Zenoh Mqtt Bridge and MQTT Remote to Bridge

[harunkurtdev]

Describe the bug

I got a error, mqtt client connect zenoh mqtt bridge for took topics

MQTT client c983d3fc794d.bridge-to-remote Error received: Invalid Key Expr $SYS/broker/connection/c983d3fc794d.bridge-to-remote/state: $ is only allowed in $* at /cargo/registry/src/index.crates.io-1949cf8c6b5b557f/zenoh-keyexpr-1.5.1/src/key_expr/borrowed.rs:754.

my config.json5 for zenoh

{
  mode: "client", // peer or client
  connect: {
    endpoints: [
      "tcp/zenoh-router:7447",
      // "tcp/mosquitto:1883"
    ]
  },
  listen: {
    endpoints: [
      "tcp/0.0.0.0:7448"
    ]
  },
  plugins: {
    rest: {
      http_port: 8000,
    },
    mqtt: {
      port: "1883",
      scope: "mqtt/demo",
      // allow: ".*",
      // deny: "private/.*|\\$SYS/.*",
      allow: ".*",
      deny: "^\\$SYS/.*|^private/.*",
      generalise_subs: [
        "sensor/**",
        "device/**",
        "data/**"
      ],
      generalise_pubs: [
        "sensor/**",
        "device/**",
        "data/**"
      ],
      tx_channel_size: 65536,
    }
  },
  plugins_loading: {
    enabled: true
  }
}

mosquitto config.conf file

# Mosquitto Configuration File
# Listener settings
listener 1883
protocol mqtt

# WebSocket support (optional)
listener 9001
protocol websockets

# IMPORTANT: Disable system messages or only allow specific topics
sys_interval 0

# Connection settings
allow_anonymous true
max_connections -1

# Bridge settings
connection bridge-to-remote
address zenoh-mqtt-bridge:1883
topic sensor/# both 0
topic device/# both 0
topic data/# both 0

bridge_protocol_version mqttv311
try_private false
cleansession true

# Persistence
persistence true
persistence_location /mosquitto/data/

# Logging
log_dest file /mosquitto/log/mosquitto.log
log_dest stdout
log_type all
log_timestamp true
log_timestamp_format %Y-%m-%d %H:%M:%S

# Security (add password in production)
# password_file /mosquitto/config/passwd
acl_file /mosquitto/config/acl.conf

# Connection messages - DISABLE to prevent $SYS topics
connection_messages false

# Retained messages
retained_persistence true

# Quality of Service
max_queued_messages 1000
message_size_limit 0

# Client ID
persistent_client_expiration 1h

# Autosave interval
autosave_interval 300

To reproduce

1. Mqtt Client Zenoh Bridge

System info

• Platform MacOS Senoquia
• M1 Processor