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Elastic stackで始めるログ解析入門

Jun Ohtani
November 19, 2016

Elastic stackで始めるログ解析入門

2016/11/19のOSC福岡2016で発表した資料です。

Jun Ohtani

November 19, 2016
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  1. ΞδΣϯμ • Elastic stack঺հ • Logstash - Logऩू • Elasticsearch

    - ݕࡧɾղੳ • Kibana - ՄࢹԽ • ঎༻ϓϥάΠϯ঺հ 3
  2. about • Me, Jun Ohtani / Technical Advocate ‒ lucene-gosenίϛολʔ

    ‒ ElasticSearch Server೔ຊޠ൛ͷ຋༁ ‒ http://blog.johtani.info
 • Elasticsearch, founded in 2012 ‒ Products: Elasticsearch, Logstash, Kibana, Beats 
 Marvel, Shield, Watcher, Graph
 Professional services: Support & development subscriptions ‒ Trainings 4
  3. ElasticελοΫ 7 Elastic Cloud      

    X-Pack Kibana     Elasticsearch !  "  Logstash Beats +
  4. Logstash architecture 12 Input Output Filter ? ? collect and

    split alter and enrich store and visualize
  5. 1ߦ1σʔλ 189.120.xx.xx - - [02/Dec/2014:12:18:29 +0900] "GET /manager/html HTTP/ 1.1"

    404 274 "-" "Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0" 15
  6. ઃఆɿfilter 16 filter { grok { match => { "message"

    => "%{COMBINEDAPACHELOG}" } break_on_match => false } date { match => ["timestamp", "dd/MMM/YYYY:HH:mm:ss Z"] locale => en } geoip { source => ["clientip"] } useragent { source => "agent" target => "useragent" } }
  7. ύʔε 17 189.120.xx.xx - - [02/Dec/2014:12:18:29 +0900] "GET /manager/html HTTP/1.1"

    404 274 "-" "Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20100101 Firefox/5.0" {… "@timestamp": "2015-04-10T09:07:49.325Z", "clientip": "189.120.xx.xx", "ident": "-", "auth": "-", "timestamp": "02/Dec/2014:12:18:29 +0900", "verb": "GET", "request": "/manager/html", … "agent": "\"Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/
  8. ઃఆɿfilter 18 filter { grok { match => { "message"

    => "%{COMBINEDAPACHELOG}" } break_on_match => false } date { match => ["timestamp", "dd/MMM/YYYY:HH:mm:ss Z"] locale => en } geoip { source => ["clientip"] } useragent { source => "agent" target => "useragent" } }
  9. ೔෇ͷύʔε 19 {… "@timestamp": "2015-04-10T09:07:49.325Z", … "timestamp": "02/Dec/2014:12:18:29 +0900", …

    } {… "@timestamp": "2014-12-02T03:18:29.000Z", … "timestamp": "02/Dec/2014:12:18:29 +0900", … }
  10. ઃఆɿfilter 20 filter { grok { match => { "message"

    => "%{COMBINEDAPACHELOG}" } break_on_match => false } date { match => ["timestamp", "dd/MMM/YYYY:HH:mm:ss Z"] locale => en } geoip { source => ["clientip"] } useragent { source => "agent" target => "useragent" } }
  11. IP͔ΒҢ౓ܦ౓ͳͲ෇༩ 21 "clientip": "189.120.xx.xx", "clientip": "189.120.xx.xx", "geoip": { "ip": “189.120.xxx.xxx”,

    … "country_name": "Brazil", "continent_code": "SA", "region_name": "27", "city_name": "São Paulo", "latitude":
  12. ઃఆɿfilter 22 filter { grok { match => { "message"

    => "%{COMBINEDAPACHELOG}" } break_on_match => false } date { match => ["timestamp", "dd/MMM/YYYY:HH:mm:ss Z"] locale => en } geoip { source => ["clientip"] } useragent { source => "agent" target => "useragent" } }
  13. ϢʔβΤʔδΣϯτͷύʔε 23 "agent": "\"Mozilla/5.0 (Windows NT 5.1; rv: 5.0) Gecko/20100101

    Firefox/5.0\"" "agent": "\"Mozilla/5.0 (Windows NT 5.1; rv: 5.0) Gecko/20100101 Firefox/5.0\"" "useragent": { "name": "Firefox", "os": "Windows XP", "os_name": "Windows XP", "device": "Other", "major": "5", "minor": "0"
  14. Elasticsearch in 10 seconds • εΩʔϚϑϦʔɺ෼ࢄυΩϡϝϯτετΞɺREST & JSON • Φʔϓϯιʔε:

    Apache License 2.0 • ઃఆͳ͠Ͱ؆୯ʹࢼ͢͜ͱ͕Մೳ • JavaͰ࣮૷ɻ֦ு΋༰қ 35
  15. σʔλొ࿥ 38 curl -XPUT localhost:9200/books/book/1 -d ' { "title" :

    "Elasticsearch - The definitive guide", "authors" : "Clinton Gormley", "started" : "2013-02-04", "pages" : 230 }'
  16. σʔλߋ৽ 39 curl -XPUT localhost:9200/books/book/1 -d ' { "title" :

    "Elasticsearch - The definitive guide", "authors" : [ "Clinton Gormley", "Zachary Tong" ], "started" : "2013-02-04", "pages" : 230 }'
  17. σʔλ࡟আ 40 curl -X DELETE localhost:9200/books/book/1 σʔλͷऔಘ curl —X GET

    localhost:9200/books/book/1 curl —X GET localhost:9200/books/book/1/_source
  18. ݕࡧ 41 curl -XGET localhost:9200/books/_search?q=elasticsearch { "took" : 2, "timed_out"

    : false, "_shards" : { "total" : 5, "successful" : 5, "failed" : 0 }, "hits" : { "total" : 1, "max_score" : 0.076713204, "hits" : [ { "_index" : “books", "_type" : “book", "_id" : "1", "_score" : 0.076713204, "_source" : { "title" : "Elasticsearch - The definitive guide", "authors" : [ "Clinton Gormley", "Zachary Tong" ], "started" : “2013-02-04", "pages" : 230 } } ]
  19. ݕࡧ - Query DSL 42 curl -XGET ‘localhost:9200/books/book/_search' -d '{

    "query": { "filtered" : { "query" : { "match": { "text" : { "query" : “To Be Or Not To Be", "cutoff_frequency" : 0.01 } } }, "filter" : { "range": { "price": { "gte": 20.0 "lte": 50.0
  20. Basic terms • ΠϯσοΫε ‒ σʔλͷ࿦ཧతͳू߹ɻ
 RDBͷσʔλϕʔεͷΑ͏ͳ΋ͷLogical • ϨϓϦέʔγϣϯ •

    ಡΈࠐΈͷεέʔϥϏϦςΟ޲্ • SPOFͷղফ • γϟʔσΟϯά • ෳ਺Ϛγϯ΁σʔλΛ෼ׂ
 ॻ͖ࠐΈͷεέʔϥϏϦςΟ޲্
 σʔλϑϩʔ੍ޚ 44
  21. γϟʔυͱϨϓϦΧ 45 node 1 orders products 1 4 1 2

    2 3 curl -X PUT localhost:9200/orders -d '{ "settings.index.number_of_shards" : 4 "settings.index.number_of_replicas" : 1 }' curl -X PUT localhost:9200/products -d '{ "settings.index.number_of_shards" : 2 "settings.index.number_of_replicas" : 0 }'
  22. ࣗಈతͳ෼ࢄ 47 node 1 orders products 2 1 4 1

    node 2 orders products 2 2 node 3 orders products 3 4 1 3
  23. υΩϡϝϯτͷొ࿥ 53 1 2 ΧπΦ͸αβΤͷఋ αβΤ͸ϫΧϝͷ࢞ 1 2 ΧπΦ αβΤ

    ͸ ͸ ͷ ͷ αβΤ ϫΧϝ ఋ ࢞ υΩϡϝϯτͷొ࿥ ୯ޠʹ෼ׂ
  24. υΩϡϝϯτͷొ࿥ 54 1 2 ΧπΦ͸αβΤͷఋ αβΤ͸ϫΧϝͷ࢞ 1 2 ΧπΦ αβΤ

    ͸ ͸ ͷ ͷ αβΤ ϫΧϝ ఋ ࢞ ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞ ϫΧϝ 2 1 2 1 2 1 ఋ 2 υΩϡϝϯτͷొ࿥ ୯ޠʹ෼ׂ ୯ޠ͔Βidͷ഑ྻ͕ Ҿ͚ΔΑ͏ʹ
  25. ݕࡧ 55 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ݕࡧ৚݅ೖྗ ΧπΦɹαβΤ
  26. ݕࡧ 56 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
  27. ݕࡧ 57 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
  28. ݕࡧ 58 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
  29. ݕࡧ 59 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
  30. ݕࡧ 60 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
  31. ݕࡧ 61 ΧπΦ αβΤ 1 1 2 ͸ ͷ ࢞

    ϫΧϝ 2 1 2 1 2 1 ఋ 2 ΧπΦ αβΤ AND ݕࡧ৚݅ೖྗ ݕࡧ৚݅ͷύʔε
 ݕࡧΫΤϦԽ ΧπΦɹαβΤ
  32. ୯ޠͷ۠੾Γํ • ӳޠͷ৔߹ I am speaking Introduction Elasticsearch. 
 


    • ೔ຊޠͷ৔߹ ࢲ͸ೖ໳Elasticsearchʹ͍ͭͯ࿩͍ͯ͠Δɻ
 
 62
  33. ୯ޠͷ۠੾Γํ • ӳޠͷ৔߹ I am speaking Introduction Elasticsearch. 
 


    εϖʔε͕੾Ε໨ͱΘ͔Δ • ೔ຊޠͷ৔߹ ࢲ͸ೖ໳Elasticsearchʹ͍ͭͯ࿩͍ͯ͠Δɻ
 Ͳ͜Ͱ۠੾Ε͹Α͍ʁ 63
  34. N-Gram • ϝϦοτɿ ‒ ະ஌ޠʹରԠՄೳ • σϝϦοτɿ ‒ ΠϯσοΫεංେԽ ‒

    ඼ࢺ৘ใʹجͮ͘ॲཧ͕ෆՄೳ 66 ΧπΦ͸αβΤͷఋ Χπ πΦ Φ͸ ͸α αβ βΤ Τͷ ͷఋ
  35. Ecosystem • Plugins ‒ ϓϥάΠϯʹΑΔػೳͷ௥Ճ • ΫϥΠΞϯτϥΠϒϥϦ • Ruby, python,

    php, perl, javascript, .NET • Scala, clojure, go • Hadoop integration 71
  36. Aggregationͱ͸ • 1.0͔Βಋೖ • FacetΑΓ΋ڧྗͳूܭͳͲ͕Մೳ • ֊૚తͳूܭɺάϧʔϓԽ
 ಈతͳूܭɺάϧʔϓԽ • େ͖͘2छྨ

    • BucketɹυΩϡϝϯτΛ஋͝ͱʹ݁ՌΛάϧʔϐϯά • Metricɹ υΩϡϝϯτͷ࣋ͭ஋Λूܭ 75
  37. ྫɿݴޠ͓Αͼ஍Ҭͷूܭ 76 curl -XGET twitter-2014.08.22/_search -d ' { "aggs": {

    "lang": { "terms": {"field": "lang" }, "aggs": { "place": { "terms": { "field": “place.full_name", "size": 10 } } } } } }
  38. ྫɿݴޠ͓Αͼ஍Ҭͷूܭ 77 "aggregations": { "lang": { "buckets": [{…}, { "key":

    "ja", "doc_count": 980145, "place": { "buckets": [ { "key": "ژ౎ࢢ෬ݟ۠, ژ౎", "doc_count":252 }, { "key": "ઍ୅ా۠, ౦ژ", "doc_count": 39 },…
  39. Kibana 4 • ElasticsearchͷσʔλΛՄࢹԽ • Node.js server & JavaScript •

    Apache License 2.0 • Elastic Stackͷ૭ͷ໾ׂ • ༷ʑͳGUIΛPluginͱ͍ͯެ։ • MarvelɺSenseɺTimelionͳͲ 79
  40. elasticsearch-hadoop 89 - •  D E H •  PD ecd

    ER •  g D •  CH •  Ca M DMS D FERC
  41. X-Pack : Securityͷಛ௃ • User Authentication ‒ LDAP/Active Directory/ϑΝΠϧϕʔε •

    Authorization ‒ ϩʔϧϕʔεͷΞΫηείϯτϩʔϧ ‒ ΠϯσοΫε͝ͱɺΞΫγϣϯ͝ͱͷઃఆ͕Մೳ ‒ υΩϡϝϯτɾϑΟʔϧυ͝ͱͷઃఆ΋Մೳʹ • ηΩϡΞͳ௨৴ ‒ ElasticsearchϊʔυؒͷSSL/TLSɺIPϑΟϧλϦϯά • ؂ࠪϩά 93
  42. X-Pack : Alertingͷಛ௃ • ΫΤϦʹΑΔWatch ‒ ElasticsearchͷΫΤϦΛར༻ͯ͠σʔλͷ؂ࢹ • ৚݅ͷઃఆ ‒

    ΞΫγϣϯΛ࣮ߦ͢Δ͔Ͳ͏͔ͷઃఆ • εέδϡʔϧ ‒ ΫΤϦΛ࣮ߦ͠ɺ৚݅ΛνΣοΫ͢Δස౓ͷࢦఆ • ΞΫγϣϯͷఆٛ ‒ ϝʔϧͷૹ৴ɺଞγεςϜ΁ͷσʔλૹ৴ͳͲͷಈ࡞Λઃఆ • ཤྺͷอଘ 96
  43. Elastic Cloud • Elasticsearch as a Service • Elasticsearchͷػೳ͕ར༻Մೳ •

    ϓϥάΠϯͷར༻΋Մೳ • ΞοϓάϨʔυ΋؆୯ • ΧελϜࣙॻɺϓϥάΠϯ΋ར༻Մೳ • 14೔ؒͷ͓ࢼ͠ظؒ͋Γ • SLAϕʔεͷαϒεΫϦϓγϣϯ+঎༻ϓϥάΠϯ
 ͕ར༻ՄೳͳαʔϏε΋ 102 Elastic Cloud
  44. 103

  45. ࢀߟจݙ • Elasticsearch - The Definitive guide ‒ http://www.elastic.co/guide/en/elasticsearch/guide/current/index.html •

    ॻ੶ʢ೔ຊޠʣ ‒ ElasticSearchServer೔ຊޠ൛
 αʔό/ΠϯϑϥΤϯδχΞ
 ɹཆ੒ಡຊɹϩάऩू 104
  46. ࢀߟαΠτ • Ϣʔεέʔε • https://www.elastic.co/use-cases • DiscussʢWebϑΥʔϥϜʣ • https://discuss.elastic.co •

    Elastic{ON}ͷϏσΦͱࢿྉ • https://www.elastic.co/elasticon/videos • αϙʔτϝχϡʔ • https://www.elastic.co/subscriptions 105
  47. Thanks for listening! Q & A We’re hiring! https://www.elastic.co/about/careers/ We’re

    helping! https://www.elastic.co/subscriptions http://training.elastic.co