#!/bin/bash
# info: delete remote dns domain record
# options: USER DOMAIN ID
#
# The function synchronize dns with the remote server.


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

# Argument defenition
user=$1
domain=$2
id=$3

# Includes
source $VESTA/func/main.sh
source $VESTA/func/remote.sh
source $VESTA/conf/vesta.conf


#----------------------------------------------------------#
#                    Verifications                         #
#----------------------------------------------------------#

check_args '3' "$#" 'USER DOMAIN ID'
validate_format 'user' 'domain' 'id'
is_system_enabled "$DNS_CLUSTER" 'DNS_CLUSTER'

if [ ! -e "$VESTA/conf/dns-cluster.conf" ]; then
    echo "Error: dns-cluster.conf doesn't exist"
    log_event "$E_NOTEXIST $EVENT"
    exit $E_NOTEXIST
fi

number_of_proc=$(ps auxf | grep -v grep | grep $VESTA/bin/$SCRIPT | wc -l)
if [ "$number_of_proc" -gt 2 ]; then
    echo "Error: another sync process already exists"
    log_event "$E_EXISTS $EVENT"
    exit $E_EXISTS
fi


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

old_ifs="$IFS"
IFS=$'\n'

# Starting cluster loop
for cluster_str in $(cat $VESTA/conf/dns-cluster.conf); do

    # Get host values
    eval $cluster_str

    # Check connection type
    if [ -z "TYPE" ]; then
        TYPE='api'
    fi

    # Switch on connection type
    case $TYPE in
        ssh) send_cmd="send_ssh_cmd" ;;
        *)  send_cmd="send_api_cmd" ;;
    esac

    # Check host connection
    $send_cmd v-list-sys-config
    if [ $? -ne 0 ]; then
        echo "Error: $TYPE connection to $HOST failed"
        log_event "$E_CONNECT $EVENT"
        exit $E_CONNECT
    fi

    # Check recipient dns user
    if [ -z "$DNS_USER" ]; then
        DNS_USER='dns-cluster'
    fi
    $send_cmd v-list-user $DNS_USER
    if [ $? -ne 0 ]; then
        echo "Error: dns user $DNS_USER doesn't exist"
        log_event "$E_NOTEXIST $EVENT"
        exit $E_NOTEXIST
    fi

    # Sync domain
    $send_cmd v-delete-dns-record $DNS_USER $domain $id 'scheduled'

done

# Update pipe
pipe="$VESTA/data/queue/dns-cluster.pipe"
str=$(grep -n "$SCRIPT $1 $2 $3$" $pipe | cut -f1 -d: | head -n1)
if [ ! -z "$str" ]; then
    sed -i "$str d"  $pipe
fi


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

exit