wcp/bin/v_list_sys_interfaces at 8a91c6ecf99d42cb99b5b8af2015dd556ff60dcd · ghzhost/wcp · GitHub

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#!/bin/bash
# info: listing system interfaces

#----------------------------------------------------------#
#                    Variable&Function                     #
#----------------------------------------------------------#

# Argument defenition
format=${1-shell}

# Importing variables
source $VESTA/conf/vars.conf
source $V_FUNC/shared.func

# Json function
json_list_iface() {
    interfaces=$(cat /proc/net/dev | grep : | cut -f 1 -d : | tr -d ' ')
    int_counter=$(echo "$interfaces" | wc -l)
    i=1
    echo '['

    # Listing ifaces
    for interface in $interfaces; do
        if [ "$i" -lt "$int_counter" ]; then
            echo -e  "\t\"$interface\","
        else
            echo -e  "\t\"$interface\""
        fi
        (( ++i))
    done
    echo "]"
}

# Shell function
shell_list_iface() {
    interfaces=$(cat /proc/net/dev | grep : | cut -f 1 -d : | tr -d ' ')
    if [ -z "$nohead" ]; then
        echo "INTERFACES"
        echo "----------"
    fi

    for interface in $interfaces; do
        echo "$interface"
    done
}


#----------------------------------------------------------#
#                       Action                             #
#----------------------------------------------------------#

# Listing domains
case $format in
    json)   json_list_iface ;;
    plain)  nohead=1; shell_list_iface ;;
    shell)  shell_list_iface ;;
    *)      check_args '1' '0' '[format]' ;;
esac


#----------------------------------------------------------#
#                       Vesta                              #
#----------------------------------------------------------#

exit