[libvirt] [PATCHv2] virt-xml-validate: Allow input to be read from stdin
Signed-off-by: Johannes Holmberg <johannes.holmberg(a)dataductus.se>
---
Changes from v1:
- Quotes around $TMPFILE everywhere.
- Explicit -n checks in if statements
- Fixed one instance of incorrect indentation
- Signed-off-by line in commit message
tools/virt-xml-validate.in | 46 ++++++++++++++++++++++++++++----------
1 file changed, 34 insertions(+), 12 deletions(-)
diff --git a/tools/virt-xml-validate.in b/tools/virt-xml-validate.in
index 64aeaaaa33..5cb7dcd276 100644
--- a/tools/virt-xml-validate.in
+++ b/tools/virt-xml-validate.in
@@ -16,7 +16,17 @@
set -e
-case $1 in
+TMPFILE=
+
+cleanup() {
+ if [ -n "$TMPFILE" ]; then
+ rm -f "$TMPFILE"
+ fi
+}
+
+trap cleanup EXIT
+
+case "$1" in
-h | --h | --he | --hel | --help)
cat <<EOF
Usage:
@@ -34,7 +44,7 @@ $0 (libvirt) @VERSION@
EOF
exit ;;
--) shift ;;
- -*)
+ -?*)
echo "$0: unrecognized option '$1'" >&2
exit 1 ;;
esac
@@ -42,18 +52,27 @@ esac
XMLFILE="$1"
TYPE="$2"
-if [ -z "$XMLFILE" ]; then
- echo "syntax: $0 XMLFILE [TYPE]" >&2
- exit 1
-fi
+if [ "$XMLFILE" = "-" ]; then
+ TMPFILE=`mktemp --tmpdir virt-xml.XXXX`
+ cat > "$TMPFILE"
+else
+ if [ -z "$XMLFILE" ]; then
+ echo "syntax: $0 XMLFILE [TYPE]" >&2
+ exit 1
+ fi
-if [ ! -f "$XMLFILE" ]; then
- echo "$0: document $XMLFILE does not exist" >&2
- exit 2
+ if [ ! -f "$XMLFILE" ]; then
+ echo "$0: document $XMLFILE does not exist" >&2
+ exit 2
+ fi
fi
if [ -z "$TYPE" ]; then
- ROOT=`xmllint --stream --debug "$XMLFILE" 2>/dev/null | grep "^0 1
" | awk '{ print $3 }'`
+ if [ -n "$TMPFILE" ]; then
+ ROOT=`xmllint --stream --debug - < "$TMPFILE" 2>/dev/null | grep
"^0 1 " | awk '{ print $3 }'`
+ else
+ ROOT=`xmllint --stream --debug "$XMLFILE" 2>/dev/null | grep "^0 1
" | awk '{ print $3 }'`
+ fi
case "$ROOT" in
*domainsnapshot*) # Must come first, since *domain* is a substring
TYPE="domainsnapshot"
@@ -101,6 +120,9 @@ if [ ! -f "$SCHEMA" ]; then
exit 4
fi
-xmllint --noout --relaxng "$SCHEMA" "$XMLFILE"
-
+if [ -n "$TMPFILE" ]; then
+ xmllint --noout --relaxng "$SCHEMA" - < "$TMPFILE"
+else
+ xmllint --noout --relaxng "$SCHEMA" "$XMLFILE"
+fi
exit
--
2.17.1