Merge pull request #1448 from mattermost/PLT-975

PLT-975 adding delete to command line tool

api/team.go

@@ -582,6 +582,39 @@ func updateTeam(c *Context, w http.ResponseWriter, r *http.Request) {
 	w.Write([]byte(oldTeam.ToJson()))
 }
 
+func PermanentDeleteTeam(c *Context, team *model.Team) *model.AppError {
+	l4g.Warn("Attempting to permanently delete team %v id=%v", team.Name, team.Id)
+	c.Path = "/teams/permanent_delete"
+	c.LogAuditWithUserId("", fmt.Sprintf("attempt teamId=%v", team.Id))
+
+	team.DeleteAt = model.GetMillis()
+	if result := <-Srv.Store.Team().Update(team); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.User().GetForExport(team.Id); result.Err != nil {
+		return result.Err
+	} else {
+		users := result.Data.([]*model.User)
+		for _, user := range users {
+			PermanentDeleteUser(c, user)
+		}
+	}
+
+	if result := <-Srv.Store.Channel().PermanentDeleteByTeam(team.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Team().PermanentDelete(team.Id); result.Err != nil {
+		return result.Err
+	}
+
+	l4g.Warn("Permanently deleted team %v id=%v", team.Name, team.Id)
+	c.LogAuditWithUserId("", fmt.Sprintf("success teamId=%v", team.Id))
+
+	return nil
+}
+
 func getMyTeam(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	if len(c.Session.TeamId) == 0 {

api/team_test.go

@@ -168,6 +168,45 @@ func TestGetAllTeams(t *testing.T) {
 	}
 }
 
+func TestTeamPermDelete(t *testing.T) {
+	Setup()
+
+	team := &model.Team{DisplayName: "Name", Name: "z-z-" + model.NewId() + "a", Email: "test@nowhere.com", Type: model.TEAM_OPEN}
+	team = Client.Must(Client.CreateTeam(team)).Data.(*model.Team)
+
+	user1 := &model.User{TeamId: team.Id, Email: model.NewId() + "corey@test.com", Nickname: "Corey Hulen", Password: "pwd"}
+	user1 = Client.Must(Client.CreateUser(user1, "")).Data.(*model.User)
+	store.Must(Srv.Store.User().VerifyEmail(user1.Id))
+
+	Client.LoginByEmail(team.Name, user1.Email, "pwd")
+
+	channel1 := &model.Channel{DisplayName: "TestGetPosts", Name: "a" + model.NewId() + "a", Type: model.CHANNEL_OPEN, TeamId: team.Id}
+	channel1 = Client.Must(Client.CreateChannel(channel1)).Data.(*model.Channel)
+
+	post1 := &model.Post{ChannelId: channel1.Id, Message: "search for post1"}
+	post1 = Client.Must(Client.CreatePost(post1)).Data.(*model.Post)
+
+	post2 := &model.Post{ChannelId: channel1.Id, Message: "search for post2"}
+	post2 = Client.Must(Client.CreatePost(post2)).Data.(*model.Post)
+
+	post3 := &model.Post{ChannelId: channel1.Id, Message: "#hashtag search for post3"}
+	post3 = Client.Must(Client.CreatePost(post3)).Data.(*model.Post)
+
+	post4 := &model.Post{ChannelId: channel1.Id, Message: "hashtag for post4"}
+	post4 = Client.Must(Client.CreatePost(post4)).Data.(*model.Post)
+
+	c := &Context{}
+	c.RequestId = model.NewId()
+	c.IpAddress = "test"
+
+	err := PermanentDeleteTeam(c, team)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	Client.ClearOAuthToken()
+}
+
 /*
 
 XXXXXX investigate and fix failing test
@@ -221,6 +260,7 @@ func TestFindTeamByEmailSend(t *testing.T) {
 	user := &model.User{TeamId: team.Id, Email: model.NewId() + "corey@test.com", Nickname: "Corey Hulen", Password: "pwd"}
 	user = Client.Must(Client.CreateUser(user, "")).Data.(*model.User)
 	store.Must(Srv.Store.User().VerifyEmail(user.Id))
+	Client.LoginByEmail(team.Name, user.Email, "pwd")
 
 	if _, err := Client.FindTeamsSendEmail(user.Email); err != nil {
 		t.Fatal(err)

api/user.go

@@ -1196,6 +1196,14 @@ func updateActive(c *Context, w http.ResponseWriter, r *http.Request) {
 		}
 	}
 
+	ruser := UpdateActive(c, user, active)
+
+	if c.Err == nil {
+		w.Write([]byte(ruser.ToJson()))
+	}
+}
+
+func UpdateActive(c *Context, user *model.User, active bool) *model.User {
 	if active {
 		user.DeleteAt = 0
 	} else {
@@ -1204,7 +1212,7 @@ func updateActive(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	if result := <-Srv.Store.User().Update(user, true); result.Err != nil {
 		c.Err = result.Err
-		return
+		return nil
 	} else {
 		c.LogAuditWithUserId(user.Id, fmt.Sprintf("active=%v", active))
 
@@ -1216,10 +1224,63 @@ func updateActive(c *Context, w http.ResponseWriter, r *http.Request) {
 		options := utils.SanitizeOptions
 		options["passwordupdate"] = false
 		ruser.Sanitize(options)
-		w.Write([]byte(ruser.ToJson()))
+		return ruser
 	}
 }
 
