Introduce hash-database action

This commit is contained in:
Esben Sparre Andreasen
2020-12-09 22:59:54 +01:00
parent 8cbc02a4c2
commit b4d4b0b74a
4 changed files with 199 additions and 0 deletions
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name: 'CodeQL: Hash Database'
description: 'Hashes the built database, using a stable hash'
author: 'GitHub'
inputs:
token:
default: ${{ github.token }}
matrix:
default: ${{ toJson(matrix) }}
threads:
description: The number of threads to be used by CodeQL.
required: false
default: 1 # a surgical way of forcing all `util.getThreadsFlag(...)` to resolve to 1 for our purposes
outputs:
hash:
description: the stable hash of the database
runs:
using: 'node12'
main: '../lib/hash-database-action.js'
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"use strict";
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const core = __importStar(require("@actions/core"));
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const crypto = __importStar(require("crypto"));
const codeql_1 = require("./codeql");
const actionsUtil = __importStar(require("./actions-util"));
const config_utils = __importStar(require("./config-utils"));
const logging_1 = require("./logging");
const util = __importStar(require("./util"));
async function run() {
const logger = logging_1.getActionsLogger();
try {
actionsUtil.prepareLocalRunEnvironment();
const config = await config_utils.getConfig(actionsUtil.getRequiredEnvParam("RUNNER_TEMP"), logger);
if (config === undefined) {
throw new Error("Config file could not be found at expected location. Has the 'init' action been called?");
}
let codeql = codeql_1.getCodeQL(config.codeQLCmd);
for (const language of config.languages) {
logger.startGroup(`Extracting ${language}`);
await codeql.extractScannedLanguage(util.getCodeQLDatabasePath(config.tempDir, language), language);
logger.endGroup();
logger.startGroup(`Finalizing ${language}`);
await codeql.finalizeDatabase(util.getCodeQLDatabasePath(config.tempDir, language), util.getThreadsFlag(actionsUtil.getOptionalInput("threads"), logger));
logger.endGroup();
// XXX this early extraction may break the subsequent analyze action step - do we need a bailout there?
const dbPath = util.getCodeQLDatabasePath(config.tempDir, language);
let relDir = path.join(dbPath, `db-${language}`, "default");
let combined_all = crypto.createHash("sha256");
let combined_noExtractionTime = crypto.createHash("sha256");
let files = {};
for (const relFile of fs
.readdirSync(relDir)
.filter((n) => n.endsWith(".rel"))
.map((n) => path.join(relDir, n))) {
let content = fs.readFileSync(relFile); // XXX this ought to be chunked for large tables!
let solo = crypto.createHash("sha256");
solo.update(content);
files[path.relative(dbPath, relFile)] = solo.digest("hex");
if (path.basename(relFile) !== "extraction_time.rel") {
combined_noExtractionTime.update(content);
}
combined_all.update(content);
}
let stableHash = combined_noExtractionTime.digest("hex");
logger.info(JSON.stringify({
language,
combined: {
all: combined_all.digest("hex"),
noExtractionTime: stableHash,
files,
},
}, null, 2));
core.setOutput("hash", stableHash);
}
}
catch (error) {
core.setFailed(`We were unable to hash the database. ${error.message}`);
console.log(error);
return;
}
}
async function runWrapper() {
try {
await run();
}
catch (error) {
core.setFailed(`hash-database action failed. ${error}`);
console.log(error);
}
}
void runWrapper();
//# sourceMappingURL=hash-database-action.js.map
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import * as core from "@actions/core";
import * as fs from "fs";
import * as path from "path";
import * as crypto from "crypto";
import { getCodeQL } from "./codeql";
import * as actionsUtil from "./actions-util";
import * as config_utils from "./config-utils";
import { getActionsLogger } from "./logging";
import * as util from "./util";
async function run() {
const logger = getActionsLogger();
try {
actionsUtil.prepareLocalRunEnvironment();
const config = await config_utils.getConfig(
actionsUtil.getRequiredEnvParam("RUNNER_TEMP"),
logger
);
if (config === undefined) {
throw new Error(
"Config file could not be found at expected location. Has the 'init' action been called?"
);
}
let codeql = getCodeQL(config.codeQLCmd);
for (const language of config.languages) {
logger.startGroup(`Extracting ${language}`);
await codeql.extractScannedLanguage(
util.getCodeQLDatabasePath(config.tempDir, language),
language
);
logger.endGroup();
logger.startGroup(`Finalizing ${language}`);
await codeql.finalizeDatabase(
util.getCodeQLDatabasePath(config.tempDir, language),
util.getThreadsFlag(actionsUtil.getOptionalInput("threads"), logger)
);
logger.endGroup();
// XXX this early extraction may break the subsequent analyze action step - do we need a bailout there?
const dbPath = util.getCodeQLDatabasePath(config.tempDir, language);
let relDir = path.join(dbPath, `db-${language}`, "default");
let combined_all = crypto.createHash("sha256");
let combined_noExtractionTime = crypto.createHash("sha256");
let files: {
[name: string]: string;
} = {};
for (const relFile of fs
.readdirSync(relDir)
.filter((n) => n.endsWith(".rel"))
.map((n) => path.join(relDir, n))) {
let content = fs.readFileSync(relFile); // XXX this ought to be chunked for large tables!
let solo = crypto.createHash("sha256");
solo.update(content);
files[path.relative(dbPath, relFile)] = solo.digest("hex");
if (path.basename(relFile) !== "extraction_time.rel") {
combined_noExtractionTime.update(content);
}
combined_all.update(content);
}
let stableHash = combined_noExtractionTime.digest("hex");
logger.info(
JSON.stringify(
{
language,
combined: {
all: combined_all.digest("hex"),
noExtractionTime: stableHash,
files,
},
},
null,
2
)
);
core.setOutput("hash", stableHash);
}
} catch (error) {
core.setFailed(`We were unable to hash the database. ${error.message}`);
console.log(error);
return;
}
}
async function runWrapper() {
try {
await run();
} catch (error) {
core.setFailed(`hash-database action failed. ${error}`);
console.log(error);
}
}
void runWrapper();