diff --git a/.golangci.yml b/.golangci.yml new file mode 100644 index 00000000..cdd2defc --- /dev/null +++ b/.golangci.yml @@ -0,0 +1,28 @@ +version: "2" +linters: + default: standard + enable: + - unparam + +formatters: + enable: + - gofmt + - goimports + settings: + gofmt: + rewrite-rules: + - pattern: 'interface{}' + replacement: 'any' + +issues: + max-same-issues: 100 + + exclude-files: + - generated.*\\.go + + exclude-dirs: + - client + - vendor + +run: + timeout: 10m diff --git a/Makefile b/Makefile index bcf12222..3df8b9bd 100644 --- a/Makefile +++ b/Makefile @@ -249,8 +249,6 @@ unit-tests: $(BUILD_DIRS) ./hack/test.sh $(SRC_DIRS) \ " -ADDTL_LINTERS := gofmt,goimports,unparam - .PHONY: lint lint: $(BUILD_DIRS) @echo "running linter" @@ -268,7 +266,7 @@ lint: $(BUILD_DIRS) --env GO111MODULE=on \ --env GOFLAGS="-mod=vendor" \ $(BUILD_IMAGE) \ - golangci-lint run --enable $(ADDTL_LINTERS) --timeout=10m --exclude-files="generated.*\.go$\" --exclude-dirs-use-default + golangci-lint run $(BUILD_DIRS): @mkdir -p $@ diff --git a/agents/prometheusoperator/lib.go b/agents/prometheusoperator/lib.go index 788ccd3e..ab61934d 100644 --- a/agents/prometheusoperator/lib.go +++ b/agents/prometheusoperator/lib.go @@ -85,7 +85,7 @@ func (agent *PrometheusOperator) CreateOrUpdate(sp api.StatsAccessor, new *api.A Interval: promapi.Duration(new.Prometheus.ServiceMonitor.Interval), Path: sp.Path(), HonorLabels: true, - Scheme: sp.Scheme(), + Scheme: func() *promapi.Scheme { s := promapi.Scheme(sp.Scheme()); return &s }(), TLSConfig: sp.TLSConfig(), RelabelConfigs: []promapi.RelabelConfig{ { diff --git a/api/v1/helpers.go b/api/v1/helpers.go index 45924968..5594eabf 100644 --- a/api/v1/helpers.go +++ b/api/v1/helpers.go @@ -21,7 +21,6 @@ import ( "fmt" "kmodules.xyz/client-go/policy/secomp" - app_api "kmodules.xyz/custom-resources/apis/appcatalog/v1alpha1" appcatalog "kmodules.xyz/custom-resources/apis/appcatalog/v1alpha1" "gomodules.xyz/pointer" @@ -125,13 +124,13 @@ func (c *ConnectionSpec) ToAppBinding() (*appcatalog.AppBinding, error) { }, } if c.AuthSecret != nil { - app.Spec.Secret = &app_api.TypedLocalObjectReference{ + app.Spec.Secret = &appcatalog.TypedLocalObjectReference{ Kind: "Secret", // It will create circular dependency, If we use Kubedb Constant . Name: c.AuthSecret.Name, } } if c.TLSSecret != nil { - app.Spec.TLSSecret = &app_api.TypedLocalObjectReference{ + app.Spec.TLSSecret = &appcatalog.TypedLocalObjectReference{ Kind: "Secret", Name: c.TLSSecret.Name, } diff --git a/client/builder.go b/client/builder.go index 34af9d04..6d73f6eb 100644 --- a/client/builder.go +++ b/client/builder.go @@ -99,13 +99,13 @@ func (r *ClientBuilder) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.R app := &appcatalog.AppBinding{} if err := r.mgr.GetClient().Get(ctx, key, app); err != nil { - klog.Infof("AppBinding %q doesn't exist anymore", req.NamespacedName.String()) + klog.Infof("AppBinding %q doesn't exist anymore", req.String()) r.unset() return ctrl.Result{}, client.IgnoreNotFound(err) } // Add or remove finalizer based on deletion timestamp - if app.ObjectMeta.DeletionTimestamp != nil { + if app.DeletionTimestamp != nil { r.unset() return ctrl.Result{}, nil } diff --git a/client/proxy.go b/client/proxy.go index 3b8fd4be..62d0d471 100644 --- a/client/proxy.go +++ b/client/proxy.go @@ -38,23 +38,23 @@ func ToPrometheusConfig(cfg *rest.Config, ref appcatalog.ServiceReference) (*Con } var caFile, certFile, keyFile string - if len(cfg.TLSClientConfig.CAData) > 0 { + if len(cfg.CAData) > 0 { caFile = filepath.Join(certDir, "ca.crt") - if err = os.WriteFile(caFile, cfg.TLSClientConfig.CAData, 0o644); err != nil { + if err = os.WriteFile(caFile, cfg.CAData, 0o644); err != nil { return nil, err } } - if len(cfg.TLSClientConfig.CertData) > 0 { + if len(cfg.CertData) > 0 { certFile = filepath.Join(certDir, "tls.crt") - if err = os.WriteFile(certFile, cfg.TLSClientConfig.CertData, 0o644); err != nil { + if err = os.WriteFile(certFile, cfg.CertData, 0o644); err != nil { return nil, err } } - if len(cfg.TLSClientConfig.KeyData) > 0 { + if len(cfg.KeyData) > 0 { keyFile = filepath.Join(certDir, "tls.key") - if err = os.WriteFile(keyFile, cfg.TLSClientConfig.KeyData, 0o644); err != nil { + if err = os.WriteFile(keyFile, cfg.KeyData, 0o644); err != nil { return nil, err } } @@ -74,8 +74,8 @@ func ToPrometheusConfig(cfg *rest.Config, ref appcatalog.ServiceReference) (*Con CAFile: caFile, CertFile: certFile, KeyFile: keyFile, - ServerName: cfg.TLSClientConfig.ServerName, - InsecureSkipVerify: cfg.TLSClientConfig.Insecure, + ServerName: cfg.ServerName, + InsecureSkipVerify: cfg.Insecure, }, }, nil } diff --git a/client/resource.go b/client/resource.go index 406f00fe..d4aa90d6 100644 --- a/client/resource.go +++ b/client/resource.go @@ -126,7 +126,7 @@ func getPromQueryResult(pc promv1.API, promQuery string) (map[string]float64, er if len(valStr) != 2 { return nil, fmt.Errorf("metrics %q is invalid for query %s", m, promQuery) } - valStr[0] = strings.Replace(valStr[0], " ", "", -1) + valStr[0] = strings.ReplaceAll(valStr[0], " ", "") metricVal, err := strconv.ParseFloat(valStr[0], 64) if err != nil { return nil, err diff --git a/go.mod b/go.mod index ccb808b9..708a7e69 100644 --- a/go.mod +++ b/go.mod @@ -1,6 +1,6 @@ module kmodules.xyz/monitoring-agent-api -go 1.23.0 +go 1.24.0 toolchain go1.24.1 @@ -11,24 +11,24 @@ require ( github.com/hexops/gotextdiff v1.0.3 github.com/json-iterator/go v1.1.12 github.com/pkg/errors v0.9.1 - github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring v0.81.0 - github.com/prometheus-operator/prometheus-operator/pkg/client v0.81.0 - github.com/prometheus/client_golang v1.20.5 - github.com/prometheus/common v0.55.0 + github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring v0.87.1 + github.com/prometheus-operator/prometheus-operator/pkg/client v0.87.1 + github.com/prometheus/client_golang v1.22.0 + github.com/prometheus/common v0.62.0 github.com/spf13/pflag v1.0.6 github.com/zeebo/xxh3 v1.0.2 - go.bytebuilders.dev/license-verifier v0.14.6 + go.bytebuilders.dev/license-verifier v0.14.10 gomodules.xyz/atomic-writer v0.0.2 gomodules.xyz/pointer v0.1.0 - k8s.io/api v0.32.2 - k8s.io/apimachinery v0.32.2 - k8s.io/client-go v0.32.2 + k8s.io/api v0.34.3 + k8s.io/apimachinery v0.34.3 + k8s.io/client-go v0.34.3 k8s.io/klog/v2 v2.130.1 - k8s.io/kube-openapi v0.0.0-20250304201544-e5f78fe3ede9 - k8s.io/utils v0.0.0-20241210054802-24370beab758 - kmodules.xyz/client-go v0.32.0 - kmodules.xyz/custom-resources v0.32.2 - sigs.k8s.io/controller-runtime v0.20.3 + k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 + k8s.io/utils v0.0.0-20251002143259-bc988d571ff4 + kmodules.xyz/client-go v0.34.2 + kmodules.xyz/custom-resources v0.32.3-0.20251226151909-e0c7e447f3de + sigs.k8s.io/controller-runtime v0.22.4 ) require ( @@ -38,60 +38,69 @@ require ( github.com/beorn7/perks v1.0.1 // indirect github.com/cespare/xxhash/v2 v2.3.0 // indirect github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect - github.com/emicklei/go-restful/v3 v3.12.1 // indirect + github.com/emicklei/go-restful/v3 v3.13.0 // indirect github.com/evanphx/json-patch/v5 v5.9.11 // indirect github.com/fatih/structs v1.1.0 // indirect - github.com/fsnotify/fsnotify v1.8.0 // indirect - github.com/fxamacker/cbor/v2 v2.7.0 // indirect - github.com/go-logr/logr v1.4.2 // indirect - github.com/go-openapi/jsonpointer v0.21.0 // indirect - github.com/go-openapi/jsonreference v0.21.0 // indirect - github.com/go-openapi/swag v0.23.0 // indirect - github.com/go-sql-driver/mysql v1.9.0 // indirect - github.com/golang/protobuf v1.5.4 // indirect + github.com/fsnotify/fsnotify v1.9.0 // indirect + github.com/fxamacker/cbor/v2 v2.9.0 // indirect + github.com/go-logr/logr v1.4.3 // indirect + github.com/go-openapi/jsonpointer v0.22.1 // indirect + github.com/go-openapi/jsonreference v0.21.2 // indirect + github.com/go-openapi/swag v0.25.1 // indirect + github.com/go-openapi/swag/cmdutils v0.25.1 // indirect + github.com/go-openapi/swag/conv v0.25.1 // indirect + github.com/go-openapi/swag/fileutils v0.25.1 // indirect + github.com/go-openapi/swag/jsonname v0.25.1 // indirect + github.com/go-openapi/swag/jsonutils v0.25.1 // indirect + github.com/go-openapi/swag/loading v0.25.1 // indirect + github.com/go-openapi/swag/mangling v0.25.1 // indirect + github.com/go-openapi/swag/netutils v0.25.1 // indirect + github.com/go-openapi/swag/stringutils v0.25.1 // indirect + github.com/go-openapi/swag/typeutils v0.25.1 // indirect + github.com/go-openapi/swag/yamlutils v0.25.1 // indirect + github.com/go-sql-driver/mysql v1.9.3 // indirect github.com/google/btree v1.1.3 // indirect - github.com/google/gnostic-models v0.6.9 // indirect - github.com/google/go-cmp v0.6.0 // indirect + github.com/google/gnostic-models v0.7.0 // indirect + github.com/google/go-cmp v0.7.0 // indirect github.com/google/gofuzz v1.2.0 // indirect github.com/google/uuid v1.6.0 // indirect github.com/imdario/mergo v0.3.16 // indirect - github.com/josharian/intern v1.0.0 // indirect github.com/jpillora/backoff v1.0.0 // indirect - github.com/klauspost/compress v1.17.11 // indirect github.com/klauspost/cpuid/v2 v2.0.9 // indirect - github.com/mailru/easyjson v0.9.0 // indirect github.com/mattn/go-isatty v0.0.20 // indirect github.com/mitchellh/mapstructure v1.5.0 // indirect github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect - github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect + github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect github.com/prometheus/client_model v0.6.1 // indirect github.com/prometheus/procfs v0.15.1 // indirect github.com/sergi/go-diff v1.2.0 // indirect github.com/x448/float16 v0.8.4 // indirect github.com/yudai/gojsondiff v1.0.0 // indirect github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82 // indirect - golang.org/x/net v0.38.0 // indirect - golang.org/x/oauth2 v0.27.0 // indirect - golang.org/x/sync v0.12.0 // indirect - golang.org/x/sys v0.31.0 // indirect - golang.org/x/term v0.30.0 // indirect - golang.org/x/text v0.23.0 // indirect - golang.org/x/time v0.10.0 // indirect + go.yaml.in/yaml/v2 v2.4.3 // indirect + go.yaml.in/yaml/v3 v3.0.4 // indirect + golang.org/x/net v0.47.0 // indirect + golang.org/x/oauth2 v0.31.0 // indirect + golang.org/x/sync v0.19.0 // indirect + golang.org/x/sys v0.39.0 // indirect + golang.org/x/term v0.38.0 // indirect + golang.org/x/text v0.32.0 // indirect + golang.org/x/time v0.13.0 // indirect gomodules.xyz/jsonpatch/v2 v2.5.0 // indirect gomodules.xyz/mergo v0.3.13 // indirect gomodules.xyz/sets v0.0.0-20210218105342-2efe2fb519a2 // indirect - google.golang.org/protobuf v1.36.3 // indirect - gopkg.in/evanphx/json-patch.v4 v4.12.0 // indirect + google.golang.org/protobuf v1.36.10 // indirect + gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect gopkg.in/inf.v0 v0.9.1 // indirect gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect gopkg.in/yaml.v2 v2.4.0 // indirect - gopkg.in/yaml.v3 v3.0.1 // indirect - k8s.io/apiextensions-apiserver v0.32.2 // indirect + k8s.io/apiextensions-apiserver v0.34.3 // indirect kmodules.xyz/apiversion v0.2.0 // indirect - sigs.k8s.io/json v0.0.0-20241014173422-cfa47c3a1cc8 // indirect + sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect sigs.k8s.io/randfill v1.0.0 // indirect - sigs.k8s.io/structured-merge-diff/v4 v4.6.0 // indirect - sigs.k8s.io/yaml v1.4.0 // indirect + sigs.k8s.io/structured-merge-diff/v6 v6.3.0 // indirect + sigs.k8s.io/yaml v1.6.0 // indirect ) diff --git a/go.sum b/go.sum index b925e47d..3d380ad8 100644 --- a/go.sum +++ b/go.sum @@ -12,46 +12,67 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= -github.com/emicklei/go-restful/v3 v3.12.1 h1:PJMDIM/ak7btuL8Ex0iYET9hxM3CI2sjZtzpL63nKAU= -github.com/emicklei/go-restful/v3 v3.12.1/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc= +github.com/emicklei/go-restful/v3 v3.13.0 h1:C4Bl2xDndpU6nJ4bc1jXd+uTmYPVUwkD6bFY/oTyCes= +github.com/emicklei/go-restful/v3 v3.13.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc= github.com/evanphx/json-patch v5.9.11+incompatible h1:ixHHqfcGvxhWkniF1tWxBHA0yb4Z+d1UQi45df52xW8= github.com/evanphx/json-patch v5.9.11+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk= github.com/evanphx/json-patch/v5 v5.9.11 h1:/8HVnzMq13/3x9TPvjG08wUGqBTmZBsCWzjTM0wiaDU= github.com/evanphx/json-patch/v5 v5.9.11/go.mod h1:3j+LviiESTElxA4p3EMKAB9HXj3/XEtnUf6OZxqIQTM= github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo= github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M= -github.com/fsnotify/fsnotify v1.8.0 h1:dAwr6QBTBZIkG8roQaJjGof0pp0EeF+tNV7YBP3F/8M= -github.com/fsnotify/fsnotify v1.8.0/go.mod h1:8jBTzvmWwFyi3Pb8djgCCO5IBqzKJ/Jwo8TRcHyHii0= -github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv5E= -github.com/fxamacker/cbor/v2 v2.7.0/go.mod h1:pxXPTn3joSm21Gbwsv0w9OSA2y1HFR9qXEeXQVeNoDQ= +github.com/fsnotify/fsnotify v1.9.0 h1:2Ml+OJNzbYCTzsxtv8vKSFD9PbJjmhYF14k/jKC7S9k= +github.com/fsnotify/fsnotify v1.9.0/go.mod h1:8jBTzvmWwFyi3Pb8djgCCO5IBqzKJ/Jwo8TRcHyHii0= +github.com/fxamacker/cbor/v2 v2.9.0 h1:NpKPmjDBgUfBms6tr6JZkTHtfFGcMKsw3eGcmD/sapM= +github.com/fxamacker/cbor/v2 v2.9.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ= github.com/go-logr/logr v0.4.