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32 lines
1.7 KiB
32 lines
1.7 KiB
#!/bin/bash
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if [[ "$2" == "up" ]]; then
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chattr -i /etc/resolv.conf
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ACTIVE_CONNECTION=$(nmcli -g NAME connection show --active | head -n1)
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ACTIVE_DEVICE=$(nmcli -g DEVICE connection show --active | head -n1)
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BRIDGE=$(ip addr show lxdbr0 | grep "inet\b" | awk '{print $2}' | cut -d/ -f1)
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GATEWAY=$(ip route | head -n1 | grep default | cut -d' ' -f3)
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logger -t NetworkManager:Dispatcher -p info "on $ACTIVE_DEVICE:$ACTIVE_CONNECTION up , change resolver to $BRIDGE,$GATEWAY"
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nmcli device modify "$ACTIVE_DEVICE" ipv4.dns "$BRIDGE,$GATEWAY"
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if ! grep nameserver /etc/resolv.conf | head -n1 | grep -q "$BRIDGE"; then
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# sometimes, nmcli generates wrong order for namespace in resolv.conf, therefore forcing connection settings must be applied!
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logger -t NetworkManager:Dispatcher -p info "on $ACTIVE_DEVICE:$ACTIVE_CONNECTION nameservers wrong order detected, therefore forcing connection settings must be applied"
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nmcli connection modify "$ACTIVE_CONNECTION" ipv4.ignore-auto-dns yes
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nmcli connection modify "$ACTIVE_CONNECTION" ipv4.dns "$BRIDGE,$GATEWAY"
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logger -t NetworkManager:Dispatcher -p info "on $ACTIVE_DEVICE:$ACTIVE_CONNECTION nameservers wrong order detected, connection reloaded now!"
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nmcli connection up "$ACTIVE_CONNECTION"
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else
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logger -t NetworkManager:Dispatcher -p info "on $ACTIVE_DEVICE:$ACTIVE_CONNECTION nameservers look fine"
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fi
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chattr +i /etc/resolv.conf
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else
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if [[ "$2" == "connectivity-change" ]]; then
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ACTIVE_DEVICE=$(nmcli -g DEVICE connection show --active | head -n1)
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logger -t NetworkManager:Dispatcher -p info "on $ACTIVE_DEVICE connectivity-change detected"
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fi
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fi
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