Use features properly in setupPythonExtractor

src/analyze-action.ts

@@ -237,7 +237,8 @@ async function run() {
       threads,
       memory,
       config,
-      logger
+      logger,
+      features
     );
 
     if (actionsUtil.getRequiredInput("skip-queries") !== "true") {

src/analyze.ts

@@ -10,7 +10,7 @@ import { DatabaseCreationTimings } from "./actions-util";
 import * as analysisPaths from "./analysis-paths";
 import { CodeQL, getCodeQL } from "./codeql";
 import * as configUtils from "./config-utils";
-import { FeatureEnablement } from "./feature-flags";
+import { FeatureEnablement, Feature } from "./feature-flags";
 import { isScannedLanguage, Language } from "./languages";
 import { Logger } from "./logging";
 import { endTracingForCluster } from "./tracer-config";
@@ -80,23 +80,20 @@ export interface QueriesStatusReport {
   analyze_failure_language?: string;
 }
 
-async function setupPythonExtractor(logger: Logger) {
+async function setupPythonExtractor(logger: Logger, features: FeatureEnablement, codeql: CodeQL) {
   const codeqlPython = process.env["CODEQL_PYTHON"];
   if (codeqlPython === undefined || codeqlPython.length === 0) {
     // If CODEQL_PYTHON is not set, no dependencies were installed, so we don't need to do anything
     return;
   }
 
-  // CODEQL_EXTRACTOR_PYTHON_DISABLE_LIBRARY_EXTRACTION is the internal environment
-  // variable used by the python extractor. This is set in init-action.ts only if the
-  // feature-flag is enabled.
-  if (
-    (process.env["CODEQL_EXTRACTOR_PYTHON_DISABLE_LIBRARY_EXTRACTION"] || "")
-      .length > 0
-  ) {
+  if (await features.getValue(
+    Feature.DisablePythonDependencyInstallation,
+    codeql
+  )) {
     logger.warning(
       "Library extraction is disabled now. Please remove your logic that sets the CODEQL_PYTHON environment variable." +
-        "\nIf you used CODEQL_PYTHON to force the version of Python to analyze as, please use CODEQL_EXTRACTOR_PYTHON_ANALYSIS_VERSION instead, such as CODEQL_EXTRACTOR_PYTHON_ANALYSIS_VERSION=2.7 or CODEQL_EXTRACTOR_PYTHON_ANALYSIS_VERSION=3.11."
+      "\nIf you used CODEQL_PYTHON to force the version of Python to analyze as, please use CODEQL_EXTRACTOR_PYTHON_ANALYSIS_VERSION instead, such as CODEQL_EXTRACTOR_PYTHON_ANALYSIS_VERSION=2.7 or CODEQL_EXTRACTOR_PYTHON_ANALYSIS_VERSION=3.11."
     );
     return;
   }
@@ -133,7 +130,8 @@ async function setupPythonExtractor(logger: Logger) {
 export async function createdDBForScannedLanguages(
   codeql: CodeQL,
   config: configUtils.Config,
-  logger: Logger
+  logger: Logger,
+  features: FeatureEnablement
 ) {
   // Insert the LGTM_INDEX_X env vars at this point so they are set when
   // we extract any scanned languages.
@@ -147,7 +145,7 @@ export async function createdDBForScannedLanguages(
       logger.startGroup(`Extracting ${language}`);
 
       if (language === Language.python) {
-        await setupPythonExtractor(logger);
+        await setupPythonExtractor(logger, features, codeql);
       }
 
       await codeql.extractScannedLanguage(config, language);
@@ -179,12 +177,13 @@ async function finalizeDatabaseCreation(
   config: configUtils.Config,
   threadsFlag: string,
   memoryFlag: string,
-  logger: Logger
+  logger: Logger,
+  features: FeatureEnablement
 ): Promise<DatabaseCreationTimings> {
   const codeql = await getCodeQL(config.codeQLCmd);
 
   const extractionStart = performance.now();
-  await createdDBForScannedLanguages(codeql, config, logger);
+  await createdDBForScannedLanguages(codeql, config, logger, features);
   const extractionTime = performance.now() - extractionStart;
 
   const trapImportStart = performance.now();
@@ -488,7 +487,8 @@ export async function runFinalize(
   threadsFlag: string,
   memoryFlag: string,
   config: configUtils.Config,
-  logger: Logger
+  logger: Logger,
+  features: FeatureEnablement
 ): Promise<DatabaseCreationTimings> {
   try {
     await del(outputDir, { force: true });
@@ -503,7 +503,8 @@ export async function runFinalize(
     config,
     threadsFlag,
     memoryFlag,
-    logger
+    logger,
+    features
   );
 
   // WARNING: This does not _really_ end tracing, as the tracer will restore its