Bring this up to date with the latest NetBSD bits. Also add some bits of
our own. Submitted by: Mike Makonnen Reviewed by: silence on -current and -hackers
This commit is contained in:
parent
27bc1b287e
commit
64deb069a9
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=98186
692
etc/rc.subr
692
etc/rc.subr
@ -1,6 +1,7 @@
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# $NetBSD: rc.subr,v 1.28 2000/11/06 00:08:30 lukem Exp $
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# $NetBSD: rc.subr,v 1.49 2002/05/21 12:31:01 lukem Exp $
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# $FreeBSD$
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#
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# Copyright (c) 1997-2000 The NetBSD Foundation, Inc.
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# Copyright (c) 1997-2002 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# This code is derived from software contributed to The NetBSD Foundation
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@ -38,10 +39,77 @@
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# functions used by various rc scripts
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#
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#
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# Operating System dependent/independent variables
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#
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SYSCTL="/sbin/sysctl"
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SYSCTL_N="${SYSCTL} -n"
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CMD_OSTYPE="${SYSCTL_N} kern.ostype"
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case `${CMD_OSTYPE}` in
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FreeBSD)
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SYSCTL_W="${SYSCTL}"
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;;
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NetBSD)
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SYSCTL_W="${SYSCTL} -w"
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;;
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esac
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#
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# functions
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# ---------
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#
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# set_rcvar base_var
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# Set the variable name enabling a specific service.
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# FreeBSD uses ${service}_enable, while NetBSD uses
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# just the name of the service. For example:
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# FreeBSD: sendmail_enable="YES"
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# NetBSD : sendmail="YES"
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# $1 - if $name is not the base to work of off, specify
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# a different one
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#
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set_rcvar()
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{
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if [ -z "$1" ]; then
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base_var=${name}
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else
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base_var="$1"
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fi
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case `${CMD_OSTYPE}` in
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FreeBSD)
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echo ${base_var}_enable
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;;
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NetBSD)
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echo ${base_var}
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;;
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*)
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echo 'XXX'
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;;
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esac
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}
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#
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# force_depend script
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# Force a service to start. Intended for use by services
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# to resolve dependency issues. It is assumed the caller
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# has check to make sure this call is necessary
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# $1 - filename of script, in /etc/rc.d, to run
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#
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force_depend()
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{
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_depend="$1"
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info "${name} depends on ${_depend}, which will be forced to start."
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if ! /etc/rc.d/${_depend} forcestart ; then
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warn "Unable to force ${_depend}. It may already be running."
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return 1
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fi
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return 0
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}
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#
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# checkyesno var
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# Test $1 variable, and warn if not set to YES or NO.
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@ -50,6 +118,7 @@
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checkyesno()
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{
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eval _value=\$${1}
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debug "checkyesno: $1 is set to $_value."
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case $_value in
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# "yes", "true", "on", or "1"
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@ -68,18 +137,27 @@ checkyesno()
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esac
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}
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# reverse_list list
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# print the list in reverse order
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#
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# mount_critical_filesystems
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# Go through the list of critical filesystems, checking each one
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# to see if it is mounted, and if it is not, mounting it.
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reverse_list()
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{
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_revlist=
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for _revfile in $*; do
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_revlist="$_revfile $_revlist"
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done
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echo $_revlist
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}
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#
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# mount_critical_filesystems type
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# Go through the list of critical filesystems as provided in
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# the rc.conf(5) variable $critical_filesystems_${type}, checking
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# each one to see if it is mounted, and if it is not, mounting it.
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#
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mount_critical_filesystems()
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{
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if [ $1 = local ]; then
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_fslist=$critical_filesystems_beforenet
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else
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_fslist=$critical_filesystems
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fi
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eval _fslist=\$critical_filesystems_${1}
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for _fs in $_fslist; do
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mount | (
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_ismounted=no
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@ -96,100 +174,182 @@ mount_critical_filesystems()
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}
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#
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# check_pidfile pidfile procname
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# Parses the first line of pidfile for a pid, and ensures
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# check_pidfile pidfile procname [interpreter]
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# Parses the first line of pidfile for a PID, and ensures
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# that the process is running and matches procname.
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# Prints the matching pid upon success, nothing otherwise.
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# Prints the matching PID upon success, nothing otherwise.
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# interpreter is optional; see _find_processes() for details.
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#
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check_pidfile()
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{
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_pidfile=$1
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_procname=$2
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_interpreter=$3
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if [ -z "$_pidfile" -o -z "$_procname" ]; then
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err 3 'USAGE: check_pidfile pidfile procname'
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err 3 'USAGE: check_pidfile pidfile procname [interpreter]'
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fi
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if [ ! -f $_pidfile ]; then
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debug "pid file {$_pidfile): not readable."
