diff options
Diffstat (limited to 'builder/modules.d/systemd-networkd-ext/hooks')
3 files changed, 0 insertions, 348 deletions
diff --git a/builder/modules.d/systemd-networkd-ext/hooks/configure-dhcp-for-newroot.sh b/builder/modules.d/systemd-networkd-ext/hooks/configure-dhcp-for-newroot.sh deleted file mode 100644 index b9803729..00000000 --- a/builder/modules.d/systemd-networkd-ext/hooks/configure-dhcp-for-newroot.sh +++ /dev/null @@ -1,64 +0,0 @@ -#!/bin/bash -# -# This hook creates a networkd configuration for the NEWROOT -# * DHCP configuration for the boot interface -# * Set static hostname via /etc/hostname -# This uses the configuration file generated by the parse-kcl-for-networkd.sh -# hook Note: on systemd v219, UseDomains is bugged and does not seem to do -# anything thus that option is complemented with the KCL's domain to hopefully -# garantee one of these will take effect. - -. "/run/openslx/network.conf" - -NETWORKD_DIR="/etc/systemd/network" -mkdir -p "${NEWROOT}/${NETWORKD_DIR}" - -# First, copy over every configuration made so far, -# excluding the physical interface if bridged -cp "${NETWORKD_DIR}/${SLX_BRIDGE}"* "${NEWROOT}/${NETWORKD_DIR}" - -# Now determine which network configuration we are running -# VLANs are already configured to DHCP, so nothing to do -if [ -z "${SLX_VLAN_ID}" ]; then - # In both bridged and non-bridged mode, we need to adjust - # the configuration to DHCP for stage4 - MATCH_LINE= - MATCH_LINE_EXTRA= - MAIN_NET_CONF= - if [ -n "${SLX_BRIDGE}" ]; then - MATCH_LINE="Name=${SLX_BRIDGE}" - MAIN_NETIF_CONF="${NETWORKD_DIR}/${SLX_BRIDGE}.network" - elif [ -n "${SLX_PXE_MAC}" ]; then - MATCH_LINE="MACAddress=${SLX_PXE_MAC}" - MATCH_LINE_EXTRA="Path=pci*" - MAIN_NETIF_CONF="${NETWORKD_DIR}/${SLX_PXE_NETIF}.network" - else - emergency_shell "Could not determine network configuration mode!" - fi - # backup current network config for later reference before overwritting it - if [ -e "${MAIN_NETIF_CONF}" ]; then - mv "${NEWROOT}/${MAIN_NETIF_CONF}" "${NEWROOT}/${MAIN_NETIF_CONF}.stage3" - else - emergency_shell "Failed to find main networkd configuration: ${MAIN_NETIF_CONF}" - fi - # Now generate a DHCP configuration for the main interface - cat <<-EOF > "${NEWROOT}/${MAIN_NETIF_CONF}" - [Match] - ${MATCH_LINE} - ${MATCH_LINE_EXTRA} - - [Network] - DHCP=ipv4 - LinkLocalAddressing=no - IPv6AcceptRA=no - - [DHCP] - UseDNS=true - UseDomains=true - UseHostname=true - CriticalConnection=true - EOF -fi - -# Workaround: UseHostname seems broken, so manually set the hostname for now... -[ -n "${SLX_HOSTNAME}" ] && echo "${SLX_HOSTNAME}" > $NEWROOT/etc/hostname diff --git a/builder/modules.d/systemd-networkd-ext/hooks/copy-networkd-files-to-newroot.sh b/builder/modules.d/systemd-networkd-ext/hooks/copy-networkd-files-to-newroot.sh deleted file mode 100644 index ec61616c..00000000 --- a/builder/modules.d/systemd-networkd-ext/hooks/copy-networkd-files-to-newroot.sh +++ /dev/null @@ -1,33 +0,0 @@ -#!