Golang token.New函數代碼示例

func GetLoginToken(c *gin.Context) {
	in := &tokenPayload{}
	err := c.Bind(in)
	if err != nil {
		c.AbortWithError(http.StatusBadRequest, err)
		return
	}

	login, err := remote.Auth(c, in.Access, in.Refresh)
	if err != nil {
		c.AbortWithError(http.StatusUnauthorized, err)
		return
	}

	user, err := store.GetUserLogin(c, login)
	if err != nil {
		c.AbortWithError(http.StatusNotFound, err)
		return
	}

	exp := time.Now().Add(time.Hour * 72).Unix()
	token := token.New(token.SessToken, user.Login)
	tokenstr, err := token.SignExpires(user.Hash, exp)
	if err != nil {
		c.AbortWithError(http.StatusInternalServerError, err)
		return
	}

	c.JSON(http.StatusOK, &tokenPayload{
		Access:  tokenstr,
		Expires: exp - time.Now().Unix(),
	})
}

func SetRepo() gin.HandlerFunc {
	return func(c *gin.Context) {
		var (
			owner = c.Param("owner")
			name  = c.Param("name")
		)

		user := User(c)
		repo, err := store.GetRepoOwnerName(c, owner, name)
		if err == nil {
			c.Set("repo", repo)
			c.Next()
			return
		}

		// if the user is not nil, check the remote system
		// to see if the repository actually exists. If yes,
		// we can prompt the user to add.
		if user != nil {
			remote := remote.FromContext(c)
			repo, err = remote.Repo(user, owner, name)
			if err != nil {
				log.Errorf("Cannot find remote repository %s/%s for user %s. %s",
					owner, name, user.Login, err)
			} else {
				log.Debugf("Found remote repository %s/%s for user %s",
					owner, name, user.Login)
			}
		}

		data := gin.H{
			"User": user,
			"Repo": repo,
		}

		// if we found a repository, we should display a page
		// to the user allowing them to activate.
		if repo != nil && len(repo.FullName) != 0 {
			// we should probably move this code to a
			// separate route, but for now we need to
			// add a CSRF token.
			data["Csrf"], _ = token.New(
				token.CsrfToken,
				user.Login,
			).Sign(user.Hash)

			c.HTML(http.StatusNotFound, "repo_activate.html", data)
		} else {
			c.HTML(http.StatusNotFound, "404.html", data)
		}

		c.Abort()
	}
}

func PostToken(c *gin.Context) {
	user := session.User(c)

	token := token.New(token.UserToken, user.Login)
	tokenstr, err := token.Sign(user.Hash)
	if err != nil {
		c.AbortWithError(http.StatusInternalServerError, err)
	} else {
		c.String(http.StatusOK, tokenstr)
	}
}

func ShowUser(c *gin.Context) {
	user := session.User(c)
	token, _ := token.New(
		token.CsrfToken,
		user.Login,
	).Sign(user.Hash)

	c.HTML(200, "user.html", gin.H{
		"User": user,
		"Csrf": token,
	})
}

func ShowRepoEncrypt(c *gin.Context) {
	user := session.User(c)
	repo := session.Repo(c)

	token, _ := token.New(
		token.CsrfToken,
		user.Login,
	).Sign(user.Hash)

	c.HTML(200, "repo_secret.html", gin.H{
		"User": user,
		"Repo": repo,
		"Csrf": token,
	})
}

func ShowBuild(c *gin.Context) {
	user := session.User(c)
	repo := session.Repo(c)
	num, _ := strconv.Atoi(c.Param("number"))
	seq, _ := strconv.Atoi(c.Param("job"))
	if seq == 0 {
		seq = 1
	}

	build, err := store.GetBuildNumber(c, repo, num)
	if err != nil {
		c.AbortWithError(404, err)
		return
	}

	jobs, err := store.GetJobList(c, build)
	if err != nil {
		c.AbortWithError(404, err)
		return
	}

	var job *model.Job
	for _, j := range jobs {
		if j.Number == seq {
			job = j
			break
		}
	}

	httputil.SetCookie(c.Writer, c.Request, "user_last", repo.FullName)

	var csrf string
	if user != nil {
		csrf, _ = token.New(
			token.CsrfToken,
			user.Login,
		).Sign(user.Hash)
	}

	c.HTML(200, "build.html", gin.H{
		"User":  user,
		"Repo":  repo,
		"Build": build,
		"Jobs":  jobs,
		"Job":   job,
		"Csrf":  csrf,
	})
}

