ceph/qa/workunits/rbd/rbd_mirror_ha.sh

   1 #!/bin/sh
   2 #
   3 # rbd_mirror_ha.sh - test rbd-mirror daemons in HA mode
   4 #
   5
   6 . $(dirname $0)/rbd_mirror_helpers.sh
   7
   8 is_leader()
   9 {
  10     local instance=$1
  11     local pool=$2
  12
  13     test -n "${pool}" || pool=${POOL}
  14
  15     admin_daemon "${CLUSTER1}:${instance}" \
  16                  rbd mirror status ${pool} ${CLUSTER2} |
  17         grep '"leader": true'
  18 }
  19
  20 wait_for_leader()
  21 {
  22     local s instance
  23
  24     for s in 1 1 2 4 4 4 4 4 8 8 8 8 16 16 32 64; do
  25         sleep $s
  26         for instance in `seq 0 9`; do
  27             is_leader ${instance} || continue
  28             LEADER=${instance}
  29             return 0
  30         done
  31     done
  32
  33     LEADER=
  34     return 1
  35 }
  36
  37 release_leader()
  38 {
  39     local pool=$1
  40     local cmd="rbd mirror leader release"
  41
  42     test -n "${pool}" && cmd="${cmd} ${pool} ${CLUSTER2}"
  43
  44     admin_daemon "${CLUSTER1}:${LEADER}" ${cmd}
  45 }
  46
  47 wait_for_leader_released()
  48 {
  49     local i
  50
  51     test -n "${LEADER}"
  52     for i in `seq 10`; do
  53         is_leader ${LEADER} || return 0
  54         sleep 1
  55     done
  56
  57     return 1
  58 }
  59
  60 test_replay()
  61 {
  62     local image
  63
  64     for image; do
  65         wait_for_image_replay_started ${CLUSTER1}:${LEADER} ${POOL} ${image}
  66         write_image ${CLUSTER2} ${POOL} ${image} 100
  67         wait_for_replay_complete ${CLUSTER1}:${LEADER} ${CLUSTER2} ${POOL} \
  68                                  ${image}
  69         wait_for_status_in_pool_dir ${CLUSTER1} ${POOL} ${image} 'up+replaying' \
  70                                     'master_position'
  71         if [ -z "${RBD_MIRROR_USE_RBD_MIRROR}" ]; then
  72             wait_for_status_in_pool_dir ${CLUSTER2} ${POOL} ${image} \
  73                                         'down+unknown'
  74         fi
  75         compare_images ${POOL} ${image}
  76     done
  77 }
  78
  79 testlog "TEST: start first daemon instance and test replay"
  80 start_mirror ${CLUSTER1}:0
  81 image1=test1
  82 create_image ${CLUSTER2} ${POOL} ${image1}
  83 LEADER=0
  84 test_replay ${image1}
  85
  86 testlog "TEST: release leader and wait it is reacquired"
  87 is_leader 0 ${POOL}
  88 is_leader 0 ${PARENT_POOL}
  89 release_leader ${POOL}
  90 wait_for_leader_released
  91 is_leader 0 ${PARENT_POOL}
  92 wait_for_leader
  93 release_leader
  94 wait_for_leader_released
  95 expect_failure "" is_leader 0 ${PARENT_POOL}
  96 wait_for_leader
  97
  98 testlog "TEST: start second daemon instance and test replay"
  99 start_mirror ${CLUSTER1}:1
 100 image2=test2
 101 create_image ${CLUSTER2} ${POOL} ${image2}
 102 test_replay ${image1} ${image2}
 103
 104 testlog "TEST: release leader and test it is acquired by secondary"
 105 is_leader 0 ${POOL}
 106 is_leader 0 ${PARENT_POOL}
 107 release_leader ${POOL}
 108 wait_for_leader_released
 109 wait_for_leader
