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authorhrs <hrs@FreeBSD.org>2014-11-02 22:41:55 +0000
committerhrs <hrs@FreeBSD.org>2014-11-02 22:41:55 +0000
commite57a7947db6e84c34b5e57652aebdae87841ece6 (patch)
tree0df664660a8704c37fe9e190f20271f0a00e36a6 /etc
parent9a897ad843a0c5825adf2cb8457f5d5c0d3f3294 (diff)
downloadFreeBSD-src-e57a7947db6e84c34b5e57652aebdae87841ece6.zip
FreeBSD-src-e57a7947db6e84c34b5e57652aebdae87841ece6.tar.gz
MFC r272974,272976:
Add ${name}_env and ${name}_prepend. ${name}_env is an argument list which will be passed to env(1). ${name}_prepend is simply prepended to the command line for $command.
Diffstat (limited to 'etc')
-rw-r--r--etc/rc.subr14
1 files changed, 12 insertions, 2 deletions
diff --git a/etc/rc.subr b/etc/rc.subr
index 4b3fddf..6534f68 100644
--- a/etc/rc.subr
+++ b/etc/rc.subr
@@ -749,6 +749,8 @@ check_startmsgs()
# NOTE: $flags from the parent environment
# can be used to override this.
#
+# ${name}_env n Environment variables to run ${command} with.
+#
# ${name}_fib n Routing table number to run ${command} with.
#
# ${name}_nice n Nice level to run ${command} at.
@@ -764,6 +766,8 @@ check_startmsgs()
# to run the chrooted ${command} with.
# Requires /usr to be mounted.
#
+# ${name}_prepend n Command added before ${command}.
+#
# ${rc_arg}_cmd n If set, use this as the method when invoked;
# Otherwise, use default command (see below)
#
@@ -937,7 +941,8 @@ run_rc_command()
eval _chdir=\$${name}_chdir _chroot=\$${name}_chroot \
_nice=\$${name}_nice _user=\$${name}_user \
_group=\$${name}_group _groups=\$${name}_groups \
- _fib=\$${name}_fib
+ _fib=\$${name}_fib _env=\$${name}_env \
+ _prepend=\$${name}_prepend
if [ -n "$_user" ]; then # unset $_user if running as that user
if [ "$_user" = "$(eval $IDCMD)" ]; then
@@ -1022,12 +1027,14 @@ run_rc_command()
_doit="\
${_nice:+nice -n $_nice }\
${_fib:+setfib -F $_fib }\
+${_env:+env $_env }\
chroot ${_user:+-u $_user }${_group:+-g $_group }${_groups:+-G $_groups }\
$_chroot $command $rc_flags $command_args"
else
_doit="\
${_chdir:+cd $_chdir && }\
${_fib:+setfib -F $_fib }\
+${_env:+env $_env }\
$command $rc_flags $command_args"
if [ -n "$_user" ]; then
_doit="su -m $_user -c 'sh -c \"$_doit\"'"
@@ -1038,6 +1045,9 @@ $command $rc_flags $command_args"
fi
_doit="nice -n $_nice $_doit"
fi
+ if [ -n "$_prepend" ]; then
+ _doit="$_prepend $_doit"
+ fi
fi
# run the full command
@@ -2040,7 +2050,7 @@ check_kern_features()
# check_namevarlist var
# Return "0" if ${name}_var is reserved in rc.subr.
-_rc_namevarlist="program chroot chdir flags fib nice user group groups"
+_rc_namevarlist="program chroot chdir env flags fib nice user group groups prepend"
check_namevarlist()
{
local _v
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