// ShowIndex serves the main Drone application page.
func ShowIndex(c *gin.Context) {
	user := session.User(c)

	var csrf string
	if user != nil {
		csrf, _ = token.New(
			token.CsrfToken,
			user.Login,
		).Sign(user.Hash)
	}

	c.HTML(200, "index.html", gin.H{
		"user": user,
		"csrf": csrf,
	})
}

func ShowRepoConf(c *gin.Context) {

	user := session.User(c)
	repo := session.Repo(c)

	token, _ := token.New(
		token.CsrfToken,
		user.Login,
	).Sign(user.Hash)

	c.HTML(200, "repo_config.html", gin.H{
		"User": user,
		"Repo": repo,
		"Csrf": token,
		"Link": httputil.GetURL(c.Request),
	})
}

func DeleteToken(c *gin.Context) {
	user := session.User(c)
	user.Hash = base32.StdEncoding.EncodeToString(
		securecookie.GenerateRandomKey(32),
	)
	if err := store.UpdateUser(c, user); err != nil {
		c.String(500, "Error revoking tokens. %s", err)
		return
	}

	token := token.New(token.UserToken, user.Login)
	tokenstr, err := token.Sign(user.Hash)
	if err != nil {
		c.AbortWithError(http.StatusInternalServerError, err)
		return
	}
	c.String(http.StatusOK, tokenstr)
}

// Agents is a middleware function that initializes the authorization middleware
// for agents to connect to the queue.
func Agents(cli *cli.Context) gin.HandlerFunc {
	secret := cli.String("agent-secret")
	if secret == "" {
		logrus.Fatalf("failed to generate token from DRONE_AGENT_SECRET")
	}

	t := token.New(token.AgentToken, secret)
	s, err := t.Sign(secret)
	if err != nil {
		logrus.Fatalf("failed to generate token from DRONE_AGENT_SECRET. %s", err)
	}

	logrus.Infof("using agent secret %s", secret)
	logrus.Warnf("agents can connect with token %s", s)

	return func(c *gin.Context) {
		c.Set(agentKey, secret)
	}
}

func ShowUsers(c *gin.Context) {
	user := session.User(c)
	if !user.Admin {
		c.AbortWithStatus(http.StatusForbidden)
		return
	}
	users, _ := store.GetUserList(c)

	token, _ := token.New(
		token.CsrfToken,
		user.Login,
	).Sign(user.Hash)

	c.HTML(200, "users.html", gin.H{
		"User":  user,
		"Users": users,
		"Csrf":  token,
	})
}

// Netrc returns a .netrc file that can be used to clone
// private repositories from a remote system.
func (g *Gitlab) Netrc(u *model.User, r *model.Repo) (*model.Netrc, error) {
	url_, err := url.Parse(g.URL)
	if err != nil {
		return nil, err
	}
	netrc := &model.Netrc{}
	netrc.Machine = url_.Host

	switch g.CloneMode {
	case "oauth":
		netrc.Login = "oauth2"
		netrc.Password = u.Token
	case "token":
		t := token.New(token.HookToken, r.FullName)
		netrc.Login = "drone-ci-token"
		netrc.Password, err = t.Sign(r.Hash)
	}
	return netrc, err
}

func start(c *cli.Context) {

	// debug level if requested by user
	if c.Bool("debug") {
		logrus.SetLevel(logrus.DebugLevel)
	} else {
		logrus.SetLevel(logrus.WarnLevel)
	}

	var accessToken string
	if c.String("drone-secret") != "" {
		secretToken := c.String("drone-secret")
		accessToken, _ = token.New(token.AgentToken, "").Sign(secretToken)
	} else {
		accessToken = c.String("drone-token")
	}

	logrus.Infof("Connecting to %s with token %s",
		c.String("drone-server"),
		accessToken,
	)

	client := client.NewClientToken(
		c.String("drone-server"),
		accessToken,
	)

	tls, err := dockerclient.TLSConfigFromCertPath(c.String("docker-cert-path"))
	if err == nil {
		tls.InsecureSkipVerify = c.Bool("docker-tls-verify")
	}
	docker, err := dockerclient.NewDockerClient(c.String("docker-host"), tls)
	if err != nil {
		logrus.Fatal(err)
	}

	go func() {
		for {
			if err := client.Ping(); err != nil {
				logrus.Warnf("unable to ping the server. %s", err.Error())
			}
			time.Sleep(c.Duration("ping"))
		}
	}()

	var wg sync.WaitGroup
	for i := 0; i < c.Int("docker-max-procs"); i++ {
		wg.Add(1)
		go func() {
			r := pipeline{
				drone:  client,
				docker: docker,
				config: config{
					platform:   c.String("docker-os") + "/" + c.String("docker-arch"),
					timeout:    c.Duration("timeout"),
					namespace:  c.String("namespace"),
					privileged: c.StringSlice("privileged"),
					pull:       c.BoolT("pull"),
					logs:       int64(c.Int("max-log-size")) * 1000000,
				},
			}
			for {
				if err := r.run(); err != nil {
					dur := c.Duration("backoff")
					logrus.Warnf("reconnect in %v. %s", dur, err.Error())
					time.Sleep(dur)
				}
			}
		}()
	}
	handleSignals()
	wg.Wait()
}

func GetLogin(c *gin.Context) {
	remote := remote.FromContext(c)

	// when dealing with redirects we may need
	// to adjust the content type. I cannot, however,
	// remember why, so need to revisit this line.
	c.Writer.Header().Del("Content-Type")

	tmpuser, open, err := remote.Login(c.Writer, c.Request)
	if err != nil {
		log.Errorf("cannot authenticate user. %s", err)
		c.Redirect(303, "/login?error=oauth_error")
		return
	}
	// this will happen when the user is redirected by
	// the remote provide as part of the oauth dance.
	if tmpuser == nil {
		return
	}

	// get the user from the database
	u, err := store.GetUserLogin(c, tmpuser.Login)
	if err != nil {
		count, err := store.CountUsers(c)
		if err != nil {
			log.Errorf("cannot register %s. %s", tmpuser.Login, err)
			c.Redirect(303, "/login?error=internal_error")
			return
		}

		// if self-registration is disabled we should
		// return a notAuthorized error. the only exception
		// is if no users exist yet in the system we'll proceed.
		if !open && count != 0 {
			log.Errorf("cannot register %s. registration closed", tmpuser.Login)
			c.Redirect(303, "/login?error=access_denied")
			return
		}

		// create the user account
		u = &model.User{}
		u.Login = tmpuser.Login
		u.Token = tmpuser.Token
		u.Secret = tmpuser.Secret
		u.Email = tmpuser.Email
		u.Avatar = tmpuser.Avatar
		u.Hash = crypto.Rand()

		// insert the user into the database
		if err := store.CreateUser(c, u); err != nil {
			log.Errorf("cannot insert %s. %s", u.Login, err)
			c.Redirect(303, "/login?error=internal_error")
			return
		}

		// if this is the first user, they
		// should be an admin.
		if count == 0 {
			u.Admin = true
		}
	}

	// update the user meta data and authorization
	// data and cache in the datastore.
	u.Token = tmpuser.Token
	u.Secret = tmpuser.Secret
	u.Email = tmpuser.Email
	u.Avatar = tmpuser.Avatar

	if err := store.UpdateUser(c, u); err != nil {
		log.Errorf("cannot update %s. %s", u.Login, err)
		c.Redirect(303, "/login?error=internal_error")
		return
	}

	exp := time.Now().Add(time.Hour * 72).Unix()
	token := token.New(token.SessToken, u.Login)
	tokenstr, err := token.SignExpires(u.Hash, exp)
	if err != nil {
		log.Errorf("cannot create token for %s. %s", u.Login, err)
		c.Redirect(303, "/login?error=internal_error")
		return
	}

	httputil.SetCookie(c.Writer, c.Request, "user_sess", tokenstr)
	redirect := httputil.GetCookie(c.Request, "user_last")
	if len(redirect) == 0 {
		redirect = "/"
	}
	c.Redirect(303, redirect)

}

func ShowNodes(c *gin.Context) {
	user := session.User(c)
	nodes, _ := store.GetNodeList(c)
	token, _ := token.New(token.CsrfToken, user.Login).Sign(user.Hash)
	c.HTML(http.StatusOK, "nodes.html", gin.H{"User": user, "Nodes": nodes, "Csrf": token})
}