+func PermanentDeleteUser(c *Context, user *model.User) *model.AppError {
+	l4g.Warn("Attempting to permanently delete account %v id=%v", user.Email, user.Id)
+	c.Path = "/users/permanent_delete"
+	c.LogAuditWithUserId(user.Id, fmt.Sprintf("attempt userId=%v", user.Id))
+	c.LogAuditWithUserId("", fmt.Sprintf("attempt userId=%v", user.Id))
+	if user.IsInRole(model.ROLE_SYSTEM_ADMIN) {
+		l4g.Warn("You are deleting %v that is a system administrator.  You may need to set another account as the system administrator using the command line tools.", user.Email)
+	}
+
+	UpdateActive(c, user, false)
+
+	if result := <-Srv.Store.Session().PermanentDeleteSessionsByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.OAuth().PermanentDeleteAuthDataByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Webhook().PermanentDeleteIncomingByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Webhook().PermanentDeleteOutgoingByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Preference().PermanentDeleteByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Channel().PermanentDeleteMembersByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Post().PermanentDeleteByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.User().PermanentDelete(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	if result := <-Srv.Store.Audit().PermanentDeleteByUser(user.Id); result.Err != nil {
+		return result.Err
+	}
+
+	l4g.Warn("Permanently deleted account %v id=%v", user.Email, user.Id)
+	c.LogAuditWithUserId("", fmt.Sprintf("success userId=%v", user.Id))
+
+	return nil
+}
+
 func sendPasswordReset(c *Context, w http.ResponseWriter, r *http.Request) {
 	props := model.MapFromJson(r.Body)
 

api/user_test.go

@@ -767,6 +767,45 @@ func TestUserUpdateActive(t *testing.T) {
 	}
 }
 
+func TestUserPermDelete(t *testing.T) {
+	Setup()
+
+	team := &model.Team{DisplayName: "Name", Name: "z-z-" + model.NewId() + "a", Email: "test@nowhere.com", Type: model.TEAM_OPEN}
+	team = Client.Must(Client.CreateTeam(team)).Data.(*model.Team)
+
+	user1 := &model.User{TeamId: team.Id, Email: model.NewId() + "corey@test.com", Nickname: "Corey Hulen", Password: "pwd"}
+	user1 = Client.Must(Client.CreateUser(user1, "")).Data.(*model.User)
+	store.Must(Srv.Store.User().VerifyEmail(user1.Id))
+
+	Client.LoginByEmail(team.Name, user1.Email, "pwd")
+
+	channel1 := &model.Channel{DisplayName: "TestGetPosts", Name: "a" + model.NewId() + "a", Type: model.CHANNEL_OPEN, TeamId: team.Id}
+	channel1 = Client.Must(Client.CreateChannel(channel1)).Data.(*model.Channel)
+
+	post1 := &model.Post{ChannelId: channel1.Id, Message: "search for post1"}
+	post1 = Client.Must(Client.CreatePost(post1)).Data.(*model.Post)
+
+	post2 := &model.Post{ChannelId: channel1.Id, Message: "search for post2"}
+	post2 = Client.Must(Client.CreatePost(post2)).Data.(*model.Post)
+
+	post3 := &model.Post{ChannelId: channel1.Id, Message: "#hashtag search for post3"}
+	post3 = Client.Must(Client.CreatePost(post3)).Data.(*model.Post)
+
+	post4 := &model.Post{ChannelId: channel1.Id, Message: "hashtag for post4"}
+	post4 = Client.Must(Client.CreatePost(post4)).Data.(*model.Post)
+
+	c := &Context{}
+	c.RequestId = model.NewId()
+	c.IpAddress = "test"
+
+	err := PermanentDeleteUser(c, user1)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	Client.ClearOAuthToken()
+}
+
 func TestSendPasswordReset(t *testing.T) {
 	Setup()
 

mattermost.go

@@ -30,6 +30,8 @@ var flagCmdCreateUser bool
 var flagCmdAssignRole bool
 var flagCmdVersion bool
 var flagCmdResetPassword bool
+var flagCmdPermanentDeleteUser bool
+var flagCmdPermanentDeleteTeam bool
 var flagConfigFile string
 var flagEmail string
 var flagPassword string
@@ -191,10 +193,18 @@ func parseCmds() {
 	flag.BoolVar(&flagCmdAssignRole, "assign_role", false, "")
 	flag.BoolVar(&flagCmdVersion, "version", false, "")
 	flag.BoolVar(&flagCmdResetPassword, "reset_password", false, "")
+	flag.BoolVar(&flagCmdPermanentDeleteUser, "permanent_delete_user", false, "")
+	flag.BoolVar(&flagCmdPermanentDeleteTeam, "permanent_delete_team", false, "")
 
 	flag.Parse()
 
