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fix(ows): per-job runtime directories + proper local refspec

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The local refspec was weird and exploiting a edge case for the nixpkgs
jobs where local and from were the same.

We are more explicit now, which fixes the sandbox jobs.

Signed-off-by: Raito Bezarius <masterancpp@gmail.com>
This commit is contained in:
raito 2024-07-22 15:41:47 +02:00
parent d84a43b781
commit 62ccc0282b
2 changed files with 13 additions and 12 deletions
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6
hosts/gerrit01/default.nix
View file

@ -51,7 +51,7 @@
name = "nixpkgs-${branchName}";
fromUri = "https://github.com/NixOS/nixpkgs";
fromRefspec = branchName;
localRefspec = "refs/remotes/origin/${branchName}";
localRefspec = branchName;
inherit timer;
};
in
@ -81,7 +81,7 @@
name = "raito-unstable-sync";
fromUri = "https://github.com/NixOS/nixpkgs";
fromRefspec = "nixos-unstable-small";
localRefspec = "refs/remotes/origin/sandbox/raito/raito-unstable-small";
localRefspec = "sandbox/raito/raito-unstable-small";
timer = "*-*-* 12:00:00";
};
@ -89,7 +89,7 @@
name = "raito-release-sync";
fromUri = "https://github.com/NixOS/nixpkgs";
fromRefspec = "nixos-24.05";
localRefspec = "refs/remotes/origin/sandbox/raito/raito-nixos-24.05";
localRefspec = "sandbox/raito/raito-nixos-24.05";
timer = "daily";
};
};

19
services/gerrit/one-way-sync.nix
View file

@ -16,7 +16,8 @@ let
path = [ pkgs.gitFull pkgs.openssh pkgs.lix ];
script = ''
set -xe
trap "git worktree prune && git worktree remove -f ${name}" EXIT
RUNTIME_DIRECTORY="/run/onewaysync-${name}"
trap "git worktree remove -f "$RUNTIME_DIRECTORY"/${name}" EXIT
if [ ! -d "/var/lib/onewaysync/nixpkgs" ]; then
echo "First run, synchronizing nixpkgs..."
@ -26,19 +27,19 @@ let
cd /var/lib/onewaysync/nixpkgs
echo "Syncing ${fromUri}:${fromRefspec} to /var/lib/onewaysync/nixpkgs:${targetRef}"
echo "Current ref: $EXPECTED_REF"
git worktree add -f ${cfg.workingDir}/${name} ${localRefspec}
cd ${cfg.workingDir}/${name}
git pull origin ${fromRefspec}
EXPECTED_REF=$(git rev-list ${localRefspec} | head -1)
git worktree add -f "$RUNTIME_DIRECTORY"/${name} refs/remotes/origin/${localRefspec}
cd "$RUNTIME_DIRECTORY"/${name}
git pull origin ${localRefspec}
EXPECTED_REF=$(git rev-list refs/remotes/origin/${localRefspec} | head -1)
git config user.name Fork-o-Tron
git config user.email noreply@forkos.org
git fetch ${fromUri} ${fromRefspec}
'' + lib.optionalString (!(lib.hasInfix "staging" localRefspec)) ''
OLD_STDENV=$(nix eval -f . stdenv.outPath --store /run/onewaysync)
OLD_STDENV=$(nix eval -f . stdenv.outPath --store "$RUNTIME_DIRECTORY")
'' + ''
git merge FETCH_HEAD
'' + lib.optionalString (!(lib.hasInfix "staging" localRefspec)) ''
NEW_STDENV=$(nix eval -f . stdenv.outPath --store /run/onewaysync)
NEW_STDENV=$(nix eval -f . stdenv.outPath --store "$RUNTIME_DIRECTORY")
# Do not allow auto-merging a staging iteration
test "$OLD_STDENV" = "$NEW_STDENV"
'' + ''
@ -48,8 +49,8 @@ let
User = "git";
Group = "git";
Type = "oneshot";
RuntimeDirectory = "onewaysync";
WorkingDirectory = cfg.workingDir;
RuntimeDirectory = "onewaysync-${name}";
WorkingDirectory = "/run/onewaysync-${name}";
StateDirectory = "onewaysync";
};
};