14735750222

Committed 29 Apr 2025 03:54PM UTC coverage: 78.141%. First build

Build # 14735750222

Build Type

Pull #167

github

Committed by

fmenezes

Commit Message

fix: issue template with title twice

Pull Request Pull Request #167: fix: issue template with title twice

Run Details

134 of 244 branches covered (54.92%)

Branch coverage included in aggregate %.

774 of 918 relevant lines covered (84.31%)

39.05 hits per line

Source File
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64.15

/src/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;
}

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,
};

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"],
    }) as unknown as Partial<UserConfig>;
}

1	import path from "path";	32✔
2	import os from "os";	32✔
3	import argv from "yargs-parser";	32✔
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	}
27
28	const defaults: UserConfig = {	32✔
29	apiBaseUrl: "https://cloud.mongodb.com/",
30	logPath: getLogPath(),
31	connectOptions: {
32	readConcern: "local",
33	readPreference: "secondaryPreferred",
34	writeConcern: "majority",
35	timeoutMS: 30_000,
36	},
37	disabledTools: [],
38	telemetry: "enabled",
39	readOnly: false,
40	};
41
42	export const config = {	32✔
43	...defaults,
44	...getEnvConfig(),
45	...getCliConfig(),
46	};
47
48	function getLogPath(): string {
49	const localDataPath =
50	process.platform === "win32"	32!
51	? path.join(process.env.LOCALAPPDATA \|\| process.env.APPDATA \|\| os.homedir(), "mongodb")	×
52	: path.join(os.homedir(), ".mongodb");
53
54	const logPath = path.join(localDataPath, "mongodb-mcp", ".app-logs");	32✔
55
56	return logPath;	32✔
57	}
58
59	// Gets the config supplied by the user as environment variables. The variable names
60	// are prefixed with `MDB_MCP_` and the keys match the UserConfig keys, but are converted
61	// to SNAKE_UPPER_CASE.
62	function getEnvConfig(): Partial<UserConfig> {
63	function setValue(obj: Record<string, unknown>, path: string[], value: string): void {
64	const currentField = path.shift();	15✔
65	if (!currentField) {	15!
66	return;	×
67	}
68	if (path.length === 0) {	15✔
69	const numberValue = Number(value);	15✔
70	if (!isNaN(numberValue)) {	15!
71	obj[currentField] = numberValue;	×
72	return;	×
73	}
74
75	const booleanValue = value.toLocaleLowerCase();	15✔
76	if (booleanValue === "true" \|\| booleanValue === "false") {	15!
77	obj[currentField] = booleanValue === "true";	×
78	return;	×
79	}
80
81	// Try to parse an array of values
82	if (value.indexOf(",") !== -1) {	15!
83	obj[currentField] = value.split(",").map((v) => v.trim());	×
84	return;	×
85	}
86
87	obj[currentField] = value;	15✔
88	return;	15✔
89	}
90
91	if (!obj[currentField]) {	×
92	obj[currentField] = {};	×
93	}
94
95	setValue(obj[currentField] as Record<string, unknown>, path, value);	×
96	}
97
98	const result: Record<string, unknown> = {};	32✔
99	const mcpVariables = Object.entries(process.env).filter(	32✔
100	([key, value]) => value !== undefined && key.startsWith("MDB_MCP_")	4,879✔
101	) as [string, string][];
102	for (const [key, value] of mcpVariables) {	32✔
103	const fieldPath = key	15✔
104	.replace("MDB_MCP_", "")
105	.split(".")
106	.map((part) => SNAKE_CASE_toCamelCase(part));	15✔
107
108	setValue(result, fieldPath, value);	15✔
109	}
110
111	return result;	32✔
112	}
113
114	function SNAKE_CASE_toCamelCase(str: string): string {
115	return str.toLowerCase().replace(/([-_][a-z])/g, (group) => group.toUpperCase().replace("_", ""));	30✔
116	}
117
118	// Reads the cli args and parses them into a UserConfig object.
119	function getCliConfig() {
120	return argv(process.argv.slice(2), {	32✔
121	array: ["disabledTools"],
122	}) as unknown as Partial<UserConfig>;
123	}

mongodb-js / mongodb-mcp-server / 14735750222

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