Struct ContainerManagerWithBackoff

pub struct ContainerManagerWithBackoff {
    pub docker: Arc<Docker>,
    pub docker_default_config: Config<String>,
    pub docker_credentials: DockerCredentials,
    pub active_functions: Arc<DashSet<String>>,
    pub max_active_functions: usize,
    pub function_backoff: Arc<DashMap<String, (i64, SystemTime)>>,
    pub max_function_backoff: i64,
    pub function_error_counter: Arc<DashMap<String, u32>>,
    pub max_function_failures: u32,
    pub container_blacklist: Arc<DashSet<String>>,
}

Fields

docker: Arc<Docker>

docker_default_config: Config<String>

docker_credentials: DockerCredentials

active_functions: Arc<DashSet<String>>

max_active_functions: usize

function_backoff: Arc<DashMap<String, (i64, SystemTime)>>

max_function_backoff: i64

function_error_counter: Arc<DashMap<String, u32>>

An incrementer for successive container failures

max_function_failures: u32

The maximum number of failures before disabling

container_blacklist: Arc<DashSet<String>>

Implementations

impl ContainerManagerWithBackoff

pub fn new( docker: Arc<Docker>, default_docker_config: Option<Config<String>>, ) -> Self

pub fn is_function_ready( &self, function_key: &str, image_name: &str, ) -> ContainerResult<()>

Checks whether the given function_key (request/routine) and image_name is ready to be executed based on the cache.

pub fn is_ready_for_new_function(&self) -> bool

pub fn add_active_function(&self, function_key: &str) -> ContainerResult<bool>

pub fn remove_active_function(&self, function_key: &str) -> bool

pub fn get_function_backoff( &self, function_key: &str, ) -> Option<(i64, SystemTime)>

pub fn add_function_backoff(&self, function_key: &str) -> (i64, SystemTime)

pub fn remove_function_backoff(&self, function_key: &str) -> bool

pub fn get_function_error_count(&self, function_key: &str) -> u32

pub fn is_function_backoff(&self, function_key: &str) -> Option<u64>

pub fn add_function_error(&self, function_key: &str) -> u32

pub fn reset_function_error(&self, function_key: &str) -> bool

pub fn blacklist_container(&self, image_name: &str) -> bool

pub fn whitelist_container(&self, image_name: &str) -> bool

pub async fn fetch_switchboard_docker_layers(&self) -> ContainerResult<()>

Fetch all layers and tags for the docker image switchboardlabs/sgx-function

pub async fn fetch_images(&self, images: Vec<String>) -> ContainerResult<()>

Fetch a list of docker images from the registry and blacklist images that cannot be pulled

Trait Implementations

impl Clone for ContainerManagerWithBackoff

fn clone(&self) -> ContainerManagerWithBackoff

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl ContainerManager for ContainerManagerWithBackoff

fn docker(&self) -> &Arc<Docker>

fn docker_credentials(&self) -> &DockerCredentials

fn docker_default_config(&self) -> &Config<String>

fn create_docker_container<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, function_key: &'life1 str, image_name: &'life2 str, env: Option<Vec<String>>, overrides: Option<DockerContainerOverrides>, ) -> Pin<Box<dyn Future<Output = ContainerResult<DockerContainer>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

fn get_version<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = ContainerResult<Version>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait,

Asynchronously gets the version of Docker being used by the manager.

fn get_container_config( &self, image_name: &str, env: Option<Vec<String>>, overrides: DockerContainerOverrides, ) -> Config<String>

fn get_image_size<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, image: &'life1 str, tag: Option<&'life2 str>, ) -> Pin<Box<dyn Future<Output = ContainerResult<u64>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

fn load_image_from_archive<'life0, 'life1, 'async_trait>( &'life0 self, filepath: &'life1 str, quiet: bool, ) -> Pin<Box<dyn Future<Output = ContainerResult<()>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn fetch_image<'life0, 'life1, 'async_trait>( &'life0 self, image_name: &'life1 str, ) -> Pin<Box<dyn Future<Output = ContainerResult<bool>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn inspect_image<'life0, 'life1, 'async_trait>( &'life0 self, image_name: &'life1 str, ) -> Pin<Box<dyn Future<Output = ContainerResult<ImageInspect>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn prune_container<'life0, 'async_trait>( &'life0 self, id: String, ) -> Pin<Box<dyn Future<Output = ContainerResult<String>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait,

fn prune_containers<'life0, 'life1, 'async_trait>( &'life0 self, until: &'life1 str, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn prune_images<'life0, 'life1, 'async_trait>( &'life0 self, until: &'life1 str, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn get_active_containers<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = ContainerResult<Vec<ContainerSummary>>> + Send + 'async_trait>>

where Self: Sync + 'async_trait, 'life0: 'async_trait,

Asynchronously retrieves a vector of active container summaries.

impl Debug for ContainerManagerWithBackoff

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

Formats the value using the given formatter.