1 files changed, 265 insertions, 0 deletions
diff --git a/qa/standalone/crush/crush-classes.sh b/qa/standalone/crush/crush-classes.sh
new file mode 100755
index 000000000..558aabe6d
--- /dev/null
+++ b/qa/standalone/crush/crush-classes.sh
@@ -0,0 +1,265 @@
+#!/usr/bin/env bash
+#
+# Copyright (C) 2017 Red Hat <contact@redhat.com>
+#
+# Author: Loic Dachary <loic@dachary.org>
+#
+# 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=$1
+    shift
+
+    export CEPH_MON="127.0.0.1:7130" # git grep '\<7130\>' : there must be only one
+    export CEPH_ARGS
+    CEPH_ARGS+="--fsid=$(uuidgen) --auth-supported=none "
+    CEPH_ARGS+="--mon-host=$CEPH_MON "
+    #
+    # Disable auto-class, so we can inject device class manually below
+    #
+    CEPH_ARGS+="--osd-class-update-on-start=false "
+
+    local funcs=${@:-$(set | sed -n -e 's/^\(TEST_[0-9a-z_]*\) .*/\1/p')}
+    for func in $funcs ; do
+        setup $dir || return 1
+        $func $dir || return 1
+        teardown $dir || return 1
+    done
+}
+
+function add_something() {
+    local dir=$1
+    local obj=${2:-SOMETHING}
+
+    local payload=ABCDEF
+    echo $payload > $dir/ORIGINAL
+    rados --pool rbd put $obj $dir/ORIGINAL || return 1
+}
+
+function get_osds_up() {
+    local poolname=$1
+    local objectname=$2
+
+    local osds=$(ceph --format xml osd map $poolname $objectname 2>/dev/null | \
+        $XMLSTARLET sel -t -m "//up/osd" -v . -o ' ')
+    # get rid of the trailing space
+    echo $osds
+}
+
+function TEST_reweight_vs_classes() {
+    local dir=$1
+
+    # CrushWrapper::update_item (and ceph osd crush set) must rebuild the shadow
+    # tree too. https://tracker.ceph.com/issues/48065
+
+    run_mon $dir a || return 1
+    run_osd $dir 0 || return 1
+    run_osd $dir 1 || return 1
+    run_osd $dir 2 || return 1
+
+    ceph osd crush set-device-class ssd osd.0 || return 1
+    ceph osd crush class ls-osd ssd | grep 0 || return 1
+    ceph osd crush set-device-class ssd osd.1 || return 1
+    ceph osd crush class ls-osd ssd | grep 1 || return 1
+
+    ceph osd crush reweight osd.0 1
+
+    h=`hostname -s`
+    ceph osd crush dump | jq ".buckets[] | select(.name==\"$h\") | .items[0].weight" | grep 65536
+    ceph osd crush dump | jq ".buckets[] | select(.name==\"$h~ssd\") | .items[0].weight" | grep 65536
+
+    ceph osd crush set 0 2 host=$h
+
+    ceph osd crush dump | jq ".buckets[] | select(.name==\"$h\") | .items[0].weight" | grep 131072
+    ceph osd crush dump | jq ".buckets[] | select(.name==\"$h~ssd\") | .items[0].weight" | grep 131072
+}
+
+function TEST_classes() {
+    local dir=$1
+
+    run_mon $dir a || return 1
+    run_osd $dir 0 || return 1
+    run_osd $dir 1 || return 1
+    run_osd $dir 2 || return 1
+    create_rbd_pool || return 1
+
+    test "$(get_osds_up rbd SOMETHING)" == "1 2 0" || return 1
+    add_something $dir SOMETHING || return 1
+
+    #
+    # osd.0 has class ssd and the rule is modified
+    # to only take ssd devices.
