libjsonhelper.sh

#!/bin/bash
node_count=-1
group=0

generate_connections_list(){
    local self_ip=$1
    local self_mac=${switch_internal_mac[$self_ip,self]}
    ((group++))
    local switch_group=$group
    if [ ! $3 ]; then
        __output_node "$switch_group" "$2" "$self_mac" "Switch"
    else 
        #this is a nasty hack to find the other end of the switch port and print it
        for port in ${switch_internal_ports[$self_ip]}; do
            if [ ${switch_mapping_port[$self_ip,$port,parent]} ]; then
                __output_node "$switch_group" "$2" "$self_mac" "$3:Switch:$port" 2
                break;
            fi
        done
    fi
    local switch_node_id=$node_count
    for port in ${switch_internal_ports[$self_ip]}; do
        child_switch_ip=${switch_mapping_port[$self_ip,$port,child]}
        parent_switch_ip=${switch_mapping_port[$self_ip,$port,parent]}
        if [ $child_switch_ip ]; then
            generate_connections_list $child_switch_ip $switch_node_id "$port"
        elif [ $parent_switch_ip ]; then
            :
        else
            local nodes=${switch_mapping_port[$self_ip,$port]}
            nodes=( $nodes )
            #find a way not to convert to array?
            if [ ${#nodes[@]} == 1 ]; then
                __output_node "$switch_group" "$switch_node_id" "$nodes" "$port:"
            else
                ((group++))
                __output_node "$group" "$switch_node_id" "" "$port"
                #((group++))
                #__output_node "$switch_group" "$switch_node_id" "" "$port"
                portid=$node_count
                for leaf in "${nodes[@]}"; do
                    __output_node "$group" "$portid" "$leaf" ""
                done
            fi
        fi
    done
}
__output_node() {
    ((node_count++))
    node_list+="{\"name\":\"${4:+$4 }${3:+${mac_to_dns["$3"]:-${mac_to_ip[$3]:-$3}}}\",\"group\":$1},"
    if [ $2 ]; then
    __output_links "$2" "$node_count" ;
    fi
}
__output_links() {
    link_list+="{\"source\":$1,\"target\":$2,\"value\":1},"
}