#!/bin/ksh
# This class action script copies the files being replaced
# into a package being constructed in $BUILD_DIR. This class
# action script is only appropriate for regular files that
# are installed by simply copying them into place.
#
# For special package objects such as edittable files, the patch
# producer must supply appropriate class action scripts.
#
# directory format options.
#
#       @(#)i.script 1.15 04/04/08 SMI
#
# Copyright (c) 2004 by Sun Microsystems, Inc.
# All rights reserved
#

# "e" backout magic definitions BEGIN
DIFF="/usr/bin/diff"
OLD_PATCH_SEPARATOR="___Old_File_Diff_Separator_aBcDeFgHiJkLmN___OjK___5924894_6548915___"
# "e" backout magic definitions END

PATH=/usr/sadm/bin:$PATH

ECHO="/usr/bin/echo"
SED="/usr/bin/sed"
PKGPROTO="/usr/bin/pkgproto"
EXPR="/usr/bin/expr"	# used by dirname
MKDIR="/usr/bin/mkdir"
CP="/usr/bin/cp"
RM="/usr/bin/rm"
MV="/usr/bin/mv"
KSH="/usr/bin/ksh"

recovery="no"
Pn=$$
procIdCtr=0

CMDS_USED="$KSH $ECHO $SED $PKGPROTO $EXPR $MKDIR $CP $RM $MV"
LIBS_USED=""

if [ "$PKG_INSTALL_ROOT" = "/" ]; then
	PKG_INSTALL_ROOT=""
fi

# Check to see if this is a patch installation retry.
if [ "$INTERRUPTION" = "yes" ]; then
	if [ -d "$PKG_INSTALL_ROOT/var/tmp/$SUNW_PATCHID.$PKGINST" ] || [ -d "$PATCH_BUILD_DIR/$SUNW_PATCHID.$PKGINST" ]; then
		recovery="yes"
	fi
fi

if [ -n "$PATCH_BUILD_DIR" -a -d "$PATCH_BUILD_DIR" ]; then
	BUILD_DIR="$PATCH_BUILD_DIR/$SUNW_PATCHID.$PKGINST"
else
	BUILD_DIR="$PKG_INSTALL_ROOT/var/tmp/$SUNW_PATCHID.$PKGINST"
fi

FILE_DIR=$BUILD_DIR/files
RELOC_DIR=$FILE_DIR/reloc
ROOT_DIR=$FILE_DIR/root
BO_Deletes=$FILE_DIR/deletes
PROGNAME=`basename $0`

if [ "$PATCH_PROGRESSIVE" = "true" ]; then
	PATCH_NO_UNDO="true"
fi

# Since this is generic, figure out the class.
Class=`echo $PROGNAME | nawk ' { print substr($0, 3)  }'`

# Since this is an update, $BASEDIR is guaranteed to be correct
BD=${BASEDIR:-/}

cd $BD

#
# First, figure out the dynamic libraries that can trip us up.
#
if [ -z "$PKG_INSTALL_ROOT" ]; then
	if [ -x /usr/bin/ldd ]; then
		LIB_LIST=`/usr/bin/ldd $CMDS_USED | sort -u | nawk '
			$1 ~ /\// { continue; }
			{ printf "%s ", $3 } '`
	else
		LIB_LIST="/usr/lib/libc.so.1 /usr/lib/libdl.so.1 /usr/lib/libw.so.1 /usr/lib/libintl.so.1 /usr/lib/libgen.so.1 /usr/lib/libadm.so.1 /usr/lib/libelf.so.1"
	fi
fi

#
# Now read the list of files in this class to be replaced. If the file
# is already in place, then this is a change and we need to copy it
# over to the build directory if undo is allowed. If it's a new entry
# (No $dst), then it goes in the deletes file for the backout package.
#

LD_LIB_DIR=$PKG_INSTALL_ROOT/var/tmp/LDLIB.$$

procIdCtr=0
while read src dst; do
	if [ -z "$PKG_INSTALL_ROOT" ]; then
		Chk_Path=$dst
		for library in $LIB_LIST; do
			if [ "$Chk_Path" = "$library" ]; then
				if [ ! -d "$LD_LIB_DIR" ]; then
					$MKDIR $LD_LIB_DIR
				fi
				$CP $dst $LD_LIB_DIR
				LD_LIBRARY_PATH=$LD_LIB_DIR
				export LD_LIBRARY_PATH
			fi
		done
	fi

	if [ "$PATCH_PROGRESSIVE" = "true" ]; then
		# If this is being used in an old-style patch, insert
		# the old-style script commands here.

