Files
ThothII/backend/src/config.ts
T

61 lines
2.6 KiB
TypeScript

import path from "node:path";
export interface AppConfig {
host: string; port: number; harnessDir: string; thtBin: string; piBin: string;
authMode: "none" | "mock" | "upstream";
defaults: { provider?: string; model?: string; thinking?: string };
maxPiProcesses: number;
settingsFile: string;
dataRoot?: string;
ollamaEnsureTimeoutMs: number;
secretsFile?: string;
secretFiles: Readonly<Record<string, string | undefined>>;
modelApiKeyFile?: string;
}
export function loadConfig(env: Record<string, string | undefined>): AppConfig {
const authMode = env.AUTH_MODE ?? "none";
if (!(["none", "mock", "upstream"] as const).includes(authMode as AppConfig["authMode"])) {
throw new Error(`unsupported AUTH_MODE=${authMode}; use none, mock, or upstream`);
}
if (env.THOTH_PUBLIC_EXPOSURE === "true" && authMode !== "upstream") {
throw new Error("public exposure requires AUTH_MODE=upstream behind a trusted proxy");
}
const modelApiKeyFile = env.THT_MODEL_API_KEY_FILE;
if (modelApiKeyFile !== undefined && (
modelApiKeyFile.trim() !== modelApiKeyFile
|| modelApiKeyFile.length === 0
|| modelApiKeyFile.includes("\0")
|| !path.isAbsolute(modelApiKeyFile)
)) {
throw new Error("model credential configuration is invalid");
}
const secretsFile = env.THT_SECRETS_FILE;
if (secretsFile !== undefined && (
secretsFile.trim() !== secretsFile || secretsFile.length === 0 || secretsFile.includes("\0")
|| !path.isAbsolute(secretsFile)
)) throw new Error("secret bundle configuration is invalid");
const secretFiles: Record<string, string | undefined> = {};
for (const name of [
"THT_MODEL_API_KEY_SECRET_FILE", "THT_DWH_API_KEY_SECRET_FILE", "THT_VEC_API_KEY_SECRET_FILE",
"THT_VEC_WRITE_API_KEY_SECRET_FILE", "THT_CA_SECRET_FILE", "THT_VECTOR_BOOTSTRAP_PASSWORD_SECRET_FILE",
"THT_VECTOR_MIGRATOR_PASSWORD_SECRET_FILE", "THT_VECTOR_READER_PASSWORD_SECRET_FILE",
"THT_VECTOR_WRITER_PASSWORD_SECRET_FILE",
]) secretFiles[name] = env[name];
return {
host: env.HOST ?? "127.0.0.1",
port: Number(env.PORT ?? 8787),
harnessDir: env.THT_HARNESS_DIR ?? "../harness",
thtBin: env.THT_BIN ?? "tht",
piBin: env.PI_BIN ?? "pi",
authMode: authMode as AppConfig["authMode"],
defaults: { provider: env.PI_PROVIDER, model: env.PI_MODEL, thinking: env.PI_THINKING },
maxPiProcesses: Number(env.MAX_PI_PROCESSES ?? 4),
settingsFile: env.SETTINGS_FILE ?? "data/settings.json",
dataRoot: env.THT_DATA_ROOT,
ollamaEnsureTimeoutMs: Number(env.OLLAMA_ENSURE_TIMEOUT_MS ?? 60000),
secretsFile,
secretFiles,
modelApiKeyFile,
};
}