glusterfs

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#!/bin/bash
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. $(dirname $0)/../include.rc
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. $(dirname $0)/../cluster.rc
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function check_peers {
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        $CLI_1 peer status | grep 'Peer in Cluster (Connected)' | wc -l
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}
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function volume_count {
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        local cli=$1;
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        if [ $cli -eq '1' ] ; then
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                $CLI_1 volume info | grep 'Volume Name' | wc -l;
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        else
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                $CLI_2 volume info | grep 'Volume Name' | wc -l;
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        fi
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}
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function volinfo_field()
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{
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    local vol=$1;
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    local field=$2;
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    $CLI_1 volume info $vol | grep "^$field: " | sed 's/.*: //';
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}
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function two_diff_vols_create {
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        # Both volume creates should be successful
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        $CLI_1 volume create $V0 $H1:$B1/$V0 $H2:$B2/$V0 $H3:$B3/$V0 &
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        PID_1=$!
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        $CLI_2 volume create $V1 $H1:$B1/$V1 $H2:$B2/$V1 $H3:$B3/$V1 &
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        PID_2=$!
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        wait $PID_1 $PID_2
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}
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function two_diff_vols_start {
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        # Both volume starts should be successful
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        $CLI_1 volume start $V0 &
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        PID_1=$!
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        $CLI_2 volume start $V1 &
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        PID_2=$!
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        wait $PID_1 $PID_2
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}
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function two_diff_vols_stop_force {
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        # Force stop, so that if rebalance from the
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        # remove bricks is in progress, stop can
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        # still go ahead. Both volume stops should
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        # be successful
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        $CLI_1 volume stop $V0 force &
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        PID_1=$!
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        $CLI_2 volume stop $V1 force &
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        PID_2=$!
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        wait $PID_1 $PID_2
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}
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function same_vol_remove_brick {
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        # Running two same vol commands at the same time can result in
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        # two success', two failures, or one success and one failure, all
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        # of which are valid. The only thing that shouldn't happen is a
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        # glusterd crash.
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        local vol=$1
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        local brick=$2
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        $CLI_1 volume remove-brick $1 $2 start &
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        PID=$!
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        $CLI_2 volume remove-brick $1 $2 start
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        wait $PID
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}
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cleanup;
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TEST launch_cluster 3;
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TEST $CLI_1 peer probe $H2;
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TEST $CLI_1 peer probe $H3;
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EXPECT_WITHIN $PROBE_TIMEOUT 2 check_peers
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two_diff_vols_create
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EXPECT 'Created' volinfo_field $V0 'Status';
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EXPECT 'Created' volinfo_field $V1 'Status';
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two_diff_vols_start
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EXPECT 'Started' volinfo_field $V0 'Status';
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EXPECT 'Started' volinfo_field $V1 'Status';
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same_vol_remove_brick $V0 $H2:$B2/$V0
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# Checking glusterd crashed or not after same volume remove brick
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# on both nodes.
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EXPECT_WITHIN $PROBE_TIMEOUT 2 check_peers
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same_vol_remove_brick $V1 $H2:$B2/$V1
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# Checking glusterd crashed or not after same volume remove brick
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# on both nodes.
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EXPECT_WITHIN $PROBE_TIMEOUT 2 check_peers
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$CLI_1 volume set $V0 diagnostics.client-log-level DEBUG &
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PID=$!
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$CLI_1 volume set $V1 diagnostics.client-log-level DEBUG
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wait $PID
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kill_glusterd 3
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$CLI_1 volume status $V0
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$CLI_2 volume status $V1
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$CLI_1 peer status
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EXPECT_WITHIN $PROBE_TIMEOUT 1 check_peers
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EXPECT 'Started' volinfo_field $V0 'Status';
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EXPECT 'Started' volinfo_field $V1 'Status';
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TEST $glusterd_3
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$CLI_1 volume status $V0
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$CLI_2 volume status $V1
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$CLI_1 peer status
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cleanup;
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