crosstyan
6c05bff114
This commit introduces: - A versatile CLI script with multiple utility functions - A network configuration shell script for interface setup - A README.md with basic project information - Additional configuration files for development environment
147 lines
3.1 KiB
Bash
147 lines
3.1 KiB
Bash
#!/bin/sh
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TEMPLATE_COMMON="iface %s inet %s\n"
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TEMPLATE_MAC=" hwaddress ether \$(fw_printenv -n ethaddr || echo 00:00:23:34:45:66)\n"
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TEMPLATE_STATIC=" address %s\n netmask %s\n"
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TEMPLATE_WIRELESS=" pre-up wpa_passphrase \"\$(fw_printenv -n wlanssid)\" \"\$(fw_printenv -n wlanpass)\" > /tmp/wpa_supplicant.conf
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pre-up sed -i 's/#psk.*/scan_ssid=1/g' /tmp/wpa_supplicant.conf
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pre-up wpa_supplicant -B -i wlan0 -D nl80211,wext -c /tmp/wpa_supplicant.conf
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post-down killall -q wpa_supplicant
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"
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show_help() {
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echo "Usage: $0 [OPTIONS]"
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echo " -i iface Network interface"
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echo " -m mode Mode [dhcp, static]"
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echo " -h name Hostname"
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echo
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echo "For wireless interface:"
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echo " -s SSID WiFi network SSID"
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echo " -p password WiFi passphrase"
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echo
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echo "For static mode:"
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echo " -a address Interface IP address"
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echo " -n netmask Network mask"
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echo " -g address Gateway IP address"
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echo " -d address DNS IP address"
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echo
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exit 0
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}
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while getopts "a:d:g:h:i:m:n:p:s:" flag; do
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case "$flag" in
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a)
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network_address=$OPTARG
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;;
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d)
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network_nameserver=$OPTARG
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;;
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g)
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network_gateway=$OPTARG
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;;
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h)
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network_hostname=$OPTARG
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;;
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i)
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network_interface=$OPTARG
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;;
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m)
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network_mode=$OPTARG
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;;
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n)
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network_netmask=$OPTARG
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;;
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p)
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network_password=$OPTARG
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;;
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s)
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network_ssid=$OPTARG
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;;
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*)
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;;
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esac
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done
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if [ $# -eq 0 ]; then
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show_help
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exit 1
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fi
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if [ -z "$network_interface" ]; then
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echo "Network interface is not set"
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exit 1
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fi
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if [ "$network_interface" = "wlan0" ]; then
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if [ -z "$network_ssid" ]; then
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echo "Wireless network SSID is not set"
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exit 1
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fi
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if [ -z "$network_password" ]; then
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echo "Wireless network passphrase is not set"
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exit 1
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fi
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fi
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if [ -z "$network_mode" ]; then
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echo "Network mode is not set"
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exit 1
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fi
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if [ "$network_mode" = "static" ]; then
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if [ -z "$network_address" ]; then
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echo "Interface IP address is not set"
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exit 1
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fi
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if [ -z "$network_netmask" ]; then
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echo "Netmask is not set"
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exit 1
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fi
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fi
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iface_file="/etc/network/interfaces.d/${network_interface}"
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printf "$TEMPLATE_COMMON" $network_interface $network_mode > "$iface_file"
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if [ "$network_interface" = "eth0" ]; then
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printf "$TEMPLATE_MAC" >> "$iface_file"
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fi
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if [ "$network_mode" = "static" ]; then
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printf "$TEMPLATE_STATIC" "$network_address" "$network_netmask" >> "$iface_file"
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if [ -n "$network_gateway" ]; then
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echo " gateway ${network_gateway}" >> "$iface_file"
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fi
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if [ -n "$network_nameserver" ]; then
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echo " pre-up echo nameserver ${network_nameserver} > /tmp/resolv.conf" >> "$iface_file"
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fi
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fi
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if [ "$network_interface" = "wlan0" ]; then
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fw_setenv wlanssid "$network_ssid"
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fw_setenv wlanpass "$network_password"
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printf "$TEMPLATE_WIRELESS" $network_ssid $network_password >> "$iface_file"
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fi
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if [ -n "$network_hostname" ] && [ "$network_hostname" != "$(hostname)" ]; then
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hostname "$network_hostname"
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echo "$network_hostname" > /etc/hostname
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echo "127.0.0.1 localhost" > /etc/hosts
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echo "127.0.1.1 ${network_hostname}" >> /etc/hosts
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fi
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exit 0
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