diff options
author | Robert Rose <robert.rose@mailbox.org> | 2024-05-04 21:35:17 +0200 |
---|---|---|
committer | Robert Rose <robert.rose@mailbox.org> | 2024-05-07 11:53:15 +0200 |
commit | 2b0b15ec94d24a1991ead8312802b8f8884235c6 (patch) | |
tree | 34ee8d909428e2544a8c68ab5abe6cdbe89a651a /pkgs/applications/networking/cluster/k3s | |
parent | 6c2d986176e8f6545263fa1467012ebf51880c0f (diff) |
k3s: package k3s-killall script
Provide the k3s-killall.sh script for orderly shutdown of k3s.
Diffstat (limited to 'pkgs/applications/networking/cluster/k3s')
-rw-r--r-- | pkgs/applications/networking/cluster/k3s/builder.nix | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/pkgs/applications/networking/cluster/k3s/builder.nix b/pkgs/applications/networking/cluster/k3s/builder.nix index e4c7a42fd5781..44910857c3e46 100644 --- a/pkgs/applications/networking/cluster/k3s/builder.nix +++ b/pkgs/applications/networking/cluster/k3s/builder.nix @@ -56,6 +56,14 @@ lib: , nixosTests , pkgsBuildBuild , go +, runCommand +, bash +, procps +, coreutils +, gnugrep +, findutils +, gnused +, systemd }: # k3s is a kinda weird derivation. One of the main points of k3s is the @@ -157,6 +165,42 @@ let rev = "v${k3sVersion}"; sha256 = k3sRepoSha256; }; + + # Modify the k3s installer script so that we can let it install only + # killall.sh + k3sKillallSh = runCommand "k3s-killall.sh" { } '' + # Copy the upstream k3s install script except for the last lines that + # actually run the install process + sed --quiet '/# --- run the install process --/q;p' ${k3sRepo}/install.sh > install.sh + + # Let killall expect "containerd-shim" in the Nix store + to_replace="k3s/data/\[\^/\]\*/bin/containerd-shim" + replacement="/nix/store/.*k3s-containerd.*/bin/containerd-shim" + changes=$(sed -i "s|$to_replace|$replacement| w /dev/stdout" install.sh) + if [ -z "$changes" ]; then + echo "failed to replace \"$to_replace\" in k3s installer script (install.sh)" + exit 1 + fi + + remove_matching_line() { + line_to_delete=$(grep -n "$1" install.sh | cut -d : -f 1 || true) + if [ -z $line_to_delete ]; then + echo "failed to find expression \"$1\" in k3s installer script (install.sh)" + exit 1 + fi + sed -i "''${line_to_delete}d" install.sh + } + + # Don't change mode and owner of killall + remove_matching_line "chmod.*KILLALL_K3S_SH" + remove_matching_line "chown.*KILLALL_K3S_SH" + + # Execute only the "create_killall" function of the installer script + sed -i '$acreate_killall' install.sh + + KILLALL_K3S_SH=$out bash install.sh + ''; + # Stage 1 of the k3s build: # Let's talk about how k3s is structured. # One of the ideas of k3s is that there's the single "k3s" binary which can @@ -278,6 +322,16 @@ buildGoModule rec { runc ]; + k3sKillallDeps = [ + bash + systemd + procps + coreutils + gnugrep + findutils + gnused + ]; + buildInputs = k3sRuntimeDeps; nativeBuildInputs = [ @@ -334,6 +388,9 @@ buildGoModule rec { ln -s $out/bin/k3s $out/bin/kubectl ln -s $out/bin/k3s $out/bin/crictl ln -s $out/bin/k3s $out/bin/ctr + install -m 0755 ${k3sKillallSh} -D $out/bin/k3s-killall.sh + wrapProgram $out/bin/k3s-killall.sh \ + --prefix PATH : ${lib.makeBinPath (k3sRuntimeDeps ++ k3sKillallDeps)} ''; doInstallCheck = true; |