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chef-soloの簡単な使い方
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Spring_MT
June 07, 2013
Programming
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990
chef-soloの簡単な使い方
Groovenauts Public Hands-on 02 - Chef+serverspecで発表した内容です。
Spring_MT
June 07, 2013
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Transcript
chef-soloΛͬͯ ؆୯ϓϩϏδϣχϯά ΫοΩϯά @Spring_MT
Profile twitter : @Spring_MT Company : 10xLab Engineer
chefͱ? RubyͷγεςϜཧπʔϧ γεςϜߏஙͷࣗಈԽ ӡ༻࡞ۀͷࣗಈԽ
᷿Ͱ ͜͏͍ΘΕͯ ·͕͢ɻɻɻ
None
ࣗಈԽ͢Δ΄Ͳ αʔόʔ ࣋ͬͯͶ͑Α
ͦΕͰ chefΛ ͏ͷʁ
chefͷ͍͍ͱ͜Ζ ઃܭॻ(cookbook)ΛͤΔ(ൿͷλ ϨԽΛࢭ) ઃܭॻ͕ϓϩάϥϚϒϧʹॻ͚Δ
puppetʁ ผʹͲͬͪͰྑ͍Ͱ͢ ͖ͳํΛ͓͍Լ͍͞
ͱɺ ͍ͬͯΈͨͷͷ
chefͱpuppet ෦DSL(chef) or ֎෦DSL(puppet) ͷҧ͍ chefͷ߹෦DSLͳͷͰɺதʹ rubyͷίʔυΛͦͷ··ॻ͚Δ
chefͷཁૉ
Chef-Server API Chef-Solr Indexer RabbitMQ Chef-Server WebUI Knife CouchDB Solr
Ruby CouchDB (chef 11ͩͱ PostgreSQL?) RabbitMQ Solr Erlang ϛυϧΣΞ Chef-Client client
chefͷߏཁૉ chef-server ใΛूͯ͠ཧ͢Δαʔόϓϩηεɻ֤ Client ͱ JSON/REST ελΠϧͰ ௨৴͢Δɻ WebUI chef-server
ͷ Web ΠϯλʔϑΣʔεɻ chef-client ઃఆΛద༻͢Δ֤ϚγϯʹΠϯετʔϧ͞ΕΔσʔϞϯɻఆظతʹ chef-server ΛϙʔϦϯάͯ͠ɺͦͷ༰ʹैͬͯϨγϐΛ࣮ߦ͢Δɻ knife chef-server ʹొ͞Ε͍ͯΔใͷऔಘɾมߋΛߦ͏πʔϧɻ chef-solo αʔόແ͠ͰϨγϐΛ࣮ߦ͢Δπʔϧɻ
None
େ͖͍ɻɻɻɻ
chef chefΛ”Full Stack”Ͱ͏ͷίε τେ͖͍(ཧɺӡ༻ͱ͔Ͱ) chefͷڥ࡞Δ͚ͩͰɺ݁ߏαʔ όʔ͏͠ɺਓࡐ͍Δ
None
chef-solo chef-soloࣗಈԽͷ෦Λશ͘ Θͳ͍ ઃܭॻ(cookbook)ͷ෦ͷΈ͏
10xlabͰͷ chef
ALL AWS! Ruby(1.9.3), Fluentd and Chef in all servers 10xlab
Infra
public subnet Co-Work subnet utility APP redis worker subnet storage
subnet fluentd deliver worker proxy varnish + sinatra Watch subnet network Gateway NAT SSLͷม DB(MySQL on EC2)
10xlabͷํ chefશ෦͏ʹΠϯϑϥͷن খ͍͞ chefཧίετ >> chefͷϝϦοτ ࣗಈԽͦ͜·Ͱඞཁͳ͍ ઃܭॻ͓͖͍ͯͨ͠
cookbook ઃܭॻ͕ೖ͍ͬͯΔ جຊతʹϛυϧΣΞ୯ҐͰ࡞Δ 10xlabͰvpcͷαϒωοτຖʹ cookbookͷdirΛ͚͍ͯΔ
cookbookͷॻ͖ํ 10xlabͷ߹ ίʔυΛࢄͤ͞ͳ͍ OSͱ͔ͷ݅ذͱ͔ߟ͑ͣʹ γϯϓϧʹ·ͱΊΔ
ઃܭॻ(cookbook) ޙ͔Βݟͯ ͔ΔΑ͏ʹ ͠·͠ΐ͏
cookbook hogehoge/ README.md attributes : cookbookͰ͏ڞ௨ͷมΛ֨ೲ definitions : files :
୯ʹίϐʔͯ͠͏ͨΊͷϑΝΠϧΛஔ͘ libraries : metadata.rb : Cookbook ͷઆ໌ͱ͔ͷϝλใ providers : recipes : ॲཧखॱΛهࡌ resources : templates : confϑΝΠϧΛ֨ೲ
cookbook recipesͱtemplatesʹूதͤ͞Δ Ұ෦ɺڞ௨ͷมΛηοτ͢Δ࣌ ʹattributesΛ͏
࣮ࡍͷrecipe
chef-solo ୯Ұαʔόʔ͚ ෳαʔόʔΛཧͰ͖ͳ͍
cap_chef chef-soloΛ֤αʔόʔͰಈ͔͢ πʔϧ capistranoͱͷΈ߹Θͤ @fujiwaraͷπʔϧΛͪΐͬͱม͑ ͚ͨͩ knife-solo͕͋Δ͚Ͳɻɻɻɻ
cap_chefͷׂ roleʹΑͬͯαʔόʔຖͷidentiy Λൃݱͤ͞Δ ϛυϧΣΞͷΠϯετʔϧͱ ઃఆ
cap_chef ݩͰchef soleΛ͏ͨΊͷઃఆ ϑΝΠϧ(solo.rb)Λ࡞ cookbooksΛಉظ ઌͰϊʔυͷଐੑΛॻ͍ͨself.json ࡞ ઌͰchef-soloΛୟ͘
cookbookͷಉظ rsyncͰಉظ
None
αʔόʔͷsetup
खॱ େ͖͘2ͭ chefΛೖΕΔ·Ͱ chef͕ೖͬͨ͋ͱ
chefΛೖΕΔ·Ͱ ݁ߏ·͍͠ ͜Ε֤ʑͳΜͱ͔͢Δ(͠ͳ͍ͱ Ͳ͏͠Α͏ͳ͍)
ͨͱ͑ system rubyΛͬͯ߈ͰchefΛ ͍ΕΔ(ଟ1.8.7͕ଟ͍) kickstartͱ͔Ͱ͍Ε͓ͯ͘
10xlabͰ AWS EC2ͷuser_dataΛͬͯ ৭ʑηοτΞοϓ͢ΔதͰchefΛ ͍Ε͍ͯΔ
user_data EC2Λ্ཱͪ͛ͨ࣌ʹ্ཱͪ͛ ޙʹΒͤΔεΫϦϓτΛొͰ ͖ΔΈ
user_dataͰ ηοτΞοϓྫ * ϢʔβʔՃ * sshઃఆ * rootύεϫʔυͷઃఆ * ৭ʑyum
install . . . . . . * rbenvͰruby Πϯετʔϧ . . . . . . * gem install chef
chef͕ೖͬͨΒ cap_chefΛͬͯඞཁͳϛυϧ ΣΞΛΠϯετʔϧ