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AbemaTVでネイティブエンジニア からサーバーエンジニアに挑戦した話
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nghialv
March 13, 2017
Technology
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AbemaTVでネイティブエンジニア からサーバーエンジニアに挑戦した話
Battle Conference U30
http://bcu30.jp/
nghialv
March 13, 2017
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Transcript
AbemaTVͰωΠςΟϒΤϯδχΞ ͔ΒαʔόʔΤϯδχΞʹઓͨ͠ CyberAgent, Inc. AbemaTV։ൃہ αʔόʔαΠυΤϯδχΞ LE VAN NGHIA (ΪΞ)
• nghialv2607 • nghialv About me • 2014/11: CyberAgent 15৽ଔೖࣾ
• ~ 2015/6: AmebaΞϓϦ - iOS • ~ 2016/7: FRESH!ੜ์ૹ - iOS • ~ ࠓ : AbemaTV - Server Side ID ڵຯ • Φʔϓϯιʔε։ൃ ϓϩδΣΫτܦྺ • ΪΞ • ؔܕϓϩάϥϛϯά Hakuba, Future, MaterialKit…
”20ͷ൴Β͕ͲΜͳ͜ͱʹʮ ઓʯ͍ͯ͠Δͷ͔” ຊͷTalk BattleͷςʔϚ
ωΠςΟϒΤϯδχΞ αʔόʔΤϯδχΞ ➡
Ҡಈͷཧ༝ • ࣝΛ෯͍ͨ͘͠ • ΫϥυɺωοτϫʔΫ • େྔσʔλॲཧ • ࢄγεςϜɺϚΠΫϩαʔϏε
AbemaTVαʔόʔͷϞχλϦϯάγεςϜΛ࡞ ॳΊͯͷλεΫ
1 repository 35 repositories native server AbemaTVͷίʔυ
AbemaTVͷαʔόαΠυ Cloud DNS Cloud Load Balancer Cloud Router Cloud CDN
Pub/Sub BigQuery Cloud Storage Transcoder Kubernetes Wowza HLS MPEG-DASH DRM gRPC Microservices Protocol Buffers Varnish Alpine Linux Terraform Packer MongoDB Redis Cluster Elasticsearch Firebase
• ຊ • ϓϩδΣΫτͷࢿྉ • ݸਓGoogle CloudͷΞΧϯτ࡞ɼ ৭ʑ༡ΜͰΈΔ • AbemaTVίʔυΛಡΉ
• etcd, kubernetes…ͷίʔυΛಡΉ
GCP + Kubernetes + gRPC Google Cloud Platform Kubernetes Service
Service Service gRPC gRPC
AbemaTVͷΞʔΩςΫνϟ streaming-server gateway Media User Comment Share Question Purchase Firebase
Watchman Transcoder Ad system encoder Live Transcoder varnish api access live-gateway Compute Engine MongoDB Redis Cluster Container Engine Cloud Storage Firebase media access live admin access stateful stateless
Ϩϕϧ ྫ ΞϓϦέʔγϣϯ http, grpcͷΤϥʔɼϨΠςϯγɼ෦ঢ়ଶ ίϯςφ ίϯςφϦιʔεঢ়ଶ ΦʔέετϨʔγϣϯ ΫϥελʔͷϦιʔεɼεέδϡʔϦϯά ϗετ
(OS, Hardware) ϗετͷϦιʔεɼhardwareΤϥʔ ωοτϫʔΫ routers, switches ऩू͢Δσʔλ
࣌ܥྻDBͷબ • DalmatinerDB • InfluxDB • Prometheus • OpenTSDB •
Graphite • … “top10 time series databases”ͷϒϩάʹΑΓ
• PrometheusKubernetesͱ࿈ܞ͍ͯ͠Δ • αʔϏεσΟεΧόϦʔ: ΫϥυͷΑ͏ͳμΠφϛοΫͳڥʹendpoints͕มߋ͞ΕΔ • ίϯςφ, ΦʔέετϨʔγϣϯ ͷϝτϦΫεΛऔಘ͍͢͠ •
Prometheusͷੑೳ • ύϑΥʔϚϯεɿ • ҰͭͷPrometheusαʔό800K samples/s • Federation • ѹॖ: 12.3ഒ (ѹॖͳ͠ɿ16 bytes/sample, Prometheus: 1.3 bytes/sample) • PrometheusGrafanaͱ࿈ܞ͍ͯ͠Δ • PrometheusGolangͰॻ͔Ε͍ͯΔ PrometheusΛબͨ͠ཧ༝
AbemaTVʹ͓͚ΔPrometheus
Ռ
None
None
AlertManager Slack࿈ܞ͢ΔBot - ࣾ֎ϞόΠϧͰίϚϯυͰ γεςϜͷϝτϦΫε͕ݟ͑Δ - Τϥʔ, latency percentileͳͲ ͕ߴ͘ͳΔͱ௨͕དྷΔ
• ωΠςΟϒΤϯδχΞ͔ΒαʔόʔΤϯδχΞʹઓͷ • AbemaTVͷϞχλϦϯάγεςϜͷৄ͍͠ใ • “AbemaTVʹPrometheusͱ͍͏ϞχλϦϯάγεςϜΛಋೖͨ͠”ͷϒϩάϔ • αʔόʔΓ͍ͨωΠςΟϒΤϯδχΞ • ݴޠ͡Όͳͯ͘linux,
network, cloudؔ͢Δࣝͷ४උΛΦεεϝ • ·ͩ20ͳͷͰ৭ʑઓ͠·͠ΐ͏ʂ ·ͱΊ