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feat: added protobuf tcp protocol for control

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just imported mumble's .proto file and added prost to get the rust
structs

Co-authored-by: frelodev <frelodev@gmail.com>
This commit is contained in:
əlemi 2024-02-18 23:56:59 +01:00
parent 0a0603a338
commit 2f4b52e09d
7 changed files with 644 additions and 3 deletions
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7
Cargo.toml
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@ -14,12 +14,17 @@ description = "check mumble server stats using http requests"
axum = "0.7.4"
chrono = "0.4"
clap = { version = "4.5", features = ["derive"] }
native-tls = "0.2.11"
prost = "0.12.3"
serde = { version = "1.0.196", features = ["derive"] }
tokio = { version = "1.36", features = ["net", "macros", "rt-multi-thread", "io-util"] }
tokio-native-tls = "0.3.1"
tonic = "0.11.0"
tracing = "0.1.40"
tracing-subscriber = "0.3.18"
[dev-dependencies]
[build-dependencies]
tonic-build = "0.11.0"
[features]
default = []

9
build.rs Normal file
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@ -0,0 +1,9 @@
fn main() -> Result<(), Box<dyn std::error::Error>> {
tonic_build::configure()
.compile(
&["src/tcp/mumble.proto"],
&["src/tcp"],
)
.unwrap();
Ok(())
}

2
src/mumble.rs
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@ -2,7 +2,7 @@ use std::net::SocketAddr;
use tokio::net::UdpSocket;
use crate::proto::{PingPacket, PongPacket};
use crate::udp::proto::{PingPacket, PongPacket};
#[derive(serde::Serialize)]
pub struct ServerInfo {

3
src/tcp/mod.rs Normal file
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@ -0,0 +1,3 @@
pub mod proto {
tonic::include_proto!("mumble");
}

623
src/tcp/mumble.proto Normal file
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@ -0,0 +1,623 @@
// https://github.com/mumble-voip/mumble/blob/master/src/Mumble.proto
//
// Copyright 2009-2023 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
syntax = "proto2";
package mumble;
option optimize_for = SPEED;
message Version {
// Legacy version number format.
optional uint32 version_v1 = 1;
// New version number format.
// Necessary since patch level may exceed 255. (See https://github.com/mumble-voip/mumble/issues/5827)
optional uint64 version_v2 = 5;
// Client release name.
optional string release = 2;
// Client OS name.
optional string os = 3;
// Client OS version.
optional string os_version = 4;
}
// Not used. Not even for tunneling UDP through TCP.
message UDPTunnel {
// Not used.
required bytes packet = 1;
}
// Used by the client to send the authentication credentials to the server.
message Authenticate {
// UTF-8 encoded username.
optional string username = 1;
// Server or user password.
optional string password = 2;
// Additional access tokens for server ACL groups.
repeated string tokens = 3;
// A list of CELT bitstream version constants supported by the client.
repeated int32 celt_versions = 4;
optional bool opus = 5 [default = false];
// 0 = REGULAR, 1 = BOT
optional int32 client_type = 6 [default = 0];
}
// Sent by the client to notify the server that the client is still alive.
// Server must reply to the packet with the same timestamp and its own
// good/late/lost/resync numbers. None of the fields is strictly required.
message Ping {
// Client timestamp. Server should not attempt to decode.
optional uint64 timestamp = 1;
// The amount of good packets received.
optional uint32 good = 2;
// The amount of late packets received.
optional uint32 late = 3;
// The amount of packets never received.
optional uint32 lost = 4;
// The amount of nonce resyncs.
optional uint32 resync = 5;
// The total amount of UDP packets received.
optional uint32 udp_packets = 6;
// The total amount of TCP packets received.
optional uint32 tcp_packets = 7;
// UDP ping average.
optional float udp_ping_avg = 8;
// UDP ping variance.
optional float udp_ping_var = 9;
// TCP ping average.
optional float tcp_ping_avg = 10;
// TCP ping variance.
optional float tcp_ping_var = 11;
}
// Sent by the server when it rejects the user connection.
message Reject {
enum RejectType {
// The rejection reason is unknown (details should be available
// in Reject.reason).
None = 0;
// The client attempted to connect with an incompatible version.
WrongVersion = 1;
// The user name supplied by the client was invalid.
InvalidUsername = 2;
// The client attempted to authenticate as a user with a password but it
// was wrong.
