入門Chef Solo落ち穂拾い

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ೖ໳$IFG4PMP མͪึर͍

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ຊ೔ͷ࿩୊

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•  ग़൛ޙͷ൓Ԡ͔Β •  མͪึर͍

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GBDFCPPLͱDIFG

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• $IFG$POG • GBDFCPPLͷதͷਓൃද IUUQULBLIBUFOBCMPHDPNFOUSZ

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•  QFPQMF •  5FOTPGUIPVTBOETPG IFUFSPHFOFPVTTZTUFNT •  0QTDPEF1SJWBUF$IFG •  l5FTUJOHBHBJOTUSFBMTZTUFNJT VTFGVMBOEOFDFTTBSZz

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$IFGͰͲ͜·Ͱ΍Δͷ

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•  $IFGͰશ෦΍Δͷ •  σϓϩΠ΋$IFGͰ •  TTIͯ͠௚઀มߋ͸͢Δͷ

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•  جຊ͸$IFG͚ͩͰ΍Δ – Πϯελϯεىಈޙͷߏ੒มߋ͸શͯ $IFGͰߦ͏ɻ௚઀มߋ͠ͳ͍ •  ΞϓϦέʔγϣϯͷσϓϩΠ͸ྫ֎ – DBQJTUSBOPFUD

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•  େࣄͳߟ͑ํ – (>$IFGࣗಈԽπʔϧ – <0,>$IFGϊʔυͷঢ়ଶ؅ཧ ccoonnvveerrggeennccee ((収束))

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•  ϊʔυͷঢ়ଶ͸$IFGͰهड़͞Ε͍ͯ ͳ͚Ε͹ͳΒͳ͍ – 㱺TTIͰߏ੒มߋ͢Δͱهड़͞Εͯͳ͍ ঢ়ଶ͕ଘࡏ͢Δ͜ͱʹ •  ΞϓϦέʔγϣϯσϓϩΠ͸ಛघ – SPMMCBDL΍ϒϧʔάϦʔ ϯσϓϩΠ – ͦΕઐ༻ͷπʔϧʹ೚ͤΔ

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$IFG4PMPͰͲ͜·Ͱ

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•  $IFG4PMP͸ͲͷϨϕϧ·Ͱ •  ෳ਺୆ʹ$IFG4PMP •  $IFG4FSWFSWT$IFG4PMP

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•  େن໛ ਺ඦʙ ୆ – ͓ͦΒ͘$IFG4FSWFSҰ୒ •  தن໛ ʙ਺े୆ – $IFG4PMPͰ΋ؤுΕΔ – $IFG4FSWFSೖΕΔ͔೰ΈͲ͜Ζ •  খن໛ ʙे਺୆ – $IFG4PMPͰे෼

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$ echo host1 host2 host3 | xargs –n 1 knife solo cook ਺୆ͳΒ͜ΕͰ

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$ cap provision YBSHTͰਏ͘ͳͬͨΒŋŋŋ

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$ knife search node “platform:centos AND languages_ruby_version: 1.8*” $IFG4FSWFS͸OPEFΛͰݕࡧͰ͖Δ

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$ sudo chef-‐client –d –i 900 $IFG4FSWFSͰ͸$MJFOU͕ࣗ཯ߋ৽Ͱ͖Δ

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•  $IFG4FSWFSͷಋೖ͕໘౗ – DIFG[FSPͬͯͷ͕ग़ͨͦ͏Ͱ͢ – %#΍ೝূ͕ͳ͍ͷͰӡ༻ָ͕ – ˞ະݕূ

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'BCSJDWT$IFG

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•  ൺֱ͕࣠ͣΕ͍ͯ·͕͢ŋŋŋ •  'BCSJD ͱTI $IFG͸ίϯηϓ τ͕େ͖͘ҟͳΔ

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•  ʲೋ౓໨ʳେࣄͳߟ͑ํ – (>$IFGࣗಈԽπʔϧ – <0,>$IFGϊʔυͷঢ়ଶ؅ཧ ccoonnvveerrggeennccee ((収束))

