func ExampleLog() {
// logging and waiting
ch := rec.Log("*****@*****.**", "action", "arg1", 10, true)
<-ch
// logging without blocking
rec.Log("*****@*****.**", "action-2", "arg1", 10, true)
// logging and checking for errors
ch = rec.Log("*****@*****.**", "action-3", "arg1", 10, true)
if err, ok := <-ch; ok {
panic(err)
}
}
func revokeServiceAccess(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
serviceName := r.URL.Query().Get(":service")
teamName := r.URL.Query().Get(":team")
rec.Log(u.Email, "revoke-service-access", "service="+serviceName, "team="+teamName)
service, team, err := getServiceAndTeam(serviceName, teamName, u)
if err != nil {
return err
}
if len(service.Teams) < 2 {
msg := "You can not revoke the access from this team, because it is the unique team with access to this service, and a service can not be orphaned"
return &errors.HTTP{Code: http.StatusForbidden, Message: msg}
}
err = service.RevokeAccess(team)
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: err.Error()}
}
conn, err := db.Conn()
if err != nil {
return err
}
return conn.Services().Update(bson.M{"_id": service.Name}, service)
}
func addUserToTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
teamName := r.URL.Query().Get(":team")
email := r.URL.Query().Get(":user")
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "add-user-to-team", "team="+teamName, "user="******"Team not found"}
}
if !team.ContainsUser(u) {
msg := fmt.Sprintf("You are not authorized to add new users to the team %s", team.Name)
return &errors.HTTP{Code: http.StatusUnauthorized, Message: msg}
}
user, err := auth.GetUserByEmail(email)
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: "User not found"}
}
actions := []*action.Action{
&addUserToTeamInGandalfAction,
&addUserToTeamInDatabaseAction,
}
pipeline := action.NewPipeline(actions...)
return pipeline.Execute(user.Email, u, team)
}
func setCName(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
msg := "You must provide the cname."
if r.Body == nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
var v map[string]string
err := json.NewDecoder(r.Body).Decode(&v)
if err != nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: "Invalid JSON in request body."}
}
if _, ok := v["cname"]; !ok {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
rec.Log(u.Email, "set-cname", "app="+appName, "cname="+v["cname"])
app, err := getApp(appName, u)
if err != nil {
return err
}
if err = app.SetCName(v["cname"]); err == nil {
return nil
}
if err.Error() == "Invalid cname" {
return &errors.HTTP{Code: http.StatusBadRequest, Message: err.Error()}
}
return err
}
func serviceDelete(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "delete-service", r.URL.Query().Get(":name"))
s, err := getServiceByOwner(r.URL.Query().Get(":name"), u)
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
n, err := conn.ServiceInstances().Find(bson.M{"service_name": s.Name}).Count()
if err != nil {
return err
}
if n > 0 {
msg := "This service cannot be removed because it has instances.\nPlease remove these instances before removing the service."
return &errors.HTTP{Code: http.StatusForbidden, Message: msg}
}
err = s.Delete()
if err != nil {
return err
}
w.WriteHeader(http.StatusNoContent)
return nil
}
func setEnv(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
msg := "You must provide the environment variables in a JSON object"
if r.Body == nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
var variables map[string]string
err := json.NewDecoder(r.Body).Decode(&variables)
if err != nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
rec.Log(u.Email, "set-env", "app="+appName, variables)
app, err := getApp(appName, u)
if err != nil {
return err
}
envs := make([]bind.EnvVar, 0, len(variables))
for k, v := range variables {
envs = append(envs, bind.EnvVar{Name: k, Value: v, Public: true})
}
return app.SetEnvs(envs, true)
}
func unsetEnv(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
msg := "You must provide the list of environment variables, in JSON format"
if r.Body == nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
var variables []string
defer r.Body.Close()
err := json.NewDecoder(r.Body).Decode(&variables)
if err != nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
if len(variables) == 0 {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
appName := r.URL.Query().Get(":app")
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "unset-env", "app="+appName, fmt.Sprintf("envs=%s", variables))
app, err := getApp(appName, u)
if err != nil {
return err
}
return app.UnsetEnvs(variables, true)
}
func teamList(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "list-teams")
teams, err := u.Teams()
if err != nil {
return err
}
if len(teams) > 0 {
var result []map[string]string
for _, team := range teams {
result = append(result, map[string]string{"name": team.Name})
}
b, err := json.Marshal(result)
if err != nil {
return err
}
n, err := w.Write(b)
if err != nil {
return err
}
if n != len(b) {
return &errors.HTTP{Code: http.StatusInternalServerError, Message: "Failed to write response body."}
}
} else {
w.WriteHeader(http.StatusNoContent)
}
return nil
}
func runCommand(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
w.Header().Set("Content-Type", "text")
msg := "You must provide the command to run"
if r.Body == nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
c, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
if len(c) < 1 {
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
once := r.URL.Query().Get("once")
rec.Log(u.Email, "run-command", "app="+appName, "command="+string(c))
app, err := getApp(appName, u)
if err != nil {
return err
}
return app.Run(string(c), w, once == "true")
}
func removeUserFromTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
email := r.URL.Query().Get(":user")
teamName := r.URL.Query().Get(":team")
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "remove-user-from-team", "team="+teamName, "user="******"Team not found"}
}
if !team.ContainsUser(u) {
msg := fmt.Sprintf("You are not authorized to remove a member from the team %s", team.Name)
return &errors.HTTP{Code: http.StatusUnauthorized, Message: msg}
}
if len(team.Users) == 1 {
msg := "You can not remove this user from this team, because it is the last user within the team, and a team can not be orphaned"
return &errors.HTTP{Code: http.StatusForbidden, Message: msg}
}
user, err := auth.GetUserByEmail(email)
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: err.Error()}
}
err = removeUserFromTeamInGandalf(user, team.Name)
if err != nil {
return nil
}
return removeUserFromTeamInDatabase(user, team)
}
func createTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
var params map[string]string
err := json.NewDecoder(r.Body).Decode(¶ms)
if err != nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: err.Error()}
}
name, ok := params["name"]
if !ok {
msg := "You must provide the team name"
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "create-team", name)
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
team := &auth.Team{Name: name, Users: []string{u.Email}}
if err := conn.Teams().Insert(team); err != nil &&
strings.Contains(err.Error(), "duplicate key error") {
msg := "This team already exists"
return &errors.HTTP{Code: http.StatusConflict, Message: msg}
}
return nil
}
func serviceInstances(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "list-service-instances")
services, _ := service.GetServicesByTeamKindAndNoRestriction("teams", u)
sInstances, _ := service.GetServiceInstancesByServicesAndTeams(services, u)
result := make([]service.ServiceModel, len(services))
for i, s := range services {
result[i].Service = s.Name
for _, si := range sInstances {
if si.ServiceName == s.Name {
