EPR: enable proxy mode (#957)

* EPR: enable proxy mode

* Address PR comments

* Use ENV

Author: mtojek

internal/profile/_static/Dockerfile.package-registry

@@ -1,5 +1,10 @@
 FROM __BASE_IMAGE__
-
 ARG PROFILE
+
+# Disable package validation (already done).
+ENV EPR_DISABLE_PACKAGE_VALIDATION=true
+
+ENV EPR_FEATURE_PROXY_MODE=true
+
 COPY profiles/${PROFILE}/stack/package-registry.config.yml /package-registry/config.yml
-COPY stack/development/ /packages/development
+COPY stack/development/ /packages/development

internal/profile/_static/docker-compose-stack.yml

@@ -61,6 +61,7 @@ services:
       retries: 300
       interval: 1s
     environment:
+      - "EPR_LOG_LEVEL=debug"
       - "EPR_ADDRESS=0.0.0.0:8080"
       - "EPR_METRICS_ADDRESS=0.0.0.0:9000"
       - "EPR_TLS_KEY=/etc/ssl/package-registry/key.pem"

internal/profile/_static/package_registry.yml

@@ -1,5 +1,2 @@
 package_paths:
-  - /packages/development
-  - /packages/production
-  - /packages/staging
-  - /packages/snapshot
+  - /packages/development

internal/profile/static.go

@@ -115,7 +115,6 @@ var packageRegistryConfigYml string
 
 // newPackageRegistryConfig returns a Managed Config
 func newPackageRegistryConfig(_ string, profilePath string) (*simpleFile, error) {
-
 	return &simpleFile{
 		name: string(PackageRegistryConfigFile),
 		path: filepath.Join(profilePath, profileStackPath, string(PackageRegistryConfigFile)),
@@ -124,7 +123,8 @@ func newPackageRegistryConfig(_ string, profilePath string) (*simpleFile, error)
 }
 
 // PackageRegistryBaseImage is the base Docker image of the Elastic Package Registry.
-const PackageRegistryBaseImage = "docker.elastic.co/package-registry/distribution:snapshot"
+// commit SHA of enabled proxy mode (technical preview feature)
+const PackageRegistryBaseImage = "docker.elastic.co/package-registry/package-registry:14455fcb7e415d6b4aed48e00d2289718f056162"
 
 // PackageRegistryDockerfileFile is the dockerfile for the Elastic package registry
 const PackageRegistryDockerfileFile configFile = "Dockerfile.package-registry"