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Improve the tests minion swarm.

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The `pki` and all minion's configuration directories are now all created under the same temporary directory.
The minion's ID's are now something more meaningful and less random to ease the interpretation of what's going on while running.
Minor pep-8 corrections.
This commit is contained in:
Pedro Algarvio 2012-09-08 20:31:25 +01:00
parent ce0c8832a8
commit 348cd9e51e
1 changed files with 35 additions and 24 deletions
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47
tests/minionswarm.py
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@ -13,8 +13,6 @@ import optparse
import subprocess
import tempfile
import shutil
import random
import hashlib
# Import salt libs
import salt
@ -53,8 +51,7 @@ def parse():
parser.add_option('--no-clean',
action='store_true',
default=False,
help='Don\'t cleanup temporary files/directories'
)
help='Don\'t cleanup temporary files/directories')
options, args = parser.parse_args()
@ -72,36 +69,49 @@ class Swarm(object):
'''
def __init__(self, opts):
self.opts = opts
self.swarm_root = tempfile.mkdtemp(prefix='mswarm-root', suffix='.d')
self.pki = self._pki_dir()
self.__zfill = len(str(self.opts['minions']))
self.confs = set()
def _pki_dir(self):
'''
Create the shared pki directory
'''
path = tempfile.mkdtemp(prefix='mswarm-pki-')
cmd = 'salt-key -c {0} --gen-keys minion --gen-keys-dir {0} --key-logfile {1}'
path = os.path.join(self.swarm_root, 'pki')
os.makedirs(path)
print('Creating shared pki keys for the swarm on: {0}'.format(path))
subprocess.call(cmd.format(path, os.path.join(path, 'keys.log')), shell=True)
subprocess.call(
'salt-key -c {0} --gen-keys minion --gen-keys-dir {0} '
'--key-logfile {1}'.format(
path, os.path.join(path, 'keys.log')
), shell=True
)
print('Keys generated')
return path
def mkconf(self):
def mkconf(self, idx):
'''
Create a config file for a single minion
'''
minion_id = hashlib.md5(str(random.randint(0, 999999))).hexdigest()
dpath = tempfile.mkdtemp(
prefix='mswarm-{0}'.format(minion_id), suffix='.d'
)
data = {'id': minion_id,
minion_id = 'ms-{0}'.format(str(idx).zfill(self.__zfill))
dpath = os.path.join(self.swarm_root, minion_id)
os.makedirs(dpath)
data = {
'id': minion_id,
'user': pwd.getpwuid(os.getuid()).pw_name,
'pki_dir': self.pki,
'cachedir': os.path.join(dpath, 'cache'),
'master': self.opts['master'],
'log_file': os.path.join(dpath, 'minion.log')
}
path = os.path.join(dpath, 'minion')
if self.opts['keep']:
ignore = set()
keep = self.opts['keep'].split(',')
@ -111,6 +121,7 @@ class Swarm(object):
continue
ignore.add(fn_.split('.')[0])
data['disable_modules'] = list(ignore)
with open(path, 'w+') as fp_:
yaml.dump(data, fp_)
self.confs.add(dpath)
@ -134,8 +145,8 @@ class Swarm(object):
'''
Prepare the confs set
'''
for ind in range(self.opts['minions']):
self.mkconf()
for idx in range(self.opts['minions']):
self.mkconf(idx)
def clean_configs(self):
'''
@ -149,7 +160,6 @@ class Swarm(object):
os.kill(pid, signal.SIGTERM)
except ValueError:
pass
#os.remove(path)
if os.path.exists(pidfile):
os.remove(pidfile)
if not self.opts['no_clean']:
@ -177,12 +187,13 @@ class Swarm(object):
def shutdown(self):
print('Killing any remaining running minions')
subprocess.call(
"kill -KILL $(ps aux | grep python | grep \"salt-minion\" | awk '{print $2}')",
'kill -KILL $(ps aux | grep python | grep "salt-minion" '
'| awk \'{print $2}\')',
shell=True
)
if not self.opts['no_clean']:
print('Remove ALL related temp files/directories')
subprocess.call('rm -rf /tmp/mswarm*', shell=True)
shutil.rmtree(self.swarm_root)
print('Done')
if __name__ == '__main__':