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feat: Automaticly match MTU size (#187)

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Kroese 2025-03-03 12:21:03 +01:00 committed by GitHub
parent e2c5182162
commit 79b8aad8f3
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GPG key ID: B5690EEEBB952194
2 changed files with 8 additions and 2 deletions
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1
Dockerfile
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@ -24,6 +24,7 @@ RUN set -eu && \
net-tools \ net-tools \
e2fsprogs \ e2fsprogs \
qemu-utils \ qemu-utils \
iputils-ping \
genisoimage \ genisoimage \
ca-certificates \ ca-certificates \
netcat-openbsd \ netcat-openbsd \

9
src/network.sh
View file

@ -4,6 +4,7 @@ set -Eeuo pipefail
# Docker environment variables # Docker environment variables
: "${MAC:=""}" : "${MAC:=""}"
: "${MTU:=""}"
: "${DHCP:="N"}" : "${DHCP:="N"}"
: "${NETWORK:="Y"}" : "${NETWORK:="Y"}"
: "${USER_PORTS:=""}" : "${USER_PORTS:=""}"
@ -349,6 +350,10 @@ getInfo() {
error "$ADD_ERR -e \"VM_NET_DEV=NAME\" to specify another interface name." && exit 27 error "$ADD_ERR -e \"VM_NET_DEV=NAME\" to specify another interface name." && exit 27
fi fi
if [ -z "$MTU" ]; then
MTU=$(cat "/sys/class/net/$VM_NET_DEV/mtu")
fi
if [ -z "$MAC" ]; then if [ -z "$MAC" ]; then
local file="$STORAGE/$PROCESS.mac" local file="$STORAGE/$PROCESS.mac"
[ -s "$file" ] && MAC=$(<"$file") [ -s "$file" ] && MAC=$(<"$file")
@ -390,7 +395,7 @@ getInfo
html "Initializing network..." html "Initializing network..."
if [[ "$DEBUG" == [Yy1]* ]]; then if [[ "$DEBUG" == [Yy1]* ]]; then
info "Host: $HOST IP: $IP Gateway: $GATEWAY Interface: $VM_NET_DEV MAC: $VM_NET_MAC" info "Host: $HOST IP: $IP Gateway: $GATEWAY Interface: $VM_NET_DEV MAC: $VM_NET_MAC MTU: $MTU"
[ -f /etc/resolv.conf ] && grep '^nameserver*' /etc/resolv.conf [ -f /etc/resolv.conf ] && grep '^nameserver*' /etc/resolv.conf
echo echo
fi fi
@ -444,7 +449,7 @@ else
fi fi
NET_OPTS+=" -device $ADAPTER,romfile=,netdev=hostnet0,mac=$VM_NET_MAC,id=net0" NET_OPTS+=" -device $ADAPTER,romfile=,netdev=hostnet0,mac=$VM_NET_MAC,host_mtu=$MTU,id=net0"
html "Initialized network successfully..." html "Initialized network successfully..."
return 0 return 0