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main.go
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main.go
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// synapse_manage project main.go
package main
import (
"bufio"
"bytes"
"encoding/json"
"errors"
"flag"
"fmt"
"io/ioutil"
"log"
"net/http"
"net/url"
"os"
"strings"
"syscall"
"time"
"golang.org/x/crypto/ssh/terminal"
)
var protected = map[string]bool{
"#pentest:matrix.ais": true,
"#pentest-help:matrix.ais": true,
"#scoping:matrix.ais": true,
"#noot:matrix.ais": true,
"#oscx:matrix.ais": true,
"#poltics:matrix.ais": true,
"#reporting:matrix.ais": true,
"#sot:matrix.ais": true,
"#vso:matrix.ais": true,
"#wellington:matrix.ais": true,
"#phishing:matrix.ais": true,
"#aws:matrix.ais": true,
}
type Identifier struct {
IdentifierType string `json:"type"` //"type": "m.id.user"
User string `json:"user"` // "user": "<user_id or user localpart>"
}
type Login struct {
LoginType string `json:"type"` //"type": "m.login.password",
Iden Identifier `json:"identifier"`
Password string `json:"password"`
}
type AuthorisationResponse struct {
UserID string `json:"user_id"`
AccessToken string `json:"access_token"`
HomeServer string `json:"home_server"`
DeviceID string `json:"device_id"`
}
type authorisationHeaderTransport struct {
underlyingTransport http.RoundTripper
authToken string
}
type Room struct {
Room_id string
Name string
Canonical_alias string
Creator string `json:"creator"`
Encryption string `json:"encryption"`
JoinedMembers int `json:"joined_local_members"`
}
type RoomsList struct {
Offset int
Total_rooms int
Rooms []Room
}
//Apply auth token to each request we have to make
func (t *authorisationHeaderTransport) RoundTrip(req *http.Request) (*http.Response, error) {
req.Header.Add("Authorization", "Bearer "+t.authToken)
return t.underlyingTransport.RoundTrip(req)
}
func login(baseURL, user, pass string) (string, error) {
loginStruct := Login{
LoginType: "m.login.password",
Password: pass,
Iden: Identifier{
IdentifierType: "m.id.user",
User: user,
},
}
login_info, err := json.Marshal(loginStruct)
if err != nil {
return "", err
}
auth, err := http.Post(baseURL+"/_matrix/client/r0/login", "application/json", bytes.NewBuffer(login_info))
if err != nil {
return "", err
}
defer auth.Body.Close()
body, err := ioutil.ReadAll(auth.Body)
if err != nil {
return "", err
}
var authResp AuthorisationResponse
err = json.Unmarshal(body, &authResp)
if err != nil {
return "", err
}
if len(authResp.AccessToken) == 0 {
return "", errors.New("Access token was empty for some reason. " + string(body))
}
return authResp.AccessToken, nil
}
func logout(baseURL string, client *http.Client) error {
req, err := http.NewRequest("POST", baseURL+"/_matrix/client/r0/logout", nil)
if err != nil {
return err
}
_, err = client.Do(req)
return err
}
func ls(baseURL string, client *http.Client) error {
req, err := http.NewRequest("GET", baseURL+"/_synapse/admin/v2/users", nil)
if err != nil {
return err
}
usersList, err := client.Do(req)
if err != nil {
return err
}
defer usersList.Body.Close()
body, err := ioutil.ReadAll(usersList.Body)
if err != nil {
return err
}
var out bytes.Buffer
json.Indent(&out, body, "", "\t")
fmt.Println(out.String())
return err
}
func query(baseURL, who string, client *http.Client) error {
req, err := http.NewRequest("GET", baseURL+"/_synapse/admin/v2/users/"+who, nil) // This call is set to be depricated, however the stated replacement doesnt work as of synapse 1.9.0
if err != nil {
return err
}
userActivity, err := client.Do(req)
if err != nil {
return err
}
defer userActivity.Body.Close()
body, err := ioutil.ReadAll(userActivity.Body)
if err != nil {
return err
}
var out bytes.Buffer
json.Indent(&out, body, "", "\t")
fmt.Println(out.String())
return err
}
func deactivate(baseURL, who string, client *http.Client) error {
req, err := http.NewRequest("POST", baseURL+"/_synapse/admin/v1/deactivate/"+who, bytes.NewBuffer([]byte(`{"erase":true}`)))
req.Header.Add("Content-Type", "application/json")
if err != nil {
return err
}
deactivateResponse, err := client.Do(req)
if err != nil {
return err
}
