1.
" API " Pixela
in
-2018 Winter-
a-know / @a_know /
1

2.
4
4 @a_know / id:a-know
4
4
4 Mackerel
4 Customer Reliability
Engineer CRE
4 Web
2

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5.
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" API " Pixela
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8

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Yes, GitHub Contributions Graph!!
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10.
......
4 commit GitHub push
4
4 GitHub :
4 " "
4 " " = " "
10

11.
" "
4 "
"
4 " " " "
11

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GitHub ...
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" "
commit
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4 Pixela
4 https://pixe.la/
4
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" "
10 11 12 1 2 3 4 5 6 7 8 9 10
0 +
1. 1 " "
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10 11 12 1 2 3 4 5 6 7 8 9 10
-
0
+
2. kg " "
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10 11 12 1 2 3 4 5 6 7 8 9 10
0 +
shibafu ( ) / sora ( ) / momiji ( ) / ichou ( ) / ajisai ( ) / kuro ( )
17

18.
Pixela "Web API "
4 Pixela Web API "API "
4
18

19.
curl -X POST https://pixe.la/v1/users -d
'{"token":"thisissecret", "username":"okayama-taro",
"agreeTermsOfService":"yes", "notMinor":"yes"}'
curl -X POST https://pixe.la/v1/users/okayama-taro/
graphs -H 'X-USER-TOKEN:thisissecret' -d '{"id":"test-
graph","name":"graph-
name","unit":"commit","type":"int","color":"shibafu"}'
curl -X POST https://pixe.la/v1/users/okayama-taro/graphs/
test-graph -H 'X-USER-TOKEN:thisissecret' -d
'{"date":"20181015","quantity":"5"}'
19

20.
"Web API "
4 Amazon
Dash
4
4
4 OK
Google
4
20

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22.
22

23.
23

24.
Mashup Awards 2018 API
24

25.
Pixela " "
25

26.
4 GCP Google Cloud Platform
GAE Google App Engine
4 Google App Engine ? | App
Engine | Google Cloud
4 PaaS
4 Java PHP Go
4
26

27.
Google App Engine
4
4 Go
msec
4
4
27

28.
Google App Engine
4
4
4
4 30
4
4 gVisor GAE
2nd generation !!
28

29.
Google App Engine
4 GAE
4
4 GAE
4
4 a-know
4 GAE 2009 4,5
29

30.
4 Go
4 Go
4
4
4 go.mercari.io/datastore
github.com/go-chi/chi
4
Go
30

31.
4 Go
4 65%
4 CI
31

32.
4 GAE
Datastore Appengine Datastore
4 Key-Value-Store
4 GAE
4
4
Datastore GAE ...
32

33.
Datastore
4
4 key entity
4 Strong Consistency
4 key
33

34.
Datastore
4
4
entity
4
4
Eventual Consistency ...
34

35.
Datastore
4 entity
4 Ancestor Query
Strong Consistency
35

36.
Pixela Datastore
4 Pixela
4 Pixela entity User / Graph / Pixel
4
4 Ancestor Query
36

37.
Pixela Datastore
4 Pixela 1 Pixel
API
4 Pixel yyyyMMdd
4 1 Pixel
getMulti()
4
37

38.
Datastore
4 GAE memcache
4 memcache
memcache
38

39.
4
4 Bootstrap @ wrapbootstrap
4 makowis
39

40.
4 Mackerel
4 mackerel-agent
4 GAE ...
4 GAE
GCP
40

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41

42.
4 Mackerel
4 memcache stats
4 total item / hit / miss
4 KPI
4 " "
4 API http
4 GET / POST / PUT / DELETE
42

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45.
4 GDPR
45

46.
PR YAPC::Tokyo 2019
4 GDPR YAPC::Tokyo 2019
4
46

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48.
4
4
4
4 GDPR
48

49.
https://pixe.la/
49