Unset proxy env

lib/analyze-action.js

@@ -160,6 +160,14 @@ async function run() {
     let dbCreationTimings = undefined;
     let didUploadTrapCaches = false;
     util.initializeEnvironment(actionsUtil.getActionVersion());
+    // Unset the CODEQL_PROXY_* environment variables, as they are not needed
+    // and can cause issues with the CodeQL CLI
+    // Check for CODEQL_PROXY_HOST: and if it is empty but set, unset it
+    if (process.env.CODEQL_PROXY_HOST === "") {
+        delete process.env.CODEQL_PROXY_HOST;
+        delete process.env.CODEQL_PROXY_PORT;
+        delete process.env.CODEQL_PROXY_CA_CERTIFICATE;
+    }
     // Make inputs accessible in the `post` step, details at
     // https://github.com/github/codeql-action/issues/2553
     actionsUtil.persistInputs();

lib/start-proxy-action.js

@@ -99,6 +99,10 @@ async function runWrapper() {
     core.saveState("proxy-log-file", proxyLogFilePath);
     // Get the configuration options
     const credentials = (0, start_proxy_1.getCredentials)(logger, actionsUtil.getOptionalInput("registry_secrets"), actionsUtil.getOptionalInput("registries_credentials"), actionsUtil.getOptionalInput("language"));
+    if (credentials.length === 0) {
+        logger.info("No credentials found, skipping proxy setup.");
+        return;
+    }
     logger.info(`Credentials loaded for the following registries:\n ${credentials
         .map((c) => credentialToStr(c))
         .join("\n")}`);

src/analyze-action.ts

@@ -202,6 +202,15 @@ async function run() {
   let didUploadTrapCaches = false;
   util.initializeEnvironment(actionsUtil.getActionVersion());
 
+  // Unset the CODEQL_PROXY_* environment variables, as they are not needed
+  // and can cause issues with the CodeQL CLI
+  // Check for CODEQL_PROXY_HOST: and if it is empty but set, unset it
+  if (process.env.CODEQL_PROXY_HOST === "") {
+    delete process.env.CODEQL_PROXY_HOST;
+    delete process.env.CODEQL_PROXY_PORT;
+    delete process.env.CODEQL_PROXY_CA_CERTIFICATE;
+  }
+
   // Make inputs accessible in the `post` step, details at
   // https://github.com/github/codeql-action/issues/2553
   actionsUtil.persistInputs();

src/start-proxy-action.ts

@@ -99,6 +99,12 @@ async function runWrapper() {
     actionsUtil.getOptionalInput("registries_credentials"),
     actionsUtil.getOptionalInput("language"),
   );
+
+  if (credentials.length === 0) {
+    logger.info("No credentials found, skipping proxy setup.");
+    return;
+  }
+
   logger.info(
     `Credentials loaded for the following registries:\n ${credentials
       .map((c) => credentialToStr(c))