-	flagRunCmds = flagCmdCreateTeam || flagCmdCreateUser || flagCmdAssignRole || flagCmdResetPassword || flagCmdVersion
+	flagRunCmds = (flagCmdCreateTeam ||
+		flagCmdCreateUser ||
+		flagCmdAssignRole ||
+		flagCmdResetPassword ||
+		flagCmdVersion ||
+		flagCmdPermanentDeleteUser ||
+		flagCmdPermanentDeleteTeam)
 }
 
 func runCmds() {
@@ -203,6 +213,8 @@ func runCmds() {
 	cmdCreateUser()
 	cmdAssignRole()
 	cmdResetPassword()
+	cmdPermDeleteUser()
+	cmdPermDeleteTeam()
 }
 
 func cmdCreateTeam() {
@@ -406,6 +418,106 @@ func cmdResetPassword() {
 	}
 }
 
+func cmdPermDeleteUser() {
+	if flagCmdPermanentDeleteUser {
+		if len(flagTeamName) == 0 {
+			fmt.Fprintln(os.Stderr, "flag needs an argument: -team_name")
+			flag.Usage()
+			os.Exit(1)
+		}
+
+		if len(flagEmail) == 0 {
+			fmt.Fprintln(os.Stderr, "flag needs an argument: -email")
+			flag.Usage()
+			os.Exit(1)
+		}
+
+		c := &api.Context{}
+		c.RequestId = model.NewId()
+		c.IpAddress = "cmd_line"
+
+		var team *model.Team
+		if result := <-api.Srv.Store.Team().GetByName(flagTeamName); result.Err != nil {
+			l4g.Error("%v", result.Err)
+			flushLogAndExit(1)
+		} else {
+			team = result.Data.(*model.Team)
+		}
+
+		var user *model.User
+		if result := <-api.Srv.Store.User().GetByEmail(team.Id, flagEmail); result.Err != nil {
+			l4g.Error("%v", result.Err)
+			flushLogAndExit(1)
+		} else {
+			user = result.Data.(*model.User)
+		}
+
+		var confirmBackup string
+		fmt.Print("Have you performed a database backup? (YES/NO): ")
+		fmt.Scanln(&confirmBackup)
+		if confirmBackup != "YES" {
+			flushLogAndExit(1)
+		}
+
+		var confirm string
+		fmt.Printf("Are you sure you want to delete the user %v?  All data will be permanently deleted? (YES/NO): ", user.Email)
+		fmt.Scanln(&confirm)
+		if confirm != "YES" {
+			flushLogAndExit(1)
+		}
+
+		if err := api.PermanentDeleteUser(c, user); err != nil {
+			l4g.Error("%v", err)
+			flushLogAndExit(1)
+		} else {
+			flushLogAndExit(0)
+		}
+	}
+}
+
+func cmdPermDeleteTeam() {
+	if flagCmdPermanentDeleteTeam {
+		if len(flagTeamName) == 0 {
+			fmt.Fprintln(os.Stderr, "flag needs an argument: -team_name")
+			flag.Usage()
+			os.Exit(1)
+		}
+
+		c := &api.Context{}
+		c.RequestId = model.NewId()
+		c.IpAddress = "cmd_line"
+
+		var team *model.Team
+		if result := <-api.Srv.Store.Team().GetByName(flagTeamName); result.Err != nil {
+			l4g.Error("%v", result.Err)
+			flushLogAndExit(1)
+		} else {
+			team = result.Data.(*model.Team)
+		}
+
+		var confirmBackup string
+		fmt.Print("Have you performed a database backup? (YES/NO): ")
+		fmt.Scanln(&confirmBackup)
+		if confirmBackup != "YES" {
+			flushLogAndExit(1)
+		}
+
+		var confirm string
+		fmt.Printf("Are you sure you want to delete the team %v?  All data will be permanently deleted? (YES/NO): ", team.Name)
+		fmt.Scanln(&confirm)
+		if confirm != "YES" {
+			flushLogAndExit(1)
+		}
+
+		if err := api.PermanentDeleteTeam(c, team); err != nil {
+			l4g.Error("%v", err)
+			flushLogAndExit(1)
+		} else {
+			flushLogAndExit(0)
+		}
+	}
+}
+
 func flushLogAndExit(code int) {
 	l4g.Close()
 	time.Sleep(time.Second)
@@ -461,5 +573,19 @@ Usage:
         Example:
             platform -reset_password -team_name="name" -email="user@example.com" -password="newpassword"
 
+    -permanent_delete_user            Permanently deletes a user and all related information
+                                      include posts from the database.  It requires the 
+                                      -team_name, and -email flag.  You may need to restart the
+                                      server to invlidate the cache
+        Example:
+            platform -permanent_delete_user -team_name="name" -email="user@example.com"
+
+    -permanent_delete_team            Permanently deletes a team and all users along with
+                                       all related information including posts from the database.
+                                      It requires the -team_name flag.  You may need to restart
+                                      the server to invalidate the cache.
+        Example:
+            platform -permanent_delete_team -team_name="name"
+
 
 `

store/sql_audit_store.go

@@ -86,3 +86,22 @@ func (s SqlAuditStore) Get(user_id string, limit int) StoreChannel {
 
 	return storeChannel
 }
+
+func (s SqlAuditStore) PermanentDeleteByUser(userId string) StoreChannel {
+
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := s.GetMaster().Exec("DELETE FROM Audits WHERE UserId = :userId",
+			map[string]interface{}{"userId": userId}); err != nil {
+			result.Err = model.NewAppError("SqlAuditStore.Delete", "We encountered an error deleting the audits", "user_id="+userId)
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}

store/sql_audit_store_test.go

@@ -44,4 +44,8 @@ func TestSqlAuditStore(t *testing.T) {
 	if len(audits) != 0 {
 		t.Fatal("Should have returned empty because user_id is missing")
 	}
+
+	if r2 := <-store.Audit().PermanentDeleteByUser(audit.UserId); r2.Err != nil {
+		t.Fatal(r2.Err)
+	}
 }

store/sql_channel_store.go

@@ -279,6 +279,23 @@ func (s SqlChannelStore) Delete(channelId string, time int64) StoreChannel {
 	return storeChannel
 }
 
+func (s SqlChannelStore) PermanentDeleteByTeam(teamId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := s.GetMaster().Exec("DELETE FROM Channels WHERE TeamId = :TeamId", map[string]interface{}{"TeamId": teamId}); err != nil {
+			result.Err = model.NewAppError("SqlChannelStore.PermanentDeleteByTeam", "We couldn't delete the channels", "teamId="+teamId+", "+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 type channelWithMember struct {
 	model.Channel
 	model.ChannelMember
@@ -616,6 +633,23 @@ func (s SqlChannelStore) RemoveMember(channelId string, userId string) StoreChan
 	return storeChannel
 }
 
+func (s SqlChannelStore) PermanentDeleteMembersByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := s.GetMaster().Exec("DELETE FROM ChannelMembers WHERE UserId = :UserId", map[string]interface{}{"UserId": userId}); err != nil {
+			result.Err = model.NewAppError("SqlChannelStore.RemoveMember", "We couldn't remove the channel member", "user_id="+userId+", "+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 func (s SqlChannelStore) CheckPermissionsTo(teamId string, channelId string, userId string) StoreChannel {
 	storeChannel := make(StoreChannel)
 

store/sql_channel_store_test.go

@@ -379,6 +379,63 @@ func TestChannelMemberStore(t *testing.T) {
 	}
 }
 
+func TestChannelDeleteMemberStore(t *testing.T) {
+	Setup()
+
+	c1 := model.Channel{}
+	c1.TeamId = model.NewId()
+	c1.DisplayName = "NameName"
+	c1.Name = "a" + model.NewId() + "b"
+	c1.Type = model.CHANNEL_OPEN
+	c1 = *Must(store.Channel().Save(&c1)).(*model.Channel)
+
+	c1t1 := (<-store.Channel().Get(c1.Id)).Data.(*model.Channel)
+	t1 := c1t1.ExtraUpdateAt
+
+	u1 := model.User{}
+	u1.TeamId = model.NewId()
+	u1.Email = model.NewId()
+	u1.Nickname = model.NewId()
+	Must(store.User().Save(&u1))
+
+	u2 := model.User{}
+	u2.TeamId = model.NewId()
+	u2.Email = model.NewId()
+	u2.Nickname = model.NewId()
+	Must(store.User().Save(&u2))
+
+	o1 := model.ChannelMember{}
+	o1.ChannelId = c1.Id
+	o1.UserId = u1.Id
+	o1.NotifyProps = model.GetDefaultChannelNotifyProps()
+	Must(store.Channel().SaveMember(&o1))
+
+	o2 := model.ChannelMember{}
+	o2.ChannelId = c1.Id
+	o2.UserId = u2.Id
+	o2.NotifyProps = model.GetDefaultChannelNotifyProps()
+	Must(store.Channel().SaveMember(&o2))
+
+	c1t2 := (<-store.Channel().Get(c1.Id)).Data.(*model.Channel)
+	t2 := c1t2.ExtraUpdateAt
+
+	if t2 <= t1 {
+		t.Fatal("Member update time incorrect")
+	}
+
+	count := (<-store.Channel().GetMemberCount(o1.ChannelId)).Data.(int64)
+	if count != 2 {
+		t.Fatal("should have saved 2 members")
+	}
+
+	Must(store.Channel().PermanentDeleteMembersByUser(o2.UserId))
+
+	count = (<-store.Channel().GetMemberCount(o1.ChannelId)).Data.(int64)
+	if count != 1 {
+		t.Fatal("should have removed 1 member")
+	}
+}
+
 func TestChannelStorePermissionsTo(t *testing.T) {
 	Setup()
 

store/sql_oauth_store.go

@@ -332,3 +332,21 @@ func (as SqlOAuthStore) RemoveAuthData(code string) StoreChannel {
 
 	return storeChannel
 }
+
+func (as SqlOAuthStore) PermanentDeleteAuthDataByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := as.GetMaster().Exec("DELETE FROM OAuthAuthData WHERE UserId = :UserId", map[string]interface{}{"UserId": userId})
+		if err != nil {
+			result.Err = model.NewAppError("SqlOAuthStore.RemoveAuthDataByUserId", "We couldn't remove the authorization code", "err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}

store/sql_oauth_store_test.go

@@ -180,3 +180,17 @@ func TestOAuthStoreRemoveAuthData(t *testing.T) {
 		t.Fatal("should have errored - auth code removed")
 	}
 }
+
+func TestOAuthStoreRemoveAuthDataByUser(t *testing.T) {
+	Setup()
+
+	a1 := model.AuthData{}
+	a1.ClientId = model.NewId()
+	a1.UserId = model.NewId()
+	a1.Code = model.NewId()
+	Must(store.OAuth().SaveAuthData(&a1))
+
+	if err := (<-store.OAuth().PermanentDeleteAuthDataByUser(a1.UserId)).Err; err != nil {
+		t.Fatal(err)
+	}
+}

store/sql_post_store.go

@@ -228,6 +228,99 @@ func (s SqlPostStore) Delete(postId string, time int64) StoreChannel {
 	return storeChannel
 }
 
