diff options
Diffstat (limited to 'contrib/initrd/dhcpd.conf.etherboot.include')
| -rw-r--r-- | contrib/initrd/dhcpd.conf.etherboot.include | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/contrib/initrd/dhcpd.conf.etherboot.include b/contrib/initrd/dhcpd.conf.etherboot.include new file mode 100644 index 00000000..9cec1dc1 --- /dev/null +++ b/contrib/initrd/dhcpd.conf.etherboot.include @@ -0,0 +1,207 @@ +# dhcpd.conf include file for Etherboot +# +# Include this file from your /etc/dhcpd.conf +# $Id$ + +# Definition of Etherboot options +# (taken from vendortags.html) + +# We use an encapsulated option space to avoid polluting the site-local DHCP option space +# +option space etherboot; +option etherboot-encapsulated-options code 150 = encapsulate etherboot; + +# Definition of option codes within the etherboot-encapsulated-options space +# +option etherboot.extensions-path code 18 = string; +option etherboot.magic code 128 = string; +option etherboot.kernel-cmdline code 129 = string; +option etherboot.menu-opts code 160 = string; +option etherboot.nic-dev-id code 175 = string; +option etherboot.menu-selection code 176 = unsigned integer 8; +option etherboot.motd-1 code 184 = string; +option etherboot.motd-2 code 185 = string; +option etherboot.motd-3 code 186 = string; +option etherboot.motd-4 code 187 = string; +option etherboot.motd-5 code 188 = string; +option etherboot.motd-6 code 189 = string; +option etherboot.motd-7 code 190 = string; +option etherboot.motd-8 code 191 = string; +option etherboot.image-1 code 192 = string; +option etherboot.image-2 code 193 = string; +option etherboot.image-3 code 194 = string; +option etherboot.image-4 code 195 = string; +option etherboot.image-5 code 196 = string; +option etherboot.image-6 code 197 = string; +option etherboot.image-7 code 198 = string; +option etherboot.image-8 code 199 = string; +option etherboot.image-9 code 200 = string; +option etherboot.image-10 code 201 = string; +option etherboot.image-11 code 202 = string; +option etherboot.image-12 code 203 = string; +option etherboot.image-13 code 204 = string; +option etherboot.image-14 code 205 = string; +option etherboot.image-15 code 206 = string; +option etherboot.image-16 code 207 = string; +option etherboot.kmod code 254 = string; + +# Legacy support for Etherboot options as site-local options (i.e. non-encapsulated) +# Note: options defined after the switch to encapsulated options should not be defined here +# +option legacy-etherboot-magic code 128 = string; +option legacy-etherboot-kernel-cmdline code 129 = string; +option legacy-etherboot-menu-opts code 160 = string; +option legacy-etherboot-menu-selection code 176 = unsigned integer 8; +option legacy-etherboot-motd-1 code 184 = string; +option legacy-etherboot-motd-2 code 185 = string; +option legacy-etherboot-motd-3 code 186 = string; +option legacy-etherboot-motd-4 code 187 = string; +option legacy-etherboot-motd-5 code 188 = string; +option legacy-etherboot-motd-6 code 189 = string; +option legacy-etherboot-motd-7 code 190 = string; +option legacy-etherboot-motd-8 code 191 = string; +option legacy-etherboot-image-1 code 192 = string; +option legacy-etherboot-image-2 code 193 = string; +option legacy-etherboot-image-3 code 194 = string; +option legacy-etherboot-image-4 code 195 = string; +option legacy-etherboot-image-5 code 196 = string; +option legacy-etherboot-image-6 code 197 = string; +option legacy-etherboot-image-7 code 198 = string; +option legacy-etherboot-image-8 code 199 = string; +option legacy-etherboot-image-9 code 200 = string; +option legacy-etherboot-image-10 code 201 = string; +option legacy-etherboot-image-11 code 202 = string; +option legacy-etherboot-image-12 code 203 = string; +option legacy-etherboot-image-13 code 204 = string; +option legacy-etherboot-image-14 code 205 = string; +option legacy-etherboot-image-15 code 206 = string; +option legacy-etherboot-image-16 code 207 = string; + +# Apply Etherboot options only for Etherboot clients +# +if substring ( option vendor-class-identifier, 0, 9 ) = "Etherboot" { + + # We must specify this value for etherboot-magic, or Etherboot will + # ignore all other options. + # + option etherboot.magic E4:45:74:68:00:00; + + # Bootfile name: derive from etherboot.kmod (calculated below) + # Use boot.nbi if no NIC_DEV_ID option present + # (i.e. if etherboot.kmod doesn't get set) + # Also pass filename back in filename field + # + option bootfile-name = pick-first-value ( concat ( "boot-", + config-option etherboot.kmod, + ".nbi" ), + "boot.nbi" ) ; + filename = config-option bootfile-name; + + # "Sensible" default values for some options + + # Mount devfs (will probably be needed for a network-boot) + option etherboot.kernel-cmdline " devfs=mount"; + + # Info message (includes client IP address, MAC address, hardware ID string, + # server IP address and name of boot file) + option etherboot.motd-4 = concat ( "Using Etherboot to boot ", + binary-to-ascii ( 10, 8, ".", leased-address ), + " [", + binary-to-ascii ( 16, 8, ":", suffix ( hardware, 6 ) ), + "] [", + pick-first-value ( option etherboot.nic-dev-id, "unknown card" ), + "]", 0d:0a, " from ", + binary-to-ascii ( 10, 8, ".", option dhcp-server-identifier ), + " with file ", + config-option tftp-server-name, + ":", + config-option bootfile-name, + " [", + pick-first-value ( config-option etherboot.kmod, "unknown module" ), + "]", 0d:0a ); + + # Legacy site-local option support + # If client does not include an etherboot-encapsulated-options field in its DHCPREQUEST, then + # it will not understand etherboot-encapsulated-options in the DHCPACK and so we must send + # back the options as site-local options (i.e. not encapsulated). + # Note: we need do this only for options that existed prior to the switch to encapsulation. + # + if not exists etherboot-encapsulated-options { + option legacy-etherboot-magic = config-option etherboot.magic; + option legacy-etherboot-kernel-cmdline = config-option etherboot.kernel-cmdline; + option legacy-etherboot-menu-opts = config-option etherboot.menu-opts; + option legacy-etherboot-menu-selection = config-option etherboot.menu-selection; + option legacy-etherboot-motd-1 = config-option etherboot.motd-1; + option legacy-etherboot-motd-2 = config-option etherboot.motd-2; + option legacy-etherboot-motd-3 = config-option etherboot.motd-3; + option legacy-etherboot-motd-4 = config-option etherboot.motd-4; + option legacy-etherboot-motd-5 = config-option etherboot.motd-5; + option legacy-etherboot-motd-6 = config-option etherboot.motd-6; + option legacy-etherboot-motd-7 = config-option etherboot.motd-7; + option legacy-etherboot-motd-8 = config-option etherboot.motd-8; + option legacy-etherboot-image-1 = config-option etherboot.image-1; + option legacy-etherboot-image-2 = config-option etherboot.image-2; + option legacy-etherboot-image-3 = config-option etherboot.image-3; + option legacy-etherboot-image-4 = config-option etherboot.image-4; + option legacy-etherboot-image-5 = config-option etherboot.image-5; + option legacy-etherboot-image-6 = config-option etherboot.image-6; + option legacy-etherboot-image-7 = config-option etherboot.image-7; + option legacy-etherboot-image-8 = config-option etherboot.image-8; + option legacy-etherboot-image-9 = config-option etherboot.image-9; + option legacy-etherboot-image-10 = config-option etherboot.image-10; + option legacy-etherboot-image-11 = config-option etherboot.image-11; + option legacy-etherboot-image-12 = config-option etherboot.image-12; + option legacy-etherboot-image-13 = config-option etherboot.image-13; + option legacy-etherboot-image-14 = config-option etherboot.image-14; + option legacy-etherboot-image-15 = config-option etherboot.image-15; + option legacy-etherboot-image-16 = config-option etherboot.image-16; + } +} + +# Some options should be set for both Etherboot and the udhcpc client +# +if ( ( substring ( option vendor-class-identifier, 0, 9 ) = "Etherboot" ) + or ( substring ( option vendor-class-identifier, 0, 5 ) = "udhcp" ) ) { + + # TFTP server defaults to DHCP server and is specified in both + # next-server field and tftp-server-name option field + # + option tftp-server-name = binary-to-ascii ( 10, 8, ".", config-option dhcp-server-identifier ); + server-name = config-option tftp-server-name; + next-server = config-option dhcp-server-identifier; + + # Root path defaults to root of TFTP server + option root-path = concat ( config-option tftp-server-name, ":/" ); + + # A fallback hostname, generated from the IP address + option host-name = concat ( "client_", binary-to-ascii ( 10, 8, "_", leased-address ) ); +} + +# Force some items onto parameter request list for udhcp +# +if substring ( option vendor-class-identifier, 0, 5 ) = "udhcp" { + # Forcibly add root-path to list + option dhcp-parameter-request-list = concat ( option dhcp-parameter-request-list, 11 ); +} + +# Etherboot sends a string to identify the NIC in etherboot.nic-dev-id. +# For PCI NICs, this string is of the form "PCI:vvvv:dddd" where vvvv is the +# vendor identifier and dddd the device identifier, in lower-case ASCII hex. +# For ISA NICs, the format of the string is "ISA:..." where ... is not yet +# decided upon. +# +# We use the identifier to select the NBI image that will be specified via +# the "bootfile-name" option. +# +# PCI NICs - use PCI vendor and device IDs +# Listed in file generated by mknbi-set +# +include "/etc/dhcpd.conf.etherboot-pcimap.include"; + +# ISA NICs +# +if substring ( option vendor-class-identifier, 0, 9 ) = "Etherboot" { + if exists etherboot.nic-dev-id { + + } +} |