32 lines
981 B
Bash
32 lines
981 B
Bash
#!/bin/sh
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# bee-network.sh — bring up all physical network interfaces via DHCP
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# Unattended: runs silently, logs results, never blocks.
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LOG_PREFIX="bee-network"
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log() { echo "[$LOG_PREFIX] $*"; }
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# find physical interfaces: exclude lo and virtual (docker/virbr/veth/tun/tap)
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interfaces=$(ip -o link show \
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| awk -F': ' '{print $2}' \
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| grep -v '^lo$' \
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| grep -vE '^(docker|virbr|veth|tun|tap|br-|bond|dummy)' \
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| sort)
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if [ -z "$interfaces" ]; then
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log "no physical interfaces found"
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exit 0
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fi
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for iface in $interfaces; do
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log "bringing up $iface"
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ip link set "$iface" up 2>/dev/null || { log "WARN: could not bring up $iface"; continue; }
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# DHCP: run in background (-b) so udhcpc persists and retries when cable is connected later.
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# -t 0: unlimited retries, -T 3: 3s per attempt.
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udhcpc -i "$iface" -b -t 0 -T 3 -q 2>/dev/null &
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log "DHCP started for $iface (background, will retry until lease acquired)"
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done
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log "done"
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