[CentOS] C6.7 evolution to cyrus imap(s) fails

Dr J Austin ja at maui.jaa.org.uk
Wed Aug 12 18:29:34 UTC 2015



On Wed, 12 Aug 2015, Alexander Dalloz wrote:


>> I have been working at trying to get cyrus to listen on 148.197.29.5
>> interface instead of the localhost - I have failed
>>

> No square brackets around the ip address.

   imap		cmd="imapd" listen="imap" prefork=5
#  imaps		cmd="imapd -s" listen="imaps" prefork=1
   imaps		cmd="imapd -s" listen="148.197.29.5:imaps" prefork=1
   pop3		cmd="pop3d" listen="pop3" prefork=3

[root at maui:/var/log]$ gedit /etc/cyrus.conf
[root at maui:/var/log]$ service cyrus-imapd stop
Shutting down cyrus-imapd:                                 [  OK  ]
Exporting cyrus-imapd databases:                           [  OK  ]
[root at maui:/var/log]$ service cyrus-imapd start
Importing cyrus-imapd databases:                           [  OK  ]
Starting cyrus-imapd:                                      [  OK  ]
[root at maui:/var/log]$ ps -ef|grep cyrus
cyrus    31699     1  0 19:13 ?        00:00:00 
/usr/lib/cyrus-imapd/cyrus-master -d
cyrus    31703     1  0 19:13 ?        00:00:00 idled
cyrus    31705 31699  0 19:13 ?        00:00:00 imapd
cyrus    31706 31699  0 19:13 ?        00:00:00 pop3d
cyrus    31707 31699  0 19:13 ?        00:00:00 pop3d -s
cyrus    31708 31699  0 19:13 ?        00:00:00 lmtpd -a
cyrus    31709 31699  0 19:13 ?        00:00:00 imapd
cyrus    31710 31699  0 19:13 ?        00:00:00 pop3d
cyrus    31712 31699  0 19:13 ?        00:00:00 imapd
cyrus    31713 31699  0 19:13 ?        00:00:00 imapd
cyrus    31714 31699  0 19:13 ?        00:00:00 imapd
cyrus    31715 31699  0 19:13 ?        00:00:00 pop3d
root     31717  3627  0 19:13 pts/1    00:00:00 grep cyrus
[root at maui:/var/log]$ ip a l
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
     inet 127.0.0.1/8 scope host lo
     inet6 ::1/128 scope host
        valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state 
UP qlen 1000
     link/ether 00:30:1b:a0:4d:cc brd ff:ff:ff:ff:ff:ff
     inet 148.197.29.5/24 brd 148.197.29.255 scope global eth0
     inet6 fe80::230:1bff:fea0:4dcc/64 scope link
        valid_lft forever preferred_lft forever

>> Then no "imapd -s" appears
>> 
>> I have tried all sorts of combinations in cyrus.conf but all fail
>> to LISTEN on 148.197.29.5
>
> Make sure the IP address 148.197.29.5 is definitely up on any of the system's 
> devices. Verify running "ip address list".

See above

>> Why will cyrus not listen on 148.197.29.5 ?
>
> I am sure it is because that IP address isn't bound to any device.

I must be missing something very obvious !

John

A few extra tests

[root at maui:/var/log]$ nmap -A -T4 -p 993 127.0.0.1

Starting Nmap 5.51 ( http://nmap.org ) at 2015-08-12 19:23 BST
Nmap scan report for localhost.localdomain (127.0.0.1)
Host is up (0.000049s latency).
PORT    STATE  SERVICE VERSION
993/tcp closed imaps
Too many fingerprints match this host to give specific OS details
Network Distance: 0 hops

OS and Service detection performed. Please report any incorrect results at 
http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 2.12 seconds
------------------------------------------------------------------------
[root at maui:/var/log]$ nmap -A -T4 -p 993 148.197.29.5

Starting Nmap 5.51 ( http://nmap.org ) at 2015-08-12 19:23 BST
Nmap scan report for maui.jaa.org.uk (148.197.29.5)
Host is up (0.000051s latency).
PORT    STATE  SERVICE VERSION
993/tcp closed imaps
Too many fingerprints match this host to give specific OS details
Network Distance: 0 hops

OS and Service detection performed. Please report any incorrect results at 
http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 2.16 seconds
------------------------------------------------------------------------
[root at maui:/var/log]$ nmap -A -T4 -p 993 maui

Starting Nmap 5.51 ( http://nmap.org ) at 2015-08-12 19:20 BST
Nmap scan report for maui (127.0.0.1)
Host is up (0.000052s latency).
Other addresses for maui (not scanned): 127.0.0.1 148.197.29.5
rDNS record for 127.0.0.1: localhost.localdomain
PORT    STATE  SERVICE VERSION
993/tcp closed imaps
Too many fingerprints match this host to give specific OS details
Network Distance: 0 hops

OS and Service detection performed. Please report any incorrect results at 
http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 2.14 seconds
------------------------------------------------------------------------

>From another machine
[root at paxos:~]$ nmap -A -T4 -p 993 maui

Starting Nmap 6.47 ( http://nmap.org ) at 2015-08-12 19:27 BST
Nmap scan report for maui (148.197.29.5)
Host is up (0.00016s latency).
PORT    STATE  SERVICE VERSION
993/tcp closed imaps
MAC Address: 00:30:1B:A0:4D:CC (Shuttle)
Too many fingerprints match this host to give specific OS details
Network Distance: 1 hop

TRACEROUTE
HOP RTT     ADDRESS
1   0.16 ms 148.197.29.5

OS and Service detection performed. Please report any incorrect results at 
http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 1.84 seconds




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