mirror of https://github.com/gin-gonic/gin.git
Adds more samples in README
- Goroutines inside a request - Basic HTTP authorization
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README.md
85
README.md
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@ -11,7 +11,7 @@ Gin is a web framework written in Golang. It features a martini-like API with mu
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Yes, Gin is an internal project of [my](https://github.com/manucorporat) upcoming startup. We developed it and we are going to continue using and improve it.
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Yes, Gin is an internal project of [my](https://github.com/manucorporat) upcoming startup. We developed it and we are going to continue using and improve it.
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##Roadmap
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##Roadmap for v0.2
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- Performance improments, reduce allocation and garbage collection overhead
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- Performance improments, reduce allocation and garbage collection overhead
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- Fix bugs
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- Fix bugs
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- Ask our designer for a cool logo
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- Ask our designer for a cool logo
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@ -26,12 +26,13 @@ Yes, Gin is an internal project of [my](https://github.com/manucorporat) upcomin
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## Start using it
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## Start using it
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Run:
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Obviously, you need to have Git and Go! already installed to run Gin.
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Run this in your terminal
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```
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```
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go get github.com/gin-gonic/gin
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go get github.com/gin-gonic/gin
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```
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```
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Then import it in your Golang code:
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Then import it in your Go! code:
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```
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```
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import "github.com/gin-gonic/gin"
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import "github.com/gin-gonic/gin"
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@ -67,6 +68,7 @@ func main() {
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r.PUT("/somePut", putting)
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r.PUT("/somePut", putting)
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r.DELETE("/someDelete", deleting)
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r.DELETE("/someDelete", deleting)
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r.PATCH("/somePatch", patching)
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r.PATCH("/somePatch", patching)
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r.HEAD("/someHead", head)
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r.OPTIONS("/someOptions", options)
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r.OPTIONS("/someOptions", options)
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// Listen and server on 0.0.0.0:8080
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// Listen and server on 0.0.0.0:8080
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@ -86,6 +88,13 @@ func main() {
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c.String(200, message)
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c.String(200, message)
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})
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})
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r.GET("/user/:name/:action", func(c *gin.Context) {
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name := c.Params.ByName("name")
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action := c.Params.ByName("action")
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message := name + " is " + action
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c.String(200, message)
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})
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// Listen and server on 0.0.0.0:8080
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// Listen and server on 0.0.0.0:8080
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r.Run(":8080")
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r.Run(":8080")
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}
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}
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@ -309,8 +318,78 @@ func main() {
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}
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}
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```
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```
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#### Using BasicAuth() middleware
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```go
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func main() {
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r := gin.Default()
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// note than: type gin.H map[string]interface{}
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secrets := gin.H{
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"foo": gin.H{"email": "foo@bar.com", "phone": "123433"},
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"austin": gin.H{"email": "austin@example.com", "phone": "666"},
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"lena": gin.H{"email": "lena@guapa.com", "phone": "523443"}
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}
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authorized := r.Group("/admin", gin.BasicAuth(gin.Accounts{
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"foo": "bar",
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"austin": "1234",
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"lena": "hello2",
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"manu": "4321"
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}
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authorized.GET("/secrets", func(c *gin.Context) {
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// get user, it was setted by the BasicAuth middleware
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user := c.GET(gin.AuthUserKey).(string)
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if secret, ok := secrets[user]; ok {
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c.JSON(200, gin.H{
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"user": user,
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"secret": secret
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}
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} else {
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c.JSON(200, gin.H{
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"user": user,
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"secret": "NO SECRET :("
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}
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}
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}
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// hit "localhost:8080/admin/secrets
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// Listen and server on 0.0.0.0:8080
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r.Run(":8080")
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}
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```
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#### Goroutines inside a middleware
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When starting inside a middleware or handler, you **SHOULD NOT** use the original context inside it, you have to use a read-only copy.
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```go
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func main() {
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r := gin.Default()
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r.GET("/long_async", func(c *gin.Context) {
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// create copy to be used inside the goroutine
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c_cp := c.Copy()
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go func() {
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// simulate a long task with time.Sleep(). 5 seconds
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time.Sleep(5 * time.Second)
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// note than you are using the copied context "c_cp", IMPORTANT
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log.Println("Done! in path " + c_cp.Req.URL.Path)
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}()
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})
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r.GET("/long_sync", func(c *gin.Context) {
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// simulate a long task with time.Sleep(). 5 seconds
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time.Sleep(5 * time.Second)
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// since we are NOT using a goroutine, we do not have to copy the context
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log.Println("Done! in path " + c.Req.URL.Path)
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})
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// Listen and server on 0.0.0.0:8080
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r.Run(":8080")
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}
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```
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#### Custom HTTP configuration
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#### Custom HTTP configuration
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