0.5.1-pre.006
This commit is contained in:
373
ks-config/src/composition.rs
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373
ks-config/src/composition.rs
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// file: ks-config/src/composition.rs
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// version: 1
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//! Binary composition configuration and resolution into the shared runtime profile contract.
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const COMPOSITION_JSON_SCHEMA: &str =
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include_str!("../../config/schemas/composition.config.schema.json");
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/// Root composition document used by a binary to select shared configuration profiles.
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#[derive(Clone, Debug, serde::Deserialize, Eq, PartialEq, serde::Serialize)]
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pub struct CompositionConfigDocument {
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/// Active binary composition profile name.
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pub active_profile: std::string::String,
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/// Shared configuration documents referenced by this composition.
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pub sources: CompositionConfigSources,
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/// Named binary composition profiles.
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pub profiles: std::vec::Vec<CompositionProfileConfig>,
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}
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/// Paths of shared configuration documents consumed by one binary composition.
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#[derive(Clone, Debug, serde::Deserialize, Eq, PartialEq, serde::Serialize)]
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pub struct CompositionConfigSources {
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/// Logging configuration document path relative to the workspace root unless absolute.
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pub logging: std::string::String,
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/// Transport configuration document path relative to the workspace root unless absolute.
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pub transport: std::string::String,
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/// Listener configuration document path relative to the workspace root unless absolute.
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pub listeners: std::string::String,
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}
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/// Named composition profile referencing shared configuration profiles.
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#[derive(Clone, Debug, serde::Deserialize, Eq, PartialEq, serde::Serialize)]
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pub struct CompositionProfileConfig {
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/// Composition profile code.
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pub name: std::string::String,
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/// Application metadata retained until the remaining configuration split is completed.
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pub app: crate::AppSectionConfig,
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/// Logging profile selected from the referenced logging document.
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pub logging_profile: std::string::String,
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/// Transport profile selected from the referenced transport document.
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pub transport_profile: std::string::String,
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/// Listener profile selected from the referenced listener document.
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pub listeners_profile: std::string::String,
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/// Database configuration retained until the store split prerelease.
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pub database: crate::DatabaseConfig,
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/// Local data directories retained until their owning configuration files are split.
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pub data: crate::DataConfig,
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/// Wallet configuration retained until the wallet split prerelease.
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pub wallet: crate::WalletConfig,
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/// Execution policy retained until the execution split prerelease.
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pub execution: crate::ExecutionConfig,
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/// Desktop demo flags retained until the binary-specific split prerelease.
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pub demo: crate::DemoConfig,
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}
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/// Returns the embedded binary composition JSON Schema text.
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pub fn composition_json_schema_text() -> &'static str {
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return COMPOSITION_JSON_SCHEMA;
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}
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/// Parses the embedded binary composition JSON Schema into a JSON value.
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pub fn composition_json_schema_value() -> ks_core::Result<serde_json::Value> {
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let schema_result = serde_json::from_str::<serde_json::Value>(COMPOSITION_JSON_SCHEMA);
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return match schema_result {
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std::result::Result::Ok(schema) => std::result::Result::Ok(schema),
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std::result::Result::Err(error) => std::result::Result::Err(ks_core::Error::new(
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"composition_config_schema_parse_failed",
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error.to_string(),
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)),
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};
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}
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/// Validates raw binary composition JSON against its embedded schema.
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pub fn validate_composition_json_schema(raw_json: &str) -> ks_core::Result<()> {
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let schema = match composition_json_schema_value() {
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std::result::Result::Ok(schema) => schema,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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let instance = match serde_json::from_str::<serde_json::Value>(raw_json) {
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std::result::Result::Ok(instance) => instance,
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std::result::Result::Err(error) => {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_config_json_parse_failed",
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error.to_string(),
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));
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},
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};
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let validator = match jsonschema::validator_for(&schema) {
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std::result::Result::Ok(validator) => validator,
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std::result::Result::Err(error) => {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_config_schema_compile_failed",
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error.to_string(),
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));
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},
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};
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return match validator.validate(&instance) {
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std::result::Result::Ok(()) => std::result::Result::Ok(()),
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std::result::Result::Err(error) => std::result::Result::Err(ks_core::Error::new(
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"composition_config_schema_validation_failed",
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error.to_string(),
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)),
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};
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}
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/// Parses and validates one binary composition document.
