-
Notifications
You must be signed in to change notification settings - Fork 2
/
yum-complete-transaction.py
executable file
·261 lines (209 loc) · 9.22 KB
/
yum-complete-transaction.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
#!/usr/bin/python -tt
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import sys
sys.path.insert(0,'/usr/share/yum-cli')
import yum
from yum.misc import setup_locale
from utils import YumUtilBase
import logging
import os
import os.path
try:
from yum.misc import find_unfinished_transactions, find_ts_remaining
except ImportError:
import glob
def find_unfinished_transactions(yumlibpath='/var/lib/yum'):
"""returns a list of the timestamps from the filenames of the unfinished
transactions remaining in the yumlibpath specified.
"""
timestamps = []
tsallg = '%s/%s' % (yumlibpath, 'transaction-all*')
#tsdoneg = '%s/%s' % (yumlibpath, 'transaction-done*') # not used remove ?
tsalls = glob.glob(tsallg)
#tsdones = glob.glob(tsdoneg) # not used remove ?
for fn in tsalls:
trans = os.path.basename(fn)
timestamp = trans.replace('transaction-all.','')
timestamps.append(timestamp)
timestamps.sort()
return timestamps
def find_ts_remaining(timestamp, yumlibpath='/var/lib/yum'):
"""this function takes the timestamp of the transaction to look at and
the path to the yum lib dir (defaults to /var/lib/yum)
returns a list of tuples(action, pkgspec) for the unfinished transaction
elements. Returns an empty list if none.
"""
to_complete_items = []
tsallpath = '%s/%s.%s' % (yumlibpath, 'transaction-all', timestamp)
tsdonepath = '%s/%s.%s' % (yumlibpath,'transaction-done', timestamp)
tsdone_items = []
if not os.path.exists(tsallpath):
# something is wrong, here, probably need to raise _something_
return to_complete_items
if os.path.exists(tsdonepath):
tsdone_fo = open(tsdonepath, 'r')
tsdone_items = tsdone_fo.readlines()
tsdone_fo.close()
tsall_fo = open(tsallpath, 'r')
tsall_items = tsall_fo.readlines()
tsall_fo.close()
for item in tsdone_items:
# this probably shouldn't happen but it's worth catching anyway
if item not in tsall_items:
continue
tsall_items.remove(item)
for item in tsall_items:
item = item.replace('\n', '')
if item == '':
continue
(action, pkgspec) = item.split()
to_complete_items.append((action, pkgspec))
return to_complete_items
class YumCompleteTransaction(YumUtilBase):
NAME = 'yum-complete-transaction'
VERSION = '1.0'
USAGE = """
yum-complete-transaction: completes unfinished yum transactions which occur due to error, failure
or act of $deity
usage: yum-complete-transaction
"""
def __init__(self):
YumUtilBase.__init__(self,
YumCompleteTransaction.NAME,
YumCompleteTransaction.VERSION,
YumCompleteTransaction.USAGE)
self.logger = logging.getLogger("yum.verbose.cli.yumcompletets")
# Add util commandline options to the yum-cli ones
self.optparser = self.getOptionParser()
if hasattr(self, 'getOptionGroup'):
self.optparser_grp = self.getOptionGroup()
else:
self.optparser_grp = self.optparser
self.addCmdOptions()
try: self.main()
finally: self.unlock()
def clean_up_ts_files(self, timestamp, path, disable=False):
# clean up the transactions
tsdone = '%s/transaction-done.%s' % (path, timestamp)
tsall = '%s/transaction-all.%s' % (path, timestamp)
results = []
for f in [tsall, tsdone]:
if os.path.exists(f):
if disable:
disable_f = f + '.disabled'
os.rename(f, disable_f)
results.append(disable_f)
else:
os.unlink(f)
return results
def addCmdOptions(self):
self.optparser_grp.add_option("--cleanup-only", default=False,
action="store_true", dest="cleanup",
help='Do not complete the transaction just clean up transaction journals')
def main(self):
# Parse the commandline option and setup the basics.
try:
opts = self.doUtilConfigSetup()
except yum.Errors.RepoError, e:
self.logger.error("Cannot handle specific enablerepo/disablerepo options.")
sys.exit(50)
if self.conf.uid != 0:
self.logger.error("Error: You must be root to run yum-complete-transaction.")
sys.exit(1)
# Setup yum (Ts, RPM db, Repo & Sack)
self.doUtilYumSetup()
# Do the real action
# get the list of transactions remaining
# list the number of them
# take the most recent one
# populate the ts
# run it
self.run_with_package_names.add('yum-utils')
times = []
for thistime in find_unfinished_transactions(self.conf.persistdir):
if thistime.endswith('disabled'):
continue
# XXX maybe a check here for transactions that are just too old to try and complete?
times.append(thistime)
if not times:
print "No unfinished transactions left."
sys.exit()
if opts.cleanup:
print "Cleaning up unfinished transaction journals"
# nuke ts files in yumlibpath
for timestamp in times:
print "Cleaning up %s" % timestamp
self.clean_up_ts_files(timestamp, self.conf.persistdir)
sys.exit()
timestamp = times[-1]
print "There are %d outstanding transactions to complete. Finishing the most recent one" % len(times)
try:
remaining = find_ts_remaining(timestamp, yumlibpath=self.conf.persistdir)
except yum.Errors.MiscError, e:
self.logger.error("Error: %s" % e)
self.logger.error("Please report this error to: %s" % self.conf.bugtracker_url)
sys.exit(1)
print "The remaining transaction had %d elements left to run" % len(remaining)
for (action, pkgspec) in remaining:
if action == 'install':
try:
self.install(pattern=pkgspec)
except yum.Errors.InstallError, e:
pass
if action == 'erase':
(e, m, u) = self.rpmdb.matchPackageNames([pkgspec])
for pkg in e:
self.remove(po=pkg)
current_count = len(self.tsInfo)
if hasattr(self, 'doUtilBuildTransaction'):
errc = self.doUtilBuildTransaction(unfinished_transactions_check=False)
if errc:
sys.exit(errc)
else:
try:
self.buildTransaction(unfinished_transactions_check=False)
except yum.Errors.YumBaseError, e:
self.logger.critical("Error building transaction: %s" % e)
sys.exit(1)
if current_count != len(self.tsInfo):
print '\n\nTransaction size changed - this means we are not doing the\n' \
'same transaction as we were before. Aborting and disabling\n' \
'this transaction.'
print '\nYou could try running: package-cleanup --problems\n' \
' package-cleanup --dupes\n' \
' rpm -Va --nofiles --nodigest'
filelist = self.clean_up_ts_files(timestamp, self.conf.persistdir, disable=True)
print '\nTransaction files renamed to:\n %s' % '\n '.join(filelist)
sys.exit()
if len(self.tsInfo) < 1:
print 'Nothing in the unfinished transaction to cleanup.'
print "Cleaning up completed transaction file"
self.clean_up_ts_files(timestamp, self.conf.persistdir)
sys.exit()
else:
try:
if self.doUtilTransaction() == 0:
print "Cleaning up completed transaction file"
self.clean_up_ts_files(timestamp, self.conf.persistdir)
sys.exit()
else:
print "Not removing old transaction files"
sys.exit()
except yum.Errors.YumBaseError,e:
print "Error: %s" % str(e)
sys.exit(1)
if __name__ == '__main__':
setup_locale()
util = YumCompleteTransaction()