Självstudiekurs ElasticSearch - Installation på Ubuntu Linux [ Steg för steg ]

Vill du lära dig hur man gör en ElasticSearch installation på Ubuntu Linux? I den här guiden, vi ska visa dig hur du installerar ElasticSearch på en dator som kör Ubuntu Linux.

• Ubuntu version: 18
• Ubuntu version: 19
• ElasticSearch version: 7.4.0

Maskinvarulista:

I följande avsnitt presenteras listan över utrustning som används för att skapa denna ElasticSearch handledning.

Varje del av hårdvara som anges ovan finns på Amazon webbplats.

ElasticSearch Relaterade Handledning:

På den här sidan erbjuder vi snabb tillgång till en lista över självstudier relaterade till ElasticSearch installation.

Självstudien ElasticSearch – Installation på Ubuntu Linux

Använd apt-get för att installera de paket som krävs.

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Ställ in rätt tidszon och aktivera NTP-tjänsten.

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I vårt exempel konfigurerade vi Amerika/Sao_Paulo tidszon.

Ange ett värdnamn med ett domännamn med kommandot hostnamectl.

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Försök att pinga värdnamnet på din Elastic-server.

Det här kommandot måste pinga IP-addres av servern.

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Hämta och installera lagringsnyckeln ElasticSearch.

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Lägg till den officiella ElasticSearch-lagringsplatsen i din APT-databas

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Uppdatera APT-GET-databasen och installera ElasticSearch-paketet.

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Redigera konfigurationsfilen ElasticSearch med namnet: elasticsearch.yml

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Lägg till följande rader i slutet av filen.

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I vårt exempel tillåter vi tjänsten ElasticSearch endast på serverns IP-adress: 192.168.15.15

Starta tjänsten ElasticSearch.

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Använd följande kommando för att titta på loggfilen ElasticSearch.

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Här är kommandot utgång:

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[2019-10-07T23:08:17,638][INFO ][o.e.e.NodeEnvironment    ] [ubuntu.local] using [1] data paths, mounts [[/ (/dev/sda2)]], net usable_space [24.8gb], net total_space [31.3gb], types [ext4]
[2019-10-07T23:08:17,685][INFO ][o.e.e.NodeEnvironment    ] [ubuntu.local] heap size [1015.6mb], compressed ordinary object pointers [true]
[2019-10-07T23:08:17,715][INFO ][o.e.n.Node               ] [ubuntu.local] node name [ubuntu.local], node ID [jQFzzs0FQBa78O84zkjxQQ], cluster name [elasticsearch]
[2019-10-07T23:08:17,716][INFO ][o.e.n.Node               ] [ubuntu.local] version[7.4.0], pid[4061], build[default/deb/22e1767283e61a198cb4db791ea66e3f11ab9910/2019-09-27T08:36:48.569419Z], OS[Linux/5.0.0-31-generic/amd64], JVM[AdoptOpenJDK/OpenJDK 64-Bit Server VM/13/13+33]
[2019-10-07T23:08:17,717][INFO ][o.e.n.Node               ] [ubuntu.local] JVM home [/usr/share/elasticsearch/jdk]
[2019-10-07T23:08:17,717][INFO ][o.e.n.Node               ] [ubuntu.local] JVM arguments [-Xms1g, -Xmx1g, -XX:+UseConcMarkSweepGC, -XX:CMSInitiatingOccupancyFraction=75, -XX:+UseCMSInitiatingOccupancyOnly, -Des.networkaddress.cache.ttl=60, -Des.networkaddress.cache.negative.ttl=10, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -XX:-OmitStackTraceInFastThrow, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dio.netty.allocator.numDirectArenas=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -Djava.io.tmpdir=/tmp/elasticsearch-9732675755481119138, -XX:+HeapDumpOnOutOfMemoryError, -XX:HeapDumpPath=/var/lib/elasticsearch, -XX:ErrorFile=/var/log/elasticsearch/hs_err_pid%p.log, -Xlog:gc*,gc+age=trace,safepoint:file=/var/log/elasticsearch/gc.log:utctime,pid,tags:filecount=32,filesize=64m, -Djava.locale.providers=COMPAT, -Dio.netty.allocator.type=unpooled, -XX:MaxDirectMemorySize=536870912, -Des.path.home=/usr/share/elasticsearch, -Des.path.conf=/etc/elasticsearch, -Des.distribution.flavor=default, -Des.distribution.type=deb, -Des.bundled_jdk=true]
[2019-10-07T23:08:25,046][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [aggs-matrix-stats]
[2019-10-07T23:08:25,047][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [analysis-common]
[2019-10-07T23:08:25,048][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [data-frame]
[2019-10-07T23:08:25,049][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [flattened]
[2019-10-07T23:08:25,049][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [frozen-indices]
[2019-10-07T23:08:25,050][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [ingest-common]
[2019-10-07T23:08:25,051][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [ingest-geoip]
[2019-10-07T23:08:25,051][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [ingest-user-agent]
[2019-10-07T23:08:25,053][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [lang-expression]
[2019-10-07T23:08:25,054][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [lang-mustache]
[2019-10-07T23:08:25,056][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [lang-painless]
[2019-10-07T23:08:25,057][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [mapper-extras]
[2019-10-07T23:08:25,057][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [parent-join]
[2019-10-07T23:08:25,058][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [percolator]
[2019-10-07T23:08:25,059][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [rank-eval]
[2019-10-07T23:08:25,060][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [reindex]
[2019-10-07T23:08:25,061][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [repository-url]
[2019-10-07T23:08:25,061][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [search-business-rules]
[2019-10-07T23:08:25,063][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [spatial]
[2019-10-07T23:08:25,067][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [systemd]
[2019-10-07T23:08:25,067][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [transport-netty4]
[2019-10-07T23:08:25,068][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [vectors]
[2019-10-07T23:08:25,069][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-analytics]
[2019-10-07T23:08:25,069][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-ccr]
[2019-10-07T23:08:25,070][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-core]
[2019-10-07T23:08:25,071][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-deprecation]
[2019-10-07T23:08:25,073][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-graph]
[2019-10-07T23:08:25,074][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-ilm]
[2019-10-07T23:08:25,075][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-logstash]
[2019-10-07T23:08:25,077][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-ml]
[2019-10-07T23:08:25,077][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-monitoring]
[2019-10-07T23:08:25,078][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-rollup]
[2019-10-07T23:08:25,078][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-security]
[2019-10-07T23:08:25,079][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-sql]
[2019-10-07T23:08:25,080][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-voting-only-node]
[2019-10-07T23:08:25,081][INFO ][o.e.p.PluginsService     ] [ubuntu.local] loaded module [x-pack-watcher]
[2019-10-07T23:08:25,082][INFO ][o.e.p.PluginsService     ] [ubuntu.local] no plugins loaded
[2019-10-07T23:08:37,708][INFO ][o.e.x.s.a.s.FileRolesStore] [ubuntu.local] parsed [0] roles from file [/etc/elasticsearch/roles.yml]
[2019-10-07T23:08:39,456][INFO ][o.e.x.m.p.l.CppLogMessageHandler] [ubuntu.local] [controller/4144] [Main.cc@110] controller (64 bit): Version 7.4.0 (Build 11d694e7bae395) Copyright (c) 2019 Elasticsearch BV
[2019-10-07T23:08:41,034][DEBUG][o.e.a.ActionModule       ] [ubuntu.local] Using REST wrapper from plugin org.elasticsearch.xpack.security.Security
[2019-10-07T23:08:42,125][INFO ][o.e.d.DiscoveryModule    ] [ubuntu.local] using discovery type [zen] and seed hosts providers [settings]
[2019-10-07T23:08:44,306][INFO ][o.e.n.Node               ] [ubuntu.local] initialized
[2019-10-07T23:08:44,312][INFO ][o.e.n.Node               ] [ubuntu.local] starting ...
[2019-10-07T23:08:45,010][INFO ][o.e.t.TransportService   ] [ubuntu.local] publish_address {192.168.15.15:9300}, bound_addresses {192.168.15.15:9300}
[2019-10-07T23:08:45,051][INFO ][o.e.b.BootstrapChecks    ] [ubuntu.local] bound or publishing to a non-loopback address, enforcing bootstrap checks
[2019-10-07T23:08:45,211][INFO ][o.e.c.c.Coordinator      ] [ubuntu.local] cluster UUID [9ofl60EsRyq454hJ7oUCjA]
[2019-10-07T23:08:45,751][INFO ][o.e.c.s.MasterService    ] [ubuntu.local] elected-as-master ([1] nodes joined)[{ubuntu.local}{jQFzzs0FQBa78O84zkjxQQ}{c8SJHOBJTH-iPvKHHr6pLw}{192.168.15.15}{192.168.15.15:9300}{dilm}{ml.machine_memory=1030692864, xpack.installed=true, ml.max_open_jobs=20} elect leader, _BECOME_MASTER_TASK_, _FINISH_ELECTION_], term: 3, version: 21, reason: master node changed {previous [], current [{ubuntu.local}{jQFzzs0FQBa78O84zkjxQQ}{c8SJHOBJTH-iPvKHHr6pLw}{192.168.15.15}{192.168.15.15:9300}{dilm}{ml.machine_memory=1030692864, xpack.installed=true, ml.max_open_jobs=20}]}
[2019-10-07T23:08:45,891][INFO ][o.e.c.s.ClusterApplierService] [ubuntu.local] master node changed {previous [], current [{ubuntu.local}{jQFzzs0FQBa78O84zkjxQQ}{c8SJHOBJTH-iPvKHHr6pLw}{192.168.15.15}{192.168.15.15:9300}{dilm}{ml.machine_memory=1030692864, xpack.installed=true, ml.max_open_jobs=20}]}, term: 3, version: 21, reason: Publication{term=3, version=21}
[2019-10-07T23:08:46,079][INFO ][o.e.h.AbstractHttpServerTransport] [ubuntu.local] publish_address {192.168.15.15:9200}, bound_addresses {192.168.15.15:9200}
[2019-10-07T23:08:46,083][INFO ][o.e.n.Node               ] [ubuntu.local] started
[2019-10-07T23:08:47,204][INFO ][o.e.l.LicenseService     ] [ubuntu.local] license [82861b72-f286-468b-b800-bbccfea7addd] mode [basic] - valid
[2019-10-07T23:08:47,205][INFO ][o.e.x.s.s.SecurityStatusChangeListener] [ubuntu.local] Active license is now [BASIC]; Security is disabled
[2019-10-07T23:08:47,259][INFO ][o.e.g.GatewayService     ] [ubuntu.local] recovered [0] indices into cluster_state

