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Getting Started with Elastic Cloud and Beats fo...
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Kosho Owa
October 07, 2016
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Getting Started with Elastic Cloud and Beats for Log Analytics
情報セキュリティワークショップ in 越後湯沢 2016
Kosho Owa
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Transcript
‹#› Kosho Owa, Solutions Architect, Elastic October 2016 Elastic CloudͱBeatsͰ࢝ΊΔ
ϩάͷՄࢹԽͱੳ
2 Elastic Cloud Security X-Pack Kibana User Interface Elasticsearch Store,
Index, & Analyze Ingest Logstash Beats + Elastic Stack Introducing the Elastic Stack, X-Pack, and Cloud Alerting Monitoring Reporting Graph
Elasticserach: σʔλετΞɺΠϯσοΫεɺੳ 3 ࢄܕͰ εέʔϥϒϧ ճ෮ੑ͕͋ΓߴՄ༻ੑɺεέʔϧΞτΛલఏ ͱͨ͠σβΠϯ ߏɺඇߏσʔλΛΠϯσοΫε ։ൃऀ ϑϨϯυϦʔ
εΩʔϚϨε Ϛϧνςφϯτ ๛ͳΫϥΠΞϯτϥΠϒϥϦ ݕࡧͱੳ ϦΞϧλΠϜ શจݕࡧ (FP "HHSFHBUJPO ଟݴޠʹରԠ
Kibana: ՄࢹԽͱ୳ࡧ 4 ൃݟͱಎ σʔλΛ୳ࡧɺنଇੑΛൃݟͲͷΑ͏ͳϨϕϧ υϦϧμϯ &MBTUJDTFBSDIͷύϫϑϧͳੳػೳΛར༻ ߏɺඇߏσʔλ ΧελϚΠζ ͦͯ͠ڞ༗
όʔνϟʔτɺંΕઢάϥϑɺਤɺਤɺ ώετάϥϜ μογϡϘʔυΛΛγΣΞ͠ɺӡ༻ϫʔΫϑϩ ʔʹΈࠐΈ Elastic Stack ͷೖΓޱ ՄࢹԽͷͨΊͷ౷Ұతͳ6* &MBTUJD4UBDLͷӡ༻ཧ ϓϥάΠϯՄೳͳΞʔΩςΫνϟͰɺಠࣗͷΞ ϓϦέʔγϣϯ͕࡞Մೳ
Beats: ElasticsearchͷͨΊͷσʔλγούʔ 5 Filebeat ϩάऩूΤʔδΣϯτͷ࣍ੈελϯμʔυ Winlogbeat 8JOEPXTγεςϜɺΞϓϦέʔγϣϯɺηΩ ϡϦςΟϩά Metricbeat "QBDIF
.POHP%# .Z42- /HJOY 3FEJT ;PPLFFQFSɺ04ͳͲͷϝτϦοΫ Packetbeat )551 .Z42- $BTTBOESB %/4ͳͲͷωοτ ϫʔΫύέοτΛϦΞϧλΠϜͰղੳ Libbeat ΧελϜzCFBUTz։ൃ༻ϥΠϒϥϦʔ
ޭ͢Δϩάੳ σʔλऩू BeatsͰσʔλऩूͱElasticsearchͷೖ μογϡϘʔυͷςϯϓϨʔτΛಉࠝ JSONߏԽϩάΛFilebeatͰऩूɺΠϯσοΫε ΠϯετʔϧͱηοτΞοϓ Elastic CloudͰΫϥελʔΛΫϦοΫͰల։ ৗʹ࠷৽൛ɺΞοϓάϨʔυ؆୯ʹ ӡ༻
X-PackΛ׆༻ͯ͠ɺಛఆͷΠϕϯτʹରͯ͠Ξϥʔτ σʔλͷΞΫηε੍ޚ ElasticsearchΫϥελʔࣗϞχλϦϯά 6
7 Performance Metrics Application Logs Filebeat ϩάऩू Packetbeat ύέοτࢹ Elasticsearch
σʔλετΞ ݕࡧΤϯδϯ Kibana ՄࢹԽ Network Interfaces Metricbeat ϝτϦοΫऩू
JSONߏԽϩΪϯά - Apache 8 LogFormat "{ \"clientip\": \"%h\", \"ident\": \"%l\",
\"auth\": \"%u\", \"timestamp\": \"%{%FT%T%z}t\", \"verb\": \"%m\", \"request\": \"%U%q\", \"httpversion\": \"%H\", \"response\": %>s, \"bytes\": %b, \"referer\": \"% {Referer}i\", \"agent\": \"%{User-agent}i\" }" combinedjson CustomLog logs/access_log.js combinedjson - input_type: log paths: - /var/log/httpd/access_log.js document_type: apache json.keys_under_root: true json.add_error_key: true httpd.conf filebeat.yml
JSONߏԽϩΪϯά - Squid 9 logformat combinedjson { "clientip": "%>a", "ident":
