Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Speaker Deck
PRO
Sign in
Sign up
for free
Terraform at Wantedly
Daisuke Fujita
August 05, 2015
Technology
15
9.6k
Terraform at Wantedly
HashiCorp Tools Meetup #hashi_wantedly での発表資料です。
Daisuke Fujita
August 05, 2015
Tweet
Share
More Decks by Daisuke Fujita
See All by Daisuke Fujita
dtan4
0
100
dtan4
4
4.9k
dtan4
3
3.2k
dtan4
1
1.6k
dtan4
24
10k
dtan4
6
6.4k
dtan4
19
3.5k
dtan4
1
6.8k
dtan4
1
2.7k
Other Decks in Technology
See All in Technology
tosh2230
3
320
lmi
3
1.2k
tnmt
3
260
simosako
1
150
inductor
1
140
viva_tweet_x
1
440
will03
0
100
uzabasetech
2
740
harshbothra
0
150
tenjuu99
1
300
hololab
0
190
leaner_tech
0
1.2k
Featured
See All Featured
skipperchong
8
720
sstephenson
145
12k
samlambert
237
10k
shpigford
165
19k
edds
56
9.4k
marcelosomers
221
15k
reverentgeek
167
7.3k
thoeni
3
610
chrislema
231
16k
reverentgeek
27
2k
iamctodd
19
2k
addyosmani
311
21k
Transcript
TERRAFORM at WANTEDLY 2015-08-05 HashiCorp Tools Meetup @dtan4
Daisuke Fujita @dtan4 Πϯλʔϯ @ΠϯϑϥνʔϜ
None
HashiCorp in Wantedly Terraform Vagrant Packer
ࠓ͢͜ͱ Wantedly Ͱͷ Terraform ӡ༻ࣄྫ
Terraform flow @ Wantedly since May 2015
Terraform Ͱཧ͍ͯ͠Δ 27 resource types aws_customer_gateway aws_db_instance aws_db_security_group aws_db_subnet_group aws_elasticache_cluster
aws_elasticache_subnet_group aws_elb aws_iam_group aws_iam_group_membership aws_iam_group_policy aws_iam_role aws_iam_role_policy aws_iam_user aws_iam_user_policy aws_instance aws_internet_gateway aws_network_acl aws_route_table aws_route_table_association aws_s3_bucket aws_security_group aws_subnet aws_vpc aws_vpn_connection aws_vpn_connection_route aws_vpn_gateway dnsimple_record
Terraform Ͱཧ͍ͯ͠Δ AWS 199 DNSimple 155 354 resources
Terraform ڥ GitHub wercker S3 remote backend Vagrant CoreOS Docker
quay.io/wantedly/terraform 3FNPUF -PDBM
Terraform flow Terraform ίʔυΛॻ͍ͯ Pull Request Λग़͢
Terraform flow Terraform ίʔυΛॻ͍ͯ Pull Request Λग़͢
Terraform flow CI Ͱςετ (terraform plan) ͕Δ
Terraform flow CI Ͱςετ (terraform plan) ͕Δ
Terraform flow ΠϯϑϥνʔϜ͕ϨϏϡʔͯ͠ Merge
Terraform flow CI Ͱ࣮ڥͷద༻ (terraform apply) ͕ߦΘΕΔ
Terraform flow CI Ͱ࣮ڥͷద༻ (terraform apply) ͕ߦΘΕΔ
e.g. DNS ϨίʔυՃ
e.g. IAM ϢʔβՃ
e.g. GitHub ্Ͱ֬ೝͰ͖ͯศར
Terraform ಋೖͷաఔ
ಋೖͨ͠ܦҢ • Management Console ϙνϙνۀ͔Βͷ٫ • ΠϯϑϥνʔϜͷ࡞ۀूத͔Βͷ٫ • ߏங࡞ۀͷཤྺΛ͍ͨ͠ •
ϦιʔεҰཡΛ ͩΕͰ؆୯ʹݟΒΕΔΑ͏ʹ͍ͨ͠ • ϦιʔεෳΛָʹ͍ͨ͠
Ұ͔ΒΠϯϑϥߏஙϦϓϨʔεͰͳ͘ɺ ͍·ಈ͍͍ͯΔΠϯϑϥϦιʔε ΛίʔυԽ͍ͨ͠
ݱߦڥͷ Terraform ಋೖ https://github.com/hashicorp/terraform/issues/581
ݱߦڥͷ Terraform ಋೖ https://github.com/hashicorp/terraform/issues/581 طଘϦιʔεͷ Terraform ίʔυԽ ࣮͞Ε͍ͯͳ͍
ݱߦڥͷ Terraform ಋೖ ex: hoge ͱ͍͏ S3 bucket ͕͋ͬͨͱ͖ resource
"aws_s3_bucket" "hoge" { bucket = "hoge" acl = "private" } { "version": 1, "serial": 1, "modules": { "path": [ "root" ], "outputs": { }, "resources": { "aws_s3_bucket.hoge": { "type": "aws_s3_bucket", "primary": { "id": "hoge", "attributes": { "acl": "private", "bucket": "hoge", "id": "hoge" } } } } } } TUG UFSSBGPSNUGTUBUF
ݱߦڥͷ Terraform ಋೖ ex: hoge ͱ͍͏ S3 bucket ͕͋ͬͨͱ͖ resource
"aws_s3_bucket" "hoge" { bucket = "hoge" acl = "private" } { "version": 1, "serial": 1, "modules": { "path": [ "root" ], "outputs": { }, "resources": { "aws_s3_bucket.hoge": { "type": "aws_s3_bucket", "primary": { "id": "hoge", "attributes": { "acl": "private", "bucket": "hoge", "id": "hoge" } } } } } } TUG UFSSBGPSNUGTUBUF tfstate (JSON) ਓྗͰॻ͘ͷݫ͍͠
Export existing AWS resources to Terraform style (tf, tfstate) dtan4/terraforming
Terraforming • طଘͷ AWS / DNSimple Ϧιʔε͔Β Terraform ͷίʔυ (tf,
tfstate) Λੜ͢Δ ίϚϯυϥΠϯπʔϧ • 24छྨͷ AWS ϦιʔεʹରԠ • Wantedly ͷ Terraform ίʔυͷେΛੜ • Issue & Pull Request ͓·ͪͯ͠·͢ʂ dtan4/terraforming $ gem install terraforming # or $ docker pull quay.io/dtan4/terraforming
Terraforming • S3 buckets ͷ tf Λੜ • S3 buckets
ͷ tfstate Λੜ • S3 buckets ͷ tfstate Λੜ͠ɺ طଘͷ terraform.tfstate ͱϚʔδ $ terraforming s3 $ terraforming s3 --tfstate \ --merge=/path/to/terraform.tfstate $ terraforming s3 --tfstate dtan4/terraforming
http://qiita.com/dtan4/items/345c56281ab0e87d6646
ૺ۰ͨ͠
terraform plan ͕৴༻ग़དྷͳ͍ • HCL ͷγϯλοΫενΣοΫͱ Terraform ύϥϝʔλͷνΣοΫͷΈɺ API ͷ
dry-run ͠ͳ͍ • terraform plan ͕௨ͬͯɺύϥϝʔλ͕ AWS తʹෆਖ਼Ͱ terraform apply ʹࣦഊ͢Δ • CI Ͱʮςετʯ͍ͯ͠Δҙຯ͕…
terraform plan ͕৴༻ग़དྷͳ͍ • AWS ͷυΩϡϝϯτಡ·ͳ͍ͱ͍͚ͳ͍ • terraform apply ࣦഊͯ͠ϦΧόϦͰ͖Δ
ΈΛ࡞Δ • खݩͰ apply Ͱ͖Δڥ
ELB ԼͷΠϯελϯε͕ ҙਤͤͣஔ͖ΘΔ • Terraform ͷ ELB resource Δ͢ΠϯελϯεΛ໌ࣔతʹॻ͘ඞཁ͋Γ
• Wantedly ͰࣗલπʔϧͰ Πϯελϯεͷ૿ݮɺELB ͷΔ͠Λߦ͏ • Terraform ίʔυͱ࣮ࡍͷڥʹࠩҟ͕ग़Δ
ELB ԼͷΠϯελϯε͕ ҙਤͤͣஔ͖ΘΔ • සൟʹΠϯελϯε͕ஔ͖ΘΔ ELB Terraform Ͱཧ͠ͳ͍͜ͱʹͨ͠ •
֎෦Ͱಈతͳมߋ͕͋Γ͏ΔϦιʔε ͋͑ͯཧ͠ͳ͍
IAM ϢʔβআͰࣦഊ • IAM ϢʔβࣗମΛফ͢લʹΫϨσϯγϟϧ ϩάΠϯϓϩϑΝΠϧΛফ͢ඞཁ͕͋Δ • Terraform ͦΜͳͷ͓ߏ͍ͳ͠ʹ delete-user
͠Α͏ͱ͢Δ • खಈͰґଘϦιʔεΛফ্ͨ͠Ͱ apply http://docs.aws.amazon.com/ja_jp/IAM/latest/UserGuide/Using_DeletingUserFromAccount.html
·ͱΊ
·ͱΊ • Wantedly ͷΠϯϑϥ Terraform Ͱཧ͞Ε͍ͯ·͢ʂ • ݱߦΠϯϑϥΛ Terraform Ͱཧ͢ΔͨΊʹ
Terraforming ͱ͍͏πʔϧΛ։ൃ͠·ͨ͠ • ͯ͢Λ Terraform ʹ͖ͤͬΓʹ͠ͳ͍