feat: hide output unless --verbose is used

but do explicitly say OK if all went well

Sponsored-by: author

1 files changed, 27 insertions, 17 deletions

diff --git a/v-i b/v-i
index 49721e4..ce26933 100755
--- a/v-i
+++ b/v-i
@@ -10,8 +10,12 @@ import yaml
 from subprocess import run
 
 
+verbose = False
+
+
 def log(msg):
-    print("INSTALLER:", msg)
+    if verbose:
+        print("INSTALLER:", msg)
 
 
 def physical_volumes():
@@ -89,22 +93,22 @@ def clean_up_disks():
     for lv in lvs:
         for m in find_mount_points(mounts, lv["path"]):
             log(f"unmount {m['mount']}")
-            run(["umount", m["mount"]])
+            run(["umount", m["mount"]], capture_output=True)
 
     for vg in vgs:
         log(f"remove volume group {vg}")
-        run(["vgremove", "--yes", vg], check=True)
+        run(["vgremove", "--yes", vg], check=True, capture_output=True)
 
     for pv in pvs:
         log(f"remove physical volume {pv}")
-        run(["pvremove", pv["pv"]], check=True)
+        run(["pvremove", pv["pv"]], check=True, capture_output=True)
         if is_luks(pv["pv"]):
-            run(["cryptsetup", "close", pv["pv"]], check=True)
+            run(["cryptsetup", "close", pv["pv"]], check=True, capture_output=True)
 
     for mapping in glob.glob("/dev/mapper/*"):
         if not mapping.endswith("/control"):
             log(f"open LUKS volume {mapping} (just in case it is one)")
-            run(["cryptsetup", "close", mapping], check=False)
+            run(["cryptsetup", "close", mapping], check=False, capture_output=True)
 
 
 def vmdb_spec(cryptsetup_password, playbook, extra_vars):
@@ -279,6 +283,10 @@ def main():
     p.add_argument("device")
     args = p.parse_args()
 
+    if args.verbose:
+        global verbose
+        verbose = args.verbose
+
     extra_vars = {}
     if args.vars:
         with open(args.vars) as f:
@@ -299,22 +307,24 @@ def main():
     env["ANSIBLE_STDOUT_CALLBACK"] = "yaml"
     env["ANSIBLE_NOCOWS"] = "1"
     env["ANSIBLE_LOG_PATH"] = "ansible.log"
-    run(
-        [
-            "vmdb2",
-            "--verbose",
-            f"--rootfs-tarball={args.cache}",
-            f"--log={args.log}",
-            f"--image={args.device}",
-            specfile,
-        ],
-        check=True,
-    )
+
+    argv = [
+        "vmdb2",
+        f"--rootfs-tarball={args.cache}",
+        f"--log={args.log}",
+        f"--image={args.device}",
+        specfile,
+    ]
+    if verbose:
+        argv.append("--verbose")
+
+    run(argv, check=True, capture_output=True)
 
     log("cleanup")
     shutil.rmtree(tmp)
 
     log("OK, done")
+    print("OK, done")
 
 
 main()