WrongUserPW = 3;
// The client attempted to connect to a passworded server but the password
// was wrong.
WrongServerPW = 4;
// Supplied username is already in use.
UsernameInUse = 5;
// Server is currently full and cannot accept more users.
ServerFull = 6;
// The user did not provide a certificate but one is required.
NoCertificate = 7;
AuthenticatorFail = 8;
}
// Rejection type.
optional RejectType type = 1;
// Human readable rejection reason.
optional string reason = 2;
}
// ServerSync message is sent by the server when it has authenticated the user
// and finished synchronizing the server state.
message ServerSync {
// The session of the current user.
optional uint32 session = 1;
// Maximum bandwidth that the user should use.
optional uint32 max_bandwidth = 2;
// Server welcome text.
optional string welcome_text = 3;
// Current user permissions in the root channel.
// Note: The permissions data type usually is uin32 (e.g. in PermissionQuery and PermissionDenied messages). Here
// it is uint64 because of an oversight in the past. Nonetheless it should never exceed the uin32 range.
// See also: https://github.com/mumble-voip/mumble/issues/5139
optional uint64 permissions = 4;
}
// Sent by the client when it wants a channel removed. Sent by the server when
// a channel has been removed and clients should be notified.
message ChannelRemove {
required uint32 channel_id = 1;
}
// Used to communicate channel properties between the client and the server.
// Sent by the server during the login process or when channel properties are
// updated. Client may use this message to update said channel properties.
message ChannelState {
// Unique ID for the channel within the server.
optional uint32 channel_id = 1;
// channel_id of the parent channel.
optional uint32 parent = 2;
// UTF-8 encoded channel name.
optional string name = 3;
// A collection of channel id values of the linked channels. Absent during
// the first channel listing.
repeated uint32 links = 4;
// UTF-8 encoded channel description. Only if the description is less than
// 128 bytes
optional string description = 5;
// A collection of channel_id values that should be added to links.
repeated uint32 links_add = 6;
// A collection of channel_id values that should be removed from links.
repeated uint32 links_remove = 7;
// True if the channel is temporary.
optional bool temporary = 8 [default = false];
// Position weight to tweak the channel position in the channel list.
optional int32 position = 9 [default = 0];
// SHA1 hash of the description if the description is 128 bytes or more.
optional bytes description_hash = 10;
// Maximum number of users allowed in the channel. If this value is zero,
// the maximum number of users allowed in the channel is given by the
// server's "usersperchannel" setting.
optional uint32 max_users = 11;
// Whether this channel has enter restrictions (ACL denying ENTER) set
optional bool is_enter_restricted = 12;
// Whether the receiver of this msg is considered to be able to enter this channel
optional bool can_enter = 13;
}
// Used to communicate user leaving or being kicked. May be sent by the client
// when it attempts to kick a user. Sent by the server when it informs the
// clients that a user is not present anymore.
message UserRemove {
// The user who is being kicked, identified by their session, not present
// when no one is being kicked.
required uint32 session = 1;
// The user who initiated the removal. Either the user who performs the kick
// or the user who is currently leaving.
optional uint32 actor = 2;
// Reason for the kick, stored as the ban reason if the user is banned.
optional string reason = 3;
// True if the kick should result in a ban.
optional bool ban = 4;
}
// Sent by the server when it communicates new and changed users to client.
// First seen during login procedure. May be sent by the client when it wishes
// to alter its state.
message UserState {
message VolumeAdjustment {
optional uint32 listening_channel = 1;
optional float volume_adjustment = 2;
}
// Unique user session ID of the user whose state this is, may change on
// reconnect.
optional uint32 session = 1;
// The session of the user who is updating this user.
optional uint32 actor = 2;
// User name, UTF-8 encoded.
optional string name = 3;
// Registered user ID if the user is registered.
optional uint32 user_id = 4;
// Channel on which the user is.
optional uint32 channel_id = 5;
// True if the user is muted by admin.
optional bool mute = 6;
// True if the user is deafened by admin.
optional bool deaf = 7;
// True if the user has been suppressed from talking by a reason other than
// being muted.
optional bool suppress = 8;
// True if the user has muted self.
optional bool self_mute = 9;
// True if the user has deafened self.
optional bool self_deaf = 10;
// User image if it is less than 128 bytes.
optional bytes texture = 11;
// The positional audio plugin identifier.
// Positional audio information is only sent to users who share
// identical plugin contexts.
//
// This value is not transmitted to clients.
optional bytes plugin_context = 12;
// The user's plugin-specific identity.
// This value is not transmitted to clients.
optional string plugin_identity = 13;
// User comment if it is less than 128 bytes.
optional string comment = 14;
// The hash of the user certificate.
optional string hash = 15;
// SHA1 hash of the user comment if it 128 bytes or more.
optional bytes comment_hash = 16;
// SHA1 hash of the user picture if it 128 bytes or more.
optional bytes texture_hash = 17;
// True if the user is a priority speaker.
optional bool priority_speaker = 18;
// True if the user is currently recording.
optional bool recording = 19;
// A list of temporary access tokens to be respected when processing this request.
repeated string temporary_access_tokens = 20;
// A list of channels the user wants to start listening to.
repeated uint32 listening_channel_add = 21;
// a list of channels the user does no longer want to listen to.
repeated uint32 listening_channel_remove = 22;
// A list of volume adjustments the user has applied to listeners
repeated VolumeAdjustment listening_volume_adjustment = 23;
}
// Relays information on the bans. The client may send the BanList message to
// either modify the list of bans or query them from the server. The server
// sends this list only after a client queries for it.
message BanList {
message BanEntry {
// Banned IP address.
required bytes address = 1;
// The length of the subnet mask for the ban.
required uint32 mask = 2;
// User name for identification purposes (does not affect the ban).
optional string name = 3;
// The certificate hash of the banned user.
optional string hash = 4;
// Reason for the ban (does not affect the ban).
optional string reason = 5;
// Ban start time.
optional string start = 6;
// Ban duration in seconds.
optional uint32 duration = 7;
}
// List of ban entries currently in place.
repeated BanEntry bans = 1;
// True if the server should return the list, false if it should replace old
// ban list with the one provided.
optional bool query = 2 [default = false];
}
// Used to send and broadcast text messages.
message TextMessage {
// The message sender, identified by its session.
optional uint32 actor = 1;
// Target users for the message, identified by their session.
repeated uint32 session = 2;
// The channels to which the message is sent, identified by their
// channel_ids.
repeated uint32 channel_id = 3;
// The root channels when sending message recursively to several channels,
// identified by their channel_ids.
repeated uint32 tree_id = 4;
// The UTF-8 encoded message. May be HTML if the server allows.
required string message = 5;
}
message PermissionDenied {
enum DenyType {
// Operation denied for other reason, see reason field.
Text = 0;
// Permissions were denied.
Permission = 1;
// Cannot modify SuperUser.
SuperUser = 2;
// Invalid channel name.
ChannelName = 3;
// Text message too long.
TextTooLong = 4;
// The flux capacitor was spelled wrong.
H9K = 5;
// Operation not permitted in temporary channel.
TemporaryChannel = 6;
// Operation requires certificate.
MissingCertificate = 7;
// Invalid username.
UserName = 8;
// Channel is full.
ChannelFull = 9;
// Channels are nested too deeply.
NestingLimit = 10;
// Maximum channel count reached.
ChannelCountLimit = 11;
// Amount of listener objects for this channel has been reached
ChannelListenerLimit = 12;
// Amount of listener proxies for the user has been reached
UserListenerLimit = 13;
}
// The denied permission when type is Permission.
optional uint32 permission = 1;
// channel_id for the channel where the permission was denied when type is
// Permission.
optional uint32 channel_id = 2;
// The user who was denied permissions, identified by session.
optional uint32 session = 3;
// Textual reason for the denial.
optional string reason = 4;
// Type of the denial.
optional DenyType type = 5;
// The name that is invalid when type is UserName.
optional string name = 6;
}
message ACL {
message ChanGroup {
// Name of the channel group, UTF-8 encoded.
required string name = 1;
// True if the group has been inherited from the parent (Read only).
optional bool inherited = 2 [default = true];
// True if the group members are inherited.
optional bool inherit = 3 [default = true];
// True if the group can be inherited by sub channels.
optional bool inheritable = 4 [default = true];
// Users explicitly included in this group, identified by user_id.
repeated uint32 add = 5;
// Users explicitly removed from this group in this channel if the group
// has been inherited, identified by user_id.
repeated uint32 remove = 6;
// Users inherited, identified by user_id.
