hydra/flake.nix
2024-05-10 12:49:27 -04:00

411 lines
16 KiB
Nix

{
description = "A Nix-based continuous build system";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
inputs.nix.url = "git+https://git@git.lix.systems/lix-project/lix?ref=refs/tags/2.90-beta.1";
inputs.nix.inputs.nixpkgs.follows = "nixpkgs";
outputs = { self, nixpkgs, nix }:
let
systems = [ "x86_64-linux" "aarch64-linux" ];
forEachSystem = nixpkgs.lib.genAttrs systems;
overlayList = [ self.overlays.default nix.overlays.default ];
pkgsBySystem = forEachSystem (system: import nixpkgs {
inherit system;
overlays = overlayList;
});
# NixOS configuration used for VM tests.
hydraServer =
{ config, pkgs, ... }:
{
imports = [ self.nixosModules.hydraTest ];
virtualisation.memorySize = 1024;
virtualisation.writableStore = true;
environment.systemPackages = [ pkgs.perlPackages.LWP pkgs.perlPackages.JSON ];
nix = {
# Without this nix tries to fetch packages from the default
# cache.nixos.org which is not reachable from this sandboxed NixOS test.
binaryCaches = [ ];
};
};
in
rec {
# A Nixpkgs overlay that provides a 'hydra' package.
overlays.default = final: prev: {
# Add LDAP dependencies that aren't currently found within nixpkgs.
perlPackages = prev.perlPackages // {
PrometheusTiny = final.perlPackages.buildPerlPackage {
pname = "Prometheus-Tiny";
version = "0.007";
src = final.fetchurl {
url = "mirror://cpan/authors/id/R/RO/ROBN/Prometheus-Tiny-0.007.tar.gz";
sha256 = "0ef8b226a2025cdde4df80129dd319aa29e884e653c17dc96f4823d985c028ec";
};
buildInputs = with final.perlPackages; [ HTTPMessage Plack TestException ];
meta = {
homepage = "https://github.com/robn/Prometheus-Tiny";
description = "A tiny Prometheus client";
license = with final.lib.licenses; [ artistic1 gpl1Plus ];
};
};
};
hydra = final.callPackage ./package.nix {
inherit (final.lib) fileset;
rawSrc = self;
};
};
hydraJobs = {
build = forEachSystem (system: packages.${system}.hydra);
buildNoTests = forEachSystem (system:
packages.${system}.hydra.overrideAttrs (_: {
doCheck = false;
})
);
manual = forEachSystem (system:
let pkgs = pkgsBySystem.${system}; in
pkgs.runCommand "hydra-manual-${pkgs.hydra.version}" { }
''
mkdir -p $out/share
cp -prvd ${pkgs.hydra}/share/doc $out/share/
mkdir $out/nix-support
echo "doc manual $out/share/doc/hydra" >> $out/nix-support/hydra-build-products
'');
tests.install = forEachSystem (system:
with import (nixpkgs + "/nixos/lib/testing-python.nix") { inherit system; };
simpleTest {
name = "hydra-install";
nodes.machine = hydraServer;
testScript =
''
machine.wait_for_job("hydra-init")
machine.wait_for_job("hydra-server")
machine.wait_for_job("hydra-evaluator")
machine.wait_for_job("hydra-queue-runner")
machine.wait_for_open_port(3000)
machine.succeed("curl --fail http://localhost:3000/")
'';
});
tests.notifications = forEachSystem (system:
let pkgs = pkgsBySystem.${system}; in
with import (nixpkgs + "/nixos/lib/testing-python.nix") { inherit system; };
simpleTest {
name = "hydra-notifications";
nodes.machine = { pkgs, ... }: {
imports = [ hydraServer ];
services.hydra-dev.extraConfig = ''
<influxdb>
url = http://127.0.0.1:8086
db = hydra
</influxdb>
'';
services.influxdb.enable = true;
};
testScript = ''
machine.wait_for_job("hydra-init")
