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chore: add localstack S3 to docker compose #145

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Merged
arrocke merged 2 commits into from
Jan 17, 2026
Merged

chore: add localstack S3 to docker compose #145

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3e4aa11
chore: add localstack S3 to docker compose
delgado-jacob Dec 22, 2025
7d03ffd
fix: persist localstack data and init bucket
delgado-jacob Jan 17, 2026
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3 changes: 3 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -39,3 +39,6 @@ next-env.d.ts
dist/

diagram.txt

# localstack
localstack/data/
31 changes: 31 additions & 0 deletions compose.yaml
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Expand Up @@ -9,6 +9,11 @@ services:
DATABASE_URL: postgresql://postgres:asdfasdf@db:5432/postgres
TEST_DATABASE_URL: postgresql://postgres:asdfasdf@test_db:5432/postgres
JOB_FUNCTION_URL: http://job_worker:8080/2015-03-31/functions/function/invocations
AWS_REGION: us-east-1
AWS_ACCESS_KEY_ID: test
AWS_SECRET_ACCESS_KEY: test
AWS_ENDPOINT_URL_S3: http://localstack:4566
AWS_S3_FORCE_PATH_STYLE: "true"
volumes:
- ./:/app
- server-node-modules:/app/node_modules
Expand All @@ -17,6 +22,8 @@ services:
depends_on:
db:
condition: service_healthy
localstack:
condition: service_healthy
job_worker:
build:
context: .
Expand All @@ -25,6 +32,12 @@ services:
restart: always
environment:
DATABASE_URL: postgresql://postgres:asdfasdf@db:5432/postgres
AWS_REGION: us-east-1
AWS_ACCESS_KEY_ID: test
AWS_SECRET_ACCESS_KEY: test
AWS_ENDPOINT_URL_S3: http://localstack:4566
AWS_S3_FORCE_PATH_STYLE: "true"
EXPORT_PUBLIC_S3_ENDPOINT: http://localhost:4566
volumes:
- ./:/app
- job-worker-node-modules:/app/node_modules
Expand All @@ -33,9 +46,27 @@ services:
depends_on:
db:
condition: service_healthy
localstack:
condition: service_healthy
env_file:
- path: .env
required: false
localstack:
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@arrocke arrocke Jan 12, 2026

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Looks like when using docker compose, we need to mount a volume for all localstack data otherwise the system state will be lost. Let's mount ./localstack/data to /var/lib/localstack and add that file to gitignore.

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@delgado-jacob delgado-jacob Jan 17, 2026

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added a volume 7d03ffd

image: localstack/localstack:4
environment:
- SERVICES=s3
- DEFAULT_REGION=us-east-1
- LS_LOG=warn
volumes:
- ./localstack/data:/var/lib/localstack
- ./localstack/init:/etc/localstack/init
ports:
- 4566:4566
healthcheck:
test: ["CMD", "bash", "-c", "awslocal s3 ls >/dev/null 2>&1"]
interval: 10s
timeout: 5s
retries: 5
db:
build:
dockerfile: db/Dockerfile
Expand Down
11 changes: 11 additions & 0 deletions localstack/init/ready.d/init.sh
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@@ -0,0 +1,11 @@
#!/bin/sh
set -eu

bucket_prefix="${EXPORT_BUCKET_PREFIX:-gbt-exports}"
bucket_name="${bucket_prefix}-local"

if ! awslocal s3api head-bucket --bucket "$bucket_name" >/dev/null 2>&1; then
awslocal s3 mb "s3://${bucket_name}" >/dev/null
fi

echo "Localstack S3 bucket ready: ${bucket_name}"