repeated uint32 inherited_members = 7;
}
message ChanACL {
// True if this ACL applies to the current channel.
optional bool apply_here = 1 [default = true];
// True if this ACL applies to the sub channels.
optional bool apply_subs = 2 [default = true];
// True if the ACL has been inherited from the parent.
optional bool inherited = 3 [default = true];
// ID of the user that is affected by this ACL.
optional uint32 user_id = 4;
// ID of the group that is affected by this ACL.
optional string group = 5;
// Bit flag field of the permissions granted by this ACL.
optional uint32 grant = 6;
// Bit flag field of the permissions denied by this ACL.
optional uint32 deny = 7;
}
// Channel ID of the channel this message affects.
required uint32 channel_id = 1;
// True if the channel inherits its parent's ACLs.
optional bool inherit_acls = 2 [default = true];
// User group specifications.
repeated ChanGroup groups = 3;
// ACL specifications.
repeated ChanACL acls = 4;
// True if the message is a query for ACLs instead of setting them.
optional bool query = 5 [default = false];
}
// Client may use this message to refresh its registered user information. The
// client should fill the IDs or Names of the users it wants to refresh. The
// server fills the missing parts and sends the message back.
message QueryUsers {
// user_ids.
repeated uint32 ids = 1;
// User names in the same order as ids.
repeated string names = 2;
}
// Used to initialize and resync the UDP encryption. Either side may request a
// resync by sending the message without any values filled. The resync is
// performed by sending the message with only the client or server nonce
// filled.
message CryptSetup {
// Encryption key.
optional bytes key = 1;
// Client nonce.
optional bytes client_nonce = 2;
// Server nonce.
optional bytes server_nonce = 3;
}
// Used to add or remove custom context menu item on client-side.
message ContextActionModify {
enum Context {
// Action is applicable to the server.
Server = 0x01;
// Action can target a Channel.
Channel = 0x02;
// Action can target a User.
User = 0x04;
}
enum Operation {
Add = 0;
Remove = 1;
}
// The action identifier. Used later to initiate an action.
required string action = 1;
// The display name of the action.
optional string text = 2;
// Context bit flags defining where the action should be displayed.
// Flags can be OR-ed to combine different types.
optional uint32 context = 3;
// Choose either to add or to remove the context action.
// Note: This field only exists after Mumble 1.2.4-beta1 release.
// The message will be recognized as Add regardless of this field
// before said release.
optional Operation operation = 4;
}
// Sent by the client when it wants to initiate a Context action.
message ContextAction {
// The target User for the action, identified by session.
optional uint32 session = 1;
// The target Channel for the action, identified by channel_id.
optional uint32 channel_id = 2;
// The action that should be executed.
required string action = 3;
}
// Lists the registered users.
message UserList {
message User {
// Registered user ID.
required uint32 user_id = 1;
// Registered user name.
optional string name = 2;
optional string last_seen = 3;
optional uint32 last_channel = 4;
}
// A list of registered users.
repeated User users = 1;
}
// Sent by the client when it wants to register or clear whisper targets.
//
// Note: The first available target ID is 1 as 0 is reserved for normal
// talking. Maximum target ID is 30.
message VoiceTarget {
message Target {
// Users that are included as targets.
repeated uint32 session = 1;
// Channel that is included as a target.
optional uint32 channel_id = 2;
// ACL group that is included as a target.
optional string group = 3;
// True if the voice should follow links from the specified channel.
optional bool links = 4 [default = false];
// True if the voice should also be sent to children of the specific
// channel.
optional bool children = 5 [default = false];
}
// Voice target ID.
optional uint32 id = 1;
// The receivers that this voice target includes.
repeated Target targets = 2;
}
// Sent by the client when it wants permissions for a certain channel. Sent by
// the server when it replies to the query or wants the user to resync all
// channel permissions.
message PermissionQuery {
// channel_id of the channel for which the permissions are queried.
optional uint32 channel_id = 1;
// Channel permissions.
optional uint32 permissions = 2;
// True if the client should drop its current permission information for all
// channels.
optional bool flush = 3 [default = false];
}
// Sent by the server to notify the users of the version of the CELT codec they
// should use. This may change during the connection when new users join.
message CodecVersion {
// The version of the CELT Alpha codec.
required int32 alpha = 1;
// The version of the CELT Beta codec.
required int32 beta = 2;
// True if the user should prefer Alpha over Beta.
