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 2009 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26 27smf_present () { 28 [ -r /etc/svc/volatile/repository_door ] && \ 29 [ ! -f /etc/svc/volatile/repository_door ] 30} 31 32smf_clear_env () { 33 unset \ 34 SMF_FMRI \ 35 SMF_METHOD \ 36 SMF_RESTARTER \ 37 SMF_ZONENAME 38} 39 40# smf_console 41# 42# Use as "echo message 2>&1 | smf_console". If SMF_MSGLOG_REDIRECT is 43# unset, message will be displayed to console. SMF_MSGLOG_REDIRECT is 44# reserved for future use. 45# 46smf_console () { 47 /usr/bin/tee ${SMF_MSGLOG_REDIRECT:-/dev/msglog} 48} 49 50# smf_zonename 51# 52# Prints the name of this zone. 53 54smf_zonename() { 55 echo "${SMF_ZONENAME:=`/sbin/zonename`}" 56} 57 58# smf_is_globalzone 59# 60# Returns zero (success) if this is the global zone. 1 otherwise. 61# 62smf_is_globalzone() { 63 [ "${SMF_ZONENAME:=`/sbin/zonename`}" = "global" ] && return 0 64 return 1 65} 66 67# smf_is_nonglobalzone 68# 69# Returns zero (success) if this is not the global zone. 1 otherwise. 70# 71smf_is_nonglobalzone() { 72 [ "${SMF_ZONENAME:=`/sbin/zonename`}" != "global" ] && return 0 73 return 1 74} 75 76# smf_configure_ip 77# 78# Returns zero (success) if this zone needs IP to be configured i.e. 79# the global zone or has an exclusive stack. 1 otherwise. 80# 81smf_configure_ip() { 82 [ "${SMF_ZONENAME:=`/sbin/zonename`}" = "global" -o \ 83 `/sbin/zonename -t` = exclusive ] && return 0 84 return 1 85} 86 87# smf_dont_configure_ip 88# 89# Inverse of smf_configure_ip 90# 91smf_dont_configure_ip() { 92 [ "${SMF_ZONENAME:=`/sbin/zonename`}" != "global" -a \ 93 `/sbin/zonename -t` = shared ] && return 0 94 return 1 95} 96 97# smf_dont_configure_vt 98# 99# Returns zero (success) if vt functionality is not to be configured, 100# 1 otherwise. 101# 102smf_dont_configure_vt() { 103 [ "${SMF_ZONENAME:=`/sbin/zonename`}" != "global" ] && return 0 104 /usr/lib/vtinfo > /dev/null 2>&1 105 return $? 106} 107 108# smf_is_system_labeled 109# 110# Returns zero (success) if system is labeled (aka Trusted Extensions). 111# 1 otherwise. 112# 113smf_is_system_labeled() { 114 [ ! -x /bin/plabel ] && return 1 115 /bin/plabel > /dev/null 2>&1 116 return $? 117} 118 119# smf_netstrategy 120# -> (_INIT_NET_IF, _INIT_NET_STRATEGY) 121# 122# Sets _INIT_NET_IF to the name for the network-booted 123# interface if we are booting from the network. _INIT_NET_STRATEGY is 124# assigned the value of the current network configuration strategy. 125# Valid values for _INIT_NET_STRATEGY are "none", "dhcp", and "rarp". 126# 127# The network boot strategy for a zone is always "none". 128# 129smf_netstrategy () { 130 if smf_is_nonglobalzone; then 131 _INIT_NET_STRATEGY="none" export _INIT_NET_STRATEGY 132 return 0 133 fi 134 135 set -- `/sbin/netstrategy` 136 if [ $? -eq 0 ]; then 137 [ "$1" = "nfs" -o "$1" = "cachefs" ] && \ 138 _INIT_NET_IF="$2" export _INIT_NET_IF 139 _INIT_NET_STRATEGY="$3" export _INIT_NET_STRATEGY 140 else 141 return 1 142 fi 143} 144 145# 146# smf_kill_contract CONTRACT SIGNAL WAIT TIMEOUT 147# 148# To be called from stop methods of non-transient services. 