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270 lines
10 KiB
Plaintext
270 lines
10 KiB
Plaintext
aqua Builtin declares *
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-- Default public interface of Fluence nodes
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alias Field : []string
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alias Argument : []string
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alias Bytes : []u8
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alias PeerId : string
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alias Pairs : [][]string
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alias Base58String : string
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alias Hash : string
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-- There are two types of dependencies: named and by-hash.
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-- name:foobar – specifies dependency by module name, points to a module with import name 'foobar'
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-- hash:04dc884... – specifies dependency by module hash
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-- By-hash dependencies are preffered since they are determenistic
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-- while by-name dependency can yield different modules at different points in time
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alias Dependency : string
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data Service:
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id: string
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blueprint_id: string
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owner_id: string
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data FunctionSignature:
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arguments: []Argument
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name: string
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output_types: []string
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data RecordType:
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fields: []Field
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id: u64
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name: string
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data Interface:
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function_signatures: []FunctionSignature
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record_types: []RecordType
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data Info:
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external_addresses: []string
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data ModuleConfig:
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name: string
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data Module:
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name: string
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hash: string
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config: ModuleConfig
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data AddBlueprint:
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name: string
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dependencies: []Dependency
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data Blueprint:
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id: string
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name: string
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dependencies: []Dependency
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data ScriptInfo:
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id: string
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src: string
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failures: u32
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interval: string
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owner: string
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data Contact:
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peer_id: string
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addresses: []string
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service Op("op"):
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-- does nothing
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noop()
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-- returns length of the passed array
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array_length(array: []string) -> u32
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-- takes any number of arguments and wraps them into a single array
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-- see the doc on varargs https://fluence.dev/docs/aqua-book/libraries/aqua-lib#functions-with-a-variable-number-of-arguments
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array(a: string, b: string, c: string, d: string) -> []string
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-- takes any number of arrays and flattens them by concatenating
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-- see the doc on varargs https://fluence.dev/docs/aqua-book/libraries/aqua-lib#functions-with-a-variable-number-of-arguments
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concat(a: []string, b: []string, c: []string, d: []string) -> []string
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-- takes a single argument and returns it back
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identity(s: ?string) -> ?string
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-- encodes string's utf8 bytes as base58
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string_to_b58(s: string) -> Base58String
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-- decodes base58 to bytes to utf8 string
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-- throws error on invalid UTF8
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string_from_b58(b: Base58String) -> string
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-- encodes bytes as base58
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bytes_to_b58(bs: []u8) -> Base58String
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-- decodes base58 to bytes
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bytes_from_b58(b: Base58String) -> []u8
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-- Applies SHA256 to the given string
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-- Argument: s - string to apply sha256 to (hash is applied to utf8 bytes of s)
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-- Returns: returns sha256 multihash encoded as base58
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sha256_string(s: string) -> Base58String
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-- concatenate strings (in AIR it takes any number of arguments)
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concat_strings(a: string, b: string) -> string
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service Peer("peer"):
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-- Checks if there is a direct connection to the peer identified by a given PeerId
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-- Argument: PeerId – id of the peer to check if there's a connection with
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-- Returns: bool - true if connected to the peer, false otherwise
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is_connected(peer: PeerId) -> bool
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-- Initiates a connection to the specified peer
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-- Arguments:
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-- id - id of the target peer
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-- multiaddrs – an array of target peer's addresses
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-- Returns: bool - true if connection was successful
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connect(id: PeerId, multiaddrs: ?[]string) -> bool
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-- Resolves the contact of a peer via Kademlia
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-- Argument: PeerId – id of the target peer
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-- Returns: Contact - true if connection was successful
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get_contact(peer: PeerId) -> Contact
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-- Get information about the peer
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identify() -> Info
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-- Get Unix timestamp in milliseconds
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timestamp_ms() -> u64
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-- Get Unix timestamp in seconds
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timestamp_sec() -> u64
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-- Blocks for the given number of milliseconds. Meant to be used within `par` blocks.
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-- message is returned after duration has passed
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timeout(duration_ms: u64, message: string) -> string
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service Kademlia("kad"):
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-- Instructs node to return the locally-known nodes
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-- in the Kademlia neighborhood for a given key
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-- Arguments:
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-- key – base58 string
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-- already_hashed – default false; if set to true, key is considered to be a SHA256 multihash
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-- count – default 20; limits number of returned nodes
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neighborhood(key: Base58String, already_hashed: ?bool, count: ?u32) -> []PeerId
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-- Merges given lists and sorts them by distance to target
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-- Arguments:
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-- target – base58 string; result is sorted by XOR distance to target
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-- left – list of base58 strings
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-- right – list of base58 strings
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-- count – how many items to return; default 20
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-- Returns: list of base58 strings sorted by distance to target; list will contain at most count elements
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merge(target: Base58String, left: []string, right: []string, count: ?u32) -> []string
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service Srv("srv"):
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-- Used to create a service on a certain node
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-- Arguments:
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-- blueprint_id – ID of the blueprint that has been added to the node specified in the service call by the dist add_blueprint service.
