mirror of
https://github.com/fluencelabs/aqua-lib
synced 2024-12-04 23:30:22 +00:00
385 lines
14 KiB
Plaintext
385 lines
14 KiB
Plaintext
-- Default public interface of Fluence nodes
|
||
|
||
alias Field : []string
|
||
alias Argument : []string
|
||
alias Bytes : []u8
|
||
alias PeerId : string
|
||
alias Pairs : [][]string
|
||
alias Base58String : string
|
||
alias Hash : string
|
||
|
||
-- There are two types of dependencies: named and by-hash.
|
||
-- name:foobar – specifies dependency by module name, points to a module with import name 'foobar'
|
||
-- hash:04dc884... – specifies dependency by module hash
|
||
-- By-hash dependencies are preffered since they are determenistic
|
||
-- while by-name dependency can yield different modules at different points in time
|
||
alias Dependency : string
|
||
|
||
data Service:
|
||
id: string
|
||
blueprint_id: string
|
||
owner_id: string
|
||
aliases: []string
|
||
worker_id: string
|
||
|
||
data FunctionSignature:
|
||
arguments: []Argument
|
||
name: string
|
||
output_types: []string
|
||
|
||
data RecordType:
|
||
fields: []Field
|
||
id: u64
|
||
name: string
|
||
|
||
data Interface:
|
||
function_signatures: []FunctionSignature
|
||
record_types: []RecordType
|
||
|
||
data Info:
|
||
external_addresses: []string
|
||
node_version: string
|
||
air_version: string
|
||
|
||
data ModuleWASIConfig:
|
||
envs: ?Pairs
|
||
mapped_dirs: ?Pairs
|
||
mounted_binaries: ?Pairs
|
||
|
||
data ModuleConfig:
|
||
name: string
|
||
mem_pages_count: ?u32
|
||
max_heap_size: ?string
|
||
logger_enabled: ?bool
|
||
logging_mask: ?i32
|
||
wasi: ?ModuleWASIConfig
|
||
|
||
data Module:
|
||
name: string
|
||
hash: string
|
||
config: ModuleConfig
|
||
|
||
data AddBlueprint:
|
||
name: string
|
||
dependencies: []Dependency
|
||
|
||
data Blueprint:
|
||
id: string
|
||
name: string
|
||
dependencies: []Dependency
|
||
|
||
data ScriptInfo:
|
||
id: string
|
||
src: string
|
||
failures: u32
|
||
interval: string
|
||
owner: string
|
||
|
||
data Contact:
|
||
peer_id: string
|
||
addresses: []string
|
||
|
||
-- A collection of measurements of a stat.
|
||
-- `avg` and `total` fields are computed over all measured stats and
|
||
-- `series` stores only several last measurements. The number of measurements
|
||
-- is configured on each peer.
|
||
data SeriesStat:
|
||
avg: f64
|
||
series: []f64
|
||
total: f64
|
||
|
||
data Stats:
|
||
-- Number of successful request
|
||
success_req_count: u64
|
||
-- Number of failed request
|
||
failed_req_count: u64
|
||
-- Duration of call execution in seconds
|
||
call_time_sec: SeriesStat
|
||
-- Amount of addintionally allocated memory after a call
|
||
memory_deltas_bytes: SeriesStat
|
||
-- Timestamps of the last measurments
|
||
timestamps: []u64
|
||
|
||
data FunctionStat:
|
||
name: string
|
||
-- Series contain last measurements that were taken from last N calls to this function
|
||
stats: Stats
|
||
|
||
data ServiceStat:
|
||
-- Stats for the requested service in total.
