From: Simon Ruderich <simon@ruderich.org>
Date: Sun, 22 Feb 2026 17:04:56 +0000 (+0100)
Subject: Add Cache option
X-Git-Url: https://ruderich.org/simon/gitweb/?a=commitdiff_plain;h=69613cf950bfc7a01e6f8939979c627d37dab0a6;p=punyci%2Fpunyci.git

Add Cache option
---

diff --git a/.punyci.toml b/.punyci.toml
index b19845b..aa6c54c 100644
--- a/.punyci.toml
+++ b/.punyci.toml
@@ -1,3 +1,8 @@
 [[Jobs]]
 Image = "golang:1.26"
-Script = "./ci/run"
+Script = """
+mkdir -p /punyci-cache/pkg
+ln -s /punyci-cache/pkg /go/pkg
+./ci/run
+"""
+Cache = true
diff --git a/job.go b/job.go
index 95de35e..d4edd66 100644
--- a/job.go
+++ b/job.go
@@ -39,20 +39,37 @@ func RunJob(wg *sync.WaitGroup, tmp string, info Info, job Job,
 		return err
 	}
 
+	cachePath := filepath.Join(cwd, "punyci-cache-"+strconv.Itoa(job.id))
+	if job.Cache {
+		err := os.MkdirAll(cachePath, 0700)
+		if err != nil {
+			return err
+		}
+	}
+
 	// Start container but do not run the script yet. We need a way to a)
 	// sleep in case of an error so the user can analyze the failure and b)
 	// detect when the script terminates. The simplest solution is to run the
 	// script using exec while the container just sleeps forever.
-	cmd := exec.Command("podman", "run", "--rm", "--detach",
+	args := []string{
+		"run", "--rm", "--detach",
 		"--pull", "newer",
 		"--log-driver", "none", // don't log to journal
-		"--volume", repoPath+":/punyci-repo",
-		"--volume", scriptPath+":/punyci-script:ro",
+		"--volume", repoPath + ":/punyci-repo",
+		"--volume", scriptPath + ":/punyci-script:ro",
+	}
+	if job.Cache {
+		args = append(args,
+			"--volume", cachePath+":/punyci-cache",
+		)
+	}
+	args = append(args,
 		"--entrypoint", "sh", // overwrite if set
 		"--",
 		job.Image,
 		"-c", "while :; do sleep 86400; done", // sleep forever
 	)
+	cmd := exec.Command("podman", args...)
 	out, err := cmd.Output()
 	if err != nil {
 		return err
diff --git a/main.go b/main.go
index 77efd34..a70dd4d 100644
--- a/main.go
+++ b/main.go
@@ -27,6 +27,7 @@ type Job struct {
 	id     int
 	Image  string
 	Script string
+	Cache  bool
 }
 
 func main() {