Public bug reported:
If cloud-config contains list of user:password pairs as in example below
chpasswd:
list:
- user1:pwd001
- user2:pwd002
cc_set_passwords module fails to change passwords with error:
Feb 17 15:52:48 si-man [CLOUDINIT] stages.py[DEBUG]: Running module
set-passwords (<module 'cloudinit.config.cc_set_passwords' from
'/usr/lib/python3/dist-packages/cloudinit/config/cc_set_passwords.py'>) with
frequency once-per-instance
Feb 17 15:52:48 si-man [CLOUDINIT] handlers.py[DEBUG]: start:
modules-config/config-set-passwords: running config-set-passwords with
frequency once-per-instance
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Writing to
/var/lib/cloud/instances/6d822e81-98a1-4b43-bed2-db8d0cf045bb/sem/config_set_passwords
- wb: [420] 25 bytes
Feb 17 15:52:48 si-man [CLOUDINIT] helpers.py[DEBUG]: Running
config-set-passwords using lock (<FileLock using file
'/var/lib/cloud/instances/6d822e81-98a1-4b43-bed2-db8d0cf045bb/sem/config_set_passwords'>)
Feb 17 15:52:48 si-man [CLOUDINIT] cc_set_passwords.py[DEBUG]: Changing
password for ["['user1"]:
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Running command ['chpasswd']
with allowed return codes [0] (shell=False, capture=True)
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[WARNING]: Failed to set passwords
with chpasswd for ["['user1"]
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Failed to set passwords with
chpasswd for ["['user1"]#012Traceback (most recent call last):#012 File
"/usr/lib/python3/dist-packages/cloudinit/config/cc_set_passwords.py", line
121, in handle#012 util.subp(['chpasswd'], ch_in)#012 File
"/usr/lib/python3/dist-packages/cloudinit/util.py", line 1836, in subp#012
cmd=args)#012cloudinit.util.ProcessExecutionError: Unexpected error while
running command.#012Command: ['chpasswd']#012Exit code: 1#012Reason:
-#012Stdout: ''#012Stderr: "chpasswd: (user ['user1) pam_chauthtok() failed,
error:\nAuthentication token manipulation error\nchpasswd: (line 1, user
['user1) password not changed\n"
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Running command ['passwd',
'--expire', "['user1"] with allowed return codes [0] (shell=False, capture=True)
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[WARNING]: Failed to set 'expire' for
['user1
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Failed to set 'expire' for
['user1#012Traceback (most recent call last):#012 File
"/usr/lib/python3/dist-packages/cloudinit/config/cc_set_passwords.py", line
136, in handle#012 util.subp(['passwd', '--expire', u])#012 File
"/usr/lib/python3/dist-packages/cloudinit/util.py", line 1836, in subp#012
cmd=args)#012cloudinit.util.ProcessExecutionError: Unexpected error while
running command.#012Command: ['passwd', '--expire', "['user1"]#012Exit code:
1#012Reason: -#012Stdout: ''#012Stderr: "passwd: user '['user1' does not
exist\n"
Feb 17 15:52:48 si-man [CLOUDINIT] cc_set_passwords.py[DEBUG]: 2 errors
occured, re-raising the last one
The issue affects cloud-init installed in xenial-server-cloudimg-amd64-disk1.img
# apt-cache policy cloud-init
cloud-init:
Installed: 0.7.8-49-g9e904bb-0ubuntu1~16.04.4
Candidate: 0.7.8-49-g9e904bb-0ubuntu1~16.04.4
Version table:
*** 0.7.8-49-g9e904bb-0ubuntu1~16.04.4 500
500 http://zone-1.clouds.archive.ubuntu.com/ubuntu xenial-updates/main
amd64 Packages
100 /var/lib/dpkg/status
0.7.7~bzr1212-0ubuntu1 500
500 http://zone-1.clouds.archive.ubuntu.com/ubuntu xenial/main amd64
Packages
cc_set_passwords converts list of user:password lists to str and as
result user names get corrupted.
