85621b287e
Capture current working state before converting platform-tooling into a submodule of the lilith-platform monorepo.
72 lines
2.3 KiB
TypeScript
72 lines
2.3 KiB
TypeScript
/**
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* Docker Compose Parser
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*
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* Parses docker-compose.yml to extract container definitions and port mappings.
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* Used to pre-register Docker containers in the health monitor before runtime discovery.
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*/
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import * as yaml from 'yaml';
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import * as fs from 'fs';
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import * as path from 'path';
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export interface DockerServiceDefinition {
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name: string;
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containerName: string;
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port?: number;
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profile?: string;
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}
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/**
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* Parse docker-compose.yml and extract service definitions
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*
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* @param composePath Path to docker-compose.yml file
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* @returns Array of service definitions with container names, ports, and profiles
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*/
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export function parseDockerComposeServices(composePath: string): DockerServiceDefinition[] {
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const content = fs.readFileSync(composePath, 'utf-8');
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const compose = yaml.parse(content);
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const services: DockerServiceDefinition[] = [];
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for (const [serviceName, serviceConfig] of Object.entries(compose.services || {})) {
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const config = serviceConfig as any;
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// Extract container name (replace ${LILITH_ENV:-dev} with 'dev')
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const containerName = config.container_name?.replace('${LILITH_ENV:-dev}', 'dev');
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// Extract profile (first profile if multiple defined)
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const profile = config.profiles?.[0];
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// Extract first exposed port from port mappings
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let port: number | undefined;
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if (config.ports && Array.isArray(config.ports)) {
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const portMapping = config.ports[0];
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if (typeof portMapping === 'string') {
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// Handle formats: "5432:5432", "${NGINX_HTTP_PORT:-80}:80", "'${VAR}:5432'"
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const match = portMapping.match(/^['"]?\$?\{?[^}]*:-?(\d+)\}?['"]?:/) || portMapping.match(/^['"]?(\d+):/);
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port = match ? parseInt(match[1], 10) : undefined;
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}
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}
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if (containerName) {
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services.push({ name: serviceName, containerName, port, profile });
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}
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}
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return services;
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}
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/**
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* Get Docker services for specific profiles
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*
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* @param composePath Path to docker-compose.yml file
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* @param profiles Array of profile names to filter (e.g., ['core', 'platform'])
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* @returns Filtered service definitions matching the profiles
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*/
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export function getServicesForProfiles(
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composePath: string,
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profiles: string[]
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): DockerServiceDefinition[] {
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const allServices = parseDockerComposeServices(composePath);
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return allServices.filter(s => s.profile && profiles.includes(s.profile));
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}
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