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTgseGU= -github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY= -github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI= +github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= github.com/go-logr/zapr v1.3.0 h1:XGdV8XW8zdwFiwOA2Dryh1gj2KRQyOOoNmBy4EplIcQ= github.com/go-logr/zapr v1.3.0/go.mod h1:YKepepNBd1u/oyhd/yQmtjVXmm9uML4IXUgMOwR8/Gg= -github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ= -github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kOkAPDdXEYns6fzUY= -github.com/go-openapi/jsonreference v0.21.0 h1:Rs+Y7hSXT83Jacb7kFyjn4ijOuVGSvOdF2+tg1TRrwQ= -github.com/go-openapi/jsonreference v0.21.0/go.mod h1:LmZmgsrTkVg9LG4EaHeY8cBDslNPMo06cago5JNLkm4= -github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE= -github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ= -github.com/go-sql-driver/mysql v1.9.0 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h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw= github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo= +github.com/stretchr/objx v0.5.2 h1:xuMeJ0Sdp5ZMRXx/aWO6RZxdr3beISkG5/G/aIRr3pY= +github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA= github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU= github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4= -github.com/stretchr/testify v1.10.0 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conversion.EnforcePtr(v) if err != nil { return err diff --git a/vendor/github.com/emicklei/go-restful/v3/.travis.yml b/vendor/github.com/emicklei/go-restful/v3/.travis.yml deleted file mode 100644 index 3a0bf5ff..00000000 --- a/vendor/github.com/emicklei/go-restful/v3/.travis.yml +++ /dev/null @@ -1,13 +0,0 @@ -language: go - -go: - - 1.x - -before_install: - - go test -v - -script: - - go test -race -coverprofile=coverage.txt -covermode=atomic - -after_success: - - bash <(curl -s https://codecov.io/bash) \ No newline at end of file diff --git a/vendor/github.com/emicklei/go-restful/v3/CHANGES.md b/vendor/github.com/emicklei/go-restful/v3/CHANGES.md index 92b78048..4fcd920a 100644 --- a/vendor/github.com/emicklei/go-restful/v3/CHANGES.md +++ b/vendor/github.com/emicklei/go-restful/v3/CHANGES.md @@ -1,5 +1,12 @@ # Change history of go-restful +## [v3.13.0] - 2025-08-14 + +- optimize performance of path matching in CurlyRouter ( thanks @wenhuang, Wen Huang) + +## [v3.12.2] - 2025-02-21 + +- allow empty payloads in post,put,patch, issue #580 ( thanks @liggitt, Jordan Liggitt) ## [v3.12.1] - 2024-05-28 @@ -18,7 +25,7 @@ - fix by restoring custom JSON handler functions (Mike Beaumont #540) -## [v3.12.0] - 2023-08-19 +## [v3.11.0] - 2023-08-19 - restored behavior as <= v3.9.0 with option to change path strategy using TrimRightSlashEnabled. diff --git a/vendor/github.com/emicklei/go-restful/v3/README.md b/vendor/github.com/emicklei/go-restful/v3/README.md index 7234604e..50a79ab6 100644 --- a/vendor/github.com/emicklei/go-restful/v3/README.md +++ b/vendor/github.com/emicklei/go-restful/v3/README.md @@ -3,7 +3,7 @@ go-restful package for building REST-style Web Services using Google Go [![Go Report Card](https://goreportcard.com/badge/github.com/emicklei/go-restful)](https://goreportcard.com/report/github.com/emicklei/go-restful) -[![GoDoc](https://godoc.org/github.com/emicklei/go-restful?status.svg)](https://pkg.go.dev/github.com/emicklei/go-restful) +[![Go Reference](https://pkg.go.dev/badge/github.com/emicklei/go-restful.svg)](https://pkg.go.dev/github.com/emicklei/go-restful/v3) [![codecov](https://codecov.io/gh/emicklei/go-restful/branch/master/graph/badge.svg)](https://codecov.io/gh/emicklei/go-restful) - [Code examples use v3](https://github.com/emicklei/go-restful/tree/v3/examples) @@ -84,6 +84,7 @@ func (u UserResource) findUser(request *restful.Request, response *restful.Respo - Configurable (trace) logging - Customizable gzip/deflate readers and writers using CompressorProvider registration - Inject your own http.Handler using the `HttpMiddlewareHandlerToFilter` function +- Added `SetPathTokenCacheEnabled` and `SetCustomVerbCacheEnabled` to disable regexp caching (default=true) ## How to customize There are several hooks to customize the behavior of the go-restful package. diff --git a/vendor/github.com/emicklei/go-restful/v3/curly.go b/vendor/github.com/emicklei/go-restful/v3/curly.go index 6fd2bcd5..eec43bfd 100644 --- a/vendor/github.com/emicklei/go-restful/v3/curly.go +++ b/vendor/github.com/emicklei/go-restful/v3/curly.go @@ -9,11 +9,35 @@ import ( "regexp" "sort" "strings" + "sync" ) // CurlyRouter expects Routes with paths that contain zero or more parameters in curly brackets. type CurlyRouter struct{} +var ( + regexCache sync.Map // Cache for compiled regex patterns + pathTokenCacheEnabled = true // Enable/disable path token regex caching +) + +// SetPathTokenCacheEnabled enables or disables path token regex caching for CurlyRouter. +// When disabled, regex patterns will be compiled on every request. +// When enabled (default), compiled regex patterns are cached for better performance. +func SetPathTokenCacheEnabled(enabled bool) { + pathTokenCacheEnabled = enabled +} + +// getCachedRegexp retrieves a compiled regex from the cache if found and valid. +// Returns the regex and true if found and valid, nil and false otherwise. +func getCachedRegexp(cache *sync.Map, pattern string) (*regexp.Regexp, bool) { + if cached, found := cache.Load(pattern); found { + if regex, ok := cached.(*regexp.Regexp); ok { + return regex, true + } + } + return nil, false +} + // SelectRoute is part of the Router interface and returns the best match // for the WebService and its Route for the given Request. func (c CurlyRouter) SelectRoute( @@ -113,8 +137,28 @@ func (c CurlyRouter) regularMatchesPathToken(routeToken string, colon int, reque } return true, true } - matched, err := regexp.MatchString(regPart, requestToken) - return (matched && err == nil), false + + // Check cache first (if enabled) + if pathTokenCacheEnabled { + if regex, found := getCachedRegexp(®exCache, regPart); found { + matched := regex.MatchString(requestToken) + return matched, false + } + } + + // Compile the regex + regex, err := regexp.Compile(regPart) + if err != nil { + return false, false + } + + // Cache the regex (if enabled) + if pathTokenCacheEnabled { + regexCache.Store(regPart, regex) + } + + matched := regex.MatchString(requestToken) + return matched, false } var jsr311Router = RouterJSR311{} @@ -168,7 +212,7 @@ func (c CurlyRouter) computeWebserviceScore(requestTokens []string, routeTokens if matchesToken { score++ // extra score for regex match } - } + } } else { // not a parameter if eachRequestToken != eachRouteToken { diff --git a/vendor/github.com/emicklei/go-restful/v3/custom_verb.go b/vendor/github.com/emicklei/go-restful/v3/custom_verb.go index bfc17efd..0b98eeb0 100644 --- a/vendor/github.com/emicklei/go-restful/v3/custom_verb.go +++ b/vendor/github.com/emicklei/go-restful/v3/custom_verb.go @@ -1,14 +1,28 @@ package restful +// Copyright 2025 Ernest Micklei. All rights reserved. +// Use of this source code is governed by a license +// that can be found in the LICENSE file. + import ( "fmt" "regexp" + "sync" ) var ( - customVerbReg = regexp.MustCompile(":([A-Za-z]+)$") + customVerbReg = regexp.MustCompile(":([A-Za-z]+)$") + customVerbCache sync.Map // Cache for compiled custom verb regexes + customVerbCacheEnabled = true // Enable/disable custom verb regex caching ) +// SetCustomVerbCacheEnabled enables or disables custom verb regex caching. +// When disabled, custom verb regex patterns will be compiled on every request. +// When enabled (default), compiled custom verb regex patterns are cached for better performance. +func SetCustomVerbCacheEnabled(enabled bool) { + customVerbCacheEnabled = enabled +} + func hasCustomVerb(routeToken string) bool { return customVerbReg.MatchString(routeToken) } @@ -20,7 +34,23 @@ func isMatchCustomVerb(routeToken string, pathToken string) bool { } customVerb := rs[1] - specificVerbReg := regexp.MustCompile(fmt.Sprintf(":%s$", customVerb)) + regexPattern := fmt.Sprintf(":%s$", customVerb) + + // Check cache first (if enabled) + if customVerbCacheEnabled { + if specificVerbReg, found := getCachedRegexp(&customVerbCache, regexPattern); found { + return specificVerbReg.MatchString(pathToken) + } + } + + // Compile the regex + specificVerbReg := regexp.MustCompile(regexPattern) + + // Cache the regex (if enabled) + if customVerbCacheEnabled { + customVerbCache.Store(regexPattern, specificVerbReg) + } + return specificVerbReg.MatchString(pathToken) } diff --git a/vendor/github.com/emicklei/go-restful/v3/doc.go b/vendor/github.com/emicklei/go-restful/v3/doc.go index 69b13057..80809225 100644 --- a/vendor/github.com/emicklei/go-restful/v3/doc.go +++ b/vendor/github.com/emicklei/go-restful/v3/doc.go @@ -1,7 +1,7 @@ /* Package restful , a lean package for creating REST-style WebServices without magic. -WebServices and Routes +### WebServices and Routes A WebService has a collection of Route objects that dispatch incoming Http Requests to a function calls. Typically, a WebService has a root path (e.g. /users) and defines common MIME types for its routes. @@ -30,14 +30,14 @@ The (*Request, *Response) arguments provide functions for reading information fr See the example https://github.com/emicklei/go-restful/blob/v3/examples/user-resource/restful-user-resource.go with a full implementation. -Regular expression matching Routes +### Regular expression matching Routes A Route parameter can be specified using the format "uri/{var[:regexp]}" or the special version "uri/{var:*}" for matching the tail of the path. For example, /persons/{name:[A-Z][A-Z]} can be used to restrict values for the parameter "name" to only contain capital alphabetic characters. Regular expressions must use the standard Go syntax as described in the regexp package. (https://code.google.com/p/re2/wiki/Syntax) This feature requires the use of a CurlyRouter. -Containers +### Containers A Container holds a collection of WebServices, Filters and a http.ServeMux for multiplexing http requests. Using the statements "restful.Add(...) and restful.Filter(...)" will register WebServices and Filters to the Default Container. @@ -47,7 +47,7 @@ You can create your own Container and create a new http.Server for that particul container := restful.NewContainer() server := &http.Server{Addr: ":8081", Handler: container} -Filters +### Filters A filter dynamically intercepts requests and responses to transform or use the information contained in the requests or responses. You can use filters to perform generic logging, measurement, authentication, redirect, set response headers etc. @@ -60,22 +60,21 @@ Use the following statement to pass the request,response pair to the next filter chain.ProcessFilter(req, resp) -Container Filters +### Container Filters These are processed before any registered WebService. // install a (global) filter for the default container (processed before any webservice) restful.Filter(globalLogging) -WebService Filters +### WebService Filters These are processed before any Route of a WebService. // install a webservice filter (processed before any route) ws.Filter(webserviceLogging).Filter(measureTime) - -Route Filters +### Route Filters These are processed before calling the function associated with the Route. @@ -84,7 +83,7 @@ These are processed before calling the function associated with the Route. See the example https://github.com/emicklei/go-restful/blob/v3/examples/filters/restful-filters.go with full implementations. -Response Encoding +### Response Encoding Two encodings are supported: gzip and deflate. To enable this for all responses: @@ -95,20 +94,20 @@ Alternatively, you can create a Filter that performs the encoding and install it See the example https://github.com/emicklei/go-restful/blob/v3/examples/encoding/restful-encoding-filter.go -OPTIONS support +### OPTIONS support By installing a pre-defined container filter, your Webservice(s) can respond to the OPTIONS Http request. Filter(OPTIONSFilter()) -CORS +### CORS By installing the filter of a CrossOriginResourceSharing (CORS), your WebService(s) can handle CORS requests. cors := CrossOriginResourceSharing{ExposeHeaders: []string{"X-My-Header"}, CookiesAllowed: false, Container: DefaultContainer} Filter(cors.Filter) -Error Handling +### Error Handling Unexpected things happen. If a request cannot be processed because of a failure, your service needs to tell via the response what happened and why. For this reason HTTP status codes exist and it is important to use the correct code in every exceptional situation. @@ -137,11 +136,11 @@ The request does not have or has an unknown Accept Header set for this operation The request does not have or has an unknown Content-Type Header set for this operation. -ServiceError +### ServiceError In addition to setting the correct (error) Http status code, you can choose to write a ServiceError message on the response. -Performance options +### Performance options This package has several options that affect the performance of your service. It is important to understand them and how you can change it. @@ -156,30 +155,27 @@ Default value is true If content encoding is enabled then the default strategy for getting new gzip/zlib writers and readers is to use a sync.Pool. Because writers are expensive structures, performance is even more improved when using a preloaded cache. You can also inject your own implementation. -Trouble shooting +### Trouble shooting This package has the means to produce detail logging of the complete Http request matching process and filter invocation. Enabling this feature requires you to set an implementation of restful.StdLogger (e.g. log.Logger) instance such as: restful.TraceLogger(log.New(os.Stdout, "[restful] ", log.LstdFlags|log.Lshortfile)) -Logging +### Logging The restful.SetLogger() method allows you to override the logger used by the package. By default restful uses the standard library `log` package and logs to stdout. Different logging packages are supported as long as they conform to `StdLogger` interface defined in the `log` sub-package, writing an adapter for your preferred package is simple. -Resources +### Resources -[project]: https://github.com/emicklei/go-restful +(c) 2012-2025, http://ernestmicklei.com. MIT License +[project]: https://github.com/emicklei/go-restful [examples]: https://github.com/emicklei/go-restful/blob/master/examples - -[design]: http://ernestmicklei.com/2012/11/11/go-restful-api-design/ - +[design]: http://ernestmicklei.com/2012/11/11/go-restful-api-design/ [showcases]: https://github.com/emicklei/mora, https://github.com/emicklei/landskape - -(c) 2012-2015, http://ernestmicklei.com. MIT License */ package restful diff --git a/vendor/github.com/emicklei/go-restful/v3/jsr311.go b/vendor/github.com/emicklei/go-restful/v3/jsr311.go index a9b3faaa..7f04bd90 100644 --- a/vendor/github.com/emicklei/go-restful/v3/jsr311.go +++ b/vendor/github.com/emicklei/go-restful/v3/jsr311.go @@ -65,7 +65,7 @@ func (RouterJSR311) extractParams(pathExpr *pathExpression, matches []string) ma return params } -// http://jsr311.java.net/nonav/releases/1.1/spec/spec3.html#x3-360003.7.2 +// https://download.oracle.com/otndocs/jcp/jaxrs-1.1-mrel-eval-oth-JSpec/ func (r RouterJSR311) detectRoute(routes []Route, httpRequest *http.Request) (*Route, error) { candidates := make([]*Route, 0, 8) for i, each := range routes { @@ -126,9 +126,7 @@ func (r RouterJSR311) detectRoute(routes []Route, httpRequest *http.Request) (*R if trace { traceLogger.Printf("no Route found (from %d) that matches HTTP Content-Type: %s\n", len(previous), contentType) } - if httpRequest.ContentLength > 0 { - return nil, NewError(http.StatusUnsupportedMediaType, "415: Unsupported Media Type") - } + return nil, NewError(http.StatusUnsupportedMediaType, "415: Unsupported Media Type") } // accept @@ -151,20 +149,9 @@ func (r RouterJSR311) detectRoute(routes []Route, httpRequest *http.Request) (*R for _, candidate := range previous { available = append(available, candidate.Produces...) } - // if POST,PUT,PATCH without body - method, length := httpRequest.Method, httpRequest.Header.Get("Content-Length") - if (method == http.MethodPost || - method == http.MethodPut || - method == http.MethodPatch) && (length == "" || length == "0") { - return nil, NewError( - http.StatusUnsupportedMediaType, - fmt.Sprintf("415: Unsupported Media Type\n\nAvailable representations: %s", strings.Join(available, ", ")), - ) - } return nil, NewError( http.StatusNotAcceptable, - fmt.Sprintf("406: Not Acceptable\n\nAvailable representations: %s", strings.Join(available, ", ")), - ) + fmt.Sprintf("406: Not Acceptable\n\nAvailable representations: %s", strings.Join(available, ", "))) } // return r.bestMatchByMedia(outputMediaOk, contentType, accept), nil return candidates[0], nil diff --git a/vendor/github.com/emicklei/go-restful/v3/route.go b/vendor/github.com/emicklei/go-restful/v3/route.go index 306c44be..a2056e2a 100644 --- a/vendor/github.com/emicklei/go-restful/v3/route.go +++ b/vendor/github.com/emicklei/go-restful/v3/route.go @@ -111,6 +111,8 @@ func (r Route) matchesAccept(mimeTypesWithQuality string) bool { } // Return whether this Route can consume content with a type specified by mimeTypes (can be empty). +// If the route does not specify Consumes then return true (*/*). +// If no content type is set then return true for GET,HEAD,OPTIONS,DELETE and TRACE. func (r Route) matchesContentType(mimeTypes string) bool { if len(r.Consumes) == 0 { diff --git a/vendor/github.com/fsnotify/fsnotify/.cirrus.yml b/vendor/github.com/fsnotify/fsnotify/.cirrus.yml index f4e7dbf3..7f257e99 100644 --- a/vendor/github.com/fsnotify/fsnotify/.cirrus.yml +++ b/vendor/github.com/fsnotify/fsnotify/.cirrus.yml @@ -1,7 +1,7 @@ freebsd_task: name: 'FreeBSD' freebsd_instance: - image_family: freebsd-14-1 + image_family: freebsd-14-2 install_script: - pkg update -f - pkg install -y go diff --git a/vendor/github.com/fsnotify/fsnotify/CHANGELOG.md b/vendor/github.com/fsnotify/fsnotify/CHANGELOG.md index fa854785..6468d2cf 100644 --- a/vendor/github.com/fsnotify/fsnotify/CHANGELOG.md +++ b/vendor/github.com/fsnotify/fsnotify/CHANGELOG.md @@ -1,6 +1,39 @@ # Changelog -1.8.0 2023-10-31 +1.9.0 2024-04-04 +---------------- + +### Changes and fixes + +- all: make BufferedWatcher buffered again ([#657]) + +- inotify: fix race when adding/removing watches while a watched path is being + deleted ([#678], [#686]) + +- inotify: don't send empty event if a watched path is unmounted ([#655]) + +- inotify: don't register duplicate watches when watching both a symlink and its + target; previously that would get "half-added" and removing the second would + panic ([#679]) + +- kqueue: fix watching relative symlinks ([#681]) + +- kqueue: correctly mark pre-existing entries when watching a link to a dir on + kqueue ([#682]) + +- illumos: don't send error if changed file is deleted while processing the + event ([#678]) + + +[#657]: https://github.com/fsnotify/fsnotify/pull/657 +[#678]: https://github.com/fsnotify/fsnotify/pull/678 +[#686]: https://github.com/fsnotify/fsnotify/pull/686 +[#655]: https://github.com/fsnotify/fsnotify/pull/655 +[#681]: https://github.com/fsnotify/fsnotify/pull/681 +[#679]: https://github.com/fsnotify/fsnotify/pull/679 +[#682]: https://github.com/fsnotify/fsnotify/pull/682 + +1.8.0 2024-10-31 ---------------- ### Additions diff --git a/vendor/github.com/fsnotify/fsnotify/CONTRIBUTING.md b/vendor/github.com/fsnotify/fsnotify/CONTRIBUTING.md index e4ac2a2f..4cc40fa5 100644 --- a/vendor/github.com/fsnotify/fsnotify/CONTRIBUTING.md +++ b/vendor/github.com/fsnotify/fsnotify/CONTRIBUTING.md @@ -77,6 +77,7 @@ End-of-line escapes with `\` are not supported. debug [yes/no] # Enable/disable FSNOTIFY_DEBUG (tests are run in parallel by default, so -parallel=1 is probably a good idea). + print [any strings] # Print text to stdout; for debugging. touch path mkdir [-p] dir diff --git a/vendor/github.com/fsnotify/fsnotify/README.md b/vendor/github.com/fsnotify/fsnotify/README.md index e480733d..1f4eb583 100644 --- a/vendor/github.com/fsnotify/fsnotify/README.md +++ b/vendor/github.com/fsnotify/fsnotify/README.md @@ -15,7 +15,6 @@ Platform support: | ReadDirectoryChangesW | Windows | Supported | | FEN | illumos | Supported | | fanotify | Linux 5.9+ | [Not yet](https://github.com/fsnotify/fsnotify/issues/114) | -| AHAFS | AIX | [aix branch]; experimental due to lack of maintainer and test environment | | FSEvents | macOS | [Needs support in x/sys/unix][fsevents] | | USN Journals | Windows | [Needs support in x/sys/windows][usn] | | Polling | *All* | [Not yet](https://github.com/fsnotify/fsnotify/issues/9) | @@ -25,7 +24,6 @@ untested. [fsevents]: https://github.com/fsnotify/fsnotify/issues/11#issuecomment-1279133120 [usn]: https://github.com/fsnotify/fsnotify/issues/53#issuecomment-1279829847 -[aix branch]: https://github.com/fsnotify/fsnotify/issues/353#issuecomment-1284590129 Usage ----- diff --git a/vendor/github.com/fsnotify/fsnotify/backend_fen.go b/vendor/github.com/fsnotify/fsnotify/backend_fen.go index c349c326..57fc6928 100644 --- a/vendor/github.com/fsnotify/fsnotify/backend_fen.go +++ b/vendor/github.com/fsnotify/fsnotify/backend_fen.go @@ -9,6 +9,7 @@ package fsnotify import ( "errors" "fmt" + "io/fs" "os" "path/filepath" "sync" @@ -19,27 +20,25 @@ import ( ) type fen struct { + *shared Events chan Event Errors chan error mu sync.Mutex port *unix.EventPort - done chan struct{} // Channel for sending a "quit message" to the reader goroutine dirs map[string]Op // Explicitly watched directories watches map[string]Op // Explicitly watched non-directories } -func newBackend(ev chan Event, errs chan error) (backend, error) { - return newBufferedBackend(0, ev, errs) -} +var defaultBufferSize = 0 -func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error) { +func newBackend(ev chan Event, errs chan error) (backend, error) { w := &fen{ + shared: newShared(ev, errs), Events: ev, Errors: errs, dirs: make(map[string]Op), watches: make(map[string]Op), - done: make(chan struct{}), } var err error @@ -52,49 +51,10 @@ func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error return w, nil } -// sendEvent attempts to send an event to the user, returning true if the event -// was put in the channel successfully and false if the watcher has been closed. -func (w *fen) sendEvent(name string, op Op) (sent bool) { - select { - case <-w.done: - return false - case w.Events <- Event{Name: name, Op: op}: - return true - } -} - -// sendError attempts to send an error to the user, returning true if the error -// was put in the channel successfully and false if the watcher has been closed. -func (w *fen) sendError(err error) (sent bool) { - if err == nil { - return true - } - select { - case <-w.done: - return false - case w.Errors <- err: - return true - } -} - -func (w *fen) isClosed() bool { - select { - case <-w.done: - return true - default: - return false - } -} - func (w *fen) Close() error { - // Take the lock used by associateFile to prevent lingering events from - // being processed after the close - w.mu.Lock() - defer w.mu.Unlock() - if w.isClosed() { + if w.shared.close() { return nil } - close(w.done) return w.port.Close() } @@ -209,7 +169,7 @@ func (w *fen) readEvents() { return } // There was an error not caused by calling w.Close() - if !w.sendError(err) { + if !w.sendError(fmt.Errorf("port.Get: %w", err)) { return } } @@ -277,13 +237,13 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { isWatched := watchedDir || watchedPath if events&unix.FILE_DELETE != 0 { - if !w.sendEvent(path, Remove) { + if !w.sendEvent(Event{Name: path, Op: Remove}) { return nil } reRegister = false } if events&unix.FILE_RENAME_FROM != 0 { - if !w.sendEvent(path, Rename) { + if !w.sendEvent(Event{Name: path, Op: Rename}) { return nil } // Don't keep watching the new file name @@ -297,7 +257,7 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { // inotify reports a Remove event in this case, so we simulate this // here. - if !w.sendEvent(path, Remove) { + if !w.sendEvent(Event{Name: path, Op: Remove}) { return nil } // Don't keep watching the file that was removed @@ -331,7 +291,7 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { // get here, the sudirectory is already gone. Clearly we were watching // this path but now it is gone. Let's tell the user that it was // removed. - if !w.sendEvent(path, Remove) { + if !w.sendEvent(Event{Name: path, Op: Remove}) { return nil } // Suppress extra write events on removed directories; they are not @@ -346,7 +306,7 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { if err != nil { // The symlink still exists, but the target is gone. Report the // Remove similar to above. - if !w.sendEvent(path, Remove) { + if !w.sendEvent(Event{Name: path, Op: Remove}) { return nil } // Don't return the error @@ -359,7 +319,7 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { return err } } else { - if !w.sendEvent(path, Write) { + if !w.sendEvent(Event{Name: path, Op: Write}) { return nil } } @@ -367,7 +327,7 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { if events&unix.FILE_ATTRIB != 0 && stat != nil { // Only send Chmod if perms changed if stat.Mode().Perm() != fmode.Perm() { - if !w.sendEvent(path, Chmod) { + if !w.sendEvent(Event{Name: path, Op: Chmod}) { return nil } } @@ -376,17 +336,27 @@ func (w *fen) handleEvent(event *unix.PortEvent) error { if stat != nil { // If we get here, it means we've hit an event above that requires us to // continue watching the file or directory - return w.associateFile(path, stat, isWatched) + err := w.associateFile(path, stat, isWatched) + if errors.Is(err, fs.ErrNotExist) { + // Path may have been removed since the stat. + err = nil + } + return err } return nil } +// The directory was modified, so we must find unwatched entities and watch +// them. If something was removed from the directory, nothing will happen, as +// everything else should still be watched. func (w *fen) updateDirectory(path string) error { - // The directory was modified, so we must find unwatched entities and watch - // them. If something was removed from the directory, nothing will happen, - // as everything else should still be watched. files, err := os.ReadDir(path) if err != nil { + // Directory no longer exists: probably just deleted since we got the + // event. + if errors.Is(err, fs.ErrNotExist) { + return nil + } return err } @@ -401,10 +371,15 @@ func (w *fen) updateDirectory(path string) error { return err } err = w.associateFile(path, finfo, false) + if errors.Is(err, fs.ErrNotExist) { + // File may have disappeared between getting the dir listing and + // adding the port: that's okay to ignore. + continue + } if !w.sendError(err) { return nil } - if !w.sendEvent(path, Create) { + if !w.sendEvent(Event{Name: path, Op: Create}) { return nil } } @@ -430,7 +405,7 @@ func (w *fen) associateFile(path string, stat os.FileInfo, follow bool) error { // has fired but we haven't processed it yet. err := w.port.DissociatePath(path) if err != nil && !errors.Is(err, unix.ENOENT) { - return err + return fmt.Errorf("port.DissociatePath(%q): %w", path, err) } } @@ -446,14 +421,22 @@ func (w *fen) associateFile(path string, stat os.FileInfo, follow bool) error { if true { events |= unix.FILE_ATTRIB } - return w.port.AssociatePath(path, stat, events, stat.Mode()) + err := w.port.AssociatePath(path, stat, events, stat.Mode()) + if err != nil { + return fmt.Errorf("port.AssociatePath(%q): %w", path, err) + } + return nil } func (w *fen) dissociateFile(path string, stat os.FileInfo, unused bool) error { if !w.port.PathIsWatched(path) { return nil } - return w.port.DissociatePath(path) + err := w.port.DissociatePath(path) + if err != nil { + return fmt.Errorf("port.DissociatePath(%q): %w", path, err) + } + return nil } func (w *fen) WatchList() []string { diff --git a/vendor/github.com/fsnotify/fsnotify/backend_inotify.go b/vendor/github.com/fsnotify/fsnotify/backend_inotify.go index 36c31169..a36cb89d 100644 --- a/vendor/github.com/fsnotify/fsnotify/backend_inotify.go +++ b/vendor/github.com/fsnotify/fsnotify/backend_inotify.go @@ -19,6 +19,7 @@ import ( ) type inotify struct { + *shared Events chan Event Errors chan error @@ -27,8 +28,6 @@ type inotify struct { fd int inotifyFile *os.File watches *watches - done chan struct{} // Channel for sending a "quit message" to the reader goroutine - doneMu sync.Mutex doneResp chan struct{} // Channel to respond to Close // Store rename cookies in an array, with the index wrapping to 0. Almost @@ -52,7 +51,6 @@ type inotify struct { type ( watches struct { - mu sync.RWMutex wd map[uint32]*watch // wd → watch path map[string]uint32 // pathname → wd } @@ -75,34 +73,13 @@ func newWatches() *watches { } } -func (w *watches) len() int { - w.mu.RLock() - defer w.mu.RUnlock() - return len(w.wd) -} - -func (w *watches) add(ww *watch) { - w.mu.Lock() - defer w.mu.Unlock() - w.wd[ww.wd] = ww - w.path[ww.path] = ww.wd -} - -func (w *watches) remove(wd uint32) { - w.mu.Lock() - defer w.mu.Unlock() - watch := w.wd[wd] // Could have had Remove() called. See #616. - if watch == nil { - return - } - delete(w.path, watch.path) - delete(w.wd, wd) -} +func (w *watches) byPath(path string) *watch { return w.wd[w.path[path]] } +func (w *watches) byWd(wd uint32) *watch { return w.wd[wd] } +func (w *watches) len() int { return len(w.wd) } +func (w *watches) add(ww *watch) { w.wd[ww.wd] = ww; w.path[ww.path] = ww.wd } +func (w *watches) remove(watch *watch) { delete(w.path, watch.path); delete(w.wd, watch.wd) } func (w *watches) removePath(path string) ([]uint32, error) { - w.mu.Lock() - defer w.mu.Unlock() - path, recurse := recursivePath(path) wd, ok := w.path[path] if !ok { @@ -123,7 +100,7 @@ func (w *watches) removePath(path string) ([]uint32, error) { wds := make([]uint32, 0, 8) wds = append(wds, wd) for p, rwd := range w.path { - if filepath.HasPrefix(p, path) { + if strings.HasPrefix(p, path) { delete(w.path, p) delete(w.wd, rwd) wds = append(wds, rwd) @@ -132,22 +109,7 @@ func (w *watches) removePath(path string) ([]uint32, error) { return wds, nil } -func (w *watches) byPath(path string) *watch { - w.mu.RLock() - defer w.mu.RUnlock() - return w.wd[w.path[path]] -} - -func (w *watches) byWd(wd uint32) *watch { - w.mu.RLock() - defer w.mu.RUnlock() - return w.wd[wd] -} - func (w *watches) updatePath(path string, f func(*watch) (*watch, error)) error { - w.mu.Lock() - defer w.mu.Unlock() - var existing *watch wd, ok := w.path[path] if ok { @@ -170,11 +132,9 @@ func (w *watches) updatePath(path string, f func(*watch) (*watch, error)) error return nil } -func newBackend(ev chan Event, errs chan error) (backend, error) { - return newBufferedBackend(0, ev, errs) -} +var defaultBufferSize = 0 -func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error) { +func newBackend(ev chan Event, errs chan error) (backend, error) { // Need to set nonblocking mode for SetDeadline to work, otherwise blocking // I/O operations