set params in context

api/mongo.go

@@ -13,6 +13,7 @@ import (
 	"time"
 
 	"git.eugeniocarvalho.dev/eugeniucarvalho/apicodegen/api/errs"
+	"github.com/davecgh/go-spew/spew"
 	iriscontext "github.com/kataras/iris/v12/context"
 	"go.mongodb.org/mongo-driver/bson"
 	"go.mongodb.org/mongo-driver/bson/primitive"
@@ -170,6 +171,9 @@ func (t *Mongo) Ready() *BehaviorSubjectStruct {
 }
 
 func (t *Mongo) Init() (err error) {
+	defer func(){
+		spew.Dump(err)
+	}()
 
 	fmt.Printf("Connection string '%s'", t.Config)
 	clientOpts := options.Client().ApplyURI(t.Config)
@@ -177,17 +181,21 @@ func (t *Mongo) Init() (err error) {
 	if t.Credential != nil {
 		clientOpts.SetAuth(*t.Credential)
 	}
+	connectContext, _ := context.WithTimeout(context.Background(), 10*time.Second)
 	// if t.client, err = mongo.NewClient(setOptions); err != nil {
-	if t.client, err = mongo.Connect(context.TODO(), clientOpts); err != nil {
+	if t.client, err = mongo.Connect(
+		connectContext,
+		clientOpts,
+	); err != nil {
 		return
 	}
 
-	ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
-	defer cancel()
+	// ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
+	// defer cancel()
 
-	if err = t.client.Connect(ctx); err != nil {
-		return
-	}
+	// if err = t.client.Connect(ctx); err != nil {
+	// 	return
+	// }
 
 	t.Ready().Next(true)
 

api/sse/hub.go

@@ -7,7 +7,6 @@ import (
 	"time"
 
 	"git.eugeniocarvalho.dev/eugeniucarvalho/apicodegen/api/errs"
-	"github.com/davecgh/go-spew/spew"
 	"github.com/gomodule/redigo/redis"
 	context "github.com/kataras/iris/v12/context"
 )
@@ -19,12 +18,12 @@ type Event struct {
 }
 
 type ChannelClient struct {
-	Context context.Context
-	Flusher http.Flusher
+	// Context context.Context
+	Flusher  http.Flusher
+	Response http.ResponseWriter
+	Request  *http.Request
 }
 
-// type  *event
-
 type Channel struct {
 	ID      string
 	Clients map[*ChannelClient]bool
@@ -39,17 +38,24 @@ func (channel *Channel) AddClient(client *ChannelClient) {
 }
 
 func (channel *Channel) Emit(event *Event) {
-	defer func ()  {
-		if err := recover(); err != nil {
-			fmt.Printf("//--------------------\n%s\n-----------------//", err)
-			spew.Dump(err)
-		}
-	}()
+
+	var (
+		err error
+	)
 	for client := range channel.Clients {
+
 		if event.Kind != "" {
-			client.Context.Writef("event: %s\n", event.Kind)
+			if _, err = fmt.Fprintf(client.Response, "event: %s\n", event.Kind); err != nil {
+				fmt.Println(fmt.Sprintf("%+v", err))
+				continue
+			}
 		}
-		client.Context.Writef("data: %s\n\n", event.Payload)
+
+		if _, err = fmt.Fprintf(client.Response, "data: %s\n\n", event.Payload); err != nil {
+			fmt.Println(fmt.Sprintf("%+v", err))
+			continue
+		}
+
 		client.Flusher.Flush()
 	}
 }
@@ -145,18 +151,19 @@ func (hub *SSEHub) Dispatch(event *Event, channels ...string) {
 func (hub *SSEHub) UpgradeConnection(ctx context.Context, channelId string) (err *errs.Error) {
 
 	var (
-		conn    = hub.RedisPool.Get()
-		payload string
-		count   int
-		// ok, closed bool
+		conn     = hub.RedisPool.Get()
+		payload  string
+		count    int
 		ok       bool
 		redisErr error
 		flusher  http.Flusher
+		response = ctx.ResponseWriter().Naive()
+		request  = ctx.Request()
 	)
 
 	defer conn.Close()
 
-	if flusher, ok = ctx.ResponseWriter().Flusher(); !ok {
+	if flusher, ok = response.(http.Flusher); !ok {
 		err = errs.HTTPVersionNotSupported().Details(&errs.Detail{
 			Dominio:      "",
 			Reason:       "Streaming unsupported",
@@ -166,12 +173,6 @@ func (hub *SSEHub) UpgradeConnection(ctx context.Context, channelId string) (err
 		return
 	}
 
