| 1 | #!/usr/bin/env bash |
| 2 | # group: rw auto quick |
| 3 | # |
| 4 | # Test I/O throttle block filter driver interface |
| 5 | # |
| 6 | # Copyright (C) 2017 Manos Pitsidianakis |
| 7 | # |
| 8 | # This program is free software; you can redistribute it and/or modify |
| 9 | # it under the terms of the GNU General Public License as published by |
| 10 | # the Free Software Foundation; either version 2 of the License, or |
| 11 | # (at your option) any later version. |
| 12 | # |
| 13 | # This program is distributed in the hope that it will be useful, |
| 14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | # GNU General Public License for more details. |
| 17 | # |
| 18 | # You should have received a copy of the GNU General Public License |
| 19 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | # |
| 21 | |
| 22 | # creator |
| 23 | owner="Manos Pitsidianakis" |
| 24 | |
| 25 | seq=`basename $0` |
| 26 | echo "QA output created by $seq" |
| 27 | |
| 28 | status=1 # failure is the default! |
| 29 | |
| 30 | trap "exit \$status" 0 1 2 3 15 |
| 31 | |
| 32 | # get standard environment, filters and checks |
| 33 | . ./common.rc |
| 34 | . ./common.filter |
| 35 | |
| 36 | _supported_os Linux |
| 37 | _require_drivers throttle |
| 38 | |
| 39 | do_run_qemu() |
| 40 | { |
| 41 | echo Testing: "$@" | _filter_imgfmt |
| 42 | $QEMU -nographic -qmp-pretty stdio -serial none "$@" |
| 43 | echo |
| 44 | } |
| 45 | |
| 46 | run_qemu() |
| 47 | { |
| 48 | do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp \ |
| 49 | | _filter_qemu_io | _filter_generated_node_ids \ |
| 50 | | _filter_img_info |
| 51 | } |
| 52 | |
| 53 | test_throttle=$($QEMU_IMG --help|grep throttle) |
| 54 | [ "$test_throttle" = "" ] && _notrun "qemu-img does not support throttle" |
| 55 | |
| 56 | echo |
| 57 | echo "== checking interface ==" |
| 58 | |
| 59 | run_qemu <<EOF |
| 60 | { "execute": "qmp_capabilities" } |
| 61 | { "execute": "blockdev-add", |
| 62 | "arguments": { |
| 63 | "driver": "null-co", |
| 64 | "node-name": "disk0" |
| 65 | } |
| 66 | } |
| 67 | { "execute": "object-add", |
| 68 | "arguments": { |
| 69 | "qom-type": "throttle-group", |
| 70 | "id": "group0", |
| 71 | "limits" : { |
| 72 | "iops-total": 1000 |
| 73 | } |
| 74 | } |
| 75 | } |
| 76 | { "execute": "blockdev-add", |
| 77 | "arguments": { |
| 78 | "driver": "throttle", |
| 79 | "node-name": "throttle0", |
| 80 | "throttle-group": "group0", |
| 81 | "file": "disk0" |
| 82 | } |
| 83 | } |
| 84 | { "execute": "query-named-block-nodes" } |
| 85 | { "execute": "query-block" } |
| 86 | { "execute": "quit" } |
| 87 | EOF |
| 88 | |
| 89 | echo |
| 90 | echo "== property changes in ThrottleGroup ==" |
| 91 | |
| 92 | run_qemu <<EOF |
| 93 | { "execute": "qmp_capabilities" } |
| 94 | { "execute": "object-add", |
| 95 | "arguments": { |
| 96 | "qom-type": "throttle-group", |
| 97 | "id": "group0", |
| 98 | "limits": { |
| 99 | "iops-total": 1000 |
| 100 | } |
| 101 | } |
| 102 | } |
| 103 | { "execute" : "qom-get", |
| 104 | "arguments" : { |
| 105 | "path" : "group0", |
| 106 | "property" : "limits" |
| 107 | } |
| 108 | } |
| 109 | { "execute" : "qom-set", |
| 110 | "arguments" : { |
| 111 | "path" : "group0", |
| 112 | "property" : "limits", |
| 113 | "value" : { |
| 114 | "iops-total" : 0 |
| 115 | } |
| 116 | } |
| 117 | } |
| 118 | { "execute" : "qom-get", |
| 119 | "arguments" : { |
| 120 | "path" : "group0", |
| 121 | "property" : "limits" |
| 122 | } |
| 123 | } |
| 124 | { "execute": "quit" } |
| 125 | EOF |
| 126 | |
| 127 | echo |
| 128 | echo "== object creation/set errors ==" |
| 129 | |
| 130 | run_qemu <<EOF |
| 131 | { "execute": "qmp_capabilities" } |
| 132 | { "execute": "object-add", |
| 133 | "arguments": { |
| 134 | "qom-type": "throttle-group", |
| 135 | "id": "group0", |
| 136 | "limits": { |
| 137 | "iops-total": 1000 |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | { "execute" : "qom-set", |
| 142 | "arguments" : { |
| 143 | "path" : "group0", |
| 144 | "property" : "x-iops-total", |
| 145 | "value" : 0 |
| 146 | } |
| 147 | } |
| 148 | { "execute" : "qom-set", |
| 149 | "arguments" : { |
| 150 | "path" : "group0", |
| 151 | "property" : "limits", |
| 152 | "value" : { |
| 153 | "iops-total" : 10, |
| 154 | "iops-read" : 10 |
| 155 | } |
| 156 | } |
| 157 | } |
| 158 | { "execute": "quit" } |
| 159 | EOF |
| 160 | |
| 161 | echo |
| 162 | echo "== don't specify group ==" |
| 163 | |
| 164 | run_qemu <<EOF |
| 165 | { "execute": "qmp_capabilities" } |
| 166 | { "execute": "blockdev-add", |
| 167 | "arguments": { |
| 168 | "driver": "null-co", |
| 169 | "node-name": "disk0" |
| 170 | } |
| 171 | } |
| 172 | { "execute": "blockdev-add", |
| 173 | "arguments": { |
| 174 | "driver": "throttle", |
| 175 | "node-name": "throttle0", |
| 176 | "file": "disk0" |
| 177 | } |
| 178 | } |
| 179 | { "execute": "quit" } |
| 180 | EOF |
| 181 | |
| 182 | echo |
| 183 | # success, all done |
| 184 | echo "*** done" |
| 185 | rm -f $seq.full |
| 186 | status=0 |