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# Copyright 2015 Nexenta Systems, Inc. All rights reserved. 26# Copyright 2012 Joyent, Inc. All rights reserved. 27# Copyright 2021 Oxide Computer Company 28# 29 30smf_present () { 31 [ -r /etc/svc/volatile/repository_door ] && \ 32 [ ! -f /etc/svc/volatile/repository_door ] 33} 34 35smf_clear_env () { 36 unset \ 37 SMF_FMRI \ 38 SMF_METHOD \ 39 SMF_RESTARTER \ 40 SMF_ZONENAME 41} 42 43# smf_console 44# 45# Use as "echo message 2>&1 | smf_console". If SMF_MSGLOG_REDIRECT is 46# unset, message will be displayed to console. SMF_MSGLOG_REDIRECT is 47# reserved for future use. 48# 49smf_console () { 50 /usr/bin/tee ${SMF_MSGLOG_REDIRECT:-/dev/msglog} 51} 52 53# smf_zonename 54# 55# Prints the name of this zone. 56 57smf_zonename() { 58 echo "${SMF_ZONENAME:=`/sbin/zonename`}" 59} 60 61# smf_is_globalzone 62# 63# Returns zero (success) if this is the global zone. 1 otherwise. 64# 65smf_is_globalzone() { 66 [ "${SMF_ZONENAME:=`/sbin/zonename`}" = "global" ] && return 0 67 return 1 68} 69 70# smf_is_nonglobalzone 71# 72# Returns zero (success) if this is not the global zone. 1 otherwise. 73# 74smf_is_nonglobalzone() { 75 [ "${SMF_ZONENAME:=`/sbin/zonename`}" != "global" ] && return 0 76 return 1 77} 78 79# smf_root_is_ramdisk 80# 81# Returns zero (success) if the system root file system is mounted from a 82# ramdisk, non-zero otherwise. 83# 84smf_root_is_ramdisk() { 85 /lib/svc/bin/rootisramdisk 86} 87 88# smf_configure_ip 89# 90# Returns zero (success) if this zone needs IP to be configured i.e. 91# the global zone or has an exclusive stack. 1 otherwise. 92# 93smf_configure_ip() { 94 [ "${SMF_ZONENAME:=`/sbin/zonename`}" = "global" -o \ 95 `/sbin/zonename -t` = exclusive ] && return 0 96 return 1 97} 98 99# smf_dont_configure_ip 100# 101# Inverse of smf_configure_ip 102# 103smf_dont_configure_ip() { 104 [ "${SMF_ZONENAME:=`/sbin/zonename`}" != "global" -a \ 105 `/sbin/zonename -t` = shared ] && return 0 106 return 1 107} 108 109# smf_dont_configure_vt 110# 111# Returns zero (success) if vt functionality is not to be configured, 112# 1 otherwise. 113# 114smf_dont_configure_vt() { 115 [ "${SMF_ZONENAME:=`/sbin/zonename`}" != "global" ] && return 0 116 /usr/lib/vtinfo > /dev/null 2>&1 117 return $? 118} 119 120# smf_is_system_labeled 121# 122# Returns zero (success) if system is labeled (aka Trusted Extensions). 123# 1 otherwise. 124# 125smf_is_system_labeled() { 126 [ ! -x /bin/plabel ] && return 1 127 /bin/plabel > /dev/null 2>&1 128 return $? 129} 130 131# smf_netstrategy 132# -> (_INIT_NET_IF, _INIT_NET_STRATEGY) 133# 134# Sets _INIT_NET_IF to the name for the network-booted 135# interface if we are booting from the network. _INIT_NET_STRATEGY is 136# assigned the value of the current network configuration strategy. 137# Valid values for _INIT_NET_STRATEGY are "none", "dhcp", and "rarp". 138# 139# The network boot strategy for a zone is always "none". 140# 141smf_netstrategy () { 142 if smf_is_nonglobalzone; then 143 _INIT_NET_STRATEGY="none" export _INIT_NET_STRATEGY 144 return 0 145 fi 146 147 set -- `/sbin/netstrategy` 148 if [ $? -eq 0 ]; then 149 [ "$1" = "nfs" ] && \ 150 _INIT_NET_IF="$2" export _INIT_NET_IF 151 _INIT_NET_STRATEGY="$3" export _INIT_NET_STRATEGY 152 else 153 return 1 154 fi 155} 156 157# 158# smf_kill_contract CONTRACT SIGNAL WAIT TIMEOUT 159# 160# To be called from stop methods of non-transient services. 