-	// Each connection registers its own message channel with the Broker's connections registry.
-	// messageChan := make(chan []byte)
-
-	// Signal the broker that we have a new connection.
-	// hub.newClients <- messageChan
-
 	if _, redisErr = redis.Int(conn.Do("HSET", hub.ChannelCollection, channelId, true)); redisErr != nil {
 		err = errs.Internal().Details(&errs.Detail{
 			Dominio:      "",
@@ -182,20 +183,34 @@ func (hub *SSEHub) UpgradeConnection(ctx context.Context, channelId string) (err
 		return
 	}
 
+	header := response.Header()
+	header.Set("Access-Control-Allow-Origin", "*")
+	header.Set("Content-Type", "text/event-stream")
+	header.Set("Cache-Control", "no-cache")
+	header.Set("Connection", "keep-alive")
+
+	flusher.Flush()
+
 	client := &ChannelClient{
-		Flusher: flusher,
-		Context: ctx,
+		Flusher:  flusher,
+		Response: response,
+		Request:  request,
 	}
 
 	channel := hub.GetChannel(channelId)
 	channel.AddClient(client)
 
 	finalizeMain := make(chan bool)
-	finalizePing := make(chan bool)
+	// finalizePing := make(chan bool)
 	finalized := false
 
 	// Listen to connection close and when the entire request handler chain exits(this handler here) and un-register messageChan.
-	ctx.OnClose(func() {
+
+	notify := response.(http.CloseNotifier).CloseNotify()
+
+	go func() {
+		<-notify
+		fmt.Println("SSE request end")
 		defer func() {
 			// recover from panic caused by writing to a closed channel
 			recover()
@@ -213,54 +228,39 @@ func (hub *SSEHub) UpgradeConnection(ctx context.Context, channelId string) (err
 		redis.Int(conn.Do("HDEL", hub.ChannelCollection, channelId))
 		// closesd = true
 		finalizeMain <- finalized
-		finalizePing <- finalized
+		// finalizePing <- finalized
 		channel.RemoveClient(client)
-	})
-
-	// Set the headers related to event streaming, you can omit the "application/json" if you send plain text.
-	// If you develop a go client, you must have: "Accept" : "application/json, text/event-stream" header as well.
-	ctx.ContentType("text/event-stream")
-	// ctx.Header("Access-Control-Allow-Origin", "*")
-	ctx.Header("Cache-Control", "no-cache")
-	ctx.Header("Connection", "keep-alive")
-	ctx.ResponseWriter().Header().Set("Access-Control-Allow-Origin", "*")
-
-	flusher.Flush()
-	// ctx.Request().Response.Header.Set("Access-Control-Allow-Origin", "*")
-
-	// Block waiting for messages broadcast on this connection's messageChan.
-	// check notification in redis
-	// go func() {
+	}()
 
-	// ctx.Application().Logger().Warnf("init.notification.loop %v", closesd)
 	// Essa thread dispara um ping para manter a conexão ativa com o client
-	go func() {
-		ticker := time.NewTicker(3 * time.Second)
-		defer ticker.Stop()
-
-		for {
-			select {
-			case <-ticker.C:
-				// ctx.Application().Logger().Warnf("init.notification.loop 2s")
-				// flusher.Flush()
-
-			case <-finalizePing:
-				// ctx.Application().Logger().Warnf("finalize init.notification.loop 2s")
-				close(finalizePing)
-				return
-			}
-		}
-	}()
+	// go func() {
+	// 	ticker := time.NewTicker(3 * time.Second)
+	// 	defer ticker.Stop()
+
+	// 	for {
+	// 		select {
+	// 		case <-ticker.C:
+	// 			// ctx.Application().Logger().Warnf("init.notification.loop 2s")
+	// 			// flusher.Flush()
+
+	// 		case <-finalizePing:
+	// 			// ctx.Application().Logger().Warnf("finalize init.notification.loop 2s")
+	// 			close(finalizePing)
+	// 			return
+	// 		}
+	// 	}
+	// }()
 
 	ticker5Second := time.NewTicker(5 * time.Second)
 	defer ticker5Second.Stop()
 
+	flusher.Flush()
+
 reset:
 	for {
 		select {
 		case <-ticker5Second.C:
-			ctx.Application().Logger().Warnf("init.notification.loop 5s")
-
+			// ctx.Application().Logger().Warnf("init.notification.loop 5s")
 			if count, redisErr = redis.Int(conn.Do("LLEN", channelId)); count == 0 || redisErr != nil {
 				continue reset
 			}
@@ -272,8 +272,6 @@ reset:
 				} else {
 					event := &Event{}
 					json.Unmarshal([]byte(payload), event)
-
-					fmt.Println("emit event ", event)
 					channel.Emit(event)
 					break
 				}
@@ -284,7 +282,47 @@ reset:
 			close(finalizeMain)
 			return
 		}
-
 	}
 	return
 }
+
+// ctx.OnClose(func() {
+// 	defer func() {
+// 		// recover from panic caused by writing to a closed channel
+// 		recover()
+// 		return
+// 	}()
+
+// 	if finalized {
+// 		return
+// 	}
+
+// 	finalized = true
+// 	// ctx.Application().Logger().Infof("notification.channel.disconect(%s)", channelId)
+// 	// Remove this client from the map of connected clients
+// 	// when this handler exits.
+// 	redis.Int(conn.Do("HDEL", hub.ChannelCollection, channelId))
+// 	// closesd = true
+// 	finalizeMain <- finalized
+// 	finalizePing <- finalized
+// 	channel.RemoveClient(client)
+// })
+
+// Set the headers related to event streaming, you can omit the "application/json" if you send plain text.
+// If you develop a go client, you must have: "Accept" : "application/json, text/event-stream" header as well.
+// header := ctx.ResponseWriter().Header()
+// header.Set("Access-Control-Allow-Origin", "*")
+// header.Set("Content-Type", "text/event-stream")
+// header.Set("Cache-Control", "no-cache")
+// header.Set("Connection", "keep-alive")
+// ctx.ContentType("text/event-stream")
+// ctx.Header("Cache-Control", "no-cache")
+// ctx.Header("Connection", "keep-alive")
+
+// ctx.Request().Response.Header.Set("Access-Control-Allow-Origin", "*")
+
+// Block waiting for messages broadcast on this connection's messageChan.
+// check notification in redis
+// go func() {
+
+// ctx.Application().Logger().Warnf("init.notification.loop %v", closesd)

flag/flag.go

@@ -56,6 +56,7 @@ func Initialize() (err error) {
 	Command = os.Args[1]
 
 	switch Command {
+	case "init":
 	case "g":
 		err = generateCommandParse()
 	case "compile":

go.mod

@@ -12,8 +12,6 @@ require (
 	github.com/eugeniucarvalho/validator v0.0.0-20190212223505-9efa4c9aff1a
 	github.com/flosch/pongo2 v0.0.0-20190707114632-bbf5a6c351f4 // indirect
 	github.com/fsnotify/fsnotify v1.4.7
-	github.com/go-stack/stack v1.8.0 // indirect
-	github.com/golang/snappy v0.0.1 // indirect
 	github.com/gomodule/redigo v1.7.1-0.20190724094224-574c33c3df38
 	github.com/gorilla/schema v1.1.0 // indirect
 	github.com/gorilla/websocket v1.4.1
@@ -23,16 +21,13 @@ require (
 	github.com/kataras/golog v0.0.10
 	github.com/kataras/iris v11.1.1+incompatible
 	github.com/kataras/iris/v12 v12.1.3
-	github.com/klauspost/compress v1.9.4 // indirect
 	github.com/pascaldekloe/jwt v1.7.0
 	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
-	github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c // indirect
 	github.com/xdg/stringprep v1.0.0 // indirect
-	go.mongodb.org/mongo-driver v1.2.0
+	go.mongodb.org/mongo-driver v1.3.2
 	golang.org/x/crypto v0.0.0-20191219195013-becbf705a915 // indirect
 	golang.org/x/net v0.0.0-20200202094626-16171245cfb2 // indirect
 	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e // indirect
-	golang.org/x/text v0.3.2 // indirect
 	gopkg.in/gomail.v2 v2.0.0-20160411212932-81ebce5c23df
 	gopkg.in/yaml.v2 v2.2.7 // indirect
 )

go.sum

@@ -49,6 +49,30 @@ github.com/go-check/check v0.0.0-20180628173108-788fd7840127/go.mod h1:9ES+weclK
 github.com/go-fsnotify/fsnotify v0.0.0-20180321022601-755488143dae h1:PeVNzgTRtWGm6fVic5i21t+n5ptPGCZuMcSPVMyTWjs=
 github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
+github.com/gobuffalo/attrs v0.0.0-20190224210810-a9411de4debd/go.mod h1:4duuawTqi2wkkpB4ePgWMaai6/Kc6WEz83bhFwpHzj0=
+github.com/gobuffalo/depgen v0.0.0-20190329151759-d478694a28d3/go.mod h1:3STtPUQYuzV0gBVOY3vy6CfMm/ljR4pABfrTeHNLHUY=
+github.com/gobuffalo/depgen v0.1.0/go.mod h1:+ifsuy7fhi15RWncXQQKjWS9JPkdah5sZvtHc2RXGlg=
+github.com/gobuffalo/envy v1.6.15/go.mod h1:n7DRkBerg/aorDM8kbduw5dN3oXGswK5liaSCx4T5NI=
+github.com/gobuffalo/envy v1.7.0/go.mod h1:n7DRkBerg/aorDM8kbduw5dN3oXGswK5liaSCx4T5NI=
+github.com/gobuffalo/flect v0.1.0/go.mod h1:d2ehjJqGOH/Kjqcoz+F7jHTBbmDb38yXA598Hb50EGs=
+github.com/gobuffalo/flect v0.1.1/go.mod h1:8JCgGVbRjJhVgD6399mQr4fx5rRfGKVzFjbj6RE/9UI=
+github.com/gobuffalo/flect v0.1.3/go.mod h1:8JCgGVbRjJhVgD6399mQr4fx5rRfGKVzFjbj6RE/9UI=
+github.com/gobuffalo/genny v0.0.0-20190329151137-27723ad26ef9/go.mod h1:rWs4Z12d1Zbf19rlsn0nurr75KqhYp52EAGGxTbBhNk=
+github.com/gobuffalo/genny v0.0.0-20190403191548-3ca520ef0d9e/go.mod h1:80lIj3kVJWwOrXWWMRzzdhW3DsrdjILVil/SFKBzF28=
+github.com/gobuffalo/genny v0.1.0/go.mod h1:XidbUqzak3lHdS//TPu2OgiFB+51Ur5f7CSnXZ/JDvo=
+github.com/gobuffalo/genny v0.1.1/go.mod h1:5TExbEyY48pfunL4QSXxlDOmdsD44RRq4mVZ0Ex28Xk=
+github.com/gobuffalo/gitgen v0.0.0-20190315122116-cc086187d211/go.mod h1:vEHJk/E9DmhejeLeNt7UVvlSGv3ziL+djtTr3yyzcOw=
+github.com/gobuffalo/gogen v0.0.0-20190315121717-8f38393713f5/go.mod h1:V9QVDIxsgKNZs6L2IYiGR8datgMhB577vzTDqypH360=
+github.com/gobuffalo/gogen v0.1.0/go.mod h1:8NTelM5qd8RZ15VjQTFkAW6qOMx5wBbW4dSCS3BY8gg=
+github.com/gobuffalo/gogen v0.1.1/go.mod h1:y8iBtmHmGc4qa3urIyo1shvOD8JftTtfcKi+71xfDNE=
+github.com/gobuffalo/logger v0.0.0-20190315122211-86e12af44bc2/go.mod h1:QdxcLw541hSGtBnhUc4gaNIXRjiDppFGaDqzbrBd3v8=
+github.com/gobuffalo/mapi v1.0.1/go.mod h1:4VAGh89y6rVOvm5A8fKFxYG+wIW6LO1FMTG9hnKStFc=
+github.com/gobuffalo/mapi v1.0.2/go.mod h1:4VAGh89y6rVOvm5A8fKFxYG+wIW6LO1FMTG9hnKStFc=
+github.com/gobuffalo/packd v0.0.0-20190315124812-a385830c7fc0/go.mod h1:M2Juc+hhDXf/PnmBANFCqx4DM3wRbgDvnVWeG2RIxq4=
+github.com/gobuffalo/packd v0.1.0/go.mod h1:M2Juc+hhDXf/PnmBANFCqx4DM3wRbgDvnVWeG2RIxq4=
+github.com/gobuffalo/packr/v2 v2.0.9/go.mod h1:emmyGweYTm6Kdper+iywB6YK5YzuKchGtJQZ0Odn4pQ=
+github.com/gobuffalo/packr/v2 v2.2.0/go.mod h1:CaAwI0GPIAv+5wKLtv8Afwl+Cm78K/I/VCm/3ptBN+0=
+github.com/gobuffalo/syncx v0.0.0-20190224160051-33c29581e754/go.mod h1:HhnNqWY95UYwwW3uSASeV7vtgYkT2t16hJgV3AEPUpw=
 github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22YWvt/FAX9NnzrNzcI4wNYi9Yku4O0LKYflo=
 github.com/gobwas/pool v0.2.0/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
 github.com/gobwas/ws v1.0.2/go.mod h1:szmBTxLgaFppYjEmNtny/v3w89xOydFnnZMcgRRu/EM=
@@ -57,6 +81,7 @@ github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
 github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/gomodule/redigo v1.7.1-0.20190724094224-574c33c3df38 h1:y0Wmhvml7cGnzPa9nocn/fMraMH/lMDdeG+rkx4VgYY=
 github.com/gomodule/redigo v1.7.1-0.20190724094224-574c33c3df38/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4=
+github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/gorilla/schema v1.1.0 h1:CamqUDOFUBqzrvxuz2vEwo8+SUdwsluFh7IlzJh30LY=
 github.com/gorilla/schema v1.1.0/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
@@ -77,6 +102,7 @@ github.com/iris-contrib/schema v0.0.1 h1:10g/WnoRR+U+XXHWKBHeNy/+tZmM2kcAVGLOsz+
 github.com/iris-contrib/schema v0.0.1/go.mod h1:urYA3uvUNG1TIIjOSCzHr9/LmbQo8LrOcOqfqxa4hXw=
 github.com/jeremywohl/flatten v1.0.1 h1:LrsxmB3hfwJuE+ptGOijix1PIfOoKLJ3Uee/mzbgtrs=
 github.com/jeremywohl/flatten v1.0.1/go.mod h1:4AmD/VxjWcI5SRB0n6szE2A6s2fsNHDLO0nAlMHgfLQ=
+github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
 github.com/json-iterator/go v1.1.9 h1:9yzud/Ht36ygwatGx56VwCZtlI/2AD15T1X2sjSuGns=
 github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
@@ -84,6 +110,8 @@ github.com/juju/errors v0.0.0-20181118221551-089d3ea4e4d5 h1:rhqTjzJlm7EbkELJDKM
 github.com/juju/errors v0.0.0-20181118221551-089d3ea4e4d5/go.mod h1:W54LbzXuIE0boCoNJfwqpmkKJ1O4TCTZMetAt6jGk7Q=
 github.com/juju/loggo v0.0.0-20180524022052-584905176618/go.mod h1:vgyd7OREkbtVEN/8IXZe5Ooef3LQePvuBm9UWj6ZL8U=
 github.com/juju/testing v0.0.0-20180920084828-472a3e8b2073/go.mod h1:63prj8cnj0tU0S9OHjGJn+b1h0ZghCndfnbQolrYTwA=
+github.com/karrick/godirwalk v1.8.0/go.mod h1:H5KPZjojv4lE+QYImBI8xVtrBRgYrIVsaRPx4tDPEn4=
+github.com/karrick/godirwalk v1.10.3/go.mod h1:RoGL9dQei4vP9ilrpETWE8CLOZ1kiN0LhBygSwrAsHA=
 github.com/kataras/golog v0.0.10 h1:vRDRUmwacco/pmBAm8geLn8rHEdc+9Z4NAr5Sh7TG/4=
 github.com/kataras/golog v0.0.10/go.mod h1:yJ8YKCmyL+nWjERB90Qwn+bdyBZsaQwU3bTVFgkFIp8=
 github.com/kataras/iris v11.1.1+incompatible h1:c2iRKvKLpTYMXKdVB8YP/+A67NtZFt9kFFy+ZwBhWD0=
@@ -95,13 +123,20 @@ github.com/kataras/pio v0.0.2 h1:6NAi+uPJ/Zuid6mrAKlgpbI11/zK/lV4B2rxWaJN98Y=
 github.com/kataras/pio v0.0.2/go.mod h1:hAoW0t9UmXi4R5Oyq5Z4irTbaTsOemSrDGUtaTl7Dro=
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@@ -129,26 +170,38 @@ github.com/schollz/closestmatch v2.1.0+incompatible h1:Uel2GXEpJqOWBrlyI+oY9LTiy
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