Struct ConnectionInfo 

pub struct ConnectionInfo {
    pub ip: String,
    pub transport: String,
    pub signature_scheme: String,
    pub key: String,
    pub shell_port: u16,
    pub iopub_port: u16,
    pub stdin_port: u16,
    pub control_port: u16,
    pub hb_port: u16,
}

Connection information for Jupyter kernel communication

Fields

ip: String

IP address to bind to (usually 127.0.0.1)

transport: String

Transport protocol (usually “tcp”)

signature_scheme: String

Signature scheme for message authentication (usually “hmac-sha256”)

key: String

HMAC key for message signing

shell_port: u16

Shell socket port (handles execute requests)

iopub_port: u16

IOPub socket port (publishes execution results)

stdin_port: u16

Stdin socket port (handles input requests)

control_port: u16

Control socket port (handles kernel control)

hb_port: u16

Heartbeat socket port (kernel liveness check)

Implementations

impl ConnectionInfo

pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Self>

Create connection info from a Jupyter connection file

pub fn from_json(json: &str) -> Result<Self>

Parse connection info from JSON string

pub fn to_json(&self) -> Result<String>

Serialize connection info to JSON

pub fn write_to_file<P: AsRef<Path>>(&self, path: P) -> Result<()>

Write connection info to a file

pub fn socket_url(&self, port: u16) -> String

Generate a connection URL for a given socket type

pub fn shell_url(&self) -> String

Get shell socket URL

pub fn iopub_url(&self) -> String

Get IOPub socket URL

pub fn stdin_url(&self) -> String

Get stdin socket URL

pub fn control_url(&self) -> String

Get control socket URL

pub fn heartbeat_url(&self) -> String

Get heartbeat socket URL

pub fn validate(&self) -> Result<()>

Validate that all required fields are present and valid

pub fn assign_ports(&mut self) -> Result<()>

Assign random available ports to all sockets

Trait Implementations

impl Clone for ConnectionInfo

fn clone(&self) -> ConnectionInfo

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ConnectionInfo

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

Formats the value using the given formatter.

impl Default for ConnectionInfo

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ConnectionInfo

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ConnectionInfo

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

where __S: Serializer,

Serialize this value into the given Serde serializer.