feature: allow providing kubeconfig from string

README.md

@@ -150,6 +150,8 @@ Release result = installCommand
   .withValuesFile(Paths.get("path", "to", "valuesFile"))
   // Optionally specify the path to the kubeconfig file to use for CLI requests
   .withKubeConfig(Paths.get("path", "to", "kubeconfig"))
+  // Optionally set the contents of the kubeconfig file as a string (takes precedence over the path)
+  .withKubeConfigContents("apiVersion: v1\nkind: Config\nclusters:\n...")
   // Optionally specify an SSL certificate file to identify the registry client
   .withCertFile(Paths.get("path", "to", "cert"))
   // Optionally specify an SSL key file to identify the registry client
@@ -199,6 +201,8 @@ List<Release> releases = Helm.list()
   .withNamespace("namespace")
   // Optionally specify the path to the kubeconfig file to use for CLI requests
   .withKubeConfig(Paths.get("path", "to", "kubeconfig"))
+  // Optionally set the contents of the kubeconfig file as a string (takes precedence over the path)
+  .withKubeConfigContents("apiVersion: v1\nkind: Config\nclusters:\n...")
   // Optionally show all releases without any filter applied
   .all()
   // Optionally show releases across all namespaces
@@ -628,6 +632,8 @@ Release result = Helm.test("chart/reference")
   .withNamespace("namespace")
   // Optionally specify the path to the kubeconfig file to use for CLI requests
   .withKubeConfig(Paths.get("path", "to", "kubeconfig"))
+  // Optionally set the contents of the kubeconfig file as a string (takes precedence over the path)
+  .withKubeConfigContents("apiVersion: v1\nkind: Config\nclusters:\n...")
   // Optionally enable verbose output
   .debug()
   .call();
@@ -655,6 +661,8 @@ String result = Helm.uninstall("chart/reference")
   .withNamespace("namespace")
   // Optionally specify the path to the kubeconfig file to use for CLI requests
   .withKubeConfig(Paths.get("path", "to", "kubeconfig"))
+  // Optionally set the contents of the kubeconfig file as a string (takes precedence over the path)
+  .withKubeConfigContents("apiVersion: v1\nkind: Config\nclusters:\n...")
   // Optionally enable verbose output
   .debug()
   .call();
@@ -721,6 +729,8 @@ Release result = upgradeCommand
   .withValuesFile(Paths.get("path", "to", "valuesFile"))
   // Optionally specify the path to the kubeconfig file to use for CLI requests
   .withKubeConfig(Paths.get("path", "to", "kubeconfig"))
+  // Optionally set the contents of the kubeconfig file as a string (takes precedence over the path)
+  .withKubeConfigContents("apiVersion: v1\nkind: Config\nclusters:\n...")
   // Optionally specify an SSL certificate file to identify the registry client
   .withCertFile(Paths.get("path", "to", "cert"))
   // Optionally specify an SSL key file to identify the registry client

helm-java/src/main/java/com/marcnuri/helm/InstallCommand.java

@@ -32,6 +32,7 @@
  * @author Marc Nuri
  * @author Miriam Schmidt
  * @author Kevin J. Mckernan
+ * @author Christian Gebhard
  */
 public class InstallCommand extends HelmCommand<Release> {
 
@@ -54,6 +55,7 @@ public class InstallCommand extends HelmCommand<Release> {
   private final Map<String, String> values;
   private final List<Path> valuesFiles;
   private Path kubeConfig;
+  private String kubeConfigContents;
   private Path certFile;
   private Path keyFile;
   private Path caFile;
@@ -97,6 +99,7 @@ public Release call() {
       urlEncode(values),
       toString(valuesFiles),
       toString(kubeConfig),
+      kubeConfigContents,
       toString(certFile),
       toString(keyFile),
       toString(caFile),
@@ -321,6 +324,17 @@ public InstallCommand withKubeConfig(Path kubeConfig) {
     return this;
   }
 
+  /**
+   * Set the kube config to use
+   *
+   * @param kubeConfigContents the contents of the kube config file.
+   * @return this {@link TestCommand} instance.
+   */
+  public InstallCommand withKubeConfigContents(String kubeConfigContents) {
+    this.kubeConfigContents = kubeConfigContents;
+    return this;
+  }
+
   /**
    * Identify registry client using this SSL certificate file.
    *

helm-java/src/main/java/com/marcnuri/helm/ListCommand.java

@@ -26,6 +26,7 @@
 
 /**
  * @author Marc Nuri
+ * @author Christian Gebhard
  */
 public class ListCommand extends HelmCommand<List<Release>> {
 
