On 2018-10-18 2:37 a.m., Samuel Sieb wrote: > On 10/17/18 3:54 PM, Digimer wrote: >> First, do you have docs/links/reference material you might recommend on >> building a Fedora-based UEFI PXE server? I'd love to try and get further >> on my own and keep questions to a minimum. > > I don't remember where I found information. I know I had to figure out > quite a bit of it myself. There might be better references now. > >> Right now, I've got a KVM/qemu guest configured with UEFI. I've setup >> the following; >> >> ==== >> [root@f28-striker01 fedora28]# cat /var/lib/tftpboot/pxelinux/uefi > > I assume there was supposed to be a "grub.cfg" at the end of that line. > It looks ok, but you aren't getting to that yet anyway. > >> When I PXE boot the UEFI guest, it gets the IP from the PXE server, >> downloads uefi/shim.efi, then hangs on 'Fetching Netboot image'. It >> never shows a menu. >> >> ==== (on EFI guest, transcribed manually) >>>> Start PXE over IPv4 >> Station IP address is 10.1.14.186 >> >> Server IP address is 10.1.4.1 >> NBP filename is uefi/shim.efi >> NBP filesize is 1210776 Bytes >> Downloading NBP file... >> >> NBP file downloaded successfully. >> Fetching Netboot Image >> ==== >> >> And there it hangs. I'm not sure how to debug to see more detail on what >> it is trying to do. This UEFI PXE booting is totally new for me, so I >> may be missing something terribly obvious. > > If you could get a log of requests from the tftp server that would have > helped you. However, I don't think it does that. Many times I used > strace on the tftp server to find out what requests it was getting. > > I'm guessing that you are missing the "grubx64.efi" file that shim wants > to load. You should be able to get that from the install iso as well. Hi, I have grubx64.efi, and when I tcpdump the tftp server when the client requests, I can see it downloads it; ==== 11:31:11.024630 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 52:54:00:27:d4:0b (oui Unknown), length 347 11:31:11.032593 ARP, Request who-has 10.1.14.186 tell f28-striker01.alteeve.com, length 28 11:31:12.033897 IP f28-striker01.alteeve.com.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length 300 11:31:12.063310 ARP, Request who-has 10.1.14.186 tell f28-striker01.alteeve.com, length 28 11:31:12.089696 IP6 :: > ff02::2: ICMP6, router solicitation, length 8 11:31:12.397267 IP6 fe80::fc54:ff:fe2b:6179.mdns > ff02::fb.mdns: 0 PTR (QM)? _googlecast._tcp.local. (40) 11:31:12.397523 IP6 fe80::fc54:ff:fe2b:6179.mdns > ff02::fb.mdns: 0 PTR (QM)? _googlecast._tcp.local. (40) 11:31:13.087302 ARP, Request who-has 10.1.14.186 tell f28-striker01.alteeve.com, length 28 11:31:13.398560 IP6 fe80::fc54:ff:fe2b:6179.mdns > ff02::fb.mdns: 0 PTR (QM)? _googlecast._tcp.local. (40) 11:31:13.398714 IP6 fe80::fc54:ff:fe2b:6179.mdns > ff02::fb.mdns: 0 PTR (QM)? _googlecast._tcp.local. (40) 11:31:14.989830 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 52:54:00:27:d4:0b (oui Unknown), length 359 11:31:14.997147 IP f28-striker01.alteeve.com.bootps > 255.255.255.255.bootpc: BOOTP/DHCP, Reply, length 300 11:31:14.999026 ARP, Request who-has f28-striker01.alteeve.com tell 10.1.14.186, length 28 11:31:14.999055 ARP, Reply f28-striker01.alteeve.com is-at 52:54:00:2b:61:79 (oui Unknown), length 28 11:31:14.999202 IP 10.1.14.186.gridgen-elmd > f28-striker01.alteeve.com.tftp: 43 RRQ "uefi/shim.efi" octet tsize 0 blksize 1482 11:31:15.006565 IP f28-striker01.alteeve.com.54233 > 10.1.14.186.gridgen-elmd: UDP, length 29 11:31:15.006964 IP 10.1.14.186.gridgen-elmd > f28-striker01.alteeve.com.54233: UDP, length 30 # Grabs shim.efi 11:31:15.010734 IP 10.1.14.186.simba-cs > f28-striker01.alteeve.com.tftp: 35 RRQ "uefi/shim.efi" octet blksize 1482 11:31:15.011940 IP f28-striker01.alteeve.com.36986 > 10.1.14.186.simba-cs: UDP, length 15 11:31:15.012474 IP 10.1.14.186.simba-cs > f28-striker01.alteeve.com.36986: UDP, length 4 11:31:15.012543 IP f28-striker01.alteeve.com.36986 > 10.1.14.186.simba-cs: UDP, bad length 1486 > 1472 11:31:15.012568 IP f28-striker01.alteeve.com > 10.1.14.186: udp .... 11:31:15.142179 IP 10.1.14.186.simba-cs > f28-striker01.alteeve.com.36986: UDP, length 4 11:31:15.142193 IP f28-striker01.alteeve.com.36986 > 10.1.14.186.simba-cs: UDP, bad length 1486 > 1472 11:31:15.142198 IP f28-striker01.alteeve.com > 10.1.14.186: udp 11:31:15.142307 IP 10.1.14.186.simba-cs > f28-striker01.alteeve.com.36986: UDP, length 4 11:31:15.142320 IP f28-striker01.alteeve.com.36986 > 10.1.14.186.simba-cs: UDP, length 1468 11:31:15.142397 IP 10.1.14.186.simba-cs > f28-striker01.alteeve.com.36986: UDP, length 4 # Grabs grubx64.efi 11:31:15.145491 IP 10.1.14.186.aspeclmd > f28-striker01.alteeve.com.tftp: 37 RRQ "uefi/grubx64.efi" octet blksize 512 11:31:15.146499 IP f28-striker01.alteeve.com.57530 > 10.1.14.186.aspeclmd: UDP, length 14 11:31:15.146924 IP 10.1.14.186.aspeclmd > f28-striker01.alteeve.com.57530: UDP, length 4 11:31:15.146968 IP f28-striker01.alteeve.com.57530 > 10.1.14.186.aspeclmd: UDP, length 516 .... 11:31:15.356933 IP f28-striker01.alteeve.com.57530 > 10.1.14.186.aspeclmd: UDP, length 516 11:31:15.357052 IP 10.1.14.186.aspeclmd > f28-striker01.alteeve.com.57530: UDP, length 4 11:31:15.357068 IP f28-striker01.alteeve.com.57530 > 10.1.14.186.aspeclmd: UDP, length 332 11:31:15.357156 IP 10.1.14.186.aspeclmd > f28-striker01.alteeve.com.57530: UDP, length 4 11:31:15.399554 IP6 fe80::fc54:ff:fe2b:6179.mdns > ff02::fb.mdns: 0 PTR (QM)? _googlecast._tcp.local. (40) 11:31:15.399774 IP6 fe80::fc54:ff:fe2b:6179.mdns > ff02::fb.mdns: 0 PTR (QM)? _googlecast._tcp.local. (40) 11:31:20.191316 ARP, Request who-has 10.1.14.186 tell f28-striker01.alteeve.com, length 28 ==== -- Digimer Papers and Projects: https://alteeve.com/w/ "I am, somehow, less interested in the weight and convolutions of Einstein’s brain than in the near certainty that people of equal talent have lived and died in cotton fields and sweatshops." - Stephen Jay Gould _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx
