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git://sourceware.org/git/lvm2.git
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327 lines
11 KiB
C
327 lines
11 KiB
C
/*
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* Copyright (C) 2018 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU General Public License v.2.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "units.h"
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#include "device_mapper/vdo/target.h"
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//----------------------------------------------------------------
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static bool _status_eq(struct dm_vdo_status *lhs, struct dm_vdo_status *rhs)
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{
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return !strcmp(lhs->device, rhs->device) &&
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(lhs->operating_mode == rhs->operating_mode) &&
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(lhs->recovering == rhs->recovering) &&
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(lhs->index_state == rhs->index_state) &&
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(lhs->compression_state == rhs->compression_state) &&
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(lhs->used_blocks == rhs->used_blocks) &&
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(lhs->total_blocks == rhs->total_blocks);
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}
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#if 0
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static const char *_op_mode(enum dm_vdo_operating_mode m)
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{
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switch (m) {
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case DM_VDO_MODE_RECOVERING:
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return "recovering";
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case DM_VDO_MODE_READ_ONLY:
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return "read-only";
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case DM_VDO_MODE_NORMAL:
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return "normal";
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}
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return "<unknown>";
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}
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static const char *_index_state(enum dm_vdo_index_state is)
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{
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switch (is) {
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case DM_VDO_INDEX_ERROR:
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return "error";
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case DM_VDO_INDEX_CLOSED:
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return "closed";
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case DM_VDO_INDEX_OPENING:
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return "opening";
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case DM_VDO_INDEX_CLOSING:
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return "closing";
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case DM_VDO_INDEX_OFFLINE:
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return "offline";
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case DM_VDO_INDEX_ONLINE:
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return "online";
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case DM_VDO_INDEX_UNKNOWN:
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return "unknown";
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}
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return "<unknown>";
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}
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static void _print_status(FILE *stream, struct dm_vdo_status *s)
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{
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fprintf(stream, "<status| %s ", s->device);
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fprintf(stream, "%s ", _op_mode(s->operating_mode));
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fprintf(stream, "%s ", s->recovering ? "recovering" : "-");
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fprintf(stream, "%s ", _index_state(s->index_state));
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fprintf(stream, "%s ", s->compression_state == DM_VDO_COMPRESSION_ONLINE ? "online" : "offline");
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fprintf(stream, "%llu ", (unsigned long long) s->used_blocks);
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fprintf(stream, "%llu", (unsigned long long) s->total_blocks);
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fprintf(stream, ">");
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}
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#endif
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struct example_good {
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const char *input;
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struct dm_vdo_status status;
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};
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static void _check_good(struct example_good *es, unsigned count)
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{
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unsigned i;
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for (i = 0; i < count; i++) {
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struct example_good *e = es + i;
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struct dm_vdo_status_parse_result pr;
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T_ASSERT(dm_vdo_status_parse(NULL, e->input, &pr));
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#if 0
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_print_status(stderr, pr.status);
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fprintf(stderr, "\n");
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_print_status(stderr, &e->status);
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fprintf(stderr, "\n");
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#endif
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T_ASSERT(_status_eq(&e->status, pr.status));
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free(pr.status->device);
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free(pr.status);
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}
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}
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struct example_bad {
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const char *input;
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const char *reason;
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};
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static void _check_bad(struct example_bad *es, unsigned count)
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{
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unsigned i;
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for (i = 0; i < count; i++) {
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struct example_bad *e = es + i;
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struct dm_vdo_status_parse_result pr;
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T_ASSERT(!dm_vdo_status_parse(NULL, e->input, &pr));
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T_ASSERT(!strcmp(e->reason, pr.error));
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}
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}
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static void _test_device_names_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"foo1234 read-only - error online 0 1234",
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{(char *) "foo1234", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"f read-only - error online 0 1234",
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{(char *) "f", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_operating_mode_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"device-name recovering - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name read-only - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name normal - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_NORMAL, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_operating_mode_bad(void *fixture)
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{
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static struct example_bad _es[] = {
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{"device-name investigating - error online 0 1234",
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"couldn't parse 'operating mode'"}};
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_check_bad(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_recovering_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"device-name recovering - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name read-only recovering error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_READ_ONLY, true, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_recovering_bad(void *fixture)
