[libvirt] [jenkins-ci PATCH v3 05/12] lcitool: Implement the 'hosts' action
This replaces the 'list' action from the original
implementation. We're going to list more than just hosts
over time, so a more specific name is warranted.
Signed-off-by: Andrea Bolognani <abologna(a)redhat.com>
---
guests/lcitool | 26 +++++++++++++++++++++++++-
1 file changed, 25 insertions(+), 1 deletion(-)
diff --git a/guests/lcitool b/guests/lcitool
index ffea969..2df231a 100755
--- a/guests/lcitool
+++ b/guests/lcitool
@@ -23,6 +23,7 @@ import os
import random
import string
import sys
+import textwrap
import yaml
# This is necessary to maintain Python 2.7 compatibility
@@ -245,11 +246,34 @@ class Application:
self._inventory = Inventory()
self._parser = argparse.ArgumentParser(
+ formatter_class=argparse.RawDescriptionHelpFormatter,
description="libvirt CI guest management tool",
+ epilog=textwrap.dedent("""
+ informational actions:
+ hosts list all known hosts
+ """),
)
+ self._parser.add_argument(
+ "-a",
+ metavar="ACTION",
+ required=True,
+ help="action to perform (see below)",
+ )
+
+ def _action_hosts(self):
+ for host in self._inventory.expand_pattern("all"):
+ print(host)
def run(self):
- self._parser.parse_args()
+ cmdline = self._parser.parse_args()
+ action = cmdline.a
+
+ method = "_action_{}".format(action.replace("-",
"_"))
+
+ if hasattr(self, method):
+ getattr(self, method).__call__()
+ else:
+ raise Error("Invalid action '{}'".format(action))
if __name__ == "__main__":
--
2.17.1