+func (s SqlPostStore) permanentDelete(postId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := s.GetMaster().Exec("DELETE FROM Posts WHERE Id = :Id OR ParentId = :ParentId OR RootId = :RootId", map[string]interface{}{"Id": postId, "ParentId": postId, "RootId": postId})
+		if err != nil {
+			result.Err = model.NewAppError("SqlPostStore.Delete", "We couldn't delete the post", "id="+postId+", err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (s SqlPostStore) permanentDeleteAllCommentByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := s.GetMaster().Exec("DELETE FROM Posts WHERE UserId = :UserId AND RootId != ''", map[string]interface{}{"UserId": userId})
+		if err != nil {
+			result.Err = model.NewAppError("SqlPostStore.permanentDeleteAllCommentByUser", "We couldn't delete the comments for user", "userId="+userId+", err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (s SqlPostStore) PermanentDeleteByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		// First attempt to delete all the comments for a user
+		if r := <-s.permanentDeleteAllCommentByUser(userId); r.Err != nil {
+			result.Err = r.Err
+			storeChannel <- result
+			close(storeChannel)
+			return
+		}
+
+		// Now attempt to delete all the root posts for a user.  This will also
+		// delete all the comments for each post.
+		found := true
+		count := 0
+
+		for found {
+			var ids []string
+			_, err := s.GetMaster().Select(&ids, "SELECT Id FROM Posts WHERE UserId = :UserId LIMIT 1000", map[string]interface{}{"UserId": userId})
+			if err != nil {
+				result.Err = model.NewAppError("SqlPostStore.PermanentDeleteByUser.select", "We couldn't select the posts to delete for the user", "userId="+userId+", err="+err.Error())
+				storeChannel <- result
+				close(storeChannel)
+				return
+			} else {
+				found = false
+				for _, id := range ids {
+					found = true
+					if r := <-s.permanentDelete(id); r.Err != nil {
+						result.Err = r.Err
+						storeChannel <- result
+						close(storeChannel)
+						return
+					}
+				}
+			}
+
+			// This is a fail safe, give up if more than 10K messages
+			count = count + 1
+			if count >= 10 {
+				result.Err = model.NewAppError("SqlPostStore.PermanentDeleteByUser.toolarge", "We couldn't select the posts to delete for the user (too many), please re-run", "userId="+userId)
+				storeChannel <- result
+				close(storeChannel)
+				return
+			}
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 func (s SqlPostStore) GetPosts(channelId string, offset int, limit int) StoreChannel {
 	storeChannel := make(StoreChannel)
 

store/sql_post_store_test.go

@@ -247,6 +247,76 @@ func TestPostStoreDelete2Level(t *testing.T) {
 	}
 }
 
+func TestPostStorePermDelete1Level(t *testing.T) {
+	Setup()
+
+	o1 := &model.Post{}
+	o1.ChannelId = model.NewId()
+	o1.UserId = model.NewId()
+	o1.Message = "a" + model.NewId() + "b"
+	o1 = (<-store.Post().Save(o1)).Data.(*model.Post)
+
+	o2 := &model.Post{}
+	o2.ChannelId = o1.ChannelId
+	o2.UserId = model.NewId()
+	o2.Message = "a" + model.NewId() + "b"
+	o2.ParentId = o1.Id
+	o2.RootId = o1.Id
+	o2 = (<-store.Post().Save(o2)).Data.(*model.Post)
+
+	if r2 := <-store.Post().PermanentDeleteByUser(o2.UserId); r2.Err != nil {
+		t.Fatal(r2.Err)
+	}
+
+	if r3 := (<-store.Post().Get(o1.Id)); r3.Err != nil {
+		t.Fatal("Deleted id shouldn't have failed")
+	}
+
+	if r4 := (<-store.Post().Get(o2.Id)); r4.Err == nil {
+		t.Fatal("Deleted id should have failed")
+	}
+}
+
+func TestPostStorePermDelete1Level2(t *testing.T) {
+	Setup()
+
+	o1 := &model.Post{}
+	o1.ChannelId = model.NewId()
+	o1.UserId = model.NewId()
+	o1.Message = "a" + model.NewId() + "b"
+	o1 = (<-store.Post().Save(o1)).Data.(*model.Post)
+
+	o2 := &model.Post{}
+	o2.ChannelId = o1.ChannelId
+	o2.UserId = model.NewId()
+	o2.Message = "a" + model.NewId() + "b"
+	o2.ParentId = o1.Id
+	o2.RootId = o1.Id
+	o2 = (<-store.Post().Save(o2)).Data.(*model.Post)
+
+	o3 := &model.Post{}
+	o3.ChannelId = model.NewId()
+	o3.UserId = model.NewId()
+	o3.Message = "a" + model.NewId() + "b"
+	o3 = (<-store.Post().Save(o3)).Data.(*model.Post)
+
+	if r2 := <-store.Post().PermanentDeleteByUser(o1.UserId); r2.Err != nil {
+		t.Fatal(r2.Err)
+	}
+
+	if r3 := (<-store.Post().Get(o1.Id)); r3.Err == nil {
+		t.Fatal("Deleted id should have failed")
+	}
+
+	if r4 := (<-store.Post().Get(o2.Id)); r4.Err == nil {
+		t.Fatal("Deleted id should have failed")
+	}
+
+	if r5 := (<-store.Post().Get(o3.Id)); r5.Err != nil {
+		t.Fatal("Deleted id shouldn't have failed")
+	}
+}
+
 func TestPostStoreGetWithChildren(t *testing.T) {
 	Setup()
 

