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Add More Examples & Categorized in Folders & TOC
Former-commit-id: ce4d711a75a4ba08ffab075e6baa88724725885b
This commit is contained in:
Gerasimos (Makis) Maropoulos
73
_examples/examples/intermediate/sessions/database/main.go
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73
_examples/examples/intermediate/sessions/database/main.go
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package main
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import (
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"gopkg.in/kataras/iris.v6"
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"gopkg.in/kataras/iris.v6/adaptors/httprouter"
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"gopkg.in/kataras/iris.v6/adaptors/sessions"
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"gopkg.in/kataras/iris.v6/adaptors/sessions/sessiondb/redis"
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"gopkg.in/kataras/iris.v6/adaptors/sessions/sessiondb/redis/service"
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)
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func main() {
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// replace with your running redis' server settings:
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db := redis.New(service.Config{Network: service.DefaultRedisNetwork,
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Addr: service.DefaultRedisAddr,
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Password: "",
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Database: "",
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MaxIdle: 0,
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MaxActive: 0,
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IdleTimeout: service.DefaultRedisIdleTimeout,
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Prefix: "",
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MaxAgeSeconds: service.DefaultRedisMaxAgeSeconds}) // optionally configure the bridge between your redis server
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mySessions := sessions.New(sessions.Config{Cookie: "mysessionid"})
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//
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// IMPORTANT:
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//
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mySessions.UseDatabase(db)
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// the rest of the code stays the same.
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app := iris.New()
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app.Adapt(iris.DevLogger()) // enable all (error) logs
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app.Adapt(httprouter.New()) // select the httprouter as the servemux
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// Adapt the session manager we just created
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app.Adapt(mySessions)
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app.Get("/", func(ctx *iris.Context) {
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ctx.Writef("You should navigate to the /set, /get, /delete, /clear,/destroy instead")
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})
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app.Get("/set", func(ctx *iris.Context) {
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//set session values
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ctx.Session().Set("name", "iris")
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//test if setted here
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ctx.Writef("All ok session setted to: %s", ctx.Session().GetString("name"))
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})
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app.Get("/get", func(ctx *iris.Context) {
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// get a specific key, as string, if no found returns just an empty string
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name := ctx.Session().GetString("name")
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ctx.Writef("The name on the /set was: %s", name)
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})
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app.Get("/delete", func(ctx *iris.Context) {
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// delete a specific key
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ctx.Session().Delete("name")
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})
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app.Get("/clear", func(ctx *iris.Context) {
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// removes all entries
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ctx.Session().Clear()
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})
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app.Get("/destroy", func(ctx *iris.Context) {
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//destroy, removes the entire session data and cookie
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ctx.SessionDestroy()
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})
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app.Listen(":8080")
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}
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55
_examples/examples/intermediate/sessions/overview/main.go
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55
_examples/examples/intermediate/sessions/overview/main.go
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package main
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import (
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"gopkg.in/kataras/iris.v6"
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"gopkg.in/kataras/iris.v6/adaptors/httprouter"
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"gopkg.in/kataras/iris.v6/adaptors/sessions"
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)
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var (
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key = "my_sessionid"
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)
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func secret(ctx *iris.Context) {
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// Check if user is authenticated
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if auth, _ := ctx.Session().GetBoolean("authenticated"); !auth {
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ctx.EmitError(iris.StatusForbidden)
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return
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}
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// Print secret message
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ctx.WriteString("The cake is a lie!")
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}
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func login(ctx *iris.Context) {
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session := ctx.Session()
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// Authentication goes here
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// ...
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// Set user as authenticated
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session.Set("authenticated", true)
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}
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func logout(ctx *iris.Context) {
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session := ctx.Session()
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// Revoke users authentication
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session.Set("authenticated", false)
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}
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func main() {
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app := iris.New()
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app.Adapt(httprouter.New())
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// Look https://github.com/kataras/iris/tree/v6/adaptors/sessions/_examples for more features,
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// i.e encode/decode and lifetime.
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sess := sessions.New(sessions.Config{Cookie: key})
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app.Adapt(sess)
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app.Get("/secret", secret)
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app.Get("/login", login)
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app.Get("/logout", logout)
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app.Listen(":8080")
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}
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@@ -0,0 +1,79 @@
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package main
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import (
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// developers can use any library to add a custom cookie encoder/decoder.
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// At this example we use the gorilla's securecookie library:
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"github.com/gorilla/securecookie"
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"gopkg.in/kataras/iris.v6"
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"gopkg.in/kataras/iris.v6/adaptors/httprouter"
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"gopkg.in/kataras/iris.v6/adaptors/sessions"
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)
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func main() {
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app := iris.New()
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app.Adapt(iris.DevLogger()) // enable all (error) logs
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app.Adapt(httprouter.New()) // select the httprouter as the servemux
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cookieName := "mycustomsessionid"
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// AES only supports key sizes of 16, 24 or 32 bytes.
