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Allow skipping nix-build

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Domen Kožar 2019-12-18 15:37:40 +01:00
commit 074294984a
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4 changed files with 98 additions and 48 deletions
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13
README.md
View file

@ -56,6 +56,19 @@ jobs:
authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
```
Alternatively, you can use this action to only configure cachix for substitution:
```yaml
...
- uses: cachix/cachix-action@v2
with:
name: mycache
skipNixBuild: true
# Only needed for private caches
authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
...
```
See [action.yml](action.yml) for all options.
---

10
action.yml
View file

@ -2,10 +2,6 @@ name: 'Cachix'
description: 'nix-build with the help of caching to Cachix'
author: 'Domen Kožar'
inputs:
file:
description: 'Nix file to build. Defaults to default.nix'
attributes:
description: 'Nix attributes to nix-build. By default, all attributes are built.'
name:
description: 'Name of a cachix cache to push and pull/substitute'
required: true
@ -13,6 +9,12 @@ inputs:
description: 'Authentication token for Cachix, needed only for private cache access'
signingKey:
description: 'Signing key secret retrieved after creating binary cache on https://cachix.org'
skipNixBuild:
description: 'Set to true to not invoke nix-build after setup.'
file:
description: 'Nix file to build. Defaults to default.nix'
attributes:
description: 'Nix attributes to nix-build. By default, all attributes are built.'
branding:
color: 'blue'
icon: 'database'

61
lib/main.js
View file

@ -18,51 +18,68 @@ var __importStar = (this && this.__importStar) || function (mod) {
Object.defineProperty(exports, "__esModule", { value: true });
const core = __importStar(require("@actions/core"));
const exec = __importStar(require("@actions/exec"));
const os_1 = require("os");
const strings_1 = require("./strings");
function home() {
if (os_1.type() == "Darwin") {
return "/Users/runner";
}
else {
return "/home/runner";
}
}
function run() {
return __awaiter(this, void 0, void 0, function* () {
try {
// inputs
const file = core.getInput('file');
const skipNixBuild = core.getInput('skipNixBuild');
const attributes = core.getInput('attributes');
const name = core.getInput('name', { required: true });
const signingKey = core.getInput('signingKey');
const authToken = core.getInput('authToken');
const cachixExecutable = "/nix/var/nix/profiles/per-user/runner/profile/bin/cachix";
core.startGroup('Installing Cachix');
// TODO: use cachix official installation link
yield exec.exec('nix-env', ['-iA', 'cachix', '-f', 'https://github.com/NixOS/nixpkgs/tarball/ab5863afada3c1b50fc43bf774b75ea71b287cde']);
yield exec.exec('nix-env', ['-iA', 'cachix', '-f', 'https://cachix.org/api/v1/install']);
core.endGroup();
// for private caches
if (authToken !== "") {
yield exec.exec('cachix', ['authtoken', authToken]);
yield exec.exec(cachixExecutable, ['authtoken', authToken]);
}
core.startGroup(`Cachix: using ` + name);
yield exec.exec('cachix', ['use', name]);
core.endGroup();
if (signingKey !== "") {
core.startGroup('Cachix: Configuring push');
yield exec.exec("sudo", ["sh", "-c", `echo export HOME=${home()} > /etc/nix/cachix-push.sh`]);
yield exec.exec("sudo", ["sh", "-c", `echo export CACHIX_SIGNING_KEY=${signingKey} >> /etc/nix/cachix-push.sh`]);
yield exec.exec("sudo", ["sh", "-c", `echo ${cachixExecutable} push ${name} \$OUT_PATHS >> /etc/nix/cachix-push.sh`]);
yield exec.exec("sudo", ["sh", "-c", `chmod +x /etc/nix/cachix-push.sh`]);
yield exec.exec("sudo", ["sh", "-c", `echo post-build-hook = /etc/nix/cachix-push.sh >> /etc/nix/nix.conf`]);
core.exportVariable('CACHIX_SIGNING_KEY', signingKey);
}
// TODO: cachix use --watch-store
core.startGroup(`Invoking nix-build`);
let paths = '';
const options = {
listeners: {
stdout: (data) => {
paths += data.toString();
},
// Reload nix-daemon
if (os_1.type() == "Darwin") {
// kickstart awaits nix-daemon to get up again
