Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
マネージドクラウドとCの世界
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
sonod
May 23, 2018
Technology
710
3
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
マネージドクラウドとCの世界
HashiCorp社のConsulとマネージドクラウドのお話
sonod
May 23, 2018
More Decks by sonod
See All by sonod
プロダクト開発を通して学んだナレッジマネジメントの哲学
sonod
0
440
誰のためのプロダクト?
sonod
8
3.9k
プロダクトのビルドトラップ
sonod
0
260
Overlay&Underlay Network 僕の思い出
sonod
1
490
OpenStackの攻略本
sonod
1
260
OpenStackの攻略本 第2号
sonod
0
280
物理サーバ構築のここんとこ-MAASのはなしをしまーず-
sonod
5
6.5k
Other Decks in Technology
See All in Technology
AI時代のGraphQL
joere
2
330
DevelopersIO 2026 Tokyo 現時点の衛星通信サービスの現状を整理してみる
maroon1st
0
150
生成AI時代、PMは事業責任者に進化するともっと面白い〜PMだからこそ事業構造を動かせる時代に〜
kakehashi
PRO
0
240
freeeにおける AI を用いた ブラウザ動作確認の自動化の取り組み
freee
PRO
0
120
freeeにおけるSoftware Factory
freee
PRO
0
270
Classmethod Company Deck
satoshi7
1
810
ガチで放置できるClaude Code実行環境の作り方.pdf
lamaglama39
0
4.2k
アウトプット初心者、半年間のふりかえり
4o1sobblue
0
470
「エーアイ」をバズワードにしないために RPA 導入経験と Kiro 上での Claude モデル利用経験から
kazzpapa3
0
110
CTO Night|NotionのAIエージェントとFDE
kzkhykw1991
0
300
Let's Change Our World—Again
snoozer05
PRO
4
320
DBについての基礎説明(MySQL編) - コロプラ 2026年度 新卒研修
colopl
0
160
Featured
See All Featured
SEO Brein meetup: CTRL+C is not how to scale international SEO
lindahogenes
2
2.9k
Designing for Timeless Needs
cassininazir
1
530
XXLCSS - How to scale CSS and keep your sanity
sugarenia
250
1.3M
Impact Scores and Hybrid Strategies: The future of link building
tamaranovitovic
0
460
Navigating the moral maze — ethical principles for Al-driven product design
skipperchong
2
640
Art, The Web, and Tiny UX
