cache/src/save.ts

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import * as core from "@actions/core";
import { exec } from "@actions/exec";
import * as io from "@actions/io";
import * as fs from "fs";
import * as path from "path";
import * as cacheHttpClient from "./cacheHttpClient";
import { Inputs, State } from "./constants";
import * as utils from "./utils/actionUtils";
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async function run(): Promise<void> {
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try {
const state = utils.getCacheState();
// Inputs are re-evaluted before the post action, so we want the original key used for restore
const primaryKey = core.getState(State.CacheKey);
if (!primaryKey) {
core.warning(`Error retrieving key from state.`);
return;
}
if (utils.isExactKeyMatch(primaryKey, state)) {
core.info(
`Cache hit occurred on the primary key ${primaryKey}, not saving cache.`
);
return;
}
let cachePath = utils.resolvePath(
core.getInput(Inputs.Path, { required: true })
);
core.debug(`Cache Path: ${cachePath}`);
let archivePath = path.join(
await utils.createTempDirectory(),
"cache.tgz"
);
core.debug(`Archive Path: ${archivePath}`);
// http://man7.org/linux/man-pages/man1/tar.1.html
// tar [-options] <name of the tar archive> [files or directories which to add into archive]
const args = ["-cz"];
const IS_WINDOWS = process.platform === "win32";
if (IS_WINDOWS) {
args.push("--force-local");
archivePath = archivePath.replace(/\\/g, "/");
cachePath = cachePath.replace(/\\/g, "/");
}
args.push(...["-f", archivePath, "-C", cachePath, "."]);
const tarPath = await io.which("tar", true);
core.debug(`Tar Path: ${tarPath}`);
await exec(`"${tarPath}"`, args);
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const fileSizeLimit = 400 * 1024 * 1024; // 400MB
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const archiveFileSize = fs.statSync(archivePath).size;
core.debug(`File Size: ${archiveFileSize}`);
if (archiveFileSize > fileSizeLimit) {
core.warning(
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`Cache size of ${archiveFileSize} bytes is over the 400MB limit, not saving cache.`
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);
return;
}
const stream = fs.createReadStream(archivePath);
await cacheHttpClient.saveCache(stream, primaryKey);
} catch (error) {
core.warning(error.message);
}
}
run();
export default run;