@@ -39,6 +40,7 @@ public class ListCommand extends HelmCommand<List<Release>> {
   private boolean uninstalling;
   private String namespace;
   private Path kubeConfig;
+  private String kubeConfigContents;
 
   public ListCommand(HelmLib helmLib) {
     super(helmLib);
@@ -56,7 +58,8 @@ public List<Release> call() {
       toInt(uninstalled),
       toInt(uninstalling),
       namespace,
-      toString(kubeConfig)
+      toString(kubeConfig),
+      kubeConfigContents
     ))));
   }
 
@@ -161,4 +164,15 @@ public ListCommand withKubeConfig(Path kubeConfig) {
     this.kubeConfig = kubeConfig;
     return this;
   }
+
+  /**
+   * Set the kube config to use
+   *
+   * @param kubeConfigContents the contents of the kube config file.
+   * @return this {@link ListCommand} instance.
+   */
+  public ListCommand withKubeConfigContents(String kubeConfigContents) {
+    this.kubeConfigContents = kubeConfigContents;
+    return this;
+  }
 }

helm-java/src/main/java/com/marcnuri/helm/TestCommand.java

@@ -25,13 +25,15 @@
 
 /**
  * @author Marc Nuri
+ * @author Christian Gebhard
  */
 public class TestCommand extends HelmCommand<Release> {
 
   private final String releaseName;
   private int timeout;
   private String namespace;
   private Path kubeConfig;
+  private String kubeConfigContents;
   private boolean debug;
 
   public TestCommand(HelmLib helmLib, String releaseName) {
@@ -46,6 +48,7 @@ public Release call() {
       timeout,
       namespace,
       toString(kubeConfig),
+      kubeConfigContents,
       toInt(debug)
     ))));
   }
@@ -83,6 +86,17 @@ public TestCommand withKubeConfig(Path kubeConfig) {
     return this;
   }
 
+  /**
+   * Set the kube config to use
+   *
+   * @param kubeConfigContents the contents of the kube config file.
+   * @return this {@link TestCommand} instance.
+   */
+  public TestCommand withKubeConfigContents(String kubeConfigContents) {
+    this.kubeConfigContents = kubeConfigContents;
+    return this;
+  }
+
   /**
    * Enable verbose output.
    * <p>

helm-java/src/main/java/com/marcnuri/helm/UninstallCommand.java

@@ -24,6 +24,7 @@
 
 /**
  * @author Marc Nuri
+ * @author Christian Gebhard
  */
 public class UninstallCommand extends HelmCommand<String> {
 
@@ -39,6 +40,7 @@ public enum Cascade {
   private Cascade cascade;
   private String namespace;
   private Path kubeConfig;
+  private String kubeConfigContents;
   private boolean debug;
 
   public UninstallCommand(HelmLib helmLib, String releaseName) {
@@ -57,6 +59,7 @@ public String call() {
       cascade == null ? null : cascade.name().toLowerCase(Locale.ROOT),
       namespace,
       toString(kubeConfig),
+      kubeConfigContents,
       toInt(debug)
     ))).out;
   }
@@ -135,6 +138,17 @@ public UninstallCommand withKubeConfig(Path kubeConfig) {
     return this;
   }
 
+  /**
+   * Set the kube config to use
+   *
+   * @param kubeConfigContents the contents of the kube config file.
+   * @return this {@link UninstallCommand} instance.
+   */
+  public UninstallCommand withKubeConfigContents(String kubeConfigContents) {
+    this.kubeConfigContents = kubeConfigContents;
+    return this;
+  }
+
   /**
    * Enable verbose output.
    * <p>

helm-java/src/main/java/com/marcnuri/helm/UpgradeCommand.java

@@ -32,6 +32,7 @@
  * @author Marc Nuri
  * @author Miriam Schmidt
  * @author Kevin J. Mckernan
+ * @author Christian Gebhard
  */
 public class UpgradeCommand extends HelmCommand<Release> {
 
@@ -58,6 +59,7 @@ public class UpgradeCommand extends HelmCommand<Release> {
   private final Map<String, String> values;
   private final List<Path> valuesFiles;
   private Path kubeConfig;
+  private String kubeConfigContents;
   private Path certFile;
   private Path keyFile;
   private Path caFile;
@@ -105,6 +107,7 @@ public Release call() {
       urlEncode(values),
       toString(valuesFiles),
       toString(kubeConfig),
+      kubeConfigContents,
       toString(certFile),
       toString(keyFile),
       toString(caFile),
@@ -373,6 +376,17 @@ public UpgradeCommand withKubeConfig(Path kubeConfig) {
     return this;
   }
 
+  /**
+   * Set the kube config to use
+   *
+   * @param kubeConfigContents the contents of the kube config file.
+   * @return this {@link UpgradeCommand} instance.
+   */
+  public UpgradeCommand withKubeConfigContents(String kubeConfigContents) {
+    this.kubeConfigContents = kubeConfigContents;
+    return this;
+  }
+
   /**
    * Identify registry client using this SSL certificate file.
    *