won't terminate on close. fd, errno := unix.InotifyInit1(unix.IN_CLOEXEC | unix.IN_NONBLOCK) @@ -183,12 +143,12 @@ func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error } w := &inotify{ + shared: newShared(ev, errs), Events: ev, Errors: errs, fd: fd, inotifyFile: os.NewFile(uintptr(fd), ""), watches: newWatches(), - done: make(chan struct{}), doneResp: make(chan struct{}), } @@ -196,46 +156,10 @@ func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error return w, nil } -// Returns true if the event was sent, or false if watcher is closed. -func (w *inotify) sendEvent(e Event) bool { - select { - case <-w.done: - return false - case w.Events <- e: - return true - } -} - -// Returns true if the error was sent, or false if watcher is closed. -func (w *inotify) sendError(err error) bool { - if err == nil { - return true - } - select { - case <-w.done: - return false - case w.Errors <- err: - return true - } -} - -func (w *inotify) isClosed() bool { - select { - case <-w.done: - return true - default: - return false - } -} - func (w *inotify) Close() error { - w.doneMu.Lock() - if w.isClosed() { - w.doneMu.Unlock() + if w.shared.close() { return nil } - close(w.done) - w.doneMu.Unlock() // Causes any blocking reads to return with an error, provided the file // still supports deadline operations. @@ -244,9 +168,7 @@ func (w *inotify) Close() error { return err } - // Wait for goroutine to close - <-w.doneResp - + <-w.doneResp // Wait for readEvents() to finish. return nil } @@ -266,6 +188,43 @@ func (w *inotify) AddWith(path string, opts ...addOpt) error { return fmt.Errorf("%w: %s", xErrUnsupported, with.op) } + add := func(path string, with withOpts, recurse bool) error { + var flags uint32 + if with.noFollow { + flags |= unix.IN_DONT_FOLLOW + } + if with.op.Has(Create) { + flags |= unix.IN_CREATE + } + if with.op.Has(Write) { + flags |= unix.IN_MODIFY + } + if with.op.Has(Remove) { + flags |= unix.IN_DELETE | unix.IN_DELETE_SELF + } + if with.op.Has(Rename) { + flags |= unix.IN_MOVED_TO | unix.IN_MOVED_FROM | unix.IN_MOVE_SELF + } + if with.op.Has(Chmod) { + flags |= unix.IN_ATTRIB + } + if with.op.Has(xUnportableOpen) { + flags |= unix.IN_OPEN + } + if with.op.Has(xUnportableRead) { + flags |= unix.IN_ACCESS + } + if with.op.Has(xUnportableCloseWrite) { + flags |= unix.IN_CLOSE_WRITE + } + if with.op.Has(xUnportableCloseRead) { + flags |= unix.IN_CLOSE_NOWRITE + } + return w.register(path, flags, recurse) + } + + w.mu.Lock() + defer w.mu.Unlock() path, recurse := recursivePath(path) if recurse { return filepath.WalkDir(path, func(root string, d fs.DirEntry, err error) error { @@ -289,46 +248,11 @@ func (w *inotify) AddWith(path string, opts ...addOpt) error { w.sendEvent(Event{Name: root, Op: Create}) } - return w.add(root, with, true) + return add(root, with, true) }) } - return w.add(path, with, false) -} - -func (w *inotify) add(path string, with withOpts, recurse bool) error { - var flags uint32 - if with.noFollow { - flags |= unix.IN_DONT_FOLLOW - } - if with.op.Has(Create) { - flags |= unix.IN_CREATE - } - if with.op.Has(Write) { - flags |= unix.IN_MODIFY - } - if with.op.Has(Remove) { - flags |= unix.IN_DELETE | unix.IN_DELETE_SELF - } - if with.op.Has(Rename) { - flags |= unix.IN_MOVED_TO | unix.IN_MOVED_FROM | unix.IN_MOVE_SELF - } - if with.op.Has(Chmod) { - flags |= unix.IN_ATTRIB - } - if with.op.Has(xUnportableOpen) { - flags |= unix.IN_OPEN - } - if with.op.Has(xUnportableRead) { - flags |= unix.IN_ACCESS - } - if with.op.Has(xUnportableCloseWrite) { - flags |= unix.IN_CLOSE_WRITE - } - if with.op.Has(xUnportableCloseRead) { - flags |= unix.IN_CLOSE_NOWRITE - } - return w.register(path, flags, recurse) + return add(path, with, false) } func (w *inotify) register(path string, flags uint32, recurse bool) error { @@ -342,6 +266,10 @@ func (w *inotify) register(path string, flags uint32, recurse bool) error { return nil, err } + if e, ok := w.watches.wd[uint32(wd)]; ok { + return e, nil + } + if existing == nil { return &watch{ wd: uint32(wd), @@ -365,6 +293,9 @@ func (w *inotify) Remove(name string) error { fmt.Fprintf(os.Stderr, "FSNOTIFY_DEBUG: %s Remove(%q)\n", time.Now().Format("15:04:05.000000000"), name) } + + w.mu.Lock() + defer w.mu.Unlock() return w.remove(filepath.Clean(name)) } @@ -399,13 +330,12 @@ func (w *inotify) WatchList() []string { return nil } + w.mu.Lock() + defer w.mu.Unlock() entries := make([]string, 0, w.watches.len()) - w.watches.mu.RLock() for pathname := range w.watches.path { entries = append(entries, pathname) } - w.watches.mu.RUnlock() - return entries } @@ -418,21 +348,17 @@ func (w *inotify) readEvents() { close(w.Events) }() - var ( - buf [unix.SizeofInotifyEvent * 4096]byte // Buffer for a maximum of 4096 raw events - errno error // Syscall errno - ) + var buf [unix.SizeofInotifyEvent * 4096]byte // Buffer for a maximum of 4096 raw events for { - // See if we have been closed. if w.isClosed() { return } n, err := w.inotifyFile.Read(buf[:]) - switch { - case errors.Unwrap(err) == os.ErrClosed: - return - case err != nil: + if err != nil { + if errors.Is(err, os.ErrClosed) { + return + } if !w.sendError(err) { return } @@ -440,13 +366,9 @@ func (w *inotify) readEvents() { } if n < unix.SizeofInotifyEvent { - var err error + err := errors.New("notify: short read in readEvents()") // Read was too short. if n == 0 { err = io.EOF // If EOF is received. This should really never happen. - } else if n < 0 { - err = errno // If an error occurred while reading. - } else { - err = errors.New("notify: short read in readEvents()") // Read was too short. } if !w.sendError(err) { return @@ -454,132 +376,135 @@ func (w *inotify) readEvents() { continue } - // We don't know how many events we just read into the buffer - // While the offset points to at least one whole event... + // We don't know how many events we just read into the buffer While the + // offset points to at least one whole event. var offset uint32 for offset <= uint32(n-unix.SizeofInotifyEvent) { - var ( - // Point "raw" to the event in the buffer - raw = (*unix.InotifyEvent)(unsafe.Pointer(&buf[offset])) - mask = uint32(raw.Mask) - nameLen = uint32(raw.Len) - // Move to the next event in the buffer - next = func() { offset += unix.SizeofInotifyEvent + nameLen } - ) - - if mask&unix.IN_Q_OVERFLOW != 0 { + // Point to the event in the buffer. + inEvent := (*unix.InotifyEvent)(unsafe.Pointer(&buf[offset])) + + if inEvent.Mask&unix.IN_Q_OVERFLOW != 0 { if !w.sendError(ErrEventOverflow) { return } } - /// If the event happened to the watched directory or the watched - /// file, the kernel doesn't append the filename to the event, but - /// we would like to always fill the the "Name" field with a valid - /// filename. We retrieve the path of the watch from the "paths" - /// map. - watch := w.watches.byWd(uint32(raw.Wd)) - /// Can be nil if Remove() was called in another goroutine for this - /// path inbetween reading the events from the kernel and reading - /// the internal state. Not much we can do about it, so just skip. - /// See #616. - if watch == nil { - next() - continue + ev, ok := w.handleEvent(inEvent, &buf, offset) + if !ok { + return } - - name := watch.path - if nameLen > 0 { - /// Point "bytes" at the first byte of the filename - bytes := (*[unix.PathMax]byte)(unsafe.Pointer(&buf[offset+unix.SizeofInotifyEvent]))[:nameLen:nameLen] - /// The filename is padded with NULL bytes. TrimRight() gets rid of those. - name += "/" + strings.TrimRight(string(bytes[0:nameLen]), "\000") + if !w.sendEvent(ev) { + return } - if debug { - internal.Debug(name, raw.Mask, raw.Cookie) - } + // Move to the next event in the buffer + offset += unix.SizeofInotifyEvent + inEvent.Len + } + } +} - if mask&unix.IN_IGNORED != 0 { //&& event.Op != 0 - next() - continue - } +func (w *inotify) handleEvent(inEvent *unix.InotifyEvent, buf *[65536]byte, offset uint32) (Event, bool) { + w.mu.Lock() + defer w.mu.Unlock() - // inotify will automatically remove the watch on deletes; just need - // to clean our state here. - if mask&unix.IN_DELETE_SELF == unix.IN_DELETE_SELF { - w.watches.remove(watch.wd) - } + /// If the event happened to the watched directory or the watched file, the + /// kernel doesn't append the filename to the event, but we would like to + /// always fill the the "Name" field with a valid filename. We retrieve the + /// path of the watch from the "paths" map. + /// + /// Can be nil if Remove() was called in another goroutine for this path + /// inbetween reading the events from the kernel and reading the internal + /// state. Not much we can do about it, so just skip. See #616. + watch := w.watches.byWd(uint32(inEvent.Wd)) + if watch == nil { + return Event{}, true + } - // We can't really update the state when a watched path is moved; - // only IN_MOVE_SELF is sent and not IN_MOVED_{FROM,TO}. So remove - // the watch. - if mask&unix.IN_MOVE_SELF == unix.IN_MOVE_SELF { - if watch.recurse { - next() // Do nothing - continue - } + var ( + name = watch.path + nameLen = uint32(inEvent.Len) + ) + if nameLen > 0 { + /// Point "bytes" at the first byte of the filename + bb := *buf + bytes := (*[unix.PathMax]byte)(unsafe.Pointer(&bb[offset+unix.SizeofInotifyEvent]))[:nameLen:nameLen] + /// The filename is padded with NULL bytes. TrimRight() gets rid of those. + name += "/" + strings.TrimRight(string(bytes[0:nameLen]), "\x00") + } - err := w.remove(watch.path) - if err != nil && !errors.Is(err, ErrNonExistentWatch) { - if !w.sendError(err) { - return - } - } + if debug { + internal.Debug(name, inEvent.Mask, inEvent.Cookie) + } + + if inEvent.Mask&unix.IN_IGNORED != 0 || inEvent.Mask&unix.IN_UNMOUNT != 0 { + w.watches.remove(watch) + return Event{}, true + } + + // inotify will automatically remove the watch on deletes; just need + // to clean our state here. + if inEvent.Mask&unix.IN_DELETE_SELF == unix.IN_DELETE_SELF { + w.watches.remove(watch) + } + + // We can't really update the state when a watched path is moved; only + // IN_MOVE_SELF is sent and not IN_MOVED_{FROM,TO}. So remove the watch. + if inEvent.Mask&unix.IN_MOVE_SELF == unix.IN_MOVE_SELF { + if watch.recurse { // Do nothing + return Event{}, true + } + + err := w.remove(watch.path) + if err != nil && !errors.Is(err, ErrNonExistentWatch) { + if !w.sendError(err) { + return Event{}, false } + } + } - /// Skip if we're watching both this path and the parent; the parent - /// will already send a delete so no need to do it twice. - if mask&unix.IN_DELETE_SELF != 0 { - if _, ok := w.watches.path[filepath.Dir(watch.path)]; ok { - next() - continue - } + /// Skip if we're watching both this path and the parent; the parent will + /// already send a delete so no need to do it twice. + if inEvent.Mask&unix.IN_DELETE_SELF != 0 { + _, ok := w.watches.path[filepath.Dir(watch.path)] + if ok { + return Event{}, true + } + } + + ev := w.newEvent(name, inEvent.Mask, inEvent.Cookie) + // Need to update watch path for recurse. + if watch.recurse { + isDir := inEvent.Mask&unix.IN_ISDIR == unix.IN_ISDIR + /// New directory created: set up watch on it. + if isDir && ev.Has(Create) { + err := w.register(ev.Name, watch.flags, true) + if !w.sendError(err) { + return Event{}, false } - ev := w.newEvent(name, mask, raw.Cookie) - // Need to update watch path for recurse. - if watch.recurse { - isDir := mask&unix.IN_ISDIR == unix.IN_ISDIR - /// New directory created: set up watch on it. - if isDir && ev.Has(Create) { - err := w.register(ev.Name, watch.flags, true) - if !w.sendError(err) { - return + // This was a directory rename, so we need to update all the + // children. + // + // TODO: this is of course pretty slow; we should use a better data + // structure for storing all of this, e.g. store children in the + // watch. I have some code for this in my kqueue refactor we can use + // in the future. For now I'm okay with this as it's not publicly + // available. Correctness first, performance second. + if ev.renamedFrom != "" { + for k, ww := range w.watches.wd { + if k == watch.wd || ww.path == ev.Name { + continue } - - // This was a directory rename, so we need to update all - // the children. - // - // TODO: this is of course pretty slow; we should use a - // better data structure for storing all of this, e.g. store - // children in the watch. I have some code for this in my - // kqueue refactor we can use in the future. For now I'm - // okay with this as it's not publicly available. - // Correctness first, performance second. - if ev.renamedFrom != "" { - w.watches.mu.Lock() - for k, ww := range w.watches.wd { - if k == watch.wd || ww.path == ev.Name { - continue - } - if strings.HasPrefix(ww.path, ev.renamedFrom) { - ww.path = strings.Replace(ww.path, ev.renamedFrom, ev.Name, 1) - w.watches.wd[k] = ww - } - } - w.watches.mu.Unlock() + if strings.HasPrefix(ww.path, ev.renamedFrom) { + ww.path = strings.Replace(ww.path, ev.renamedFrom, ev.Name, 1) + w.watches.wd[k] = ww } } } - - /// Send the events that are not ignored on the events channel - if !w.sendEvent(ev) { - return - } - next() } } + + return ev, true } func (w *inotify) isRecursive(path string) bool { @@ -650,8 +575,8 @@ func (w *inotify) xSupports(op Op) bool { } func (w *inotify) state() { - w.watches.mu.Lock() - defer w.watches.mu.Unlock() + w.mu.Lock() + defer w.mu.Unlock() for wd, ww := range w.watches.wd { fmt.Fprintf(os.Stderr, "%4d: recurse=%t %q\n", wd, ww.recurse, ww.path) } diff --git a/vendor/github.com/fsnotify/fsnotify/backend_kqueue.go b/vendor/github.com/fsnotify/fsnotify/backend_kqueue.go index d8de5ab7..340aeec0 100644 --- a/vendor/github.com/fsnotify/fsnotify/backend_kqueue.go +++ b/vendor/github.com/fsnotify/fsnotify/backend_kqueue.go @@ -16,14 +16,13 @@ import ( ) type kqueue struct { + *shared Events chan Event Errors chan error kq int // File descriptor (as returned by the kqueue() syscall). closepipe [2]int // Pipe used for closing kq. watches *watches - done chan struct{} - doneMu sync.Mutex } type ( @@ -132,14 +131,18 @@ func (w *watches) byPath(path string) (watch, bool) { return info, ok } -func (w *watches) updateDirFlags(path string, flags uint32) { +func (w *watches) updateDirFlags(path string, flags uint32) bool { w.mu.Lock() defer w.mu.Unlock() - fd := w.path[path] + fd, ok := w.path[path] + if !ok { // Already deleted: don't re-set it here. + return false + } info := w.wd[fd] info.dirFlags = flags w.wd[fd] = info + return true } func (w *watches) remove(fd int, path string) bool { @@ -179,22 +182,20 @@ func (w *watches) seenBefore(path string) bool { return ok } -func newBackend(ev chan Event, errs chan error) (backend, error) { - return newBufferedBackend(0, ev, errs) -} +var defaultBufferSize = 0 -func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error) { +func newBackend(ev chan Event, errs chan error) (backend, error) { kq, closepipe, err := newKqueue() if err != nil { return nil, err } w := &kqueue{ + shared: newShared(ev, errs), Events: ev, Errors: errs, kq: kq, closepipe: closepipe, - done: make(chan struct{}), watches: newWatches(), } @@ -210,7 +211,7 @@ func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error // all. func newKqueue() (kq int, closepipe [2]int, err error) { kq, err = unix.Kqueue() - if kq == -1 { + if err != nil { return kq, closepipe, err } @@ -239,54 +240,17 @@ func newKqueue() (kq int, closepipe [2]int, err error) { return kq, closepipe, nil } -// Returns true if the event was sent, or false if watcher is closed. -func (w *kqueue) sendEvent(e Event) bool { - select { - case <-w.done: - return false - case w.Events <- e: - return true - } -} - -// Returns true if the error was sent, or false if watcher is closed. -func (w *kqueue) sendError(err error) bool { - if err == nil { - return true - } - select { - case <-w.done: - return false - case w.Errors <- err: - return true - } -} - -func (w *kqueue) isClosed() bool { - select { - case <-w.done: - return true - default: - return false - } -} - func (w *kqueue) Close() error { - w.doneMu.Lock() - if w.isClosed() { - w.doneMu.Unlock() + if w.shared.close() { return nil } - close(w.done) - w.doneMu.Unlock() pathsToRemove := w.watches.listPaths(false) for _, name := range pathsToRemove { w.Remove(name) } - // Send "quit" message to the reader goroutine. - unix.Close(w.closepipe[1]) + unix.Close(w.closepipe[1]) // Send "quit" message to readEvents return nil } @@ -303,7 +267,7 @@ func (w *kqueue) AddWith(name string, opts ...addOpt) error { return fmt.Errorf("%w: %s", xErrUnsupported, with.op) } - _, err := w.addWatch(name, noteAllEvents) + _, err := w.addWatch(name, noteAllEvents, false) if err != nil { return err } @@ -366,7 +330,7 @@ const noteAllEvents = unix.NOTE_DELETE | unix.NOTE_WRITE | unix.NOTE_ATTRIB | un // described in kevent(2). // // Returns the real path to the file which was added, with symlinks resolved. -func (w *kqueue) addWatch(name string, flags uint32) (string, error) { +func (w *kqueue) addWatch(name string, flags uint32, listDir bool) (string, error) { if w.isClosed() { return "", ErrClosed } @@ -385,15 +349,15 @@ func (w *kqueue) addWatch(name string, flags uint32) (string, error) { return "", nil } - // Follow symlinks. - if fi.Mode()&os.ModeSymlink == os.ModeSymlink { + // Follow symlinks, but only for paths added with Add(), and not paths + // we're adding from internalWatch from a listdir. + if !listDir && fi.Mode()&os.ModeSymlink == os.ModeSymlink { link, err := os.Readlink(name) if err != nil { - // Return nil because Linux can add unresolvable symlinks to the - // watch list without problems, so maintain consistency with - // that. There will be no file events for broken symlinks. - // TODO: more specific check; returns os.PathError; ENOENT? - return "", nil + return "", err + } + if !filepath.IsAbs(link) { + link = filepath.Join(filepath.Dir(name), link) } _, alreadyWatching = w.watches.byPath(link) @@ -408,7 +372,7 @@ func (w *kqueue) addWatch(name string, flags uint32) (string, error) { name = link fi, err = os.Lstat(name) if err != nil { - return "", nil + return "", err } } @@ -422,7 +386,6 @@ func (w *kqueue) addWatch(name string, flags uint32) (string, error) { if errors.Is(err, unix.EINTR) { continue } - return "", err } @@ -444,10 +407,16 @@ func (w *kqueue) addWatch(name string, flags uint32) (string, error) { if info.isDir { watchDir := (flags&unix.NOTE_WRITE) == unix.NOTE_WRITE && (!alreadyWatching || (info.dirFlags&unix.NOTE_WRITE) != unix.NOTE_WRITE) - w.watches.updateDirFlags(name, flags) + if !w.watches.updateDirFlags(name, flags) { + return "", nil + } if watchDir { - if err := w.watchDirectoryFiles(name); err != nil { + d := name + if info.linkName != "" { + d = info.linkName + } + if err := w.watchDirectoryFiles(d); err != nil { return "", err } } @@ -644,19 +613,22 @@ func (w *kqueue) dirChange(dir string) error { if errors.Is(err, os.ErrNotExist) { return nil } - return fmt.Errorf("fsnotify.dirChange: %w", err) + return fmt.Errorf("fsnotify.dirChange %q: %w", dir, err) } for _, f := range files { fi, err := f.Info() if err != nil { + if errors.Is(err, os.ErrNotExist) { + return nil + } return fmt.Errorf("fsnotify.dirChange: %w", err) } err = w.sendCreateIfNew(filepath.Join(dir, fi.Name()), fi) if err != nil { // Don't need to send an error if this file isn't readable. - if errors.Is(err, unix.EACCES) || errors.Is(err, unix.EPERM) { + if errors.Is(err, unix.EACCES) || errors.Is(err, unix.EPERM) || errors.Is(err, os.ErrNotExist) { return nil } return fmt.Errorf("fsnotify.dirChange: %w", err) @@ -688,11 +660,11 @@ func (w *kqueue) internalWatch(name string, fi os.FileInfo) (string, error) { // mimic Linux providing delete events for subdirectories, but preserve // the flags used if currently watching subdirectory info, _ := w.watches.byPath(name) - return w.addWatch(name, info.dirFlags|unix.NOTE_DELETE|unix.NOTE_RENAME) + return w.addWatch(name, info.dirFlags|unix.NOTE_DELETE|unix.NOTE_RENAME, true) } - // watch file to mimic Linux inotify - return w.addWatch(name, noteAllEvents) + // Watch file to mimic Linux inotify. + return w.addWatch(name, noteAllEvents, true) } // Register events with the queue. @@ -722,9 +694,9 @@ func (w *kqueue) read(events []unix.Kevent_t) ([]unix.Kevent_t, error) { } func (w *kqueue) xSupports(op Op) bool { - if runtime.GOOS == "freebsd" { - //return true // Supports everything. - } + //if runtime.GOOS == "freebsd" { + // return true // Supports everything. + //} if op.Has(xUnportableOpen) || op.Has(xUnportableRead) || op.Has(xUnportableCloseWrite) || op.Has(xUnportableCloseRead) { return false diff --git a/vendor/github.com/fsnotify/fsnotify/backend_other.go b/vendor/github.com/fsnotify/fsnotify/backend_other.go index 5eb5dbc6..b8c0ad72 100644 --- a/vendor/github.com/fsnotify/fsnotify/backend_other.go +++ b/vendor/github.com/fsnotify/fsnotify/backend_other.go @@ -9,12 +9,11 @@ type other struct { Errors chan error } +var defaultBufferSize = 0 + func newBackend(ev chan Event, errs chan error) (backend, error) { return nil, errors.New("fsnotify not supported on the current platform") } -func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error) { - return newBackend(ev, errs) -} func (w *other) Close() error { return nil } func (w *other) WatchList() []string { return nil } func (w *other) Add(name string) error { return nil } diff --git a/vendor/github.com/fsnotify/fsnotify/backend_windows.go b/vendor/github.com/fsnotify/fsnotify/backend_windows.go index c54a6308..3433642d 100644 --- a/vendor/github.com/fsnotify/fsnotify/backend_windows.go +++ b/vendor/github.com/fsnotify/fsnotify/backend_windows.go @@ -28,18 +28,16 @@ type readDirChangesW struct { port windows.Handle // Handle to completion port input chan *input // Inputs to the reader are sent on this channel - quit chan chan<- error + done chan chan<- error mu sync.Mutex // Protects access to watches, closed watches watchMap // Map of watches (key: i-number) closed bool // Set to true when Close() is first called } -func newBackend(ev chan Event, errs chan error) (backend, error) { - return newBufferedBackend(50, ev, errs) -} +var defaultBufferSize = 50 -func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error) { +func newBackend(ev chan Event, errs chan error) (backend, error) { port, err := windows.CreateIoCompletionPort(windows.InvalidHandle, 0, 0, 0) if err != nil { return nil, os.NewSyscallError("CreateIoCompletionPort", err) @@ -50,7 +48,7 @@ func newBufferedBackend(sz uint, ev chan Event, errs chan error) (backend, error port: port, watches: make(watchMap), input: make(chan *input, 1), - quit: make(chan chan<- error, 1), + done: make(chan chan<- error, 1), } go w.readEvents() return w, nil @@ -70,8 +68,8 @@ func (w *readDirChangesW) sendEvent(name, renamedFrom string, mask uint64) bool event := w.newEvent(name, uint32(mask)) event.renamedFrom = renamedFrom select { - case ch := <-w.quit: - w.quit <- ch + case ch := <-w.done: + w.done <- ch case w.Events <- event: } return true @@ -83,10 +81,10 @@ func (w *readDirChangesW) sendError(err error) bool { return true } select { + case <-w.done: + return false case w.Errors <- err: return true - case <-w.quit: - return false } } @@ -99,9 +97,9 @@ func (w *readDirChangesW) Close() error { w.closed = true w.mu.Unlock() - // Send "quit" message to the reader goroutine + // Send "done" message to the reader goroutine ch := make(chan error) - w.quit <- ch + w.done <- ch if err := w.wakeupReader(); err != nil { return err } @@ -495,7 +493,7 @@ func (w *readDirChangesW) readEvents() { watch := (*watch)(unsafe.Pointer(ov)) if watch == nil { select { - case ch := <-w.quit: + case ch := <-w.done: w.mu.Lock() var indexes []indexMap for _, index := range w.watches { diff --git a/vendor/github.com/fsnotify/fsnotify/fsnotify.go b/vendor/github.com/fsnotify/fsnotify/fsnotify.go index 0760efe9..f64be4bf 100644 --- a/vendor/github.com/fsnotify/fsnotify/fsnotify.go +++ b/vendor/github.com/fsnotify/fsnotify/fsnotify.go @@ -244,12 +244,13 @@ var ( // ErrUnsupported is returned by AddWith() when WithOps() specified an // Unportable event that's not supported on this platform. + //lint:ignore ST1012 not relevant xErrUnsupported = errors.New("fsnotify: not supported with this backend") ) // NewWatcher creates a new Watcher. func NewWatcher() (*Watcher, error) { - ev, errs := make(chan Event), make(chan error) + ev, errs := make(chan Event, defaultBufferSize), make(chan error) b, err := newBackend(ev, errs) if err != nil { return nil, err @@ -266,8 +267,8 @@ func NewWatcher() (*Watcher, error) { // cases, and whenever possible you will be better off increasing the kernel // buffers instead of adding a large userspace buffer. func NewBufferedWatcher(sz uint) (*Watcher, error) { - ev, errs := make(chan Event), make(chan error) - b, err := newBufferedBackend(sz, ev, errs) + ev, errs := make(chan Event, sz), make(chan error) + b, err := newBackend(ev, errs) if err != nil { return nil, err } @@ -337,7 +338,8 @@ func (w *Watcher) Close() error { return w.b.Close() } // WatchList returns all paths explicitly added with [Watcher.Add] (and are not // yet removed). // -// Returns nil if [Watcher.Close] was called. +// The order is undefined, and may differ per call. Returns nil if +// [Watcher.Close] was called. func (w *Watcher) WatchList() []string { return w.b.WatchList() } // Supports reports if all the listed operations are supported by this platform. diff --git a/vendor/github.com/fsnotify/fsnotify/internal/darwin.go b/vendor/github.com/fsnotify/fsnotify/internal/darwin.go index b0eab100..0b01bc18 100644 --- a/vendor/github.com/fsnotify/fsnotify/internal/darwin.go +++ b/vendor/github.com/fsnotify/fsnotify/internal/darwin.go @@ -9,14 +9,14 @@ import ( ) var ( - SyscallEACCES = syscall.EACCES - UnixEACCES = unix.EACCES + ErrSyscallEACCES = syscall.EACCES + ErrUnixEACCES = unix.EACCES ) var maxfiles uint64 -// Go 1.19 will do this automatically: https://go-review.googlesource.com/c/go/+/393354/ func SetRlimit() { + // Go 1.19 will do this automatically: https://go-review.googlesource.com/c/go/+/393354/ var l syscall.Rlimit err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &l) if err == nil && l.Cur != l.Max { diff --git a/vendor/github.com/fsnotify/fsnotify/internal/freebsd.go b/vendor/github.com/fsnotify/fsnotify/internal/freebsd.go index 547df1df..5ac8b507 100644 --- a/vendor/github.com/fsnotify/fsnotify/internal/freebsd.go +++ b/vendor/github.com/fsnotify/fsnotify/internal/freebsd.go @@ -9,8 +9,8 @@ import ( ) var ( - SyscallEACCES = syscall.EACCES - UnixEACCES = unix.EACCES + ErrSyscallEACCES = syscall.EACCES + ErrUnixEACCES = unix.EACCES ) var maxfiles uint64 diff --git a/vendor/github.com/fsnotify/fsnotify/internal/unix.go b/vendor/github.com/fsnotify/fsnotify/internal/unix.go index 30976ce9..b251fb80 100644 --- a/vendor/github.com/fsnotify/fsnotify/internal/unix.go +++ b/vendor/github.com/fsnotify/fsnotify/internal/unix.go @@ -1,4 +1,4 @@ -//go:build !windows && !darwin && !freebsd +//go:build !windows && !darwin && !freebsd && !plan9 package internal @@ -9,8 +9,8 @@ import ( ) var ( - SyscallEACCES = syscall.EACCES - UnixEACCES = unix.EACCES + ErrSyscallEACCES = syscall.EACCES + ErrUnixEACCES = unix.EACCES ) var maxfiles uint64 diff --git a/vendor/github.com/fsnotify/fsnotify/internal/windows.go b/vendor/github.com/fsnotify/fsnotify/internal/windows.go index a72c6495..896bc2e5 100644 --- a/vendor/github.com/fsnotify/fsnotify/internal/windows.go +++ b/vendor/github.com/fsnotify/fsnotify/internal/windows.go @@ -10,8 +10,8 @@ import ( // Just a dummy. var ( - SyscallEACCES = errors.New("dummy") - UnixEACCES = errors.New("dummy") + ErrSyscallEACCES = errors.New("dummy") + ErrUnixEACCES = errors.New("dummy") ) func SetRlimit() {} diff --git a/vendor/github.com/fsnotify/fsnotify/shared.go b/vendor/github.com/fsnotify/fsnotify/shared.go new file mode 100644 index 00000000..3ee9b58f --- /dev/null +++ b/vendor/github.com/fsnotify/fsnotify/shared.go @@ -0,0 +1,64 @@ +package fsnotify + +import "sync" + +type shared struct { + Events chan Event + Errors chan error + done chan struct{} + mu sync.Mutex +} + +func newShared(ev chan Event, errs chan error) *shared { + return &shared{ + Events: ev, + Errors: errs, + done: make(chan struct{}), + } +} + +// Returns true if the event was sent, or false if watcher is closed. +func (w *shared) sendEvent(e Event) bool { + if e.Op == 0 { + return true + } + select { + case <-w.done: + return false + case w.Events <- e: + return true + } +} + +// Returns true if the error was sent, or false if watcher is closed. +func (w *shared) sendError(err error) bool { + if err == nil { + return true + } + select { + case <-w.done: + return false + case w.Errors <- err: + return true + } +} + +func (w *shared) isClosed() bool { + select { + case <-w.done: + return true + default: + return false + } +} + +// Mark as closed; returns true if it was already closed. +func (w *shared) close() bool { + w.mu.Lock() + defer w.mu.Unlock() + if w.isClosed() { + return true + } + close(w.done) + return false +} diff --git a/vendor/github.com/fsnotify/fsnotify/staticcheck.conf b/vendor/github.com/fsnotify/fsnotify/staticcheck.conf new file mode 100644 index 00000000..8fa7351f --- /dev/null +++ b/vendor/github.com/fsnotify/fsnotify/staticcheck.conf @@ -0,0 +1,3 @@ +checks = ['all', + '-U1000', # Don't complain about unused functions. +] diff --git a/vendor/github.com/fxamacker/cbor/v2/README.md b/vendor/github.com/fxamacker/cbor/v2/README.md index af0a7950..d072b81c 100644 --- a/vendor/github.com/fxamacker/cbor/v2/README.md +++ b/vendor/github.com/fxamacker/cbor/v2/README.md @@ -1,30 +1,31 @@ -# CBOR Codec in Go - - +

CBOR Codec Go logo

[fxamacker/cbor](https://github.com/fxamacker/cbor) is a library for encoding and decoding [CBOR](https://www.rfc-editor.org/info/std94) and [CBOR Sequences](https://www.rfc-editor.org/rfc/rfc8742.html). CBOR is a [trusted alternative](https://www.rfc-editor.org/rfc/rfc8949.html#name-comparison-of-other-binary-) to JSON, MessagePack, Protocol Buffers, etc.  CBOR is an Internet Standard defined by [IETF STD 94 (RFC 8949)](https://www.rfc-editor.org/info/std94) and is designed to be relevant for decades. -`fxamacker/cbor` is used in projects by Arm Ltd., Cisco, EdgeX Foundry, Flow Foundation, Fraunhofer‑AISEC, Kubernetes, Let's Encrypt (ISRG), Linux Foundation, Microsoft, Mozilla, Oasis Protocol, Tailscale, Teleport, [etc](https://github.com/fxamacker/cbor#who-uses-fxamackercbor). +`fxamacker/cbor` is used in projects by Arm Ltd., EdgeX Foundry, Flow Foundation, Fraunhofer‑AISEC, IBM, Kubernetes[*](https://github.com/search?q=org%3Akubernetes%20fxamacker%2Fcbor&type=code), Let's Encrypt, Linux Foundation, Microsoft, Oasis Protocol, Red Hat[*](https://github.com/search?q=org%3Aopenshift+fxamacker%2Fcbor&type=code), Tailscale[*](https://github.com/search?q=org%3Atailscale+fxamacker%2Fcbor&type=code), Veraison[*](https://github.com/search?q=org%3Averaison+fxamacker%2Fcbor&type=code), [etc](https://github.com/fxamacker/cbor#who-uses-fxamackercbor). -See [Quick Start](#quick-start) and [Releases](https://github.com/fxamacker/cbor/releases/). 🆕 `UnmarshalFirst` and `DiagnoseFirst` can decode CBOR Sequences. `cbor.MarshalToBuffer()` and `UserBufferEncMode` accepts user-specified buffer. +See [Quick Start](#quick-start) and [Releases](https://github.com/fxamacker/cbor/releases/). 🆕 `UnmarshalFirst` and `DiagnoseFirst` can decode CBOR Sequences. `MarshalToBuffer` and `UserBufferEncMode` accepts user-specified buffer. ## fxamacker/cbor [![](https://github.com/fxamacker/cbor/workflows/ci/badge.svg)](https://github.com/fxamacker/cbor/actions?query=workflow%3Aci) -[![](https://github.com/fxamacker/cbor/workflows/cover%20%E2%89%A596%25/badge.svg)](https://github.com/fxamacker/cbor/actions?query=workflow%3A%22cover+%E2%89%A596%25%22) +[![](https://github.com/fxamacker/cbor/workflows/cover%20%E2%89%A597%25/badge.svg)](https://github.com/fxamacker/cbor/actions?query=workflow%3A%22cover+%E2%89%A597%25%22) [![CodeQL](https://github.com/fxamacker/cbor/actions/workflows/codeql-analysis.yml/badge.svg)](https://github.com/fxamacker/cbor/actions/workflows/codeql-analysis.yml) [![](https://img.shields.io/badge/fuzzing-passing-44c010)](#fuzzing-and-code-coverage) [![Go Report Card](https://goreportcard.com/badge/github.com/fxamacker/cbor)](https://goreportcard.com/report/github.com/fxamacker/cbor) +[![](https://img.shields.io/ossf-scorecard/github.com/fxamacker/cbor?label=openssf%20scorecard)](https://github.com/fxamacker/cbor#fuzzing-and-code-coverage) `fxamacker/cbor` is a CBOR codec in full conformance with [IETF STD 94 (RFC 8949)](https://www.rfc-editor.org/info/std94). It also supports CBOR Sequences ([RFC 8742](https://www.rfc-editor.org/rfc/rfc8742.html)) and Extended Diagnostic Notation ([Appendix G of RFC 8610](https://www.rfc-editor.org/rfc/rfc8610.html#appendix-G)). Features include full support for CBOR tags, [Core Deterministic Encoding](https://www.rfc-editor.org/rfc/rfc8949.html#name-core-deterministic-encoding), duplicate map key detection, etc. +API is mostly same as `encoding/json`, plus interfaces that simplify concurrency and CBOR options. + Design balances trade-offs between security, speed, concurrency, encoded data size, usability, etc. -
Highlights