store/sql_preference_store.go

@@ -239,3 +239,21 @@ func (s SqlPreferenceStore) GetAll(userId string) StoreChannel {
 
 	return storeChannel
 }
+
+func (s SqlPreferenceStore) PermanentDeleteByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := s.GetMaster().Exec(
+			`DELETE FROM Preferences WHERE UserId = :UserId`, map[string]interface{}{"UserId": userId}); err != nil {
+			result.Err = model.NewAppError("SqlPreferenceStore.Delete", "We encountered an error while deleteing preferences", err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}

store/sql_preference_store_test.go

@@ -192,3 +192,43 @@ func TestPreferenceGetAll(t *testing.T) {
 		}
 	}
 }
+
+func TestPreferenceDelete(t *testing.T) {
+	Setup()
+
+	userId := model.NewId()
+	category := model.PREFERENCE_CATEGORY_DIRECT_CHANNEL_SHOW
+	name := model.NewId()
+
+	preferences := model.Preferences{
+		{
+			UserId:   userId,
+			Category: category,
+			Name:     name,
+		},
+		// same user/category, different name
+		{
+			UserId:   userId,
+			Category: category,
+			Name:     model.NewId(),
+		},
+		// same user/name, different category
+		{
+			UserId:   userId,
+			Category: model.NewId(),
+			Name:     name,
+		},
+		// same name/category, different user
+		{
+			UserId:   model.NewId(),
+			Category: category,
+			Name:     name,
+		},
+	}
+
+	Must(store.Preference().Save(&preferences))
+
+	if result := <-store.Preference().PermanentDeleteByUser(userId); result.Err != nil {
+		t.Fatal(result.Err)
+	}
+}

store/sql_session_store.go

@@ -158,6 +158,24 @@ func (me SqlSessionStore) RemoveAllSessionsForTeam(teamId string) StoreChannel {
 	return storeChannel
 }
 
+func (me SqlSessionStore) PermanentDeleteSessionsByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := me.GetMaster().Exec("DELETE FROM Sessions WHERE UserId = :UserId", map[string]interface{}{"UserId": userId})
+		if err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.RemoveAllSessionsForUser", "We couldn't remove all the sessions for the user", "id="+userId+", err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 func (me SqlSessionStore) CleanUpExpiredSessions(userId string) StoreChannel {
 	storeChannel := make(StoreChannel)
 

store/sql_session_store_test.go

@@ -103,6 +103,29 @@ func TestSessionRemoveAll(t *testing.T) {
 	}
 }
 
+func TestSessionRemoveByUser(t *testing.T) {
+	Setup()
+
+	s1 := model.Session{}
+	s1.UserId = model.NewId()
+	s1.TeamId = model.NewId()
+	Must(store.Session().Save(&s1))
+
+	if rs1 := (<-store.Session().Get(s1.Id)); rs1.Err != nil {
+		t.Fatal(rs1.Err)
+	} else {
+		if rs1.Data.(*model.Session).Id != s1.Id {
+			t.Fatal("should match")
+		}
+	}
+
+	Must(store.Session().PermanentDeleteSessionsByUser(s1.UserId))
+
+	if rs2 := (<-store.Session().Get(s1.Id)); rs2.Err == nil {
+		t.Fatal("should have been removed")
+	}
+}
+
 func TestSessionRemoveToken(t *testing.T) {
 	Setup()
 

store/sql_team_store.go

@@ -300,3 +300,20 @@ func (s SqlTeamStore) GetAllTeamListing() StoreChannel {
 
 	return storeChannel
 }
+
+func (s SqlTeamStore) PermanentDelete(teamId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := s.GetMaster().Exec("DELETE FROM Teams WHERE Id = :TeamId", map[string]interface{}{"TeamId": teamId}); err != nil {
+			result.Err = model.NewAppError("SqlTeamStore.Delete", "We couldn't delete the existing team", "teamId="+teamId+", "+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}

store/sql_team_store_test.go

@@ -238,3 +238,26 @@ func TestAllTeamListing(t *testing.T) {
 		}
 	}
 }
+
+func TestDelete(t *testing.T) {
+	Setup()
+
+	o1 := model.Team{}
+	o1.DisplayName = "DisplayName"
+	o1.Name = "a" + model.NewId() + "b"
+	o1.Email = model.NewId() + "@nowhere.com"
+	o1.Type = model.TEAM_OPEN
+	o1.AllowTeamListing = true
+	Must(store.Team().Save(&o1))
+
+	o2 := model.Team{}
+	o2.DisplayName = "DisplayName"
+	o2.Name = "a" + model.NewId() + "b"
+	o2.Email = model.NewId() + "@nowhere.com"
+	o2.Type = model.TEAM_OPEN
+	Must(store.Team().Save(&o2))
+
+	if r1 := <-store.Team().PermanentDelete(o1.Id); r1.Err != nil {
+		t.Fatal(r1.Err)
+	}
+}

store/sql_user_store.go

@@ -554,3 +554,21 @@ func (us SqlUserStore) GetTotalActiveUsersCount() StoreChannel {
 
 	return storeChannel
 }
+
+func (us SqlUserStore) PermanentDelete(userId string) StoreChannel {
+
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := us.GetMaster().Exec("DELETE FROM Users WHERE Id = :UserId", map[string]interface{}{"UserId": userId}); err != nil {
+			result.Err = model.NewAppError("SqlUserStore.GetByEmail", "We couldn't delete the existing account", "userId="+userId+", "+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}

