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-rwxr-xr-xqa/standalone/mgr/balancer.sh223
1 files changed, 223 insertions, 0 deletions
diff --git a/qa/standalone/mgr/balancer.sh b/qa/standalone/mgr/balancer.sh
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+#!/usr/bin/env bash
+#
+# Copyright (C) 2019 Red Hat <contact@redhat.com>
+#
+# Author: David Zafman <dzafman@redhat.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Library Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Library Public License for more details.
+#
+source $CEPH_ROOT/qa/standalone/ceph-helpers.sh
+
+function run() {
+ local dir=$1
+ shift
+
+ export CEPH_MON="127.0.0.1:7102" # git grep '\<7102\>' : there must be only one
+ export CEPH_ARGS
+ CEPH_ARGS+="--fsid=$(uuidgen) --auth-supported=none "
+ CEPH_ARGS+="--mon-host=$CEPH_MON "
+
+ local funcs=${@:-$(set | sed -n -e 's/^\(TEST_[0-9a-z_]*\) .*/\1/p')}
+ for func in $funcs ; do
+ $func $dir || return 1
+ done
+}
+
+TEST_POOL1=test1
+TEST_POOL2=test2
+
+function TEST_balancer() {
+ local dir=$1
+
+ setup $dir || return 1
+ run_mon $dir a || return 1
+ run_mgr $dir x || return 1
+ run_osd $dir 0 || return 1
+ run_osd $dir 1 || return 1
+ run_osd $dir 2 || return 1
+ create_pool $TEST_POOL1 8
+ create_pool $TEST_POOL2 8
+
+ wait_for_clean || return 1
+
+ ceph pg dump pgs
+ ceph balancer status || return 1
+ eval MODE=$(ceph balancer status | jq '.mode')
+ test $MODE = "upmap" || return 1
+ ACTIVE=$(ceph balancer status | jq '.active')
+ test $ACTIVE = "true" || return 1
+
+ ceph balancer ls || return 1
+ PLANS=$(ceph balancer ls)
+ test "$PLANS" = "[]" || return 1
+ ceph balancer eval || return 1
+ EVAL="$(ceph balancer eval)"
+ test "$EVAL" = "current cluster score 0.000000 (lower is better)"
+ ceph balancer eval-verbose || return 1
+
+ ceph balancer pool add $TEST_POOL1 || return 1
+ ceph balancer pool add $TEST_POOL2 || return 1
+ ceph balancer pool ls || return 1
+ eval POOL=$(ceph balancer pool ls | jq 'sort | .[0]')
+ test "$POOL" = "$TEST_POOL1" || return 1
+ eval POOL=$(ceph balancer pool ls | jq 'sort | .[1]')
+ test "$POOL" = "$TEST_POOL2" || return 1
+ ceph balancer pool rm $TEST_POOL1 || return 1
+ ceph balancer pool rm $TEST_POOL2 || return 1
+ ceph balancer pool ls || return 1
+ ceph balancer pool add $TEST_POOL1 || return 1
+
+ ceph balancer mode crush-compat || return 1
+ ceph balancer status || return 1
+ eval MODE=$(ceph balancer status | jq '.mode')
+ test $MODE = "crush-compat" || return 1
+ ceph balancer off || return 1
+ ! ceph balancer optimize plan_crush $TEST_POOL1 || return 1
+ ceph balancer status || return 1
+ eval RESULT=$(ceph balancer status | jq '.optimize_result')
+ test "$RESULT" = "Distribution is already perfect" || return 1
+
+ ceph balancer on || return 1
+ ACTIVE=$(ceph balancer status | jq '.active')
+ test $ACTIVE = "true" || return 1
+ sleep 2
+ ceph balancer status || return 1
+ ceph balancer off || return 1
+ ACTIVE=$(ceph balancer status | jq '.active')
+ test $ACTIVE = "false" || return 1
+ sleep 2
+
+ ceph balancer reset || return 1
+
+ ceph balancer mode upmap || return 1
+ ceph balancer status || return 1
+ eval MODE=$(ceph balancer status | jq '.mode')
+ test $MODE = "upmap" || return 1
+ ! ceph balancer optimize plan_upmap $TEST_POOL || return 1
+ ceph balancer status || return 1
+ eval RESULT=$(ceph balancer status | jq '.optimize_result')
