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|
#!/bin/sh
#-------------------------------------------------------------------------
#
# dropuser--
# Utility for removing a user from the PostgreSQL database.
#
# Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
#
# IDENTIFICATION
# $Header: /cvsroot/pgsql/src/bin/scripts/Attic/dropuser,v 1.17 2002/04/12 09:42:32 momjian Exp $
#
# Note - this should NOT be setuid.
#
#-------------------------------------------------------------------------
CMDNAME=`basename "$0"`
PATHNAME=`echo "$0" | sed "s,$CMDNAME\$,,"`
PSQLOPT=
forcedel=t
DelUser=
# These handle spaces/tabs in identifiers
_IFS="$IFS"
NL="
"
# Check for echo -n vs echo \c
if echo '\c' | grep -s c >/dev/null 2>&1
then
ECHO_N="echo -n"
ECHO_C=""
else
ECHO_N="echo"
ECHO_C='\c'
fi
while [ "$#" -gt 0 ]
do
case "$1" in
--help|-\?)
usage=t
break
;;
# options passed on to psql
--host|-h)
PSQLOPT="$PSQLOPT -h $2"
shift;;
-h*)
PSQLOPT="$PSQLOPT $1"
;;
--host=*)
PSQLOPT="$PSQLOPT -h `echo \"$1\" | sed 's/^--host=//'`"
;;
--port|-p)
PSQLOPT="$PSQLOPT -p $2"
shift;;
-p*)
PSQLOPT="$PSQLOPT $1"
;;
--port=*)
PSQLOPT="$PSQLOPT -p `echo \"$1\" | sed 's/^--port=//'`"
;;
# Note: These two specify the user to connect as (like in psql),
# not the user you're dropping.
--username|-U)
PSQLOPT="$PSQLOPT -U $2"
shift;;
-U*)
PSQLOPT="$PSQLOPT $1"
;;
--username=*)
PSQLOPT="$PSQLOPT -U `echo \"$1\" | sed 's/^--username=//'`"
;;
--password|-W)
PSQLOPT="$PSQLOPT -W"
;;
--echo|-e)
PSQLOPT="$PSQLOPT -e"
;;
--quiet|-q)
PSQLOPT="$PSQLOPT -o /dev/null"
;;
# other options
--interactive|-i)
forcedel=f
;;
-*)
echo "$CMDNAME: invalid option: $1" 1>&2
echo "Try '$CMDNAME --help' for more information." 1>&2
exit 1
;;
*)
DelUser="$1"
if [ "$#" -ne 1 ]; then
echo "$CMDNAME: invalid option: $2" 1>&2
echo "Try '$CMDNAME --help' for more information." 1>&2
exit 1
fi
;;
esac
shift;
done
if [ "$usage" ]; then
echo "$CMDNAME removes a PostgreSQL user."
echo
echo "Usage:"
echo " $CMDNAME [options] [username]"
echo
echo "Options:"
echo " -h, --host=HOSTNAME Database server host"
echo " -p, --port=PORT Database server port"
echo " -U, --username=USERNAME Username to connect as (not the one to drop)"
echo " -W, --password Prompt for password to connect"
echo " -i, --interactive Prompt before deleting anything"
echo " -e, --echo Show the query being sent to the backend"
echo " -q, --quiet Don't write any messages"
echo
echo "Report bugs to <pgsql-bugs@postgresql.org>."
exit 0
fi
# Prompt for username if missing
if [ -z "$DelUser" ]; then
$ECHO_N "Enter name of user to delete: "$ECHO_C
IFS="$NL"
read DelUser
IFS="$_IFS"
[ "$?" -ne 0 ] && exit 1
fi
if [ "$forcedel" = f ]; then
echo "User \"$DelUser\" will be permanently deleted."
$ECHO_N "Are you sure? (y/n) "$ECHO_C
read REPLY
[ "$?" -eq 1 ] && exit 1
[ "$REPLY" != "y" -a "$REPLY" != "Y" ] && exit 0
fi
DelUser=`echo "$DelUser" | sed 's/\"/\\\"/g'`
${PATHNAME}psql $PSQLOPT -d template1 -c "DROP USER \"$DelUser\""
if [ "$?" -ne 0 ]; then
echo "$CMDNAME: deletion of user \"$DelUser\" failed" 1>&2
exit 1
fi
exit 0
|