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pub fn parse_composition_json(raw_json: &str) -> ks_core::Result<CompositionConfigDocument> {
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match validate_composition_json_schema(raw_json) {
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std::result::Result::Ok(()) => (),
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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}
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let document = match serde_json::from_str::<CompositionConfigDocument>(raw_json) {
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std::result::Result::Ok(document) => document,
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std::result::Result::Err(error) => {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_config_json_decode_failed",
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error.to_string(),
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));
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},
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};
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return match validate_composition_document(&document) {
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std::result::Result::Ok(()) => std::result::Result::Ok(document),
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std::result::Result::Err(error) => std::result::Result::Err(error),
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};
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}
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/// Reads and parses one binary composition document from a filesystem path.
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pub fn read_composition_json_file(
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path: &std::path::Path,
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) -> ks_core::Result<CompositionConfigDocument> {
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let raw_json = match std::fs::read_to_string(path) {
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std::result::Result::Ok(content) => content,
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std::result::Result::Err(error) => {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_config_file_read_failed",
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error.to_string(),
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));
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},
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};
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return parse_composition_json(&raw_json);
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}
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/// Loads workspace environment values, resolves placeholders and parses one binary composition document.
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pub fn read_composition_json_file_with_environment(
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path: &std::path::Path,
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workspace_root: &std::path::Path,
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) -> ks_core::Result<CompositionConfigDocument> {
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match crate::load_workspace_environment(workspace_root) {
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std::result::Result::Ok(_) => (),
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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}
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let raw_json = match std::fs::read_to_string(path) {
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std::result::Result::Ok(content) => content,
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std::result::Result::Err(error) => {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_config_file_read_failed",
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error.to_string(),
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));
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},
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};
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let resolved = crate::resolve_environment_placeholders(&raw_json);
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return parse_composition_json(&resolved);
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}
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/// Returns one named binary composition profile.
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pub fn composition_profile<'a>(
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document: &'a CompositionConfigDocument,
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profile_name: &str,
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) -> ks_core::Result<&'a CompositionProfileConfig> {
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for profile in &document.profiles {
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if profile.name == profile_name {
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return std::result::Result::Ok(profile);
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}
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}
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return std::result::Result::Err(ks_core::Error::new(
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"composition_profile_not_found",
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profile_name.to_string(),
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));
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}
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/// Returns the active binary composition profile.
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pub fn active_composition_profile(
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document: &CompositionConfigDocument,
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) -> ks_core::Result<&CompositionProfileConfig> {
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return composition_profile(document, document.active_profile.as_str());
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}
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/// Resolves a source path relative to the workspace root unless already absolute.
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pub fn resolve_composition_source_path(
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workspace_root: &std::path::Path,
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configured_path: &str,
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) -> std::path::PathBuf {
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let path = std::path::PathBuf::from(configured_path);
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if path.is_absolute() {
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return path;
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}
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return workspace_root.join(path);
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}
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/// Resolves all shared transport/listener selections into the existing runtime application contract.
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pub fn compose_app_config(
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document: &CompositionConfigDocument,
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transport: &crate::TransportConfigDocument,
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listeners: &crate::ListenersConfigDocument,
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) -> ks_core::Result<crate::AppConfig> {
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let mut profiles = std::vec::Vec::<crate::ProfileConfig>::new();
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for profile in &document.profiles {
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let transport_profile =
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match crate::transport_profile(transport, profile.transport_profile.as_str()) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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let listeners_profile =
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match crate::listeners_profile(listeners, profile.listeners_profile.as_str()) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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profiles.push(crate::ProfileConfig {
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name: profile.name.clone(),
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app: profile.app.clone(),
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database: profile.database.clone(),
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data: profile.data.clone(),
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solana: crate::SolanaConfig {
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http_endpoints: transport_profile.http_endpoints.clone(),
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ws_endpoints: transport_profile.ws_endpoints.clone(),
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listeners: crate::resolved_listener_config(listeners_profile),
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},
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wallet: profile.wallet.clone(),
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execution: profile.execution.clone(),
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demo: profile.demo.clone(),
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});
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}
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let config = crate::AppConfig {
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active_profile: document.active_profile.clone(),
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profiles,
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};
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return match crate::validate_config(&config) {
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std::result::Result::Ok(()) => std::result::Result::Ok(config),
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std::result::Result::Err(error) => std::result::Result::Err(error),
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};
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}
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/// Reads a binary composition and its referenced transport/listener documents into the resolved runtime contract.
