Struct wasmcloud_host::wasmbus::host_config::Host

pub struct Host {

    pub ctl_nats_url: Url,
    pub ctl_jwt: Option<String>,
    pub ctl_key: Option<Arc<KeyPair>>,
    pub ctl_tls: bool,
    pub ctl_topic_prefix: String,
    pub rpc_nats_url: Url,
    pub rpc_timeout: Duration,
    pub rpc_jwt: Option<String>,
    pub rpc_key: Option<Arc<KeyPair>>,
    pub rpc_tls: bool,
    pub lattice: Arc<str>,
    pub js_domain: Option<String>,
    pub labels: HashMap<String, String>,
    pub host_key: Option<Arc<KeyPair>>,
    pub provider_shutdown_delay: Option<Duration>,
    pub oci_opts: OciConfig,
    pub allow_file_load: bool,
    pub enable_structured_logging: bool,
    pub log_level: Level,
    pub config_service_enabled: bool,
    pub otel_config: OtelConfig,
    pub policy_service_config: PolicyService,
    pub secrets_topic_prefix: Option<String>,
    pub version: String,
    pub max_execution_time: Duration,
    pub max_linear_memory: u64,
    pub max_component_size: u64,
    pub max_components: u32,
    pub heartbeat_interval: Option<Duration>,
}

wasmCloud Host configuration

Fields

ctl_nats_url: Url

NATS URL to connect to for control interface connection

ctl_jwt: Option<String>

Authentication JWT for control interface connection, must be specified with ctl_key

ctl_key: Option<Arc<KeyPair>>

Authentication key pair for control interface connection, must be specified with ctl_jwt

ctl_tls: bool

Whether to require TLS for control interface connection

ctl_topic_prefix: String

The topic prefix to use for control interface subscriptions, defaults to wasmbus.ctl

rpc_nats_url: Url

NATS URL to connect to for component RPC

rpc_timeout: Duration

Timeout period for all RPC calls

rpc_jwt: Option<String>

Authentication JWT for RPC connection, must be specified with rpc_seed

rpc_key: Option<Arc<KeyPair>>

Authentication key pair for RPC connection, must be specified with rpc_jwt

rpc_tls: bool

Whether to require TLS for RPC connection

lattice: Arc<str>

The lattice the host belongs to

js_domain: Option<String>

The domain to use for host Jetstream operations

labels: HashMap<String, String>

Labels (key-value pairs) to add to the host

host_key: Option<Arc<KeyPair>>

The server key pair used by this host to generate its public key

provider_shutdown_delay: Option<Duration>

The amount of time to wait for a provider to gracefully shut down before terminating it

oci_opts: OciConfig

Configuration for downloading artifacts from OCI registries

allow_file_load: bool

Whether to allow loading component or provider components from the filesystem

enable_structured_logging: bool

Whether or not structured logging is enabled

log_level: Level

Log level to pass to capability providers to use. Should be parsed from a tracing::Level

config_service_enabled: bool

Whether to enable loading supplemental configuration

otel_config: OtelConfig

configuration for OpenTelemetry tracing

policy_service_config: PolicyService

configuration for wasmCloud policy service

secrets_topic_prefix: Option<String>

topic for wasmCloud secrets backend

version: String

The semver version of the host. This is used by a consumer of this crate to indicate the host version (which may differ from the crate version)

max_execution_time: Duration

The maximum execution time for a component instance

max_linear_memory: u64

The maximum linear memory that a component instance can allocate

max_component_size: u64

The maximum size of a component binary that can be loaded

max_components: u32

The maximum number of components that can be run simultaneously

heartbeat_interval: Option<Duration>

The interval at which the Host will send heartbeats

Trait Implementations

impl Clone for Host

fn clone(&self) -> Host

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Host

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

Formats the value using the given formatter.

impl Default for Host

fn default() -> Self

Returns the “default value” for a type.