lynnandtonic
304
22k
The State of eCommerce SEO: How to Win in Today's Products SERPs - #SEOweek
aleyda
2
12k
The Curious Case for Waylosing
cassininazir
1
570
The Illustrated Guide to Node.js - THAT Conference 2024
reverentgeek
1
580
KATA
mclloyd
PRO
35
16k
We Analyzed 250 Million AI Search Results: Here's What I Found
joshbly
2
2k
Building Flexible Design Systems
yeseniaperezcruz
330
41k
Transcript
ాफҰ(.01&1"#0JOD ϩϦϙοϓʂϚωʔδυΫϥυ::NFFUJOH ϚωʔδυΫϥυͱ$ͷੈք
ΠϯϑϥΤϯδχΞ ాफҰ !OETPFB ϗεςΟϯάࣄۀ෦ϚωʔδυΫϥυνʔϜ
$ͷੈքͱ
ੜࢮʹؔͳ͘ɺ ਓͷ৺ͱهԱ͕ू·Δੈքʢू߹ແҙࣝʣ XJLJQFEJBҾ༻ IUUQTKBXJLJQFEJBPSHXJLJ&#&#$&&"&&"&#@&'%&&"&&"#&"#&#$&#&"&"&&"&#&"&"
ੜࢮʹؔͳ͘ɺ ਓͷ৺ͱهԱ͕ू·Δੈքʢू߹ແҙࣝʣ XJLJQFEJBҾ༻ ίʔυΪΞεٯͷϧϧʔγϡ IUUQTKBXJLJQFEJBPSHXJLJ&#&#$&&"&&"&#@&'%&&"&&"#&"#&#$&#&"&"&&"&#&"&"
ϚωʔδυΫϥυͷ$ͱ
օ͞Μ͜ͷϩΰݟͨ͜ͱ͋Γ·͔͢ʁ
ͦ͏Ͱ͢Ͷ
8IBUJT$POTVM w)BTIJ$PSQ͕ࣾఏڙ͍ͯ͠ΔΫϥελͷཧπʔϧͰ͢ wެࣜϖʔδͪ͜ΒIUUQTXXXDPOTVMJP w(JU)VCͪ͜ΒIUUQTHJUIVCDPNIBTIJDPSQDPOTVM w։ൃݴޠɺ(Pݴޠ
8IBUJT$POTVM w)BTIJ$PSQ͕ࣾఏڙ͍ͯ͠ΔΫϥελͷཧπʔϧͰ͢ʁʁ wެࣜϖʔδͪ͜ΒIUUQTXXXDPOTVMJP w(JU)VCͪ͜ΒIUUQTHJUIVCDPNIBTIJDPSQDPOTVM w։ൃݴޠɺ(Pݴޠ
8IBUJT$POTVM $POTVMIBTNVMUJQMFDPNQPOFOUT CVUBTBXIPMF JUJTBUPPMGPSEJTDPWFSJOHBOEDPOpHVSJOHTFSWJDFTJO ZPVSJOGSBTUSVDUVSF Β͍͠ʂʂ $POTVMʹෳͷίϯϙʔωϯτ͕͋Γ·͕͢ɺ શମͱͯ͠ɺΠϯϑϥετϥΫνϟͷαʔϏεΛൃݟͯ͠ ߏ͢ΔͨΊͷπʔϧͰ͢ɻ
ެࣜతʹ
8IBUJT$POTVM ΠϯϑϥετϥΫνϟͷαʔϏεΛൃݟͯ͠ ߏ͢ΔͨΊͷπʔϧͱʁʁ
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM 4FSWJDF %JTDPWFSZ $POTVMΫϥΠΞϯτͰʮBQJʯʮNZTRMʯͳͲͷαʔϏεΛఆٛ͢Δͱɺ ଞͷΫϥΠΞϯτ$POTVMͰಛఆͷαʔϏεΛൃݟʢ%JTDPWFSZʣ͢Δ͜ͱ͕ग़དྷΔ ·ͨɺ%/4·ͨ)551Λར༻͢Δ͜ͱͰɺ ΞϓϦέʔγϣϯґଘ͍ͯ͠ΔαʔϏεͷใΛ؆୯ʹݟ͚ͭΔ͜ͱ͕ग़དྷΔ ܰ͘۷ΓԼ͛Δͱ
{ "service": { { “name”: “keepalived”, “tags”: [“keepalived”], “checks”: [
