Struct NodeMetadata 

pub struct NodeMetadata {
    pub node_id: String,
    pub node_type: String,
    pub status: NodeStatus,
    pub started_at: u64,
    pub last_heartbeat: u64,
    pub publishes: Vec<String>,
    pub subscribes: Vec<String>,
    pub capabilities: Vec<String>,
    pub metadata: HashMap<String, String>,
}

Node metadata for service discovery

Fields

node_id: String

Unique node identifier

node_type: String

Node type (e.g., “camera_driver”, “perception”, “planning”)

status: NodeStatus

Current status

started_at: u64

When the node started (Unix timestamp in seconds)

last_heartbeat: u64

Last heartbeat timestamp (Unix timestamp in seconds)

publishes: Vec<String>

Topics this node publishes to

subscribes: Vec<String>

Topics this node subscribes to

capabilities: Vec<String>

Node capabilities/features

metadata: HashMap<String, String>

Additional metadata (version, config, etc.)

Implementations

impl NodeMetadata

pub fn new(node_id: impl Into<String>) -> Self

Create new metadata for a node

pub fn with_type(self, node_type: impl Into<String>) -> Self

Set node type

pub fn publishes(self, topic: impl Into<String>) -> Self

Add a published topic

pub fn subscribes(self, topic: impl Into<String>) -> Self

Add a subscribed topic

pub fn capability(self, cap: impl Into<String>) -> Self

Add a capability

pub fn metadata(self, key: impl Into<String>, value: impl Into<String>) -> Self

Add metadata

Trait Implementations

impl Clone for NodeMetadata

fn clone(&self) -> NodeMetadata

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for NodeMetadata

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for NodeMetadata

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for NodeMetadata

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for NodeMetadata

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.