Generate sha256 ssh pubkey fingerprints for hosts

Replace md5 with sha256 for host ssh pubkey fingerprints

https://fedorahosted.org/freeipa/ticket/5695

Reviewed-By: Christian Heimes <cheimes@redhat.com>
This commit is contained in:
Stanislav Laznicka
2017-01-12 11:09:46 +01:00
committed by Martin Basti
parent 566c86a782
commit 721105c53d
7 changed files with 13 additions and 12 deletions
+1 -1
View File
@@ -301,7 +301,7 @@ def convert_sshpubkey_post(entry_attrs):
except (ValueError, UnicodeDecodeError):
continue
fp = pubkey.fingerprint_hex_md5()
fp = pubkey.fingerprint_hex_sha256()
comment = pubkey.comment()
if comment:
fp = u'%s %s' % (fp, comment)
+7 -6
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@@ -25,8 +25,8 @@ SSH utilities.
import base64
import re
import struct
from hashlib import md5, sha1
from hashlib import sha256 #pylint: disable=E0611
from hashlib import sha1
from hashlib import sha256 # pylint: disable=E0611
import six
@@ -190,10 +190,11 @@ class SSHPublicKey(object):
return out
def fingerprint_hex_md5(self):
fp = md5(self._key).hexdigest().upper()
fp = u':'.join([fp[j:j+2] for j in range(0, len(fp), 2)])
return fp
def fingerprint_hex_sha256(self):
# OpenSSH trims the trailing '=' of base64 sha256 FP representation
# Using unicode argument converts the result to unicode object
fp = base64.b64encode(sha256(self._key).digest()).rstrip(u'=')
return 'SHA256:{fp}'.format(fp=fp)
def _fingerprint_dns(self, fpfunc, fptype):
if self._keytype == 'ssh-rsa':
+1 -1
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@@ -84,7 +84,7 @@ ipv6_fromip_ptr_dnsname = DNSName(ipv6_fromip_ptr)
ipv6_fromip_ptr_dn = DN(('idnsname', ipv6_fromip_ptr), revipv6zone_dn)
sshpubkey = u'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGAX3xAeLeaJggwTqMjxNwa6XHBUAikXPGMzEpVrlLDCZtv00djsFTBi38PkgxBJVkgRWMrcBsr/35lq7P6w8KGIwA8GI48Z0qBS2NBMJ2u9WQ2hjLN6GdMlo77O0uJY3251p12pCVIS/bHRSq8kHO2No8g7KA9fGGcagPfQH+ee3t7HUkpbQkFTmbPPN++r3V8oVUk5LxbryB3UIIVzNmcSIn3JrXynlvui4MixvrtX6zx+O/bBo68o8/eZD26QrahVbA09fivrn/4h3TM019Eu/c2jOdckfU3cHUV/3Tno5d6JicibyaoDDK7S/yjdn5jhaz8MSEayQvFkZkiF0L public key test'
sshpubkeyfp = u'13:67:6B:BF:4E:A2:05:8E:AE:25:8B:A1:31:DE:6F:1B public key test (ssh-rsa)'
sshpubkeyfp = u'SHA256:cStA9o5TRSARbeketEOooMUMSWRSsArIAXloBZ4vNsE public key test (ssh-rsa)'
user1 = u'tuser1'
user2 = u'tuser2'
+1 -1
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@@ -66,7 +66,7 @@ sshpubkey = (u'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGAX3xAeLeaJggwTqMjxNwa6X'
'cSIn3JrXynlvui4MixvrtX6zx+O/bBo68o8/eZD26QrahVbA09fivrn/4h3TM01'
'9Eu/c2jOdckfU3cHUV/3Tno5d6JicibyaoDDK7S/yjdn5jhaz8MSEayQvFkZkiF'
'0L public key test')
sshpubkeyfp = (u'13:67:6B:BF:4E:A2:05:8E:AE:25:8B:A1:31:DE:6F:1B '
sshpubkeyfp = (u'SHA256:cStA9o5TRSARbeketEOooMUMSWRSsArIAXloBZ4vNsE '
'public key test (ssh-rsa)')
@@ -40,7 +40,7 @@ sshpubkey = (u'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGAX3xAeLeaJggwTqMjxNwa6X'
'cSIn3JrXynlvui4MixvrtX6zx+O/bBo68o8/eZD26QrahVbA09fivrn/4h3TM01'
'9Eu/c2jOdckfU3cHUV/3Tno5d6JicibyaoDDK7S/yjdn5jhaz8MSEayQvFkZkiF'
'0L public key test')
sshpubkeyfp = (u'13:67:6B:BF:4E:A2:05:8E:AE:25:8B:A1:31:DE:6F:1B '
sshpubkeyfp = (u'SHA256:cStA9o5TRSARbeketEOooMUMSWRSsArIAXloBZ4vNsE '
'public key test (ssh-rsa)')
options_def = OrderedDict([
+1 -1
View File
@@ -55,7 +55,7 @@ sshpubkey = (u'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGAX3xAeLeaJggwTqMjxNwa6X'
'cSIn3JrXynlvui4MixvrtX6zx+O/bBo68o8/eZD26QrahVbA09fivrn/4h3TM01'
'9Eu/c2jOdckfU3cHUV/3Tno5d6JicibyaoDDK7S/yjdn5jhaz8MSEayQvFkZkiF'
'0L public key test')
sshpubkeyfp = (u'13:67:6B:BF:4E:A2:05:8E:AE:25:8B:A1:31:DE:6F:1B '
sshpubkeyfp = (u'SHA256:cStA9o5TRSARbeketEOooMUMSWRSsArIAXloBZ4vNsE '
'public key test (ssh-rsa)')
validlanguages = {
@@ -24,7 +24,7 @@ sshpubkey = (u'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGAX3xAeLeaJggwTqMjxNwa6X'
'cSIn3JrXynlvui4MixvrtX6zx+O/bBo68o8/eZD26QrahVbA09fivrn/4h3TM01'
'9Eu/c2jOdckfU3cHUV/3Tno5d6JicibyaoDDK7S/yjdn5jhaz8MSEayQvFkZkiF'
'0L public key test')
sshpubkeyfp = (u'13:67:6B:BF:4E:A2:05:8E:AE:25:8B:A1:31:DE:6F:1B '
sshpubkeyfp = (u'SHA256:cStA9o5TRSARbeketEOooMUMSWRSsArIAXloBZ4vNsE '
'public key test (ssh-rsa)')