** Affects: cloud-init
Importance: Undecided
Status: New
** Patch added:
"0001-Fixes-cc_set_passwords-to-set-passwords-from-list-of.patch"
https://bugs.launchpad.net/bugs/1665694/+attachment/4820888/+files/0001-Fixes-cc_set_passwords-to-set-passwords-from-list-of.patch
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https://bugs.launchpad.net/bugs/1665694
Title:
cc_set_passwords fails to change passwords specified as
chpasswd['list'] in cloud-config
Status in cloud-init:
New
Bug description:
If cloud-config contains list of user:password pairs as in example
below
chpasswd:
list:
- user1:pwd001
- user2:pwd002
cc_set_passwords module fails to change passwords with error:
Feb 17 15:52:48 si-man [CLOUDINIT] stages.py[DEBUG]: Running module
set-passwords (<module 'cloudinit.config.cc_set_passwords' from
'/usr/lib/python3/dist-packages/cloudinit/config/cc_set_passwords.py'>) with
frequency once-per-instance
Feb 17 15:52:48 si-man [CLOUDINIT] handlers.py[DEBUG]: start:
modules-config/config-set-passwords: running config-set-passwords with
frequency once-per-instance
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Writing to
/var/lib/cloud/instances/6d822e81-98a1-4b43-bed2-db8d0cf045bb/sem/config_set_passwords
- wb: [420] 25 bytes
Feb 17 15:52:48 si-man [CLOUDINIT] helpers.py[DEBUG]: Running
config-set-passwords using lock (<FileLock using file
'/var/lib/cloud/instances/6d822e81-98a1-4b43-bed2-db8d0cf045bb/sem/config_set_passwords'>)
Feb 17 15:52:48 si-man [CLOUDINIT] cc_set_passwords.py[DEBUG]: Changing
password for ["['user1"]:
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Running command
['chpasswd'] with allowed return codes [0] (shell=False, capture=True)
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[WARNING]: Failed to set passwords
with chpasswd for ["['user1"]
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Failed to set passwords
with chpasswd for ["['user1"]#012Traceback (most recent call last):#012 File
"/usr/lib/python3/dist-packages/cloudinit/config/cc_set_passwords.py", line
121, in handle#012 util.subp(['chpasswd'], ch_in)#012 File
"/usr/lib/python3/dist-packages/cloudinit/util.py", line 1836, in subp#012
cmd=args)#012cloudinit.util.ProcessExecutionError: Unexpected error while
running command.#012Command: ['chpasswd']#012Exit code: 1#012Reason:
-#012Stdout: ''#012Stderr: "chpasswd: (user ['user1) pam_chauthtok() failed,
error:\nAuthentication token manipulation error\nchpasswd: (line 1, user
['user1) password not changed\n"
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Running command ['passwd',
'--expire', "['user1"] with allowed return codes [0] (shell=False, capture=True)
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[WARNING]: Failed to set 'expire'
for ['user1
Feb 17 15:52:48 si-man [CLOUDINIT] util.py[DEBUG]: Failed to set 'expire' for
['user1#012Traceback (most recent call last):#012 File
"/usr/lib/python3/dist-packages/cloudinit/config/cc_set_passwords.py", line
136, in handle#012 util.subp(['passwd', '--expire', u])#012 File
"/usr/lib/python3/dist-packages/cloudinit/util.py", line 1836, in subp#012
cmd=args)#012cloudinit.util.ProcessExecutionError: Unexpected error while
running command.#012Command: ['passwd', '--expire', "['user1"]#012Exit code:
1#012Reason: -#012Stdout: ''#012Stderr: "passwd: user '['user1' does not
exist\n"
Feb 17 15:52:48 si-man [CLOUDINIT] cc_set_passwords.py[DEBUG]: 2 errors
occured, re-raising the last one
The issue affects cloud-init installed in
xenial-server-cloudimg-amd64-disk1.img
# apt-cache policy cloud-init
cloud-init:
Installed: 0.7.8-49-g9e904bb-0ubuntu1~16.04.4
Candidate: 0.7.8-49-g9e904bb-0ubuntu1~16.04.4
Version table:
*** 0.7.8-49-g9e904bb-0ubuntu1~16.04.4 500
500 http://zone-1.clouds.archive.ubuntu.com/ubuntu
xenial-updates/main amd64 Packages
100 /var/lib/dpkg/status
0.7.7~bzr1212-0ubuntu1 500
500 http://zone-1.clouds.archive.ubuntu.com/ubuntu xenial/main amd64
Packages
cc_set_passwords converts list of user:password lists to str and as
result user names get corrupted.
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