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-- Returns: service_id – the service ID of the created service.
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create(blueprint_id: string) -> string
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-- Used to remove a service from a certain node
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-- Arguments:
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-- service_id – ID of the service to remove
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remove(service_id: string)
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-- Returns a list of services running on a peer
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list() -> []Service
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-- Adds an alias on service, so, service could be called
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-- not only by service_id but by alias as well.
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-- Arguments:
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-- alias - settable service name
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-- service_id – ID of the service whose interface you want to name.
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add_alias(alias: string, service_id: string)
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-- Resolves given alias to a service id
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-- If there's no such alias, throws an error
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-- Returns: service id associated with the given alias
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resolve_alias(alias: string) -> string
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-- Retrieves the functional interface of a service running
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-- on the node specified in the service call
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-- Argument: service_id – ID of the service whose interface you want to retrieve.
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get_interface(service_id: string) -> Interface
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service Dist("dist"):
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-- Constructs a ModuleConfig structure
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-- Arguments:
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-- module_name - import name of the module
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-- mem_pages_count - Maximum memory size accessible by a module in Wasm pages (64 Kb)
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-- logger_enabled - Defines whether Marine should provide a special host log_utf8_string function for this module
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-- preopened_files - Files available for this module. Module can access only files from this list
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-- envs - environment variables available for this module
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-- mapped_dirs - Directory mapping, e.g. [["/sites", "./web/data"]] so all
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-- reads & writes to /sites will actually to go ./web/data
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-- mounted_binaries - Mapping of host binaries available to call from module,
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-- e.g. [["curl", "/usr/bin/curl"]] will allow module to
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-- call /usr/bin/curl binary as function 'curl'
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-- logging_mask - Binary mask to enable & disable logging targets. Targets are
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-- configured in WasmLoggerBuilder::with_target_map
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-- mem_pages_count - Maximum memory size accessible by a module in Wasm pages (64 Kb)
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make_module_config(name: string, mem_pages_count: ?u32, logger_enabled: ?bool, preopened_files: ?[]string, envs: ?Pairs, mapped_dirs: ?Pairs, mounted_binaries: ?Pairs, logging_mask: ?i32) -> ModuleConfig
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-- Constructs a ModuleConfig structure
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-- Arguments:
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-- module_name - import name of the module
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default_module_config(module_name: string) -> ModuleConfig
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-- Used to add modules to the node specified in the service call
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-- Arguments:
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-- bytes – a base64 string containing the .wasm module to add.
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-- config – module info
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-- Returns: blake3 hash of the module
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add_module(wasm_b56_content: Bytes, conf: ModuleConfig) -> string
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-- Adds module by copying it from Particle Vault directory
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-- Arguments:
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-- path – path or a filename
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-- config - module config
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add_module_from_vault(path: string, config: ModuleConfig) -> Hash
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-- Get a list of modules available on the node
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list_modules() -> []Module
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-- Get the interface of a module
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get_module_interface(module_hash: string) -> Interface
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-- Creates Blueprint structure from from blueprint name and dependencies (modules)
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make_blueprint(name: string, dependencies: []Dependency) -> AddBlueprint
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-- Add a blueprint to the node
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add_blueprint(blueprint: AddBlueprint) -> string
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-- Used to get the blueprints available on the node specified in the service call.
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-- A blueprint is an object of the following structure
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list_blueprints() -> []Blueprint
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service Script("script"):
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-- Adds the given script to a node
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-- Arguments:
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-- air_script - raw AIR script without any undefined variables
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-- interval - if not set, script will be ran only once
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-- if set, script will be ran once in the interval
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-- (NOTE: actual interval may vary by up to 3 seconds)
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add(air_script: string, interval: ?u64) -> string
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-- Removes recurring script from a node. Only a creator of the script can delete it
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remove(script_id: string) -> bool
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-- Returns a list of existing scripts on the node.
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-- Each object in the list is of the following structure
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list() -> []ScriptInfo
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service Sig("sig"):
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-- Signs data with the current peer's key.
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-- Can only be called on %init_peer_id%
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-- Accepts data only from the following sources:
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-- trust-graph.get_trust_bytes
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-- trust-graph.get_revocation_bytes
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-- registry.get_key_bytes
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-- registry.get_record_bytes
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-- Argument: data - byte array to sign
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-- Returns: signature as a byte array
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sign(data: []u8) -> []u8
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-- Given the data and signature both as byte arrays, returns true if the signature is correct, false otherwise.
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verify(signature: []u8, data: []u8) -> bool |