#!/usr/bin/ksh
#
# Open and Close MV using API call to CDM
# Written for AvonHCL / Nokia
# v1.0 - James Pattinson - October 2025
#
# usage: rubrik_mv_op.ksh -d <DBNAME> -v <logs|data> -o <open|close> 
#
# -d	Oracle DBNAME
# -v	Volume to operate on, logs or data
# -o	Operation to perform - open or close the MV

get_script_dir() {
    src="$0"
    dir=$(cd -P "$(dirname "$src")" >/dev/null 2>&1 && pwd)
    echo "$dir"
}
MYDIR=$(get_script_dir)
. $MYDIR/rubrik.conf
. $MYDIR/oracle_funcs.ksh

usage() {
    echo "Usage: $0 -d <DBNAME> -v <logs|data> -o <open|close>"
    echo "       $0 -n <MV_NAME> -o <open|close>"
    echo "  -d   Oracle DBNAME"
    echo "  -v   Volume to operate on, logs or data"
    echo "  -o   Operation to perform - open or close the MV"
    echo "  -n   Specify MV name directly (use only with -o)"
    exit 1
}



force=0
MVNAME=""

while getopts "d:v:o:n:" o; do
    case "${o}" in
        d)
            DBNAME=${OPTARG}
            ;;
        v)
            VOLUME=${OPTARG}
            ;;
        o)
            OPCODE=${OPTARG}
            ;;
        n)
            MVNAME=${OPTARG}
            ;;
        *)
            usage
            ;;
    esac
done
shift $((OPTIND-1))

# Validate options
if [ -n "$MVNAME" ]; then
    # Direct MV name mode: require -n and -o only
    if [ -z "$OPCODE" ]; then
        usage
    fi
    mv_name="$MVNAME"
elif [ -n "$DBNAME" ] && [ -n "$VOLUME" ] && [ -n "$OPCODE" ]; then
    # Standard mode: require -d, -v, -o
    mv_name=$(get_short_hostname)_${DBNAME}_${VOLUME}
else
    usage
fi
# Script starts here

get_short_hostname() {
    # Check OS type first - HP-UX hostname doesn't support -s
    os_type=$(uname -s)
    if [ "$os_type" = "HP-UX" ]; then
        hostname | awk -F. '{print $1}'
    else
        # Try -s flag on other systems
        if hostname -s >/dev/null 2>&1; then
            hostname -s
        else
            hostname | awk -F. '{print $1}'
        fi
    fi
}

get_mv

case $OPCODE in
  open) open_mv ;;
  close) close_mv ;;
  *) echo "ERROR: Invalid opcode. Specify open or close" ; exit_with_error
esac

cleanup