initial

Dockerfile

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+FROM scratch
+# ADD https://downloads.openwrt.org/releases/19.07.1/targets/x86/64/openwrt-19.07.1-x86-64-generic-rootfs.tar.gz \
+ADD openwrt-19.07.1-x86-64-generic-rootfs.tar.gz /
+RUN mkdir -p /var/lock
+RUN opkg update && \
+    opkg install luci \
+      wpa-supplicant \
+      hostapd \
+      iw-full \
+      kmod-mac80211 \
+      iperf3
+ADD network /etc/config/network
+ADD wireless /etc/config/wireless
+CMD [ "/sbin/init" ]

network

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+config interface    'loopback'
+    option ifname   'lo'
+    option proto    'static'
+    option ipaddr   '127.0.0.1'
+    option netmask  '255.0.0.0'
+ 
+config interface    'lan'
+    option type     'bridge'
+    option ifname   'eth0 wlan0'
+    option proto    'static'
+    option ipaddr   '172.17.0.2'
+    option gateway  '172.17.0.1'
+    option netmask  '255.255.0.0'

run.sh

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+#!/bin/bash
+set -ex
+
+CONTAINER='openwrt_1'
+IFACE=$1
+PHY=$(cat /sys/class/net/$IFACE/phy80211/name) || { echo "interface $IFACE not found"; exit 1; }
+
+function _get_dev_from_phy {
+  for dev in /sys/class/net/*; do
+    test -f $dev/phy80211/name && phy=$(cat $dev/phy80211/name 2>/dev/null)
+    if [[ "$phy" = "$1" ]]; then
+      IFACE_NEW=$(basename $dev)
+      break
+    else
+      IFACE_NEW=''
+    fi
+  done
+}
+
+function _cleanup {
+  docker stop openwrt_1
+  while [[ -z $IFACE_NEW ]]; do
+    _get_dev_from_phy $PHY
+    sleep 1
+  done
+  sudo ip link set dev $IFACE_NEW down
+  sudo ip link set dev $IFACE_NEW name $IFACE
+}
+
+
+nmcli dev set $IFACE managed no
+# sudo iw phy $PHY interface add $IFACE_AP type managed
+
+docker run --rm -it \
+  --network=bridge \
+  -p8080:80 -d \
+  --cap-add NET_ADMIN \
+  --cap-add NET_RAW \
+  --name $CONTAINER openwrt
+
+pid=$(docker inspect -f '{{.State.Pid}}' $CONTAINER)
+
+sudo iw phy "$PHY" set netns $pid
+
+
+trap "_cleanup" EXIT
+cat

wireless

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+config 'wifi-device'    'wlan0'
+    option 'type'       'mac80211'
+    option 'macaddr'    '18:d6:c7:1b:dc:95'
+    option 'hwmode'     '11a'
+    option 'channel'    '36'
+    option 'vhtmode'    'VHT20'
+
+config 'wifi-iface'     'wl0'
+    option 'device'     'wlan0'
+    option 'network'    'lan'
+    option 'mode'       'ap'
+    option 'ssid'       'test123'
+    option 'encryption' 'psk2'
+    option 'key'        '12345678'