16449784595

Committed 22 Jul 2025 04:14PM UTC coverage: 80.241% (-1.6%) from 81.82%

Build # 16449784595

Build Type

Pull #387

github

Committed by

web-flow

Commit Message

Merge f1f43f97f into f8e500004

Pull Request Pull Request #387: chore: update JIRA automation

Run Details

564 of 739 branches covered (76.32%)

Branch coverage included in aggregate %.

3099 of 3826 relevant lines covered (81.0%)

47.23 hits per line

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78.64

/src/common/config.ts

import path from "path";
import os from "os";
import argv from "yargs-parser";

import { ReadConcernLevel, ReadPreferenceMode, W } from "mongodb";

export interface ConnectOptions {
    readConcern: ReadConcernLevel;
    readPreference: ReadPreferenceMode;
    writeConcern: W;
    timeoutMS: number;
}

// If we decide to support non-string config options, we'll need to extend the mechanism for parsing
// env variables.
export interface UserConfig {
    apiBaseUrl: string;
    apiClientId?: string;
    apiClientSecret?: string;
    telemetry: "enabled" | "disabled";
    logPath: string;
    connectionString?: string;
    connectOptions: ConnectOptions;
    disabledTools: Array<string>;
    readOnly?: boolean;
    indexCheck?: boolean;
    transport: "stdio" | "http";
    httpPort: number;
    httpHost: string;
    loggers: Array<"stderr" | "disk" | "mcp">;
    idleTimeoutMs: number;
    notificationTimeoutMs: number;
}

const defaults: UserConfig = {
    apiBaseUrl: "https://cloud.mongodb.com/",
    logPath: getLogPath(),
    connectOptions: {
        readConcern: "local",
        readPreference: "secondaryPreferred",
        writeConcern: "majority",
        timeoutMS: 30_000,
    },
    disabledTools: [],
    telemetry: "enabled",
    readOnly: false,
    indexCheck: false,
    transport: "stdio",
    httpPort: 3000,
    httpHost: "127.0.0.1",
    loggers: ["disk", "mcp"],
    idleTimeoutMs: 600000, // 10 minutes
    notificationTimeoutMs: 540000, // 9 minutes
};

export const config = {
    ...defaults,
    ...getEnvConfig(),
    ...getCliConfig(),
};

function getLogPath(): string {
    const localDataPath =
        process.platform === "win32"
            ? path.join(process.env.LOCALAPPDATA || process.env.APPDATA || os.homedir(), "mongodb")
            : path.join(os.homedir(), ".mongodb");

    const logPath = path.join(localDataPath, "mongodb-mcp", ".app-logs");

    return logPath;
}

// Gets the config supplied by the user as environment variables. The variable names
// are prefixed with `MDB_MCP_` and the keys match the UserConfig keys, but are converted
// to SNAKE_UPPER_CASE.
function getEnvConfig(): Partial<UserConfig> {
    function setValue(obj: Record<string, unknown>, path: string[], value: string): void {
        const currentField = path.shift();
        if (!currentField) {
            return;
        }
        if (path.length === 0) {
            const numberValue = Number(value);
            if (!isNaN(numberValue)) {
                obj[currentField] = numberValue;
                return;
            }

            const booleanValue = value.toLocaleLowerCase();
            if (booleanValue === "true" || booleanValue === "false") {
                obj[currentField] = booleanValue === "true";
                return;
            }

            // Try to parse an array of values
            if (value.indexOf(",") !== -1) {
                obj[currentField] = value.split(",").map((v) => v.trim());
                return;
            }

            obj[currentField] = value;
            return;
        }

        if (!obj[currentField]) {
            obj[currentField] = {};
        }

        setValue(obj[currentField] as Record<string, unknown>, path, value);
    }

    const result: Record<string, unknown> = {};
    const mcpVariables = Object.entries(process.env).filter(
        ([key, value]) => value !== undefined && key.startsWith("MDB_MCP_")
    ) as [string, string][];
    for (const [key, value] of mcpVariables) {
        const fieldPath = key
            .replace("MDB_MCP_", "")
            .split(".")
            .map((part) => SNAKE_CASE_toCamelCase(part));

        setValue(result, fieldPath, value);
    }

    return result;
}

function SNAKE_CASE_toCamelCase(str: string): string {
    return str.toLowerCase().replace(/([-_][a-z])/g, (group) => group.toUpperCase().replace("_", ""));
}

// Reads the cli args and parses them into a UserConfig object.
function getCliConfig() {
    return argv(process.argv.slice(2), {
        array: ["disabledTools", "loggers"],
    }) as unknown as Partial<UserConfig>;
}