# Create an admin account and some other state.
machine.succeed(
"""
su - hydra -c "hydra-create-user root --email-address 'alice@example.org' --password foobar --role admin"
mkdir /run/jobset
chmod 755 /run/jobset
cp ${./t/jobs/api-test.nix} /run/jobset/default.nix
chmod 644 /run/jobset/default.nix
chown -R hydra /run/jobset
"""
)
# Wait until InfluxDB can receive web requests
machine.wait_for_job("influxdb")
machine.wait_for_open_port(8086)
# Create an InfluxDB database where hydra will write to
machine.succeed(
"curl -XPOST 'http://127.0.0.1:8086/query' "
+ "--data-urlencode 'q=CREATE DATABASE hydra'"
)
# Wait until hydra-server can receive HTTP requests
machine.wait_for_job("hydra-server")
machine.wait_for_open_port(3000)
# Setup the project and jobset
machine.succeed(
"su - hydra -c 'perl -I ${pkgs.hydra.perlDeps}/lib/perl5/site_perl ${./t/setup-notifications-jobset.pl}' >&2"
)
# Wait until hydra has build the job and
# the InfluxDBNotification plugin uploaded its notification to InfluxDB
machine.wait_until_succeeds(
"curl -s -H 'Accept: application/csv' "
+ "-G 'http://127.0.0.1:8086/query?db=hydra' "
+ "--data-urlencode 'q=SELECT * FROM hydra_build_status' | grep success"
)
'';
});
tests.gitea = forEachSystem (system:
let pkgs = pkgsBySystem.${system}; in
with import (nixpkgs + "/nixos/lib/testing-python.nix") { inherit system; };
makeTest {
name = "hydra-gitea";
nodes.machine = { pkgs, ... }: {
imports = [ hydraServer ];
services.hydra-dev.extraConfig = ''
<gitea_authorization>
root=d7f16a3412e01a43a414535b16007c6931d3a9c7
</gitea_authorization>
'';
nix = {
distributedBuilds = true;
buildMachines = [{
hostName = "localhost";
systems = [ system ];
}];
binaryCaches = [ ];
};
services.gitea = {
enable = true;
database.type = "postgres";
disableRegistration = true;
httpPort = 3001;
};
services.openssh.enable = true;
environment.systemPackages = with pkgs; [ gitea git jq gawk ];
networking.firewall.allowedTCPPorts = [ 3000 ];
};
skipLint = true;
testScript =
let
scripts.mktoken = pkgs.writeText "token.sql" ''
INSERT INTO access_token (id, uid, name, created_unix, updated_unix, token_hash, token_salt, token_last_eight) VALUES (1, 1, 'hydra', 1617107360, 1617107360, 'a930f319ca362d7b49a4040ac0af74521c3a3c3303a86f327b01994430672d33b6ec53e4ea774253208686c712495e12a486', 'XRjWE9YW0g', '31d3a9c7');
'';
scripts.git-setup = pkgs.writeShellScript "setup.sh" ''
set -x
mkdir -p /tmp/repo $HOME/.ssh
cat ${snakeoilKeypair.privkey} > $HOME/.ssh/privk
chmod 0400 $HOME/.ssh/privk
git -C /tmp/repo init
cp ${smallDrv} /tmp/repo/jobset.nix
git -C /tmp/repo add .
git config --global user.email test@localhost
git config --global user.name test
git -C /tmp/repo commit -m 'Initial import'
git -C /tmp/repo remote add origin gitea@machine:root/repo
GIT_SSH_COMMAND='ssh -i $HOME/.ssh/privk -o StrictHostKeyChecking=no' \
git -C /tmp/repo push origin master
git -C /tmp/repo log >&2
'';
scripts.hydra-setup = pkgs.writeShellScript "hydra.sh" ''
set -x
su -l hydra -c "hydra-create-user root --email-address \
'alice@example.org' --password foobar --role admin"
URL=http://localhost:3000
USERNAME="root"
PASSWORD="foobar"
PROJECT_NAME="trivial"
JOBSET_NAME="trivial"
mycurl() {
curl --referer $URL -H "Accept: application/json" \
-H "Content-Type: application/json" $@
}
cat >data.json <<EOF
{ "username": "$USERNAME", "password": "$PASSWORD" }
EOF
mycurl -X POST -d '@data.json' $URL/login -c hydra-cookie.txt
cat >data.json <<EOF
{
"displayname":"Trivial",
"enabled":"1",
"visible":"1"
}
EOF
mycurl --silent -X PUT $URL/project/$PROJECT_NAME \
-d @data.json -b hydra-cookie.txt
cat >data.json <<EOF
{
"description": "Trivial",
"checkinterval": "60",
"enabled": "1",
"visible": "1",
"keepnr": "1",
"enableemail": true,
"emailoverride": "hydra@localhost",
"type": 0,
"nixexprinput": "git",
"nixexprpath": "jobset.nix",
"inputs": {
"git": {"value": "http://localhost:3001/root/repo.git", "type": "git"},
"gitea_repo_name": {"value": "repo", "type": "string"},
