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Add caching

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This commit is contained in:
Alex Myasoedov 2018-02-24 13:06:48 -05:00
parent df65ad18c1
commit 79a7a4eef8
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GPG key ID: D261413C245982F0
4 changed files with 35 additions and 14 deletions
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1
.gitignore vendored
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@ -26,3 +26,4 @@ slides/
main main
node_modules node_modules
hacker-slides hacker-slides
vendor/

20
glide.lock generated
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@ -1,5 +1,5 @@
hash: 28df98214117e374782469412ff3b544502b6bdb218592cdd36eb73870ef7df5 hash: 0e3d28470984716f7203fe14687de6123130847959243865dd98b14def60cce9
updated: 2018-02-12T17:19:10.669586-05:00 updated: 2018-02-24T13:05:48.213797-05:00
imports: imports:
- name: github.com/atrox/haikunatorgo - name: github.com/atrox/haikunatorgo
version: a67e32b6e89f0f2d91d81d300787fc01ca0dfd86 version: a67e32b6e89f0f2d91d81d300787fc01ca0dfd86
@ -17,7 +17,7 @@ imports:
- internal - internal
- redis - redis
- name: github.com/gin-contrib/sessions - name: github.com/gin-contrib/sessions
version: cccdeef56346e7037ca92de250c2b55ef5e7ffe3 version: fda3be6efa2da56e31a1a72bffd65279191e8009
- name: github.com/gin-contrib/sse - name: github.com/gin-contrib/sse
version: 22d885f9ecc78bf4ee5d72b937e4bbcdc58e8cae version: 22d885f9ecc78bf4ee5d72b937e4bbcdc58e8cae
- name: github.com/gin-gonic/gin - name: github.com/gin-gonic/gin
@ -34,7 +34,11 @@ imports:
- name: github.com/gorilla/securecookie - name: github.com/gorilla/securecookie
version: e59506cc896acb7f7bf732d4fdf5e25f7ccd8983 version: e59506cc896acb7f7bf732d4fdf5e25f7ccd8983
- name: github.com/gorilla/sessions - name: github.com/gorilla/sessions
version: 6ba88b7f1c1e2c8298ec7fb2efda9ee411375c80 version: 7087b4d669d1bc3da42fb4e2eda73ae139a24439
- name: github.com/hashicorp/golang-lru
version: 0fb14efe8c47ae851c0034ed7a448854d3d34cf3
subpackages:
- simplelru
- name: github.com/kidstuff/mongostore - name: github.com/kidstuff/mongostore
version: 256d65ac5b0e35e7c5ebb3f175c0bed1e5c2b253 version: 256d65ac5b0e35e7c5ebb3f175c0bed1e5c2b253
- name: github.com/mattn/go-isatty - name: github.com/mattn/go-isatty
@ -42,15 +46,15 @@ imports:
- name: github.com/Sirupsen/logrus - name: github.com/Sirupsen/logrus
version: d682213848ed68c0a260ca37d6dd5ace8423f5ba version: d682213848ed68c0a260ca37d6dd5ace8423f5ba
- name: github.com/ugorji/go - name: github.com/ugorji/go
version: b5b949564861e43a03568a0b134c135cf318e5c8 version: 16f09ef744fd4227190f626f14cfdefb14362b3b
subpackages: subpackages:
- codec - codec
- name: golang.org/x/crypto - name: golang.org/x/crypto
version: 9de5f2eaf759b4c4550b3db39fed2e9e5f86f45c version: 49796115aa4b964c318aad4f3084fdb41e9aa067
subpackages: subpackages:
- ssh/terminal - ssh/terminal
- name: golang.org/x/sys - name: golang.org/x/sys
version: 37707fdb30a5b38865cfb95e5aab41707daec7fd version: 88d2dcc510266da9f7f8c7f34e1940716cab5f5c
subpackages: subpackages:
- unix - unix
- windows - windows
@ -64,7 +68,7 @@ imports:
- internal/sasl - internal/sasl
- internal/scram - internal/scram
- name: gopkg.in/yaml.v2 - name: gopkg.in/yaml.v2
version: d670f9405373e636a5a2765eea47fac0c9bc91a4 version: 7f97868eec74b32b0982dd158a51a446d1da7eb5
testImports: testImports:
- name: github.com/franela/goblin - name: github.com/franela/goblin
version: 74c9fe110d4bfd04c222a089a309e0a97e258534 version: 74c9fe110d4bfd04c222a089a309e0a97e258534

1
glide.yaml
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@ -7,6 +7,7 @@ import:
- package: github.com/gin-contrib/sessions - package: github.com/gin-contrib/sessions
- package: github.com/gin-gonic/gin - package: github.com/gin-gonic/gin
version: ^1.2.0 version: ^1.2.0
- package: github.com/hashicorp/golang-lru
testImport: testImport:
- package: github.com/franela/goblin - package: github.com/franela/goblin
version: ^0.0.1 version: ^0.0.1

23
main.go
View file

@ -12,6 +12,7 @@ import (
haikunator "github.com/atrox/haikunatorgo" haikunator "github.com/atrox/haikunatorgo"
"github.com/gin-contrib/sessions" "github.com/gin-contrib/sessions"
"github.com/gin-gonic/gin" "github.com/gin-gonic/gin"
cache "github.com/hashicorp/golang-lru"
"github.com/msoedov/hacker-slides/auth" "github.com/msoedov/hacker-slides/auth"
"github.com/msoedov/hacker-slides/files" "github.com/msoedov/hacker-slides/files"
) )
@ -27,6 +28,10 @@ func NewApp() *gin.Engine {
r := gin.Default() r := gin.Default()
store := sessions.NewCookieStore([]byte("secret")) store := sessions.NewCookieStore([]byte("secret"))
arc, err := cache.NewARC(10)
if err != nil {
log.Fatalf("Failied to allocate cache %#v", err)
}
r.Use(sessions.Sessions(sessionHeader, store)) r.Use(sessions.Sessions(sessionHeader, store))
r.Use(auth.BasicAuth()) r.Use(auth.BasicAuth())
@ -100,11 +105,20 @@ func NewApp() *gin.Engine {
return return
} }
var slide string
cached, ok := arc.Get(path)
if ok {
slide = string(cached.([]byte))
} else {
body, err := ioutil.ReadFile(path) body, err := ioutil.ReadFile(path)
if err != nil { if err != nil {
panic(err) log.Errorf("Failied to read file %#v", err)
c.Abort()
return
} }
c.String(200, string(body)) slide = string(body)
}
c.String(200, slide)
}) })
r.PUT("/slides.md", func(c *gin.Context) { r.PUT("/slides.md", func(c *gin.Context) {
@ -113,11 +127,12 @@ func NewApp() *gin.Engine {
return return
} }
body, _ := ioutil.ReadAll(c.Request.Body) body, _ := ioutil.ReadAll(c.Request.Body)
ioutil.WriteFile(path, body, 0644) arc.Add(path, body)
go ioutil.WriteFile(path, body, 0644)
log.WithFields(log.Fields{ log.WithFields(log.Fields{
"size": len(body), "size": len(body),
"file": path, "file": path,
}).Info("Wrote to file") }).Info("Async wrote to file")
c.String(200, "") c.String(200, "")
}) })