func addUserToTeam(email, teamName string, u *User) error {
team, user := new(Team), new(User)
selector := bson.M{"_id": teamName}
err := db.Session.Teams().Find(selector).One(team)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "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}
}
err = db.Session.Users().Find(bson.M{"email": email}).One(user)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "User not found"}
}
// does not touches the database
err = team.addUser(user)
if err != nil {
return &errors.Http{Code: http.StatusConflict, Message: err.Error()}
}
gUrl := repository.GitServerUri()
alwdApps, err := allowedApps(u.Email)
if err := (&gandalf.Client{Endpoint: gUrl}).GrantAccess(alwdApps, []string{email}); err != nil {
return err
}
return db.Session.Teams().Update(selector, team)
}
func revokeAccessFromTeam(appName, teamName string, u *auth.User) error {
t := new(auth.Team)
app, err := getAppOrError(appName, u)
if err != nil {
return err
}
err = db.Session.Teams().Find(bson.M{"_id": teamName}).One(t)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
if len(app.Teams) == 1 {
msg := "You can not revoke the access from this team, because it is the unique team with access to the app, and an app can not be orphaned"
return &errors.Http{Code: http.StatusForbidden, Message: msg}
}
err = app.Revoke(t)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: err.Error()}
}
err = db.Session.Apps().Update(bson.M{"name": app.Name}, app)
if err != nil {
return err
}
users := getEmailsForRevoking(&app, t)
if len(users) > 0 {
gUrl := repository.GitServerUri()
if err := (&gandalf.Client{Endpoint: gUrl}).RevokeAccess([]string{app.Name}, users); err != nil {
return &errors.Http{Code: http.StatusInternalServerError, Message: err.Error()}
}
}
return nil
}
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.StatusPreconditionFailed, Message: emailError}
}
if !validation.ValidateLength(u.Password, passwordMinLen, passwordMaxLen) {
return &errors.Http{Code: http.StatusPreconditionFailed, Message: passwordError}
}
gUrl := repository.GitServerUri()
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 {
w.WriteHeader(http.StatusCreated)
return nil
}
if u.Get() == nil {
err = &errors.Http{Code: http.StatusConflict, Message: "This email is already registered"}
}
return err
}
func removeUserFromTeam(email, teamName string, u *User) error {
team := new(Team)
err := db.Session.Teams().FindId(teamName).One(team)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "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 := User{Email: email}
err = user.Get()
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: err.Error()}
}
// does not touches the database
err = team.removeUser(&user)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: err.Error()}
}
// gandalf actions comes first, cuz if they fail the whole action is aborted
gUrl := repository.GitServerUri()
alwdApps, err := allowedApps(email)
if err != nil {
return err
}
if err := (&gandalf.Client{Endpoint: gUrl}).RevokeAccess(alwdApps, []string{email}); err != nil {
return err
}
return db.Session.Teams().UpdateId(teamName, team)
}
func grantAccessToTeam(appName, teamName string, u *auth.User) error {
t := new(auth.Team)
app, err := getApp(appName, u)
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.Teams().Find(bson.M{"_id": teamName}).One(t)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
err = app.Grant(t)
if err != nil {
return &errors.Http{Code: http.StatusConflict, Message: err.Error()}
}
err = conn.Apps().Update(bson.M{"name": app.Name}, app)
if err != nil {
return err
}
gUrl := repository.GitServerUri()
gClient := gandalf.Client{Endpoint: gUrl}
if err := gClient.GrantAccess([]string{app.Name}, t.Users); err != nil {
return fmt.Errorf("Failed to grant access in the git server: %s.", err)
}
return nil
}
func removeKeyFromGandalf(key *auth.Key, u *auth.User) error {
gUrl := repository.GitServerUri()
if err := (&gandalf.Client{Endpoint: gUrl}).RemoveKey(u.Email, key.Name); err != nil {
return fmt.Errorf("Failed to remove the key from git server: %s", err)
}
return nil
}
func addKeyInGandalf(key *auth.Key, u *auth.User) error {
key.Name = fmt.Sprintf("%s-%d", u.Email, len(u.Keys)+1)
gUrl := repository.GitServerUri()
if err := (&gandalf.Client{Endpoint: gUrl}).AddKey(u.Email, keyToMap([]auth.Key{*key})); err != nil {
return fmt.Errorf("Failed to add key to git server: %s", err)
}
return nil
}
// createRepository forward creates a git repository using the
// gandalf client.
func (a *createRepository) forward(app *App, args ...interface{}) error {
gUrl := repository.GitServerUri()
var users []string
for _, t := range app.GetTeams() {
users = append(users, t.Users...)
