1#!/sbin/sh 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22# 23# Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26#ident "%Z%%M% %I% %E% SMI" 27 28. /lib/svc/share/smf_include.sh 29 30# 31# mksavedir 32# Make sure that $DUMPADM_SAVDIR is set and exists. 33# 34mksavedir () 35{ 36 [ -z "$DUMPADM_SAVDIR" ] && DUMPADM_SAVDIR=/var/crash/`uname -n` 37 [ -d "$DUMPADM_SAVDIR" ] || /usr/bin/mkdir -m 0700 -p $DUMPADM_SAVDIR 38} 39 40# 41# We haven't run savecore on a dump device yet 42# 43savedev=none 44 45# 46# If we previously crashed early in boot before dumpadm was used to configure 47# an alternate dump device, then the dump is in the primary swap partition, 48# which was configured as the dump device by the first swapadd early in boot. 49# Thus before we run dumpadm to configure the dump device, we first run 50# savecore to check the swap partition for a dump. 51# 52if [ -x /usr/bin/savecore ]; then 53 [ -r /etc/dumpadm.conf ] && . /etc/dumpadm.conf 54 55 if [ "x$DUMPADM_ENABLE" != xno ] && mksavedir; then 56 /usr/bin/savecore $DUMPADM_SAVDIR 57 shift $# 58 set -- `/usr/sbin/dumpadm 2>/dev/null | /usr/bin/grep 'device:'` 59 savedev=${3:-none} 60 fi 61else 62 echo "WARNING: /usr/bin/savecore is missing or not executable" >& 2 63fi 64 65# 66# Now run dumpadm to configure the dump device based on the settings 67# previously saved by dumpadm. See dumpadm(1m) for instructions on 68# how to modify the dump settings. 69# 70if [ -x /usr/sbin/dumpadm ]; then 71 /usr/sbin/dumpadm -u || $SMF_EXIT_ERR_CONFIG 72else 73 echo "WARNING: /usr/sbin/dumpadm is missing or not executable" >& 2 74 exit $SMF_EXIT_ERR_CONFIG 75fi 76 77if [ -r /etc/dumpadm.conf ]; then 78 . /etc/dumpadm.conf 79else 80 echo "WARNING: /etc/dumpadm.conf is missing or unreadable" >& 2 81 exit $SMF_EXIT_ERR_CONFIG 82fi 83 84# 85# Now that dumpadm has reconfigured /dev/dump, we need to run savecore again 86# because the dump device may have changed. If the earlier savecore had 87# saved the dump, savecore will just exit immediately. 88# 89if [ "x$DUMPADM_ENABLE" != xno ]; then 90 if /usr/sbin/swap -l 2>/dev/null | grep "^${DUMPADM_DEVICE} " \ 91 >/dev/null 2>&1; then 92 # 93 # If the dump device is part of swap, we only need to run 94 # savecore a second time if the device is different from the 95 # swap device on which we initially ran savecore. 96 # 97 [ "x$savedev" != "x$DUMPADM_DEVICE" ] && \ 98 mksavedir && /usr/bin/savecore $DUMPADM_SAVDIR & 99 else 100 # 101 # The dump device couldn't have been dedicated before we 102 # ran dumpadm, so we must execute savecore again. 103 # 104 mksavedir && /usr/bin/savecore $DUMPADM_SAVDIR & 105 fi 106fi 107 108exit $SMF_EXIT_OK 109