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return
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fi
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read _pid _junk < $_pidfile
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if [ -z "$_pid" ]; then
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debug "pid file {$_pidfile): no pid in file."
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return
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fi
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_procnamebn=${_procname##*/}
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ps -p $_pid -o 'pid,command' | while read _npid _arg0 _argv; do
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if [ "$_npid" = "PID" ]; then
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continue
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fi
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if [ "$_arg0" = "$_procname" \
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-o "$_arg0" = "$_procnamebn" \
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-o "$_arg0" = "${_procnamebn}:" \
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-o "$_arg0" = "(${_procnamebn})" ]; then
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echo $_npid
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return
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fi
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done
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_find_processes $_procname ${_interpreter:-.} '-p '"$_pid"
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}
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#
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# check_process procname
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# check_process procname [interpreter]
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# Ensures that a process (or processes) named procname is running.
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# Prints a list of matching pids.
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# Prints a list of matching PIDs.
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# interpreter is optional; see _find_processes() for details.
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#
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check_process()
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{
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_procname=$1
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_interpreter=$2
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if [ -z "$_procname" ]; then
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err 3 'USAGE: check_process procname'
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err 3 'USAGE: check_process procname [interpreter]'
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fi
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_procnamebn=${_procname##*/}
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_pref=
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ps -ax -o 'pid,command' | while read _npid _arg0 _argv; do
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if [ "$_npid" = "PID" ]; then
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continue
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fi
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if [ "$_arg0" = "$_procname" \
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-o "$_arg0" = "$_procnamebn" \
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-o "$_arg0" = "${_procnamebn}:" \
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-o "$_arg0" = "(${_procnamebn})" ]; then
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echo -n "$_pref$_npid"
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_pref=" "
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fi
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done
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_find_processes $_procname ${_interpreter:-.} '-ax'
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}
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#
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# run_rc_command arg
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# Search for arg in the list of supported commands, which is:
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# "start stop restart rcvar status ${extra_commands}"
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# If there's a match, run ${arg}_cmd or the default command (see below).
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# _find_processes procname interpreter psargs
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# Search for procname in the output of ps generated by psargs.
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# Prints the PIDs of any matching processes, space separated.
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#
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# If arg has a given prefix, then change the operation as follows:
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# prefix operation
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# If interpreter == ".", check the following variations of procname
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# against the first word of each command:
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# procname
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# `basename procname`
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# `basename procname` + ":"
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# "(" + `basename procname` + ")"
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#
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# If interpreter != ".", read the first line of procname, remove the
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# leading #!, normalise whitespace, append procname, and attempt to
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# match that against each command, either as is, or with extra words
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# at the end.
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#
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_find_processes()
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{
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if [ $# -ne 3 ]; then
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err 3 'USAGE: _find_processes procname interpreter psargs'
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fi
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_procname=$1
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_interpreter=$2
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_psargs=$3
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_pref=
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if [ $_interpreter != "." ]; then # an interpreted script
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read _interp < $_procname # read interpreter name
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_interp=${_interp#\#!} # strip #!
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set -- $_interp
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if [ $_interpreter != $1 ]; then
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warn "\$command_interpreter $_interpreter != $1"
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fi
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_interp="$* $_procname" # cleanup spaces, add _procname
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_fp_args='_argv'
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_fp_match='case "$_argv" in
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${_interp}|"${_interp} "*)'
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else # a normal daemon
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_procnamebn=${_procname##*/}
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_fp_args='_arg0 _argv'
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_fp_match='case "$_arg0" in
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$_procname|$_procnamebn|${_procnamebn}:|"(${_procnamebn})")'
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fi
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_proccheck='
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ps -o "pid,command" '"$_psargs"' |
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while read _npid '"$_fp_args"'; do
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case "$_npid" in
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PID)
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continue ;;
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esac ; '"$_fp_match"'
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echo -n "$_pref$_npid" ;
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_pref=" "
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;;
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esac
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done'
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debug "in _find_processes: proccheck is ($_proccheck)."
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eval $_proccheck
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}
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#
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# wait_for_pids pid [pid ...]
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# spins until none of the pids exist
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#
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wait_for_pids()
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{
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_list=$*
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if [ -z "$_list" ]; then
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return
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fi
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_prefix=
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while true; do
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_nlist="";
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for _j in $_list; do
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if kill -0 $_j 2>/dev/null; then
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_nlist="${_nlist}${_nlist:+ }$_j"
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fi
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done
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if [ -z "$_nlist" ]; then
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break
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fi
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_list=$_nlist
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echo -n ${_prefix:-"Waiting for PIDS: "}$_list
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_prefix=", "
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sleep 2
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done
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if [ -n "$_prefix" ]; then
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echo "."