}
c := gandalf.Client{Endpoint: gUrl}
_, err := c.NewRepository(app.Name, users, false)
return err
}
func addUserToTeamInGandalf(email string, u *auth.User, t *auth.Team) error {
gUrl := repository.GitServerUri()
alwdApps, err := u.AllowedApps()
if err != nil {
return fmt.Errorf("Failed to obtain allowed apps to grant: %s", err.Error())
}
if err := (&gandalf.Client{Endpoint: gUrl}).GrantAccess(alwdApps, []string{email}); err != nil {
return fmt.Errorf("Failed to grant access to git repositories: %s", err)
}
return nil
}
func removeUserFromTeamInGandalf(u *auth.User, team string) error {
gUrl := repository.GitServerUri()
alwdApps, err := u.AllowedAppsByTeam(team)
if err != nil {
return err
}
if err := (&gandalf.Client{Endpoint: gUrl}).RevokeAccess(alwdApps, []string{u.Email}); err != nil {
return fmt.Errorf("Failed to revoke access from git repositories: %s", err)
}
return nil
}
// revomeKeyFromUser removes a key from the given user's document
//
// Also removes the key from gandalf.
// When we were using gitosis we had to revoke the write permission into the repositories in this moment,
// now that we are using gandalf, it is not necessary anymore, this is done by addUserToTeam
//
// This functions makes uses of git:host, git:protocol and optionaly git:port configurations
func removeKeyFromUser(content string, u *User) error {
key, index := u.findKey(Key{Content: content})
if index < 0 {
return &errors.Http{Code: http.StatusNotFound, Message: "User does not have this key"}
}
gUrl := repository.GitServerUri()
if err := (&gandalf.Client{Endpoint: gUrl}).RemoveKey(u.Email, key.Name); err != nil {
return err
}
u.removeKey(key)
return db.Session.Users().Update(bson.M{"email": u.Email}, u)
}
// addKeyToUser adds a key to a user in mongodb and send the key to the git server
// in order to allow ssh-ing into git server.
//
// While using gitosis, we had to give write permission to the user into a repository
// in the same moment we add their key, with gandalf it is not needed anymore, thus here we just
// add the key to the user, the grant step is done in user creation time
func addKeyToUser(content string, u *User) error {
key := Key{Content: content}
if u.hasKey(key) {
return &errors.Http{Code: http.StatusConflict, Message: "User has this key already"}
}
key.Name = fmt.Sprintf("%s-%d", u.Email, len(u.Keys)+1)
gUrl := repository.GitServerUri()
u.addKey(key)
if err := (&gandalf.Client{Endpoint: gUrl}).AddKey(u.Email, keyToMap(u.Keys)); err != nil {
return err
}
return db.Session.Users().Update(bson.M{"email": u.Email}, u)
}
// RemoveUser removes the user from the database and from gandalf server
//
// In order to successfuly remove a user, it's need that he/she is not the only
// one in a team, otherwise the function will return an error.
func removeUser(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
u, err := t.User()
if err != nil {
return err
}
gUrl := repository.GitServerUri()
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)
}
return conn.Users().Remove(bson.M{"email": u.Email})
}
func AppDelete(w http.ResponseWriter, r *http.Request, u *auth.User) error {
app, err := getAppOrError(r.URL.Query().Get(":name"), u)
if err != nil {
return err
}
gUrl := repository.GitServerUri()
if err := (&gandalf.Client{Endpoint: gUrl}).RemoveRepository(app.Name); err != nil {
log.Printf("Got error while removing repository from gandalf: %s", err.Error())
return &errors.Http{Code: http.StatusInternalServerError, Message: "Could not remove app's repository at git server. Aborting..."}
}
if err := app.Destroy(); err != nil {
return err
}
fmt.Fprint(w, "success")
return nil
}
// ForceDestroy destroys an app with force.
//
// Destroying an app is a process composed of four steps:
//
// 1. Destroy the bucket and S3 credentials (if bucket-support is
// enabled).
