Enum McpServerConfig 

#[non_exhaustive]
pub enum McpServerConfig {
    Stdio {
        command: String,
        args: Vec<String>,
        env: HashMap<String, String>,
    },
    Http {
        url: String,
        auth_token: Option<String>,
        timeout_secs: Option<u64>,
    },
    Sse {
        url: String,
        auth_token: Option<String>,
        timeout_secs: Option<u64>,
    },
    InProcess {
        name: String,
    },
}

Configuration for connecting to an MCP server.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Stdio

Launch a subprocess and communicate over its stdin/stdout.

Fields

command: String

Executable path.

args: Vec<String>

Command-line arguments.

env: HashMap<String, String>

Environment variables to pass to the subprocess.

Http

Connect to an HTTP MCP server.

Fields

url: String

Base URL of the server (e.g. http://localhost:3000).

auth_token: Option<String>

Optional bearer token for authentication.

timeout_secs: Option<u64>

Connection timeout in seconds.

Sse

Connect via Server-Sent Events (SSE) transport.

Fields

url: String

SSE endpoint URL.

auth_token: Option<String>

Optional bearer token for authentication.

timeout_secs: Option<u64>

Connection timeout in seconds.

InProcess

An in-process MCP server created from tool definitions.

Fields

name: String

Logical name for the in-process server.

Implementations

impl McpServerConfig

pub const fn transport_kind(&self) -> &'static str

Returns the human-readable transport type name.

Trait Implementations

impl Clone for McpServerConfig

fn clone(&self) -> McpServerConfig

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for McpServerConfig

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for McpServerConfig

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for McpServerConfig

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

where __S: Serializer,

Serialize this value into the given Serde serializer.