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patch backup &migrate code to open source

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This commit is contained in:
mw0
2021-09-27 20:48:34 +08:00
committed by wangzelin.wzl
parent a2c22b06aa
commit 64b53b6a17
41 changed files with 4944 additions and 4232 deletions
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68
src/observer/ob_server_reload_config.cpp
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@ -207,6 +207,74 @@ int ObServerReloadConfig::operator()()
}
}
// backup zone and region support
{
ObString backup_zone_str = GCONF.backup_zone.get_value_string();
ObString backup_region_str = GCONF.backup_region.get_value_string();
bool prev_io_stat = ObStorageGlobalIns::get_instance().is_io_prohibited();
bool prohibited = true;
LOG_INFO("backup zone and region", K(backup_zone_str), K(backup_region_str));
if (backup_zone_str.empty() && backup_region_str.empty()) {
// Both backup region and zone are not set, IO operation is allowed.
prohibited = false;
} else if (!backup_zone_str.empty() && !backup_region_str.empty()) {
// Both backup region and zone exist, not allowed, something wrong unexpected.
ret = OB_ERR_UNEXPECTED;
LOG_WARN("backup region and zone both are set, which are unexpected.", K(ret), K(backup_zone_str), K(backup_region_str));
} else if (!backup_zone_str.empty()) {
// Backup zone is set.
ObArray<ObBackupZone> backup_zone;
if (OB_FAIL(ObBackupUtils::parse_backup_format_input(backup_zone_str, MAX_ZONE_LENGTH, backup_zone))) {
LOG_WARN("failed to parse backup zone format", K(ret), K(backup_zone_str));
} else if (backup_zone.empty()) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("backup zone is empty", K(ret), K(backup_zone_str));
} else {
const ObZone zone = GCONF.zone.str();
LOG_INFO("set backup zone", K(zone), K(backup_zone_str), K(backup_zone));
for (int64_t i = 0; i < backup_zone.count(); i++) {
// I am in black list, IO operations are allowed.
if (zone == backup_zone[i].zone_) {
prohibited = false;
break;
}
}
}
} else {
// Backup region is set.
ObArray<ObBackupRegion> backup_region;
ObRegion region;
if (OB_FAIL(ObBackupUtils::parse_backup_format_input(backup_region_str, MAX_REGION_LENGTH, backup_region))) {
LOG_WARN("failed to parse backup region format", K(ret), K(backup_region_str));
} else if (backup_region.empty()) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("backup region is empty", K(ret), K(backup_region_str));
} else if (OB_FAIL(ObServer::get_instance().get_partition_service().get_locality_manager()->load_region())) {
LOG_WARN("get local region failed", K(ret), K(backup_region_str));
} else if (OB_FAIL(ObServer::get_instance().get_partition_service().get_locality_manager()->get_local_region(region))) {
LOG_WARN("get local region failed", K(ret), K(backup_region_str));
} else {
LOG_INFO("set backup region", K(region), K(backup_region_str), K(backup_region));
for (int64_t i = 0; i < backup_region.count(); i++) {
// I am in black list, IO operations are allowed.
if (region == backup_region[i].region_) {
prohibited = false;
break;
}
}
}
}
if (OB_SUCC(ret) && prev_io_stat != prohibited) {
ObStorageGlobalIns::get_instance().set_io_prohibited(prohibited);
if (prev_io_stat != prohibited) {
FLOG_WARN("backup set_io_prohibited", K(ret), K(prohibited), K(prev_io_stat));
}
}
}
const int64_t cache_size = GCONF.memory_chunk_cache_size;
const int cache_cnt = cache_size > 0 ? cache_size / INTACT_ACHUNK_SIZE : INT32_MAX;
lib::AChunkMgr::instance().set_max_chunk_cache_cnt(cache_cnt);