root
77 lines
3.2 KiB
Bash
77 lines
3.2 KiB
Bash
#!/bin/sh
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set -eu
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repo_url="ssh://git@ssh.github.com:443/pikasTech/HWLAB.git"
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repo_path="/cache/pikasTech/HWLAB.git"
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lock_dir="/cache/.hwlab-flush.lock"
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started_ms=$(node -e 'console.log(Date.now())')
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now_ms() { node -e 'console.log(Date.now())'; }
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emit_timing() {
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phase="$1"
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status="$2"
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started="$3"
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finished=$(now_ms)
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duration=$((finished - started))
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printf '{"event":"git-mirror-flush-timing","phase":"%s","status":"%s","durationMs":%s,"repository":"pikasTech/HWLAB"}
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' "$phase" "$status" "$duration"
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}
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if ! mkdir "$lock_dir" 2>/dev/null; then
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echo "git mirror flush already running"
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exit 0
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fi
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trap 'rmdir "$lock_dir" 2>/dev/null || true' EXIT INT TERM
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mkdir -p /root/.ssh
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cp /git-ssh/ssh-privatekey /root/.ssh/id_rsa
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chmod 0400 /root/.ssh/id_rsa
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# __HWLAB_GIT_MIRROR_SSH_PRELUDE__
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/script/install-hooks.sh
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for gitops_branch in __HWLAB_GITOPS_BRANCH_ARGS__; do
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local_head=$(git -C "$repo_path" show-ref --verify --hash "refs/heads/$gitops_branch" 2>/dev/null || true)
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if [ -z "$local_head" ]; then
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echo "git mirror flush skips missing local refs/heads/$gitops_branch"
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continue
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fi
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fetch_started=$(now_ms)
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timeout 90 git -C "$repo_path" fetch --quiet "$repo_url" "refs/heads/$gitops_branch:refs/mirror-stage/heads/$gitops_branch"
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emit_timing "fetch-$gitops_branch" succeeded "$fetch_started"
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github_head=$(git -C "$repo_path" show-ref --verify --hash "refs/mirror-stage/heads/$gitops_branch" 2>/dev/null || true)
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if [ -n "$github_head" ] && [ "$github_head" != "$local_head" ] && ! git -C "$repo_path" merge-base --is-ancestor "$github_head" "$local_head"; then
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echo "git mirror flush rejected divergent $gitops_branch local=$local_head github=$github_head" >&2
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exit 52
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fi
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if [ "$local_head" != "$github_head" ]; then
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push_started=$(now_ms)
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timeout 120 git -C "$repo_path" push "$repo_url" "$local_head:refs/heads/$gitops_branch"
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emit_timing "push-$gitops_branch" succeeded "$push_started"
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else
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echo "git mirror flush $gitops_branch already matches GitHub"
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fi
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git -C "$repo_path" update-ref "refs/mirror-stage/heads/$gitops_branch" "$local_head"
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done
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git -C "$repo_path" update-server-info
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flushed_at=$(date -u +%Y-%m-%dT%H:%M:%SZ)
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export flushed_at
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export gitops_branches_json=__HWLAB_GITOPS_BRANCHES_JSON_SHELL__
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node - <<'NODE' | tee /cache/HWLAB.last-flush.json
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const { execFileSync } = require("node:child_process");
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const repo = "/cache/pikasTech/HWLAB.git";
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const gitopsBranches = JSON.parse(process.env.gitops_branches_json || "[]");
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function rev(ref) {
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try { return execFileSync("git", ["-C", repo, "rev-parse", ref], { encoding: "utf8" }).trim() || null; } catch { return null; }
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}
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const refs = {};
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for (const branch of gitopsBranches) {
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refs["refs/heads/" + branch] = rev("refs/heads/" + branch);
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refs["refs/mirror-stage/heads/" + branch] = rev("refs/mirror-stage/heads/" + branch);
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}
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const pendingFlush = gitopsBranches.some((branch) => refs["refs/heads/" + branch] && refs["refs/mirror-stage/heads/" + branch] && refs["refs/heads/" + branch] !== refs["refs/mirror-stage/heads/" + branch]);
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console.log(JSON.stringify({
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event: "git-mirror-flush",
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status: "flushed",
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repository: "pikasTech/HWLAB",
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flushedAt: process.env.flushed_at,
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pendingFlush,
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refs
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}));
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NODE
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emit_timing total succeeded "$started_ms"
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