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#!/usr/bin/env python
import argparse
from collections import defaultdict
import os
import pywbem
import re
import socket
import subprocess
import sys
import unittest
re_nevra = re.compile(r'^(?P<name>.+)-(?P<evra>(?P<epoch>\d+):(?P<ver>[^-]+)'
r'-(?P<rel>.+)\.(?P<arch>[^.]+))$')
cim_error2text = defaultdict(lambda: "OTHER_ERROR", {
1 : "FAILED",
2 : "ACCESS_DENIED",
3 : "INVALID_NAMESPACE",
4 : "INVALID_PARAMETER",
5 : "INVALID_CLASS",
6 : "NOT_FOUND",
7 : "NOT_SUPPORTED",
8 : "CLASS_HAS_CHILDREN",
9 : "CLASS_HAS_INSTANCES",
10 : "INVALID_SUPERCLASS",
11 : "ALREADY_EXISTS",
12 : "NO_SUCH_PROPERTY",
13 : "TYPE_MISMATCH",
14 : "QUERY_LANGUAGE_NOT_SUPPORTED",
15 : "INVALID_QUERY",
16 : "METHOD_NOT_AVAILABLE",
17 : "METHOD_NOT_FOUND"
})
class NotFound(Exception):
def __init__(self, package, details=None):
msg = 'Package "%s" not installed!'%package
if details is not None:
msg += ' : '+details
Exception.__init__(self, msg)
HOSTNAME = None
def get_host_name():
global HOSTNAME
if HOSTNAME is None:
HOSTNAME = socket.gethostname()
return HOSTNAME
def make_nevra(name, epoch, ver, rel, arch, with_epoch='NOT_ZERO'):
"""
@param with_epoch may be one of:
"NOT_ZERO" - include epoch only if it's not zero
"ALWAYS" - include epoch always
"NEVER" - do not include epoch at all
"""
estr = ''
if with_epoch.lower() == "always":
estr = epoch
elif with_epoch.lower() == "not_zero":
if epoch != "0":
estr = epoch
if len(estr): estr += ":"
return "%s-%s%s-%s.%s" % (name, estr, ver, rel, arch)
def make_pkg_path(name, epoch, ver, rel, arch):
return pywbem.CIMInstanceName(
classname="LMI_SoftwarePackage", namespace="root/cimv2",
keybindings={
"Name" : name,
"SoftwareElementID" : make_nevra(
name, epoch, ver, rel, arch, "ALWAYS"),
"SoftwareElementState" : pywbem.Uint16(2),
"TargetOperatingSystem" : pywbem.Uint16(36),
"Version" : ver })
def make_inst_pkg_path(*args):
op = pywbem.CIMInstanceName(classname="LMI_SoftwareInstalledPackage",
namespace='root/cimv2')
system_op = pywbem.CIMInstanceName(
classname="CIM_ComputerSystem", namespace="root/cimv2",
keybindings={
"CreationClassName" : "CIM_ComputerSystem",
"Name" : get_host_name() })
op["Software"] = make_pkg_path(*args)
op["System"] = system_op
return op
def get_instance_name(package, is_nevra=False, installed=True):
m = re_nevra.match(package)
if not m and is_nevra:
raise ValueError('Expected a valid nevra!.')
if not m and not installed:
raise ValueError('You must supply a valid nevra!')
if not m: # given only a name of package
# try to enumerate installed packages and find a correct one
inames = conn.EnumerateInstanceNames(
ClassName='LMI_SoftwareInstalledPackage',
namespace='root/cimv2')
for iname in inames:
if iname['Software']['Name'] == package:
break
else:
raise NotFound(package)
else: # nevra given
try:
args = [m.group(k) for k in 'name', 'epoch', 'ver', 'rel', 'arch']
if not args[1]: # epoch not given
args[1] = '0'
func = (make_pkg_path, make_inst_pkg_path)[1 if installed else 0]
inst = conn.GetInstance(InstanceName=func(*args), LocalOnly=False)
iname = inst.path
except pywbem.CIMError as e:
if pywbem.CIM_ERR_NOT_FOUND:
raise NotFound(package, e.args[1])
raise
return iname
def install(conn, nevra):
iname = get_instance_name(nevra, True, False)
(rval, oparms) = conn.InvokeMethod(MethodName='Install', ObjectName=iname)
print (rval, oparms)
def update(conn, package, epoch=None, version=None, release=None):
iname = get_instance_name(package)
kwargs = dict(MethodName='Update', ObjectName=iname)
for name, val in ( ('Epoch', epoch), ('Version', version)
, ('Release', release)):
if val is None: continue
kwargs[name] = str(val)
(rval, oparms) = conn.InvokeMethod(**kwargs)
print (rval, oparms)
def remove(conn, package):
iname = get_instance_name(package)
conn.DeleteInstance(iname)
def verify(conn, package):
iname = get_instance_name(package)
(rval, oparms) = conn.InvokeMethod(MethodName='CheckIntegrity',
ObjectName=iname)
if rval == 0:
print "Passed"
elif rval == 2:
print "Error"
else: # Not Passed
print "Not Passed:"
for f in oparms["Failed"]:
inst = conn.GetInstance(InstanceName=f, LocalOnly=False)
print " %s"%inst["Name"]
if not inst['FileExists']:
print " - does not exist"
else:
for arg in ( 'Checksum', 'LinkTarget', 'FileGroupID'
, 'FileUserID', 'FileMode', 'FileSize'
, 'FileType', 'LastModificationTime'):
if inst['Expected'+arg] != inst[arg]:
print " - %s\t: %s != %s"%(arg,
inst['Expected'+arg], inst[arg])
def list_installed(conn):
inames = conn.EnumerateInstanceNames(
ClassName='LMI_SoftwareInstalledPackage',
namespace='root/cimv2')
for nevra in sorted((i['Software']['SoftwareElementID'] for i in inames)):
print nevra
def list_files(conn, package):
iname = get_instance_name(package)
# TODO: find out, why passing role='Check' failes
inames = conn.ReferenceNames(ObjectName=iname['Software'],
ResultClass='LMI_SoftwarePackageChecks')
for i in inames:
print i['Check']['Name']
if __name__ == '__main__':
parser = argparse.ArgumentParser(prog='software',
description=("CLI tool for testing cura software providers."
" With this tool you are able to install, update,"
" remove and verify particular package."),
conflict_handler="resolve")
parser.add_argument('--url',
help="Specify schema, hostname and port of broker in one argument."
" For user and password, please use provided options.")
parser.add_argument('-p', '--port', type=int, default=5988,
help="Port of cimom broker.")
parser.add_argument('-h', '--hostname',
default='localhost', help="Hostname of cimom broker.")
parser.add_argument('-s', '--schema', choices=('http', 'https'),
default='http')
parser.add_argument('-u', '--user', default='',
help="Under which user to authenticate.")
parser.add_argument('--password', default='',
help="User password.")
parser.add_argument('-d', '--debug', action='store_true', default=False,
help="Print debugging informations.")
subpars = parser.add_subparsers(help="Action to make on cura providers.")
parse_install = subpars.add_parser('install',
help="Install specific available package.")
parse_install.add_argument('nevra', help="Name, epoch, version, release"
" and architecture of package to install given as:\n"
" name-epoch:version-release.arch")
parse_install.set_defaults(command='install')
parse_update = subpars.add_parser('update',
help="Update a package to specific evra or to the newest available.")
parse_update.add_argument('package',
help="Name or nevra of installed package.")
parse_update.add_argument('-e', '--epoch',
type=int, help="Filter available packages for update by epoch.")
parse_update.add_argument('-v', '--version',
help="Filter available packages for update by version.")
parse_update.add_argument('-r', '--release',
help="Filter available packages for update by release.")
parse_update.set_defaults(command='update')
parse_remove = subpars.add_parser('remove',
help="Remove installed package.")
parse_remove.add_argument('package',
help="Name or nevra of installed package.")
parse_remove.set_defaults(command='remove')
parse_verify = subpars.add_parser('verify',
help="Verify installed package.")
parse_verify.add_argument('package',
help="Name or nevra of installed package to verify.")
parse_verify.set_defaults(command='verify')
parse_list = subpars.add_parser('list',
help="List installed packages.")
parse_list.set_defaults(command='list')
parse_files = subpars.add_parser('list-files',
help="List files of installed package.")
parse_files.add_argument('package',
help="Name or nevra of installed package.")
parse_files.set_defaults(command='list-files')
args = parser.parse_args()
if args.url is not None:
url = args.url
else:
url = '%s://%s:%d' % (args.schema, args.hostname, args.port)
HOSTNAME = re.match('^https?://([^:]+)', url).group(1)
auth = (args.user, args.password)
if args.debug:
sys.stderr.write('url:\t%s\n'%url)
conn = pywbem.WBEMConnection(url, auth)
func, attrs = \
{ 'install' : (install, ('nevra',))
, 'update' : (update, ('package', 'epoch', 'version', 'release'))
, 'remove' : (remove, ('package',))
, 'verify' : (verify, ('package',))
, 'list' : (list_installed, tuple())
, 'list-files' : (list_files, ('package',))
}[args.command]
try:
func(conn, *(getattr(args, a) for a in attrs))
sys.exit(0)
except pywbem.CIMError as e:
sys.stderr.write('Failed: %d (%s) - %s\n' % (
e.args[0], cim_error2text[e.args[0]],
e.args[1].replace('<br>', '\n')))
sys.exit(1)
except NotFound as e:
sys.stderr.write(str(e) + '\n')
sys.exit(1)
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