Files
munki/code/client/munkilib/admin/makecatalogslib.py
2019-05-26 17:12:17 -07:00

302 lines
11 KiB
Python

# encoding: utf-8
#
# Copyright 2017-2019 Greg Neagle.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
makecatalogslib
Created by Greg Neagle on 2017-11-19.
Routines used by makecatalogs
"""
from __future__ import absolute_import, print_function
# std libs
import hashlib
import os
import plistlib
# our libs
from .common import list_items_of_kind, AttributeDict
from .. import munkirepo
class MakeCatalogsError(Exception):
'''Error to raise when there is problem making catalogs'''
pass
def hash_icons(repo, output_fn=None):
'''Builds a dictionary containing hashes for all our repo icons'''
errors = []
icons = {}
if output_fn:
output_fn("Getting list of icons...")
icon_list = repo.itemlist('icons')
# Don't hash the hashes, they aren't icons.
if '_icon_hashes.plist' in icon_list:
icon_list.remove('_icon_hashes.plist')
for icon_ref in icon_list:
if output_fn:
output_fn("Hashing %s..." % (icon_ref))
# Try to read the icon file
try:
icondata = repo.get('icons/' + icon_ref)
icons[icon_ref] = hashlib.sha256(icondata).hexdigest()
except munkirepo.RepoError as err:
errors.append(u'RepoError for %s: %s' % (icon_ref, unicode(err)))
except IOError as err:
errors.append(u'IO error for %s: %s' % (icon_ref, err))
except BaseException as err:
errors.append(u'Unexpected error for %s: %s' % (icon_ref, err))
return icons, errors
def verify_pkginfo(pkginfo_ref, pkginfo, pkgs_list, errors):
'''Returns True if referenced installer items are present,
False otherwise. Adds errors/warnings to the errors list'''
installer_type = pkginfo.get('installer_type')
if installer_type in ['nopkg', 'apple_update_metadata']:
# no associated installer item (pkg) for these types
return True
if pkginfo.get('PackageCompleteURL') or pkginfo.get('PackageURL'):
# installer item may be on a different server
return True
if not 'installer_item_location' in pkginfo:
errors.append("WARNING: %s is missing installer_item_location"
% pkginfo_ref)
return False
# Try to form a path and fail if the
# installer_item_location is not a valid type
try:
installeritempath = os.path.join(
"pkgs", pkginfo['installer_item_location'])
except TypeError:
errors.append("WARNING: invalid installer_item_location in %s"
% pkginfo_ref)
return False
# Check if the installer item actually exists
if not installeritempath in pkgs_list:
# do a case-insensitive comparison
found_caseinsensitive_match = False
for repo_pkg in pkgs_list:
if installeritempath.lower() == repo_pkg.lower():
errors.append(
"WARNING: %s refers to installer item: %s. "
"The pathname of the item in the repo has "
"different case: %s. This may cause issues "
"depending on the case-sensitivity of the "
"underlying filesystem."
% (pkginfo_ref,
pkginfo['installer_item_location'], repo_pkg))
found_caseinsensitive_match = True
break
if not found_caseinsensitive_match:
errors.append(
"WARNING: %s refers to missing installer item: %s"
% (pkginfo_ref, pkginfo['installer_item_location']))
return False
#uninstaller sanity checking
uninstaller_type = pkginfo.get('uninstall_method')
if uninstaller_type in ['AdobeCCPUninstaller']:
# uninstaller_item_location is required
if not 'uninstaller_item_location' in pkginfo:
errors.append(
"WARNING: %s is missing uninstaller_item_location"
% pkginfo_ref)
return False
# if an uninstaller_item_location is specified, sanity-check it
if 'uninstaller_item_location' in pkginfo:
try:
uninstalleritempath = os.path.join(
"pkgs", pkginfo['uninstaller_item_location'])
except TypeError:
errors.append("WARNING: invalid uninstaller_item_location "
"in %s" % pkginfo_ref)
return False
# Check if the uninstaller item actually exists
if not uninstalleritempath in pkgs_list:
# do a case-insensitive comparison
found_caseinsensitive_match = False
for repo_pkg in pkgs_list:
if uninstalleritempath.lower() == repo_pkg.lower():
errors.append(
"WARNING: %s refers to uninstaller item: %s. "
"The pathname of the item in the repo has "
"different case: %s. This may cause issues "
"depending on the case-sensitivity of the "
"underlying filesystem."