result[i].Instances = append(result[i].Instances, si.Name)
}
}
}
body, err := json.Marshal(result)
if err != nil {
return err
}
n, err := w.Write(body)
if n != len(body) {
return &errors.HTTP{Code: http.StatusInternalServerError, Message: "Failed to write the response body."}
}
return err
}
func createUser(w http.ResponseWriter, r *http.Request) error {
var u auth.User
err := json.NewDecoder(r.Body).Decode(&u)
if err != nil {
return &errors.HTTP{Code: http.StatusBadRequest, Message: err.Error()}
}
if !validation.ValidateEmail(u.Email) {
return &errors.HTTP{Code: http.StatusBadRequest, Message: emailError}
}
if !validation.ValidateLength(u.Password, passwordMinLen, passwordMaxLen) {
return &errors.HTTP{Code: http.StatusBadRequest, Message: passwordError}
}
gURL := repository.ServerURL()
c := gandalf.Client{Endpoint: gURL}
if _, err := c.NewUser(u.Email, keyToMap(u.Keys)); err != nil {
return fmt.Errorf("Failed to create user in the git server: %s", err)
}
if err := u.Create(); err == nil {
rec.Log(u.Email, "create-user")
if limit, err := config.GetUint("quota:apps-per-user"); err == nil {
quota.Create(u.Email, uint(limit))
}
w.WriteHeader(http.StatusCreated)
return nil
}
if _, err = auth.GetUserByEmail(u.Email); err == nil {
err = &errors.HTTP{Code: http.StatusConflict, Message: "This email is already registered"}
}
return err
}
func serviceInfo(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
serviceName := r.URL.Query().Get(":name")
rec.Log(u.Email, "service-info", serviceName)
_, err = getServiceOrError(serviceName, u)
if err != nil {
return err
}
instances := []service.ServiceInstance{}
teams, err := u.Teams()
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
teamsNames := auth.GetTeamsNames(teams)
q := bson.M{"service_name": serviceName, "teams": bson.M{"$in": teamsNames}}
err = conn.ServiceInstances().Find(q).All(&instances)
if err != nil {
return err
}
b, err := json.Marshal(instances)
if err != nil {
return nil
}
w.Write(b)
return nil
}
func appLog(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
var err error
var lines int
if l := r.URL.Query().Get("lines"); l != "" {
lines, err = strconv.Atoi(l)
if err != nil {
msg := `Parameter "lines" must be an integer.`
return &errors.HTTP{Code: http.StatusBadRequest, Message: msg}
}
} else {
return &errors.HTTP{Code: http.StatusBadRequest, Message: `Parameter "lines" is mandatory.`}
}
w.Header().Set("Content-Type", "application/json")
source := r.URL.Query().Get("source")
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
extra := []interface{}{
"app=" + appName,
fmt.Sprintf("lines=%d", lines),
}
if source != "" {
extra = append(extra, "source="+source)
}
if r.URL.Query().Get("follow") == "1" {
extra = append(extra, "follow=1")
}
rec.Log(u.Email, "app-log", extra...)
a, err := getApp(appName, u)
if err != nil {
return err
}
logs, err := a.LastLogs(lines, source)
if err != nil {
return err
}
encoder := json.NewEncoder(w)
err = encoder.Encode(logs)
if err != nil {
return err
}
// TODO(fss): write an automated test for this code.
if r.URL.Query().Get("follow") == "1" {
l := app.NewLogListener(&a)
defer l.Close()
for log := range l.C {
err := encoder.Encode([]app.Applog{log})
if err != nil {
break
}
}
}
return nil
}
func resetPassword(w http.ResponseWriter, r *http.Request) error {
email := r.URL.Query().Get(":email")
token := r.URL.Query().Get("token")
u, err := auth.GetUserByEmail(email)
if err != nil {
if err == auth.ErrUserNotFound {
return &errors.HTTP{Code: http.StatusNotFound, Message: err.Error()}
} else if e, ok := err.(*errors.ValidationError); ok {
return &errors.HTTP{Code: http.StatusBadRequest, Message: e.Error()}
}
return err
}
if token == "" {
rec.Log(email, "reset-password-gen-token")
return u.StartPasswordReset()
}
rec.Log(email, "reset-password")
return u.ResetPassword(token)
}
func platformList(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "platform-list")
platforms, err := app.Platforms()
if err != nil {
return err
}
return json.NewEncoder(w).Encode(platforms)
}
func serviceCreate(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
defer r.Body.Close()
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
var sy serviceYaml
err = goyaml.Unmarshal(body, &sy)
if err != nil {
return err
}
if _, ok := sy.Endpoint["production"]; !ok {
return &errors.HTTP{Code: http.StatusBadRequest, Message: "You must provide a production endpoint in the manifest file."}
}
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "create-service", sy.Id, sy.Endpoint)
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
var teams []auth.Team
err = conn.Teams().Find(bson.M{"users": u.Email}).All(&teams)
if err != nil {
return err
}
if len(teams) == 0 {