{ "script”: "/usr/lib/nagios/plugins/check_procs -c 1: -a keepalived”, “interval”: "30s” } ] } } 8IBUJT$POTVM ˝LFFQBMJWFEKTPO ͜Μͳײ͡Ͱɺ+40/Ͱ$POTVMʹαʔϏεΛఆٛ͢Δͱ
# consul catalog services keepalived # dig keepalived.service.consul ;; ANSWER
SECTION: keepalived.service.consul. 0 IN A 172.16.1.1 # curl http://127.0.0.1:8500/v1/catalog/services | jq. { "weblb-keepalived": [ "weblb-keepalived" ] } 8IBUJT$POTVM $POTVMΫϥΠΞϯτ%/4)551͔Β؆୯ʹಛఆͷαʔϏεΛݟ͚ͭΕΔΑ͏ʹͳΓ·͢
{ "service": { { “name”: “keepalived”, “tags”: [“keepalived”], “checks”: [
{ "script”: "/usr/lib/nagios/plugins/check_procs -c 1: -a keepalived”, “interval”: "30s” } ] } } 8IBUJT$POTVM ˝LFFQBMJWFEKTPO ͜Μͳײ͡Ͱɺ+40/Ͱ$POTVMʹαʔϏεΛఆٛ͢Δͱ ͪͳΈʹ͜ͷϑΝΠϧͰ͕͢
# consul agent -data-dir=/etc/consul # cat /etc/consul/keepalived.json { "service": {
{ “name”: “keepalived”, “tags”: [“keepalived”], “checks”: [ { "script”: "/usr/lib/nagios/plugins/check_procs -c 1: -a keepalived”, “interval”: "30s” } ] } } 8IBUJT$POTVM $POTVMBHFOUΛىಈ͢Δࡍʹࢦఆͨ͠σΟϨΫτϦʹஔ͠·͢ ͜ͷσΟϨΫτϦʹஔ
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM 4FSWJDF %JTDPWFSZ ಛఆͷαʔϏε·ͨϊʔυͷϔϧενΣοΫΛ͢Δ͜ͱ͕ग़དྷΔ αʔϏεͷϔϧενΣοΫʹɺεΫϦϓτ/BHJPTϓϥάΠϯΛ༻Ͱ͖Δ )FBMUI $IFDLJOH ܰ͘۷ΓԼ͛Δͱ
{ "service": { { “name”: “keepalived”, “tags”: [“keepalived”], “checks”: [
{ "script”: "/usr/lib/nagios/plugins/check_procs -c 1: -a keepalived”, “interval”: "30s” } ] } } 8IBUJT$POTVM ˝LFFQBMJWFEKTPO ઌఔɺʮ4FSWJDF%JTDPWFSZʯͰͬͨ+40/ͷઢͰׅހͬͨ෦ͷΑ͏ʹॻ͘͜ͱͰ༻Ͱ͖·͢ ͜Ε/BHJPTϓϥάΠϯΛ༻͍ͯ͠ΔύλʔϯʹͳΓ·͢ɻ
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM 4FSWJDF %JTDPWFSZ $POTVMͷ෦σʔλΛอ͢Δ֊ΩʔόϦϡʔετΞͰɺ ΫϥελͷͲͷϊʔυ͔ΒΞΫηεग़དྷΔΑ͏ʹͳ͍ͬͯΔ ΞϓϦέʔγϣϯʹΑΔಈతઃఆมߋ$POTVMͷϦʔμʔબग़ʹ༻Ͱ͖Δ $POTVMαʔόͱσʔληϯλʔͷใ͍࣋ͬͯΔ ·ͨɺ)551"1*Λ༻͢Δ͜ͱͰ؆୯ʹΞΫηεग़དྷΔ ,74UPSF
