1 files changed, 148 insertions, 0 deletions
diff --git a/tests/basic/cdc.t b/tests/basic/cdc.t
new file mode 100755
index 00000000000..8653a77207a
--- /dev/null
+++ b/tests/basic/cdc.t
@@ -0,0 +1,148 @@
+#!/bin/bash
+
+. $(dirname $0)/../include.rc
+. $(dirname $0)/../volume.rc
+
+cleanup;
+
+function file_mime_type () {
+    mime_type=$(file --mime $1 2>/dev/null | sed '/^[^:]*: /s///')
+    echo $mime_type
+}
+
+TEST glusterd
+TEST pidof glusterd
+
+## Create a volume with one brick
+TEST $CLI volume create $V0 $H0:$B0/${V0}1;
+EXPECT "$V0" volinfo_field $V0 'Volume Name';
+EXPECT 'Created' volinfo_field $V0 'Status';
+EXPECT '1' brick_count $V0
+
+## Turn off performance translators
+## This is required for testing readv calls
+TEST $CLI volume set $V0 performance.io-cache off
+EXPECT 'off' volinfo_field $V0 'performance.io-cache'
+TEST $CLI volume set $V0 performance.quick-read off
+EXPECT 'off' volinfo_field $V0 'performance.quick-read'
+
+TEST $CLI volume set $V0 performance.strict-write-ordering on
+EXPECT 'on' volinfo_field $V0 'performance.strict-write-ordering'
+
+## Turn on cdc xlator by setting network.compression to on
+TEST $CLI volume set $V0 network.compression on
+EXPECT 'on' volinfo_field $V0 'network.compression'
+
+## Make sure that user cannot change network.compression.mode
+## This would break the cdc xlator if allowed!
+TEST ! $CLI volume set $V0 network.compression.mode client
+
+## Turn on network.compression.debug option
+## This will dump compressed data onto disk as gzip file
+## This is used to check if compression actually happened
+TEST $CLI volume set $V0 network.compression.debug on
+EXPECT 'on' volinfo_field $V0 'network.compression.debug'
+
+## Start the volume
+TEST $CLI volume start $V0;
+EXPECT 'Started' volinfo_field $V0 'Status';
+
+sleep 2
+## Mount FUSE with caching disabled
+TEST $GFS -s $H0 --volfile-id $V0 $M0;
+
+####################
+## Testing writev ##
+####################
+
+## Create a 1K file locally and find the md5sum
+TEST dd if=/dev/zero of=/tmp/cdc-orig count=1 bs=1k 2>/dev/null
+checksum[original-file]=`md5sum /tmp/cdc-orig | cut -d' ' -f1`
+
+## Copy the file to mountpoint and find its md5sum on brick
+TEST dd if=/tmp/cdc-orig of=$M0/cdc-server count=1 bs=1k 2>/dev/null
+checksum[brick-file]=`md5sum $B0/${V0}1/cdc-server | cut -d' ' -f1`
+
+## Uncompress the gzip dump file and find its md5sum
+# mime outputs for gzip are different for file version > 5.14
+TEST touch /tmp/gzipfile
+TEST gzip /tmp/gzipfile
+GZIP_MIME_TYPE=$(file_mime_type /tmp/gzipfile.gz)
+
+TEST rm -f /tmp/gzipfile.gz
+
+EXPECT "$GZIP_MIME_TYPE" echo $(file_mime_type /tmp/cdcdump.gz)
+
+TEST gunzip -f /tmp/cdcdump.gz
+checksum[dump-file-writev]=`md5sum /tmp/cdcdump | cut -d' ' -f1`
+
+## Check if all 3 checksums are same
+TEST test ${checksum[original-file]} = ${checksum[brick-file]}
+TEST test ${checksum[brick-file]} = ${checksum[dump-file-writev]}
+
+## Cleanup files
+TEST rm -f /tmp/cdcdump.gz
+
+###################
+## Testing readv ##
+###################
+
+## Copy file from mount point to client and find checksum
+TEST dd if=$M0/cdc-server of=/tmp/cdc-client count=1 bs=1k 2>/dev/null
+checksum[client-file]=`md5sum /tmp/cdc-client | cut -d' ' -f1`
+
+## Uncompress the gzip dump file and find its md5sum
+# mime outputs for gzip are different for file version > 5.14
+EXPECT "$GZIP_MIME_TYPE" echo $(file_mime_type /tmp/cdcdump.gz)
+
+TEST gunzip -f /tmp/cdcdump.gz
+checksum[dump-file-readv]=`md5sum /tmp/cdcdump | cut -d' ' -f1`
+
+## Check if all 3 checksums are same
+TEST test ${checksum[brick-file]} = ${checksum[client-file]}
+TEST test ${checksum[client-file]} = ${checksum[dump-file-readv]}
+
+## Cleanup files and unmount
+TEST rm -f /tmp/cdc* $M0/cdc*
+EXPECT_WITHIN $UMOUNT_TIMEOUT "Y" force_umount $M0
+
+## Stop the volume
+TEST $CLI volume stop $V0;
+EXPECT 'Stopped' volinfo_field $V0 'Status';
+
+## Turn on network.compression.min-size and set it to 100 bytes
+## Compression should not take place if file size
+## is less than 100 bytes
+TEST $CLI volume set $V0 network.compression.min-size 100
+EXPECT '100' volinfo_field $V0 'network.compression.min-size'
+
+## Start the volume
+TEST $CLI volume start $V0;
+EXPECT 'Started' volinfo_field $V0 'Status';
+
+## Mount FUSE with caching disabled
+TEST $GFS -s $H0 --volfile-id $V0 $M0;
+
+## Create a file of size 99 bytes on mountpoint
+## This is should not be compressed
+TEST dd if=/dev/zero of=$M0/cdc-small count=1 bs=99 2>/dev/null
+TEST ! test -e /tmp/cdcdump.gz
+
+## Cleanup files and unmount
+TEST rm -f /tmp/cdc* $M0/cdc*
+EXPECT_WITHIN $UMOUNT_TIMEOUT "Y" force_umount $M0
+
+## Stop the volume
+TEST $CLI volume stop $V0;
+EXPECT 'Stopped' volinfo_field $V0 'Status';
+
+## Reset the network.compression options
+TEST $CLI volume reset $V0 network.compression.debug
+TEST $CLI volume reset $V0 network.compression.min-size
+TEST $CLI volume reset $V0 network.compression
+
+## Delete the volume
+TEST $CLI volume delete $V0;
+TEST ! $CLI volume info $V0;
+
+cleanup;