Add http interfaces for flush and compaction

vesoft-inc · Jul 24, 2019 · 265b770 · 265b770
1 parent e69121f
commit 265b770
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Showing 19 changed files with 412 additions and 62 deletions.
diff --git a/src/daemons/StorageDaemon.cpp b/src/daemons/StorageDaemon.cpp
@@ -11,6 +11,7 @@
 #include "storage/StorageServiceHandler.h"
 #include "storage/StorageHttpStatusHandler.h"
 #include "storage/StorageHttpDownloadHandler.h"
+#include "storage/StorageHttpAdminHandler.h"
 #include "kvstore/NebulaStore.h"
 #include "kvstore/PartManager.h"
 #include "process/ProcessUtils.h"
@@ -160,22 +161,24 @@ int main(int argc, char *argv[]) {
     LOG(INFO) << "Init kvstore";
     std::unique_ptr<KVStore> kvstore =
         getStoreInstance(localhost, std::move(paths), ioThreadPool, &metaClient, schemaMan.get());
-    auto *kvstore_ = kvstore.get();
+    auto* kvstore_ = kvstore.get();
 
     std::unique_ptr<nebula::hdfs::HdfsHelper> helper =
         std::make_unique<nebula::hdfs::HdfsCommandHelper>();
-    auto *helperPtr = helper.get();
+    auto* helperPtr = helper.get();
 
     LOG(INFO) << "Starting Storage HTTP Service";
     nebula::WebService::registerHandler("/status", [] {
         return new nebula::storage::StorageHttpStatusHandler();
     });
     nebula::WebService::registerHandler("/download", [helperPtr] {
-        auto handler = new nebula::storage::StorageHttpDownloadHandler();
+        auto* handler = new nebula::storage::StorageHttpDownloadHandler();
         handler->init(helperPtr);
         return handler;
     });
-
+    nebula::WebService::registerHandler("/admin", [&] {
+        return new nebula::storage::StorageHttpAdminHandler(schemaMan.get(), kvstore_);
+    });
     status = nebula::WebService::start();
     if (!status.ok()) {
         return EXIT_FAILURE;

diff --git a/src/kvstore/Common.h b/src/kvstore/Common.h
@@ -23,6 +23,7 @@ enum ResultCode {
     ERR_LEADER_CHANGED      = -5,
     ERR_INVALID_ARGUMENT    = -6,
     ERR_IO_ERROR            = -7,
+    ERR_UNSUPPORTED         = -8,
     ERR_UNKNOWN             = -100,
 };
 

diff --git a/src/kvstore/KVEngine.h b/src/kvstore/KVEngine.h
@@ -103,7 +103,9 @@ class KVEngine {
     virtual ResultCode setDBOption(const std::string& configKey,
                                    const std::string& configValue) = 0;
 
-    virtual ResultCode compactAll() = 0;
+    virtual ResultCode compact() = 0;
+
+    virtual ResultCode flush() = 0;
 
 protected:
     GraphSpaceID spaceId_;

diff --git a/src/kvstore/KVStore.h b/src/kvstore/KVStore.h
@@ -139,6 +139,10 @@ class KVStore {
     virtual ErrorOr<ResultCode, std::shared_ptr<Part>> part(GraphSpaceID spaceId,
                                                             PartitionID partId) = 0;
 
+    virtual ResultCode compact(GraphSpaceID spaceId) = 0;
+
+    virtual ResultCode flush(GraphSpaceID spaceId) = 0;
+
 protected:
     KVStore() = default;
 };

diff --git a/src/kvstore/NebulaStore.cpp b/src/kvstore/NebulaStore.cpp
@@ -33,26 +33,6 @@ DEFINE_int32(num_workers, 4, "Number of worker threads");
         return; \
     }
 
-/**
- * Check spaceId is exist and return related partitions.
- */
-#define RETURN_IF_SPACE_NOT_FOUND(spaceId, it) \
-    it = spaces_.find(spaceId); \
-    do { \
-        if (UNLIKELY(it == spaces_.end())) { \
-            return ResultCode::ERR_SPACE_NOT_FOUND; \
-        } \
-    } while (false)
-
-/**
- * Check result and return code when it's unsuccess.
- * */
-#define RETURN_ON_FAILURE(code) \
-    if (code != ResultCode::SUCCEEDED) { \
-        return code; \
-    }
-
-
 namespace nebula {
 namespace kvstore {
 
@@ -424,10 +404,12 @@ ErrorOr<ResultCode, std::shared_ptr<Part>> NebulaStore::part(GraphSpaceID spaceI
 ResultCode NebulaStore::ingest(GraphSpaceID spaceId,
                                const std::string& extra,
                                const std::vector<std::string>& files) {
-    decltype(spaces_)::iterator it;
-    folly::RWSpinLock::ReadHolder rh(&lock_);
-    RETURN_IF_SPACE_NOT_FOUND(spaceId, it);
-    for (auto& engine : it->second->engines_) {
+    auto spaceRet = space(spaceId);
+    if (!ok(spaceRet)) {
+        return error(spaceRet);
+    }
+    auto space = nebula::value(spaceRet);
+    for (auto& engine : space->engines_) {
         auto parts = engine->allParts();
         std::vector<std::string> extras;
         for (auto part : parts) {
@@ -442,7 +424,9 @@ ResultCode NebulaStore::ingest(GraphSpaceID spaceId,
             }
         }
         auto code = engine->ingest(std::move(extras));
-        RETURN_ON_FAILURE(code);
+        if (code != ResultCode::SUCCEEDED) {
+            return code;
+        }
     }
     return ResultCode::SUCCEEDED;
 }
@@ -451,12 +435,16 @@ ResultCode NebulaStore::ingest(GraphSpaceID spaceId,
 ResultCode NebulaStore::setOption(GraphSpaceID spaceId,
                                   const std::string& configKey,
                                   const std::string& configValue) {
-    decltype(spaces_)::iterator it;
-    folly::RWSpinLock::ReadHolder rh(&lock_);
-    RETURN_IF_SPACE_NOT_FOUND(spaceId, it);
-    for (auto& engine : it->second->engines_) {
+    auto spaceRet = space(spaceId);
+    if (!ok(spaceRet)) {
+        return error(spaceRet);
+    }
+    auto space = nebula::value(spaceRet);
+    for (auto& engine : space->engines_) {
         auto code = engine->setOption(configKey, configValue);
-        RETURN_ON_FAILURE(code);
+        if (code != ResultCode::SUCCEEDED) {
+            return code;
+        }
     }
     return ResultCode::SUCCEEDED;
 }
@@ -465,24 +453,47 @@ ResultCode NebulaStore::setOption(GraphSpaceID spaceId,
 ResultCode NebulaStore::setDBOption(GraphSpaceID spaceId,
                                     const std::string& configKey,
                                     const std::string& configValue) {
-    decltype(spaces_)::iterator it;
-    folly::RWSpinLock::ReadHolder rh(&lock_);
-    RETURN_IF_SPACE_NOT_FOUND(spaceId, it);
-    for (auto& engine : it->second->engines_) {
+    auto spaceRet = space(spaceId);
+    if (!ok(spaceRet)) {
+        return error(spaceRet);
+    }
+    auto space = nebula::value(spaceRet);
+    for (auto& engine : space->engines_) {
         auto code = engine->setDBOption(configKey, configValue);
-        RETURN_ON_FAILURE(code);
+        if (code != ResultCode::SUCCEEDED) {
+            return code;
+        }
     }
     return ResultCode::SUCCEEDED;
 }
 
 
-ResultCode NebulaStore::compactAll(GraphSpaceID spaceId) {
-    decltype(spaces_)::iterator it;
-    folly::RWSpinLock::ReadHolder rh(&lock_);
-    RETURN_IF_SPACE_NOT_FOUND(spaceId, it);
-    for (auto& engine : it->second->engines_) {
-        auto code = engine->compactAll();
-        RETURN_ON_FAILURE(code);
+ResultCode NebulaStore::compact(GraphSpaceID spaceId) {
+    auto spaceRet = space(spaceId);
+    if (!ok(spaceRet)) {
+        return error(spaceRet);
+    }
+    auto space = nebula::value(spaceRet);
+    for (auto& engine : space->engines_) {
+        auto code = engine->compact();
+        if (code != ResultCode::SUCCEEDED) {
+            return code;
+        }
+    }
+    return ResultCode::SUCCEEDED;
+}
+
+ResultCode NebulaStore::flush(GraphSpaceID spaceId) {
+    auto spaceRet = space(spaceId);
+    if (!ok(spaceRet)) {
+        return error(spaceRet);
+    }
+    auto space = nebula::value(spaceRet);
+    for (auto& engine : space->engines_) {
+        auto code = engine->flush();
+        if (code != ResultCode::SUCCEEDED) {
+            return code;
+        }
     }
     return ResultCode::SUCCEEDED;
 }
@@ -515,6 +526,15 @@ ErrorOr<ResultCode, KVEngine*> NebulaStore::engine(GraphSpaceID spaceId, Partiti
     return partIt->second->engine();
 }
 
+ErrorOr<ResultCode, std::shared_ptr<SpacePartInfo>> NebulaStore::space(GraphSpaceID spaceId) {
+    folly::RWSpinLock::ReadHolder rh(&lock_);
+    auto it = spaces_.find(spaceId);
+    if (UNLIKELY(it == spaces_.end())) {
+        return ResultCode::ERR_SPACE_NOT_FOUND;
+    }
+    return it->second;
+}
+
 }  // namespace kvstore
 }  // namespace nebula
 
diff --git a/src/kvstore/NebulaStore.h b/src/kvstore/NebulaStore.h
@@ -154,7 +154,9 @@ class NebulaStore : public KVStore, public Handler {
                            const std::string& configKey,
                            const std::string& configValue);
 
-    ResultCode compactAll(GraphSpaceID spaceId);
+    ResultCode compact(GraphSpaceID spaceId) override;
+
+    ResultCode flush(GraphSpaceID spaceId) override;
 
     bool isLeader(GraphSpaceID spaceId, PartitionID partId);
 
@@ -178,10 +180,12 @@ class NebulaStore : public KVStore, public Handler {
 
     ErrorOr<ResultCode, KVEngine*> engine(GraphSpaceID spaceId, PartitionID partId);
 
+    ErrorOr<ResultCode, std::shared_ptr<SpacePartInfo>> space(GraphSpaceID spaceId);
+
 private:
     // The lock used to protect spaces_
     folly::RWSpinLock lock_;
-    std::unordered_map<GraphSpaceID, std::unique_ptr<SpacePartInfo>> spaces_;
+    std::unordered_map<GraphSpaceID, std::shared_ptr<SpacePartInfo>> spaces_;
 
     std::shared_ptr<folly::IOThreadPoolExecutor> ioPool_;
     std::shared_ptr<thread::GenericThreadPool> workers_;

diff --git a/src/kvstore/RocksEngine.cpp b/src/kvstore/RocksEngine.cpp
@@ -402,7 +402,7 @@ ResultCode RocksEngine::setDBOption(const std::string& configKey,
 }
 
 
-ResultCode RocksEngine::compactAll() {
+ResultCode RocksEngine::compact() {
     rocksdb::CompactRangeOptions options;
     rocksdb::Status status = db_->CompactRange(options, nullptr, nullptr);
     if (status.ok()) {
@@ -413,5 +413,16 @@ ResultCode RocksEngine::compactAll() {
     }
 }
 
+ResultCode RocksEngine::flush() {
+    rocksdb::FlushOptions options;
+    rocksdb::Status status = db_->Flush(options);
+    if (status.ok()) {
+        return ResultCode::SUCCEEDED;
+    } else {
+        LOG(ERROR) << "Flush Failed: " << status.ToString();
+        return ResultCode::ERR_UNKNOWN;
+    }
+}
+
 }  // namespace kvstore
 }  // namespace nebula
diff --git a/src/kvstore/RocksEngine.h b/src/kvstore/RocksEngine.h
@@ -161,7 +161,9 @@ class RocksEngine : public KVEngine {
     ResultCode setDBOption(const std::string& configKey,
                            const std::string& configValue) override;
 
-    ResultCode compactAll() override;
+    ResultCode compact() override;
+
+    ResultCode flush() override;
 
 private:
     std::string partKey(PartitionID partId);

diff --git a/src/kvstore/plugins/hbase/HBaseStore.h b/src/kvstore/plugins/hbase/HBaseStore.h
@@ -128,7 +128,15 @@ class HBaseStore : public KVStore {
 
     ErrorOr<ResultCode, std::shared_ptr<Part>> part(GraphSpaceID,
                                                     PartitionID) override {
-        LOG(FATAL) << "Unsupported!";
+        return ResultCode::ERR_UNSUPPORTED;
+    }
+
+    ResultCode compact(GraphSpaceID) override {
+        return ResultCode::ERR_UNSUPPORTED;
+    }
+
+    ResultCode flush(GraphSpaceID) override {
+        return ResultCode::ERR_UNSUPPORTED;
     }
 
 private:

diff --git a/src/kvstore/test/RocksEngineTest.cpp b/src/kvstore/test/RocksEngineTest.cpp
@@ -195,7 +195,7 @@ TEST(RocksEngineTest, CompactTest) {
                           folly::stringPrintf("value_%d", i));
     }
     EXPECT_EQ(ResultCode::SUCCEEDED, engine->multiPut(std::move(data)));
-    EXPECT_EQ(ResultCode::SUCCEEDED, engine->compactAll());
+    EXPECT_EQ(ResultCode::SUCCEEDED, engine->compact());
 }
 
 }  // namespace kvstore

diff --git a/src/storage/CMakeLists.txt b/src/storage/CMakeLists.txt
@@ -15,6 +15,7 @@ add_library(
     storage_http_handler OBJECT
     StorageHttpStatusHandler.cpp
     StorageHttpDownloadHandler.cpp
+    StorageHttpAdminHandler.cpp
 )
 nebula_add_base_obj(storage_http_handler)