 110 test_replay ${image1} ${image2}
 111 release_leader
 112 wait_for_leader_released
 113 wait_for_leader
 114 test "${LEADER}" = 0
 115
 116 testlog "TEST: stop first daemon instance and test replay"
 117 stop_mirror ${CLUSTER1}:0
 118 image3=test3
 119 create_image ${CLUSTER2} ${POOL} ${image3}
 120 LEADER=1
 121 test_replay ${image1} ${image2} ${image3}
 122
 123 testlog "TEST: start first daemon instance and test replay"
 124 start_mirror ${CLUSTER1}:0
 125 image4=test4
 126 create_image ${CLUSTER2} ${POOL} ${image4}
 127 test_replay ${image3} ${image4}
 128
 129 testlog "TEST: crash leader and test replay"
 130 stop_mirror ${CLUSTER1}:1 -KILL
 131 image5=test5
 132 create_image ${CLUSTER2} ${POOL} ${image5}
 133 LEADER=0
 134 test_replay ${image1} ${image4} ${image5}
 135
 136 testlog "TEST: start crashed leader and test replay"
 137 start_mirror ${CLUSTER1}:1
 138 image6=test6
 139 create_image ${CLUSTER2} ${POOL} ${image6}
 140 test_replay ${image1} ${image6}
 141
 142 testlog "TEST: start yet another daemon instance and test replay"
 143 start_mirror ${CLUSTER1}:2
 144 image7=test7
 145 create_image ${CLUSTER2} ${POOL} ${image7}
 146 test_replay ${image1} ${image7}
 147
 148 testlog "TEST: release leader and test it is acquired by secondary"
 149 is_leader 0
 150 release_leader
 151 wait_for_leader_released
 152 wait_for_leader
 153 test_replay ${image1} ${image2}
 154
 155 testlog "TEST: stop leader and test replay"
 156 stop_mirror ${CLUSTER1}:${LEADER}
 157 image8=test8
 158 create_image ${CLUSTER2} ${POOL} ${image8}
 159 prev_leader=${LEADER}
 160 wait_for_leader
 161 test_replay ${image1} ${image8}
 162
 163 testlog "TEST: start previous leader and test replay"
 164 start_mirror ${CLUSTER1}:${prev_leader}
 165 image9=test9
 166 create_image ${CLUSTER2} ${POOL} ${image9}
 167 test_replay ${image1} ${image9}
 168
 169 testlog "TEST: crash leader and test replay"
 170 stop_mirror ${CLUSTER1}:${LEADER} -KILL
 171 image10=test10
 172 create_image ${CLUSTER2} ${POOL} ${image10}
 173 prev_leader=${LEADER}
 174 wait_for_leader
 175 test_replay ${image1} ${image10}
 176
 177 testlog "TEST: start previous leader and test replay"
 178 start_mirror ${CLUSTER1}:${prev_leader}
 179 image11=test11
 180 create_image ${CLUSTER2} ${POOL} ${image11}
 181 test_replay ${image1} ${image11}
 182
 183 testlog "TEST: start some more daemon instances and test replay"
 184 start_mirror ${CLUSTER1}:3
 185 start_mirror ${CLUSTER1}:4
 186 start_mirror ${CLUSTER1}:5
 187 start_mirror ${CLUSTER1}:6
 188 image13=test13
 189 create_image ${CLUSTER2} ${POOL} ${image13}
 190 test_replay ${leader} ${image1} ${image13}
 191
 192 testlog "TEST: release leader and test it is acquired by secondary"
 193 release_leader
 194 wait_for_leader_released
 195 wait_for_leader
 196 test_replay ${image1} ${image2}
 197
 198 testlog "TEST: in loop: stop leader and test replay"
 199 for i in 0 1 2 3 4 5; do
 200     stop_mirror ${CLUSTER1}:${LEADER}
 201     wait_for_leader
 202     test_replay ${image1}
 203 done
 204
 205 stop_mirror ${CLUSTER1}:${LEADER}
 206
 207 echo OK