		#XXXOld_CommandsXXX#
		echo >/dev/null	# dummy
	fi

	if [ "${PATCH_NO_UNDO}" != "true" ]; then
		#
		# Here we construct the path to the appropriate source
		# tree for the build. First we try to strip BASEDIR. If
		# there's no BASEDIR in the path, we presume that it is
		# absolute and construct the target as an absolute path
		# by stripping PKG_INSTALL_ROOT. FS_Path is the path to
		# the file on the file system (for deletion purposes).
		# Build_Path is the path to the object in the build
		# environment.
		#
		# The following rootPath variable accounts for a BASEDIR
		# that is used as a regular variable within the path and
		# not as a variable that a path needs to be relocated to.

		rootPath=`$ECHO $src | $SED s@"$INST_DATADIR/$PKGINST"@@ | \
			nawk -F/ '{print $2}'`
		if [ "$rootPath" = "root" ]; then
			FS_Path=$dst
		elif [ "$BD" = "/" ]; then
			FS_Path=`$ECHO $dst | $SED s@"$BD"@@`
		else
			FS_Path=`$ECHO $dst | $SED "s|^$BD/||"`
		fi

		# If it's an absolute path the attempt to strip the
		# BASEDIR will have failed.
		if [ "$dst" = "$FS_Path" ]; then
			if [ -z "$PKG_INSTALL_ROOT" ]; then
				FS_Path=$dst
				Build_Path="$ROOT_DIR$dst"
			else
				Build_Path="$ROOT_DIR"`echo $dst | \
				    $SED "s|$PKG_INSTALL_ROOT||"`
				FS_Path=`echo $dst | \
				    $SED "s|$PKG_INSTALL_ROOT||"`
			fi
		else
			Build_Path="$RELOC_DIR/$FS_Path"
		fi

		if [ -f "$dst" ]; then	# If this is replacing something
			cd $FILE_DIR
			#
			# Construct the prototype file entry. We replace
			# the pointer to the filesystem object with the
			# build directory object.
			#
			$PKGPROTO -c $Class $dst=$FS_Path | \
			    $SED -e "s|^f |e |" \
			         -e "s|=$dst|=$Build_Path|" >> \
			    $BUILD_DIR/prototype

			# Now copy over the file
			if [ "$recovery" = "no" ]; then
				DirName=`dirname $Build_Path`
				$MKDIR -p $DirName
				$CP -p $dst $Build_Path
			else
				# If this file is already in the build area skip it
				if [ -f "$Build_Path" ]; then
					cd $BD
					continue
				else
					DirName=`dirname $Build_Path`
					if [ ! -d "$DirName" ]; then
						$MKDIR -p $DirName
					fi
					$CP -p $dst $Build_Path
				fi
			fi

			cd $BD
		else	# It's brand new
			$ECHO $FS_Path >> $BO_Deletes
		fi
	fi

	# If special processing is required for each src/dst pair,
	# add that here.
	#
	#XXXSpecial_CommandsXXX#
	#

# "e" backout magic prepare BEGIN
DST_EXIST="false"
if [ "${PATCH_NO_UNDO}" != "true" ]; then
 if [ -f "${dst}" ] ; then 
  DST_EXIST="true" 
 else 
  DST_EXIST="false"
 fi
 if [ "${DST_EXIST}" = "true" ] ; then
  #Save original file
  $MKDIR -p "`dirname $Build_Path`"
  $CP "${dst}" "$Build_Path.orig"
  $CP "${dst}" "$Build_Path.old_and_patch"
 fi
fi
# "e" backout magic prepare END