% (pkginfo_ref,
pkginfo['uninstaller_item_location'], repo_pkg))
found_caseinsensitive_match = True
break
if not found_caseinsensitive_match:
errors.append(
"WARNING: %s refers to missing uninstaller item: %s"
% (pkginfo_ref, pkginfo['uninstaller_item_location']))
return False
# if we get here we passed all the checks
return True
def process_pkgsinfo(repo, options, output_fn=None):
'''Processes pkginfo files and returns a dictionary of catalogs'''
errors = []
catalogs = {}
# get a list of pkgsinfo items
if output_fn:
output_fn("Getting list of pkgsinfo...")
try:
pkgsinfo_list = list_items_of_kind(repo, 'pkgsinfo')
except munkirepo.RepoError as err:
raise MakeCatalogsError(
"Error getting list of pkgsinfo items: %s" % unicode(err))
# get a list of pkgs items
if output_fn:
output_fn("Getting list of pkgs...")
try:
pkgs_list = list_items_of_kind(repo, 'pkgs')
except munkirepo.RepoError as err:
raise MakeCatalogsError(
"Error getting list of pkgs items: %s" % unicode(err))
# start with empty catalogs dict
catalogs = {}
catalogs['all'] = []
# Walk through the pkginfo files
for pkginfo_ref in pkgsinfo_list:
# Try to read the pkginfo file
try:
data = repo.get(pkginfo_ref)
pkginfo = plistlib.readPlistFromString(data)
except IOError as err:
errors.append("IO error for %s: %s" % (pkginfo_ref, err))
continue
except BaseException as err:
errors.append("Unexpected error for %s: %s" % (pkginfo_ref, err))
continue
if not 'name' in pkginfo:
errors.append("WARNING: %s is missing name" % pkginfo_ref)
continue
# don't copy admin notes to catalogs.
if pkginfo.get('notes'):
del pkginfo['notes']
# strip out any keys that start with "_"
# (example: pkginfo _metadata)
for key in pkginfo.keys():
if key.startswith('_'):
del pkginfo[key]
# sanity checking
if not options.skip_payload_check:
verified = verify_pkginfo(pkginfo_ref, pkginfo, pkgs_list, errors)
if not verified and not options.force:
# Skip this pkginfo unless we're running with force flag
continue
# append the pkginfo to the relevant catalogs
catalogs['all'].append(pkginfo)
for catalogname in pkginfo.get("catalogs", []):
if not catalogname:
errors.append("WARNING: %s has an empty catalogs array!"
% pkginfo_ref)
continue
if not catalogname in catalogs:
catalogs[catalogname] = []
catalogs[catalogname].append(pkginfo)
if output_fn:
output_fn("Adding %s to %s..." % (pkginfo_ref, catalogname))
# look for catalog names that differ only in case
duplicate_catalogs = []
for key in catalogs:
if key.lower() in [item.lower() for item in catalogs if item != key]:
duplicate_catalogs.append(key)
if duplicate_catalogs:
errors.append("WARNING: There are catalogs with names that differ only "
"by case. This may cause issues depending on the case-"
"sensitivity of the underlying filesystem: %s"
% duplicate_catalogs)
return catalogs, errors
def makecatalogs(repo, options, output_fn=None):
'''Assembles all pkginfo files into catalogs.
User calling this needs to be able to write to the repo/catalogs
directory.'''
if isinstance(options, dict):
options = AttributeDict(options)
icons, errors = hash_icons(repo, output_fn=output_fn)
catalogs, catalog_errors = process_pkgsinfo(
repo, options, output_fn=output_fn)
errors.extend(catalog_errors)
# clear out old catalogs
try:
catalog_list = repo.itemlist('catalogs')
except munkirepo.RepoError:
catalog_list = []
for catalog_name in catalog_list:
if catalog_name not in catalogs.keys():
catalog_ref = os.path.join('catalogs', catalog_name)
try:
repo.delete(catalog_ref)
except munkirepo.RepoError:
errors.append('Could not delete catalog %s' % catalog_name)
# write the new catalogs
for key in catalogs:
catalogpath = os.path.join("catalogs", key)
if catalogs[key] != "":
catalog_data = plistlib.writePlistToString(catalogs[key])
try:
repo.put(catalogpath, catalog_data)
if output_fn:
output_fn("Created %s..." % catalogpath)
except munkirepo.RepoError as err:
errors.append(
u'Failed to create catalog %s: %s' % (key, unicode(err)))
else:
errors.append(
"WARNING: Did not create catalog %s because it is empty" % key)
if icons:
icon_hashes_plist = os.path.join("icons", "_icon_hashes.plist")
icon_hashes = plistlib.writePlistToString(icons)
try:
repo.put(icon_hashes_plist, icon_hashes)
print("Created %s..." % (icon_hashes_plist))
except munkirepo.RepoError as err:
errors.append(
u'Failed to create %s: %s' % (icon_hashes_plist, unicode(err)))
# Return any errors
return errors