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Clarify stdin input

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Resolve #836.
This commit is contained in:
poljakowski 2020-09-21 09:04:05 +02:00
commit 89b6215115
5 changed files with 29 additions and 64 deletions
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36
cdist/argparse.py
View file

@ -273,8 +273,7 @@ def get_parsers():
'-f', '--file',
help=('Read specified file for a list of additional hosts to '
'operate on or if \'-\' is given, read stdin (one host per '
'line). If no host or host file is specified then, by '
'default, read hosts from stdin.'),
'line).'),
dest='hostfile', required=False)
parser['config_args'].add_argument(
'-p', '--parallel', nargs='?', metavar='HOST_MAX',
@ -326,9 +325,7 @@ def get_parsers():
parser['add-host'].add_argument(
'-f', '--file',
help=('Read additional hosts to add from specified file '
'or from stdin if \'-\' (each host on separate line). '
'If no host or host file is specified then, by default, '
'read from stdin.'),
'or from stdin if \'-\' (each host on separate line). '),
dest='hostfile', required=False)
parser['add-tag'] = parser['invsub'].add_parser(
@ -342,20 +339,12 @@ def get_parsers():
parser['add-tag'].add_argument(
'-f', '--file',
help=('Read additional hosts to add tags from specified file '
'or from stdin if \'-\' (each host on separate line). '
'If no host or host file is specified then, by default, '
'read from stdin. If no tags/tagfile nor hosts/hostfile'
' are specified then tags are read from stdin and are'
' added to all hosts.'),
'or from stdin if \'-\' (each host on separate line). '),
dest='hostfile', required=False)
parser['add-tag'].add_argument(
'-T', '--tag-file',
help=('Read additional tags to add from specified file '
'or from stdin if \'-\' (each tag on separate line). '
'If no tag or tag file is specified then, by default, '
'read from stdin. If no tags/tagfile nor hosts/hostfile'
' are specified then tags are read from stdin and are'
' added to all hosts.'),
'or from stdin if \'-\' (each tag on separate line). '),
dest='tagfile', required=False)
parser['add-tag'].add_argument(
'-t', '--taglist',
@ -376,9 +365,7 @@ def get_parsers():
parser['del-host'].add_argument(
'-f', '--file',
help=('Read additional hosts to delete from specified file '
'or from stdin if \'-\' (each host on separate line). '
'If no host or host file is specified then, by default, '
'read from stdin.'),
'or from stdin if \'-\' (each host on separate line). '),
dest='hostfile', required=False)
parser['del-tag'] = parser['invsub'].add_parser(
@ -396,20 +383,13 @@ def get_parsers():
parser['del-tag'].add_argument(
'-f', '--file',
help=('Read additional hosts to delete tags for from specified '
'file or from stdin if \'-\' (each host on separate line). '
'If no host or host file is specified then, by default, '
'read from stdin. If no tags/tagfile nor hosts/hostfile'
' are specified then tags are read from stdin and are'
' deleted from all hosts.'),
'file or from stdin if \'-\' (each host on separate '
'line). '),
dest='hostfile', required=False)
parser['del-tag'].add_argument(
'-T', '--tag-file',
help=('Read additional tags from specified file '
'or from stdin if \'-\' (each tag on separate line). '
'If no tag or tag file is specified then, by default, '
'read from stdin. If no tags/tagfile nor'
' hosts/hostfile are specified then tags are read from'
' stdin and are added to all hosts.'),
'or from stdin if \'-\' (each tag on separate line). '),
dest='tagfile', required=False)
parser['del-tag'].add_argument(
'-t', '--taglist',

6
cdist/config.py
View file

@ -175,9 +175,11 @@ class Config:
raise cdist.Error(("Cannot read both, manifest and host file, "
"from stdin"))
# if no host source is specified then read hosts from stdin
if not (args.hostfile or args.host):
args.hostfile = '-'
if args.tag or args.all_tagged_hosts:
raise cdist.Error(("Target host tag(s) missing"))
else:
raise cdist.Error(("Target host(s) missing"))
if args.manifest == '-':
# read initial manifest from stdin

4
cdist/inventory.py
View file

@ -299,7 +299,7 @@ class InventoryHost(Inventory):
self.all = all
if not self.hosts and not self.hostfile:
self.hostfile = "-"
raise cdist.Error("Host(s) missing")
def _new_hostpath(self, hostpath):
# create empty file
@ -355,7 +355,7 @@ class InventoryTag(Inventory):
else:
self.allhosts = False
if not self.tags and not self.tagfile:
self.tagfile = "-"
raise cdist.Error("Tag(s) missing")
if self.hostfile == "-" and self.tagfile == "-":
raise cdist.Error("Cannot read both, hosts and tags, from stdin")

3
cdist/test/inventory/__init__.py
View file

@ -307,11 +307,10 @@ class InventoryTestCase(test.CdistTestCase):
raise e
# InventoryTag
@unittest.expectedFailure
def test_inventory_tag_init(self):
invTag = inventory.InventoryTag(db_basedir=inventory_dir,
action="add")
self.assertTrue(invTag.allhosts)
self.assertEqual(invTag.tagfile, "-")
def test_inventory_tag_stdin_multiple_hosts(self):
try: