[CentOS] kickstart: dracut-initqueue fails due to unresolvable hostname even though network config looks perfectly ok
Frank Thommen
list.centos at drosera.chMon May 15 13:04:03 UTC 2017
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This problem still bites us. I've tried to play around with DHCP settings (rd.net.timeout.dhcp, rd.net.dhcp.retry) to no avail. I'm happy about /any/ hint. Cheers frank On 04/24/2017 11:57 PM, Frank Thommen wrote: > Hi, > > kickstarting fails due to problems with host resolution, even though the > network seems to be properly configured through DHCP. eno1 and eno2 are > both attached to the network, but only eno1 gets an IP via DHCP. Still > `curl` cannot resolve the mirror host and the kickstart host during > dracut-initqueue: > > rdsosreport.txt > ------------------------------------------------ > [...] > [ 14.780428] localhost kernel: IPv6: ADDRCONF(NETDEV_UP): eno1: link > is not ready > [ 19.977052] localhost kernel: tg3 0000:0b:00.0 eno1: Link is up at > 1000 Mbps, full duplex > [ 19.977118] localhost kernel: tg3 0000:0b:00.0 eno1: Flow control is > off for TX and off for RX > [ 19.978880] localhost kernel: tg3 0000:0b:00.0 eno1: EEE is disabled > [ 19.980693] localhost kernel: IPv6: ADDRCONF(NETDEV_CHANGE): eno1: > link becomes ready > [ 19.829468] localhost dracut-initqueue[992]: dhcp: PREINIT eno1 up > [ 19.853734] localhost dhclient[1393]: DHCPDISCOVER on eno1 to > 255.255.255.255 port 67 interval 6 (xid=0x4df19201) > [ 26.030151] localhost dhclient[1393]: DHCPDISCOVER on eno1 to > 255.255.255.255 port 67 interval 13 (xid=0x4df19201) > [ 26.033472] localhost dhclient[1393]: DHCPREQUEST on eno1 to > 255.255.255.255 port 67 (xid=0x4df19201) > [ 26.033668] localhost dhclient[1393]: DHCPOFFER from 10.128.196.98 > [ 26.038851] localhost dhclient[1393]: DHCPACK from 10.128.196.98 > (xid=0x4df19201) > [ 26.067534] localhost dracut-initqueue[992]: dhcp: BOND setting eno1 > [ 28.082735] localhost dhclient[1393]: bound to 10.128.196.20 -- > renewal in 21301 seconds. > [ 28.456131] localhost kernel: tg3 0000:0b:00.1: irq 153 for MSI/MSI-X > [ 28.456149] localhost kernel: tg3 0000:0b:00.1: irq 154 for MSI/MSI-X > [ 28.456165] localhost kernel: tg3 0000:0b:00.1: irq 155 for MSI/MSI-X > [ 28.456180] localhost kernel: tg3 0000:0b:00.1: irq 156 for MSI/MSI-X > [ 28.456196] localhost kernel: tg3 0000:0b:00.1: irq 157 for MSI/MSI-X > [ 28.570450] localhost kernel: IPv6: ADDRCONF(NETDEV_UP): eno2: link > is not ready > [ 34.024621] localhost kernel: tg3 0000:0b:00.1 eno2: Link is up at > 1000 Mbps, full duplex > [ 34.026347] localhost kernel: tg3 0000:0b:00.1 eno2: Flow control is > off for TX and off for RX > [ 34.028069] localhost kernel: tg3 0000:0b:00.1 eno2: EEE is disabled > [ 34.029776] localhost kernel: IPv6: ADDRCONF(NETDEV_CHANGE): eno2: > link becomes ready > [ 33.803606] localhost dracut-initqueue[992]: dhcp: PREINIT eno2 up > [ 33.827664] localhost dhclient[1570]: DHCPDISCOVER on eno2 to > 255.255.255.255 port 67 interval 7 (xid=0x1e8bdc4b) > [ 41.000199] localhost dhclient[1570]: DHCPDISCOVER on eno2 to > 255.255.255.255 port 67 interval 15 (xid=0x1e8bdc4b) > [ 55.588353] localhost dhclient[1570]: DHCPDISCOVER on eno2 to > 255.255.255.255 port 67 interval 18 (xid=0x1e8bdc4b) > [ 74.172423] localhost dhclient[1570]: DHCPDISCOVER on eno2 to > 255.255.255.255 port 67 interval 12 (xid=0x1e8bdc4b) > [ 86.446514] localhost dhclient[1570]: DHCPDISCOVER on eno2 to > 255.255.255.255 port 67 interval 9 (xid=0x1e8bdc4b) > [ 95.253443] localhost dhclient[1570]: No DHCPOFFERS received. > [ 95.253648] localhost dhclient[1570]: No working leases in