git-svn-id: https://svn.pengutronix.de/svn/ptxdist/trunks/ptxdist-0.7-trunk@3533 33e552b5-05e3-0310-8538-816dae2090ed

1 files changed, 59 insertions, 0 deletions

diff --git a/scripts/ipkg-check-equal b/scripts/ipkg-check-equal
new file mode 100755
index 000000000..14d59b19c
--- /dev/null
+++ b/scripts/ipkg-check-equal
@@ -0,0 +1,59 @@
+#!/bin/bash
+#
+# usage: ipkg-check-equal <first.ipk> <second.ipk>
+
+PTXDIST_TOPDIR=`pwd`
+TMPDIR=`mktemp -d /tmp/ptxdist.XXXXXX`
+IPKG1=$1
+IPKG2=$2
+
+if [ ! -f "$IPKG1" ]; then
+	echo -e "\nError: couldn't find $IPKG1\n"
+	exit 1
+fi
+
+if [ ! -f "$IPKG2" ]; then
+	echo -e "\nError: couldn't find $IPKG2\n"
+	exit 1
+fi
+
+mkdir -p ${TMPDIR}/first/data
+mkdir -p ${TMPDIR}/first/control
+pushd ${TMPDIR}/first
+ar x $IPKG1
+cd data    && tar -zxf ../data.tar.gz;    cd ..
+cd control && tar -zxf ../control.tar.gz; cd ..
+find data    -type f | xargs md5sum | awk '{printf("%s ", $2); print $1}' | sort -u > data.md5
+find control -type f | xargs md5sum | awk '{printf("%s ", $2); print $1}' | sort -u > control.md5
+popd
+
+mkdir -p ${TMPDIR}/second/data
+mkdir -p ${TMPDIR}/second/control
+pushd ${TMPDIR}/second
+ar x $IPKG2
+cd data    && tar -zxf ../data.tar.gz;    cd ..
+cd control && tar -zxf ../control.tar.gz; cd ..
+find data    -type f | xargs md5sum | awk '{printf("%s ", $2); print $1}' | sort -u > data.md5
+find control -type f | xargs md5sum | awk '{printf("%s ", $2); print $1}' | sort -u > control.md5
+popd
+
+echo "comparing:"
+echo "  $IPKG1"
+echo "  $IPKG2"
+
+diff -u ${TMPDIR}/first/data.md5 ${TMPDIR}/second/data.md5
+DIFF_DATA=$?
+
+diff -u ${TMPDIR}/first/control.md5 ${TMPDIR}/second/control.md5
+DIFF_CONTROL=$?
+
+rm -fr ${TMPDIR}
+
+if [ "$DIFF_DATA" = "0" ] && [ "$DIFF_CONTROL" = "0" ]; then
+	echo "archives are equal"
+	exit 0
+fi
+
+echo "archives are not equal"
+exit 1
+