defer deactivateResponse.Body.Close()
body, err := ioutil.ReadAll(deactivateResponse.Body)
if err != nil {
return err
}
fmt.Println(string(body))
return err
}
func reset(baseURL, who, pass string, client *http.Client) error {
userAttr := struct {
Password string `json:"password"`
Deactivated bool `json:"deactivated"`
}{
Password: pass,
Deactivated: false,
}
b, _ := json.Marshal(&userAttr)
req, err := http.NewRequest("PUT", baseURL+"/_synapse/admin/v2/users/"+who, bytes.NewReader(b))
req.Header.Add("Content-Type", "application/json")
if err != nil {
return err
}
resetResponse, err := client.Do(req)
if err != nil {
return err
}
defer resetResponse.Body.Close()
b, err = ioutil.ReadAll(resetResponse.Body)
if err != nil {
return err
}
fmt.Println(string(b))
return nil
}
func delete(baseURL, room string, client *http.Client) error {
req, err := http.NewRequest("POST", baseURL+"/_synapse/admin/v1/rooms/"+room+"/delete", bytes.NewBuffer([]byte("{}")))
req.Header.Add("Content-Type", "application/json")
if err != nil {
return err
}
resetResponse, err := client.Do(req)
if err != nil {
return err
}
defer resetResponse.Body.Close()
body, err := ioutil.ReadAll(resetResponse.Body)
if err != nil {
return err
}
if bytes.Contains(body, []byte("errcode")) {
return errors.New("Unable to delete room: " + string(body))
}
fmt.Println(string(body))
return nil
}
func autodelete(baseURL string, client *http.Client) error {
list, err := ls_room(baseURL, client)
var listRooms RoomsList
err = json.Unmarshal([]byte(list), &listRooms)
if err != nil {
return err
}
type roomDetails struct {
name string
roomID string
}
var roomsToDelete []roomDetails
i := 0
for _, room := range listRooms.Rooms {
if room.JoinedMembers == 0 { // Currently you can only destroy rooms with 0 members
if _, ok := protected[strings.TrimSpace(room.Canonical_alias)]; ok {
fmt.Print("\nLooks like autodelete is trying to delete protected room ", room.Canonical_alias, "(", room.Room_id, "). Unable to delete protected rooms as failsafe")
return nil
}
roomsToDelete = append(roomsToDelete, roomDetails{room.Name, room.Room_id})
i++
}
}
fmt.Println(i, " rooms to delete")
for _, m := range roomsToDelete {
fmt.Println("\t", m.name, ":", m.roomID)
}
fmt.Print("Continue? (N/y) ")
var response string
_, err = fmt.Scanln(&response)
response = strings.TrimSpace(response)
if response != "y" && response != "Y" {
return nil
}
for _, m := range roomsToDelete {
fmt.Println("Deleting ", m.roomID)
err := delete(baseURL, m.roomID, client)
if err != nil {
log.Println("\t", err)
}
}
fmt.Println("Deleted ", i, " rooms")
return nil
}
func ls_room(baseURL string, client *http.Client) (string, error) {
req, err := http.NewRequest("GET", baseURL+"/_synapse/admin/v1/rooms", nil)
if err != nil {
return "", err
}
listRooms, err := client.Do(req)
if err != nil {
return "", err
}
defer listRooms.Body.Close()
body, err := ioutil.ReadAll(listRooms.Body)
if err != nil {
return "", err
}
var out bytes.Buffer
json.Indent(&out, body, "", "\t") // Format json so a human can read it
return out.String(), err
}
func checkEncrypt(baseURL string, client *http.Client) error {
rooms, err := ls_room(baseURL, client)
if err != nil {
return err
}
var rl RoomsList
err = json.Unmarshal([]byte(rooms), &rl)
if err != nil {
return err
}
for _, v := range rl.Rooms {
if !strings.Contains(v.Encryption, "olm") {
log.Println("Room Id: ", v.Room_id)
log.Println("Name: ", v.Name)
log.Println("Creator: ", v.Creator)
log.Println("Encryption: ", v.Encryption)
}
}
return nil
}
func forceJoin(baseURL, userName, room string, client *http.Client) error {
user := struct {
UserID string `json:"user_id"`
}{
UserID: userName,
}
b, err := json.Marshal(&user)
if err != nil {
return err
}
listRooms, err := client.Post(baseURL+"/_synapse/admin/v1/join/"+room, "application/json", bytes.NewReader(b))
if err != nil {
return err
}
defer listRooms.Body.Close()
body, err := ioutil.ReadAll(listRooms.Body)
if err != nil {
return err
}
var out bytes.Buffer
json.Indent(&out, body, "", "\t") // Format json so a human can read it
fmt.Println(out.String())
return err
}
func deleteOldContent(baseURL string, client *http.Client) error {
