HugeGraphServer 部署安装
官方文档链接:https://hugegraph.github.io/hugegraph-doc
HugeGraphServer Quick Start
1 概述
HugeGraph-Server 是 HugeGraph 项目的核心部分,包含Core、Backend、API等子模块。
Core模块是Tinkerpop接口的实现,Backend模块用于管理数据存储,目前支持的后端包括:Memory、Cassandra、ScyllaDB以及RocksDB,API模块提供HTTP Server,将Client的HTTP请求转化为对Core的调用。
文档中会大量出现
HugeGraph-Server
及HugeGraphServer
这两种写法,其他组件也类似。这两种写法含义上并无大的差异,可以这么区分:HugeGraph-Server
表示服务端相关组件代码,HugeGraphServer
表示服务进程。
2 依赖
2.1 安装JDK-1.8
HugeGraph-Server 基于jdk-1.8开发,代码用到了较多jdk-1.8中的类和方法,请用户自行安装配置。
在往下阅读之前务必执行java -version
命令查看jdk版本
java -version
2.2 安装GCC-4.3.0(GLIBCXX_3.4.10)或更新版本(可选)
如果使用的是RocksDB后端,请务必执行gcc --version
命令查看gcc版本;若使用其他后端,则不需要。
gcc --version
版本对应关系
3 部署
有三种方式可以部署HugeGraph-Server组件:
- 方式1:一键部署
- 方式2:下载tar包
- 方式3:源码编译
3.1 一键部署
HugeGraph-Tools提供了一键部署的命令行工具,用户可以使用该工具快速地一键下载、解压、配置并启动HugeGraphServer和HugeGraphStudio。 当然,还是得先下载HugeGraph-Tools的tar包。
wget https://github.com/hugegraph/hugegraph-tools/releases/download/v${version}/hugegraph-tools-${version}.tar.gz
tar -zxvf hugegraph-tools-${version}.tar.gz
cd hugegraph-tools-${version}
注:${version}为版本号,最新版本号可参考Download页面,或直接从Download页面点击链接下载
HugeGraph-Tools 的总入口脚本是bin/hugegraph
,用户可以使用help
子命令查看其用法,这里只介绍一键部署的命令。
bin/hugegraph deploy -v {hugegraph-version} -p {install-path} [-u {download-path-prefix}]
{hugegraph-version}
表示要部署的HugeGraphServer及HugeGraphStudio的版本,用户可查看conf/version-mapping.yaml
文件获取版本信息,{install-path}
指定HugeGraphServer及HugeGraphStudio的安装目录,{download-path-prefix}
可选,指定HugeGraphServer及HugeGraphStudio tar包的下载地址,不提供时使用默认下载地址,比如要启动 0.6 版本的HugeGraph-Server及HugeGraphStudio将上述命令写为bin/hugegraph deploy -v 0.6 -p services
即可。
3.2 下载tar包
所有版本目录,我们这里使用 0.10.4 版本
https://github.com/hugegraph/hugegraph/releases
wget
https://github.com/hugegraph/hugegraph/releases/download/v0.10.4/hugegraph-0.10.4.tar.gz
tar -zxvf hugegraph-0.10.4.tar.gz
3.3 源码编译
下载HugeGraph源代码
git clone https://github.com/hugegraph/hugegraph.git
编译打包生成tar包
cd hugegraph
mvn package -DskipTests
执行日志如下:
......
[INFO] Reactor Summary:
[INFO]
[INFO] hugegraph .......................................... SUCCESS [ 0.003 s]
[INFO] hugegraph-core ..................................... SUCCESS [ 15.335 s]
[INFO] hugegraph-api ...................................... SUCCESS [ 0.829 s]
[INFO] hugegraph-cassandra ................................ SUCCESS [ 1.095 s]
[INFO] hugegraph-scylladb ................................. SUCCESS [ 0.313 s]
[INFO] hugegraph-rocksdb .................................. SUCCESS [ 0.506 s]
[INFO] hugegraph-mysql .................................... SUCCESS [ 0.412 s]
[INFO] hugegraph-palo ..................................... SUCCESS [ 0.359 s]
[INFO] hugegraph-dist ..................................... SUCCESS [ 7.470 s]
[INFO] hugegraph-example .................................. SUCCESS [ 0.403 s]
[INFO] hugegraph-test ..................................... SUCCESS [ 1.509 s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
......
执行成功后,在hugegraph目录下生成 hugegraph-*.tar.gz 文件,就是编译生成的tar包。
4 配置
如果需要快速启动HugeGraph仅用于测试,那么只需要进行少数几个配置项的修改即可(见下一节)。 详细的配置介绍请参考配置文档及配置项介绍
5 启动
启动分为"首次启动"和"非首次启动",这么区分是因为在第一次启动前需要初始化后端数据库,然后启动服务。 而在人为停掉服务后,或者其他原因需要再次启动服务时,因为后端数据库是持久化存在的,直接启动服务即可。
HugeGraphServer启动时会连接后端存储并尝试检查后端存储版本号,如果未初始化后端或者后端已初始化但版本不匹配时(旧版本数据),HugeGraphServer会启动失败,并给出错误信息。
如果需要外部访问HugeGraphServer,请修改rest-server.properties
的restserver.url
配置项 (默认为http://127.0.0.1:8080
),修改成机器名或IP地址。
由于各种后端所需的配置(hugegraph.properties)及启动步骤略有不同,下面逐一对各后端的配置及启动做介绍。
HugeGraphServer的默认配置只能是本机访问,可以修改配置,使其能在其他机器访问。
vim conf/rest-server.propertiesrestserver.url=http://0.0.0.0:8080
5.1 Memory (建议测试学习时使用)
修改 hugegraph.properties
backend=memory
serializer=text
Memory后端的数据是保存在内存中无法持久化的,不需要初始化后端,这也是唯一一个不需要初始化的后端。
启动 server
bin/start-hugegraph.sh
Starting HugeGraphServer...
Connecting to HugeGraphServer (http://127.0.0.1:8080/graphs)....OK
提示的 url 与 rest-server.properties 中配置的 restserver.url 一致
5.2 HBase
用户需自行安装 HBase,要求版本 2.0 以上,下载地址
修改 hugegraph.properties
backend=hbase
serializer=hbase# hbase backend config
hbase.hosts=localhost
hbase.port=2181
初始化数据库(仅第一次启动时需要)
cd hugegraph-${version}
bin/init-store.sh
查看日志,发现会在hbase创建一些表
2020-01-08 14:23:37 8612 [main] [INFO ] com.baidu.hugegraph.cmd.InitStore [] - Init graph with config file: conf/hugegraph.properties
2020-01-08 14:23:37 8697 [main] [INFO ] com.baidu.hugegraph.HugeGraph [] - Opening backend store 'hbase' for graph 'hugegraph'
2020-01-08 14:23:37 8944 [main] [WARN ] org.apache.hadoop.util.NativeCodeLoader [] - Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
2020-01-08 14:23:37 9285 [main] [INFO ] org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Connect 0x38aa816f to 192.168.2.116:2181 with session timeout=90000ms, retries 3, retry interval 1000ms, keepAlive=60000ms
2020-01-08 14:23:38 10101 [main] [INFO ] org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Connect 0x2c7b5824 to 192.168.2.116:2181 with session timeout=90000ms, retries 3, retry interval 1000ms, keepAlive=60000ms
2020-01-08 14:23:39 11019 [main] [INFO ] org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Connect 0x6bb2d00b to 192.168.2.116:2181 with session timeout=90000ms, retries 3, retry interval 1000ms, keepAlive=60000ms
2020-01-08 14:23:41 12754 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_di completed
2020-01-08 14:23:41 13472 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_ie completed
2020-01-08 14:23:43 14700 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_vi completed
2020-01-08 14:23:43 15414 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_hi completed
2020-01-08 14:23:44 16127 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_li completed
2020-01-08 14:23:45 16852 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_ui completed
2020-01-08 14:23:46 17566 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_v completed
2020-01-08 14:23:46 18278 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_si completed
2020-01-08 14:23:47 18990 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_ii completed
2020-01-08 14:23:48 20205 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_oe completed
2020-01-08 14:23:49 20917 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_fi completed
2020-01-08 14:23:50 21631 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_ei completed
2020-01-08 14:23:51 22842 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:s_ai completed
2020-01-08 14:23:52 23783 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_di completed
2020-01-08 14:23:53 25071 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_ie completed
2020-01-08 14:23:54 25784 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_vi completed
2020-01-08 14:23:54 26497 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_hi completed
2020-01-08 14:23:55 27211 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_li completed
2020-01-08 14:23:56 27923 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_ui completed
2020-01-08 14:23:57 28638 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_v completed
2020-01-08 14:23:58 29850 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_si completed
2020-01-08 14:23:59 30584 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_ii completed
2020-01-08 14:23:59 31299 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_oe completed
2020-01-08 14:24:01 32567 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_fi completed
2020-01-08 14:24:09 41383 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_ei completed
2020-01-08 14:24:10 42187 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:g_ai completed
2020-01-08 14:24:11 43427 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:vl completed
2020-01-08 14:24:12 44156 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:el completed
2020-01-08 14:24:13 44923 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:m_si completed
2020-01-08 14:24:14 46156 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:il completed
2020-01-08 14:24:15 47533 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:pk completed
2020-01-08 14:24:16 48291 [main] [INFO ] org.apache.hadoop.hbase.client.HBaseAdmin [] - Operation: CREATE, Table Name: hugegraph:c completed
2020-01-08 14:24:18 50524 [main] [INFO ] com.baidu.hugegraph.HugeGraph [] - Graph 'hugegraph' has been initialized
2020-01-08 14:24:18 50524 [main] [INFO ] com.baidu.hugegraph.HugeGraph [] - Close graph hugegraph[hugegraph]
2020-01-08 14:24:18 50529 [main] [INFO ] org.apache.hadoop.hbase.client.ConnectionImplementation [] - Closing master protocol: MasterService
2020-01-08 14:24:18 50529 [main] [INFO ] org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Close zookeeper connection 0x6bb2d00b to 192.168.2.116:2181
2020-01-08 14:24:18 50540 [main] [INFO ] org.apache.hadoop.hbase.client.ConnectionImplementation [] - Closing master protocol: MasterService
2020-01-08 14:24:18 50540 [main] [INFO ] org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Close zookeeper connection 0x2c7b5824 to 192.168.2.116:2181
2020-01-08 14:24:18 50540 [main] [INFO ] org.apache.hadoop.hbase.client.ConnectionImplementation [] - Closing master protocol: MasterService
2020-01-08 14:24:18 50544 [main] [INFO ] org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient [] - Close zookeeper connection 0x38aa816f to 192.168.2.116:2181
2020-01-08 14:24:19 50606 [Thread-1] [INFO ] com.baidu.hugegraph.HugeGraph [] - HugeGraph is shutting down
启动server
bin/start-hugegraph.sh
Starting HugeGraphServer...
Connecting to HugeGraphServer (http://127.0.0.1:8080/graphs)....OK
6 访问Server
6.1 服务启动状态校验
jps
查看服务进程
jps
6475 HugeGraphServer
curl
请求RestfulAPI
echo `curl -o /dev/null -s -w %{http_code} "http://localhost:8080/graphs/hugegraph/graph/vertices"`
返回结果200,代表server启动正常
7 停止Server
$cd hugegraph-${version}
$bin/stop-hugegraph.sh
异常
1.启动之前未进行初始化操作,第一次启动需要先
bin/init-store.sh
再执行
bin/start-hugegraph.sh
异常内容
2020-01-08 14:20:50 13629 [main] [ERROR] com.baidu.hugegraph.dist.HugeGraphServer [] - HugeRestServer start error:
com.baidu.hugegraph.backend.BackendException: The backend store of 'hugegraph' has not been initializedat com.baidu.hugegraph.core.GraphManager.checkBackendVersionOrExit(GraphManager.java:206) ~[hugegraph-api-0.10.4.jar:0.48.0.0]at com.baidu.hugegraph.core.GraphManager.<init>(GraphManager.java:76) ~[hugegraph-api-0.10.4.jar:0.48.0.0]at com.baidu.hugegraph.server.ApplicationConfig$GraphManagerFactory$1.onEvent(ApplicationConfig.java:108) ~[hugegraph-api-0.10.4.jar:0.48.0.0]at org.glassfish.jersey.server.internal.monitoring.CompositeApplicationEventListener.onEvent(CompositeApplicationEventListener.java:74) ~[jersey-server-2.25.1.jar:?]at org.glassfish.jersey.server.internal.monitoring.MonitoringContainerListener.onStartup(MonitoringContainerListener.java:81) ~[jersey-server-2.25.1.jar:?]at org.glassfish.jersey.server.ApplicationHandler.onStartup(ApplicationHandler.java:1180) ~[jersey-server-2.25.1.jar:?]at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.start(GrizzlyHttpContainer.java:357) ~[jersey-container-grizzly2-http-2.25.1.jar:?]at org.glassfish.grizzly.http.server.HttpHandlerChain.start(HttpHandlerChain.java:422) ~[grizzly-http-server-2.3.28.jar:2.3.28]at org.glassfish.grizzly.http.server.HttpServer.setupHttpHandler(HttpServer.java:314) ~[grizzly-http-server-2.3.28.jar:2.3.28]at org.glassfish.grizzly.http.server.HttpServer.start(HttpServer.java:290) ~[grizzly-http-server-2.3.28.jar:2.3.28]at com.baidu.hugegraph.server.RestServer.start(RestServer.java:62) ~[hugegraph-api-0.10.4.jar:0.48.0.0]at com.baidu.hugegraph.server.RestServer.start(RestServer.java:113) ~[hugegraph-api-0.10.4.jar:0.48.0.0]at com.baidu.hugegraph.dist.HugeRestServer.start(HugeRestServer.java:58) ~[hugegraph-dist-0.10.4.jar:?]at com.baidu.hugegraph.dist.HugeGraphServer.<init>(HugeGraphServer.java:55) [hugegraph-dist-0.10.4.jar:?]at com.baidu.hugegraph.dist.HugeGraphServer.main(HugeGraphServer.java:100) [hugegraph-dist-0.10.4.jar:?]
2020-01-08 14:20:50 13645 [main] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Shutting down OpProcessor[]
2020-01-08 14:20:50 13645 [main] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Shutting down OpProcessor[session]
2020-01-08 14:20:50 13646 [main] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Shutting down OpProcessor[traversal]
2020-01-08 14:20:50 13646 [main] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Shutting down thread pools.
2020-01-08 14:20:50 13652 [gremlin-server-stop] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Executing shutdown LifeCycleHook
2020-01-08 14:20:50 13652 [gremlin-server-stop] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Executed once at shutdown of Gremlin Server.
2020-01-08 14:20:52 15854 [gremlin-server-stop] [INFO ] com.baidu.hugegraph.HugeGraph [] - Close graph hugegraph[hugegraph]
2020-01-08 14:20:52 15862 [gremlin-server-stop] [WARN ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Exception while closing Graph instance [hugegraph]
java.lang.IllegalStateException: Ensure tx closed in all threads when closing graph 'hugegraph'at com.google.common.base.Preconditions.checkState(Preconditions.java:199) ~[guava-19.0.jar:?]at com.baidu.hugegraph.util.E.checkState(E.java:68) ~[hugegraph-common-1.6.16.jar:1.6.16.0]at com.baidu.hugegraph.HugeGraph.close(HugeGraph.java:503) ~[hugegraph-core-0.10.4.jar:0.10.4.0]at org.apache.tinkerpop.gremlin.server.GremlinServer.lambda$null$7(GremlinServer.java:298) ~[gremlin-server-3.4.3.jar:3.4.3]at java.util.concurrent.ConcurrentHashMap$KeySetView.forEach(ConcurrentHashMap.java:4649) ~[?:1.8.0_121]at org.apache.tinkerpop.gremlin.server.GremlinServer.lambda$stop$8(GremlinServer.java:295) ~[gremlin-server-3.4.3.jar:3.4.3]at java.lang.Thread.run(Thread.java:745) [?:1.8.0_121]
2020-01-08 14:20:52 15863 [gremlin-server-stop] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Closed Graph instance [hugegraph]
2020-01-08 14:20:52 15864 [gremlin-server-stop] [INFO ] org.apache.tinkerpop.gremlin.server.GremlinServer [] - Gremlin Server - shutdown complete
Exception in thread "main" com.baidu.hugegraph.backend.BackendException: The backend store of 'hugegraph' has not been initializedat com.baidu.hugegraph.core.GraphManager.checkBackendVersionOrExit(GraphManager.java:206)at com.baidu.hugegraph.core.GraphManager.<init>(GraphManager.java:76)at com.baidu.hugegraph.server.ApplicationConfig$GraphManagerFactory$1.onEvent(ApplicationConfig.java:108)at org.glassfish.jersey.server.internal.monitoring.CompositeApplicationEventListener.onEvent(CompositeApplicationEventListener.java:74)at org.glassfish.jersey.server.internal.monitoring.MonitoringContainerListener.onStartup(MonitoringContainerListener.java:81)at org.glassfish.jersey.server.ApplicationHandler.onStartup(ApplicationHandler.java:1180)at org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer.start(GrizzlyHttpContainer.java:357)at org.glassfish.grizzly.http.server.HttpHandlerChain.start(HttpHandlerChain.java:422)at org.glassfish.grizzly.http.server.HttpServer.setupHttpHandler(HttpServer.java:314)at org.glassfish.grizzly.http.server.HttpServer.start(HttpServer.java:290)at com.baidu.hugegraph.server.RestServer.start(RestServer.java:62)at com.baidu.hugegraph.server.RestServer.start(RestServer.java:113)at com.baidu.hugegraph.dist.HugeRestServer.start(HugeRestServer.java:58)at com.baidu.hugegraph.dist.HugeGraphServer.<init>(HugeGraphServer.java:55)at com.baidu.hugegraph.dist.HugeGraphServer.main(HugeGraphServer.java:100)
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