8IBUJT$POTVM ҙͱͯ͠ɺWBMVFͷ্ݶ͕,#ͱ͍͏ ͜ͱ͚͓͍֮ͩ͑ͯͯ͑Εͱࢥ͍·͢ IUUQTXXXDPOTVMJPEPDTGBRIUNMRXIBUJTUIFQFSLFZWBMVFTJ[FMJNJUBUJPOGPSDPOTVMTLFZWBMVFTUPSF
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM $POTVMɺҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ɻ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ %BUBDFOUFS
8IBUJT$POTVM 4FSWJDF %JTDPWFSZ ΫϥελʔΛ%BUBDFOUFSͱ͍͏୯ҐͰཧ͓ͯ͠Γɺ ͦͷ%BUBDFOUFSͱҟͳΔ%BUBDFOUFSؒͷ࿈ܞΛαϙʔτ͍ͯ͠·͢ ͦΕͦ͜ཧతͳ%BUBDFOUFSؒΛͭͳ͛ΔΠϝʔδͰ͢ $POTVMతʹɺ ʮ$POTVMͷϢʔβʔ͕ෳͷҬʹ͢ΔͨΊʹ நϨΠϠʔΛՃ͢Δ͜ͱΛ৺͢Δඞཁ͕ͳ͍͜ͱΛҙຯ͠·͢ɻʯ ͱͷ͜ͱͰ͢ɻ
.VMUJ %BUBDFOUFS
8IBUJT$POTVM ͜ͷΑ͏ͳҎԼͷͭͷॏཁͳػೳ͕Έ߹Θ͞Δ͜ͱʹΑΓɺ ࣗಈͰΠϯϑϥͷαʔϏεΛൃݟ͠ઃఆߏΛ͍ͯ͠·͢ͷͰɺ $POTVMɺΠϯϑϥετϥΫνϟͷαʔϏεΛൃݟͯ͠ߏ͢ΔͨΊͷπʔϧ 4FSWJDF %JTDPWFSZ )FBMUI $IFDLJOH ,74UPSF .VMUJ
%BUBDFOUFS
$POTVMͷ"SDIJUFDUVSF
#BTJD"SDIJUFDUVSFPG$POTVM $POTVMʹେ͖͚ͯ̎ͭ͘ͷϞʔυ͕ଘࡏ͠·͢ ʮ4FSWFSʯͱʮ$MJFOUʯͰ͢ ֤ϊʔυɺ$POTVM"HFOUΛىಈ͢Δࡍʹɺ ͜ͷͲͪΒ͔ͷϞʔυΛࢦఆ͠·͢ 4FSWFS $MJFOU
#BTJD"SDIJUFDUVSFPG$POTVM $POTVMͷશͯͷσʔλͷ֨ೲ͠ཧ͢Δׂ $POTVMͷΫϥελΛΉ্ͰඞͣҎ্ඞཁͱͳΓɺ σʔλଛࣦγφϦΦΛආ͚ΔͨΊʹdߏ͕ਪͱ͞Ε͍ͯ·͢ Խʹ͍ͭͯɿ ੑΛอͪͭͭσʔλͷҰ؏ੑΛ୲อ͢ΔͨΊʹɺ ࢄ߹ҙΞϧΰϦζϜͰ͋Δ3BGUϓϩτίϧ͕࠾༻͞Ε͍ͯ·͢ -FBEFS͕બग़͞Εɺଞ'PMMPXFSͱͳΓ·͢ -FBEFSͷΈ͕σʔλΛίϛοτ͠ɺ
'PMMPXFSσʔλΛਵ࣌ϨϓϦέʔγϣϯ͞Ε·͢ 4FSWFS $MJFOU $POTVMαʔόͱ௨৴Λ͠ΫϥελใͷऔಘͱొΛ͢Δׂ $POTVMαʔόͱ௨৴Ͱ͖ͳ͍ͱΫϥελ͔Β֎͞ΕΔ
#BTJD"SDIJUFDUVSFPG$POTVM */5&3/&5 4FSWFS 'PMMPXFS 4FSWFS -FBEFS 4FSWFS 'PMMPXFS $MJFOU $MJFOU
%BUBDFOUFS -"/(044*1 5$16%1 3&1-*$"5*0/ 5$1 3&1-*$"5*0/ 5$1 31$ 5$1 31$ 5$1 -"/(044*1 5$16%1 %BUBDFOUFS -&"%&3 '038"3%*/( 8"/(044*1 5$16%1 3&.05&%$ '038"3%*/( 5$1
#BTJD"SDIJUFDUVSFPG$POTVM (044*1ϓϩτίϧʹ͍ͭͯɿ ͔͜͜Β ϥϯμϜʹબΜͩ૬खͱใΛަ͠ɺ͕ࣗ࣋ͭσʔλͷߋ৽Λ܁Γฦ͢ɻ γεςϜͷࢀՃऀ͕ෆఆظతʹ૿ݮͯ͠શମΛѲͰ͖ͳ͍ঢ়گɺ Ұ࣌తʹ௨৴Ͱ͖ͳ͍߹ͰใΛൖͰ͖Δɻ ͜͜·ͰҾ༻ ΫϥελʔมߋͷӨڹΛड͚ͣʹ௨৴Λߦ͑Δোੑͷߴ͍ใڞ༗ϓϩτίϧΒ͍͠ ʢXJLJQFEJB͔ΒҾ༻ʣ IUUQTKBXJLJQFEJBPSHXJLJΰγοϓϓϩτίϧ
ϚωʔδυΫϥυͱ$POTVM
͔͜͜ΒϚωʔδυΫϥυͰ $POTVMΛ ͍ͬͯΔ෦Λհ͠·͢
$POTVMͷ ͝հͰ͖͍ͯͳ͍ػೳ͕ ·ͩ·ͩ͋ΔͷͰซͤͯ͝հ͠·͢
ϚωʔδυΫϥυͷશମߏ
$POTVMΛ ͍ͬͯΔͷ͕Ͳ͜ͳͷ͔ʂ ϚωʔδυΫϥυͷશମߏ
ϚωʔδυΫϥυͷશମߏ શ෦Ͱ͢Ͷ
ϚωʔδυΫϥυͷશମߏ $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM
$MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM $MJFOU $POTVM 4FSWFS $POTVM 4FSWFS $POTVM 4FSWFS 3&1-*$"5*0/ 5$1 3&1-*$"5*0/ 5$1 31$ 5$1 31$ 5$1 31$ 5$1
ϚωʔδυΫϥυͷશମߏ $POTVM 4FSWFS $POTVM 4FSWFS $POTVM 4FSWFS $POTVM 4FSWFS $POTVM
4FSWFS $POTVM 4FSWFS 4UBHJOH 1SPEVDUJPO ߋʹɺ.VMUJ%BUBDFOUFSߏʹͳ͍ͬͯ·͢ ڑతʹΕͨ%BUBDFOUFSͱ͔Ͱͳ͘ɺোͷӨڹൣғ໊લղܾͷൣғΛͤ͞Δͨ Ίʹ͍ͬͯ·͢ .VMUJ %BUBDFOUFS
ϚωʔδυΫϥυͷશମߏ w ϚωʔδυΫϥυɺશମͰ$POTVMΛ༻͍ͯ͠·͢ w ֤ϊʔυͰ$POTVM͕"HFOUͰىಈ͓ͯ͠ΓαʔϏεొΛߦ͍ͬͯ·͢ w $POTVM4FSWFSͰԽߏʹͳ͍ͬͯ·͢ $POTVM4FSWFS֤%BUBDFOUFSʹඞཁͳͷͰɺ͍ͬͺ͍͋Γ·͢ ͜͜Ͱ$POTVMͷඪ४ػೳͰ͋ΔΜͰ͕͢ɺ Ұ൪͓ੈʹͳ͍ͬͯΔػೳͷ͓Λ
$POTVM%/4
$POTVM%/4 w $POTVMʹɺ%/4ػೳ͕͋Γ·͢ w ϚωʔδυΫϥυͰɺϩʔΧϧͷαʔόͷ໊લղܾΛશͯ$POTVMʹ·͔͍ͤͯ·͢ w σϑΥϧτͰɺOPEFDPOTVMͱ͍͏υϝΠϯ͕͖ͭ·͢ ਖ਼֬ʹɺOPEF\%BUBDFOUFS໊^DPOTVM w αʔϏεΛొ͓͚ͯ͠ɺTFSWJDFDPOTVMͱ͍͏υϝΠϯͰ໊લղܾ͢Δ͜ͱՄೳ
w $POTVM%/4ͷϙʔτͳͷͰɺΞϓϦέʔγϣϯSFTPMW͔Β༻͍ͨ͠߹ ɺEOTNBTRΛ༻͢Δඞཁ͕͋Γ·͢ ϚωʔδυΫϥυͰɺ6OCPVOEΛ༻͍ͯ͠·͢ 4FSWJDF %JTDPWFSZ
$POTVM%/4 $POTVM 4FSWFS $PNQVUF ྫ͑$PNQVUFͱݴΘΕΔϊʔυͰɺ ͜Μͳײ͡Ͱʮ6OCPVOE /4% $POTVMʯͰߏ͍ͯ͠·͢ $POTVM
$MJFOU 6OCPVOE /4% # cat unbound.conf server: interface: 127.0.0.1 do-not-query-localhost: no stub-zone: name: "consul." stub-addr: 172.16.1.1@8600 stub-zone: name: “lolipop.jp.” stub-addr: 172.16.1.1@10053 DPOTVMͩͬͨΒ$POTVM%/4 MPMJQPQKQͩͬͨΒ/4% /BNF4FSWFS%BFNPO ໊લղܾͩ 4FSWJDF %JTDPWFSZ
$POTVM%/4 $POTVMΛىಈ͢Ε)551%/4͕༻ՄೳͱͳΓ·͢ͷͰɺ͜Μͳײ͡Ͱ֬ೝͰ͖·͢ # consul members Node Address Status Type Build
Protocol DC server-1 10.11.1.1:80 alive client 0.9.0 2 dc1 # dig server-1.node.consul ;; ANSWER SECTION: server-1.node.consul. 0 IN A 10.11.1.1 # curl http://127.0.0.1:8500/v1/catalog/nodes|jq .[]
{ "service": { { “name”: “keepalived”, “tags”: [“keepalived”], “checks”: [
{ "script”: "/usr/lib/nagios/plugins/check_procs -c 1: -a keepalived”, “interval”: "30s” } ] } } ˝LFFQBMJWFEKTPO αʔϏεͷ߹ɺ͜Μͳײ͡Ͱ+40/Ͱ$POTVMʹαʔϏεΛఆٛ͢Δͱ $POTVM%/4 4FSWJDF %JTDPWFSZ
# dig keepalived.service.consul ;; ANSWER SECTION: keepalived.service.consul. 0 IN A
172.16.1.1 keepalived.service.consul. 0 IN A 172.16.1.2 ͜Μͳײ͡ͰTFSWJDF୯ҐͰͷ໊લղܾΛ͢Δ͜ͱͰ͖·͢ $POTVM%/4 ͍ͭͮͯ 4FSWJDF %JTDPWFSZ
$POTVM5FNQMBUF
$POTVM5FNQMBUF w (JU)VCͪ͜ΒIUUQTHJUIVCDPNIBTIJDPSQDPOTVMUFNQMBUF w $POTVMͷঢ়ଶมԽΛࢹ͢ΔσʔϞϯ w $POTVMͷ,74ͷใΛ)551ܦ༝Ͱৗʹࢹ͍ͯ͠Δ w $POTVMͷԿ͔͠ΒͷΠϕϯτ ϊʔυͷ૿ݮ
͕ൃੜͨ͠ࡍʹɺςϯϓϨʔτϑΝΠϧΛͱ ʹઃఆϑΝΠϧΛ࠶࡞͠ίϚϯυͷ࣮ߦ σʔϞϯͷ࠶ىಈ Λͯ͘͠ΕΔ ,74UPSF )FBMUI $IFDLJOH 4FSWJDF %JTDPWFSZ
$POTVM5FNQMBUF ͜Μͳ࣌ʹ͍ͬͯΔ$POTVM5FNQMBUF Ұ൪ଟ͍ύλʔϯ͕͜͏͍ͬͨ3FWFSTF1SPYZͷ૿ݮΛࣗಈతʹ࣮ࢪ͢Δͱ͜ΖͰ͢ -PBE #BMBODFS 3FWFSTF 1SPYZ 3FWFSTF 1SPYZ 3FWFSTF
1SPYZ -PBE #BMBODFS 3FWFSTF 1SPYZ 3FWFSTF 1SPYZ 3FWFSTF 1SPYZ ઃఆ͕ࣗಈͰॻ͖ΘΓɺΓ͞ΕΔ ઃఆ͕ࣗಈͰॻ͖ΘΓɺ-PBE#BMBODFSʹՃ͞ΕΔ 3FWFSTF 1SPYZ ˝3FWFSTF1SPYZ͕%PXO ˝ 3FWFSTF1SPYZΛ"%% 3WFSTF1SPYZΛΓͨ͠ઃఆΛ࡞ͯ͠࠶ىಈ 3FWFSTF1SPYZΛՃͨ͠ઃఆΛ࡞ͯ͠࠶ىಈ ,74UPSF )FBMUI $IFDLJOH 4FSWJDF %JTDPWFSZ
͜Μͳײ͡Ͱઃఆͱ5FNQMBUFΛॻ͍ͯஔ͓͚ͯͩ͘͠Ͱউखʹͬͯ͘Ε·͢ʂศརʂ # cat keepavilved.conf.ctmpl virtual_server 172.1.1.1 80 { delay_loop 10
