Initial commit.

install.sh

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+#!/bin/bash
+echo "Installing wifi reset service to /opt/wifi-reset."
+mkdir -p /opt/wifi-reset
+cp -f wifi-reset.sh /opt/wifi-reset/wifi-reset.sh
+echo "Installing systemd service to run at boot."
+cp -f wifi-reset.service /lib/systemd/system/wifi-reset.service
+echo "Enabling systemd service."
+systemctl enable wifi-reset.service > /dev/null

wifi-reset.service

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+[Unit]
+Description=Wireless Network Reset
+
+[Service]
+Type=oneshot
+RemainAfterExit=true
+ExecStart=/bin/bash /opt/wifi-reset/wifi-reset.sh
+
+[Install]
+WantedBy=multi-user.target

wifi-reset.sh

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+#!/bin/bash
+# Bring all wifi interfaces down.
+# Identify wifi interfaces as rows from standard output of iwconfig (NOT standard
+# error, those are non-wifi interfaces) which start without whitespace.
+iwconfig 2> /dev/null | grep -o '^[[:alnum:]]\+' | while read x; do ifdown $x; done
+# Bring all wifi interfaces up.
+iwconfig 2> /dev/null | grep -o '^[[:alnum:]]\+' | while read x; do ifup $x; done