1	import path from "path";	2✔
2	import os from "os";	2✔
3	import argv from "yargs-parser";	2✔
4
5	import { ReadConcernLevel, ReadPreferenceMode, W } from "mongodb";
6
7	export interface ConnectOptions {
8	readConcern: ReadConcernLevel;
9	readPreference: ReadPreferenceMode;
10	writeConcern: W;
11	timeoutMS: number;
12	}
13
14	// If we decide to support non-string config options, we'll need to extend the mechanism for parsing
15	// env variables.
16	export interface UserConfig {
17	apiBaseUrl: string;
18	apiClientId?: string;
19	apiClientSecret?: string;
20	telemetry: "enabled" \| "disabled";
21	logPath: string;
22	connectionString?: string;
23	connectOptions: ConnectOptions;
24	disabledTools: Array<string>;
25	readOnly?: boolean;
26	indexCheck?: boolean;
27	transport: "stdio" \| "http";
28	httpPort: number;
29	httpHost: string;
30	loggers: Array<"stderr" \| "disk" \| "mcp">;
31	idleTimeoutMs: number;
32	notificationTimeoutMs: number;
33	}
34
35	const defaults: UserConfig = {	2✔
36	apiBaseUrl: "https://cloud.mongodb.com/",	2✔
37	logPath: getLogPath(),	2✔
38	connectOptions: {	2✔
39	readConcern: "local",	2✔
40	readPreference: "secondaryPreferred",	2✔
41	writeConcern: "majority",	2✔
42	timeoutMS: 30_000,	2✔
43	},	2✔
44	disabledTools: [],	2✔
45	telemetry: "enabled",	2✔
46	readOnly: false,	2✔
47	indexCheck: false,	2✔
48	transport: "stdio",	2✔
49	httpPort: 3000,	2✔
50	httpHost: "127.0.0.1",	2✔
51	loggers: ["disk", "mcp"],	2✔
52	idleTimeoutMs: 600000, // 10 minutes	2✔
53	notificationTimeoutMs: 540000, // 9 minutes	2✔
54	};	2✔
55
56	export const config = {	2✔
57	...defaults,	2✔
58	...getEnvConfig(),	2✔
59	...getCliConfig(),	2✔
60	};	2✔
61
62	function getLogPath(): string {	64✔
63	const localDataPath =	64✔
64	process.platform === "win32"	64!
65	? path.join(process.env.LOCALAPPDATA \|\| process.env.APPDATA \|\| os.homedir(), "mongodb")	×
66	: path.join(os.homedir(), ".mongodb");	64✔
67
68	const logPath = path.join(localDataPath, "mongodb-mcp", ".app-logs");	64✔
69
70	return logPath;	64✔
71	}	64✔
72
73	// Gets the config supplied by the user as environment variables. The variable names
74	// are prefixed with `MDB_MCP_` and the keys match the UserConfig keys, but are converted
75	// to SNAKE_UPPER_CASE.
76	function getEnvConfig(): Partial<UserConfig> {	64✔
77	function setValue(obj: Record<string, unknown>, path: string[], value: string): void {	64✔
78	const currentField = path.shift();	96✔
79	if (!currentField) {	96!
80	return;	×
81	}	×
82	if (path.length === 0) {	96✔
83	const numberValue = Number(value);	96✔
84	if (!isNaN(numberValue)) {	96!
85	obj[currentField] = numberValue;	×
86	return;	×
87	}	×
88
89	const booleanValue = value.toLocaleLowerCase();	96✔
90	if (booleanValue === "true" \|\| booleanValue === "false") {	96!
91	obj[currentField] = booleanValue === "true";	×
92	return;	×
93	}	×
94
95	// Try to parse an array of values
96	if (value.indexOf(",") !== -1) {	96!
97	obj[currentField] = value.split(",").map((v) => v.trim());	×
98	return;	×
99	}	×
100
101	obj[currentField] = value;	96✔
102	return;	96✔
103	}	96!
104
105	if (!obj[currentField]) {	×
106	obj[currentField] = {};	×
107	}	×
108
109	setValue(obj[currentField] as Record<string, unknown>, path, value);	×
110	}	96✔
111
112	const result: Record<string, unknown> = {};	64✔
113	const mcpVariables = Object.entries(process.env).filter(	64✔
114	([key, value]) => value !== undefined && key.startsWith("MDB_MCP_")	64✔
115	) as [string, string][];	64✔
116	for (const [key, value] of mcpVariables) {	64✔
117	const fieldPath = key	96✔
118	.replace("MDB_MCP_", "")	96✔
119	.split(".")	96✔
120	.map((part) => SNAKE_CASE_toCamelCase(part));	96✔
121
122	setValue(result, fieldPath, value);	96✔
123	}	96✔
124
125	return result;	64✔
126	}	64✔
127
128	function SNAKE_CASE_toCamelCase(str: string): string {	96✔
129	return str.toLowerCase().replace(/([-_][a-z])/g, (group) => group.toUpperCase().replace("_", ""));	96✔
130	}	96✔
131
132	// Reads the cli args and parses them into a UserConfig object.
133	function getCliConfig() {	64✔
134	return argv(process.argv.slice(2), {	64✔
135	array: ["disabledTools", "loggers"],	64✔
136	}) as unknown as Partial<UserConfig>;	64✔
137	}	64✔

mongodb-js / mongodb-mcp-server / 16449784595

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