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Jérome Perrin
gitlab-ce
Commits
ea35b119
Commit
ea35b119
authored
Apr 04, 2017
by
Achilleas Pipinellis
Browse files
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Merge branch 'sh-add-polling-images' into 'master'
Add long polling diagrams See merge request !10270
parents
97313fdd
0d314840
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doc/development/img/cache-hit.svg
doc/development/img/cache-hit.svg
+21
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doc/development/img/cache-miss.svg
doc/development/img/cache-miss.svg
+24
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doc/development/polling.md
doc/development/polling.md
+3
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No files found.
doc/development/img/cache-hit.svg
0 → 100644
View file @
ea35b119
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doc/development/img/cache-miss.svg
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ea35b119
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x1=
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Client
</tspan></text></g></g><g><rect
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height=
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class=
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style=
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Rails
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x=
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EtagCaching
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width=
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class=
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style=
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Redis
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GET /projects/5/pipelines
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GET /projects/5/pipelines
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x2=
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read(key = 'GET
<
Etag
>
')
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cache miss
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x=
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write('
<
New Etag
>
')
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GET /projects/5/pipelines
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x2=
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></rect><text
x=
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y=
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class=
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style=
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JSON response w/ ETag
</tspan></text></g></g></g><g
id=
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id=
"mscgen_js-svg-__svg__watermark"
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\ No newline at end of file
doc/development/polling.md
View file @
ea35b119
...
...
@@ -22,6 +22,9 @@ Instead you should use polling mechanism with ETag caching in Redis.
## How it works
![
Cache miss
](
img/cache-miss.svg
)
![
Cache hit
](
img/cache-hit.svg
)
1.
Whenever a resource changes we generate a random value and store it in
Redis.
1.
When a client makes a request we set the
`ETag`
response header to the value
...
...
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