Merge pull request meshery#37 from layer5io/feature/integrate-with-saas

Feature/integrate with saas
fixes meshery#7 
fixes meshery#11 
fixes meshery#25

Signed-off: raghavaggarwal99<ragha170103048@iitg.ac.in>

Dockerfile

@@ -1,7 +1,8 @@
 FROM golang:1.11.5 as bd
+RUN adduser --disabled-login appuser
 WORKDIR /github.com/layer5io/meshery
 ADD . .
-RUN cd cmd; go build -a -o /meshery .
+RUN cd cmd; go build -ldflags="-w -s" -a -o /meshery .
 RUN find . -name "*.go" -type f -delete; mv public /; mv meshes /
 RUN cd /public/static/js; wget https://raw.githubusercontent.com/fortio/fortio/master/ui/static/js/Chart.min.js
 RUN cd /public/static/js; wget https://raw.githubusercontent.com/fortio/fortio/master/ui/static/js/fortio_chart.js
@@ -12,5 +13,7 @@ RUN mkdir /lib64 && ln -s /lib/libc.musl-x86_64.so.1 /lib64/ld-linux-x86-64.so.2
 COPY --from=bd /meshery /app/cmd/
 COPY --from=bd /public /app/public
 COPY --from=bd /meshes /app/meshes
+COPY --from=bd /etc/passwd /etc/passwd
+USER appuser
 WORKDIR /app/cmd
 CMD ./meshery

cmd/main.go

@@ -2,48 +2,63 @@ package main
 
 import (
 	"context"
-	"net/http"
-	"os"
 
+	"github.com/satori/go.uuid"
+
+	"github.com/gorilla/sessions"
 	"github.com/layer5io/meshery/handlers"
-	"github.com/layer5io/meshery/meshes/istio"
+	"github.com/layer5io/meshery/models"
+	"github.com/layer5io/meshery/router"
+	"github.com/spf13/viper"
 
 	"github.com/sirupsen/logrus"
 )
 
 func main() {
 	ctx := context.Background()
 
-	twitterHost := os.Getenv("TWITTER_APP_HOST")
-	if twitterHost == "" && os.Getenv("BYPASS_AUTH") != "true" {
-		logrus.Fatalf("TWITTER_APP_HOST environment variable not set.")
+	viper.AutomaticEnv()
+
+	viper.SetDefault("PORT", 8080)
+
+	if viper.GetBool("DEBUG") {
+		logrus.SetLevel(logrus.DebugLevel)
 	}
+	logrus.Infof("Log level: %s", logrus.GetLevel())
+
+	byPassAuth := viper.GetBool("BYPASS_AUTH")
 
-	fortio := os.Getenv("FORTIO_URL")
+	saasBaseURL := viper.GetString("SAAS_BASE_URL")
+	if saasBaseURL == "" && !byPassAuth {
+		logrus.Fatalf("SAAS_BASE_URL environment variable not set.")
+	}
+
+	fortio := viper.GetString("FORTIO_URL")
 	if fortio == "" {
 		logrus.Fatalf("FORTIO_URL environment variable not set.")
 	}
 
-	productPageURL := os.Getenv("PRODUCT_PAGE_URL")
-	if productPageURL == "" {
-		logrus.Fatalf("PRODUCT_PAGE_URL environment variable not set.")
-	}
+	fileSessionStore := sessions.NewFilesystemStore("", []byte(uuid.NewV4().Bytes()))
+	fileSessionStore.MaxLength(0)
 
-	meshClient, err := istio.CreateIstioClient(ctx)
-	if err != nil {
-		logrus.Fatalf("Error creating an istio client: %v", err)
-	}
-	config := &handlers.ServerConfig{
-		MeshClient: meshClient,
-	}
+	h := handlers.NewHandlerInstance(&models.HandlerConfig{
+		ByPassAuth:  byPassAuth,
+		FortioURL:   fortio,
+		SaaSBaseURL: saasBaseURL,
 
-	port := os.Getenv("PORT")
-	if port == "" {
-		port = "8080"
-	}
-	logrus.Infof("Starting Server listening on %s", (":" + port))
-	err = http.ListenAndServe(":"+port, handlers.New(ctx, config))
-	if err != nil {
+		RefCookieName: "meshery_ref",
+
+		SessionName:  "meshery",
+		SessionStore: fileSessionStore,
+
+		SaaSTokenName: "meshery_saas",
+	})
+
+	port := viper.GetInt("PORT")
+	r := router.NewRouter(ctx, h, port)
+
+	logrus.Infof("Starting Server listening on :%d", port)
+	if err := r.Run(); err != nil {
 		logrus.Fatalf("ListenAndServe Error: %v", err)
 	}
 }

go.mod

@@ -1,11 +1,21 @@
 module github.com/layer5io/meshery
 
 require (
+	github.com/BurntSushi/toml v0.3.1 // indirect
+	github.com/Joker/jade v1.0.0 // indirect
 	github.com/PuerkitoBio/purell v1.1.0
 	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578
+	github.com/Shopify/goreferrer v0.0.0-20181106222321-ec9c9a553398 // indirect
+	github.com/ajg/form v0.0.0-20160822230020-523a5da1a92f // indirect
 	github.com/appoptics/appoptics-api-go v0.0.0-20181003115124-15d9e654ec9f
+	github.com/aws/aws-sdk-go v1.16.26 // indirect
+	github.com/aymerick/raymond v2.0.2+incompatible // indirect
 	github.com/dghubble/sessions v0.0.0-20181016072817-1a1dc0d676d4
+	github.com/eknkc/amber v0.0.0-20171010120322-cdade1c07385 // indirect
 	github.com/emicklei/go-restful v2.8.0+incompatible
+	github.com/fatih/structs v1.1.0 // indirect
+	github.com/flosch/pongo2 v0.0.0-20181225140029-79872a7b2769 // indirect
+	github.com/gavv/monotime v0.0.0-20171021193802-6f8212e8d10d // indirect
 	github.com/ghodss/yaml v1.0.0
 	github.com/go-openapi/jsonpointer v0.17.2
 	github.com/go-openapi/jsonreference v0.17.2
@@ -15,29 +25,57 @@ require (
 	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b
 	github.com/golang/protobuf v1.2.0
 	github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c
+	github.com/google/go-querystring v1.0.0 // indirect
 	github.com/google/gofuzz v0.0.0-20170612174753-24818f796faf
 	github.com/googleapis/gnostic v0.2.0
 	github.com/gorilla/securecookie v1.1.1
+	github.com/gorilla/sessions v1.1.3
 	github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7
 	github.com/howeyc/gopass v0.0.0-20170109162249-bf9dde6d0d2c
 	github.com/imdario/mergo v0.3.6
+	github.com/imkira/go-interpol v1.1.0 // indirect
+	github.com/iris-contrib/blackfriday v2.0.0+incompatible // indirect
+	github.com/iris-contrib/formBinder v0.0.0-20190104093907-fbd5963f41e1 // indirect
+	github.com/iris-contrib/go.uuid v2.0.0+incompatible // indirect
+	github.com/iris-contrib/httpexpect v0.0.0-20180314041918-ebe99fcebbce // indirect
 	github.com/json-iterator/go v1.1.5
 	github.com/juju/ratelimit v1.0.1
+	github.com/kataras/golog v0.0.0-20180321173939-03be10146386 // indirect
+	github.com/kataras/iris v11.1.1+incompatible // indirect
+	github.com/kataras/pio v0.0.0-20190103105442-ea782b38602d // indirect
+	github.com/klauspost/compress v1.4.1 // indirect
+	github.com/klauspost/cpuid v1.2.0 // indirect
 	github.com/konsorten/go-windows-terminal-sequences v1.0.1
 	github.com/mailru/easyjson v0.0.0-20180823135443-60711f1a8329
+	github.com/microcosm-cc/bluemonday v1.0.2 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd
 	github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742
+	github.com/moul/http2curl v1.0.0 // indirect
 	github.com/petar/GoLLRB v0.0.0-20130427215148-53be0d36a84c
 	github.com/peterbourgon/diskv v2.0.1+incompatible
 	github.com/pkg/errors v0.8.0
+	github.com/prometheus/promu v0.2.0 // indirect
+	github.com/ryanuber/columnize v2.1.0+incompatible // indirect
+	github.com/satori/go.uuid v1.2.0
+	github.com/savaki/dynastore v0.0.0-20171109173440-28d8558bb429
+	github.com/sergi/go-diff v1.0.0 // indirect
+	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
 	github.com/sirupsen/logrus v1.1.1
 	github.com/spf13/pflag v1.0.3
-	golang.org/x/crypto v0.0.0-20181030022821-bc7917b19d8f
-	golang.org/x/net v0.0.0-20181029044818-c44066c5c816
-	golang.org/x/sys v0.0.0-20181029174526-d69651ed3497
+	github.com/spf13/viper v1.3.1
+	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
+	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
+	github.com/xeipuuv/gojsonschema v1.1.0 // indirect
+	github.com/yalp/jsonpath v0.0.0-20180802001716-5cc68e5049a0 // indirect
+	github.com/yudai/gojsondiff v1.0.0 // indirect
+	github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82 // indirect
+	golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9
+	golang.org/x/net v0.0.0-20181220203305-927f97764cc3
+	golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a
 	golang.org/x/text v0.3.0
+	google.golang.org/genproto v0.0.0-20190201180003-4b09977fb922 // indirect
 	gopkg.in/inf.v0 v0.9.1
-	gopkg.in/yaml.v2 v2.2.1
+	gopkg.in/yaml.v2 v2.2.2
 	k8s.io/api v0.0.0-20181027024800-9fcf73cc980b
 	k8s.io/apimachinery v0.0.0-20180510142256-21efb2924c7c
 	k8s.io/client-go v6.0.0+incompatible