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Merge pull request #11 from DeterminateSystems/hoverbear/fh-169-magic-nix-cache-priv-try-logging-in-to-flakehub-if-it-hasnt

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Try logging into FlakeHub if nix-installer didn't do that for us
This commit is contained in:
Eelco Dolstra 2024-02-13 22:46:16 +01:00 committed by GitHub
commit d51480460f
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GPG key ID: B5690EEEBB952194
4 changed files with 68 additions and 6 deletions
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30
dist/index.js generated vendored
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@ -12192,6 +12192,7 @@ async function setUpAutoCache() {
const output = openSync(outputPath, 'a');
const log = tailLog(daemonDir);
const notifyFd = 3;
const netrc = await netrcPath();
const daemon = spawn(daemonBin, [
'--notify-fd', String(notifyFd),
'--listen', coreExports.getInput('listen'),
@ -12202,7 +12203,7 @@ async function setUpAutoCache() {
'--use-flakehub',
'--flakehub-cache-server', coreExports.getInput('flakehub-cache-server'),
'--flakehub-api-server', coreExports.getInput('flakehub-api-server'),
'--flakehub-api-server-netrc', path$1.join(process.env['RUNNER_TEMP'], 'determinate-nix-installer-netrc'),
'--flakehub-api-server-netrc', netrc,
] : []).concat(coreExports.getInput('use-gha-cache') === 'true' ? [
'--use-gha-cache'
] : []), {
@ -12252,6 +12253,33 @@ async function notifyAutoCache() {
coreExports.info(`Magic Nix Cache may not be running for this workflow.`);
}
}
async function netrcPath() {
const expectedNetrcPath = path$1.join(process.env['RUNNER_TEMP'], 'determinate-nix-installer-netrc');
try {
await fs$2.access(expectedNetrcPath);
return expectedNetrcPath;
}
catch {
// `nix-installer` was not used, the user may be registered with FlakeHub though.
const destinedNetrcPath = path$1.join(process.env['RUNNER_TEMP'], 'magic-nix-cache-netrc');
try {
await flakehub_login(destinedNetrcPath);
}
catch (e) {
coreExports.info("FlakeHub cache disabled.");
coreExports.debug(`Error while logging into FlakeHub: ${e}`);
}
return destinedNetrcPath;
}
}
async function flakehub_login(netrc) {
const jwt = await coreExports.getIDToken("api.flakehub.com");
await fs$2.writeFile(netrc, [
`machine api.flakehub.com login flakehub password ${jwt}`,
`machine flakehub.com login flakehub password ${jwt}`,
].join("\n"));
coreExports.info("Logged in to FlakeHub.");
}
async function tearDownAutoCache() {
const daemonDir = process.env[ENV_CACHE_DAEMONDIR];
if (!daemonDir) {

6
package.json
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@ -10,15 +10,15 @@
"license": "LGPL",
"dependencies": {
"@actions/core": "^1.10.0",
"got": "^12.6.0",
"tail": "^2.2.6",
"tslib": "^2.5.2",
"got": "^12.6.0"
"tslib": "^2.5.2"
},
"devDependencies": {
"@rollup/plugin-commonjs": "^25.0.0",
"@rollup/plugin-node-resolve": "^15.0.2",
"@rollup/plugin-typescript": "^11.1.1",
"@types/node": "^20.2.1",
"@types/node": "^20.11.17",
"rollup": "^3.22.0",
"typescript": "^5.0.4"
}

38
src/index.ts
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@ -123,6 +123,8 @@ async function setUpAutoCache() {
const output = openSync(outputPath, 'a');
const log = tailLog(daemonDir);
const notifyFd = 3;
const netrc = await netrcPath();
const daemon = spawn(
daemonBin,
[
@ -136,7 +138,7 @@ async function setUpAutoCache() {
'--use-flakehub',
'--flakehub-cache-server', core.getInput('flakehub-cache-server'),
'--flakehub-api-server', core.getInput('flakehub-api-server'),
'--flakehub-api-server-netrc', path.join(process.env['RUNNER_TEMP'], 'determinate-nix-installer-netrc'),
'--flakehub-api-server-netrc', netrc,
] : []).concat(
core.getInput('use-gha-cache') === 'true' ? [
'--use-gha-cache'
@ -196,6 +198,39 @@ async function notifyAutoCache() {
}
}
async function netrcPath() {
const expectedNetrcPath = path.join(process.env['RUNNER_TEMP'], 'determinate-nix-installer-netrc')
try {
await fs.access(expectedNetrcPath)
return expectedNetrcPath;
} catch {
// `nix-installer` was not used, the user may be registered with FlakeHub though.
const destinedNetrcPath = path.join(process.env['RUNNER_TEMP'], 'magic-nix-cache-netrc')
try {
await flakehub_login(destinedNetrcPath);
} catch (e) {
core.info("FlakeHub cache disabled.");
core.debug(`Error while logging into FlakeHub: ${e}`)
}
return destinedNetrcPath;
}
}
async function flakehub_login(netrc: string) {
const jwt = await core.getIDToken("api.flakehub.com");
await fs.writeFile(
netrc,
[
`machine api.flakehub.com login flakehub password ${jwt}`,
`machine flakehub.com login flakehub password ${jwt}`,
].join("\n"),
);
core.info("Logged in to FlakeHub.");
}
async function tearDownAutoCache() {
const daemonDir = process.env[ENV_CACHE_DAEMONDIR];
@ -258,4 +293,3 @@ try {
}}
core.debug(`rip`);