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fi
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}
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#
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# run_rc_command argument
|
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# Search for argument in the list of supported commands, which is:
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# "start stop restart rcvar status poll ${extra_commands}"
|
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# If there's a match, run ${argument}_cmd or the default method
|
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# (see below).
|
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#
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# If argument has a given prefix, then change the operation as follows:
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# Prefix Operation
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# ------ ---------
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# fast Skip the pid check.
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# force Set ${rcvar} to YES.
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# fast Skip the pid check, and set rc_fast=yes
|
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# force Set ${rcvar} to YES, and set rc_force=yes
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#
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# The following globals are used:
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#
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# name needed function
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# ---- ------ --------
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# Name Needed Purpose
|
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# ---- ------ -------
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# name y Name of script.
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#
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# command n Full path to command.
|
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# Not needed if ${arg}_cmd is set for
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# Not needed if ${rc_arg}_cmd is set for
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# each keyword.
|
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#
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# command_args n Optional args/shell directives for command.
|
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#
|
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# command_interpreter n If not empty, command is interpreted, so
|
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# call check_{pidfile,process}() appropriately.
|
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#
|
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# extra_commands n List of extra commands supported.
|
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#
|
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# pidfile n If set, use check_pidfile $pidfile, else if
|
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# $command is set, use check_process $command.
|
||||
# pidfile n If set, use check_pidfile $pidfile $command,
|
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# otherwise use check_process $command.
|
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# In either case, only check if $command is set.
|
||||
#
|
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# procname n Process name to check for instead of $command.
|
||||
#
|
||||
# rcvar n This is checked with checkyesno to determine
|
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# if the action should be run.
|
||||
#
|
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# ${name}_chroot n Directory to chroot to before running ${command}
|
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# Requires /usr to be mounted.
|
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#
|
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# ${name}_chdir n Directory to cd to before running ${command}
|
||||
# (if not using ${name}_chroot).
|
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@ -202,22 +362,28 @@ check_process()
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#
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# ${name}_user n User to run ${command} as, using su(1) if not
|
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# using ${name}_chroot.
|
||||
# Requires /usr to be mounted.
|
||||
#
|
||||
# ${name}_group n Group to run chrooted ${command} as.
|
||||
# Requires /usr to be mounted.
|
||||
#
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||||
# ${name}_groups n Supplementary group list to run chrooted
|
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# ${command} with.
|
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# ${name}_groups n Comma separated list of supplementary groups
|
||||
# to run the chrooted ${command} with.
|
||||
# Requires /usr to be mounted.
|
||||
#
|
||||
# ${_arg}_cmd n If set, use this as the action when invoked;
|
||||
# $_arg is available to the action to use.
|
||||
# ${rc_arg}_cmd n If set, use this as the method when invoked;
|
||||
# Otherwise, use default command (see below)
|
||||
#
|
||||
# ${_arg}_precmd n If set, run just before performing the main
|
||||
# action in the default command (i.e, after
|
||||
# checking for required bits and process
|
||||
# (non)existance).
|
||||
# ${rc_arg}_precmd n If set, run just before performing the
|
||||
# ${rc_arg}_cmd method in the default
|
||||
# operation (i.e, after checking for required
|
||||
# bits and process (non)existence).
|
||||
# If this completes with a non-zero exit code,
|
||||
# don't run ${_arg}_cmd.
|
||||
# don't run ${rc_arg}_cmd.
|
||||
#
|
||||
# ${rc_arg}_postcmd n If set, run just after performing the
|
||||
# ${rc_arg}_cmd method, if that method
|
||||
# returned a zero exit code.
|
||||
#
|
||||
# required_dirs n If set, check for the existence of the given
|
||||
# directories before running the default
|
||||
@ -231,85 +397,122 @@ check_process()