required bool prefer_alpha = 3 [default = true];
optional bool opus = 4 [default = false];
}
// Used to communicate user stats between the server and clients.
message UserStats {
message Stats {
// The amount of good packets received.
optional uint32 good = 1;
// The amount of late packets received.
optional uint32 late = 2;
// The amount of packets never received.
optional uint32 lost = 3;
// The amount of nonce resyncs.
optional uint32 resync = 4;
}
// User whose stats these are.
optional uint32 session = 1;
// True if the message contains only mutable stats (packets, ping).
optional bool stats_only = 2 [default = false];
// Full user certificate chain of the user certificate in DER format.
repeated bytes certificates = 3;
// Packet statistics for packets received from the client.
optional Stats from_client = 4;
// Packet statistics for packets sent by the server.
optional Stats from_server = 5;
// Amount of UDP packets sent.
optional uint32 udp_packets = 6;
// Amount of TCP packets sent.
optional uint32 tcp_packets = 7;
// UDP ping average.
optional float udp_ping_avg = 8;
// UDP ping variance.
optional float udp_ping_var = 9;
// TCP ping average.
optional float tcp_ping_avg = 10;
// TCP ping variance.
optional float tcp_ping_var = 11;
// Client version.
optional Version version = 12;
// A list of CELT bitstream version constants supported by the client of this
// user.
repeated int32 celt_versions = 13;
// Client IP address.
optional bytes address = 14;
// Bandwidth used by this client.
optional uint32 bandwidth = 15;
// Connection duration.
optional uint32 onlinesecs = 16;
// Duration since last activity.
optional uint32 idlesecs = 17;
// True if the user has a strong certificate.
optional bool strong_certificate = 18 [default = false];
optional bool opus = 19 [default = false];
}
// Used by the client to request binary data from the server. By default large
// comments or textures are not sent within standard messages but instead the
// hash is. If the client does not recognize the hash it may request the
// resource when it needs it. The client does so by sending a RequestBlob
// message with the correct fields filled with the user sessions or channel_ids
// it wants to receive. The server replies to this by sending a new
// UserState/ChannelState message with the resources filled even if they would
// normally be transmitted as hashes.
message RequestBlob {
// sessions of the requested UserState textures.
repeated uint32 session_texture = 1;
// sessions of the requested UserState comments.
repeated uint32 session_comment = 2;
// channel_ids of the requested ChannelState descriptions.
repeated uint32 channel_description = 3;
}
// Sent by the server when it informs the clients on server configuration
// details.
message ServerConfig {
// The maximum bandwidth the clients should use.
optional uint32 max_bandwidth = 1;
// Server welcome text.
optional string welcome_text = 2;
// True if the server allows HTML.
optional bool allow_html = 3;
// Maximum text message length.
optional uint32 message_length = 4;
// Maximum image message length.
optional uint32 image_message_length = 5;
// The maximum number of users allowed on the server.
optional uint32 max_users = 6;
// Whether using Mumble's recording feature is allowed on the server
optional bool recording_allowed = 7;
}
// Sent by the server to inform the clients of suggested client configuration
// specified by the server administrator.
message SuggestConfig {
// Suggested client version in the legacy format.
optional uint32 version_v1 = 1;
// Suggested client version in the new format.
// Necessary since patch level may exceed 255. (See https://github.com/mumble-voip/mumble/issues/5827)
optional uint64 version_v2 = 4;
// True if the administrator suggests positional audio to be used on this
// server.
optional bool positional = 2;
// True if the administrator suggests push to talk to be used on this server.
optional bool push_to_talk = 3;
}
// Used to send plugin messages between clients
message PluginDataTransmission {
// The session ID of the client this message was sent from
optional uint32 senderSession = 1;
// The session IDs of the clients that should receive this message
repeated uint32 receiverSessions = 2 [packed = true];
// The data that is sent
optional bytes data = 3;
// The ID of the sent data. This will be used by plugins to check whether they will
// process it or not
optional string dataID = 4;
}

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src/udp/mod.rs Normal file
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@ -0,0 +1 @@
pub mod proto;

2
src/proto.rs → src/udp/proto.rs
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@ -1,7 +1,7 @@
use tokio::io::{AsyncReadExt, AsyncWriteExt};
pub struct PingPacket {
pub action: i32,
pub action: i32, // must be 0 for ping, what are other numbers? TODO!
pub iden: u64,
}