Merge pull request #2652 from github/mbg/private-registries/feed-outputs

Add private registry URLs as output to the `start-proxy` Action

pr-checks/.gitignore

@@ -0,0 +1 @@
+env

pr-checks/checks/start-proxy.yml

@@ -0,0 +1,25 @@
+name: "Start proxy"
+description: "Tests that the proxy can be initialised on all platforms"
+operatingSystems: ["ubuntu", "macos", "windows"]
+versions: ["linked"]
+steps:
+  - uses: ./../action/init
+    with:
+      languages: csharp
+      tools: ${{ steps.prepare-test.outputs.tools-url }}
+
+  - name: Setup proxy for registries
+    id: proxy
+    uses: ./../action/start-proxy
+    with:
+      registry_secrets: '[{ "type": "nuget_feed", "url": "https://api.nuget.org/v3/index.json" }]'
+
+  - name: Print proxy outputs
+    run: |
+      echo "${{ steps.proxy.outputs.proxy_host }}"
+      echo "${{ steps.proxy.outputs.proxy_port }}"
+      echo "${{ steps.proxy.outputs.proxy_urls }}"
+
+  - name: Fail if proxy outputs are not set
+    if: (!steps.proxy.outputs.proxy_host) || (!steps.proxy.outputs.proxy_port) || (!steps.proxy.outputs.proxy_ca_certificate) || (!steps.proxy.outputs.proxy_urls)
+    run: exit 1

src/start-proxy-action.ts

@@ -171,6 +171,11 @@ async function startProxy(
     core.setOutput("proxy_host", host);
     core.setOutput("proxy_port", port.toString());
     core.setOutput("proxy_ca_certificate", config.ca.cert);
+
+    const registry_urls = config.all_credentials
+      .filter((credential) => credential.url !== undefined)
+      .map((credential) => credential.url);
+    core.setOutput("proxy_urls", JSON.stringify(registry_urls));
   } catch (error) {
     core.setFailed(`start-proxy action failed: ${util.getErrorMessage(error)}`);
   }

start-proxy/action.yml

@@ -23,6 +23,8 @@ outputs:
     description: The port of the proxy
   proxy_ca_certificate:
     description: The proxy's internal CA certificate in PEM format
+  proxy_urls:
+    description: The URLs of the configured registries, as a JSON array.
 runs:
   using: node20
   main: "../lib/start-proxy-action.js"