+

🔎  Highlights

__🚀  Speed__ @@ -38,7 +39,7 @@ Codec passed multiple confidential security assessments in 2022. No vulnerabili __🗜️  Data Size__ -Struct tags (`toarray`, `keyasint`, `omitempty`) automatically reduce size of encoded structs. Encoding optionally shrinks float64→32→16 when values fit. +Struct tag options (`toarray`, `keyasint`, `omitempty`, `omitzero`) and field tag "-" automatically reduce size of encoded structs. Encoding optionally shrinks float64→32→16 when values fit. __:jigsaw:  Usability__ @@ -58,164 +59,205 @@ Features include CBOR [extension points](https://www.rfc-editor.org/rfc/rfc8949. `fxamacker/cbor` has configurable limits, etc. that defend against malicious CBOR data. -By contrast, `encoding/gob` is [not designed to be hardened against adversarial inputs](https://pkg.go.dev/encoding/gob#hdr-Security). - -

Example decoding with encoding/gob 💥 fatal error (out of memory)

- -```Go -// Example of encoding/gob having "fatal error: runtime: out of memory" -// while decoding 181 bytes. -package main -import ( - "bytes" - "encoding/gob" - "encoding/hex" - "fmt" -) - -// Example data is from https://github.com/golang/go/issues/24446 -// (shortened to 181 bytes). -const data = "4dffb503010102303001ff30000109010130010800010130010800010130" + - "01ffb80001014a01ffb60001014b01ff860001013001ff860001013001ff" + - "860001013001ff860001013001ffb80000001eff850401010e3030303030" + - "30303030303030303001ff3000010c0104000016ffb70201010830303030" + - "3030303001ff3000010c000030ffb6040405fcff00303030303030303030" + - "303030303030303030303030303030303030303030303030303030303030" + - "30" - -type X struct { - J *X - K map[string]int -} - -func main() { - raw, _ := hex.DecodeString(data) - decoder := gob.NewDecoder(bytes.NewReader(raw)) - - var x X - decoder.Decode(&x) // fatal error: runtime: out of memory - fmt.Println("Decoding finished.") -} -``` - -

- -
- -`fxamacker/cbor` is fast at rejecting malformed CBOR data. E.g. attempts to -decode 10 bytes of malicious CBOR data to `[]byte` (with default settings): - -| Codec | Speed (ns/op) | Memory | Allocs | -| :---- | ------------: | -----: | -----: | -| fxamacker/cbor 2.5.0 | 44 ± 5% | 32 B/op | 2 allocs/op | -| ugorji/go 1.2.11 | 5353261 ± 4% | 67111321 B/op | 13 allocs/op | - -
Benchmark details

- -Latest comparison used: -- Input: `[]byte{0x9B, 0x00, 0x00, 0x42, 0xFA, 0x42, 0xFA, 0x42, 0xFA, 0x42}` -- go1.19.10, linux/amd64, i5-13600K (disabled all e-cores, DDR4 @2933) -- go test -bench=. -benchmem -count=20 - -#### Prior comparisons - -| Codec | Speed (ns/op) | Memory | Allocs | -| :---- | ------------: | -----: | -----: | -| fxamacker/cbor 2.5.0-beta2 | 44.33 ± 2% | 32 B/op | 2 allocs/op | -| fxamacker/cbor 0.1.0 - 2.4.0 | ~44.68 ± 6% | 32 B/op | 2 allocs/op | -| ugorji/go 1.2.10 | 5524792.50 ± 3% | 67110491 B/op | 12 allocs/op | -| ugorji/go 1.1.0 - 1.2.6 | 💥 runtime: | out of memory: | cannot allocate | - -- Input: `[]byte{0x9B, 0x00, 0x00, 0x42, 0xFA, 0x42, 0xFA, 0x42, 0xFA, 0x42}` -- go1.19.6, linux/amd64, i5-13600K (DDR4) -- go test -bench=. -benchmem -count=20 - -

- -
- -### Smaller Encodings with Struct Tags - -Struct tags (`toarray`, `keyasint`, `omitempty`) reduce encoded size of structs. - -
Example encoding 3-level nested Go struct to 1 byte CBOR

- -https://go.dev/play/p/YxwvfPdFQG2 - -```Go -// Example encoding nested struct (with omitempty tag) -// - encoding/json: 18 byte JSON -// - fxamacker/cbor: 1 byte CBOR -package main - -import ( - "encoding/hex" - "encoding/json" - "fmt" - - "github.com/fxamacker/cbor/v2" -) - -type GrandChild struct { - Quux int `json:",omitempty"` -} - -type Child struct { - Baz int `json:",omitempty"` - Qux GrandChild `json:",omitempty"` -} - -type Parent struct { - Foo Child `json:",omitempty"` - Bar int `json:",omitempty"` -} - -func cb() { - results, _ := cbor.Marshal(Parent{}) - fmt.Println("hex(CBOR): " + hex.EncodeToString(results)) - - text, _ := cbor.Diagnose(results) // Diagnostic Notation - fmt.Println("DN: " + text) -} - -func js() { - results, _ := json.Marshal(Parent{}) - fmt.Println("hex(JSON): " + hex.EncodeToString(results)) - - text := string(results) // JSON - fmt.Println("JSON: " + text) -} - -func main() { - cb() - fmt.Println("-------------") - js() -} -``` - -Output (DN is Diagnostic Notation): -``` -hex(CBOR): a0 -DN: {} -------------- -hex(JSON): 7b22466f6f223a7b22517578223a7b7d7d7d -JSON: {"Foo":{"Qux":{}}} -``` - -

- -
- -Example using different struct tags together: +Notably, `fxamacker/cbor` is fast at rejecting malformed CBOR data. + +> [!NOTE] +> Benchmarks rejecting 10 bytes of malicious CBOR data decoding to `[]byte`: +> +> | Codec | Speed (ns/op) | Memory | Allocs | +> | :---- | ------------: | -----: | -----: | +> | fxamacker/cbor 2.7.0 | 47 ± 7% | 32 B/op | 2 allocs/op | +> | ugorji/go 1.2.12 | 5878187 ± 3% | 67111556 B/op | 13 allocs/op | +> +> Faster hardware (overclocked DDR4 or DDR5) can reduce speed difference. +> +>
🔎  Benchmark details

+> +> Latest comparison for decoding CBOR data to Go `[]byte`: +> - Input: `[]byte{0x9B, 0x00, 0x00, 0x42, 0xFA, 0x42, 0xFA, 0x42, 0xFA, 0x42}` +> - go1.22.7, linux/amd64, i5-13600K (DDR4-2933, disabled e-cores) +> - go test -bench=. -benchmem -count=20 +> +> #### Prior comparisons +> +> | Codec | Speed (ns/op) | Memory | Allocs | +> | :---- | ------------: | -----: | -----: | +> | fxamacker/cbor 2.5.0-beta2 | 44.33 ± 2% | 32 B/op | 2 allocs/op | +> | fxamacker/cbor 0.1.0 - 2.4.0 | ~44.68 ± 6% | 32 B/op | 2 allocs/op | +> | ugorji/go 1.2.10 | 5524792.50 ± 3% | 67110491 B/op | 12 allocs/op | +> | ugorji/go 1.1.0 - 1.2.6 | 💥 runtime: | out of memory: | cannot allocate | +> +> - Input: `[]byte{0x9B, 0x00, 0x00, 0x42, 0xFA, 0x42, 0xFA, 0x42, 0xFA, 0x42}` +> - go1.19.6, linux/amd64, i5-13600K (DDR4) +> - go test -bench=. -benchmem -count=20 +> +>

+ +In contrast, some codecs can crash or use excessive resources while decoding bad data. + +> [!WARNING] +> Go's `encoding/gob` is [not designed to be hardened against adversarial inputs](https://pkg.go.dev/encoding/gob#hdr-Security). +> +>
🔎  gob fatal error (out of memory) 💥 decoding 181 bytes

+> +> ```Go +> // Example of encoding/gob having "fatal error: runtime: out of memory" +> // while decoding 181 bytes (all Go versions as of Dec. 8, 2024). +> package main +> import ( +> "bytes" +> "encoding/gob" +> "encoding/hex" +> "fmt" +> ) +> +> // Example data is from https://github.com/golang/go/issues/24446 +> // (shortened to 181 bytes). +> const data = "4dffb503010102303001ff30000109010130010800010130010800010130" + +> "01ffb80001014a01ffb60001014b01ff860001013001ff860001013001ff" + +> "860001013001ff860001013001ffb80000001eff850401010e3030303030" + +> "30303030303030303001ff3000010c0104000016ffb70201010830303030" + +> "3030303001ff3000010c000030ffb6040405fcff00303030303030303030" + +> "303030303030303030303030303030303030303030303030303030303030" + +> "30" +> +> type X struct { +> J *X +> K map[string]int +> } +> +> func main() { +> raw, _ := hex.DecodeString(data) +> decoder := gob.NewDecoder(bytes.NewReader(raw)) +> +> var x X +> decoder.Decode(&x) // fatal error: runtime: out of memory +> fmt.Println("Decoding finished.") +> } +> ``` +> +> +>

+ +### Smaller Encodings with Struct Tag Options + +Struct tags automatically reduce encoded size of structs and improve speed. + +We can write less code by using struct tag options: +- `toarray`: encode without field names (decode back to original struct) +- `keyasint`: encode field names as integers (decode back to original struct) +- `omitempty`: omit empty field when encoding +- `omitzero`: omit zero-value field when encoding + +As a special case, struct field tag "-" omits the field. + +NOTE: When a struct uses `toarray`, the encoder will ignore `omitempty` and `omitzero` to prevent position of encoded array elements from changing. This allows decoder to match encoded elements to their Go struct field. ![alt text](https://github.com/fxamacker/images/raw/master/cbor/v2.3.0/cbor_struct_tags_api.svg?sanitize=1 "CBOR API and Go Struct Tags") -API is mostly same as `encoding/json`, plus interfaces that simplify concurrency for CBOR options. +> [!NOTE] +> `fxamacker/cbor` can encode a 3-level nested Go struct to 1 byte! +> - `encoding/json`: 18 bytes of JSON +> - `fxamacker/cbor`: 1 byte of CBOR +> +>
🔎  Encoding 3-level nested Go struct with omitempty

+> +> https://go.dev/play/p/YxwvfPdFQG2 +> +> ```Go +> // Example encoding nested struct (with omitempty tag) +> // - encoding/json: 18 byte JSON +> // - fxamacker/cbor: 1 byte CBOR +> +> package main +> +> import ( +> "encoding/hex" +> "encoding/json" +> "fmt" +> +> "github.com/fxamacker/cbor/v2" +> ) +> +> type GrandChild struct { +> Quux int `json:",omitempty"` +> } +> +> type Child struct { +> Baz int `json:",omitempty"` +> Qux GrandChild `json:",omitempty"` +> } +> +> type Parent struct { +> Foo Child `json:",omitempty"` +> Bar int `json:",omitempty"` +> } +> +> func cb() { +> results, _ := cbor.Marshal(Parent{}) +> fmt.Println("hex(CBOR): " + hex.EncodeToString(results)) +> +> text, _ := cbor.Diagnose(results) // Diagnostic Notation +> fmt.Println("DN: " + text) +> } +> +> func js() { +> results, _ := json.Marshal(Parent{}) +> fmt.Println("hex(JSON): " + hex.EncodeToString(results)) +> +> text := string(results) // JSON +> fmt.Println("JSON: " + text) +> } +> +> func main() { +> cb() +> fmt.Println("-------------") +> js() +> } +> ``` +> +> Output (DN is Diagnostic Notation): +> ``` +> hex(CBOR): a0 +> DN: {} +> ------------- +> hex(JSON): 7b22466f6f223a7b22517578223a7b7d7d7d +> JSON: {"Foo":{"Qux":{}}} +> ``` +> +>