clearContent, err := client.Post(fmt.Sprintf("%s/_synapse/admin/v1/media/matrix.ais/delete?before_ts=%d", baseURL, time.Now().UnixNano()-604800), "application/json", bytes.NewReader([]byte("{}")))
if err != nil {
return err
}
defer clearContent.Body.Close()
body, err := ioutil.ReadAll(clearContent.Body)
if err != nil {
return err
}
var out bytes.Buffer
json.Indent(&out, body, "", "\t") // Format json so a human can read it
fmt.Println(out.String())
return err
}
func getSensitive() string {
bytePassword, err := terminal.ReadPassword(int(syscall.Stdin)) // Turns off stdin echo
if err != nil {
log.Fatal(err)
}
password := string(bytePassword)
return strings.TrimSpace(password)
}
func main() {
serverUrl := flag.String("url", "http://localhost:8008", "The URL that points towards the matrix server")
userList := flag.Bool("ls_users", false, "List all users, requires no arguments")
listRooms := flag.Bool("ls_rooms", false, "List all rooms, requires no arguments")
autoDelete := flag.Bool("auto_delete", false, "Delete all rooms with 0 members joined to them")
checkEncryption := flag.Bool("check_encryption", false, "Check encryption is enabled on all rooms, prints any room without encryption")
deactivateTarget := flag.String("deactivate", "", "Deactivate an account, eg -deactivate @target:matrix.ais")
resetTarget := flag.String("reset", "", "Reset users account with new password, eg -reset @target:matrix.ais")
queryTarget := flag.String("query", "", "Queries a user and gets last ip, user agent, eg -query @target:matrix.ais")
deleteTarget := flag.String("delete", "", "Delete a room from the database, typically so it can be reclaimed if everyone left, eg -delete !oqhoCmLzNgkVlLgxQp:matrix.ais, this can be found in the database of room_aliases")
forceJoinTarget := flag.String("join", "", "Target join to a room, e.g -forceJoinTarget @target:matrix.ais")
deleteContent := flag.Bool("delete_old_content", false, "Delete all local content on the server older than a week")
flag.Parse()
u, err := url.Parse(*serverUrl)
if err != nil {
log.Fatal("Please enter valid URL")
}
if !*deleteContent && len(*forceJoinTarget) == 0 && len(*deactivateTarget) == 0 && !*userList && len(*resetTarget) == 0 && len(*queryTarget) == 0 && len(*deleteTarget) == 0 && !*checkEncryption && !*listRooms && !*autoDelete {
flag.PrintDefaults()
log.Fatal("Please specify an option")
}
reader := bufio.NewReader(os.Stdin)
fmt.Fprint(os.Stderr, "Synapse admin username: ")
username, _ := reader.ReadString('\n')
username = strings.TrimSpace(username)
fmt.Fprint(os.Stderr, "Synapse admin password: ")
password := getSensitive() // Turn off echoing of stdin
fmt.Print("\n")
serverString := u.Scheme + "://" + u.Host
token, err := login(serverString, username, password)
if err != nil {
log.Fatal(err)
}
// Once we have the auth token, apply it to every API call we make, and destroy it after
client := &http.Client{Transport: &authorisationHeaderTransport{underlyingTransport: http.DefaultTransport, authToken: token}}
defer func() {
if err := logout(serverString, client); err != nil {
log.Fatal(err)
}
}()
if len(*deactivateTarget) != 0 {
err = deactivate(serverString, *deactivateTarget, client)
} else if *userList {
err = ls(serverString, client)
} else if len(*queryTarget) != 0 {
err = query(serverString, *queryTarget, client)
} else if len(*resetTarget) != 0 {
fmt.Print("Enter new user password for ", *resetTarget, ": ")
err = reset(serverString, *resetTarget, getSensitive(), client)
} else if len(*deleteTarget) != 0 {
err = delete(serverString, *deleteTarget, client)
} else if *listRooms {
var rooms string
rooms, err = ls_room(serverString, client)
fmt.Println(rooms)
} else if *autoDelete {
err = autodelete(serverString, client)
} else if *checkEncryption {
err = checkEncrypt(serverString, client)
} else if len(*forceJoinTarget) != 0 {
fmt.Fprint(os.Stderr, "Room to join: ")
room, _ := reader.ReadString('\n')
room = strings.TrimSpace(room)
err = forceJoin(serverString, *forceJoinTarget, room, client)
} else if *deleteContent {
err = deleteOldContent(serverString, client)
}
if err != nil {
log.Fatal(err)
}
}