usr/src/cmd/initpkg/rcS.sh

   1 #!/bin/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 # Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T.
  29 # All rights reserved.
  30 #
  31 #
  32
  33 # This file executes the commands in the rcS.d directory, which are necessary
  34 # to get the system to single user mode:
  35 #
  36 #       establish minimal network plumbing (for diskless and dataless)
  37 #       mount /usr (if a separate file system)
  38 #       set the system name
  39 #       check the root (/) and /usr file systems
  40 #       check and mount /var and /var/log (if a separate file system)
  41 #       mount pseudo file systems (/dev/fd)
  42 #       if this is a reconfiguration boot, [re]build the device entries
  43 #       check and mount other file systems to be mounted in single user mode
  44
  45 if [ -z "$SMF_RESTARTER" ]; then
  46         echo "Cannot be run outside smf(5)"
  47         exit 1
  48 fi
  49
  50 . /lib/svc/share/smf_include.sh
  51
  52 #
  53 # Default definitions:
  54 #
  55 PATH=/usr/sbin:/usr/bin:/sbin
  56 vfstab=/etc/vfstab
  57 mnttab=/etc/mnttab
  58 mntlist=
  59 option=
  60 otherops=
  61
  62 action=$1
  63
  64 # Export boot parameters to rc scripts
  65
  66 if [ "x$1" != xsysinit -a -d /usr/bin ]; then
  67         set -- `/usr/bin/who -r`
  68
  69         _INIT_RUN_LEVEL=${7:-S}   # Current run-level
  70         _INIT_RUN_NPREV=${8:-0}   # Number of times previously at current level
  71         _INIT_PREV_LEVEL=${9:-0}  # Previous run-level
  72 else
  73         _INIT_RUN_LEVEL=S
  74         _INIT_RUN_NPREV=0
  75         _INIT_PREV_LEVEL=0
  76 fi
  77
  78 set -- `/usr/bin/uname -a`
  79
  80 #
  81 # If we're booting, uname -a will produce one fewer token than usual because
  82 # the hostname has not yet been configured.  Leave NODENAME empty in this case.
  83 #
  84 if [ $# -eq 7 ]; then
  85         _INIT_UTS_SYSNAME="$1"  # Operating system name (uname -s)
  86         _INIT_UTS_NODENAME="$2" # Node name (uname -n)
  87         shift 2
  88 else
  89         _INIT_UTS_SYSNAME="$1"  # Operating system name (uname -s)
  90         _INIT_UTS_NODENAME=     # Node name is not yet configured
  91         shift 1
  92 fi
  93
  94 _INIT_UTS_RELEASE="$1"  # Operating system release (uname -r)
  95 _INIT_UTS_VERSION="$2"  # Operating system version (uname -v)
  96 _INIT_UTS_MACHINE="$3"  # Machine class (uname -m)
  97 _INIT_UTS_ISA="$4"      # Instruction set architecture (uname -p)
  98 _INIT_UTS_PLATFORM="$5" # Platform string (uname -i)
  99
 100 export _INIT_RUN_LEVEL _INIT_RUN_NPREV _INIT_PREV_LEVEL \
 101     _INIT_UTS_SYSNAME _INIT_UTS_NODENAME _INIT_UTS_RELEASE _INIT_UTS_VERSION \
 102     _INIT_UTS_MACHINE _INIT_UTS_ISA _INIT_UTS_PLATFORM
 103
 104 #
 105 # Set _INIT_NET_STRATEGY and _INIT_NET_IF variables from /sbin/netstrategy
 106 #
 107 smf_netstrategy
 108
 109 . /lib/svc/share/fs_include.sh
 110
 111 #
 112 # Make the old, deprecated environment variable (_DVFS_RECONFIG) and the new
 113 # supported environment variable (_INIT_RECONFIG) to be synonyms.  Set both
 114 # if the svc.startd reconfigure property is set.  Note that for complete
 115 # backwards compatibility the value "YES" is significant with _DVFS_RECONFIG.
 116 # The # value associated with _INIT_RECONFIG is insignificant.  What is
 117 # significant is only that the environment variable is defined.
 118 #
 119
 120 svcprop -q -p system/reconfigure system/svc/restarter:default
 121 if [ $? -eq 0 ]
 122 then
 123         echo "Setting _INIT_RECONFIG."
 124         _DVFS_RECONFIG=YES; export _DVFS_RECONFIG
 125         _INIT_RECONFIG=set; export _INIT_RECONFIG
 126 fi
 127
 128
 129 case $action in
 130         stop)
 131                 >/etc/nologin
 132
 133                 # All remote filesystem services must be explicitly disabled
 134                 # at the single-user milestone.  There's no need to unmount
 135                 # remote filesystems here.
 136
 137                 if [ -d /etc/rcS.d ]; then
 138                         for f in /etc/rcS.d/K*; do
 139                                 if [ ! -s $f ]; then
 140                                         continue
 141                                 fi
 142
 143                                 case $f in
 144                                         *.sh)   /lib/svc/bin/lsvcrun -s $f stop
 145                                                 ;;
 146                                         *)      /lib/svc/bin/lsvcrun $f stop ;;
 147                                 esac
 148                         done
 149                 fi
 150
 151                 ;;
 152
 153         start)
 154                 if [ -d /etc/rcS.d ]; then
 155                         for f in /etc/rcS.d/S*; do
 156                                 if [ ! -s $f ]; then
 157                                         continue
 158                                 fi
 159
 160                                 case $f in
 161                                         *.sh)   /lib/svc/bin/lsvcrun -s $f start
 162                                                 ;;
 163                                         *)      /lib/svc/bin/lsvcrun $f start ;;
 164                                 esac
 165                         done
 166                 fi
 167
 168                 #
 169                 # Clean up the /reconfigure file and sync the new entries to
 170                 # stable media.
 171                 #
 172
 173                 # GLXXX - svc.startd should do this?
 174                 if [ -n "$_INIT_RECONFIG" ]; then
 175                         [ -f /reconfigure  ] && /usr/bin/rm -f /reconfigure
 176                         /sbin/sync
 177                 fi
 178                 ;;
 179
 180         *)
 181                 echo "Usage: $0 { start | stop }"
 182                 exit $SMF_EXIT_ERR_CONFIG
 183                 ;;
 184 esac
 185
 186 exit $SMF_EXIT_OK