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•  $IFG͸ঢ়ଶΛ؅ཧ͢Δ – ϨγϐͱҟͳΔঢ়ଶΛɺͦͷঢ়ଶʹͳ ΔΑ͏ʹ͢Δ •  ৔߹ʹΑͬͯ͸ʮ໭͢ʯ •  ʮαʔόʔߏஙࣗಈԽʯ͸ͦͷҰ໘ •  'BCSJD͸ঢ়ଶ͸؅ཧ͠ͳ͍ – ॻ͔Εͨ௨Γʹʮલਐʯ͢Δ͚ͩ

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ϨγϐΛ(JUͰ؅ཧ͢Ε͹ʮϊʔυͷঢ়ଶʯΛόʔδϣϯ؅ཧ͢Δ͜ͱ͕Ͱ͖ Δɻ؅ཧ͍ͯ͠Δͷ͸୯ͳΔίʔυͰ͸ͳ͘ʮঢ়ଶʯɻ

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7.Λڞ༗͢Δͷ ϨγϐΛ഑Δͷ

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•  ։ൃ؀ڥͷඪ४Խʹ$IFGΛ࢖͓͏ •  Ͱ͖͕͋ͬͨ7.ΠϝʔδΛڞ༗͢΂ ͖͔ɺϨγϐΛڞ༗͢΂͖͔ŋŋŋ

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•  ϨγϐΛڞ༗͠Α͏ʂ – ࣗ෼ͰDPOWFSHFODFͯ͠΋Β͏ – ίʔυͰঢ়ଶΛ֎෦Խͨ͠ͷ͔ͩΒ – Ϩοπ4PDJBM$PEJOH

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ςετͲ͏͢Δͷ

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•  CFGPSFDPOWFSHFODFͳςετ •  *OUFHSBUJPOςετ

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•  CFGPSFDPOWFSHFODFͳςετ – LOJGFDPPLCPPLUFTU •  γϯλοΫενΣοΫͱ͔ – GPPEDSJUJD •  -*/5&3Έ͍ͨͳͷ – DIFGTQFD •  Ϣχοτ ςετ – TUSBJOFS •  Ҏ্ͷπʔϧͷ࣮ߦΛิॿ͢Δ΋ͷ

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require 'chefspec' describe 'http_server::default' do let (:chef_run) { ChefSpec::ChefRunner.new.converge 'http_server::default' } it 'should install nginx' do chef_run.should start_service 'nginx' end it 'should start nginx' do chef_run.should start_service 'nginx' end end DIFGTQFD IUUQRJJUBDPNJUFNTGFEFFCDCGΑΓ

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•  *OUFHSBUJPOςετ – NJOJUFTUDIFGIBOEMFS – TFSWFSTQFD – 5FTU,JUDIFO •  ෳ਺؀ڥΛ7BHSBOUͰ্ཱͪ͛ͯ NJOJUFTUͰςετ૸ΒͤͨΓ͢Δ

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require 'minitest/spec’ describe_recipe 'spec_examples::default' do describe "files" do it "creates the config file" do file("/etc/fstab").must_exist end it "ensures that the foobar file is removed if present" do file("/etc/foobar").wont_exist end end end NJOJUFTUDIFGIBOEMFS

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TFSWFSTQFD ଞͷਓͷൃදݟͯͶ

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•  ఆ൪͸UFTULJUDIFONJOJUFTU –  PQTDPEFެࣜͩ͠ •  TFSWFSTQFDਪ͠ –  *OUFHSBUJPOςετ͸ॲཧܭʹґଘ͠ͳ͍ํ͕ྑ͍ •  কདྷԿ͔ʹ৐Γ׵͑Δ࣌΋ςετΛͦͷ··ྲྀ༻Ͱ͖Δ –  UFTULJUDIFOTFSWFSTQFDྑͦ͞͏ɻͨͩ͠ະݕূ •  ೰·͍͠ͱ͜Ζ – DIFGTQFD*OUFHSBUJPO5FTU͸݁ߏ৑௕ŋŋŋ ಉ͡Α͏ͳهड़͕ଟ͍

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•  $IFG੝Γ্͕ͬͯΔ – GBDFCPPL͕਺ສ୆ͱ͔ܹ͍͠ •  ࢖͏ͳΒ$IFGͷίϯηϓτʹै͓͏ – ʮϊʔυͷঢ়ଶʯΛ؅ཧ͠Α͏ •  TFSWFSTQFDਪ͠ɻଞ΋ީิ͋ΔΑ