msg := "In order to create a service, you should be member of at least one team"
return &errors.HTTP{Code: http.StatusForbidden, Message: msg}
}
n, err := conn.Services().Find(bson.M{"_id": sy.Id}).Count()
if err != nil {
return &errors.HTTP{Code: http.StatusInternalServerError, Message: err.Error()}
}
if n != 0 {
msg := fmt.Sprintf("Service with name %s already exists.", sy.Id)
return &errors.HTTP{Code: http.StatusInternalServerError, Message: msg}
}
s := service.Service{
Name: sy.Id,
Endpoint: sy.Endpoint,
OwnerTeams: auth.GetTeamsNames(teams),
}
err = s.Create()
if err != nil {
return err
}
fmt.Fprint(w, "success")
return nil
}
func createApp(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
var a app.App
var japp jsonApp
defer r.Body.Close()
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
if err = json.Unmarshal(body, &japp); err != nil {
return err
}
a.Name = japp.Name
a.Platform = japp.Platform
if japp.Units == 0 {
japp.Units = 1
}
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "create-app", "name="+japp.Name, "platform="+japp.Platform, fmt.Sprintf("units=%d", japp.Units))
teams, err := u.Teams()
if err != nil {
return err
}
if len(teams) < 1 {
msg := "In order to create an app, you should be member of at least one team"
return &errors.Http{Code: http.StatusForbidden, Message: msg}
}
err = app.CreateApp(&a, japp.Units, teams)
if err != nil {
log.Printf("Got error while creating app: %s", err)
if e, ok := err.(*errors.ValidationError); ok {
return &errors.Http{Code: http.StatusBadRequest, Message: e.Message}
}
if strings.Contains(err.Error(), "key error") {
msg := fmt.Sprintf(`There is already an app named "%s".`, a.Name)
return &errors.Http{Code: http.StatusConflict, Message: msg}
}
return err
}
msg := map[string]string{
"status": "success",
"repository_url": repository.GetUrl(a.Name),
}
jsonMsg, err := json.Marshal(msg)
if err != nil {
return err
}
fmt.Fprintf(w, "%s", jsonMsg)
return nil
}
func unbindServiceInstance(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
instanceName, appName := r.URL.Query().Get(":instance"), r.URL.Query().Get(":app")
u, err := t.User()
if err != nil {
return err
}
instance, a, err := getServiceInstance(instanceName, appName, u)
if err != nil {
return err
}
rec.Log(u.Email, "unbind-app", "instance="+instanceName, "app="+appName)
return instance.UnbindApp(a)
}
func unsetCName(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
app, err := getApp(appName, u)
if err != nil {
return err
}
rec.Log(u.Email, "unset-cname", "app="+appName)
return app.UnsetCName()
}
func createApp(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
var a app.App
defer r.Body.Close()
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
if err = json.Unmarshal(body, &a); err != nil {
return err
}
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "create-app", "name="+a.Name, "platform="+a.Platform)
err = app.CreateApp(&a, u)
if err != nil {
log.Errorf("Got error while creating app: %s", err)
if e, ok := err.(*errors.ValidationError); ok {
return &errors.HTTP{Code: http.StatusBadRequest, Message: e.Message}
}
if _, ok := err.(app.NoTeamsError); ok {
return &errors.HTTP{
Code: http.StatusBadRequest,
Message: "In order to create an app, you should be member of at least one team",
}
}
if e, ok := err.(*app.AppCreationError); ok {
if e.Err == app.ErrAppAlreadyExists {
return &errors.HTTP{Code: http.StatusConflict, Message: e.Error()}
}
if _, ok := e.Err.(*quota.QuotaExceededError); ok {
return &errors.HTTP{
Code: http.StatusForbidden,
Message: "Quota exceeded",
}
}
}
return err
}
msg := map[string]string{
"status": "success",
"repository_url": repository.ReadWriteURL(a.Name),
}
jsonMsg, err := json.Marshal(msg)
if err != nil {
return err
}
fmt.Fprintf(w, "%s", jsonMsg)
return nil
}
func serviceDoc(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
sName := r.URL.Query().Get(":name")
rec.Log(u.Email, "service-doc", sName)
s, err := getServiceOrError(sName, u)
if err != nil {
return err
}
w.Write([]byte(s.Doc))
return nil
}
func appDelete(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "app-delete", r.URL.Query().Get(":app"))
a, err := getApp(r.URL.Query().Get(":app"), u)
if err != nil {
return err
}
app.Delete(&a)
fmt.Fprint(w, "success")
return nil
}
func restart(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
w.Header().Set("Content-Type", "text")
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
rec.Log(u.Email, "restart", appName)
instance, err := getApp(appName, u)
if err != nil {
return err
}
return instance.Restart(w)
}
// removeUser removes the user from the database and from gandalf server
//
// If the user is the only one in a team an error will be returned.