store/sql_user_store_test.go

@@ -377,3 +377,16 @@ func TestUserStoreUpdatePassword(t *testing.T) {
 		}
 	}
 }
+
+func TestUserStoreDelete(t *testing.T) {
+	Setup()
+
+	u1 := model.User{}
+	u1.TeamId = model.NewId()
+	u1.Email = model.NewId()
+	Must(store.User().Save(&u1))
+
+	if err := (<-store.User().PermanentDelete(u1.Id)).Err; err != nil {
+		t.Fatal(err)
+	}
+}

store/sql_webhook_store.go

@@ -116,6 +116,24 @@ func (s SqlWebhookStore) DeleteIncoming(webhookId string, time int64) StoreChann
 	return storeChannel
 }
 
+func (s SqlWebhookStore) PermanentDeleteIncomingByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := s.GetMaster().Exec("DELETE FROM IncomingWebhooks WHERE UserId = :UserId", map[string]interface{}{"UserId": userId})
+		if err != nil {
+			result.Err = model.NewAppError("SqlWebhookStore.DeleteIncomingByUser", "We couldn't delete the webhook", "id="+userId+", err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 func (s SqlWebhookStore) GetIncomingByUser(userId string) StoreChannel {
 	storeChannel := make(StoreChannel)
 
@@ -294,6 +312,24 @@ func (s SqlWebhookStore) DeleteOutgoing(webhookId string, time int64) StoreChann
 	return storeChannel
 }
 
+func (s SqlWebhookStore) PermanentDeleteOutgoingByUser(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := s.GetMaster().Exec("DELETE FROM OutgoingWebhooks WHERE CreatorId = :UserId", map[string]interface{}{"UserId": userId})
+		if err != nil {
+			result.Err = model.NewAppError("SqlWebhookStore.DeleteOutgoingByUser", "We couldn't delete the webhook", "id="+userId+", err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
 func (s SqlWebhookStore) UpdateOutgoing(hook *model.OutgoingWebhook) StoreChannel {
 	storeChannel := make(StoreChannel)
 

store/sql_webhook_store_test.go

@@ -103,6 +103,34 @@ func TestWebhookStoreDeleteIncoming(t *testing.T) {
 	}
 }
 
+func TestWebhookStoreDeleteIncomingByUser(t *testing.T) {
+	Setup()
+
+	o1 := &model.IncomingWebhook{}
+	o1.ChannelId = model.NewId()
+	o1.UserId = model.NewId()
+	o1.TeamId = model.NewId()
+
+	o1 = (<-store.Webhook().SaveIncoming(o1)).Data.(*model.IncomingWebhook)
+
+	if r1 := <-store.Webhook().GetIncoming(o1.Id); r1.Err != nil {
+		t.Fatal(r1.Err)
+	} else {
+		if r1.Data.(*model.IncomingWebhook).CreateAt != o1.CreateAt {
+			t.Fatal("invalid returned webhook")
+		}
+	}
+
+	if r2 := <-store.Webhook().PermanentDeleteIncomingByUser(o1.UserId); r2.Err != nil {
+		t.Fatal(r2.Err)
+	}
+
+	if r3 := (<-store.Webhook().GetIncoming(o1.Id)); r3.Err == nil {
+		t.Log(r3.Data)
+		t.Fatal("Missing id should have failed")
+	}
+}
+
 func TestWebhookStoreSaveOutgoing(t *testing.T) {
 	Setup()
 
@@ -258,6 +286,35 @@ func TestWebhookStoreDeleteOutgoing(t *testing.T) {
 	}
 }
 
+func TestWebhookStoreDeleteOutgoingByUser(t *testing.T) {
+	Setup()
+
+	o1 := &model.OutgoingWebhook{}
+	o1.ChannelId = model.NewId()
+	o1.CreatorId = model.NewId()
+	o1.TeamId = model.NewId()
+	o1.CallbackURLs = []string{"http://nowhere.com/"}
+
+	o1 = (<-store.Webhook().SaveOutgoing(o1)).Data.(*model.OutgoingWebhook)
+
+	if r1 := <-store.Webhook().GetOutgoing(o1.Id); r1.Err != nil {
+		t.Fatal(r1.Err)
+	} else {
+		if r1.Data.(*model.OutgoingWebhook).CreateAt != o1.CreateAt {
+			t.Fatal("invalid returned webhook")
+		}
+	}
+
+	if r2 := <-store.Webhook().PermanentDeleteOutgoingByUser(o1.CreatorId); r2.Err != nil {
+		t.Fatal(r2.Err)
+	}
+
+	if r3 := (<-store.Webhook().GetOutgoing(o1.Id)); r3.Err == nil {
+		t.Log(r3.Data)
+		t.Fatal("Missing id should have failed")
+	}
+}
+
 func TestWebhookStoreUpdateOutgoing(t *testing.T) {
 	Setup()
 

store/store.go

@@ -52,6 +52,7 @@ type TeamStore interface {
 	GetAll() StoreChannel
 	GetAllTeamListing() StoreChannel
 	GetByInviteId(inviteId string) StoreChannel
+	PermanentDelete(teamId string) StoreChannel
 }
 