yield exec.exec("sudo", ["launchctl", "kickstart", "-k", "system/org.nixos.nix-daemon"]);
}
else {
yield exec.exec("sudo", ["pkill", "-HUP", "nix-daemon"]);
}
};
const args = strings_1.prependEach('-A', strings_1.nonEmptySplit(attributes, /\s+/)).concat([file || "default.nix"]);
yield exec.exec('nix-build', args, options);
core.endGroup();
// Needed for PRs
if (signingKey !== "") {
core.startGroup(`Cachix: pushing to ` + name);
yield exec.exec('cachix', ['push', name].concat(strings_1.nonEmptySplit(paths, /\s+/)));
core.endGroup();
}
else {
console.log("No signing key. Assuming it's a pull request, nothing will be pushed.");
if (skipNixBuild !== 'true') {
core.startGroup(`Invoking nix-build`);
let paths = '';
const options = {
listeners: {
stdout: (data) => {
paths += data.toString();
},
}
};
const args = strings_1.prependEach('-A', strings_1.nonEmptySplit(attributes, /\s+/)).concat([file || "default.nix"]);
yield exec.exec('nix-build', args, options);
core.endGroup();
}
}
catch (error) {

60
src/main.ts
View file

@ -1,15 +1,26 @@
import * as core from '@actions/core';
import * as exec from '@actions/exec';
import {type} from 'os';
import {prependEach, nonEmptySplit} from './strings';
function home() {
if (type() == "Darwin") {
return "/Users/runner";
} else {
return "/home/runner";
}
}
async function run() {
try {
// inputs
const file = core.getInput('file');
const skipNixBuild = core.getInput('skipNixBuild');
const attributes = core.getInput('attributes');
const name = core.getInput('name', { required: true });
const signingKey = core.getInput('signingKey');
const authToken = core.getInput('authToken')
const cachixExecutable = "/nix/var/nix/profiles/per-user/runner/profile/bin/cachix";
core.startGroup('Installing Cachix')
await exec.exec('nix-env', ['-iA', 'cachix', '-f', 'https://cachix.org/api/v1/install']);
@ -17,38 +28,45 @@ async function run() {
// for private caches
if (authToken !== "") {
await exec.exec('cachix', ['authtoken', authToken]);
await exec.exec(cachixExecutable, ['authtoken', authToken]);
}
core.startGroup(`Cachix: using ` + name);
await exec.exec('cachix', ['use', name]);
core.endGroup()
core.endGroup();
if (signingKey !== "") {
core.startGroup('Cachix: Configuring push');
await exec.exec("sudo", ["sh", "-c", `echo export HOME=${home()} > /etc/nix/cachix-push.sh`]);
await exec.exec("sudo", ["sh", "-c", `echo export CACHIX_SIGNING_KEY=${signingKey} >> /etc/nix/cachix-push.sh`]);
await exec.exec("sudo", ["sh", "-c", `echo ${cachixExecutable} push ${name} \$OUT_PATHS >> /etc/nix/cachix-push.sh`]);
await exec.exec("sudo", ["sh", "-c", `chmod +x /etc/nix/cachix-push.sh`]);
await exec.exec("sudo", ["sh", "-c", `echo post-build-hook = /etc/nix/cachix-push.sh >> /etc/nix/nix.conf`]);
core.exportVariable('CACHIX_SIGNING_KEY', signingKey);
}
// TODO: cachix use --watch-store
core.startGroup(`Invoking nix-build`);
let paths = '';
const options = {
listeners: {
stdout: (data: Buffer) => {
paths += data.toString();
},
// Reload nix-daemon
if (type() == "Darwin") {
// kickstart awaits nix-daemon to get up again
await exec.exec("sudo", ["launchctl", "kickstart", "-k", "system/org.nixos.nix-daemon"]);
} else {
await exec.exec("sudo", ["pkill", "-HUP", "nix-daemon"]);
}
};
const args = prependEach('-A', nonEmptySplit(attributes, /\s+/)).concat([file || "default.nix"]);
await exec.exec('nix-build', args, options);
core.endGroup()
// Needed for PRs
if (signingKey !== "") {
core.startGroup(`Cachix: pushing to ` + name);
await exec.exec('cachix', ['push', name].concat(nonEmptySplit(paths, /\s+/)));
core.endGroup();
}
if (skipNixBuild !== 'true') {
core.startGroup(`Invoking nix-build`);
let paths = '';
const options = {
listeners: {
stdout: (data: Buffer) => {
paths += data.toString();
},
}
};
const args = prependEach('-A', nonEmptySplit(attributes, /\s+/)).concat([file || "default.nix"]);
await exec.exec('nix-build', args, options);
core.endGroup()
} else {
console.log("No signing key. Assuming it's a pull request, nothing will be pushed.");
}
} catch (error) {
core.setFailed(`Action failed with error: ${error}`);