/**
* Configuration loading and defaults
*/
import { existsSync, readFileSync } from "fs";
import { homedir } from "os";
import { join } from "path";
export interface Config {
auth: {
token_env: string;
};
permissions: {
read: boolean;
trigger: boolean;
cancel: boolean;
admin: boolean;
whitelist_repos: string[];
blacklist_repos: string[];
};
neverhang: {
api_timeout: number;
log_timeout: number;
};
fallback: {
enabled: boolean;
model?: string;
api_key_env?: string;
max_log_lines?: number;
max_tokens?: number;
};
bypass_permissions?: boolean;
}
const DEFAULT_CONFIG: Config = {
auth: {
token_env: "GITHUB_TOKEN",
},
permissions: {
read: true,
trigger: false,
cancel: false,
admin: false,
whitelist_repos: [],
blacklist_repos: [],
},
neverhang: {
api_timeout: 30000,
log_timeout: 60000,
},
fallback: {
enabled: false,
},
};
/**
* Load configuration from file or environment
*/
export function loadConfig(): Config {
// Check for --bypass-permissions flag
const bypassMode = process.argv.includes("--bypass-permissions");
// Try to load config file
const configPaths = [
join(process.cwd(), "github-actions-mcp.json"),
join(homedir(), ".config", "github-actions-mcp", "config.json"),
];
let fileConfig: Partial<Config> = {};
for (const configPath of configPaths) {
if (existsSync(configPath)) {
try {
const content = readFileSync(configPath, "utf-8");
fileConfig = JSON.parse(content);
console.error(`[github-actions-mcp] Loaded config from ${configPath}`);
break;
} catch (error) {
console.error(`[github-actions-mcp] Warning: Failed to parse ${configPath}`);
}
}
}
// Merge with defaults
const config: Config = {
auth: {
...DEFAULT_CONFIG.auth,
...fileConfig.auth,
},
permissions: {
...DEFAULT_CONFIG.permissions,
...fileConfig.permissions,
},
neverhang: {
...DEFAULT_CONFIG.neverhang,
...fileConfig.neverhang,
},
fallback: {
...DEFAULT_CONFIG.fallback,
...fileConfig.fallback,
},
bypass_permissions: bypassMode || fileConfig.bypass_permissions,
};
// Environment variable overrides
if (process.env.GHA_MCP_TIMEOUT) {
config.neverhang.api_timeout = parseInt(process.env.GHA_MCP_TIMEOUT, 10);
}
if (bypassMode) {
console.error("[github-actions-mcp] WARNING: Running with --bypass-permissions");
console.error("[github-actions-mcp] All permission checks disabled. You own the consequences.");
}
return config;
}