"%ui", "uname": "%un", "timestamp": "%{%FT%T%z}tg", "verb": "%rm", "request": "%ru", "httpversion": "HTTP/%rv", "response": %>Hs, "bytes": %<st, "referer": "%{Referer}>h", "agent": "%{User-Agent}>h", "request_status": "%Sh", "hierarchy_status": "%Sh" } access_log /var/log/squid/access_log.js combinedjson - input_type: log paths: - /var/log/squid/access_log.js document_type: squid json.keys_under_root: true json.add_error_key: true squid.conf filebeat.yml
Metricbeat - OSɺΞϓϦέʔγϣϯͷϝτϦοΫऩू 10 ϦΞϧλΠϜϞχλϦϯά • OSαʔϏεͷϝτϦοΫΛϞχλʔ αʔϏεͷύϑΥʔϚϯεੳ • System:
CPU, load, IO, filesystem, memory, network, process • Apache, HAProxy, MongoDB, MySQL, Nginx, Redis, ZookeeperʹରԠ ElasticsearchʹసૹɺKibanaͰՄࢹԽ • αϯϓϧDashboardͰ͙͢ʹར༻Մೳ
Packetbeat - ωοτϫʔΫύέοοτͷղੳͱऩू 11 ϦΞϧλΠϜϞχλϦϯά • ΞϓϦέʔγϣϯͷԆɺΤϥʔɺԠ ࣌ؒͳͲΛϞχλʔ ωοτϫʔΫτϥϑΟοΫͷݕࡧͱੳ •
ICMP, DNS, HTTP, AMQP, Cassandra, MySQL, PostgreSQL, Redis, Thrift- RPC, MongoDB, MemcacheʹରԠ ElasticsearchʹసૹɺKibanaͰՄࢹԽ • αϯϓϧDashboardͰ͙͢ʹར༻Մೳ
Hosted Elasticsearch & Kibana on AWS • Elasticͷ܈ͱಉظͨ͠࠷৽൛ͷఏڙ • εέʔϧΞτɾΞοϓάϨʔυΛΫϦοΫૢ࡞
Ͱ • ແྉͷKibanaΠϯελϯεͱ30͝ͱͷόοΫΞ οϓ • X-Packػೳ (Security, Alerting, Monitoring, Reporting) • ݄ʑ45USD͔Β • SLAϕʔεͷαϙʔτΦϓγϣϯ 12 Elastic Stackͷ։ൃऀʹΑΔ།Ұͷ ެࣜ Elasticsearch as a Service
X-Pack: Elastic StackͷՃՁػೳ 13 \ ηΩϡϦςΟੳ ϩάੳ ϝτϦοΫε ੳ ӡ༻ੳ
υΩϡϝϯτݕࡧ ΞϓϦέʔγϣϯ ݕࡧ ϩοΫμϯͱ ΞΫηεࢹ σʔλͷมߋʹ ର͢Δ௨ Elasticsearch Ϋϥελͷࢹ σʔλ͔Βҙຯͷ ͋ΔؔΛൃݟ PDFΛ࡞ͯ͠ ൃݟΛγΣΞ Security Alerting Monitoring Graph Analytics Reporting
X-Pack: Security - ҉߸ԽͱϩʔϧϕʔεͷΞΫηε੍ޚ 14 ҉߸Խ • KibanaɺElasticsearchͷΤϯυϙΠ ϯτͷHTTPS௨৴ •
Ϋϥελʔͷ௨৴ ΞΫηε੍ޚ • ID/PasswordʹΑΔϢʔβೝূ • ωΠςΟϒɺLDAPɺAD࿈ܞ • KibanaͷϩάΠϯμΠΞϩά • ϩʔϧ͝ͱʹΠϯσοΫεɺAPIͷ ΞΫηεΛ੍ݶ
X-Pack: Alerting - σʔλͷมԽΛ௨ 15 εέδϡʔϧ • ಛఆͷ࣌ؒɺΠϯλʔόϧɺ Crontabॻࣜ ίϯσΟγϣϯ
• Elasticsearchͷͯ͢ͷΫΤϦʔͱ ΞάϦήʔγϣϯΛαϙʔτ • ෳͷιʔεΛΈ߹Θͤ ΞΫγϣϯ • ΠϯσοΫεɺϩάɺϝʔϧɺΣ ϒϑοΫͳͲ
Monitoring - ΫϥελʔɺϊʔυɺΠϯσοΫεͷࢹ • ElasticsearchΫϥελʔɺϊʔυɺ ΠϯσοΫεͷϝτϦοΫΛϦΞϧ λΠϜͰࢹ • ӡ༻্ͷΛѲɺΛൃݟ •
ΫϥελʔɺΞϓϦέʔγϣϯͷ࠷ దԽ • ΩϟύγςΟϓϥχϯά 16
X-Pack: Graph - σʔλؒͷؔΛՄࢹԽ 17 • Elasticsearchͷsearchrelevancyͷػ ೳΛ༻ͯ͠ҙຯͷ͋ΔؔΛൃݟ • طଘͷΠϯσοΫεΛར༻
• ϦΞϧλΠϜ͔ͭεέʔϥϒϧ
X-Pack: Reporting - DashboardΛΤΫεϙʔτ 18 Earthquake - Depth Timeseries Earthquake
- Heatmap Earthquake — Sun, Jan 1, 2006 12:00 AM to Fri, Sep 2, 2016 5:54 AM • PDF͘͠CSVΛੜ • ඇKibanaϢʔβͱڞ༗ • खಈɺ͘͠AlertingͱͷΈ߹Θ ͤͰεέδϡʔϧɺ͘͠ಛఆͷΠ ϕϯτ͕ൃੜͨ͠߹ʹ࡞ N ew in V5
elastic.co/jp: ຊޠใ͝ར༻Լ͍͞ 19 • ใ • αϒεΫϦϓγϣϯ • ಋೖࣄྫ •
ύʔτφʔ • ϋϯζΦϯϫʔΫγϣοϓ • ϒϩά • νϡʔτϦΞϧϏσΦ • ͓͍߹Θͤ