Sample curl commands for accessing registries

docker_registry.sh

export DOCKER_REGISTRY_USERNAME="marjamis"
export REPOSITORY="test"

# Note: If using the base64 command doesn't work here you can run a docker login with your credentials and then copy the base64 value from the file: ~/.docker/config.json
export TOKEN=$(curl -H "Authorization: Basic <base64 of docker hub username:password>" "https://auth.docker.io/token?service=registry.docker.io&scope=repository:$DOCKER_REGISTRY_USERNAME/$REPOSITORY:pull,push" | jq .)

# Get the manifest of a specific image
curl -LH "Authorization: Bearer $TOKEN" https://index.docker.io/v2/$DOCKER_REGISTRY_USERNAME/$REPOSITORY/manifests/<tag or digest> | jq .

# Get a list of tags for images in this repository
curl -LH "Authorization: Bearer <token from above curl response>" https://index.docker.io/v2/$DOCKER_REGISTRY_USERNAME/$REPOSITORY/tags/list?n=30 | jq .

ecr_registry.sh

export REGION=us-west-2
export ACCOUNT_ID=<accountId>
export ECR_REGISTRY_URL="$ACCOUNT_ID.dkr.ecr.$REGION.amazonaws.com"
export REPOSITORY="test"

export TOKEN=$(aws --region $REGION ecr get-authorization-token --output text --query authorizationData[].authorizationToken)

# Get the manifest of a specific image
curl -H "Authorization: Basic $TOKEN" https://$ECR_REGISTRY_URL/v2/$REPOSITORY/manifests/<tag or digest>

# Get a list of tags for images in this repository
curl -H "Authorization: Basic $TOKEN" https://$ECR_REGISTRY_URL/v2/$REPOSITORY/tags/list