|
||
-- Series contain last measurements that were taken from last N calls to the service
|
||
total_stats: Stats
|
||
-- Stats for each interface function of the service
|
||
functions_stats: []FunctionStat
|
||
|
||
data StatResult:
|
||
status: bool
|
||
error: string
|
||
result: ?ServiceStat
|
||
|
||
data MemoryStat:
|
||
-- module name
|
||
name: string
|
||
memory_size_bytes: u64
|
||
max_memory_size_bytes: u64
|
||
|
||
service Op("op"):
|
||
-- does nothing
|
||
noop()
|
||
|
||
-- returns length of the passed array
|
||
array_length(array: []string) -> u32
|
||
|
||
-- takes any number of arguments and wraps them into a single array
|
||
-- see the doc on varargs https://doc.fluence.dev/aqua-book/libraries/aqua-lib#functions-with-a-variable-number-of-arguments
|
||
array(a: string, b: string, c: string, d: string) -> []string
|
||
|
||
-- takes any number of arrays and flattens them by concatenating
|
||
-- see the doc on varargs https://doc.fluence.dev/aqua-book/libraries/aqua-lib#functions-with-a-variable-number-of-arguments
|
||
concat(a: []string, b: []string, c: []string, d: []string) -> []string
|
||
|
||
-- takes a single argument and returns it back
|
||
identity(s: ?string) -> ?string
|
||
|
||
-- encodes string's utf8 bytes as base58
|
||
string_to_b58(s: string) -> Base58String
|
||
|
||
-- decodes base58 to bytes to utf8 string
|
||
-- throws error on invalid UTF8
|
||
string_from_b58(b: Base58String) -> string
|
||
|
||
-- encodes bytes as base58
|
||
bytes_to_b58(bs: []u8) -> Base58String
|
||
|
||
-- decodes base58 to bytes
|
||
bytes_from_b58(b: Base58String) -> []u8
|
||
|
||
-- Applies SHA256 to the given string
|
||
-- Argument: s - string to apply sha256 to (hash is applied to utf8 bytes of s)
|
||
-- Returns: returns sha256 multihash encoded as base58
|
||
sha256_string(s: string) -> Base58String
|
||
|
||
-- concatenate strings (in AIR it takes any number of arguments)
|
||
concat_strings(a: string, b: string) -> string
|
||
|
||
service Peer("peer"):
|
||
-- Get information about the peer
|
||
identify() -> Info
|
||
|
||
-- Get Unix timestamp in milliseconds
|
||
timestamp_ms() -> u64
|
||
|
||
-- Get Unix timestamp in seconds
|
||
timestamp_sec() -> u64
|
||
|
||
-- Blocks for the given number of milliseconds. Meant to be used within `par` blocks.
|
||
-- message is returned after duration has passed
|
||
timeout(duration_ms: u64, message: string) -> string
|
||
|
||
---- Low level functions for accessing connection pool
|
||
|
||
-- Checks if there is a direct connection to the peer identified by a given PeerId
|
||
-- Argument: PeerId – id of the peer to check if there's a connection with
|
||
-- Returns: bool - true if connected to the peer, false otherwise
|
||
-- NOTE:
|
||
-- This is a very low-level function, it most likely won't fit your goals.
|
||
-- It's almost always better to use race pattern to check connectivity.
|
||
-- See https://doc.fluence.dev/aqua-book/language/flow/parallel#timeout-and-race-patterns
|
||
is_connected(peer: PeerId) -> bool
|
||
|
||
-- Initiates a connection to the specified peer
|
||
-- Arguments:
|
||
-- id - id of the target peer
|
||
-- multiaddrs – an array of target peer's addresses
|
||
-- Returns: bool - true if connection was successful
|
||
-- NOTE:
|
||
-- This is a low-level function, it most likely won't fit your goals.
|
||
-- Most often you just need to use `on id:` and connection will be established automatically.
|
||
connect(id: PeerId, multiaddrs: []string) -> bool
|
||
|
||
-- Returns known multiaddresses of a peer
|
||
-- Argument: PeerId – id of the target peer
|
||
-- Returns:
|
||
-- Contact - if target peer is connected to current peer,
|
||
-- return data structure with multiaddresses inside, and nil otherwise.