+ ## Quick Start __Install__: `go get github.com/fxamacker/cbor/v2` and `import "github.com/fxamacker/cbor/v2"`. +> [!TIP] +> +> Tinygo users can try beta/experimental branch [feature/cbor-tinygo-beta](https://github.com/fxamacker/cbor/tree/feature/cbor-tinygo-beta). +> +>
🔎  More about tinygo feature branch +> +> ### Tinygo +> +> Branch [feature/cbor-tinygo-beta](https://github.com/fxamacker/cbor/tree/feature/cbor-tinygo-beta) is based on fxamacker/cbor v2.7.0 and it can be compiled using tinygo v0.33 (also compiles with golang/go). +> +> It passes unit tests (with both go1.22 and tinygo v0.33) and is considered beta/experimental for tinygo. +> +> :warning: The `feature/cbor-tinygo-beta` branch does not get fuzz tested yet. +> +> Changes in this feature branch only affect tinygo compiled software. Summary of changes: +> - default `DecOptions.MaxNestedLevels` is reduced to 16 (was 32). User can specify higher limit but 24+ crashes tests when compiled with tinygo v0.33. +> - disabled decoding CBOR tag data to Go interface because tinygo v0.33 is missing needed feature. +> - encoding error message can be different when encoding function type. +> +> Related tinygo issues: +> - https://github.com/tinygo-org/tinygo/issues/4277 +> - https://github.com/tinygo-org/tinygo/issues/4458 +> +>
+ + ### Key Points This library can encode and decode CBOR (RFC 8949) and CBOR Sequences (RFC 8742). @@ -252,16 +294,17 @@ rest, err = cbor.UnmarshalFirst(b, &v) // decode []byte b to v // DiagnoseFirst translates first CBOR data item to text and returns remaining bytes. text, rest, err = cbor.DiagnoseFirst(b) // decode []byte b to Diagnostic Notation text -// NOTE: Unmarshal returns ExtraneousDataError if there are remaining bytes, -// but new funcs UnmarshalFirst and DiagnoseFirst do not. +// NOTE: Unmarshal() returns ExtraneousDataError if there are remaining bytes, but +// UnmarshalFirst() and DiagnoseFirst() allow trailing bytes. ``` -__IMPORTANT__: 👉 CBOR settings allow trade-offs between speed, security, encoding size, etc. - -- Different CBOR libraries may use different default settings. -- CBOR-based formats or protocols usually require specific settings. - -For example, WebAuthn uses "CTAP2 Canonical CBOR" which is available as a preset. +> [!IMPORTANT] +> CBOR settings allow trade-offs between speed, security, encoding size, etc. +> +> - Different CBOR libraries may use different default settings. +> - CBOR-based formats or protocols usually require specific settings. +> +> For example, WebAuthn uses "CTAP2 Canonical CBOR" which is available as a preset. ### Presets @@ -312,9 +355,63 @@ err = em.MarshalToBuffer(v, &buf) // encode v to provided buf ### Struct Tags -Struct tags (`toarray`, `keyasint`, `omitempty`) reduce encoded size of structs. +Struct tag options (`toarray`, `keyasint`, `omitempty`, `omitzero`) reduce encoded size of structs. + +As a special case, struct field tag "-" omits the field. + +
🔎  Example encoding with struct field tag "-"

+ +https://go.dev/play/p/aWEIFxd7InX + +```Go +// https://github.com/fxamacker/cbor/issues/652 +package main + +import ( + "encoding/json" + "fmt" + + "github.com/fxamacker/cbor/v2" +) + +// The `cbor:"-"` tag omits the Type field when encoding to CBOR. +type Entity struct { + _ struct{} `cbor:",toarray"` + ID uint64 `json:"id"` + Type string `cbor:"-" json:"typeOf"` + Name string `json:"name"` +} + +func main() { + entity := Entity{ + ID: 1, + Type: "int64", + Name: "Identifier", + } + + c, _ := cbor.Marshal(entity) + diag, _ := cbor.Diagnose(c) + fmt.Printf("CBOR in hex: %x\n", c) + fmt.Printf("CBOR in edn: %s\n", diag) + + j, _ := json.Marshal(entity) + fmt.Printf("JSON: %s\n", string(j)) + + fmt.Printf("JSON encoding is %d bytes\n", len(j)) + fmt.Printf("CBOR encoding is %d bytes\n", len(c)) + + // Output: + // CBOR in hex: 82016a4964656e746966696572 + // CBOR in edn: [1, "Identifier"] + // JSON: {"id":1,"typeOf":"int64","name":"Identifier"} + // JSON encoding is 45 bytes + // CBOR encoding is 13 bytes +} +``` + +

-
Example encoding 3-level nested Go struct to 1 byte CBOR

+

🔎  Example encoding 3-level nested Go struct to 1 byte CBOR

https://go.dev/play/p/YxwvfPdFQG2 @@ -382,13 +479,13 @@ JSON: {"Foo":{"Qux":{}}}

-
Example using several struct tags

+

🔎  Example using struct tag options

![alt text](https://github.com/fxamacker/images/raw/master/cbor/v2.3.0/cbor_struct_tags_api.svg?sanitize=1 "CBOR API and Go Struct Tags")

-Struct tags simplify use of CBOR-based protocols that require CBOR arrays or maps with integer keys. +Struct tag options simplify use of CBOR-based protocols that require CBOR arrays or maps with integer keys. ### CBOR Tags @@ -404,7 +501,7 @@ em, err := opts.EncModeWithSharedTags(ts) // mutable shared CBOR tags `TagSet` and modes using it are safe for concurrent use. Equivalent API is available for `DecMode`. -
Example using TagSet and TagOptions

+

🔎  Example using TagSet and TagOptions

```go // Use signedCWT struct defined in "Decoding CWT" example. @@ -430,16 +527,149 @@ if err := dm.Unmarshal(data, &v); err != nil { em, _ := cbor.EncOptions{}.EncModeWithTags(tags) // Marshal signedCWT with tag number. -if data, err := cbor.Marshal(v); err != nil { +if data, err := em.Marshal(v); err != nil { return err } ```

+👉 `fxamacker/cbor` allows user apps to use almost any current or future CBOR tag number by implementing `cbor.Marshaler` and `cbor.Unmarshaler` interfaces. + +Basically, `MarshalCBOR` and `UnmarshalCBOR` functions can be implemented by user apps and those functions will automatically be called by this CBOR codec's `Marshal`, `Unmarshal`, etc. + +The following [example](https://github.com/fxamacker/cbor/blob/master/example_embedded_json_tag_for_cbor_test.go) shows how to encode and decode a tagged CBOR data item with tag number 262. The tag content is a JSON object "embedded" as a CBOR byte string (major type 2). + +
🔎  Example using Embedded JSON Tag for CBOR (tag 262) + +```go +// https://github.com/fxamacker/cbor/issues/657 + +package cbor_test + +// NOTE: RFC 8949 does not mention tag number 262. IANA assigned +// CBOR tag number 262 as "Embedded JSON Object" specified by the +// document Embedded JSON Tag for CBOR: +// +// "Tag 262 can be applied to a byte string (major type 2) to indicate +// that the byte string is a JSON Object. The length of the byte string +// indicates the content." +// +// For more info, see Embedded JSON Tag for CBOR at: +// https://github.com/toravir/CBOR-Tag-Specs/blob/master/embeddedJSON.md + +import ( + "bytes" + "encoding/json" + "fmt" + + "github.com/fxamacker/cbor/v2" +) + +// cborTagNumForEmbeddedJSON is the CBOR tag number 262. +const cborTagNumForEmbeddedJSON = 262 + +// EmbeddedJSON represents a Go value to be encoded as a tagged CBOR data item +// with tag number 262 and the tag content is a JSON object "embedded" as a +// CBOR byte string (major type 2). +type EmbeddedJSON struct { + any +} + +func NewEmbeddedJSON(val any) EmbeddedJSON { + return EmbeddedJSON{val} +} + +// MarshalCBOR encodes EmbeddedJSON to a tagged CBOR data item with the +// tag number 262 and the tag content is a JSON object that is +// "embedded" as a CBOR byte string. +func (v EmbeddedJSON) MarshalCBOR() ([]byte, error) { + // Encode v to JSON object. + data, err := json.Marshal(v) + if err != nil { + return nil, err + } + + // Create cbor.Tag representing a tagged CBOR data item. + tag := cbor.Tag{ + Number: cborTagNumForEmbeddedJSON, + Content: data, + } + + // Marshal to a tagged CBOR data item. + return cbor.Marshal(tag) +} + +// UnmarshalCBOR decodes a tagged CBOR data item to EmbeddedJSON. +// The byte slice provided to this function must contain a single +// tagged CBOR data item with the tag number 262 and tag content +// must be a JSON object "embedded" as a CBOR byte string. +func (v *EmbeddedJSON) UnmarshalCBOR(b []byte) error { + // Unmarshal tagged CBOR data item. + var tag cbor.Tag + if err := cbor.Unmarshal(b, &tag); err != nil { + return err + } + + // Check tag number. + if tag.Number != cborTagNumForEmbeddedJSON { + return fmt.Errorf("got tag number %d, expect tag number %d", tag.Number, cborTagNumForEmbeddedJSON) + } + + // Check tag content. + jsonData, isByteString := tag.Content.([]byte) + if !isByteString { + return fmt.Errorf("got tag content type %T, expect tag content []byte", tag.Content) + } + + // Unmarshal JSON object. + return json.Unmarshal(jsonData, v) +} + +// MarshalJSON encodes EmbeddedJSON to a JSON object. +func (v EmbeddedJSON) MarshalJSON() ([]byte, error) { + return json.Marshal(v.any) +} + +// UnmarshalJSON decodes a JSON object. +func (v *EmbeddedJSON) UnmarshalJSON(b []byte) error { + dec := json.NewDecoder(bytes.NewReader(b)) + dec.UseNumber() + return dec.Decode(&v.any) +} + +func Example_embeddedJSONTagForCBOR() { + value := NewEmbeddedJSON(map[string]any{ + "name": "gopher", + "id": json.Number("42"), + }) + + data, err := cbor.Marshal(value) + if err != nil { + panic(err) + } + + fmt.Printf("cbor: %x\n", data) + + var v EmbeddedJSON + err = cbor.Unmarshal(data, &v) + if err != nil { + panic(err) + } + + fmt.Printf("%+v\n", v.any) + for k, v := range v.any.(map[string]any) { + fmt.Printf(" %s: %v (%T)\n", k, v, v) + } +} +``` + +
+ + ### Functions and Interfaces -
Functions and interfaces at a glance

+

🔎  Functions and interfaces at a glance

Common functions with same API as `encoding/json`: - `Marshal`, `Unmarshal` @@ -453,7 +683,7 @@ because RFC 8949 treats CBOR data item with remaining bytes as malformed. Other useful functions: - `Diagnose`, `DiagnoseFirst` produce human-readable [Extended Diagnostic Notation](https://www.rfc-editor.org/rfc/rfc8610.html#appendix-G) from CBOR data. - `UnmarshalFirst` decodes first CBOR data item and return any remaining bytes. -- `Wellformed` returns true if the the CBOR data item is well-formed. +- `Wellformed` returns true if the CBOR data item is well-formed. Interfaces identical or comparable to Go `encoding` packages include: `Marshaler`, `Unmarshaler`, `BinaryMarshaler`, and `BinaryUnmarshaler`. @@ -472,15 +702,28 @@ Default limits may need to be increased for systems handling very large data (e. ## Status -v2.7.0 (June 23, 2024) adds features and improvements that help large projects (e.g. Kubernetes) use CBOR as an alternative to JSON and Protocol Buffers. Other improvements include speedups, improved memory use, bug fixes, new serialization options, etc. It passed fuzz tests (5+ billion executions) and is production quality. +[v2.9.0](https://github.com/fxamacker/cbor/releases/tag/v2.9.0) (Jul 13, 2025) improved interoperability/transcoding between CBOR & JSON, refactored tests, and improved docs. +- Add opt-in support for `encoding.TextMarshaler` and `encoding.TextUnmarshaler` to encode and decode from CBOR text string. +- Add opt-in support for `json.Marshaler` and `json.Unmarshaler` via user-provided transcoding function. +- Update docs for TimeMode, Tag, RawTag, and add example for Embedded JSON Tag for CBOR. + +v2.9.0 passed fuzz tests and is production quality. + +The minimum version of Go required to build: +- v2.8.0 and newer releases require go 1.20+. +- v2.7.1 and older releases require go 1.17+. For more details, see [release notes](https://github.com/fxamacker/cbor/releases). -### Prior Release +### Prior Releases + +[v2.8.0](https://github.com/fxamacker/cbor/releases/tag/v2.8.0) (March 30, 2025) is a small release primarily to add `omitzero` option to struct field tags and fix bugs. It passed fuzz tests (billions of executions) and is production quality. + +[v2.7.0](https://github.com/fxamacker/cbor/releases/tag/v2.7.0) (June 23, 2024) adds features and improvements that help large projects (e.g. Kubernetes) use CBOR as an alternative to JSON and Protocol Buffers. Other improvements include speedups, improved memory use, bug fixes, new serialization options, etc. It passed fuzz tests (5+ billion executions) and is production quality. [v2.6.0](https://github.com/fxamacker/cbor/releases/tag/v2.6.0) (February 2024) adds important new features, optimizations, and bug fixes. It is especially useful to systems that need to convert data between CBOR and JSON. New options and optimizations improve handling of bignum, integers, maps, and strings. -v2.5.0 was released on Sunday, August 13, 2023 with new features and important bug fixes. It is fuzz tested and production quality after extended beta [v2.5.0-beta](https://github.com/fxamacker/cbor/releases/tag/v2.5.0-beta) (Dec 2022) -> [v2.5.0](https://github.com/fxamacker/cbor/releases/tag/v2.5.0) (Aug 2023). +[v2.5.0](https://github.com/fxamacker/cbor/releases/tag/v2.5.0) was released on Sunday, August 13, 2023 with new features and important bug fixes. It is fuzz tested and production quality after extended beta [v2.5.0-beta](https://github.com/fxamacker/cbor/releases/tag/v2.5.0-beta) (Dec 2022) -> [v2.5.0](https://github.com/fxamacker/cbor/releases/tag/v2.5.0) (Aug 2023). __IMPORTANT__: 👉 Before upgrading from v2.4 or older release, please read the notable changes highlighted in the release notes. v2.5.0 is a large release with bug fixes to error handling for extraneous data in `Unmarshal`, etc. that should be reviewed before upgrading. @@ -489,7 +732,7 @@ See [v2.5.0 release notes](https://github.com/fxamacker/cbor/releases/tag/v2.5.0 See ["Version and API Changes"](https://github.com/fxamacker/cbor#versions-and-api-changes) section for more info about version numbering, etc.