######### pkg CAS merge BEGIN #########
#!/bin/sh
#
# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# ident	"@(#)i.dhcpagent	1.1	07/01/29 SMI"
#

	if [ ! -f $dst ] ; then
		cp $src $dst
	else
		tmpdst=/var/run/dhcpagent.dst.$$

		# Changes are applied separately to accomodate user updates to
		# the file.

		# If the target has the old v4 comments, then update them
		# to describe v6.
		grep '# All parameters can be tuned for ' $dst >/dev/null &&
		( grep '# An interface name alone ' $dst >/dev/null || (
			nawk '
			/# All parameters can be tuned for / { flag = 1; }
			/^$/ && flag == 1 {
print "#";
print "# An interface name alone specifies IPv4 DHCP.  For DHCPv6, append \""\
    ".v6\".";
print "# Some examples:";
print "#";
print "# hme0.RELEASE_ON_SIGTERM=no	specify hme0 v4 behavior";
print "# hme0.v6.RELEASE_ON_SIGTERM=no	specify hme0 v6 behavior";
print "# RELEASE_ON_SIGTERM=no		match all v4 interfaces";
print "# .v6.RELEASE_ON_SIGTERM=no	match all v6 interfaces";
				flag = 2;
			}
			{ print $0; }
			' $dst > $tmpdst && cp $tmpdst $dst
		) )

		# If the target has the old SIGTERM documentation, update.
		if grep ' is sent a SIGTERM, all managed' $dst >/dev/null &&
		    grep 'parameter-value pair, all managed' $dst >/dev/null
		then
			nawk '
			/ is sent a SIGTERM, all managed/ { flag = 1; }
			/parameter-value pair, all managed/ && flag == 1 {
print "# By default, when the DHCP agent is sent a SIGTERM (typically when";
print "# the system is shut down), all managed addresses are dropped rather";
print "# than released.  Dropping an address does not notify the DHCP server";
print "# that the address is no longer in use, leaving it possibly available";
print "# for subsequent use by the same client.  If DHCP is later restarted";
print "# on the interface, the client will ask the server if it can continue";
print "# to use the address.  If the server either grants the request, or";
print "# does not answer (and the lease has not yet expired), then the client";
print "# will use the original address.";
print "#";
print "# By uncommenting the following parameter-value pairs, all managed";
print "# interfaces are released on SIGTERM instead.  In that case, the DHCP";
print "# server is notified that the address is available for use.  Further,";
print "# if DHCP is later restarted on the interface, the client will not";
print "# request its previous address from the server, nor will it attempt to";
print "# reuse the previous lease.  This behavior is often preferred for";
print "# roaming systems.";
				flag = 2;
				next;
			}
			flag == 1 { next; }
			{ print $0; }
			' $dst > $tmpdst && cp $tmpdst $dst
		fi

		# If the target lacks a v6 PARAM_REQUEST_LIST entry, then
		# add it.
		fgrep '.v6.PARAM_REQUEST_LIST' $dst >/dev/null ||
			cat >> $dst <<EOF

# The default DHCPv6 parameter request list has preference (7), unicast (12),
# DNS addresses (23), DNS search list (24), NIS addresses (27), and
# NIS domain (29).  This may be changed by altering the following parameter-
# value pair.  The numbers correspond to the values defined in the IANA
# dhcpv6-parameters registry at the time of this writing.
.v6.PARAM_REQUEST_LIST=7,12,23,24,27,29
EOF
	fi
######### pkg CAS merge END #########

	procIdCtr=`expr $procIdCtr + 1`

# "e" backout magic store BEGIN
 if [ "${DST_EXIST}" = "true" ] ; then
  echo "${OLD_PATCH_SEPARATOR}" >> "$Build_Path.old_and_patch"
  $DIFF -C 3 "$Build_Path.orig" "$dst" >> "$Build_Path.old_and_patch"
  if [ "$?" -ne 0 ] ; then
    #Create a repository for original file and diff in the undo package
    $ECHO "e $Class $FS_Path.old_and_patch=$Build_Path.old_and_patch" >>$BUILD_DIR/prototype
    #Make sure this file does not remain on the system after the backout
    $ECHO "$FS_Path.old_and_patch" >>"$BO_Deletes"
  fi
 fi
# "e" backout magic store END

done

 
# If additional operations are required for this package, place
# those package-specific commands here.

#XXXSpecial_CommandsXXX#

#
# Release the dynamic libraries
#
if [ -d "$LD_LIB_DIR" ]; then
	$RM -fr $LD_LIB_DIR
fi

exit 0