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-rw-r--r--tools/python/xen/xm/main.py31
1 files changed, 12 insertions, 19 deletions
diff --git a/tools/python/xen/xm/main.py b/tools/python/xen/xm/main.py
index ade43d9445..a9be5e661c 100644
--- a/tools/python/xen/xm/main.py
+++ b/tools/python/xen/xm/main.py
@@ -887,7 +887,7 @@ def parse_dev_info(info):
'ring-ref' : get_info('ring-ref', int, -1),
}
-def has_long_option(args):
+def arg_check_for_resource_list(args, name):
use_long = 0
try:
(options, params) = getopt.gnu_getopt(args, 'l', ['long'])
@@ -898,16 +898,19 @@ def has_long_option(args):
for (k, v) in options:
if k in ['-l', '--long']:
use_long = 1
+
+ if len(params) == 0:
+ print 'No domain parameter given'
+ usage(name)
+ if len(params) > 1:
+ print 'No multiple domain parameters allowed'
+ usage(name)
+
return (use_long, params)
def xm_network_list(args):
- arg_check(args, "network-list", 1, 2)
+ (use_long, params) = arg_check_for_resource_list(args, "network-list")
- (use_long, params) = has_long_option(args)
-
- if len(params) == 0:
- print 'No domain parameter given'
- sys.exit(1)
dom = params[0]
if use_long:
devs = server.xend.domain.getDeviceSxprs(dom, 'vif')
@@ -931,13 +934,8 @@ def xm_network_list(args):
% ni)
def xm_block_list(args):
- arg_check(args, "block-list", 1, 2)
+ (use_long, params) = arg_check_for_resource_list(args, "block-list")
- (use_long, params) = has_long_option(args)
-
- if len(params) == 0:
- print 'No domain parameter given'
- sys.exit(1)
dom = params[0]
if use_long:
devs = server.xend.domain.getDeviceSxprs(dom, 'vbd')
@@ -960,13 +958,8 @@ def xm_block_list(args):
% ni)
def xm_vtpm_list(args):
- arg_check(args, "vtpm-list", 1, 2)
+ (use_long, params) = arg_check_for_resource_list(args, "vtpm-list")
- (use_long, params) = has_long_option(args)
-
- if len(params) == 0:
- print 'No domain parameter given'
- sys.exit(1)
dom = params[0]
if use_long:
devs = server.xend.domain.getDeviceSxprs(dom, 'vtpm')