summaryrefslogtreecommitdiffstats
path: root/source/n/network-scripts/scripts/rc.inet1
diff options
context:
space:
mode:
Diffstat (limited to 'source/n/network-scripts/scripts/rc.inet1')
-rw-r--r--source/n/network-scripts/scripts/rc.inet1128
1 files changed, 69 insertions, 59 deletions
diff --git a/source/n/network-scripts/scripts/rc.inet1 b/source/n/network-scripts/scripts/rc.inet1
index f63f93ed7..755e7efec 100644
--- a/source/n/network-scripts/scripts/rc.inet1
+++ b/source/n/network-scripts/scripts/rc.inet1
@@ -47,7 +47,7 @@ i=0
while [ $i -lt $MAXNICS ];
do
IFNAME[$i]=${IFNAME[$i]:=eth${i}}
- i=$(($i+1))
+ i=$((i+1))
done
debug_log "List of interfaces: ${IFNAME[*]}"
@@ -130,7 +130,7 @@ virtif_create() {
done
}
-# Function to destory virtual interfaces
+# Function to destroy virtual interfaces
virtif_destroy() {
# argument is 'i' - the position of this interface in the VIRTIFNAME array.
for i in $(seq 0 $((${#VIRTIFNAME[@]} - 1))); do
@@ -159,7 +159,7 @@ br_open() {
debug_log "/sbin/ip link set dev ${IFNAME[$1]} type bridge $IFOPT"
/sbin/ip link set dev ${IFNAME[$1]} type bridge $IFOPT
fi
- done <<<"${IFOPTS[$i]}|" # The | on the end is required.
+ done <<<"${IFOPTS[$i]/%|*([[:blank:]])}|" # The | on the end is required.
debug_log "/sbin/ip link set dev ${IFNAME[$1]} up"
/sbin/ip link set dev ${IFNAME[$1]} up
}
@@ -206,7 +206,7 @@ bond_create() {
debug_log "/sbin/ip link set dev ${IFNAME[$1]} type bond $IFOPT"
/sbin/ip link set dev ${IFNAME[$1]} type bond $IFOPT
fi
- done <<<"${IFOPTS[$1]}|" # The | on the end is required.
+ done <<<"${IFOPTS[$1]/%|*([[:blank:]])}|" # The | on the end is required.
}
# Function to destroy a bond.
@@ -235,7 +235,7 @@ if_up() {
i=0
while [ $i -lt $MAXNICS ]; do
[ "${IFNAME[$i]}" = "${1}" ] && break
- i=$(($i+1))
+ i=$((i+1))
done
# If "i" is greater or equal to "MAXNICS" at this point, it means we didn't
# find an entry in IFNAME array corresponding to "${1}", which likely means
@@ -288,7 +288,7 @@ if_up() {
debug_log "/sbin/ip link set dev ${1} type vlan $IFOPT"
/sbin/ip link set dev ${1} type vlan $IFOPT
fi
- done <<<"${IFOPTS[$i]}|" # The | on the end is required.
+ done <<<"${IFOPTS[$i]/%|*([[:blank:]])}|" # The | on the end is required.
elif [ -z "${BONDNICS[$i]}" ] && [ -z "${BRNICS[$i]}" ]; then
# Only apply IFOPTS for a physical interface if it's not been handled
# by a higher level interface.
@@ -297,7 +297,7 @@ if_up() {
debug_log "/sbin/ip link set dev ${1} $IFOPT"
/sbin/ip link set dev ${1} $IFOPT
fi
- done <<<"${IFOPTS[$i]}|" # The | on the end is required.
+ done <<<"${IFOPTS[$i]/%|*([[:blank:]])}|" # The | on the end is required.
fi
# Set hardware address:
if [ -n "${HWADDR[$i]}" ]; then
@@ -350,7 +350,6 @@ if_up() {
# Note: ARM users should make use of the DHCP_NOIPV4LL[x]="yes" parameter in rc.inet1.conf - this is the correct
# way to get the behaviour they seek.
[ "${DHCP_NOIPV4LL[$i]}" = "yes" ] && DHCP_OPTIONS+=("-L")
- [ -n "${DHCP_IPADDR[$i]}" ] && DHCP_OPTIONS+=("-r" "${DHCP_IPADDR[$i]}")
echo "${1}: polling for DHCP server"
# 15 seconds should be a reasonable default DHCP timeout. 30 was too much.
debug_log "/sbin/dhcpcd -t ${DHCP_TIMEOUT[$i]:-15} ${DHCP_OPTIONS[*]} ${1}"
@@ -389,7 +388,7 @@ if_up() {
/sbin/ip -6 address show dynamic dev ${1} 2>/dev/null | grep -Ewq 'inet6' && { IF_UP=1; break; }
sleep 0.5
done
- if (($IF_UP != 1)); then
+ if ((IF_UP != 1)); then
echo "${1}: timed out"
info_log "${1}: failed to auto configure after ${SLAAC_TIMEOUT[$i]} seconds"
debug_log "/sbin/ip address flush dev ${1}"
@@ -398,27 +397,8 @@ if_up() {
/sbin/ip link set dev ${1} down
fi
fi
- if [ "${USE_DHCP[$i]}" != "yes" ] && [ -n "${IPADDR[$i]}" ]; then # add a fixed v4 IP to the interface
- info_log "${1}: setting fixed IPv4 address"
- if [ -z "${NETMASK[$i]}" ]; then
- info_log "${1}: no NETMASK set for primary IP ${IPADDR[$i]} - assuming 24 (aka, 255.255.255.0)"
- NETMASK[$i]="24"
- fi
- debug_log "/sbin/ip -4 address add ${IPADDR[$i]}/${NETMASK[$i]#/} broadcast + dev ${1}"
- if /sbin/ip -4 address add ${IPADDR[$i]}/${NETMASK[$i]#/} broadcast + dev ${1} && \
- /sbin/ip link set dev ${1} up; then
- IF_UP=1
- else
- info_log "${1}: failed to set IP ${IPADDR[$i]}"
- debug_log "/sbin/ip address flush dev ${1}"
- /sbin/ip address flush dev ${1}
- debug_log "/sbin/ip link set dev ${1} down"
- /sbin/ip link set dev ${1} down
- fi
- fi
- if [ -e /proc/sys/net/ipv6 ] && [ "${USE_DHCP6[$i]}" != "yes" ] && [ "${USE_SLAAC[$i]}" != "yes" ] && \
- [ -n "${IP6ADDRS[$i]}" ]; then # add fixed v6 IPs
- info_log "${1}: setting fixed IPv6 addresses"
+ if [ -e /proc/sys/net/ipv6 ] && [ -n "${IP6ADDRS[$i]}" ]; then # add v6 IPs
+ info_log "${1}: setting IPv6 addresses"
# IPv6's Duplicate Address Detection (DAD) causes a race condition when bringing up interfaces, as
# described here: https://www.agwa.name/blog/post/beware_the_ipv6_dad_race_condition
# Disable DAD while bringing up the interface - but note that this means the loss of detection of a
@@ -433,8 +413,7 @@ if_up() {
PREFIX="64"
fi
debug_log "/sbin/ip -6 address add $IP/$PREFIX dev ${1}"
- if /sbin/ip -6 address add $IP/$PREFIX dev ${1} && \
- /sbin/ip link set dev ${1} up; then
+ if /sbin/ip -6 address add $IP/$PREFIX dev ${1} && /sbin/ip link set dev ${1} up; then
# Enable accepting of RA packets if explicitly told to.
if [ "${USE_RA[$i]}" = "yes" ]; then
debug_log "${1}: unconditionally accepting IPv6 RA"
@@ -443,7 +422,7 @@ if_up() {
IF_UP=1
else
info_log "${1}: failed to set IP $IP"
- if (($IF_UP != 1)); then # a v4 address was configured, don't flush it
+ if ((IF_UP != 1)); then # a v4 address was configured, don't flush it
debug_log "/sbin/ip address flush dev ${1}"
/sbin/ip address flush dev ${1}
debug_log "/sbin/ip link set dev ${1} down"
@@ -455,27 +434,55 @@ if_up() {
debug_log "${1}: resetting IPv6 DAD to default"
cat /proc/sys/net/ipv6/conf/default/accept_dad >/proc/sys/net/ipv6/conf/${1}/accept_dad
fi
- if (($IF_UP == 1)); then # only do further config if the interface came up
- info_log "${1}: setting fixed IPv4 alias addresses"
- # Add extra IPv4 addresses to the interface:
- if [ -n "${IPALIASES[$i]}" ]; then
- NUM=0
- for IPALIAS in ${IPALIASES[$i]}; do
- IP="${IPALIAS%/*}"
- NM="${IPALIAS#*/}"
- if [ -z "$NM" ] || [ "$IP" == "$NM" ]; then
- info_log "${1}: no netmask set for alias IP $IP - assuming 24 (aka, 255.255.255.0)"
- NM="24"
- fi
- debug_log "/sbin/ip -4 address add $IP/$NM broadcast + dev ${1} label ${1}:$NUM"
- if /sbin/ip -4 address add $IP/$NM broadcast + dev ${1} label ${1}:$NUM; then
- NUM=$(($NUM + 1))
- else
- info_log "${1}: failed to add alias IP $IP"
- fi
- done
+ if [ -n "${IPADDRS[$i]}" ] || [ -n "${IPADDR[$i]}" ]; then # add v4 IPs
+ info_log "${1}: setting IPv4 addresses"
+ # Only use IPADDR if no dynamic configuration was done.
+ if [ "${USE_DHCP[$i]}" == "yes" ] || [ "${USE_DHCP6[$i]}" == "yes" ] || [ "${USE_SLAAC[$i]}" == "yes" ]; then
+ V4IPS="${IPADDRS[$i]}"
+ else
+ V4IPS="${IPADDRS[$i]} ${IPADDR[$i]}${NETMASK[$i]:+/${NETMASK[$i]}}"
fi
- # Force an MTU (possibly over-riding that set by DHCP or RA):
+ for V4IP in $V4IPS; do
+ IP="${V4IP%/*}"
+ NM="${V4IP#*/}"
+ if [ -z "$NM" ] || [ "$IP" == "$NM" ]; then
+ info_log "${1}: no netmask set for IP $IP - assuming 24 (aka, 255.255.255.0)"
+ NM="24"
+ fi
+ debug_log "/sbin/ip -4 address add $IP/$NM broadcast + dev ${1}"
+ if /sbin/ip -4 address add $IP/$NM broadcast + dev ${1} && /sbin/ip link set dev ${1} up; then
+ IF_UP=1
+ else
+ info_log "${1}: failed to set IP $IP"
+ if ((IF_UP != 1)); then # if at least one address was configured, don't flush the device
+ debug_log "/sbin/ip address flush dev ${1}"
+ /sbin/ip address flush dev ${1}
+ debug_log "/sbin/ip link set dev ${1} down"
+ /sbin/ip link set dev ${1} down
+ fi
+ fi
+ done
+ fi
+ if ((IF_UP == 1)) && [ -n "${IPALIASES[$i]}" ]; then # Only apply IPALIASES onto an up interface
+ info_log "${1}: setting extra IPv4 addresses"
+ NUM=0
+ for EXTRAIP in ${IPALIASES[$i]}; do
+ IP="${EXTRAIP%/*}"
+ NM="${EXTRAIP#*/}"
+ if [ -z "$NM" ] || [ "$IP" == "$NM" ]; then
+ info_log "${1}: no netmask set for alias IP $IP - assuming 24 (aka, 255.255.255.0)"
+ NM="24"
+ fi
+ debug_log "/sbin/ip -4 address add $IP/$NM broadcast + dev ${1} label ${1}:$NUM"
+ if /sbin/ip -4 address add $IP/$NM broadcast + dev ${1} label ${1}:$NUM; then
+ NUM=$((NUM + 1))
+ else
+ info_log "${1}: failed to add alias IP $IP"
+ fi
+ done
+ fi
+ if ((IF_UP == 1)); then
+ # Force an MTU (possibly overriding that set by DHCP or RA):
if [ -n "${MTU[$i]}" ]; then
info_log "${1}: setting custom MTU"
debug_log "/sbin/ip link set dev ${1} mtu ${MTU[$i]}"
@@ -506,7 +513,7 @@ if_down() {
i=0
while [ $i -lt $MAXNICS ]; do
[ "${IFNAME[$i]}" = "${1}" ] && break
- i=$(($i+1))
+ i=$((i+1))
done
if [ $i -ge $MAXNICS ]; then
info_log "${1}: skipping - you might need to increase MAXNICS"
@@ -518,12 +525,12 @@ if_down() {
info_log "${1}: stopping dhcpcd"
# When using -k, dhcpcd requires some command line options to match those used to invoke it:
if [ "${USE_DHCP[$i]}" = "yes" ] && [ "${USE_DHCP6[$i]}" != "yes" ]; then # only v4 dhcp
- DHCP_OPTIONS="-4"
+ DHCP_OPTIONS=( -4 )
elif [ "${USE_DHCP[$i]}" != "yes" ] && [ "${USE_DHCP6[$i]}" = "yes" ]; then # only v6 dhcp
- DHCP_OPTIONS="-6"
+ DHCP_OPTIONS=( -6 )
fi
- debug_log "/sbin/dhcpcd $DHCP_OPTIONS -k -d ${1}"
- /sbin/dhcpcd $DHCP_OPTIONS -k -d ${1} 2>/dev/null || info_log "${1}: failed to stop dhcpcd"
+ debug_log "/sbin/dhcpcd ${DHCP_OPTIONS[*]} -k -d ${1}"
+ /sbin/dhcpcd "${DHCP_OPTIONS[*]}" -k -d ${1} 2>/dev/null || info_log "${1}: failed to stop dhcpcd"
fi
# Disable v6 IP auto configuration and RA before trying to clear the IP from the interface:
if [ -e /proc/sys/net/ipv6 ]; then
@@ -618,7 +625,7 @@ start() {
stop() {
echo "Stopping the network interfaces..."
gateway_down
- for (( i = $MAXNICS - 1; i >= 0; i-- )); do
+ for (( i = MAXNICS - 1; i >= 0; i-- )); do
if_down ${IFNAME[$i]}
done
virtif_destroy
@@ -630,6 +637,9 @@ stop() {
### MAIN ###
############
+# extglob is required for some functionallity.
+shopt -s extglob
+
case "${1}" in
start|up) # "start" (or "up") brings up all configured interfaces:
start
generated by cgit v1.2.3 (git 2.26.2) at 2024-04-28 09:38:32 +0000