Använd kommandot NETSTAT för att verifiera om tjänsten körs på portarna 9200 och 9300.

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I vårt exempel körs tjänsten ElasticSearch på portarna 9200 och 9300.

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Verifiera servern Elasticsearch-serverstatusen.

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Här är den förväntade kommandoutmatningen.

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Använd följande comand för att testa din ElasticSearch-installation.

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Tjänsten ElasticSearch ska svara på din begäran.

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Ett annat sätt att testa din Elasticsearch installation är att använda din webbläsare.

Öppna din webbläsare och ange IP-adressen till din ElasticSearch server plus :9200.

I vårt exempel angavs följande webbadress i Webbläsaren:

• http://192.168.15.15:9200

Den ElasticSearch vila gränssnittet bör besvara din begäran:

Konfigurera tjänsten ElasticSearch så att den startar under uppstartstiden.

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Grattis! Du har avslutat ElasticSearch-installationen på Ubuntu Linux.

Självstudiekurs ElasticSearch – Lägg till information

Använd följande kommando för att lägga till information i din ElasticSearch-installation.

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I vårt exempel skapade vi ett index med namnet handledning och typen techarticle stämma identifierings nummer 1.

ElasticSearch-systemet ska erkänna ditt inträde.

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Använd följande kommando för att hämta din information från ElasticSearch-installationen.

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Tjänsten ElasticSearch ska svara på din begäran.

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Om du lägger till ?pretty till slutet av din begäran kommer ElasticSearch sever presentera informationen så här:

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Använd följande kommando för att ändra information i ElasticSearch-servern.

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Testa igen din ElasticSearch kommunikation.

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Grattis! Du har testat din ElasticSearch-kommunikation.

ElasticSearch – Installation på Ubuntu Linux

ElasticSearch – Installation på Ubuntu Linux

Maskinvarulista:

ElasticSearch Relaterade Handledning:

Självstudien ElasticSearch – Installation på Ubuntu Linux

Självstudiekurs ElasticSearch – Lägg till information

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