"gitea_repo_owner": {"value": "root", "type": "string"},
"gitea_status_repo": {"value": "git", "type": "string"},
"gitea_http_url": {"value": "http://localhost:3001", "type": "string"}
}
}
EOF
mycurl --silent -X PUT $URL/jobset/$PROJECT_NAME/$JOBSET_NAME \
-d @data.json -b hydra-cookie.txt
'';
api_token = "d7f16a3412e01a43a414535b16007c6931d3a9c7";
snakeoilKeypair = {
privkey = pkgs.writeText "privkey.snakeoil" ''
-----BEGIN EC PRIVATE KEY-----
MHcCAQEEIHQf/khLvYrQ8IOika5yqtWvI0oquHlpRLTZiJy5dRJmoAoGCCqGSM49
AwEHoUQDQgAEKF0DYGbBwbj06tA3fd/+yP44cvmwmHBWXZCKbS+RQlAKvLXMWkpN
r1lwMyJZoSGgBHoUahoYjTh9/sJL7XLJtA==
-----END EC PRIVATE KEY-----
'';
pubkey = pkgs.lib.concatStrings [
"ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHA"
"yNTYAAABBBChdA2BmwcG49OrQN33f/sj+OHL5sJhwVl2Qim0vkUJQCry1zFpKTa"
"9ZcDMiWaEhoAR6FGoaGI04ff7CS+1yybQ= sakeoil"
];
};
smallDrv = pkgs.writeText "jobset.nix" ''
{ trivial = builtins.derivation {
name = "trivial";
system = "${system}";
builder = "/bin/sh";
allowSubstitutes = false;
preferLocalBuild = true;
args = ["-c" "echo success > $out; exit 0"];
};
}
'';
in
''
import json
machine.start()
machine.wait_for_unit("multi-user.target")
machine.wait_for_open_port(3000)
machine.wait_for_open_port(3001)
machine.succeed(
"su -l gitea -c 'GITEA_WORK_DIR=/var/lib/gitea gitea admin user create "
+ "--username root --password root --email test@localhost'"
)
machine.succeed("su -l postgres -c 'psql gitea < ${scripts.mktoken}'")
machine.succeed(
"curl --fail -X POST http://localhost:3001/api/v1/user/repos "
+ "-H 'Accept: application/json' -H 'Content-Type: application/json' "
+ f"-H 'Authorization: token ${api_token}'"
+ ' -d \'{"auto_init":false, "description":"string", "license":"mit", "name":"repo", "private":false}\'''
)
machine.succeed(
"curl --fail -X POST http://localhost:3001/api/v1/user/keys "
+ "-H 'Accept: application/json' -H 'Content-Type: application/json' "
+ f"-H 'Authorization: token ${api_token}'"
+ ' -d \'{"key":"${snakeoilKeypair.pubkey}","read_only":true,"title":"SSH"}\'''
)
machine.succeed(
"${scripts.git-setup}"
)
machine.succeed(
"${scripts.hydra-setup}"
)
machine.wait_until_succeeds(
'curl -Lf -s http://localhost:3000/build/1 -H "Accept: application/json" '
+ '| jq .buildstatus | xargs test 0 -eq'
)
data = machine.succeed(
'curl -Lf -s "http://localhost:3001/api/v1/repos/root/repo/statuses/$(cd /tmp/repo && git show | head -n1 | awk "{print \\$2}")" '
+ "-H 'Accept: application/json' -H 'Content-Type: application/json' "
+ f"-H 'Authorization: token ${api_token}'"
)
response = json.loads(data)
assert len(response) == 2, "Expected exactly two status updates for latest commit!"
assert response[0]['status'] == "success", "Expected latest status to be success!"
assert response[1]['status'] == "pending", "Expected first status to be pending!"
machine.shutdown()
'';
});
tests.validate-openapi = forEachSystem (system:
let pkgs = pkgsBySystem.${system}; in
pkgs.runCommand "validate-openapi"
{ buildInputs = [ pkgs.openapi-generator-cli ]; }
''
openapi-generator-cli validate -i ${./hydra-api.yaml}
touch $out
'');
container = nixosConfigurations.container.config.system.build.toplevel;
};
checks = forEachSystem (system: {
build = hydraJobs.build.${system};
install = hydraJobs.tests.install.${system};
validate-openapi = hydraJobs.tests.validate-openapi.${system};
});
packages = forEachSystem (system: {
hydra = pkgsBySystem.${system}.hydra;
default = pkgsBySystem.${system}.hydra;
});
nixosModules = import ./nixos-modules {
overlays = overlayList;
};
nixosConfigurations.container = nixpkgs.lib.nixosSystem {
system = "x86_64-linux";
modules =
[
self.nixosModules.hydraTest
self.nixosModules.hydraProxy
{
system.configurationRevision = self.lastModifiedDate;
boot.isContainer = true;
networking.useDHCP = false;
networking.firewall.allowedTCPPorts = [ 80 ];
networking.hostName = "hydra";
services.hydra-dev.useSubstitutes = true;
}
];
};
};
}