|
||
get_contact(peer: PeerId) -> ?Contact
|
||
|
||
service Kademlia("kad"):
|
||
-- Instructs node to return the locally-known nodes
|
||
-- in the Kademlia neighborhood for a given key
|
||
-- Arguments:
|
||
-- key – base58 string
|
||
-- already_hashed – default false; if set to true, key is considered to be a SHA256 multihash
|
||
-- count – default 20; limits number of returned nodes
|
||
neighborhood(key: Base58String, already_hashed: ?bool, count: ?u32) -> []PeerId
|
||
|
||
-- Merges given lists and sorts them by distance to target
|
||
-- Arguments:
|
||
-- target – base58 string; result is sorted by XOR distance to target
|
||
-- left – list of base58 strings
|
||
-- right – list of base58 strings
|
||
-- count – how many items to return; default 20
|
||
-- Returns: list of base58 strings sorted by distance to target; list will contain at most count elements
|
||
merge(target: Base58String, left: []string, right: []string, count: ?u32) -> []string
|
||
|
||
service Srv("srv"):
|
||
-- Used to create a service on a certain node
|
||
-- Arguments:
|
||
-- blueprint_id – ID of the blueprint that has been added to the node specified in the service call by the dist add_blueprint service.
|
||
-- Returns: service_id – the service ID of the created service.
|
||
create(blueprint_id: string) -> string
|
||
|
||
-- Used to remove a service from a certain node
|
||
-- Arguments:
|
||
-- service_id – ID of the service to remove
|
||
remove(service_id: string)
|
||
|
||
-- Returns a list of services running on a peer
|
||
list() -> []Service
|
||
|
||
-- Adds an alias on service, so, service could be called
|
||
-- not only by service_id but by alias as well.
|
||
-- Arguments:
|
||
-- alias - settable service name
|
||
-- service_id – ID of the service whose interface you want to name.
|
||
add_alias(alias: string, service_id: string)
|
||
|
||
-- Resolves given alias to a service id
|
||
-- If there's no such alias, throws an error
|
||
-- Returns: service id associated with the given alias
|
||
resolve_alias(alias: string) -> string
|
||
|
||
-- Retrieves the functional interface of a service running
|
||
-- on the node specified in the service call
|
||
-- Argument: service_id – ID of the service whose interface you want to retrieve.
|
||
get_interface(service_id: string) -> Interface
|
||
|
||
-- Retrieves information about service
|
||
-- Argument: service_id – ID or alias of the service
|
||
info(service_id: string) -> Service
|
||
|
||
service Dist("dist"):
|
||
-- Constructs a ModuleConfig structure
|
||
-- Arguments:
|
||
-- module_name - import name of the module
|
||
-- mem_pages_count - Maximum memory size accessible by a module in Wasm pages (64 Kb)
|
||
-- logger_enabled - Defines whether Marine should provide a special host log_utf8_string function for this module
|
||
-- preopened_files - Files available for this module. Module can access only files from this list
|
||
-- envs - environment variables available for this module
|
||
-- mapped_dirs - Directory mapping, e.g. [["/sites", "./web/data"]] so all
|
||
-- reads & writes to /sites will actually to go ./web/data
|
||
-- mounted_binaries - Mapping of host binaries available to call from module,
|
||
-- e.g. [["curl", "/usr/bin/curl"]] will allow module to
|
||
-- call /usr/bin/curl binary as function 'curl'
|
||
-- logging_mask - Binary mask to enable & disable logging targets. Targets are
|
||
-- configured in WasmLoggerBuilder::with_target_map
|
||
-- mem_pages_count - (deprecated) Maximum memory size accessible by a module in Wasm pages (64 Kb)
|
||
-- max_heap_size - Maximum module heap size, in bytes
|
||
make_module_config(name: string, mem_pages_count: ?u32, max_heap_size: ?string, logger_enabled: ?bool, preopened_files: ?[]string, envs: ?Pairs, mapped_dirs: ?Pairs, mounted_binaries: ?Pairs, logging_mask: ?i32) -> ModuleConfig
|
||
|
||
-- Constructs a ModuleConfig structure
|
||
-- Arguments:
|
||
-- module_name - import name of the module
|
||
default_module_config(module_name: string) -> ModuleConfig
|
||
|
||
|
||
-- Used to add modules to the node specified in the service call
|
||
-- Arguments:
|
||
-- bytes – a base64 string containing the .wasm module to add.
