[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
** Project changed: snappy => snapd -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in snapd: Incomplete Status in isc-dhcp package in Ubuntu: Confirmed Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snapd/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
Is this still an issue with core 16 and networkd? ** Changed in: snappy Status: Triaged => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: Incomplete Status in isc-dhcp package in Ubuntu: Confirmed Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
** Changed in: snappy Status: New => Triaged ** Changed in: snappy Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: Triaged Status in isc-dhcp package in Ubuntu: Confirmed Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
I can confirm this behavior on my systems. from syslog (identifying information removed): Mar 23 19:10:41 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 3 (xid=0x3e38a8c2) Mar 23 19:10:44 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 8 (xid=0x3e38a8c2) Mar 23 19:10:52 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 20 (xid=0x3e38a8c2) Mar 23 19:11:12 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 8 (xid=0x3e38a8c2) Mar 23 19:11:20 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 13 (xid=0x3e38a8c2) Mar 23 19:11:33 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 9 (xid=0x3e38a8c2) Mar 23 19:11:42 HOSTNAME dhclient: No DHCPOFFERS received. Mar 23 19:11:42 HOSTNAME dhclient: No working leases in persistent database - sleeping. Mar 23 19:13:12 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 3 (xid=0x49984e3f) Mar 23 19:13:15 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 5 (xid=0x49984e3f) Mar 23 19:13:20 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 10 (xid=0x49984e3f) Mar 23 19:13:30 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 11 (xid=0x49984e3f) Mar 23 19:13:41 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 17 (xid=0x49984e3f) Mar 23 19:13:58 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 10 (xid=0x49984e3f) Mar 23 19:14:08 HOSTNAME dhclient: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 5 (xid=0x49984e3f) Mar 23 19:14:13 HOSTNAME dhclient: No DHCPOFFERS received. Mar 23 19:14:13 HOSTNAME dhclient: No working leases in persistent database - sleeping. This repeats forever. dhclient was launched by a script thusly: /sbin/dhclient -1 -nw eth0_20 /etc/dhcp/dhclient.conf: option rfc3442-classless-static-routes code 121 = array of unsigned integer 8; send host-name = gethostname(); request subnet-mask, broadcast-address, time-offset, routers, domain-name, domain-name-servers, domain-search, host-name, dhcp6.name-servers, dhcp6.domain-search, netbios-name-servers, netbios-scope, interface-mtu, rfc3442-classless-static-routes, ntp-servers, dhcp6.fqdn, dhcp6.sntp-servers; timeout 60; retry 60; initial-interval 3; package isc-dhcp-client version 4.2.4-7ubuntu8 Is this fixed in the newer versions? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: New Status in isc-dhcp package in Ubuntu: Confirmed Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: isc-dhcp (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: New Status in isc-dhcp package in Ubuntu: Confirmed Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
Oct 08 10:00:19 odroid dhclient[587]: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 15 (xid=0xe7223b64) Oct 08 10:00:19 odroid sh[578]: DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 15 (xid=0xe7223b64) Oct 08 10:00:34 odroid dhclient[587]: No DHCPOFFERS received. Oct 08 10:00:34 odroid dhclient[587]: No working leases in persistent database - sleeping. Oct 08 10:00:34 odroid sh[578]: No DHCPOFFERS received. Oct 08 10:00:34 odroid sh[578]: No working leases in persistent database - sleeping. Oct 08 10:00:35 odroid sshd[836]: Received SIGHUP; restarting. Oct 08 10:00:35 odroid systemd[1]: Reloaded OpenBSD Secure Shell server. Oct 08 10:00:35 odroid sh[578]: ifup: interface eth0 already configured Oct 08 10:00:35 odroid sshd[836]: Server listening on 0.0.0.0 port 22. Oct 08 10:00:35 odroid sshd[836]: Server listening on :: port 22. Now i killed dhclient for eth0 No dhclient is running now Now i plug the network cable Oct 08 10:03:17 odroid kernel: [adjust link] -> eth: full-duplex Oct 08 10:03:17 odroid kernel: [adjust link] -> eth: phy_speed <> priv_speed) Oct 08 10:03:17 odroid kernel: [adjust link -> eth: am_adjust_link state change (new_state=true) Oct 08 10:03:17 odroid kernel: libphy: 0:01 - Link is Up - 1000/Full Oct 08 10:03:17 odroid kernel: IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready Thats it, still no dhclient is running for eth0. @Oliver : no dhclient is started if the link becomes ready cat /etc/network/interfaces.d/eth0 allow-hotplug eth0 iface eth0 inet dhcp -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: New Status in isc-dhcp package in Ubuntu: New Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
dhclient.conf has "timeout 300" set by default in ubuntu so theoretically according to the manpge it should exit after 5min. this looks like a bug in dhclient itself ** Also affects: isc-dhcp (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: New Status in isc-dhcp package in Ubuntu: New Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1503680] Re: dhclient for eth0 does never exit and retries dhcp foerever
simon: starting dhclient on connect should be done by ifup once the link exists and if allow-hotplug is set in /etc/network/interfaces.d/eth0 ... does this not happen if you manually kill dhclient and then connect a cable ? -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to isc-dhcp in Ubuntu. https://bugs.launchpad.net/bugs/1503680 Title: dhclient for eth0 does never exit and retries dhcp foerever Status in Snappy: New Status in isc-dhcp package in Ubuntu: New Bug description: When booting snappy without eth0 connected, dhclient runs forever trying to retrieve DHCP every 5 minutes. dhclient is run with the -1 parameter which is supposed to try only once and exit after trying. -1 Try to get a lease once. On failure exit with code 2. In DHCPv6 this sets the maximum duration of the initial exchange to timeout (from dhclient.conf(5) with a default of sixty seconds). Though dhclient keeps running / does not exit. If dhclient is changed to exit after failure, it must be insured that it will be restarted when the network interface gets a physical link. To manage notifications about this bug go to: https://bugs.launchpad.net/snappy/+bug/1503680/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