161# Sends SIGNAL to the service contract CONTRACT. If the 162# WAIT argument is non-zero, smf_kill_contract will wait 163# until the contract is empty before returning, or until 164# TIMEOUT expires. 165# 166# Example, send SIGTERM to contract 200: 167# 168# smf_kill_contract 200 TERM 169# 170# Since killing a contract with pkill(1) is not atomic, 171# smf_kill_contract will continue to send SIGNAL to CONTRACT 172# every second until the contract is empty. This will catch 173# races between fork(2) and pkill(1). 174# 175# Note that time in this routine is tracked (after being input 176# via TIMEOUT) in 10ths of a second. This is because we want 177# to sleep for short periods of time, and expr(1) is too dumb 178# to do non-integer math. 179# 180# Returns 1 if the contract is invalid. 181# Returns 2 if WAIT is "1", TIMEOUT is > 0, and TIMEOUT expires. 182# Returns 0 on success. 183# 184smf_kill_contract() { 185 186 time_waited=0 187 time_to_wait=$4 188 189 [ -z "$time_to_wait" ] && time_to_wait=0 190 191 # convert to 10ths. 192 time_to_wait=`/usr/bin/expr $time_to_wait '*' 10` 193 194 # Verify contract id is valid using pgrep 195 /usr/bin/pgrep -c $1 > /dev/null 2>&1 196 ret=$? 197 if [ $ret -gt 1 ] ; then 198 echo "Error, invalid contract \"$1\"" >&2 199 return 1 200 fi 201 202 # Return if contract is already empty. 203 [ $ret -eq 1 ] && return 0 204 205 # Kill contract. 206 /usr/bin/pkill -$2 -c $1 207 if [ $? -gt 1 ] ; then 208 echo "Error, could not kill contract \"$1\"" >&2 209 return 1 210 fi 211 212 # Return if WAIT is not set or is "0" 213 [ -z "$3" ] && return 0 214 [ "$3" -eq 0 ] && return 0 215 216 # If contract does not empty, keep killing the contract to catch 217 # any child processes missed because they were forking 218 /usr/bin/pgrep -c $1 > /dev/null 2>&1 219 while [ $? -eq 0 ] ; do 220 # Return 2 if TIMEOUT was passed, and it has expired 221 [ "$time_to_wait" -gt 0 -a $time_waited -ge $time_to_wait ] && \ 222 return 2 223 224 # 225 # At five second intervals, issue the kill again. Note that 226 # the sleep time constant (in tenths) must be a factor of 50 227 # for the remainder trick to work. i.e. sleeping 2 tenths is 228 # fine, but 27 tenths is not. 229 # 230 remainder=`/usr/bin/expr $time_waited % 50` 231 if [ $time_waited -gt 0 -a $remainder -eq 0 ]; then 232 /usr/bin/pkill -$2 -c $1 233 fi 234 235 # Wait two tenths, and go again. 236 /usr/bin/sleep 0.2 237 time_waited=`/usr/bin/expr $time_waited + 2` 238 /usr/bin/pgrep -c $1 > /dev/null 2>&1 239 done 240 241 return 0 242} 243 244# 245# smf(5) method and monitor exit status definitions 246# SMF_EXIT_ERR_OTHER, although not defined, encompasses all non-zero 247# exit status values. 248# 249# The SMF_EXIT_NODAEMON exit status should be used when a method does not 250# need to run any persistent process. This indicates success, abandons the 251# contract, and allows dependencies to be met. 252# 253SMF_EXIT_OK=0 254SMF_EXIT_NODAEMON=94 255SMF_EXIT_ERR_FATAL=95 256SMF_EXIT_ERR_CONFIG=96 257SMF_EXIT_MON_DEGRADE=97 258SMF_EXIT_MON_OFFLINE=98 259SMF_EXIT_ERR_NOSMF=99 260SMF_EXIT_ERR_PERM=100 261