// 2. Destroy the app unit using juju
// 3. Unbind all service instances from the app
// 4. Remove the app from the database
func ForceDestroy(app *App) error {
gUrl := repository.GitServerUri()
(&gandalf.Client{Endpoint: gUrl}).RemoveRepository(app.Name)
useS3, _ := config.GetBool("bucket-support")
if useS3 {
destroyBucket(app)
}
if len(app.Units) > 0 {
Provisioner.Destroy(app)
app.unbind()
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
return conn.Apps().Remove(bson.M{"name": app.Name})
}
func revokeAppAccess(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")
teamName := r.URL.Query().Get(":team")
rec.Log(u.Email, "revoke-app-access", "app="+appName, "team="+teamName)
team := new(auth.Team)
app, err := getApp(appName, u)
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.Teams().Find(bson.M{"_id": teamName}).One(team)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
if len(app.Teams) == 1 {
msg := "You can not revoke the access from this team, because it is the unique team with access to the app, and an app can not be orphaned"
return &errors.Http{Code: http.StatusForbidden, Message: msg}
}
err = app.Revoke(team)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: err.Error()}
}
err = conn.Apps().Update(bson.M{"name": app.Name}, app)
if err != nil {
return err
}
users := getEmailsForRevoking(&app, team)
if len(users) > 0 {
gUrl := repository.GitServerUri()
if err := (&gandalf.Client{Endpoint: gUrl}).RevokeAccess([]string{app.Name}, users); err != nil {
return fmt.Errorf("Failed to revoke access in the git server: %s", err)
}
}
return nil
}
func grantAccessToTeam(appName, teamName string, u *auth.User) error {
t := new(auth.Team)
app, err := getAppOrError(appName, u)
if err != nil {
return err
}
err = db.Session.Teams().Find(bson.M{"_id": teamName}).One(t)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
err = app.Grant(t)
if err != nil {
return &errors.Http{Code: http.StatusConflict, Message: err.Error()}
}
err = db.Session.Apps().Update(bson.M{"name": app.Name}, app)
if err != nil {
return err
}
gUrl := repository.GitServerUri()
return (&gandalf.Client{Endpoint: gUrl}).GrantAccess([]string{app.Name}, t.Users)
}
func grantAppAccess(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")
teamName := r.URL.Query().Get(":team")
rec.Log(u.Email, "grant-app-access", "app="+appName, "team="+teamName)
team := new(auth.Team)
app, err := getApp(appName, u)
if err != nil {
return err
}
conn, err := db.Conn()
if err != nil {
return err
}
defer conn.Close()
err = conn.Teams().Find(bson.M{"_id": teamName}).One(team)
if err != nil {
return &errors.Http{Code: http.StatusNotFound, Message: "Team not found"}
}
err = app.Grant(team)
if err != nil {
return &errors.Http{Code: http.StatusConflict, Message: err.Error()}
}
err = conn.Apps().Update(bson.M{"name": app.Name}, app)
if err != nil {
return err
}
gUrl := repository.GitServerUri()
gClient := gandalf.Client{Endpoint: gUrl}
if err := gClient.GrantAccess([]string{app.Name}, team.Users); err != nil {
return fmt.Errorf("Failed to grant access in the git server: %s.", err)
}
return nil
}
// RemoveUser removes the user from the database and from gandalf server
//
// In order to successfuly remove a user, it's need that he/she is not the only one in a team,
// otherwise the function will return an error
// TODO: improve the team update, if possible
func RemoveUser(w http.ResponseWriter, r *http.Request, u *User) error {
//_, err := db.Session.Teams().UpdateAll(bson.M{"users": u.Email}, bson.M{"$pull": bson.M{"users": u.Email}})
gUrl := repository.GitServerUri()
c := gandalf.Client{Endpoint: gUrl}
alwdApps, err := allowedApps(u.Email)
if err != nil {
return err
}
if err := c.RevokeAccess(alwdApps, []string{u.Email}); err != nil {
return err
}
teams, err := u.Teams()
if err != nil {
return err
}
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 = db.Session.Teams().Update(bson.M{"_id": team.Name}, team)
if err != nil {
return err
}
}
if err := c.RemoveUser(u.Email); err != nil {
return &errors.Http{Code: http.StatusInternalServerError, Message: "Could not communicate with git server. Aborting..."}
}
return db.Session.Users().Remove(bson.M{"email": u.Email})
}
// createRepository backward remove the git repository
// using the gandalf client.
func (a *createRepository) backward(app *App, args ...interface{}) {
gUrl := repository.GitServerUri()
c := gandalf.Client{Endpoint: gUrl}
c.RemoveRepository(app.Name)
}
MinParams: 1,
}
// createRepository creates a repository for the app in Gandalf.
var createRepository = action.Action{
Forward: func(ctx action.FWContext) (action.Result, error) {
var app App
switch ctx.Params[0].(type) {
case App:
app = ctx.Params[0].(App)
case *App:
app = *ctx.Params[0].(*App)
default:
return nil, errors.New("First parameter must be App or *App.")
}
gUrl := repository.GitServerUri()
var users []string
for _, t := range app.GetTeams() {
users = append(users, t.Users...)
}
c := gandalf.Client{Endpoint: gUrl}
_, err := c.NewRepository(app.Name, users, false)
return &app, err
},
Backward: func(ctx action.BWContext) {
app := ctx.FWResult.(*App)
app.Get()
gUrl := repository.GitServerUri()
c := gandalf.Client{Endpoint: gUrl}
c.RemoveRepository(app.Name)
},