|
||||
# listed variables before running the default
|
||||
# (re)start command.
|
||||
#
|
||||
# Default commands for a given arg:
|
||||
#
|
||||
# arg default
|
||||
# --- -------
|
||||
# status Show if ${command} is running, etc.
|
||||
# Default behaviour for a given argument, if no override method is
|
||||
# provided:
|
||||
#
|
||||
# Argument Default behaviour
|
||||
# -------- -----------------
|
||||
# start if !running && checkyesno ${rcvar}
|
||||
# ${command}
|
||||
#
|
||||
# stop if ${pidfile}
|
||||
# kill $sig_stop `check_pidfile $pidfile`
|
||||
# rc_pid=$(check_pidfile $pidfile $command)
|
||||
# else
|
||||
# kill $sig_stop `check_process $command`
|
||||
# $sig_stop defaults to TERM.
|
||||
# rc_pid=$(check_process $command)
|
||||
# kill $sig_stop $rc_pid
|
||||
# wait_for_pids $rc_pid
|
||||
# ($sig_stop defaults to TERM.)
|
||||
#
|
||||
# reload As stop, except use $sig_reload instead.
|
||||
# reload Similar to stop, except use $sig_reload instead,
|
||||
# and doesn't wait_for_pids.
|
||||
# $sig_reload defaults to HUP.
|
||||
#
|
||||
# restart Run `stop' then `start'.
|
||||
#
|
||||
# status Show if ${command} is running, etc.
|
||||
#
|
||||
# poll Wait for ${command} to exit.
|
||||
#
|
||||
# rcvar Display what rc.conf variable is used (if any).
|
||||
#
|
||||
# Variables available to methods, and after run_rc_command() has
|
||||
# completed:
|
||||
#
|
||||
# Variable Purpose
|
||||
# -------- -------
|
||||
# rc_arg Argument to command, after fast/force processing
|
||||
# performed
|
||||
#
|
||||
# rc_flags Flags to start the default command with.
|
||||
# Defaults to ${name}_flags, unless overridden
|
||||
# by $flags from the environment.
|
||||
# This variable may be changed by the precmd method.
|
||||
#
|
||||
# rc_pid PID of command (if appropriate)
|
||||
#
|
||||
# rc_fast Not empty if "fast" was provided (q.v.)
|
||||
#
|
||||
# rc_force Not empty if "force" was provided (q.v.)
|
||||
#
|
||||
#
|
||||
run_rc_command()
|
||||
{
|
||||
_arg=$1
|
||||
rc_arg=$1
|
||||
if [ -z "$name" ]; then
|
||||
err 3 '$name is not set.'
|
||||
err 3 'run_rc_command: $name is not set.'
|
||||
fi
|
||||
|
||||
case "$_arg" in
|
||||
case "$rc_arg" in
|
||||
fast*) # "fast" prefix; don't check pid
|
||||
_arg=${_arg#fast}
|
||||
_rc_fast_run=YES
|
||||
rc_arg=${rc_arg#fast}
|
||||
rc_fast=yes
|
||||
;;
|
||||
force*) # "force prefix; always start
|
||||
_arg=${_arg#force}
|
||||
_rc_force_run=YES
|
||||
rc_arg=${rc_arg#force}
|
||||
rc_force=yes
|
||||
if [ -n "${rcvar}" ]; then
|
||||
eval ${rcvar}=YES
|
||||
fi
|
||||
;;
|
||||
esac
|
||||
|
||||
eval _overide_command=\$${name}_program
|
||||
if [ -n "$_overide_command" ]; then
|
||||
command=$_overide_command
|
||||
fi
|
||||
|
||||
_keywords="start stop restart rcvar $extra_commands"
|
||||
_pid=
|
||||
rc_pid=
|
||||
_pidcmd=
|
||||
_procname=${procname:-${command}}
|
||||
|
||||
# setup pid check command if not fast
|
||||
if [ -z "$_rc_fast_run" ]; then
|
||||
if [ -z "$rc_fast" -a -n "$_procname" ]; then
|
||||
if [ -n "$pidfile" ]; then
|
||||
_pidcmd='_pid=`check_pidfile '$pidfile' '$command'`'
|
||||
elif [ -n "$command" ]; then
|
||||
_pidcmd='_pid=`check_process '$command'`'
|
||||
_pidcmd='rc_pid=$(check_pidfile '"$pidfile $_procname $command_interpreter"')'
|
||||
else
|
||||
_pidcmd='rc_pid=$(check_process '"$_procname $command_interpreter"')'
|
||||
fi
|
||||
if [ -n "$_pidcmd" ]; then
|
||||
_keywords="${_keywords} status"
|
||||
_keywords="${_keywords} status poll"
|
||||
fi
|
||||
fi
|
||||
|
||||
if [ -z "$_arg" ]; then
|
||||
if [ -z "$rc_arg" ]; then
|
||||
rc_usage "$_keywords"
|
||||
fi
|
||||
|
||||
if [ -n "$flags" ]; then # allow override from environment
|
||||
_flags=$flags
|
||||
rc_flags=$flags
|
||||
else
|
||||
eval _flags=\$${name}_flags
