[Dnsmasq-discuss] dnsmasq + samba??
Robert Kean
rkean@keanconsulting.com
Mon, 28 Feb 2005 17:28:11 -0500
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I started getting the "endpoint not connected" error the other day while
I was experimenting with samba-3.0.11 and turning off WINS support on
the samba server.
don't know if that helps any, but maybe it will point you in the right
direction.
-rob
Simon Kelley wrote:
> GrantC wrote:
>
>> Greetings!
>>
>> Just had this happen (backgrounder, deltree is firewall running
>> dnsmasq, peetoo (192.168.1.24) is fileserver, both run nfs + samba):
>>
>> deltree:~$ mount /home/install/ <<== this is an NFS exsport from peetoo
>> mount: RPC: Remote system error - No route to host
>> deltree:~$ mount /home/install/
>> deltree:~$ df
>> Filesystem 1K-blocks Used Available Use% Mounted on
>> /dev/hda3 661220 430156 231064 66% /
>> /dev/hda5 156155 13047 135046 9% /var
>> /dev/hda6 62437 6992 52221 12% /usr/local
>> peetoo:/home/install 20562504 15955656 4606848 78% /home/install
>>
>> Feb 24 11:39:24 deltree dnsmasq[204]: query peetoo.mire.mine.nu[A]
>> from 127.0.0.1
>> Feb 24 11:39:24 deltree dnsmasq[204]: /usr/local/etc/hosts
>> peetoo.mire.mine.nu is 192.168.2.24
>> Feb 24 11:39:24 deltree dnsmasq[204]: /usr/local/etc/hosts
>> peetoo.mire.mine.nu is 192.168.1.24
>> Feb 24 11:39:57 deltree dnsmasq[204]: query peetoo.mire.mine.nu[A]
>> from 127.0.0.1
>> Feb 24 11:39:57 deltree dnsmasq[204]: /usr/local/etc/hosts
>> peetoo.mire.mine.nu is 192.168.1.24
>> Feb 24 11:39:57 deltree dnsmasq[204]: /usr/local/etc/hosts
>> peetoo.mire.mine.nu is 192.168.2.24
>> Feb 24 11:39:57 deltree dnsmasq[204]: query
>> 1.1.168.192.in-addr.arpa[PTR] from 192.168.1.24
>> Feb 24 11:39:57 deltree dnsmasq[204]: /etc/hosts 192.168.1.1 is
>> deltree.mire.mine.nu
>> Feb 24 11:39:57 deltree dnsmasq[204]: query deltree.mire.mine.nu[A]
>> from 192.168.1.24
>> Feb 24 11:39:57 deltree dnsmasq[204]: /etc/hosts deltree.mire.mine.nu
>> is 192.168.1.1
>>
>> Correct dnsmasq operation, but I'm having trouble with samba on
>> localnet /var/log/syslog full of messages like:
>>
>> Feb 24 11:34:42 deltree smbd[839]: Denied connection from (0.0.0.0)
>> Feb 24 11:34:42 deltree smbd[839]: [2005/02/24 11:34:42, 0]
>> lib/util_sock.c:get_peer_addr(1000)
>> Feb 24 11:34:42 deltree smbd[839]: getpeername failed. Error was
>> Transport endpoint is not connected
>> Feb 24 11:34:42 deltree smbd[839]: Connection denied from 0.0.0.0
>> Feb 24 11:34:42 deltree smbd[839]: [2005/02/24 11:34:42, 0]
>> lib/util_sock.c:write_socket_data(430)
>> Feb 24 11:34:42 deltree smbd[839]: write_socket_data: write
>> failure. Error = Connection reset by peer
>> Feb 24 11:34:42 deltree smbd[839]: [2005/02/24 11:34:42, 0]
>> lib/util_sock.c:write_socket(455)
>> Feb 24 11:34:42 deltree smbd[839]: write_socket: Error writing 5
>> bytes to socket 22: ERRNO = Connection reset by peer
>> Feb 24 11:34:42 deltree smbd[839]: [2005/02/24 11:34:42, 0]
>> lib/util_sock.c:send_smb(647)
>> Feb 24 11:34:42 deltree smbd[839]: Error writing 5 bytes to client.
>> -1. (Connection reset by peer)
>>
>> I don't really know what the above log is telling me??
>>
>> # network topology
>> # `````````````````
>> #
>> # ---------------- ------------ LAN
>> # ( ) Phone | | Machines
>> # ( Big Bad Internet )--------| ADSL Modem |
>> # ( ) Line | | 100-Base-T ------
>> # ---------------- ------------ Switch | |
>> # | ------| |
>> # Public IP | X_WORLD | | |
>> # .----------. | | |_| ------
>> # | | ------------- | /
>> # | Laptop | | ppp0/eth2 | ---/ ------
>> # |__________| 10-Base-2 | | | \ | | |
>> # \\ . . . . \---------------|eth1 eth0|------|/ /|----| |
>> # \\ . . . . \ | | | \ | | |
>> # \\__________\ | Firewall | ---\ ------
>> # `-===------' X_LAN_2 ------------- | \
>> # 192.168.2.0/24 | |_| ------
>> # | | |
>> # ------| |
>> # X_LAN_1 | |
>> # 192.168.1.0/24 ------
>> #
>> # Not shown in the above diagram is that the 10-Base-2 cable also
>> connects
>> # one or two additional machines that may take on the role of system
>> # firewall. This redundancy requires that some machines switch from
>> # being a localnet 'host' to being the localnet 'master' providing
>> # firewall, routing, nameserver and dhcp services to the localnet.
>>
>> Mix of win98, win2k, winxp and linux boxen on localnet, less than ten
>> machines, but some multi-boot and I give them different IP depending
>> on OS as that seems to confuse windows (and me) less.
>>
>> The fileserver (peetoo) is connected to both local subnets.
>>
>> I'm using slackware 10.1 with 2.4.29-hf2 kernel and samba 3.0.10.
>> (See: http://linux.exosec.net/kernel/2.4-hf/ for 'hotfix' 2.4 kernels)
>>
>> Anyone recognise the smbd errors? And are they locking up interface,
>> interfering with dnsmasq?
>>
>
> This looks like a routing/firewall problem (probably firewall, since
> your network topology is fairly simple). Don't be mislead by the
> "getpeername" failure in the smb log - this has nothing to do with DNS
> lookups. getpeername is the system call to get the _address_ of the
> far end of a TCP connection.
>
> HTH
>
>
> Simon.
>
>
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> Dnsmasq-discuss@lists.thekelleys.org.uk
> http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
>
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