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{
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static struct example_bad _es[] = {
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{"device-name normal fish error online 0 1234",
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"couldn't parse 'recovering'"}};
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_check_bad(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_index_state_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"device-name recovering - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - closed online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_CLOSED, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - opening online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_OPENING, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - closing online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_CLOSING, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - offline online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_OFFLINE, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - online online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ONLINE, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - unknown online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_UNKNOWN, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_index_state_bad(void *fixture)
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{
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static struct example_bad _es[] = {
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{"device-name normal - fish online 0 1234",
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"couldn't parse 'index state'"}};
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_check_bad(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_compression_state_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"device-name recovering - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name read-only - error offline 0 1234",
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{(char *) "device-name", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_OFFLINE, 0, 1234}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_compression_state_bad(void *fixture)
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{
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static struct example_bad _es[] = {
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{"device-name normal - error fish 0 1234",
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"couldn't parse 'compression state'"}};
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_check_bad(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_used_blocks_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"device-name recovering - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name read-only - error offline 1 1234",
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{(char *) "device-name", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_OFFLINE, 1, 1234}},
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{"device-name read-only - error offline 12 1234",
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{(char *) "device-name", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_OFFLINE, 12, 1234}},
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{"device-name read-only - error offline 3456 1234",
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{(char *) "device-name", DM_VDO_MODE_READ_ONLY, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_OFFLINE, 3456, 1234}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_used_blocks_bad(void *fixture)
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{
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static struct example_bad _es[] = {
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{"device-name normal - error online fish 1234",
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"couldn't parse 'used blocks'"}};
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_check_bad(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_total_blocks_good(void *fixture)
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{
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static struct example_good _es[] = {
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{"device-name recovering - error online 0 1234",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1234}},
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{"device-name recovering - error online 0 1",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 1}},
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{"device-name recovering - error online 0 0",
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{(char *) "device-name", DM_VDO_MODE_RECOVERING, false, DM_VDO_INDEX_ERROR, DM_VDO_COMPRESSION_ONLINE, 0, 0}},
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};
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_check_good(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_total_blocks_bad(void *fixture)
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{
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static struct example_bad _es[] = {
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{"device-name normal - error online 0 fish",
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"couldn't parse 'total blocks'"}};
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_check_bad(_es, DM_ARRAY_SIZE(_es));
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}
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static void _test_status_bad(void *fixture)
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{
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struct example_bad _bad[] = {
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{"", "couldn't get token for device"},
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{"device-name read-only - error online 0 1000 lksd", "too many tokens"}
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};
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_check_bad(_bad, DM_ARRAY_SIZE(_bad));
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}
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//----------------------------------------------------------------
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#define T(path, desc, fn) register_test(ts, "/device-mapper/vdo/status/" path, desc, fn)
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static struct test_suite *_tests(void)
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{
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struct test_suite *ts = test_suite_create(NULL, NULL);
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if (!ts) {
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fprintf(stderr, "out of memory\n");
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exit(1);
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};
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T("device-names", "parse various device names", _test_device_names_good);
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T("operating-mode-good", "operating mode, good examples", _test_operating_mode_good);
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T("operating-mode-bad", "operating mode, bad examples", _test_operating_mode_bad);
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T("recovering-good", "recovering, good examples", _test_recovering_good);
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T("recovering-bad", "recovering, bad examples", _test_recovering_bad);
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T("index-state-good", "index state, good examples", _test_index_state_good);
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T("index-state-bad", "index state, bad examples", _test_index_state_bad);
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T("compression-state-good", "compression state, good examples", _test_compression_state_good);
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T("compression-state-bad", "compression state, bad examples", _test_compression_state_bad);
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T("used-blocks-good", "used blocks, good examples", _test_used_blocks_good);
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T("used-blocks-bad", "used blocks, bad examples", _test_used_blocks_bad);
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T("total-blocks-good", "total blocks, good examples", _test_total_blocks_good);
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T("total-blocks-bad", "total blocks, bad examples", _test_total_blocks_bad);
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T("bad", "parse various badly formed vdo status lines", _test_status_bad);
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return ts;
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}
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void vdo_tests(struct dm_list *all_tests)
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{
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dm_list_add(all_tests, &_tests()->list);
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}
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//----------------------------------------------------------------
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