|
||||
eval rc_flags=\$${name}_flags
|
||||
fi
|
||||
eval _chdir=\$${name}_chdir _chroot=\$${name}_chroot \
|
||||
_nice=\$${name}_nice _user=\$${name}_user \
|
||||
_group=\$${name}_group _groups=\$${name}_groups
|
||||
|
||||
if [ -n "$_user" ]; then # unset $_user if running as that user
|
||||
if [ "$_user" = "$(id -un)" ]; then
|
||||
unset _user
|
||||
fi
|
||||
fi
|
||||
eval _chdir=\$${name}_chdir
|
||||
eval _chroot=\$${name}_chroot
|
||||
eval _nice=\$${name}_nice
|
||||
eval _user=\$${name}_user
|
||||
eval _group=\$${name}_group
|
||||
eval _groups=\$${name}_groups
|
||||
|
||||
# if ${rcvar} is set, and $1 is not
|
||||
# "rcvar" or "status", then run
|
||||
# "rcvar", then run
|
||||
# checkyesno ${rcvar}
|
||||
# and return if that failed
|
||||
#
|
||||
if [ -n "${rcvar}" -a "$_arg" != "rcvar" -a "$_arg" != "status" ]; then
|
||||
if [ -n "${rcvar}" -a "$rc_arg" != "rcvar" ]; then
|
||||
if ! checkyesno ${rcvar}; then
|
||||
return 0
|
||||
fi
|
||||
@ -318,32 +521,36 @@ run_rc_command()
|
||||
eval $_pidcmd # determine the pid if necessary
|
||||
|
||||
for _elem in $_keywords; do
|
||||
if [ "$_elem" != "$_arg" ]; then
|
||||
if [ "$_elem" != "$rc_arg" ]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# if there's a custom ${XXX_cmd},
|
||||
# run that instead of the default
|
||||
#
|
||||
eval _cmd=\$${_arg}_cmd
|
||||
eval _precmd=\$${_arg}_precmd
|
||||
eval _cmd=\$${rc_arg}_cmd _precmd=\$${rc_arg}_precmd \
|
||||
_postcmd=\$${rc_arg}_postcmd
|
||||
if [ -n "$_cmd" ]; then
|
||||
debug "run_rc_command: using XXX_cmd functions."
|
||||
# if the precmd failed and force
|
||||
# isn't set, exit
|
||||
#
|
||||
if ! eval $_precmd && [ -z "$_rc_force_run" ]; then
|
||||
if ! eval $_precmd && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
|
||||
eval $_cmd
|
||||
if ! eval $_cmd && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
eval $_postcmd
|
||||
return 0
|
||||
fi
|
||||
|
||||
case "$_arg" in # default operations...
|
||||
case "$rc_arg" in # default operations...
|
||||
|
||||
status)
|
||||
if [ -n "$_pid" ]; then
|
||||
echo "${name} is running as pid $_pid."
|
||||
if [ -n "$rc_pid" ]; then
|
||||
echo "${name} is running as pid $rc_pid."
|
||||
else
|
||||
echo "${name} is not running."
|
||||
return 1
|
||||
@ -351,12 +558,13 @@ run_rc_command()
|
||||
;;
|
||||
|
||||
start)
|
||||
if [ -n "$_pid" ]; then
|
||||
echo "${name} already running? (pid=$_pid)."
|
||||
if [ -n "$rc_pid" ]; then
|
||||
echo "${name} already running? (pid=$rc_pid)."
|
||||
exit 1
|
||||
fi
|
||||
|
||||
if [ ! -x $command ]; then
|
||||
info "run_rc_command: cannot run ($command)."
|
||||
return 0
|
||||
fi
|
||||
|
||||
@ -366,7 +574,7 @@ run_rc_command()
|
||||
for _f in $required_vars; do
|
||||
if ! checkyesno $_f; then
|
||||
warn "\$${_f} is not set."
|
||||
if [ -z "$_rc_force_run" ]; then
|
||||
if [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
fi
|
||||
@ -374,7 +582,7 @@ run_rc_command()
|
||||
for _f in $required_dirs; do
|
||||
if [ ! -d "${_f}/." ]; then
|
||||
warn "${_f} is not a directory."
|
||||
if [ -z "$_rc_force_run" ]; then
|
||||
if [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
fi
|
||||
@ -382,7 +590,7 @@ run_rc_command()
|
||||
for _f in $required_files; do
|
||||
if [ ! -r "${_f}" ]; then
|
||||
warn "${_f} is not readable."
|
||||
if [ -z "$_rc_force_run" ]; then
|
||||
if [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
fi
|
||||
@ -391,11 +599,10 @@ run_rc_command()
|
||||
# if the precmd failed and force
|
||||
# isn't set, exit
|
||||
#
|
||||
if ! eval $_precmd && [ -z "$_rc_force_run" ]; then
|
||||
if ! eval $_precmd && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
|
||||
|
||||
# setup the command to run, and run it
|
||||
#
|
||||
echo "Starting ${name}."