/bin/bash -# -# This hook copies the core systemd-networkd related service -# files to the NEWROOT and activate them in sysinit.target -# to prevent systemd from killing these while pivot_root -NEWROOT_SYSTEMD_DIR="${NEWROOT}/usr/lib/systemd/system" -NEWROOT_SYSINIT_TARGET_DIR="${NEWROOT_SYSTEMD_DIR}/sysinit.target.wants" -mkdir -p "${NEWROOT_SYSINIT_TARGET_DIR}" - -for UNIT in \ - systemd-networkd.socket \ - systemd-networkd.service \ - systemd-resolved.service -do - UNIT_PATH="$(systemctl show -p FragmentPath $UNIT | cut -c 14-)" - [ -z "${UNIT_PATH}" ] && continue - mkdir -p "${NEWROOT}/${UNIT_PATH%/*}" - cp "${UNIT_PATH}" "${NEWROOT}/${UNIT_PATH}" - ln -sf "${UNIT_PATH}" "${NEWROOT_SYSINIT_TARGET_DIR}/${UNIT}" -done - -if [ -e "${NEWROOT_SYSTEMD_DIR}/systemd-resolved.service" ]; then - # this drop-in is needed to prevent a pull-in loop sysinit.target <-> basic.target - mkdir -p "${NEWROOT_SYSTEMD_DIR}/systemd-resolved.service.d/" - cat <<-EOF > "${NEWROOT_SYSTEMD_DIR}/systemd-resolved.service.d/00-no-default-deps.conf" - [Unit] - DefaultDependencies=no - EOF - - # finally make sure the NEWROOT resolv.conf links to the one managed by resolved. - rm "${NEWROOT}"/etc/resolv.conf - ln -s /run/systemd/resolve/resolv.conf "${NEWROOT}"/etc/resolv.conf -fi diff --git a/builder/modules.d/systemd-networkd-ext/hooks/parse-kcl-for-networkd.sh b/builder/modules.d/systemd-networkd-ext/hooks/parse-kcl-for-networkd.sh deleted file mode 100644 index a64e6efe..00000000 --- a/builder/modules.d/systemd-networkd-ext/hooks/parse-kcl-for-networkd.sh +++ /dev/null @@ -1,251 +0,0 @@ -#!/bin/bash -# -# This script was mostly stolen from 40network/parse-ip-opts.sh. It was -# adapted to generate .network files for systemd-networkd using the IP -# configuration from PXE/Syslinux in addition to domain, dns and hostname - -command -v getarg >/dev/null || . /lib/dracut-lib.sh - -# static names for the boot interface and its bridge -declare -rg BOOTIF_NAME="boot0" -declare -rg BRIDGE_NAME="br0" - -# Get all the ip-related arguments from the KCL -parse_kernel_command_line() { - ## KCL "BOOTIF": MAC address of the interface that DHCP'ed during PXE - declare -g BOOTIF="$(getarg BOOTIF=)" - # Remove the hardware type prefix of BOOTIF if it has 20 chars to get - # the plain MAC address. The hardware type prefix has length 3, e.g. "01-". - [ -n "${BOOTIF}" ] && [ ${#BOOTIF} -eq 20 ] && BOOTIF="${BOOTIF#???}" - BOOTIF="$(tr '-' ':' <<< $BOOTIF)" - readonly BOOTIF - - ## KCL "ip": is expected in following format (syslinux IPAPPEND3): - declare -rg IPCONF="$(getarg ip=)" - # <CLIENT_IP>:<PXE_SERVER_IP>:<GATEWAY_IP>:<NETMASK> - declare -g CLIENT_IP= - declare -g SERVER_IP= - declare -g GATEWAY_IP= - declare -g NETMASK= - read -r CLIENT_IP SERVER_IP GATEWAY_IP NETMASK <<< $( awk -F: '{print $1" "$2" "$3" "$4}' <<< "${IPCONF}" ) - readonly CLIENT_IP SERVER_IP GATEWAY_IP NETMASK - - - # Taken from parse-ip-opts.sh: Convert the netmask to CIDR notation - declare -g CIDR - if [[ "x$NETMASK" =~ ^x[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then - CIDR=$(mask2cidr "$NETMASK") - elif [ -n "$NETMASK" -a "x${NETMASK//[0-9]/}" = 'x' ]; then - # The mask is already a prefix length (uint), so validate it - [[ "x$CLIENT_IP" == x*:*:* && "$NETMASK" -le 128 || "$NETMASK" -le 32 ]] && CIDR=$NETMASK - fi - readonly CIDR - - # KCL "hostname" - declare -rg HOSTNAME="$(getarg hostname=)" - [ -n "$HOSTNAME" ] && echo "$HOSTNAME" > /proc/sys/kernel/hostname - - # KCL "dns" - declare -rg DNS="$(getarg dns=)" - - # KCL "domain" - declare -rg DOMAIN="$(getarg domain=)" - - # VLAN tag - declare -rg VLAN="$(getarg vlan=)" - if [ -n "$VLAN" ]; then - modprobe 8021q || emergency_shell "VLAN mode detected - failed to load 8021q" - fi - - # Bridged mode? - grep -wqE 'bridged' /proc/cmdline && declare -rg BRIDGED="y" -} - -# Dumps the parsed IP configuration to /run/openslx/network.conf -# Creates a list of "KEY=value" type variables to source later on -save_ip_config() { - local IP_RUNTIME_CONFIG="/run/openslx/network.conf" - mkdir -p "${IP_RUNTIME_CONFIG%/*}" # dirname a la bash - cat <<-EOF > "${IP_RUNTIME_CONFIG}" - SLX_PXE_CLIENT_IP=${CLIENT_IP} - SLX_PXE_SERVER_IP=${SERVER_IP} - SLX_PXE_GATEWAY=${GATEWAY_IP} - SLX_PXE_DNS=${DNS} - SLX_PXE_MAC=${BOOTIF} - SLX_PXE_NETIF=${BOOTIF_NAME} - SLX_BRIDGE=${BRIDGED:+${BRIDGE_NAME}} - SLX_VLAN_ID=${VLAN} - SLX_DNS=${DNS} - SLX_HOSTNAME=${HOSTNAME} - SLX_NET_DOMAIN=${DOMAIN} - EOF -} - -# Helper to echo the static configuration, -# including DNS and Domain, if given per KCL -print_static_ip_conf() { - [ $# -ne 2 ] && echo "Need 2 args: <ip/cidr> <gateway>. Given: $@" && return 1 - echo "Address=${1}" - echo "Gateway=${2}" - [ -n "${DNS}" ] && echo "DNS=${DNS}" - [ -n "${DOMAIN}" ] && echo "Domains=${DOMAIN}" -} - -# Create udev rule to rename the PXE boot interface to BOOTIF_NAME -create_udev_bootif_name_rule() { - [ -z "${BOOTIF}" ] && echo "No BOOTIF set, was it present in the kernel command line?" && return 1 - # priority 70 < 80-net-name-slot.rules. - echo 'SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="'${BOOTIF}'", NAME="'${BOOTIF_NAME}'"' > /etc/udev/rules.d/70-pxe-boot-interface.rules -} - -disable_ipv6() { - cat <<- EOF - LinkLocalAddressing=no - IPv6AcceptRA=no - EOF -} - -dhcp_options() { - cat <<- EOF - [DHCP] - UseDNS=true - UseDomains=true - UseHostname=true - CriticalConnection=true - EOF -} - -## Generate network and link file(s) for networkd -# Checks if an IP configuration was forwarded by -generate_networkd_config() { - mkdir -p "/etc/systemd/network" - local BOOTIF_NETWORK_CONF="/etc/systemd/network/${BOOTIF_NAME}.network" - ( - echo '[Match]' - echo "MACAddress=${BOOTIF}" - echo "Path=pci*" - echo '' - # Currently the boot interface is configured to either: - # * static ip as given by the initial DHCP during PXE - # * bridged - # * vlan-tagged (ethernet interface not configured) - # In particular, configuring both vlan tags and the physical - # interface is not supported (might be needed in some setups) - echo '[Network]' - disable_ipv6 - if [ -n "${BRIDGED}" ]; then - echo "Bridge=${BRIDGE_NAME}" - elif [ -n "${CLIENT_IP}" -a -n "${GATEWAY_IP}" ]; then - print_static_ip_conf "${CLIENT_IP}/${CIDR:-24}" "${GATEWAY_IP}" - elif [ -n "${VLAN}" ]; then - echo "VLAN=$BOOTIF_NAME.$VLAN" - else - echo -e "DHCP=ipv4\n" - dhcp_options - fi - ) > "${BOOTIF_NETWORK_CONF}" - - if [ -n "$VLAN" ]; then - local VLAN_DEV_CONF="/etc/systemd/network/${BOOTIF_NAME}.${VLAN}.netdev" - cat <<- EOF > "${VLAN_DEV_CONF}" - [NetDev] - Name=${BOOTIF_NAME}.${VLAN} - MACAddress=${BOOTIF} - Kind=vlan - - [VLAN] - Id=${VLAN} - EOF - - # Configure the vlan tagged interface for DHCPv4, TODO IPv6 - local VLAN_NETWORK_CONF="/etc/systemd/network/${BOOTIF_NAME}.${VLAN}.network" - cat <<- EOF > "${VLAN_NETWORK_CONF}" - [Match] - Name=${BOOTIF_NAME}.${VLAN} - Type=vlan - - [Link] - MACAddress=${BOOTIF} - - [Network] - DHCP=ipv4 - EOF - ( - disable_ipv6 - echo "" - dhcp_options - ) >> "${VLAN_NETWORK_CONF}" - fi - - # bridge setup - if [ -n "$BRIDGED" ]; then - local BRIDGE_DEV_CONF="/etc/systemd/network/${BRIDGE_NAME}.netdev" - cat <<- EOF > "${BRIDGE_DEV_CONF}" - [NetDev] - Name=${BRIDGE_NAME} - Kind=bridge - MACAddress=${BOOTIF} - EOF - - local BRIDGE_NETWORK_CONF="/etc/systemd/network/${BRIDGE_NAME}.network" - ( - echo '[Match]' - echo "Name=${BRIDGE_NAME}" - echo "" - echo '[Network]' - disable_ipv6 - if [ -n "${CLIENT_IP}" -a -n "${GATEWAY_IP}" ]; then - print_static_ip_conf "${CLIENT_IP}/${CIDR:-24}" "${GATEWAY_IP}" - else - # bad/no IP info, fallback to DHCP - echo -e "DHCP=ipv4\n" - dhcp_options - fi - ) > "${BRIDGE_NETWORK_CONF}" - fi - return 0 -} - -# from parse-ip-opts.sh -# Takes a netmask and outputs the corresponding CIDR -# e.g. -# mask2cidr 255.255.255.0 -# returns: 24 -mask2cidr() { - local -i bits=0 - for octet in ${1//./ }; do - for i in {0..8}; do - [ "$octet" -eq $(( 256 - (1 << i) )) ] && bits+=$((8-i)) && break - done - [ $i -eq 8 -a "$octet" -ne 0 ] && warn "Bad netmask $mask" && return - [ $i -gt 0 ] && break - done - echo $bits -} - -## MAIN ## -# Get IP config from KCL -parse_kernel_command_line - -# Save IP config for later use -save_ip_config - -# Create the udev rule to rename the boot interface to the declared BOOTIF_NAME -create_udev_bootif_name_rule || \ - emergency_shell "Failed to create udev rule for boot interface renaming." - -# Generate config files for networkd -generate_networkd_config || \ - emergency_shell "Failed to generate networkd configuration." - -# Make dracut wait for network during the udev loop (initqueue) to make -# sure we have network access in the pre-mount hook as it is needed -# to get configurations and the root filesystem -NETIF= -[ -n "${BOOTIF_NAME}" ] && NETIF="${BOOTIF_NAME}" -[ -n "${BRIDGED}" ] && [ -n "${BRIDGE_NAME}" ] && NETIF="${BRIDGE_NAME}" -[ -n "${VLAN}" ] && NETIF="${BOOTIF_NAME}.${VLAN}" - -BB=$(command -v busybox) -[ -n "${BB}" ] && BB+=" timeout -t 60" -/sbin/initqueue --finished ${BB} /lib/systemd/systemd-networkd-wait-online -i ${NETIF} |