+ test "$RESULT" = "Unable to find further optimization, or pool(s) pg_num is decreasing, or distribution is already perfect" || return 1
+
+ ceph balancer on || return 1
+ ACTIVE=$(ceph balancer status | jq '.active')
+ test $ACTIVE = "true" || return 1
+ sleep 2
+ ceph balancer status || return 1
+ ceph balancer off || return 1
+ ACTIVE=$(ceph balancer status | jq '.active')
+ test $ACTIVE = "false" || return 1
+
+ teardown $dir || return 1
+}
+
+function TEST_balancer2() {
+ local dir=$1
+ TEST_PGS1=118
+ TEST_PGS2=132
+ TOTAL_PGS=$(expr $TEST_PGS1 + $TEST_PGS2)
+ OSDS=5
+ DEFAULT_REPLICAS=3
+ # Integer average of PGS per OSD (70.8), so each OSD >= this
+ FINAL_PER_OSD1=$(expr \( $TEST_PGS1 \* $DEFAULT_REPLICAS \) / $OSDS)
+ # Integer average of PGS per OSD (150)
+ FINAL_PER_OSD2=$(expr \( \( $TEST_PGS1 + $TEST_PGS2 \) \* $DEFAULT_REPLICAS \) / $OSDS)
+
+ CEPH_ARGS+="--osd_pool_default_pg_autoscale_mode=off "
+ CEPH_ARGS+="--debug_osd=20 "
+ setup $dir || return 1
+ run_mon $dir a || return 1
+ run_mgr $dir x || return 1
+ for i in $(seq 0 $(expr $OSDS - 1))
+ do
+ run_osd $dir $i || return 1
+ done
+
+ ceph osd set-require-min-compat-client luminous
+ ceph config set mgr mgr/balancer/upmap_max_deviation 1
+ ceph balancer mode upmap || return 1
+ ceph balancer on || return 1
+ ceph config set mgr mgr/balancer/sleep_interval 5
+
+ create_pool $TEST_POOL1 $TEST_PGS1
+
+ wait_for_clean || return 1
+
+ # Wait up to 2 minutes
+ OK=no
+ for i in $(seq 1 25)
+ do
+ sleep 5
+ if grep -q "Optimization plan is almost perfect" $dir/mgr.x.log
+ then
+ OK=yes
+ break
+ fi
+ done
+ test $OK = "yes" || return 1
+ # Plan is found, but PGs still need to move
+ sleep 10
+ wait_for_clean || return 1
+ ceph osd df
+
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[0].pgs')
+ test $PGS -ge $FINAL_PER_OSD1 || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[1].pgs')
+ test $PGS -ge $FINAL_PER_OSD1 || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[2].pgs')
+ test $PGS -ge $FINAL_PER_OSD1 || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[3].pgs')
+ test $PGS -ge $FINAL_PER_OSD1 || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[4].pgs')
+ test $PGS -ge $FINAL_PER_OSD1 || return 1
+
+ create_pool $TEST_POOL2 $TEST_PGS2
+
+ # Wait up to 2 minutes
+ OK=no
+ for i in $(seq 1 25)
+ do
+ sleep 5
+ COUNT=$(grep "Optimization plan is almost perfect" $dir/mgr.x.log | wc -l)
+ if test $COUNT = "2"
+ then
+ OK=yes
+ break
+ fi
+ done
+ test $OK = "yes" || return 1
+ # Plan is found, but PGs still need to move
+ sleep 10
+ wait_for_clean || return 1
+ ceph osd df
+
+ # We should be with plus or minus 2 of FINAL_PER_OSD2
+ # This is because here each pool is balanced independently
+ MIN=$(expr $FINAL_PER_OSD2 - 2)
+ MAX=$(expr $FINAL_PER_OSD2 + 2)
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[0].pgs')
+ test $PGS -ge $MIN -a $PGS -le $MAX || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[1].pgs')
+ test $PGS -ge $MIN -a $PGS -le $MAX || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[2].pgs')
+ test $PGS -ge $MIN -a $PGS -le $MAX || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[3].pgs')
+ test $PGS -ge $MIN -a $PGS -le $MAX || return 1
+ PGS=$(ceph osd df --format=json-pretty | jq '.nodes[4].pgs')
+ test $PGS -ge $MIN -a $PGS -le $MAX || return 1
+
+ teardown $dir || return 1
+}
+
+main balancer "$@"
+
+# Local Variables:
+# compile-command: "make -j4 && ../qa/run-standalone.sh balancer.sh"
+# End: