Initial commit

Author: devtron

.gitignore

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+.idea
+devtron

App.go

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+/*
+ * Copyright (c) 2020 Devtron Labs
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package main
+
+import (
+	"context"
+	"github.com/devtron-labs/devtron/api/router"
+	"github.com/devtron-labs/devtron/api/sse"
+	"github.com/devtron-labs/devtron/client/argocdServer"
+	"github.com/devtron-labs/devtron/client/pubsub"
+	"github.com/devtron-labs/devtron/internal/middleware"
+	"github.com/devtron-labs/devtron/pkg/user"
+	"fmt"
+	"github.com/argoproj/argo-cd/util/session"
+	"github.com/casbin/casbin"
+	"github.com/go-pg/pg"
+	_ "github.com/lib/pq"
+	"go.uber.org/zap"
+	"log"
+	"net/http"
+	"os"
+	"time"
+)
+
+type App struct {
+	MuxRouter      *router.MuxRouter
+	Logger         *zap.SugaredLogger
+	SSE            *sse.SSE
+	Enforcer       *casbin.Enforcer
+	sessionManager *session.SessionManager
+	server         *http.Server
+	db             *pg.DB
+	pubsubClient   *pubsub.PubSubClient
+}
+
+func NewApp(router *router.MuxRouter,
+	Logger *zap.SugaredLogger,
+	sse *sse.SSE,
+	manager *session.SessionManager,
+	versionService argocdServer.VersionService,
+	enforcer *casbin.Enforcer,
+	db *pg.DB,
+	pubsubClient *pubsub.PubSubClient) *App {
+	//check argo connection
+	err := versionService.CheckVersion()
+	if err != nil {
+		log.Panic(err)
+	}
+	app := &App{MuxRouter: router, Logger: Logger, SSE: sse, Enforcer: enforcer, sessionManager: manager, db: db, pubsubClient: pubsubClient}
+	return app
+}
+
+func (app *App) Start() {
+
+	/*	RequestDuration := prometheus.NewHistogramVec(prometheus.HistogramOpts{
+			Name:    "request_duration_seconds",
+			Help:    "Time (in seconds) spent serving HTTP requests.",
+			Buckets: prometheus.DefBuckets,
+		}, []string{"method", "route", "status_code", "ws"})
+		prometheus.MustRegister(RequestDuration)
+		prometheus.Ins*/
+	//instrument:=middleware.Instrument{
+	//	Duration: RequestDuration,
+	//}
+	port := 8080 //TODO: extract from environment variable
+	app.Logger.Debugw("starting server")
+	app.Logger.Infow("starting server on ", "port", port)
+	app.MuxRouter.Init()
+	//authEnforcer := casbin2.Create()
+
+	server := &http.Server{Addr: fmt.Sprintf(":%d", port), Handler: user.Authorizer(app.Enforcer, app.sessionManager)(app.MuxRouter.Router)}
+
+	app.MuxRouter.Router.Use(middleware.PrometheusMiddleware)
+	app.server = server
+	err := server.ListenAndServe()
+	//err := http.ListenAndServe(fmt.Sprintf(":%d", port), auth.Authorizer(app.Enforcer, app.sessionManager)(app.MuxRouter.Router))
+	if err != nil {
+		app.Logger.Errorw("error in startup", "err", err)
+		os.Exit(2)
+	}
+}
+
+func (app *App) Stop() {
+	app.Logger.Infow("orchestrator shutdown initiating")
+	timeoutContext, _ := context.WithTimeout(context.Background(), 5*time.Second)
+	app.Logger.Infow("closing router")
+	err := app.server.Shutdown(timeoutContext)
+	if err != nil {
+		app.Logger.Errorw("error in mux router shutdown", "err", err)
+	}
+	app.Logger.Infow("closing db connection")
+	err = app.db.Close()
+	if err != nil {
+		app.Logger.Errorw("error in closing db connection", "err", err)
+	}
+	nc := app.pubsubClient.Conn.NatsConn()
+	//closing nats
+	err = app.pubsubClient.Conn.Close()
+	if err != nil {
+		app.Logger.Errorw("error in closing stan", "err", err)
+	}
+	err = nc.Drain()
+	if err != nil {
+		app.Logger.Errorw("error in draining nats", "err", err)
+	}
+	nc.Close()
+	app.Logger.Infow("housekeeping done. exiting now")
+}

CONTRIBUTING.md

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+# How to Contribute
+
+Devtron is [Apache 2.0 licensed](LICENSE) and accepts contributions via GitHub
+pull requests. This document outlines some of the conventions on development
+workflow, commit message formatting, contact points and other resources to make
+it easier to get your contribution accepted.
+
+We gratefully welcome improvements to issues and documentation as well as to code.
+
+## Certificate of Origin
+
+By contributing to this project you agree to the Developer Certificate of
+Origin (DCO). This document was created by the Linux Kernel community and is a
+simple statement that you, as a contributor, have the legal right to make the
+contribution. No action from you is required, but it's a good idea to see the
+[DCO](DCO) file for details before you start contributing code to Devtron.
+
+## Communications
+
+The project uses discord for communication:
+
+To join the conversation, simply join the **[discord](https://discord.gg/wRspyec)**  and use the __#contrib__ channel.
+
+## Code Structure
+
+Devtron has following components
+
+- [devtron](https://github.com/devtron-labs/devtron.git) main co-ordinating engine
+- [git sensor](https://github.com/devtron-labs/git-sensor.git) microservice for watching and interacting with git
+- [ci runner](https://github.com/devtron-labs/ci-runner.git) Devtron runner for executing jobs
+- [guard](https://github.com/devtron-labs/guard.git) A kubernetes validating webhook for policy inforcement
+- [imge-scanner](https://github.com/devtron-labs/image-scanner.git) microservice for docker image vulnerability scanning
+- [kubewatch](https://github.com/devtron-labs/kubewatch.git) microservice for k8s event filtering and recording 
+- [lens](https://github.com/devtron-labs/lens.git) microservice for performing analytical task
+- [dashboard](https://github.com/devtron-labs/dashboard.git) Ui for devtron written in react js
+
+
+
+

DCO

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+Developer Certificate of Origin
+Version 1.1
+
+Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
+1 Letterman Drive
+Suite D4700
+San Francisco, CA, 94129
+
+Everyone is permitted to copy and distribute verbatim copies of this
+license document, but changing it is not allowed.
+
+
+Developer's Certificate of Origin 1.1
+
+By making a contribution to this project, I certify that:
+
+(a) The contribution was created in whole or in part by me and I
+    have the right to submit it under the open source license
+    indicated in the file; or
+
+(b) The contribution is based upon previous work that, to the best
+    of my knowledge, is covered under an appropriate open source
+    license and I have the right under that license to submit that
+    work with modifications, whether created in whole or in part
+    by me, under the same open source license (unless I am
+    permitted to submit under a different license), as indicated
+    in the file; or
+
+(c) The contribution was provided directly to me by some other
+    person who certified (a), (b) or (c) and I have not modified
+    it.
+
+(d) I understand and agree that this project and the contribution
+    are public and that a record of the contribution (including all
+    personal information I submit with it, including my sign-off) is
+    maintained indefinitely and may be redistributed consistent with
+    this project or the open source license(s) involved.

Dockerfile

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+FROM golang:1.12.9-alpine3.9 AS build-env
+RUN echo $GOPATH
+
+RUN apk add --no-cache git gcc musl-dev
+RUN apk add --update make
+RUN go get github.com/google/wire/cmd/wire
+WORKDIR /go/src/github.com/devtron-labs/devtron
+ADD . /go/src/github.com/devtron-labs/devtron/
+RUN GOOS=linux make
+
+FROM alpine:3.9
+RUN apk add --no-cache ca-certificates
+RUN echo pwd
+COPY --from=build-env  /go/src/github.com/devtron-labs/devtron/devtron .
+COPY --from=build-env  /go/src/github.com/devtron-labs/devtron/auth_model.conf .
+COPY --from=build-env  /go/src/github.com/devtron-labs/devtron/vendor/github.com/argoproj/argo-cd/assets/ /go/src/github.com/devtron-labs/devtron/vendor/github.com/argoproj/argo-cd/assets
+COPY --from=build-env  /go/src/github.com/devtron-labs/devtron/scripts/devtron-reference-helm-charts scripts/devtron-reference-helm-charts
+CMD ["./devtron"]