+    #
+    ceph osd getcrushmap > $dir/map || return 1
+    crushtool -d $dir/map -o $dir/map.txt || return 1
+    ${SED} -i \
+        -e '/device 0 osd.0/s/$/ class ssd/' \
+        -e '/step take default/s/$/ class ssd/' \
+        $dir/map.txt || return 1
+    crushtool -c $dir/map.txt -o $dir/map-new || return 1
+    ceph osd setcrushmap -i $dir/map-new || return 1
+
+    #
+    # There can only be one mapping since there only is
+    # one device with ssd class.
+    #
+    ok=false
+    for delay in 2 4 8 16 32 64 128 256 ; do
+        if test "$(get_osds_up rbd SOMETHING_ELSE)" == "0" ; then
+            ok=true
+            break
+        fi
+        sleep $delay
+        ceph osd dump # for debugging purposes
+        ceph pg dump # for debugging purposes
+    done
+    $ok || return 1
+    #
+    # Writing keeps working because the pool is min_size 1 by
+    # default.
+    #
+    add_something $dir SOMETHING_ELSE || return 1
+
+    #
+    # Sanity check that the rule indeed has ssd
+    # generated bucket with a name including ~ssd.
+    #
+    ceph osd crush dump | grep -q '~ssd' || return 1
+}
+
+function TEST_set_device_class() {
+    local dir=$1
+
+    TEST_classes $dir || return 1
+
+    ceph osd crush set-device-class ssd osd.0 || return 1
+    ceph osd crush class ls-osd ssd | grep 0 || return 1
+    ceph osd crush set-device-class ssd osd.1 || return 1
+    ceph osd crush class ls-osd ssd | grep 1 || return 1
+    ceph osd crush set-device-class ssd 0 1 || return 1 # should be idempotent
+
+    ok=false
+    for delay in 2 4 8 16 32 64 128 256 ; do
+        if test "$(get_osds_up rbd SOMETHING_ELSE)" == "0 1" ; then
+            ok=true
+            break
+        fi
+        sleep $delay
+        ceph osd crush dump
+        ceph osd dump # for debugging purposes
+        ceph pg dump # for debugging purposes
+    done
+    $ok || return 1
+}
+
+function TEST_mon_classes() {
+    local dir=$1
+
+    run_mon $dir a || return 1
+    run_osd $dir 0 || return 1
+    run_osd $dir 1 || return 1
+    run_osd $dir 2 || return 1
+    create_rbd_pool || return 1
+
+    test "$(get_osds_up rbd SOMETHING)" == "1 2 0" || return 1
+    add_something $dir SOMETHING || return 1
+
+    # test create and remove class
+    ceph osd crush class create CLASS || return 1
+    ceph osd crush class create CLASS || return 1 # idempotent
+    ceph osd crush class ls | grep CLASS  || return 1
+    ceph osd crush class rename CLASS TEMP || return 1
+    ceph osd crush class ls | grep TEMP || return 1
+    ceph osd crush class rename TEMP CLASS || return 1
+    ceph osd crush class ls | grep CLASS  || return 1
+    ceph osd erasure-code-profile set myprofile plugin=jerasure technique=reed_sol_van k=2 m=1 crush-failure-domain=osd crush-device-class=CLASS || return 1
+    expect_failure $dir EBUSY ceph osd crush class rm CLASS || return 1
+    ceph osd erasure-code-profile rm myprofile || return 1
+    ceph osd crush class rm CLASS || return 1
+    ceph osd crush class rm CLASS || return 1 # test idempotence
+
+    # test rm-device-class
+    ceph osd crush set-device-class aaa osd.0 || return 1
+    ceph osd tree | grep -q 'aaa' || return 1
+    ceph osd crush dump | grep -q '~aaa' || return 1
+    ceph osd crush tree --show-shadow | grep -q '~aaa' || return 1
+    ceph osd crush set-device-class bbb osd.1 || return 1
+    ceph osd tree | grep -q 'bbb' || return 1
+    ceph osd crush dump | grep -q '~bbb' || return 1
