# iAnywhere Solutions, Inc. One Sybase Drive, Dublin, CA 94568, USA
# Copyright (c) 2001-2008, iAnywhere Solutions, Inc. Portions copyright (c)
# 1988-2008, Sybase, Inc. All rights preserved. All unpublished rights reserved.

svc_t_iface_load()
##################
# get interface to tool 
# Allow $1 to fall back on global variable DBSVC_TYPE
{
    local svc_tool_iface
    if [ -n "$1" ]; then
	svc_tool_iface=`tolower $1`
    else
	svc_tool_iface=`tolower ${DBSVC_TYPE}`
    fi
    . "${DBSVC_DIR}/dbsvc_scripts/svc_t_${svc_tool_iface}"
}

svc_t_iface_init()
##################
# $1 : DBSVC_TYPE
{
    svc_t_iface_load $1
    svc_t_init
}

# Multiple instances of our tools may be running as services.
# Need to take into account the command line given to each tool, 
# to find the right one.
# The following finds the pid of the process with the command line that 
# matches the one we are looking for.
# Returns:
# sets PROCID and echoes back the pid of the process
svc_t_getpid()
##############
{
    # get our command line and "hash" it into something that
    # matches the format of the commandline in /proc/<pid>/cmdline,
    # with grep-unfriendly characters removed
    local pcmdline
    local CMD=`svc_t_toolname`
    local TCMD=`echo "$SVC_TOOL_CMDLINE" | sed 's/ /\x00/g' | sed 's/-//g' | sed 's/\"//g'`
    local pid=$PROCID
    PROCID=
    if [ ! -z "$pid" ]; then
	# maybe we're here a second time ... check last time's PID       
	PRFILE="/proc/"$pid"/cmdline"
	if [ -r $PRFILE ]; then 
	    pcmdline=`cat $PRFILE | sed 's/-//g' | sed 's/ //g' `
	    RET=`echo $pcmdline | grep -v dbsvc | grep -v '/etc/init.d/SA_' | grep $TCMD 2>/dev/null`
	    if [ "$RET" != "" ]; then
		RET=`grep  $CMD $PRFILE`
		if [ "$RET" != "" ]; then
		    PROCID=$pid
		fi
	    fi
	fi
    fi
    if [ "$PROCID" = "" ] && [ "$PIDFILEN" != "" ]; then
      # check the pid specified in the PIDFILE first to see if we have a match
      if [ -f "$PIDFILEN" ]; then
        pid=`cat "$PIDFILEN"`
	PRFILE="/proc/"$pid"/cmdline"
	if [ -r $PRFILE ]; then 
	    pcmdline=`cat $PRFILE | sed 's/-//g' | sed 's/ //g' `
	    RET=`echo $pcmdline | grep -v dbsvc | grep -v '/etc/init.d/SA_' | grep $TCMD 2>/dev/null`
	    if [ "$RET" != "" ]; then
		RET=`grep  $CMD $PRFILE`
		if [ "$RET" != "" ]; then
		    PROCID=$pid
		fi
	    fi
	fi
      fi
    fi
    if [ "$PROCID" = "" ]; then
      # need to do it the hard way - check all of the /proc/.../ directories
      for i in `ls -U -p /proc | grep /`; do
	PRFILE="/proc/"$i"cmdline"
	if [ -r $PRFILE ]; then 
	    pcmdline=`cat $PRFILE | sed 's/-//g' | sed 's/ //g' `
	    RET=`echo $pcmdline | grep -v dbsvc | grep -v '/etc/init.d/SA_' | grep $TCMD 2>/dev/null`
	    if [ "$RET" != "" ]; then
		RET=`grep  $CMD $PRFILE`
		if [ "$RET" != "" ]; then
		    PROCID=`echo $i | awk -F "/" '{print $1}'`
		    break
		fi
	    fi
	fi
      done
    fi
    echo $PROCID
} 

svc_t_process_cmdline_add_ud()
##############################
# in: cmdline
# out: add -ud if not already there
{
    local MY_CMDLINE=$*

    # add -ud if not there
    local SAW_UD=0
    while [ ! -z "$1" ]; do
	case $1 in
	    -ud )
		SAW_UD=1 
		;;
	esac
	shift
    done

    if [ $SAW_UD -eq 0 ]; then
	MY_CMDLINE="$MY_CMDLINE -ud"
    fi

    echo "$MY_CMDLINE"
}
svc_t_status()
##############
# Most tools check status by verifying the process is still running
{
    local procid=`svc_t_getpid`

    if [ -z "$procid" ]; then
	false
    else
	true
    fi
    echo $?
}

svc_t_stopcmd()
###############
# Most tools stop by sending a HUP signal
{
    local procid=`svc_t_getpid`
    [ -n "$procid" ] && kill -HUP ${procid}
}

svc_t_checkbinary()
###################
{
    # some validation
    [ ! -r `svc_t_toolpath` ] && output_msg "${INF_BINARYNOTFOUND}" # ${DBSVC_TYPE}
}