Integrate basic UCI config file validation support

Needs more testing and validation is not enforced yet

Code contributed by Fraunhofer Fokus


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6391 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 74 insertions, 0 deletions

diff --git a/package/base-files/files/lib/config/validate.sh b/package/base-files/files/lib/config/validate.sh
new file mode 100644
index 0000000000..e16319dade
--- /dev/null
+++ b/package/base-files/files/lib/config/validate.sh
@@ -0,0 +1,74 @@
+# Shell script defining validating configuration macros
+#
+# Copyright (C) 2006 by Fokus Fraunhofer <carsten.tittel@fokus.fraunhofer.de>
+# Copyright (C) 2007 by Felix Fietkau <nbd@openwrt.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+
+validate_spec() {
+	export | grep 'CONFIG_' | cat - "$@" | awk \
+		-f $UCI_ROOT/lib/config/validate_config.awk \
+		-f $UCI_ROOT/lib/config/parse_spec.awk \
+		-f $UCI_ROOT/lib/config/validate_spec.awk
+}
+
+validate_config_cb () {
+	local TYPE
+	local res=
+	
+	[ -n "${CONFIG_SECTION}" ] || return 0
+	
+	config_get TYPE ${CONFIG_SECTION} TYPE
+	[ -n "$TYPE" ] || return 0
+	
+	if type validate_${PACKAGE}_${TYPE} >/dev/null 2>&1; then
+		validate_${PACKAGE}_${TYPE}
+		res="$?"
+	else 
+		if [ -f $UCI_ROOT/lib/config/specs/${PACKAGE}.spec ]; then
+			# no special defined, use default one
+			validate_spec $UCI_ROOT/lib/config/specs/${PACKAGE}.spec
+			res="$?"
+		fi
+	fi
+	
+	VALIDATE_RES="${VALIDATE_RES:-$res}"
+}
+
+uci_validate() {(
+	PACKAGE="$1"
+	FILE="$2"
+	VALIDATE_RES=
+
+	[ -z "${PACKAGE}" ] && {
+		echo "Error: no package defined"
+		return 1
+	}
+
+	reset_cb
+	config_cb() {
+		validate_config_cb "$@"
+	}
+	unset NO_EXPORT
+	if [ -n "$FILE" ]; then
+		. "$FILE"
+		config
+	else
+		config_load "$1"
+	fi
+
+	return ${VALIDATE_RES:-0}
+)}