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pub fn read_composed_app_config_with_environment(
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composition_path: &std::path::Path,
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workspace_root: &std::path::Path,
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) -> ks_core::Result<crate::ComposedAppConfig> {
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let composition =
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match read_composition_json_file_with_environment(composition_path, workspace_root) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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let transport_path =
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resolve_composition_source_path(workspace_root, composition.sources.transport.as_str());
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let listeners_path =
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resolve_composition_source_path(workspace_root, composition.sources.listeners.as_str());
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let transport =
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match crate::read_transport_json_file_with_environment(&transport_path, workspace_root) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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let listeners =
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match crate::read_listeners_json_file_with_environment(&listeners_path, workspace_root) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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let app_config = match compose_app_config(&composition, &transport, &listeners) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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};
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return std::result::Result::Ok(crate::ComposedAppConfig {
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composition,
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app_config,
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transport_path,
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listeners_path,
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});
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}
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/// Resolved application configuration and the source documents needed by a binary.
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#[derive(Clone, Debug, Eq, PartialEq)]
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pub struct ComposedAppConfig {
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/// Parsed binary composition document.
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pub composition: CompositionConfigDocument,
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/// Resolved runtime application configuration.
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pub app_config: crate::AppConfig,
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/// Resolved transport source path.
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pub transport_path: std::path::PathBuf,
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/// Resolved listener source path.
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pub listeners_path: std::path::PathBuf,
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}
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/// Validates a typed binary composition document before referenced documents are loaded.
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pub fn validate_composition_document(document: &CompositionConfigDocument) -> ks_core::Result<()> {
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match crate::require_non_empty(&document.active_profile, "active_profile") {
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std::result::Result::Ok(()) => (),
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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}
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for source in [
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&document.sources.logging,
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&document.sources.transport,
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&document.sources.listeners,
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] {
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match crate::require_non_empty(source, "composition.sources") {
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std::result::Result::Ok(()) => (),
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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}
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}
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if document.profiles.is_empty() {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_profiles_empty",
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"at least one composition profile is required",
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));
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}
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let mut names = std::collections::BTreeSet::<std::string::String>::new();
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for profile in &document.profiles {
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match crate::require_non_empty(&profile.name, "composition.profile.name") {
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std::result::Result::Ok(()) => (),
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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}
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for reference in
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[&profile.logging_profile, &profile.transport_profile, &profile.listeners_profile]
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{
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match crate::require_non_empty(reference, "composition.profile.reference") {
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std::result::Result::Ok(()) => (),
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std::result::Result::Err(error) => return std::result::Result::Err(error),
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}
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}
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if !names.insert(profile.name.clone()) {
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return std::result::Result::Err(ks_core::Error::new(
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"composition_profile_name_duplicate",
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profile.name.clone(),
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));
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}
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}
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return match active_composition_profile(document) {
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std::result::Result::Ok(_) => std::result::Result::Ok(()),
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std::result::Result::Err(error) => std::result::Result::Err(error),
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};
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}
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#[cfg(test)]
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mod tests {
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const DEFAULT_COMPOSITION: &str =
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include_str!("../../config/kb-app-demo-desktop.default.config.json");
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const EXAMPLE_COMPOSITION: &str =
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include_str!("../../config/example.kb-app-demo-desktop.default.config.json");
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const DEFAULT_TRANSPORT: &str = include_str!("../../config/transport.config.json");
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const DEFAULT_LISTENERS: &str = include_str!("../../config/listeners.config.json");
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#[test]
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fn default_and_example_compositions_validate() {
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assert!(super::parse_composition_json(DEFAULT_COMPOSITION).is_ok());
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assert!(super::parse_composition_json(EXAMPLE_COMPOSITION).is_ok());
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}
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#[test]
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fn default_composition_resolves_shared_transport_and_listener_profiles() {
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let composition = match super::parse_composition_json(DEFAULT_COMPOSITION) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => panic!("default composition must parse: {error}"),
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};
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let transport = match crate::parse_transport_json(DEFAULT_TRANSPORT) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => panic!("default transport must parse: {error}"),
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};
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let listeners = match crate::parse_listeners_json(DEFAULT_LISTENERS) {
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std::result::Result::Ok(value) => value,
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std::result::Result::Err(error) => panic!("default listeners must parse: {error}"),
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};
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let resolved = super::compose_app_config(&composition, &transport, &listeners);
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assert!(resolved.is_ok());
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}
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}
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