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Bug 1039655

Summary: ipsec newhostkey generates false configuration
Product: Red Hat Enterprise Linux 7 Reporter: Aleš Mareček <amarecek>
Component: libreswanAssignee: Paul Wouters <pwouters>
Status: CLOSED CURRENTRELEASE QA Contact: Aleš Mareček <amarecek>
Severity: high Docs Contact:
Priority: high    
Version: 7.0CC: amarecek, pkis
Target Milestone: rc   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2014-06-13 11:49:01 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Aleš Mareček 2013-12-09 17:11:41 UTC
Description of problem:


Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1. ipsec newhostkey --configdir /etc/ipsec.d --output /etc/ipsec.secrets --bits 4096
2. ipsec showhostkey --list
3. grep hostname /etc/ipsec.secrets 
hostname is 'praag.<- SNIP ->'

Actual results:
ipsec showhostkey "/etc/ipsec.secrets" line 2: premature end of RSA key
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 2: index "hostname" does not look numeric and name lookup failed (no validation performed)
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 2: index "is" does not look numeric and name lookup failed (no validation performed)
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 2: index "'praag.brq.redhat.com'" illegal (non-DNS-name) character in name
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 6: index "Modulus" does not look numeric and name lookup failed (no validation performed)
ipsec showhostkey "/etc/ipsec.secrets" line 6: unrecognized key format: 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


Expected results:
1(1): RSA keyid: AQPHp7+SS with id: (none)
1(2): RSA keyid: AQPHp7+SS with id: (none)

Additional info:
[root@praag ~]# sed -i 's/^hostname/#hostname/g' /etc/ipsec.secrets 
[root@praag ~]# grep hostname /etc/ipsec.secrets 
#hostname is 'praag.<- SNIP ->'
[root@praag ~]# ipsec showhostkey --list
1(1): RSA keyid: AQPHp7+SS with id: (none)
1(2): RSA keyid: AQPHp7+SS with id: (none)

Comment 2 Paul Wouters 2013-12-09 17:28:02 UTC
I'm pretty sure this is what happened:

1) you installed a VM low on entropy
2) you can newhostkey
3) you waited for a while, and ctrl-c'ed it
4) you ran it again, now waiting longer
5) corrupt file

Do this on a clean VM instead:

ipsec newhostkey --configdir /etc/ipsec.d --output /etc/ipsec.secrets --bits 4096 --random /dev/urandom

Comment 3 Aleš Mareček 2013-12-09 18:08:15 UTC
Nope, different machine and same "hostname" string:
[0 root@auto-ppcp-005 ~]# cat /etc/ipsec.secrets
include /etc/ipsec.d/*.secrets
: PSK "secret123"
[0 root@auto-ppcp-005 ~]# ipsec newhostkey --configdir /etc/ipsec.d --output /etc/ipsec.secrets --bits 4096 --random /dev/urandom
Generated RSA key pair using the NSS database
[0 root@auto-ppcp-005 ~]# ipsec showhostkey --list
ipsec showhostkey "/etc/ipsec.secrets" line 2: premature end of RSA key
ipsec showhostkey "/etc/ipsec.secrets" line 3: premature end of RSA key
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 3: index "hostname" does not look numeric and name lookup failed (no validation performed)
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 3: index "is" does not look numeric and name lookup failed (no validation performed)
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 3: index "'auto-ppcp-005.<- SNIP ->'" illegal (non-DNS-name) character in name
ipsec showhostkey ERROR "/etc/ipsec.secrets" line 7: index "Modulus" does not look numeric and name lookup failed (no validation performed)
ipsec showhostkey "/etc/ipsec.secrets" line 7: unrecognized key format: 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


Btw: my box and the ppc aren't VMs.

Comment 4 Paul Wouters 2013-12-09 21:05:49 UTC
Odd. I just reproduced this. Looking into it now......

Comment 5 Paul Wouters 2013-12-09 21:16:36 UTC
diff --git a/programs/rsasigkey/rsasigkey.c b/programs/rsasigkey/rsasigkey.c
index 46d34bd..a1349fa 100644
--- a/programs/rsasigkey/rsasigkey.c
+++ b/programs/rsasigkey/rsasigkey.c
@@ -351,7 +351,6 @@ int main(int argc, char *argv[])
                                strerror(errno));
                        exit(1);
                }
-               fprintf(stdout,"hostname is '%s'\n",outputhostname);
        }
 
        if (!configdir) {


This fix will be in libreswan-3.7 that I'm releasing today - you should have a new build later today as well.

Comment 11 Ludek Smid 2014-06-13 11:49:01 UTC
This request was resolved in Red Hat Enterprise Linux 7.0.

Contact your manager or support representative in case you have further questions about the request.