From fca61353b7cc255c2212743234c57b655022d3a2 Mon Sep 17 00:00:00 2001
From: Marc Cataford <mcat@riseup.net>
Date: Sun, 2 Jun 2024 23:57:55 -0400
Subject: [PATCH] feat: add command to stop a running service

---
 main.go            | 11 +++++++++++
 podman/main.go     | 18 ++++++++++++++++++
 service/service.go | 13 +++++++++++++
 3 files changed, 42 insertions(+)

diff --git a/main.go b/main.go
index 3b9e98d..bd63bd8 100644
--- a/main.go
+++ b/main.go
@@ -28,7 +28,18 @@ var start = &cobra.Command{
 	},
 }
 
+var stop = &cobra.Command{
+	Use:   "stop",
+	Short: "Stops a running service and all of its containers.",
+	Run: func(cmd *cobra.Command, args []string) {
+		serviceName := args[0]
+		service.StopService(serviceName)
+	},
+}
+
 func main() {
 	cli.AddCommand(start)
+	cli.AddCommand(stop)
+
 	cli.Execute()
 }
diff --git a/podman/main.go b/podman/main.go
index 050e894..5a5ef51 100644
--- a/podman/main.go
+++ b/podman/main.go
@@ -59,6 +59,24 @@ func CreatePod(name string, ports []service_definition.PortMapping) error {
 	return nil
 }
 
+/*
+ * Stops a running pod.
+ */
+func StopPod(name string) error {
+	args := []string{"pod", "stop", name}
+
+	command := exec.Command("podman", args...)
+
+	if err := command.Run(); err != nil {
+		return err
+	}
+
+	log.Printf("✅ Stopped pod \"%s\" and child containers.", name)
+
+	return nil
+
+}
+
 /*
  * Creates individual containers.
  */
diff --git a/service/service.go b/service/service.go
index 708978b..b616e3e 100644
--- a/service/service.go
+++ b/service/service.go
@@ -30,3 +30,16 @@ func CreateService(definition service_definition.ServiceDefinition) {
 		}
 	}
 }
+
+/*
+ * Stops a running service.
+ *
+ * The service and all its containers are stopped but not deleted.
+ */
+func StopService(name string) {
+	err := podman.StopPod(name)
+
+	if err != nil {
+		log.Fatalf("%s", err)
+	}
+}