func removeUser(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
gURL := repository.ServerURL()
c := gandalf.Client{Endpoint: gURL}
alwdApps, err := u.AllowedApps()
if err != nil {
return err
}
if err := c.RevokeAccess(alwdApps, []string{u.Email}); err != nil {
log.Printf("Failed to revoke access in Gandalf: %s", err)
return fmt.Errorf("Failed to revoke acess from git repositories: %s", err)
}
teams, err := u.Teams()
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
for _, team := range teams {
if len(team.Users) < 2 {
msg := fmt.Sprintf(`This user is the last member of the team "%s", so it cannot be removed.
Please remove the team, them remove the user.`, team.Name)
return &errors.HTTP{Code: http.StatusForbidden, Message: msg}
}
err = team.RemoveUser(u)
if err != nil {
return err
}
// this can be done without the loop
err = conn.Teams().Update(bson.M{"_id": team.Name}, team)
if err != nil {
return err
}
}
rec.Log(u.Email, "remove-user")
if err := c.RemoveUser(u.Email); err != nil {
log.Printf("Failed to remove user from gandalf: %s", err)
return fmt.Errorf("Failed to remove the user from the git server: %s", err)
}
quota.Delete(u.Email)
return conn.Users().Remove(bson.M{"email": u.Email})
}
func appList(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "app-list")
apps, err := app.List(u)
if err != nil {
return err
}
if len(apps) == 0 {
w.WriteHeader(http.StatusNoContent)
return nil
}
return json.NewEncoder(w).Encode(apps)
}
func getTeam(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
teamName := r.URL.Query().Get(":name")
user, err := t.User()
if err != nil {
return err
}
rec.Log(user.Email, "get-team", teamName)
team, err := auth.GetTeam(teamName)
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: "Team not found"}
}
if !team.ContainsUser(user) {
return &errors.HTTP{Code: http.StatusForbidden, Message: "User is not member of this team"}
}
w.Header().Set("Content-Type", "application/json")
return json.NewEncoder(w).Encode(team)
}
func appInfo(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
rec.Log(u.Email, "app-info", r.URL.Query().Get(":app"))
app, err := getApp(r.URL.Query().Get(":app"), u)
if err != nil {
return err
}
host, err := config.GetString("host")
if err != nil {
return err
}
w.Header().Set("Content-Type", "application/json; profile="+host+"/schema/app")
return json.NewEncoder(w).Encode(&app)
}
func removeUnits(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
n, err := numberOfUnits(r)
if err != nil {
return err
}
u, err := t.User()
if err != nil {
return err
}
appName := r.URL.Query().Get(":app")
rec.Log(u.Email, "remove-units", "app="+appName, fmt.Sprintf("units=%d", n))
app, err := getApp(appName, u)
if err != nil {
return err
}
return app.RemoveUnits(uint(n))
}