149# Sends SIGNAL to the service contract CONTRACT. If the 150# WAIT argument is non-zero, smf_kill_contract will wait 151# until the contract is empty before returning, or until 152# TIMEOUT expires. 153# 154# Example, send SIGTERM to contract 200: 155# 156# smf_kill_contract 200 TERM 157# 158# Since killing a contract with pkill(1) is not atomic, 159# smf_kill_contract will continue to send SIGNAL to CONTRACT 160# every second until the contract is empty. This will catch 161# races between fork(2) and pkill(1). 162# 163# Note that time in this routine is tracked (after being input 164# via TIMEOUT) in 10ths of a second. This is because we want 165# to sleep for short periods of time, and expr(1) is too dumb 166# to do non-integer math. 167# 168# Returns 1 if the contract is invalid. 169# Returns 2 if WAIT is "1", TIMEOUT is > 0, and TIMEOUT expires. 170# Returns 0 on success. 171# 172smf_kill_contract() { 173 174 time_waited=0 175 time_to_wait=$4 176 177 [ -z "$time_to_wait" ] && time_to_wait=0 178 179 # convert to 10ths. 180 time_to_wait=`expr $time_to_wait * 10` 181 182 # Verify contract id is valid using pgrep 183 /usr/bin/pgrep -c $1 > /dev/null 2>&1 184 ret=$? 185 if [ $ret -gt 1 ] ; then 186 echo "Error, invalid contract \"$1\"" >&2 187 return 1 188 fi 189 190 # Return if contract is already empty. 191 [ $ret -eq 1 ] && return 0 192 193 # Kill contract. 194 /usr/bin/pkill -$2 -c $1 195 if [ $? -gt 1 ] ; then 196 echo "Error, could not kill contract \"$1\"" >&2 197 return 1 198 fi 199 200 # Return if WAIT is not set or is "0" 201 [ -z "$3" ] && return 0 202 [ "$3" -eq 0 ] && return 0 203 204 # If contract does not empty, keep killing the contract to catch 205 # any child processes missed because they were forking 206 /usr/bin/pgrep -c $1 > /dev/null 2>&1 207 while [ $? -eq 0 ] ; do 208 # Return 2 if TIMEOUT was passed, and it has expired 209 [ "$time_to_wait" -gt 0 -a $time_waited -ge $time_to_wait ] && \ 210 return 2 211 212 # 213 # At five second intervals, issue the kill again. Note that 214 # the sleep time constant (in tenths) must be a factor of 50 215 # for the remainder trick to work. i.e. sleeping 2 tenths is 216 # fine, but 27 tenths is not. 217 # 218 remainder=`/usr/bin/expr $time_waited % 50` 219 if [ $time_waited -gt 0 -a $remainder -eq 0 ]; then 220 /usr/bin/pkill -$2 -c $1 221 fi 222 223 # Wait two tenths, and go again. 224 /usr/bin/sleep 0.2 225 time_waited=`/usr/bin/expr $time_waited + 2` 226 /usr/bin/pgrep -c $1 > /dev/null 2>&1 227 done 228 229 return 0 230} 231 232# 233# smf(5) method and monitor exit status definitions 234# SMF_EXIT_ERR_OTHER, although not defined, encompasses all non-zero 235# exit status values. 236# 237SMF_EXIT_OK=0 238SMF_EXIT_ERR_FATAL=95 239SMF_EXIT_ERR_CONFIG=96 240SMF_EXIT_MON_DEGRADE=97 241SMF_EXIT_MON_OFFLINE=98 242SMF_EXIT_ERR_NOSMF=99 243SMF_EXIT_ERR_PERM=100 244