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// You either need to provide exactly that amount or you derive the key from what you type in.
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hashKey := []byte("the-big-and-secret-fash-key-here")
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blockKey := []byte("lot-secret-of-characters-big-too")
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secureCookie := securecookie.New(hashKey, blockKey)
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mySessions := sessions.New(sessions.Config{
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Cookie: cookieName,
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Encode: secureCookie.Encode,
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Decode: secureCookie.Decode,
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})
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app.Adapt(mySessions)
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// OPTIONALLY:
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// import "gopkg.in/kataras/iris.v6/adaptors/sessions/sessiondb/redis"
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// or import "github.com/kataras/go-sessions/sessiondb/$any_available_community_database"
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// mySessions.UseDatabase(redis.New(...))
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app.Adapt(mySessions) // Adapt the session manager we just created.
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app.Get("/", func(ctx *iris.Context) {
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ctx.Writef("You should navigate to the /set, /get, /delete, /clear,/destroy instead")
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})
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app.Get("/set", func(ctx *iris.Context) {
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//set session values
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ctx.Session().Set("name", "iris")
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//test if setted here
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ctx.Writef("All ok session setted to: %s", ctx.Session().GetString("name"))
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})
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app.Get("/get", func(ctx *iris.Context) {
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// get a specific key, as string, if no found returns just an empty string
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name := ctx.Session().GetString("name")
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ctx.Writef("The name on the /set was: %s", name)
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})
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app.Get("/delete", func(ctx *iris.Context) {
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// delete a specific key
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ctx.Session().Delete("name")
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})
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app.Get("/clear", func(ctx *iris.Context) {
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// removes all entries
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ctx.Session().Clear()
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})
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app.Get("/destroy", func(ctx *iris.Context) {
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//destroy, removes the entire session data and cookie
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ctx.SessionDestroy()
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}) // Note about destroy:
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//
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// You can destroy a session outside of a handler too, using the:
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// mySessions.DestroyByID
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// mySessions.DestroyAll
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app.Listen(":8080")
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}
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82
_examples/examples/intermediate/sessions/standalone/main.go
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82
_examples/examples/intermediate/sessions/standalone/main.go
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package main
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import (
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"time"
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"gopkg.in/kataras/iris.v6"
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"gopkg.in/kataras/iris.v6/adaptors/httprouter"
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"gopkg.in/kataras/iris.v6/adaptors/sessions"
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)
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func main() {
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app := iris.New()
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app.Adapt(iris.DevLogger()) // enable all (error) logs
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app.Adapt(httprouter.New()) // select the httprouter as the servemux
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mySessions := sessions.New(sessions.Config{
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// Cookie string, the session's client cookie name, for example: "mysessionid"
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//
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// Defaults to "irissessionid"
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Cookie: "mysessionid",
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// it's time.Duration, from the time cookie is created, how long it can be alive?
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// 0 means no expire.
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// -1 means expire when browser closes
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// or set a value, like 2 hours:
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Expires: time.Hour * 2,
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// the length of the sessionid's cookie's value
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CookieLength: 32,
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// if you want to invalid cookies on different subdomains
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// of the same host, then enable it
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DisableSubdomainPersistence: false,
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// want to be crazy safe? Take a look at the "securecookie" example folder.
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})
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// OPTIONALLY:
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// import "gopkg.in/kataras/iris.v6/adaptors/sessions/sessiondb/redis"
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// or import "github.com/kataras/go-sessions/sessiondb/$any_available_community_database"
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// mySessions.UseDatabase(redis.New(...))
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app.Adapt(mySessions) // Adapt the session manager we just created.
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app.Get("/", func(ctx *iris.Context) {
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ctx.Writef("You should navigate to the /set, /get, /delete, /clear,/destroy instead")
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})
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app.Get("/set", func(ctx *iris.Context) {
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//set session values
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ctx.Session().Set("name", "iris")
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//test if setted here
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ctx.Writef("All ok session setted to: %s", ctx.Session().GetString("name"))
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})
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app.Get("/get", func(ctx *iris.Context) {
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// get a specific key, as string, if no found returns just an empty string
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name := ctx.Session().GetString("name")
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ctx.Writef("The name on the /set was: %s", name)
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})
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app.Get("/delete", func(ctx *iris.Context) {
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// delete a specific key
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ctx.Session().Delete("name")
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})
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app.Get("/clear", func(ctx *iris.Context) {
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// removes all entries
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ctx.Session().Clear()
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})
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app.Get("/destroy", func(ctx *iris.Context) {
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//destroy, removes the entire session data and cookie
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ctx.SessionDestroy()
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})
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// Note about Destroy:
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//
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// You can destroy a session outside of a handler too, using the:
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// mySessions.DestroyByID
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// mySessions.DestroyAll
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app.Listen(":8080")
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}
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