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api-client.ts
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api-client.ts
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import * as core from "@actions/core";
import * as githubUtils from "@actions/github/lib/utils";
import * as retry from "@octokit/plugin-retry";
import consoleLogLevel from "console-log-level";
import { getActionVersion, getRequiredInput } from "./actions-util";
import {
getRequiredEnvParam,
GITHUB_DOTCOM_URL,
GitHubVariant,
GitHubVersion,
parseGitHubUrl,
parseMatrixInput,
} from "./util";
const GITHUB_ENTERPRISE_VERSION_HEADER = "x-github-enterprise-version";
export enum DisallowedAPIVersionReason {
ACTION_TOO_OLD,
ACTION_TOO_NEW,
}
export type GitHubApiCombinedDetails = GitHubApiDetails &
GitHubApiExternalRepoDetails;
export interface GitHubApiDetails {
auth: string;
url: string;
apiURL: string | undefined;
}
export interface GitHubApiExternalRepoDetails {
externalRepoAuth?: string;
url: string;
apiURL: string | undefined;
}
function createApiClientWithDetails(
apiDetails: GitHubApiCombinedDetails,
{ allowExternal = false } = {},
) {
const auth =
(allowExternal && apiDetails.externalRepoAuth) || apiDetails.auth;
const retryingOctokit = githubUtils.GitHub.plugin(retry.retry);
return new retryingOctokit(
githubUtils.getOctokitOptions(auth, {
baseUrl: apiDetails.apiURL,
userAgent: `CodeQL-Action/${getActionVersion()}`,
log: consoleLogLevel({ level: "debug" }),
}),
);
}
export function getApiDetails() {
return {
auth: getRequiredInput("token"),
url: getRequiredEnvParam("GITHUB_SERVER_URL"),
apiURL: getRequiredEnvParam("GITHUB_API_URL"),
};
}
export function getApiClient() {
return createApiClientWithDetails(getApiDetails());
}
export function getApiClientWithExternalAuth(
apiDetails: GitHubApiCombinedDetails,
) {
return createApiClientWithDetails(apiDetails, { allowExternal: true });
}
let cachedGitHubVersion: GitHubVersion | undefined = undefined;
export async function getGitHubVersionFromApi(
apiClient: any,
apiDetails: GitHubApiDetails,
): Promise<GitHubVersion> {
// We can avoid making an API request in the standard dotcom case
if (parseGitHubUrl(apiDetails.url) === GITHUB_DOTCOM_URL) {
return { type: GitHubVariant.DOTCOM };
}
// Doesn't strictly have to be the meta endpoint as we're only
// using the response headers which are available on every request.
const response = await apiClient.rest.meta.get();
// This happens on dotcom, although we expect to have already returned in that
// case. This can also serve as a fallback in cases we haven't foreseen.
if (response.headers[GITHUB_ENTERPRISE_VERSION_HEADER] === undefined) {
return { type: GitHubVariant.DOTCOM };
}
if (response.headers[GITHUB_ENTERPRISE_VERSION_HEADER] === "ghe.com") {
return { type: GitHubVariant.GHE_DOTCOM };
}
const version = response.headers[GITHUB_ENTERPRISE_VERSION_HEADER] as string;
return { type: GitHubVariant.GHES, version };
}
/**
* Report the GitHub server version. This is a wrapper around
* util.getGitHubVersion() that automatically supplies GitHub API details using
* GitHub Action inputs.
*
* @returns GitHub version
*/
export async function getGitHubVersion(): Promise<GitHubVersion> {
if (cachedGitHubVersion === undefined) {
cachedGitHubVersion = await getGitHubVersionFromApi(
getApiClient(),
getApiDetails(),
);
}
return cachedGitHubVersion;
}
/**
* Get the path of the currently executing workflow relative to the repository root.
*/
export async function getWorkflowRelativePath(): Promise<string> {
const repo_nwo = getRequiredEnvParam("GITHUB_REPOSITORY").split("/");
const owner = repo_nwo[0];
const repo = repo_nwo[1];
const run_id = Number(getRequiredEnvParam("GITHUB_RUN_ID"));
const apiClient = getApiClient();
const runsResponse = await apiClient.request(
"GET /repos/:owner/:repo/actions/runs/:run_id?exclude_pull_requests=true",
{
owner,
repo,
run_id,
},
);
const workflowUrl = runsResponse.data.workflow_url;
const workflowResponse = await apiClient.request(`GET ${workflowUrl}`);
return workflowResponse.data.path;
}
/**
* Get the analysis key parameter for the current job.
*
* This will combine the workflow path and current job name.
* Computing this the first time requires making requests to
* the GitHub API, but after that the result will be cached.
*/
export async function getAnalysisKey(): Promise<string> {
const analysisKeyEnvVar = "CODEQL_ACTION_ANALYSIS_KEY";
let analysisKey = process.env[analysisKeyEnvVar];
if (analysisKey !== undefined) {
return analysisKey;
}
const workflowPath = await getWorkflowRelativePath();
const jobName = getRequiredEnvParam("GITHUB_JOB");
analysisKey = `${workflowPath}:${jobName}`;
core.exportVariable(analysisKeyEnvVar, analysisKey);
return analysisKey;
}
export async function getAutomationID(): Promise<string> {
const analysis_key = await getAnalysisKey();
const environment = getRequiredInput("matrix");
return computeAutomationID(analysis_key, environment);
}
export function computeAutomationID(
analysis_key: string,
environment: string | undefined,
): string {
let automationID = `${analysis_key}/`;
const matrix = parseMatrixInput(environment);
if (matrix !== undefined) {
// the id has to be deterministic so we sort the fields
for (const entry of Object.entries(matrix).sort()) {
if (typeof entry[1] === "string") {
automationID += `${entry[0]}:${entry[1]}/`;
} else {
// In code scanning we just handle the string values,
// the rest get converted to the empty string
automationID += `${entry[0]}:/`;
}
}
}
return automationID;
}