|
||||
@ -403,20 +610,32 @@ run_rc_command()
|
||||
_doit="\
|
||||
${_nice:+nice -n $_nice }\
|
||||
chroot ${_user:+-u $_user }${_group:+-g $_group }${_groups:+-G $_groups }\
|
||||
$_chroot $command $_flags $command_args"
|
||||
$_chroot $command $rc_flags $command_args"
|
||||
else
|
||||
_doit="\
|
||||
${_user:+su -m $_user -c 'sh -c \"}\
|
||||
${_chdir:+cd $_chdir; }\
|
||||
${_nice:+nice -n $_nice }\
|
||||
$command $_flags $command_args\
|
||||
${_user:+\"'}"
|
||||
$command $rc_flags $command_args"
|
||||
if [ -n "$_user" ]; then
|
||||
_doit="su -m $_user -c 'sh -c \"$_doit\"'"
|
||||
fi
|
||||
eval $_doit
|
||||
fi
|
||||
|
||||
# if the cmd failed and force
|
||||
# isn't set, exit
|
||||
#
|
||||
debug "run_rc_command: _doit: $_doit"
|
||||
if ! eval $_doit && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
|
||||
# finally, run postcmd
|
||||
#
|
||||
eval $_postcmd
|
||||
;;
|
||||
|
||||
stop)
|
||||
if [ -z "$_pid" ]; then
|
||||
if [ -z "$rc_pid" ]; then
|
||||
if [ -n "$pidfile" ]; then
|
||||
echo \
|
||||
"${name} not running? (check $pidfile)."
|
||||
@ -426,17 +645,36 @@ ${_user:+\"'}"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
if ! eval $_precmd && [ -z "$_rc_force_run" ]; then
|
||||
# if the precmd failed and force
|
||||
# isn't set, exit
|
||||
#
|
||||
if ! eval $_precmd && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
|
||||
# send the signal to stop
|
||||
#
|
||||
echo "Stopping ${name}."
|
||||
_doit=\
|
||||
"${_user:+su -m $_user -c '}kill -${sig_stop:-TERM} $_pid${_user:+'}"
|
||||
eval $_doit
|
||||
_doit="kill -${sig_stop:-TERM} $rc_pid"
|
||||
if [ -n "$_user" ]; then
|
||||
_doit="su -m $_user -c 'sh -c \"$_doit\"'"
|
||||
fi
|
||||
|
||||
# if the stop cmd failed and force
|
||||
# isn't set, exit
|
||||
#
|
||||
if ! eval $_doit && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
|
||||
# wait for the command to exit,
|
||||
# and run postcmd.
|
||||
wait_for_pids $rc_pid
|
||||
eval $_postcmd
|
||||
;;
|
||||
|
||||
reload)
|
||||
if [ -z "$_pid" ]; then
|
||||
if [ -z "$rc_pid" ]; then
|
||||
if [ -n "$pidfile" ]; then
|
||||
echo \
|
||||
"${name} not running? (check $pidfile)."
|
||||
@ -446,16 +684,21 @@ ${_user:+\"'}"
|
||||
exit 1
|
||||
fi
|
||||
echo "Reloading ${name} config files."
|
||||
if ! eval $_precmd && [ -z "$_rc_force_run" ]; then
|
||||
if ! eval $_precmd && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
_doit=\
|
||||
"${_user:+su -m $_user -c '}kill -${sig_reload:-HUP} $_pid${_user:+'}"
|
||||
eval $_doit
|
||||
_doit="kill -${sig_reload:-HUP} $rc_pid"
|
||||
if [ -n "$_user" ]; then
|
||||
_doit="su -m $_user -c 'sh -c \"$_doit\"'"
|
||||
fi
|
||||
if ! eval $_doit && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
eval $_postcmd
|
||||
;;
|
||||
|
||||
restart)
|
||||
if ! eval $_precmd && [ -z "$_rc_force_run" ]; then
|
||||
if ! eval $_precmd && [ -z "$rc_force" ]; then
|
||||
return 1
|
||||
fi
|
||||
# prevent restart being called more
|
||||
@ -465,10 +708,17 @@ ${_user:+\"'}"
|
||||
return 0
|
||||
fi
|
||||
_rc_restart_done=YES
|
||||
( $0 ${_rc_force_run:+force}stop )
|
||||
sleep 1
|
||||
$0 ${_rc_force_run:+force}start
|
||||
|
||||
( $0 ${rc_force:+force}stop )
|
||||
$0 ${rc_force:+force}start
|
||||
|
||||
eval $_postcmd
|
||||
;;
|
||||
|
||||
poll)
|
||||
if [ -n "$rc_pid" ]; then
|
||||
wait_for_pids $rc_pid
|
||||
fi
|
||||
;;
|
||||
|
||||
rcvar)
|
||||
@ -490,7 +740,7 @@ ${_user:+\"'}"
|
||||
return 0
|
||||
done
|
||||
|
||||
echo 1>&2 "$0: unknown directive '$_arg'."