 type ChannelStore interface {
@@ -60,6 +61,7 @@ type ChannelStore interface {
 	Update(channel *model.Channel) StoreChannel
 	Get(id string) StoreChannel
 	Delete(channelId string, time int64) StoreChannel
+	PermanentDeleteByTeam(teamId string) StoreChannel
 	GetByName(team_id string, domain string) StoreChannel
 	GetChannels(teamId string, userId string) StoreChannel
 	GetMoreChannels(teamId string, userId string) StoreChannel
@@ -72,6 +74,7 @@ type ChannelStore interface {
 	GetMember(channelId string, userId string) StoreChannel
 	GetMemberCount(channelId string) StoreChannel
 	RemoveMember(channelId string, userId string) StoreChannel
+	PermanentDeleteMembersByUser(userId string) StoreChannel
 	GetExtraMembers(channelId string, limit int) StoreChannel
 	CheckPermissionsTo(teamId string, channelId string, userId string) StoreChannel
 	CheckOpenChannelPermissions(teamId string, channelId string) StoreChannel
@@ -86,6 +89,7 @@ type PostStore interface {
 	Update(post *model.Post, newMessage string, newHashtags string) StoreChannel
 	Get(id string) StoreChannel
 	Delete(postId string, time int64) StoreChannel
+	PermanentDeleteByUser(userId string) StoreChannel
 	GetPosts(channelId string, offset int, limit int) StoreChannel
 	GetPostsBefore(channelId string, postId string, numPosts int, offset int) StoreChannel
 	GetPostsAfter(channelId string, postId string, numPosts int, offset int) StoreChannel
@@ -118,6 +122,7 @@ type UserStore interface {
 	GetTotalUsersCount() StoreChannel
 	GetTotalActiveUsersCount() StoreChannel
 	GetSystemAdminProfiles() StoreChannel
+	PermanentDelete(userId string) StoreChannel
 }
 
 type SessionStore interface {
@@ -126,6 +131,7 @@ type SessionStore interface {
 	GetSessions(userId string) StoreChannel
 	Remove(sessionIdOrToken string) StoreChannel
 	RemoveAllSessionsForTeam(teamId string) StoreChannel
+	PermanentDeleteSessionsByUser(teamId string) StoreChannel
 	UpdateLastActivityAt(sessionId string, time int64) StoreChannel
 	UpdateRoles(userId string, roles string) StoreChannel
 }
@@ -133,6 +139,7 @@ type SessionStore interface {
 type AuditStore interface {
 	Save(audit *model.Audit) StoreChannel
 	Get(user_id string, limit int) StoreChannel
+	PermanentDeleteByUser(userId string) StoreChannel
 }
 
 type OAuthStore interface {
@@ -143,6 +150,7 @@ type OAuthStore interface {
 	SaveAuthData(authData *model.AuthData) StoreChannel
 	GetAuthData(code string) StoreChannel
 	RemoveAuthData(code string) StoreChannel
+	PermanentDeleteAuthDataByUser(userId string) StoreChannel
 	SaveAccessData(accessData *model.AccessData) StoreChannel
 	GetAccessData(token string) StoreChannel
 	GetAccessDataByAuthCode(authCode string) StoreChannel
@@ -161,12 +169,14 @@ type WebhookStore interface {
 	GetIncomingByUser(userId string) StoreChannel
 	GetIncomingByChannel(channelId string) StoreChannel
 	DeleteIncoming(webhookId string, time int64) StoreChannel
+	PermanentDeleteIncomingByUser(userId string) StoreChannel
 	SaveOutgoing(webhook *model.OutgoingWebhook) StoreChannel
 	GetOutgoing(id string) StoreChannel
 	GetOutgoingByCreator(userId string) StoreChannel
 	GetOutgoingByChannel(channelId string) StoreChannel
 	GetOutgoingByTeam(teamId string) StoreChannel
 	DeleteOutgoing(webhookId string, time int64) StoreChannel
+	PermanentDeleteOutgoingByUser(userId string) StoreChannel
 	UpdateOutgoing(hook *model.OutgoingWebhook) StoreChannel
 }
 
@@ -175,4 +185,5 @@ type PreferenceStore interface {
 	Get(userId string, category string, name string) StoreChannel
 	GetCategory(userId string, category string) StoreChannel
 	GetAll(userId string) StoreChannel
+	PermanentDeleteByUser(userId string) StoreChannel
 }

utils/config.go

@@ -59,8 +59,7 @@ func FindDir(dir string) string {
 func ConfigureCmdLineLog() {
 	ls := model.LogSettings{}
 	ls.EnableConsole = true
-	ls.ConsoleLevel = "ERROR"
-	ls.EnableFile = false
+	ls.ConsoleLevel = "WARN"
 	configureLog(&ls)
 }
 
@@ -72,6 +71,8 @@ func configureLog(s *model.LogSettings) {
 		level := l4g.DEBUG
 		if s.ConsoleLevel == "INFO" {
 			level = l4g.INFO
+		} else if s.ConsoleLevel == "WARN" {
+			level = l4g.WARNING
 		} else if s.ConsoleLevel == "ERROR" {
 			level = l4g.ERROR
 		}
@@ -90,6 +91,8 @@ func configureLog(s *model.LogSettings) {
 		level := l4g.DEBUG
 		if s.FileLevel == "INFO" {
 			level = l4g.INFO
+		} else if s.FileLevel == "WARN" {
+			level = l4g.WARNING
 		} else if s.FileLevel == "ERROR" {
 			level = l4g.ERROR
 		}