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cluster: use static addresses 

This disables DHCP on all k0 nodes. This change has been tentatively
deployed to bc01n01 (which is cordoned off in kube), and I will deploy
it to the rest of k0 machines once merged.

Change-Id: I96253a9d0acedb4512c877c64174992ffdb43d58
master
q3k 2020-12-14 19:10:50 +01:00
parent 9173333e6c
commit acdd665b08
2 changed files with 20 additions and 1 deletions
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10
cluster/nix/defs-machines.nix
View File

@ -4,6 +4,8 @@
threads = 16; threads = 16;
fqdn = "${name}.hswaw.net"; fqdn = "${name}.hswaw.net";
ipAddr = "185.236.240.35"; ipAddr = "185.236.240.35";
ipAddrBits = 28;
gw = "185.236.240.33";
podNet = "10.10.16.0/24"; podNet = "10.10.16.0/24";
diskBoot = "/dev/disk/by-id/scsi-360024e8078a9060023b1043107388af5"; diskBoot = "/dev/disk/by-id/scsi-360024e8078a9060023b1043107388af5";
fsRoot = "/dev/disk/by-uuid/518ecac1-00ea-4ef0-9418-9eca6ce6d918"; fsRoot = "/dev/disk/by-uuid/518ecac1-00ea-4ef0-9418-9eca6ce6d918";
@ -15,6 +17,8 @@
threads = 16; threads = 16;
fqdn = "${name}.hswaw.net"; fqdn = "${name}.hswaw.net";
ipAddr = "185.236.240.36"; ipAddr = "185.236.240.36";
ipAddrBits = 28;
gw = "185.236.240.33";
podNet = "10.10.17.0/24"; podNet = "10.10.17.0/24";
diskBoot = "/dev/disk/by-id/scsi-360024e8078b0250023b10f8706d3c99e"; diskBoot = "/dev/disk/by-id/scsi-360024e8078b0250023b10f8706d3c99e";
fsRoot = "/dev/disk/by-uuid/2d45c87b-029b-463e-a7cb-afd5a3089327"; fsRoot = "/dev/disk/by-uuid/2d45c87b-029b-463e-a7cb-afd5a3089327";
@ -26,6 +30,8 @@
threads = 16; threads = 16;
fqdn = "${name}.hswaw.net"; fqdn = "${name}.hswaw.net";
ipAddr = "185.236.240.37"; ipAddr = "185.236.240.37";
ipAddrBits = 28;
gw = "185.236.240.33";
podNet = "10.10.18.0/24"; podNet = "10.10.18.0/24";
diskBoot = "/dev/disk/by-id/scsi-360024e8078a8fa0023b1787e0605a3e0"; diskBoot = "/dev/disk/by-id/scsi-360024e8078a8fa0023b1787e0605a3e0";
fsRoot = "/dev/disk/by-uuid/afc05836-c9b3-4d7e-b0a2-3ebfe2336d4f"; fsRoot = "/dev/disk/by-uuid/afc05836-c9b3-4d7e-b0a2-3ebfe2336d4f";
@ -37,6 +43,8 @@
threads = 48; threads = 48;
fqdn = "${name}.hswaw.net"; fqdn = "${name}.hswaw.net";
ipAddr = "185.236.240.39"; ipAddr = "185.236.240.39";
ipAddrBits = 28;
gw = "185.236.240.33";
podNet = "10.10.19.0/24"; podNet = "10.10.19.0/24";
diskBoot = "/dev/disk/by-id/ata-Samsung_SSD_860_EVO_250GB_S3YJNX1M604518E"; diskBoot = "/dev/disk/by-id/ata-Samsung_SSD_860_EVO_250GB_S3YJNX1M604518E";
fsRoot = "/dev/disk/by-uuid/b4149083-49fe-4951-a143-aff4cedaf33a"; fsRoot = "/dev/disk/by-uuid/b4149083-49fe-4951-a143-aff4cedaf33a";
@ -48,6 +56,8 @@
threads = 48; threads = 48;
fqdn = "${name}.hswaw.net"; fqdn = "${name}.hswaw.net";
ipAddr = "185.236.240.40"; ipAddr = "185.236.240.40";
ipAddrBits = 28;
gw = "185.236.240.33";
podNet = "10.10.20.0/24"; podNet = "10.10.20.0/24";
diskBoot = "/dev/disk/by-id/ata-Samsung_SSD_860_EVO_250GB_S3YJNF0M717009H"; diskBoot = "/dev/disk/by-id/ata-Samsung_SSD_860_EVO_250GB_S3YJNF0M717009H";
fsRoot = "/dev/disk/by-uuid/fc5c6456-5bbd-4b9e-a93e-7f9073ffe09a"; fsRoot = "/dev/disk/by-uuid/fc5c6456-5bbd-4b9e-a93e-7f9073ffe09a";

11
cluster/nix/modules/base.nix
View File

@ -34,7 +34,16 @@ rec {
programs.mtr.enable = true; programs.mtr.enable = true;
networking.useDHCP = false; networking.useDHCP = false;
networking.interfaces."${machine.mgmtIf}".useDHCP = true; networking.interfaces."${machine.mgmtIf}" = {
ipv4.addresses = [
{
address = machine.ipAddr;
prefixLength = machine.ipAddrBits;
}
];
};
networking.defaultGateway = machine.gw;
networking.nameservers = ["185.236.240.1"];
# Instead of using nixpkgs from the root/nixos channel, use pkgs pin from this file. # Instead of using nixpkgs from the root/nixos channel, use pkgs pin from this file.
nix.nixPath = [ "nixpkgs=${pkgs.path}" "nixos-config=/etc/nixos/configuration.nix" ]; nix.nixPath = [ "nixpkgs=${pkgs.path}" "nixos-config=/etc/nixos/configuration.nix" ];