mat.services/.drone.jsonnet

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local PROD = 'production';
local STAGE = 'staging';
local NIX = 'nix --extra-experimental-features nix-command --extra-experimental-features flakes ';
local VOLUMES = [
{ name: 'site', path: '/site' },
{ name: 'cache', path: '/tmp/cache' },
];
local Secrets(secrets) = {
environment: {
[secret]: { from_secret: std.asciiLower(secret) }
for secret in secrets
},
};
local WhenProd(prod) = if prod then {
event: ['promote'],
target: [PROD],
} else {
target: { exclude: [PROD] },
};
local Step(env, name, cmds, extras={}, volumes=VOLUMES) =
local prod = env == PROD;
{
name: name + ' ' + env,
image: 'nixos/nix:latest',
volumes: volumes,
commands: cmds,
when: WhenProd(prod),
} + extras;
local BootstrapStep =
Step(STAGE, 'bootrap nix', [
'for file in /nix/store/*; do',
' item=$(basename $file)',
' if [ ! -e /cache/$item ]; then',
' echo "moving $file to cache"',
' cp -r $file /cache/$item',
' fi',
'done',
], volumes=[{ name: 'cache', path: '/cache' }]);
local NixStep(env) =
local prod = env == PROD;
local output = if prod then '' else ' .#staging-site';
Step(env, 'nix build', [
NIX + 'build --store /tmp/cache --eval-store local' + output,
'cp -r result/* /site/',
]);
local DeployStep(env) =
local prod = env == PROD;
local options = if prod then '--prod' else '--alias staging';
Step(env, 'netlify deploy', [
NIX + 'profile install nixpkgs#netlify-cli',
'netlify deploy -d /site --auth $NETLIFY_TOKEN --site $NETLIFY_SITE_ID --message "$DRONE_COMMIT_MESSAGE" ' + options,
], Secrets(['NETLIFY_TOKEN', 'NETLIFY_SITE_ID']));
{
kind: 'pipeline',
type: 'docker',
name: 'default',
volumes: [
{ name: 'site', temp: {} },
{ name: 'cache', host: { path: '/data/cache' } },
],
steps: [
BootstrapStep,
NixStep(STAGE),
NixStep(PROD),
DeployStep(STAGE),
DeployStep(PROD),
],
}