refactor backup test to be just a single machine
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This commit is contained in:
Jörg Thalheim 2024-03-15 14:06:50 +00:00
parent 5ff36a2cd8
commit 65b6ae8bb7
3 changed files with 65 additions and 70 deletions

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@ -1,34 +1,18 @@
{ self, ... }:
let
clan = self.lib.buildClan {
clanName = "testclan";
directory = ../..;
machines = {
test_backup_client = {
clan.networking.targetHost = "client";
imports = [ self.nixosModules.test_backup_client ];
{
flake.clanInternals =
(self.lib.buildClan {
clanName = "testclan";
directory = ../..;
machines.test-backup = {
imports = [ self.nixosModules.test-backup ];
fileSystems."/".device = "/dev/null";
boot.loader.grub.device = "/dev/null";
};
};
};
in
{
flake.nixosConfigurations = {
inherit (clan.nixosConfigurations) test_backup_client;
};
flake.clanInternals = clan.clanInternals;
}).clanInternals;
flake.nixosModules = {
test_backup_server =
{ ... }:
{
imports = [ self.clanModules.borgbackup ];
services.sshd.enable = true;
services.borgbackup.repos.testrepo = {
authorizedKeys = [ (builtins.readFile ../lib/ssh/pubkey) ];
};
};
test_backup_client =
test-backup =
{
pkgs,
lib,
@ -39,17 +23,41 @@ in
dependencies = [
self
pkgs.stdenv.drvPath
clan.clanInternals.machines.x86_64-linux.test_backup_client.config.system.clan.deployment.file
self.clanInternals.machines.${pkgs.hostPlatform.system}.test-backup.config.system.clan.deployment.file
] ++ builtins.map (i: i.outPath) (builtins.attrValues self.inputs);
closureInfo = pkgs.closureInfo { rootPaths = dependencies; };
in
{
imports = [ self.clanModules.borgbackup ];
networking.hostName = "client";
services.sshd.enable = true;
imports = [
self.clanModules.borgbackup
self.clanModules.sshd
];
clan.networking.targetHost = "machine";
networking.hostName = "machine";
services.openssh.settings.UseDns = false;
programs.ssh.knownHosts = {
machine.hostNames = [ "machine" ];
machine.publicKey = builtins.readFile ../lib/ssh/pubkey;
};
users.users.root.openssh.authorizedKeys.keyFiles = [ ../lib/ssh/pubkey ];
systemd.tmpfiles.settings."vmsecrets" = {
"/root/.ssh/id_ed25519" = {
C.argument = "${../lib/ssh/privkey}";
z = {
mode = "0400";
user = "root";
};
};
"/etc/secrets/ssh.id_ed25519" = {
C.argument = "${../lib/ssh/privkey}";
z = {
mode = "0400";
user = "root";
};
};
"/etc/secrets/borgbackup.ssh" = {
C.argument = "${../lib/ssh/privkey}";
z = {
@ -66,9 +74,10 @@ in
};
};
clanCore.secretStore = "vm";
clanCore.clanDir = ../..;
environment.systemPackages = [ self.packages.${pkgs.system}.clan-cli ];
environment.etc."install-closure".source = "${closureInfo}/store-paths";
environment.etc.install-closure.source = "${closureInfo}/store-paths";
nix.settings = {
substituters = lib.mkForce [ ];
hashed-mirrors = null;
@ -77,7 +86,12 @@ in
};
system.extraDependencies = dependencies;
clanCore.state.test-backups.folders = [ "/var/test-backups" ];
clan.borgbackup.destinations.test_backup_server.repo = "borg@server:.";
clan.borgbackup.destinations.test-backup.repo = "borg@machine:.";
services.borgbackup.repos.test-backups = {
path = "/var/lib/borgbackup/test-backups";
authorizedKeys = [ (builtins.readFile ../lib/ssh/pubkey) ];
};
};
};
perSystem =
@ -86,56 +100,35 @@ in
checks = pkgs.lib.mkIf (pkgs.stdenv.isLinux) {
test-backups = (import ../lib/test-base.nix) {
name = "test-backups";
nodes.server = {
imports = [
self.nixosModules.test_backup_server
self.nixosModules.clanCore
{
clanCore.machineName = "server";
clanCore.clanDir = ../..;
}
];
};
nodes.client = {
imports = [
self.nixosModules.test_backup_client
self.nixosModules.clanCore
{
clanCore.machineName = "client";
clanCore.clanDir = ../..;
}
];
};
nodes.machine.imports = [
self.nixosModules.clanCore
self.nixosModules.test-backup
];
testScript = ''
import json
start_all()
# setup
client.succeed("mkdir -m 700 /root/.ssh")
client.succeed(
"cat ${../lib/ssh/privkey} > /root/.ssh/id_ed25519"
)
client.succeed("chmod 600 /root/.ssh/id_ed25519")
client.wait_for_unit("sshd", timeout=30)
client.succeed("ssh -o StrictHostKeyChecking=accept-new root@client hostname")
# dummy data
client.succeed("mkdir /var/test-backups")
client.succeed("echo testing > /var/test-backups/somefile")
machine.succeed("mkdir -p /var/test-backups")
machine.succeed("echo testing > /var/test-backups/somefile")
# create
client.succeed("clan --debug --flake ${../..} backups create test_backup_client")
client.wait_until_succeeds("! systemctl is-active borgbackup-job-test_backup_server")
machine.succeed("ping -c1 machine >&2")
machine.succeed("ssh -i /etc/secrets/borgbackup.ssh -v machine hostname >&2")
machine.succeed("systemctl status >&2")
machine.succeed("systemctl start borgbackup-job-test-backup")
machine.succeed("clan --debug --flake ${self} backups create test-backup")
machine.wait_until_succeeds("! systemctl is-active borgbackup-job-test-backup >&2")
# list
backup_id = json.loads(client.succeed("borg-job-test_backup_server list --json"))["archives"][0]["archive"]
assert(backup_id in client.succeed("clan --debug --flake ${../..} backups list test_backup_client"))
backup_id = json.loads(machine.succeed("borg-job-test-backup list --json"))["archives"][0]["archive"]
assert backup_id in machine.succeed("clan --debug --flake ${self} backups list test-backup"), "backup not listed"
# restore
client.succeed("rm -f /var/test-backups/somefile")
client.succeed(f"clan --debug --flake ${../..} backups restore test_backup_client borgbackup {backup_id}")
assert(client.succeed("cat /var/test-backups/somefile").strip() == "testing")
machine.succeed("rm -f /var/test-backups/somefile")
machine.succeed(f"clan --debug --flake ${self} backups restore test-backup borgbackup {backup_id}")
assert machine.succeed("cat /var/test-backups/somefile").strip() == "testing", "restore failed"
'';
} { inherit pkgs self; };
};

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@ -0,0 +1 @@
ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBIbwIVnLy+uoDZ6uK/OCc1QK46SIGeC3mVc85dqLYQw lass@ignavia

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@ -0,0 +1 @@
ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBIbwIVnLy+uoDZ6uK/OCc1QK46SIGeC3mVc85dqLYQw lass@ignavia