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#!/bin/bash
. $(dirname $0)/../../include.rc
. $(dirname $0)/../../volume.rc
. $(dirname $0)/../../tier.rc
NUM_BRICKS=2
DEMOTE_FREQ=15
DEMOTE_TIMEOUT=10
PROMOTE_FREQ=500
#Both src and dst files must hash to the same hot tier subvol
SRC_FILE="file1.txt"
DST_FILE="newfile1.txt"
# Creates a tiered volume with pure distribute hot and cold tiers
# Both hot and cold tiers will have an equal number of bricks.
function create_dist_tier_vol () {
mkdir $B0/cold
mkdir $B0/hot
TEST $CLI volume create $V0 $H0:$B0/cold/${V0}{0..$1}
TEST $CLI volume set $V0 performance.quick-read off
TEST $CLI volume set $V0 performance.io-cache off
TEST $CLI volume start $V0
TEST $CLI volume tier $V0 attach $H0:$B0/hot/${V0}{0..$1}
TEST $CLI volume set $V0 cluster.tier-demote-frequency $DEMOTE_FREQ
TEST $CLI volume set $V0 cluster.tier-promote-frequency $PROMOTE_FREQ
TEST $CLI volume set $V0 cluster.tier-mode test
#We do not want any files to be promoted during this test
TEST $CLI volume set $V0 features.record-counters on
TEST $CLI volume set $V0 cluster.read-freq-threshold 50
TEST $CLI volume set $V0 cluster.write-freq-threshold 50
}
cleanup;
#Basic checks
TEST glusterd
TEST pidof glusterd
TEST $CLI volume info
#Create and start a tiered volume
create_dist_tier_vol $NUM_BRICKS
# Mount FUSE
TEST glusterfs -s $H0 --volfile-id $V0 $M0
# The file will be created on the hot tier
TEST touch "$M0/$SRC_FILE"
# Get the path of the file on the hot tier
HPATH=`find $B0/hot/ -name "$SRC_FILE"`
echo "File path on hot tier: "$HPATH
EXPECT "yes" exists_and_regular_file $HPATH
# Wait for the tier process to demote the file
sleep $DEMOTE_FREQ
# Get the path of the file on the cold tier
CPATH=`find $B0/cold/ -name "$SRC_FILE"`
echo "File path on cold tier: "$CPATH
EXPECT_WITHIN $DEMOTE_TIMEOUT "yes" exists_and_regular_file $CPATH
#We don't want $DST_FILE to get demoted
TEST $CLI volume set $V0 cluster.tier-demote-frequency $PROMOTE_FREQ
#This will be created on the hot tier
touch "$M0/$DST_FILE"
HPATH=`find $B0/hot/ -name "$DST_FILE"`
echo "File path on hot tier: "$HPATH
TEST mv $M0/$SRC_FILE $M0/$DST_FILE
# We expect a single file to exist at this point
# when viewed on the mountpoint
EXPECT 1 echo $(ls -l $M0 | grep $DST_FILE | wc -l)
cleanup;
#G_TESTDEF_TEST_STATUS_NETBSD7=KNOWN_ISSUE,BUG=000000
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