Enable adding an additional composer domain to auth.json.

Currently this is configurable through an environment variable.

Author: LogLinden

README.md

@@ -73,6 +73,8 @@ Build the image the same as before, passing a build `--secret`.
 **with-cloudsmith** desperately searches the following locations for credentials:
 
 - Environment variables: `CLOUDSMITH_API_KEY`, `CLOUDSMITH_TOKEN`, `CLOUDSMITH_USER`, `CLOUDSMITH_PASSWORD`
+    - Format Specific Environment Variables
+    - Composer: `CLOUDSMITH_COMPOSER_ALT_DOMAIN`
 - Ini files: `$HOME/.cloudsmith/credentials.ini`, `$HOME/.config/credentials.ini`, `$PWD/credentials.ini`
 - Docker build secrets: `/run/secrets/CLOUDSMITH_API_KEY`, et al.
 - `/run/secrets/cloudsmith`: A special file that can either be your cloudsmith-cli credentials.ini or a source-able dotenv.

test/test.bats

@@ -287,6 +287,16 @@ create_osrelease() {
   [ -f $TMPDIR$HOME/.composer/auth.json ]
 }
 
+@test "composer auth.json supports secondary domain" {
+  export CLOUDSMITH_API_KEY="test-api-key"
+  export CLOUDSMITH_COMPOSER_ALT_DOMAIN="example.com"
+  run with-cloudsmith --composer --keep
+  cat $TMPDIR$HOME/.composer/auth.json
+  assert_success
+  [ -f $TMPDIR$HOME/.composer/auth.json ]
+  grep "example.com" $TMPDIR$HOME/.composer/auth.json
+}
+
 @test "composer auth.json is cleaned up" {
   export CLOUDSMITH_API_KEY="test-api-key"
   run with-cloudsmith --composer

with-cloudsmith

@@ -391,12 +391,19 @@ function setup_composer {
     "dl.cloudsmith.io": {
       "username": "$CLOUDSMITH_USER",
       "password": "$CLOUDSMITH_PASSWORD"
+EOF
+  if [ -n "$CLOUDSMITH_COMPOSER_ALT_DOMAIN" ]; then
+    cat >> "$auth_file" << EOF
     },
-    "cloudsmith.secondlife.io": {
+    "$CLOUDSMITH_COMPOSER_ALT_DOMAIN": {
       "username": "$CLOUDSMITH_USER",
       "password": "$CLOUDSMITH_PASSWORD"
+EOF
+  fi
+
+  # Close the JSON object
+  cat >> "$auth_file" << EOF
     }
-  }
 }
 EOF
 }