|
||
-- config – module info
|
||
-- Returns: blake3 hash of the module
|
||
add_module(wasm_b56_content: Bytes, conf: ModuleConfig) -> string
|
||
|
||
-- Adds module by copying it from Particle Vault directory
|
||
-- Arguments:
|
||
-- path – path or a filename
|
||
-- config - module config
|
||
add_module_from_vault(path: string, config: ModuleConfig) -> Hash
|
||
|
||
-- Get a list of modules available on the node
|
||
list_modules() -> []Module
|
||
|
||
-- Get the interface of a module
|
||
get_module_interface(module_hash: string) -> Interface
|
||
|
||
-- Creates Blueprint structure from from blueprint name and dependencies (modules)
|
||
make_blueprint(name: string, dependencies: []Dependency) -> AddBlueprint
|
||
-- Add a blueprint to the node
|
||
add_blueprint(blueprint: AddBlueprint) -> string
|
||
|
||
-- Used to get the blueprints available on the node specified in the service call.
|
||
-- A blueprint is an object of the following structure
|
||
list_blueprints() -> []Blueprint
|
||
|
||
-- Get a single blueprint
|
||
get_blueprint(blueprint_id: string) -> Blueprint
|
||
|
||
service Script("script"):
|
||
-- Adds the given script to a node
|
||
-- Arguments:
|
||
-- air_script - raw AIR script without any undefined variables
|
||
-- interval - time to next run of the script in seconds
|
||
-- - if set, script will be ran once in the interval
|
||
-- - if not set, script will be ran only once
|
||
-- (NOTE: an actual interval may vary by up to 3 seconds)
|
||
add(air_script: string, interval: ?u64) -> string
|
||
|
||
-- Adds the script from the given path to a node
|
||
-- Arguments:
|
||
-- path - path to the AIR script without any undefined variables in the particle file vault
|
||
-- interval - time to next run of the script in seconds
|
||
-- - if set, script will be ran once in the interval
|
||
-- - if not set, script will be ran only once
|
||
-- (NOTE: an actual interval may vary by up to 3 seconds)
|
||
add_from_vault(path: string, interval: ?u64) -> string
|
||
|
||
-- Removes recurring script from a node. Only a creator of the script can delete it
|
||
remove(script_id: string) -> bool
|
||
|
||
-- Returns a list of existing scripts on the node.
|
||
-- Each object in the list is of the following structure
|
||
list() -> []ScriptInfo
|
||
|
||
data SignResult:
|
||
-- Was call successful or not
|
||
success: bool
|
||
-- Error message. Will be null if the call is successful
|
||
error: ?string
|
||
-- Signature as byte array. Will be null if the call is not successful
|
||
signature: ?[]u8
|
||
|
||
-- Available only on FluenceJS peers
|
||
-- The service can also be resolved by it's host peer id
|
||
service Sig("sig"):
|
||
-- Signs data with the service's private key.
|
||
-- Depending on implementation the service might check call params to restrict usage for security reasons.
|
||
-- By default it is only allowed to be used on the same peer the particle was initiated
|
||
-- and accepts data only from the following sources:
|
||
-- trust-graph.get_trust_bytes
|
||
-- trust-graph.get_revocation_bytes
|
||
-- registry.get_route_bytes
|
||
-- registry.get_record_bytes
|
||
-- registry.get_host_record_bytes
|
||
-- Argument: data - byte array to sign
|
||
-- Returns: signature as SignResult structure
|
||
sign(data: []u8) -> SignResult
|
||
|
||
-- Given the data and signature both as byte arrays, returns true if the signature is correct, false otherwise.
|
||
verify(signature: []u8, data: []u8) -> bool
|
||
|
||
-- Gets the peer id of the service's key pair.
|
||
get_peer_id() -> string
|
||
|
||
-- Available only on rust peers
|
||
-- Aquire service statistic
|
||
service Stat("stat"):
|
||
-- Detailed stats for the service and its interface functions
|
||
service_stat(service_id: string) -> StatResult
|
||
-- The amount of memeory allocated for each module of the service.
|
||
service_memory(service_id: string) -> []MemoryStat
|
||
|
||
-- Service for debugging purposes only
|
||
service Debug("debug"):
|
||
-- Convert any object into a string
|
||
stringify(o: ⊤) -> string
|