|
||||
echo 1>&2 "$0: unknown directive '$rc_arg'."
|
||||
rc_usage "$_keywords"
|
||||
exit 1
|
||||
}
|
||||
@ -499,13 +749,9 @@ ${_user:+\"'}"
|
||||
# run_rc_script file arg
|
||||
# Start the script `file' with `arg', and correctly handle the
|
||||
# return value from the script. If `file' ends with `.sh', it's
|
||||
# sourced into the current environment. Otherwise it's run as
|
||||
# a child process.
|
||||
#
|
||||
# Note: because `.sh' files are sourced into the current environment
|
||||
# run_rc_command shouldn't be used because its difficult to ensure
|
||||
# that the global variable state before and after the sourcing of
|
||||
# the .sh file won't adversely affect other scripts.
|
||||
# sourced into the current environment. If `file' appears to be
|
||||
# a backup or scratch file, ignore it. Otherwise if it's
|
||||
# executable run as a child process.
|
||||
#
|
||||
run_rc_script()
|
||||
{
|
||||
@ -515,12 +761,29 @@ run_rc_script()
|
||||
err 3 'USAGE: run_rc_script file arg'
|
||||
fi
|
||||
|
||||
trap "echo 'Reboot interrupted'; exit 1" 3
|
||||
|
||||
unset name command command_args command_interpreter \
|
||||
extra_commands pidfile procname \
|
||||
rcvar required_dirs required_files required_vars
|
||||
eval unset ${_arg}_cmd ${_arg}_precmd ${_arg}_postcmd
|
||||
|
||||
case "$_file" in
|
||||
*.sh) # run in current shell
|
||||
set $_arg ; . $_file
|
||||
;;
|
||||
*[~#]|*.OLD|*.orig) # scratch file; skip
|
||||
warn "Ignoring scratch file $_file"
|
||||
;;
|
||||
*) # run in subshell
|
||||
( set $_arg ; . $_file )
|
||||
if [ -x $_file ]; then
|
||||
if [ -n "$rc_fast_and_loose" ]; then
|
||||
set $_arg ; . $_file
|
||||
else
|
||||
( trap "echo 'Reboot interrupted'; exit 1" 3
|
||||
set $_arg ; . $_file )
|
||||
fi
|
||||
fi
|
||||
;;
|
||||
esac
|
||||
}
|
||||
@ -536,8 +799,19 @@ load_rc_config()
|
||||
err 3 'USAGE: load_rc_config command'
|
||||
fi
|
||||
|
||||
if [ -z "$_rc_conf_loaded" ]; then
|
||||
if [ -r /etc/defaults/rc.conf ]; then
|
||||
debug "Sourcing /etc/defaults/rc.conf"
|
||||
. /etc/defaults/rc.conf
|
||||
source_rc_confs
|
||||
elif [ -r /etc/rc.conf ]; then
|
||||
debug "Sourcing /etc/rc.conf (/etc/defaults/rc.conf doesn't exist)."
|
||||
. /etc/rc.conf
|
||||
fi
|
||||
_rc_conf_loaded=YES
|
||||
fi
|
||||
if [ -f /etc/rc.conf.d/"$_command" ]; then
|
||||
debug "Sourcing /etc/rc.conf.d/${_command}"
|
||||
. /etc/rc.conf.d/"$_command"
|
||||
fi
|
||||
}
|
||||
@ -561,6 +835,18 @@ rc_usage()
|
||||
exit 1
|
||||
}
|
||||
|
||||
#
|
||||
# _echo prefix message
|
||||
# Display message preceded by "$prefix:". Log to syslog as well.
|
||||
# XXX - syslogd may not be listening (especially if this subroutine
|
||||
# is called at boot before syslogd has had a chance to startup).
|
||||
#
|
||||
_echo()
|
||||
{
|
||||
[ -x /usr/bin/logger ] && /usr/bin/logger "$0: $1: $2"
|
||||
echo "$0: $1: $2"
