Merge branch 'master' into new-docs-format
This commit is contained in:
commit
54834e277d
4 changed files with 71 additions and 12 deletions
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@ -26,6 +26,7 @@ import shutil
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import sys
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import time
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import pprint
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import itertools
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import cdist
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@ -53,6 +54,27 @@ class Config(object):
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self.local.create_files_dirs()
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self.remote.create_files_dirs()
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@staticmethod
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def hosts(source):
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"""Yield hosts from source.
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Source can be a sequence or filename (stdin if \'-\').
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In case of filename each line represents one host.
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"""
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if isinstance(source, str):
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import fileinput
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try:
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for host in fileinput.input(files=(source)):
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# remove leading and trailing whitespace
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yield host.strip()
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except (IOError, OSError) as e:
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raise cdist.Error("Error reading hosts from \'{}\'".format(
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source))
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else:
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if source:
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for host in source:
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yield host
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@classmethod
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def commandline(cls, args):
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"""Configure remote system"""
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@ -60,6 +82,13 @@ class Config(object):
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# FIXME: Refactor relict - remove later
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log = logging.getLogger("cdist")
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if args.manifest == '-' and args.hostfile == '-':
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raise cdist.Error(("Cannot read both, manifest and host file, "
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"from stdin"))
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# if no host source is specified then read hosts from stdin
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if not (args.hostfile or args.host):
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args.hostfile = '-'
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initial_manifest_tempfile = None
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if args.manifest == '-':
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@ -79,8 +108,11 @@ class Config(object):
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process = {}
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failed_hosts = []
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time_start = time.time()
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for host in args.host:
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hostcnt = 0
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for host in itertools.chain(cls.hosts(args.host),
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cls.hosts(args.hostfile)):
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hostcnt += 1
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if args.parallel:
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log.debug("Creating child process for %s", host)
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process[host] = multiprocessing.Process(target=cls.onehost, args=(host, args, True))
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@ -101,7 +133,7 @@ class Config(object):
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failed_hosts.append(host)
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time_end = time.time()
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log.info("Total processing time for %s host(s): %s", len(args.host),
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log.info("Total processing time for %s host(s): %s", hostcnt,
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(time_end - time_start))
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if len(failed_hosts) > 0:
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@ -1,6 +1,10 @@
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Changelog
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---------
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next:
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* Documentation: Migrate to reStructuredText format and sphinx (Darko Poljak)
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* Core: Add -f option to read additional hosts from file/stdin (Darko Poljak)
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4.0.0: 2016-05-04
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* Core: Fix bug with parallel hosts operation when output path is specifed (Darko Poljak)
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* Type __package_pip: Add support for running as specified user (useful for pip in venv) (Darko Poljak)
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@ -25,7 +29,6 @@ Changelog
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* Type __consul: Add new consul versions (Nico Schottelius)
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* Type __apt_ppa: Do not install legacy package python-software-properties (Steven Armstrong)
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3.1.13: 2015-05-16
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* Type __block: Fix support for non stdin blocks (Dominique Roux)
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* Type __consul: Install package unzip (Nico Schottelius)
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@ -14,7 +14,7 @@ SYNOPSIS
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cdist banner [-h] [-d] [-v]
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cdist config [-h] [-d] [-V] [-c CONF_DIR] [-i MANIFEST] [-p] [-s] host [host ...]
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cdist config [-h] [-d] [-V] [-c CONF_DIR] [-f HOSTFILE] [-i MANIFEST] [-p] [-s] [host [host ...]]
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cdist shell [-h] [-d] [-v] [-s SHELL]
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@ -69,6 +69,13 @@ Configure one or more hosts
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--conf-dir argument have higher precedence over those set through the
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environment variable.
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.. option:: -f HOSTFILE, --file HOSTFILE
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Read additional hosts to operate on from specified file
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or from stdin if '-' (each host on separate line).
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If no host or host file is specified then, by default,
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read hosts from stdin.
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.. option:: -i MANIFEST, --initial-manifest MANIFEST
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Path to a cdist manifest or - to read from stdin
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@ -118,6 +125,9 @@ EXAMPLES
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--remote-copy /path/to/my/remote/copy \
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-p ikq02.ethz.ch ikq03.ethz.ch ikq04.ethz.ch
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# Configure hosts read from file loadbalancers
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% cdist config -f loadbalancers
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# Display banner
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cdist banner
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@ -67,12 +67,14 @@ def commandline():
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action='store_true', default=False)
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# Main subcommand parser
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parser['main'] = argparse.ArgumentParser(description='cdist ' + cdist.VERSION,
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parser['main'] = argparse.ArgumentParser(description='cdist '
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+ cdist.VERSION,
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parents=[parser['loglevel']])
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parser['main'].add_argument('-V', '--version',
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help='Show version', action='version',
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version='%(prog)s ' + cdist.VERSION)
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parser['sub'] = parser['main'].add_subparsers(title="Commands")
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parser['sub'] = parser['main'].add_subparsers(title="Commands",
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dest="command")
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# Banner
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parser['banner'] = parser['sub'].add_parser('banner',
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@ -82,11 +84,17 @@ def commandline():
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# Config
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parser['config'] = parser['sub'].add_parser('config',
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parents=[parser['loglevel']])
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parser['config'].add_argument('host', nargs='+',
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help='one or more hosts to operate on')
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parser['config'].add_argument('host', nargs='*',
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help='host(s) to operate on')
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parser['config'].add_argument('-c', '--conf-dir',
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help='Add configuration directory (can be repeated, last one wins)',
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action='append')
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help=('Add configuration directory (can be repeated, '
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'last one wins)'), action='append')
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parser['config'].add_argument('-f', '--file',
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help=('Read additional hosts to operate on from specified file '
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'or from stdin if \'-\' (each host on separate line). '
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'If no host or host file is specified then, by default, '
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'read hosts from stdin.'),
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dest='hostfile', required=False)
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parser['config'].add_argument('-i', '--initial-manifest',
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help='Path to a cdist manifest or \'-\' to read from stdin.',
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dest='manifest', required=False)
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@ -108,7 +116,8 @@ def commandline():
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action='store', dest='remote_copy',
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default=os.environ.get('CDIST_REMOTE_COPY'))
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parser['config'].add_argument('--remote-exec',
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help='Command to use for remote execution (should behave like ssh)',
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help=('Command to use for remote execution '
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'(should behave like ssh)'),
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action='store', dest='remote_exec',
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default=os.environ.get('CDIST_REMOTE_EXEC'))
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parser['config'].set_defaults(func=cdist.config.Config.commandline)
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@ -147,6 +156,11 @@ def commandline():
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if args_dict['remote_copy'] is None:
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args.remote_copy = cdist.REMOTE_COPY + mux_opts
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if args.command == 'config':
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if args.manifest == '-' and args.hostfile == '-':
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print('cdist config: error: cannot read both, manifest and host file, from stdin')
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sys.exit(1)
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log.debug(args)
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log.info("version %s" % cdist.VERSION)
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