[arch-projects] [INITSCRIPTS][PATCH 3/3] Ensure rc.d scripts are run as root
Sebastien Luttringer
seblu at seblu.net
Fri Jun 17 21:31:07 EDT 2011
By default all script should be run as root.
If NEED_ROOT=0 is set before loading /etc/rc.d/functions in a rc.d scripts, this will not apply.
This allow script with only some part which require root level to call need_root() function
at beginning of those parts.
Close FS#24095
Signed-off-by: Sebastien Luttringer <seblu at seblu.net>
---
functions | 10 ++++++++++
rc.d | 1 +
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/functions b/functions
index adf4ea9..2ee56b4 100644
--- a/functions
+++ b/functions
@@ -394,5 +394,15 @@ for f in /etc/rc.d/functions.d/*; do
[[ -e $f ]] && . "$f"
done
+# Exit current shell if user is not root
+need_root() {
+ (( $EUID != 0 )) && printf 'You need to be root.\n' && exit 1
+}
+
+# Quit script if it's not running by root
+# This can be disabled in scripts sourcing functions by setting NEED_ROOT=0
+# A local call to need_root can be done to ensure part of script need root privilege
+(( ${NEED_ROOT:-1} == 1 )) && need_root
+
# End of file
# vim: set ts=2 sw=2 noet:
diff --git a/rc.d b/rc.d
index f5dd652..6d9a9f7 100755
--- a/rc.d
+++ b/rc.d
@@ -1,5 +1,6 @@
#!/bin/bash
+NEED_ROOT=0 # this script can be run without be root
. /etc/rc.conf
. /etc/rc.d/functions
--
Sebastien "Seblu" Luttringer
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