|
||||
}
|
||||
|
||||
#
|
||||
# err exitval message
|
||||
# Display message to stderr and log to the syslog, and exit with exitval.
|
||||
@ -570,8 +856,7 @@ err()
|
||||
exitval=$1
|
||||
shift
|
||||
|
||||
logger "$0: ERROR: $*"
|
||||
echo 1>&2 "$0: ERROR: $*"
|
||||
_echo 1>&2 "ERROR" "$*"
|
||||
exit $exitval
|
||||
}
|
||||
|
||||
@ -581,6 +866,121 @@ err()
|
||||
#
|
||||
warn()
|
||||
{
|
||||
logger "$0: WARNING: $*"
|
||||
echo 1>&2 "$0: WARNING: $*"
|
||||
_echo 1>&2 "WARNING" "$*"
|
||||
}
|
||||
|
||||
#
|
||||
# info message
|
||||
# Display informational message to stdout and log to syslog.
|
||||
#
|
||||
info()
|
||||
{
|
||||
_echo "INFO" "$*"
|
||||
}
|
||||
|
||||
#
|
||||
# debug message
|
||||
# If debugging is enabled in rc.conf output message to stderr and syslog.
|
||||
# BEWARE that you don't call any subroutine that itself calls this
|
||||
# function.
|
||||
#
|
||||
debug()
|
||||
{
|
||||
# This subroutine is provided as a convenience to script writers, who
|
||||
# should enable debugging in /etc/rc.conf.
|
||||
#
|
||||
[ -f /etc/rc.conf ] && . /etc/rc.conf
|
||||
|
||||
case ${rc_debug} in
|
||||
[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
|
||||
_echo 1>&2 "DEBUG" "$*"
|
||||
return
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
#
|
||||
# backup_file action file cur backup
|
||||
# Make a backup copy of `file' into `cur', and save the previous
|
||||
# version of `cur' as `backup' or use rcs for archiving.
|
||||
#
|
||||
# This routine checks the value of the backup_uses_rcs variable,
|
||||
# which can be either YES or NO.
|
||||
#
|
||||
# The `action' keyword can be one of the following:
|
||||
#
|
||||
# add `file' is now being backed up (and is possibly
|
||||
# being reentered into the backups system). `cur'
|
||||
# is created and RCS files, if necessary, are
|
||||
# created as well.
|
||||
#
|
||||
# update `file' has changed and needs to be backed up.
|
||||
# If `cur' exists, it is copied to to `back' or
|
||||
# checked into RCS (if the repository file is old),
|
||||
# and then `file' is copied to `cur'. Another RCS
|
||||
# check in done here if RCS is being used.
|
||||
#
|
||||
# remove `file' is no longer being tracked by the backups
|
||||
# system. If RCS is not being used, `cur' is moved
|
||||
# to `back', otherwise an empty file is checked in,
|
||||
# and then `cur' is removed.
|
||||
#
|
||||
#
|
||||
backup_file()
|
||||
{
|
||||
_action=$1
|
||||
_file=$2
|
||||
_cur=$3
|
||||
_back=$4
|
||||
|
||||
if checkyesno backup_uses_rcs; then
|
||||
_msg0="backup archive"
|
||||
_msg1="update"
|
||||
|
||||
# ensure that history file is not locked
|
||||
if [ -f $_cur,v ]; then
|
||||
rcs -q -u -U -M $_cur
|
||||
fi
|
||||
|
||||
# ensure after switching to rcs that the
|
||||
# current backup is not lost
|
||||
if [ -f $_cur ]; then
|
||||
# no archive, or current newer than archive
|
||||
if [ ! -f $_cur,v -o $_cur -nt $_cur,v ]; then
|
||||
ci -q -f -u -t-"$_msg0" -m"$_msg1" $_cur
|
||||
rcs -q -kb -U $_cur
|
||||
co -q -f -u $_cur
|
||||
fi
|
||||
fi
|
||||
|
||||
case $_action in
|
||||
add|update)
|
||||
cp -p $_file $_cur
|
||||
ci -q -f -u -t-"$_msg0" -m"$_msg1" $_cur
|
||||
rcs -q -kb -U $_cur
|
||||
co -q -f -u $_cur
|
||||
chown root:wheel $_cur $_cur,v
|
||||
;;
|
||||
remove)
|
||||
cp /dev/null $_cur
|
||||
ci -q -f -u -t-"$_msg0" -m"$_msg1" $_cur
|
||||
rcs -q -kb -U $_cur
|
||||
chown root:wheel $_cur $_cur,v
|
||||
rm $_cur
|
||||
;;
|
||||
esac
|
||||
else
|
||||
case $_action in
|
||||
add|update)
|
||||
if [ -f $_cur ]; then
|
||||
cp -p $_cur $_back
|
||||
fi
|
||||
cp -p $_file $_cur
|
||||
chown root:wheel $_cur
|
||||
;;
|
||||
remove)
|
||||
mv -f $_cur $_back
|
||||
;;
|
||||
esac
|
||||
fi
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user