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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1,49 @@ | ||
| require 'ffi' | ||
| require 'json' | ||
| require_relative './extism/version' | ||
| require_relative './extism/plugin' | ||
| require_relative './extism/current_plugin' | ||
| require_relative './extism/libextism' | ||
| require_relative './extism/wasm' | ||
| require_relative './extism/host_environment' | ||
|
|
||
| module Extism | ||
| class Error < StandardError | ||
| end | ||
|
|
||
| # Return the version of Extism | ||
| # | ||
| # @return [String] The version string of the Extism runtime | ||
| def self.extism_version | ||
| LibExtism.extism_version | ||
| end | ||
|
|
||
| # Set log file and level, this is a global configuration | ||
| # @param name [String] The path to the logfile | ||
| # @param level [String] The log level. One of {"debug", "error", "info", "trace" } | ||
| def self.set_log_file(name, level = nil) | ||
| LibExtism.extism_log_file(name, level) | ||
| end | ||
|
|
||
| $PLUGINS = {} | ||
| $FREE_PLUGIN = proc { |ptr| | ||
| x = $PLUGINS[ptr] | ||
| unless x.nil? | ||
| LibExtism.extism_plugin_free(x[:plugin]) | ||
| $PLUGINS.delete(ptr) | ||
| end | ||
| } | ||
|
|
||
| # Represents a "block" of memory in Extism. | ||
| # This memory is in the communication buffer b/w the | ||
| # guest in the host and technically lives in host memory. | ||
| class Memory | ||
| attr_reader :offset, :len | ||
|
|
||
| def initialize(offset, len) | ||
| @offset = offset | ||
| @len = len | ||
| end | ||
| end | ||
| end | ||
| require 'ffi' | ||
| require 'json' | ||
| require_relative './extism/manifest' | ||
| require_relative './extism/version' | ||
| require_relative './extism/plugin' | ||
| require_relative './extism/current_plugin' | ||
| require_relative './extism/libextism' | ||
| require_relative './extism/wasm' | ||
| require_relative './extism/host_environment' | ||
|
|
||
| module Extism | ||
| class Error < StandardError | ||
| end | ||
|
|
||
| # Return the version of Extism | ||
| # | ||
| # @return [String] The version string of the Extism runtime | ||
| def self.extism_version | ||
| LibExtism.extism_version | ||
| end | ||
|
|
||
| # Set log file and level, this is a global configuration | ||
| # @param name [String] The path to the logfile | ||
| # @param level [String] The log level. One of {"debug", "error", "info", "trace" } | ||
| def self.set_log_file(name, level = nil) | ||
| LibExtism.extism_log_file(name, level) | ||
| end | ||
|
|
||
| $PLUGINS = {} | ||
| $FREE_PLUGIN = proc { |ptr| | ||
| x = $PLUGINS[ptr] | ||
| unless x.nil? | ||
| LibExtism.extism_plugin_free(x[:plugin]) | ||
| $PLUGINS.delete(ptr) | ||
| end | ||
| } | ||
|
|
||
| # Represents a "block" of memory in Extism. | ||
| # This memory is in the communication buffer b/w the | ||
| # guest in the host and technically lives in host memory. | ||
| class Memory | ||
| attr_reader :offset, :len | ||
|
|
||
| def initialize(offset, len) | ||
| @offset = offset | ||
| @len = len | ||
| end | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| module Extism | ||
| class Manifest | ||
| attr_reader :manifest_data | ||
|
|
||
| # Create a manifest of a single wasm from url. | ||
| # Look at {Manifest#new} for an interface with more control | ||
| # | ||
| # @see Manifest::new | ||
| # @param [String] url The url to the wasm module | ||
| # @param [String | nil] url An optional sha256 integrity hash. Defaults to nil | ||
| # @param [String | nil] An optional name. Defaults to nil | ||
| # @returns [Extism::Manifest] | ||
| def self.from_url(url, hash: nil, name: nil) | ||
| wasm = { url: url } | ||
| wasm[:hash] = hash unless hash.nil? | ||
| wasm[:name] = name unless hash.nil? | ||
|
|
||
| Manifest.new({ wasm: [wasm] }) | ||
| end | ||
|
|
||
| # Create a manifest of a single wasm from file path. | ||
| # Look at {Manifest#new} for an interface with more control | ||
| # | ||
| # @see Manifest::new | ||
| # @param [String] path The path to the wasm module on disk | ||
| # @param [String | nil] url An optional sha256 integrity hash. Defaults to nil | ||
| # @param [String | nil] An optional name. Defaults to nil | ||
| # @returns [Extism::Manifest] | ||
| def self.from_path(path, hash: nil, name: nil) | ||
| wasm = { path: path } | ||
| wasm[:hash] = hash unless hash.nil? | ||
| wasm[:name] = name unless hash.nil? | ||
|
|
||
| Manifest.new({ wasm: [wasm] }) | ||
| end | ||
|
|
||
| # Create a manifest of a single wasm module with raw binary data. | ||
| # Look at {Manifest#new} for an interface with more control | ||
| # Consider using a file path instead of the raw wasm binary in memory. | ||
| # The performance is often better letting the runtime load the binary itself. | ||
| # | ||
| # @see Manifest::new | ||
| # @param [String] The binary data of the wasm module | ||
| # @param [String | nil] hash An optional sha256 integrity hash. Defaults to nil | ||
| # @param [String | nil] name An optional name. Defaults to nil | ||
| # @returns [Extism::Manifest] | ||
| def self.from_bytes(data, hash: nil, name: nil) | ||
| wasm = { data: data } | ||
| wasm[:hash] = hash unless hash.nil? | ||
| wasm[:name] = name unless hash.nil? | ||
|
|
||
| Manifest.new({ wasm: [wasm] }) | ||
| end | ||
|
|
||
| # Initialize a manifest | ||
| # See https://extism.org/docs/concepts/manifest for schema | ||
| # | ||
| # @param | ||
| def initialize(hash) | ||
| @manifest_data = hash | ||
| end | ||
| end | ||
| end |
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