drenv: Support verbose gather

If drenv is run in verbose mode, pass --verbose flag to kubectl-gather
to log more verbose gather logs. This may be useful to debug issues in
kubectl gather in the CI environment.

Example log with this change:

    % drenv gather envs/regional-dr.yaml -v
    2025-01-15 22:13:31,064 DEBUG   [envfile] Detected os: 'darwin'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Detected machine: 'arm64'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using provider: 'lima'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using driver: ''
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using network: ''
    2025-01-15 22:13:31,064 DEBUG   [envfile] Detected os: 'darwin'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Detected machine: 'arm64'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using provider: 'lima'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using driver: ''
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using network: ''
    2025-01-15 22:13:31,064 DEBUG   [envfile] Detected os: 'darwin'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Detected machine: 'arm64'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using provider: 'lima'
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using driver: ''
    2025-01-15 22:13:31,064 DEBUG   [envfile] Using network: ''
    2025-01-15 22:13:31,064 INFO    [rdr] Gathering environment
    2025-01-15 22:13:31,356 INFO    [gather] Using kubeconfig "/Users/nsoffer/.kube/config"
    2025-01-15 22:13:31,359 INFO    [gather] Gathering from all namespaces
    2025-01-15 22:13:31,359 INFO    [gather] Using all addons
    2025-01-15 22:13:31,359 INFO    [gather] Storing data in "gather.20250115221331"
    2025-01-15 22:13:31,359 INFO    [gather] Gathering from cluster "dr1"
    2025-01-15 22:13:31,359 INFO    [gather] Gathering from cluster "dr2"
    2025-01-15 22:13:31,359 INFO    [gather] Gathering from cluster "hub"
    2025-01-15 22:13:31,406 DEBUG   [gather.dr2] Listed 133 api resources in 0.038 seconds
    2025-01-15 22:13:31,406 DEBUG   [gather.hub] Listed 105 api resources in 0.038 seconds
    2025-01-15 22:13:31,410 DEBUG   [gather.dr1] Listed 133 api resources in 0.042 seconds
    2025-01-15 22:13:31,416 DEBUG   [gather.dr2] Listed 0 "podtemplates" in 0.010 seconds
    2025-01-15 22:13:31,416 DEBUG   [gather.dr2] Gathered 0 "podtemplates" in 0.010 seconds

Signed-off-by: Nir Soffer <[email protected]>

test/drenv/__main__.py

@@ -286,6 +286,7 @@ def do_gather(args):
         directory=args.directory,
         namespaces=args.namespaces,
         name=env["name"],
+        verbose=args.verbose,
     )
     logging.info(
         "[%s] Environment gathered in %.2f seconds",

test/drenv/kubectl.py

@@ -191,7 +191,7 @@ def watch(
     return commands.watch(*cmd, timeout=timeout)
 
 
-def gather(contexts, namespaces=None, directory=None, name="gather"):
+def gather(contexts, namespaces=None, directory=None, name="gather", verbose=False):
     """
     Run kubectl gather plugin, logging gather logs.
     """
@@ -207,6 +207,8 @@ def gather(contexts, namespaces=None, directory=None, name="gather"):
         cmd.extend(("--namespaces", ",".join(namespaces)))
     if directory:
         cmd.extend(("--directory", directory))
+    if verbose:
+        cmd.append("--verbose")
 
     # Redirecting stderr to stdout to get the logs. kubectl gather does not
     # output anytihng to stdout.