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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
parent 2885c6a248
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:

44
docs/src/man1/cdist.rst
View file

@ -177,10 +177,8 @@ Install command is currently in beta.
**-f HOSTFILE, --file HOSTFILE**
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. For the file format see
:strong:`HOSTFILE FORMAT` below.
or if '-' is given, read stdin (one host per line). For the file
format see :strong:`HOSTFILE FORMAT` below.
**-g CONFIG_FILE, --config-file CONFIG_FILE**
Use specified custom configuration file.
@ -299,9 +297,8 @@ Add host(s) to inventory database.
**-f HOSTFILE, --file HOSTFILE**
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. Hostfile format is the same as config hostfile format.
from stdin if '-' (each host on separate line).
Hostfile format is the same as config hostfile format.
**-g CONFIG_FILE, --config-file CONFIG_FILE**
Use specified custom configuration file.
@ -327,11 +324,8 @@ Add tag(s) to inventory database.
**-f HOSTFILE, --file HOSTFILE**
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. Hostfile format is the same as config hostfile format.
or from stdin if '-' (each host on separate line).
Hostfile format is the same as config hostfile format.
**-g CONFIG_FILE, --config-file CONFIG_FILE**
Use specified custom configuration file.
@ -346,11 +340,8 @@ Add tag(s) to inventory database.
**-T TAGFILE, --tag-file TAGFILE**
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. Tagfile format is the same as config hostfile format.
from stdin if '-' (each tag on separate line).
Tagfile format is the same as config hostfile format.
**-t TAGLIST, --taglist TAGLIST**
Tag list to be added for specified host(s), comma
@ -372,9 +363,8 @@ Delete host(s) from inventory database.
**-f HOSTFILE, --file HOSTFILE**
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. Hostfile format is the same as config hostfile format.
from stdin if '-' (each host on separate line).
Hostfile format is the same as config hostfile format.
**-g CONFIG_FILE, --config-file CONFIG_FILE**
Use specified custom configuration file.
@ -404,11 +394,8 @@ Delete tag(s) from inventory database.
**-f HOSTFILE, --file HOSTFILE**
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. Hostfile
format is the same as config hostfile format.
separate line). Hostfile format is the same as
config hostfile format.
**-g CONFIG_FILE, --config-file CONFIG_FILE**
Use specified custom configuration file.
@ -423,11 +410,8 @@ Delete tag(s) from inventory database.
**-T TAGFILE, --tag-file TAGFILE**
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. Tagfile format is the same as config hostfile format.
if '-' (each tag on separate line).
Tagfile format is the same as config hostfile format.
**-t TAGLIST, --taglist TAGLIST**
Tag list to be deleted for specified host(s), comma