Add default values to feature flags

This changes adds default values to feature flags. These default values
will be used whenever the full set of feature flags are not available
(for example on GHES or if the flag request fails).

The goal is to enable cli config parsing on GHES without removing the
feature flag on dotcom.
This commit is contained in:
Andrew Eisenberg
2023-03-07 16:24:55 -08:00
parent e4b846c482
commit 0c27d0da4a
6 changed files with 41 additions and 32 deletions

15
lib/feature-flags.js generated
View File

@@ -43,18 +43,22 @@ exports.featureConfig = {
[Feature.DisableKotlinAnalysisEnabled]: {
envVar: "CODEQL_DISABLE_KOTLIN_ANALYSIS",
minimumVersion: undefined,
defaultValue: false,
},
[Feature.CliConfigFileEnabled]: {
envVar: "CODEQL_PASS_CONFIG_TO_CLI",
minimumVersion: "2.11.6",
defaultValue: true,
},
[Feature.MlPoweredQueriesEnabled]: {
envVar: "CODEQL_ML_POWERED_QUERIES",
minimumVersion: "2.7.5",
defaultValue: false,
},
[Feature.UploadFailedSarifEnabled]: {
envVar: "CODEQL_ACTION_UPLOAD_FAILED_SARIF",
minimumVersion: "2.11.3",
defaultValue: false,
},
};
exports.FEATURE_FLAGS_FILE_NAME = "cached-feature-flags.json";
@@ -103,7 +107,8 @@ class Features {
return true;
}
// Ask the GitHub API if the feature is enabled.
return await this.gitHubFeatureFlags.getValue(feature);
return ((await this.gitHubFeatureFlags.getValue(feature)) ??
exports.featureConfig[feature].defaultValue);
}
}
exports.Features = Features;
@@ -179,13 +184,13 @@ class GitHubFeatureFlags {
async getValue(feature) {
const response = await this.getAllFeatures();
if (response === undefined) {
this.logger.debug(`No feature flags API response for ${feature}, considering it disabled.`);
return false;
this.logger.debug(`No feature flags API response for ${feature}.`);
return undefined;
}
const featureEnablement = response[feature];
if (featureEnablement === undefined) {
this.logger.debug(`Feature '${feature}' undefined in API response, considering it disabled.`);
return false;
this.logger.debug(`Feature '${feature}' undefined in API response.`);
return undefined;
}
return !!featureEnablement;
}