lvs_sched rr lvs_method NAT protocol TCP {{range service "reverseproxy|passing"}} real_server {{.Address}} 80 { weight 1 TCP_CHECK { connect_port 80 connect_timeout 30 } }{{end}} } $POTVM5FNQMBUF ## cat config.hcl consul { address = "127.0.0.1:8500" ssl { enabled = false } } pid_file = "/var/run/consul-template/pid" template { source = "/etc/consul-template/keepalived.conf.ctmpl" destination = “/etc/keepalived/conf.d/reverseproxy.conf" command = "sudo systemctl reload keepalived" } SFWFSTFQSPYZͷαʔϏεΛྻʹͯ͠ ͦΕΛશͯొ͠·͢ ϊʔυͷ*1ΞυϨε ஔͯ͠σʔϞϯΛSFMPBE ˝5FNQMBUF ˝$POTVM5FNQMBUFͷઃఆ ,74UPSF )FBMUI $IFDLJOH 4FSWJDF %JTDPWFSZ
$POTVMBMFSUT
$POTVMBMFSUT w (JU)VCͪ͜ΒIUUQTHJUIVCDPN"DBMFQI4UPSBHFDPOTVMBMFSUT w $POTVMͷαʔϏεϊʔυͷมԽ͕ൃੜͨ͠ࡍʹɺ.BJM4MBDLʹ௨Λͯ͘͠ΕΔ σʔϞϯ w ϚωʔδυΫϥυͰɺ4MBDL௨Λ͓ͯ͠Γ͜Μͳײ͡Ͱ௨ͯ͘͠Ε·͢ ,74UPSF
)FBMUI $IFDLJOH 4FSWJDF %JTDPWFSZ
$POTVMFYQPSUFS
$POTVM͔Βएׯ֎Ε͖ͯͯΔ͕ $POTVMFYQPSUFS
$POTVMFYQPSUFS w (JU)VCͪ͜ΒIUUQTHJUIVCDPNQSPNFUIFVTDPOTVM@FYQPSUFS w $POTVMͷαʔϏεͷঢ়ଶΛ1SPNFUIFVTʹసૹ͢ΔσʔϞϯ w ϚωʔδυΫϥυͷࢹج൫1SPNFUIFVTΛ༻͍ͯ͠·͢ͷͰɺ ϊʔυͷঢ়ଶཧͷͨΊʹ༻͍ͯ͠·͢ 1SPNFUIFVTʹ͍ͭͯɿ
ͬ͘͟Γઆ໌͢Δͱɺ༷ʑͳϝτϦΫεΛ࣌ܥྻͰ͍͍ײ͡ʹूܭɾهͰ͖ΔπʔϧͰ͢ ৄ͘͠ฐࣾVE[VSBͷ͜ͷลΓͷهࣄΛݟͯΒ͑Δͱྑ͍͔ͱࢥ͍·͢ IUUQTVE[VSBIBUFOBCMPHKQFOUSZ IUUQTTQFBLFSEFDLDPNVE[VSBNBOBHFEDMPVEXJUIQSPNFUIFVT ,74UPSF )FBMUI $IFDLJOH 4FSWJDF %JTDPWFSZ
$POTVMFYQPSUFS .FUSJD .FBOJOH DPOTVM@VQ $POTVMͷ࠷ޙͷ2VFSZ͕ޭ͔ͨ͠ DPOTVM@TFSG@MBO@NFNCFST Ϋϥελʔͷϝϯόʔ DPOTVM@DBUBMPH@TFSWJDFT Ϋϥελʔʹؚ·ΕΔαʔϏε DPOTVM@DBUBMPH@TFSWJDF@OPEF@IFBMUIZ
ϊʔυ্ͷαʔϏε͕ਖ਼ৗ͔ DPOTVM@IFBMUI@OPEF@TUBUVT ϊʔυʹؔ࿈͚ΒΕͨϔϧενΣοΫͷεςʔλε DPOTVM@IFBMUI@TFSWJDF@TUBUVT αʔϏεʹؔ࿈͚ΒΕͨϔϧενΣοΫͷεςʔλε શ෦Ͱͳ͍͕औಘͰ͖Δใ͜ͷΑ͏ͳײ͡Ͱɺ 1SPNFUIFVTଆ͔Β͜ͷΑ͏ͳײ͡Ͱ֬ೝ͢Δ͜ͱ͕Ͱ͖·͢
ଞʹ৭ʑ͍ͬͯΔ෦͋ΔΜͰ͕͢ ࠓճ࣌ؒͷ্ؔ͜͜·ͰͰɾɾɾ
·ͱΊ
$POTVMΛ͏ͱ؆୯ʹ ΫϥελʔཧΛ͢Δ͜ͱ͕Ͱ͖ͯɺ ϊʔυͷཧΛָͰ͖Δ 1.
ϩʔΧϧͷ%/4ొͷखؒ 1SPNFUIFVTͰͷϊʔυཧͷखؒͳͲ ͕Ϳ͚Δ 2.
αʔϏε୯ҐͰϔϧενΣοΫͰ͖ΔͷͰ ϊʔυͷ૿ݮରԠোݕΛ ؆୯ʹग़དྷΔ 3.
ͭ·Γ
ϚωʔδυΫϥυ $POTVMΛͬͯҰ෦ͷӡ༻Λָͯ͠·͢
͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