persistent > database - sleeping. > [ 95.282175] localhost dracut-initqueue[992]: dhcp: FAIL > [ 95.353255] localhost dracut-initqueue[992]: RTNETLINK answers: File > exists > [ 102.502688] localhost dracut-initqueue[992]: Warning: can't find > installer mainimage path in .treeinfo > [ 102.517568] localhost dracut-initqueue[992]: % Total % Received % > Xferd Average Speed Time Time Time Current > [ 102.525942] localhost dracut-initqueue[992]: Dload Upload Total > Spent Left Speed > [ 102.534277] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0Warning: Transient > problem: timeout Will retry in 1 seconds. 3 retries left. > [ 103.527190] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0Warning: Transient > problem: timeout Will retry in 2 seconds. 2 retries left. > [ 105.533677] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0Warning: Transient > problem: timeout Will retry in 4 seconds. 1 retries left. > [ 109.542329] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0curl: (6) Could not > resolve host: our.centos.mirror; Unknown error > [ 109.551613] localhost dracut-initqueue[992]: Warning: Downloading > 'http://our.centos.mirror/7.2.1511/os/x86_64/LiveOS/squashfs.img' failed! > [ 109.615143] localhost dracut-initqueue[992]: % Total % Received % > Xferd Average Speed Time Time Time Current > [ 109.624698] localhost dracut-initqueue[992]: Dload Upload Total > Spent Left Speed > [ 109.625018] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0Warning: Transient > problem: timeout Will retry in 1 seconds. 3 retries left. > [ 110.624800] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0Warning: Transient > problem: timeout Will retry in 2 seconds. 2 retries left. > [ 112.631351] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0Warning: Transient > problem: timeout Will retry in 4 seconds. 1 retries left. > [ 116.639935] localhost dracut-initqueue[992]: 0 0 0 0 0 > 0 0 0 --:--:-- --:--:-- --:--:-- 0curl: (6) Could not > resolve host: our.kickstart.server; Unknown error > [ 116.650727] localhost dracut-initqueue[992]: Warning: failed to fetch > kickstart from http://our.kickstart.server/ks.cgi > [ 242.126427] our.client dracut-initqueue[992]: Warning: > dracut-initqueue timeout - starting timeout scripts > [... 120 times this warning ...] > [ 304.648460] our.client systemd[1]: Received SIGRTMIN+20 from PID 991 > (plymouthd). > [ 304.650862] our.client dracut-initqueue[992]: Warning: /dev/root does > not exist > [ 304.659840] our.client systemd[1]: Starting Dracut Emergency Shell... > [ 304.684459] our.client systemd[1]: Received SIGRTMIN+21 from PID 991 > (plymouthd). > [... exiting to emergency shell ...] > > > dropped to the emergency shell, the network config looks absolutely ok: > > $ ip route > default via 10.128.196.97 dev eno1 > 10.128.196.0/24 dev eno1 proto kernel scope link src 10.128.196.20 > 169.254.95.0/24 dev enp0s20u1u5 proto kernel scope link src > 169.254.95.120 > $ > > `ip a` shows the correct IP address for eno1 and /etc/resolv.conf has > all required nameservers. From the emergency shell both hostnames > (our.centos.mirror and our.kickstart.server) are perfectly resolvable > and accessible. > > The used PXE config is: > > LABEL CentOS-7 > kernel centos-7.2/vmlinuz > append initrd=centos-7.2/initrd.img ip=dhcp > inst.repo=http://our.centos.mirror/7.2.1511/os/x86_64 inst.ks.sendmac > inst.ks=http://our.kickstart.server/ks.cgi > > > Any idea, why curl cannot resolve the two hostnames or how I can debug > this further? > > > Cheers > frank > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos
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