+    ceph osd crush tree --show-shadow | grep -q '~bbb' || return 1
+    ceph osd crush set-device-class ccc osd.2 || return 1
+    ceph osd tree | grep -q 'ccc' || return 1
+    ceph osd crush dump | grep -q '~ccc' || return 1
+    ceph osd crush tree --show-shadow | grep -q '~ccc' || return 1
+    ceph osd crush rm-device-class 0 || return 1
+    ceph osd tree | grep -q 'aaa' && return 1
+    ceph osd crush class ls | grep -q 'aaa' && return 1 # class 'aaa' should gone
+    ceph osd crush rm-device-class 1 || return 1
+    ceph osd tree | grep -q 'bbb' && return 1
+    ceph osd crush class ls | grep -q 'bbb' && return 1 # class 'bbb' should gone
+    ceph osd crush rm-device-class 2 || return 1
+    ceph osd tree | grep -q 'ccc' && return 1
+    ceph osd crush class ls | grep -q 'ccc' && return 1 # class 'ccc' should gone
+    ceph osd crush set-device-class asdf all || return 1
+    ceph osd tree | grep -q 'asdf' || return 1
+    ceph osd crush dump | grep -q '~asdf' || return 1
+    ceph osd crush tree --show-shadow | grep -q '~asdf' || return 1
+    ceph osd crush rule create-replicated asdf-rule default host asdf || return 1
+    ceph osd crush rm-device-class all || return 1
+    ceph osd tree | grep -q 'asdf' && return 1
+    ceph osd crush class ls | grep -q 'asdf' || return 1 # still referenced by asdf-rule
+
+    ceph osd crush set-device-class abc osd.2 || return 1
+    ceph osd crush move osd.2 root=foo rack=foo-rack host=foo-host || return 1
+    out=`ceph osd tree |awk '$1 == 2 && $2 == "abc" {print $0}'`
+    if [ "$out" == "" ]; then
+        return 1
+    fi
+
+    # verify 'crush move' too
+    ceph osd crush dump | grep -q 'foo~abc' || return 1
+    ceph osd crush tree --show-shadow | grep -q 'foo~abc' || return 1
+    ceph osd crush dump | grep -q 'foo-rack~abc' || return 1
+    ceph osd crush tree --show-shadow | grep -q 'foo-rack~abc' || return 1
+    ceph osd crush dump | grep -q 'foo-host~abc' || return 1
+    ceph osd crush tree --show-shadow | grep -q 'foo-host~abc' || return 1
+    ceph osd crush rm-device-class osd.2 || return 1
+    # restore class, so we can continue to test create-replicated
+    ceph osd crush set-device-class abc osd.2 || return 1
+
+    ceph osd crush rule create-replicated foo-rule foo host abc || return 1
+
+    # test set-device-class implicitly change class
+    ceph osd crush set-device-class hdd osd.0 || return 1
+    expect_failure $dir EBUSY ceph osd crush set-device-class nvme osd.0 || return 1
+
+    # test class rename
+    ceph osd crush rm-device-class all || return 1
+    ceph osd crush set-device-class class_1 all || return 1
+    ceph osd crush class ls | grep 'class_1' || return 1
+    ceph osd crush tree --show-shadow | grep 'class_1' || return 1
+    ceph osd crush rule create-replicated class_1_rule default host class_1 || return 1
+    ceph osd crush class rename class_1 class_2
+    ceph osd crush class rename class_1 class_2 # idempotent
+    ceph osd crush class ls | grep 'class_1' && return 1
+    ceph osd crush tree --show-shadow | grep 'class_1' && return 1
+    ceph osd crush class ls | grep 'class_2' || return 1
+    ceph osd crush tree --show-shadow | grep 'class_2' || return 1
+}
+
+main crush-classes "$@"
+
+# Local Variables:
+# compile-command: "cd ../../../build ; ln -sf ../src/ceph-disk/ceph_disk/main.py bin/ceph-disk && make -j4 && ../src/test/crush/crush-classes.sh"
+# End: