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fix: Avoid duplicating dnsmasq arguments (#1113)

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Kroese
2025-11-22 04:28:11 +01:00
committed by GitHub
parent 4161c21082
commit e0545b37d7
1 changed files with 25 additions and 21 deletions
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42
src/network.sh
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@@ -123,6 +123,7 @@ configureDNS() {
local host="$4"
local mask="$5"
local gateway="$6"
local arguments="$DNSMASQ_OPTS"
echo "$gateway" > /run/shm/qemu.gw
@@ -140,42 +141,45 @@ configureDNS() {
chmod 644 /var/lib/misc/dnsmasq.leases
# dnsmasq configuration:
DNSMASQ_OPTS+=" --dhcp-authoritative"
arguments+=" --dhcp-authoritative"
# Set DHCP range and host
DNSMASQ_OPTS+=" --dhcp-range=$ip,$ip"
DNSMASQ_OPTS+=" --dhcp-host=$mac,,$ip,$host,infinite"
arguments+=" --dhcp-range=$ip,$ip"
arguments+=" --dhcp-host=$mac,,$ip,$host,infinite"
# Set DNS server and gateway
DNSMASQ_OPTS+=" --dhcp-option=option:netmask,$mask"
DNSMASQ_OPTS+=" --dhcp-option=option:router,$gateway"
DNSMASQ_OPTS+=" --dhcp-option=option:dns-server,$gateway"
arguments+=" --dhcp-option=option:netmask,$mask"
arguments+=" --dhcp-option=option:router,$gateway"
arguments+=" --dhcp-option=option:dns-server,$gateway"
esac
# Set interfaces
DNSMASQ_OPTS+=" --interface=$if"
DNSMASQ_OPTS+=" --bind-interfaces"
arguments+=" --interface=$if"
arguments+=" --bind-interfaces"
# Add DNS entry for container
DNSMASQ_OPTS+=" --address=/host.lan/$gateway"
arguments+=" --address=/host.lan/$gateway"
# Set local dns resolver to dnsmasq when needed
[ -f /etc/resolv.dnsmasq ] && DNSMASQ_OPTS+=" --resolv-file=/etc/resolv.dnsmasq"
[ -f /etc/resolv.dnsmasq ] && arguments+=" --resolv-file=/etc/resolv.dnsmasq"
# Enable logging to file
local log="/var/log/dnsmasq.log"
rm -f "$log"
DNSMASQ_OPTS+=" --log-facility=$log"
arguments+=" --log-facility=$log"
DNSMASQ_OPTS=$(echo "$DNSMASQ_OPTS" | sed 's/\t/ /g' | tr -s ' ' | sed 's/^ *//')
[[ "$DEBUG" == [Yy1]* ]] && printf "Dnsmasq arguments:\n\n%s\n\n" "${DNSMASQ_OPTS// -/$'\n-'}"
arguments=$(echo "$arguments" | sed 's/\t/ /g' | tr -s ' ' | sed 's/^ *//')
[[ "$DEBUG" == [Yy1]* ]] && printf "Dnsmasq arguments:\n\n%s\n\n" "${arguments// -/$'\n-'}"
if ! $DNSMASQ ${DNSMASQ_OPTS:+ $DNSMASQ_OPTS}; then
if ! $DNSMASQ ${arguments:+ $arguments}; then
local msg="Failed to start Dnsmasq, reason: $?"
[ -f "$log" ] && cat "$log"
if [[ "${NETWORK,,}" == "slirp" || "${NETWORK,,}" == "passt" || "$ROOTLESS" != [Yy1]* || "$DEBUG" == [Yy1]* ]]; then
[ -f "$log" ] && [ -s "$log" ] && cat "$log"
error "$msg"
fi
return 1
fi
@@ -368,7 +372,7 @@ configurePasst() {
{ $PASST ${PASST_OPTS:+ $PASST_OPTS}; rc=$?; } || :
if (( rc != 0 )); then
[ -f "$log" ] && cat "$log"
[ -f "$log" ] && [ -s "$log" ] && cat "$log"
warn "failed to start passt ($rc), falling back to slirp networking!"
configureSlirp && return 0 || return 1
fi
@@ -379,7 +383,7 @@ configurePasst() {
tail -fn +0 "$log" --pid=$$ &
else
if [[ "$DEBUG" == [Yy1]* ]]; then
[ -f "$log" ] && cat "$log" && echo ""
[ -f "$log" ] && [ -s "$log" ] && cat "$log" && echo ""
fi
fi
@@ -792,7 +796,7 @@ else
case "${NETWORK,,}" in
"passt" | "slirp" | "user"* ) ;;
"tap" | "tun" | "tuntap" | "y" )
"tap" | "tun" | "tuntap" | "y" | "" )
# Configure tap interface
if ! configureNAT; then
@@ -811,7 +815,7 @@ else
esac
case "${NETWORK,,}" in
"tap" | "tun" | "tuntap" | "y" ) ;;
"tap" | "tun" | "tuntap" | "y" | "" ) ;;
"passt" | "user"* )
# Configure for user-mode networking (passt)