17461171989

Committed 04 Sep 2025 10:36AM UTC coverage: 81.164% (-0.06%) from 81.221%

Build # 17461171989

Build Type

Pull #514

github

Committed by

web-flow

Commit Message

Merge f2b301a32 into 526fa3b2b

Pull Request Pull Request #514: fix(connection): support for multiple hosts urls #327

Run Details

920 of 1221 branches covered (75.35%)

Branch coverage included in aggregate %.

7 of 7 new or added lines in 1 file covered. (100.0%)

6 existing lines in 1 file now uncovered.

4660 of 5654 relevant lines covered (82.42%)

44.23 hits per line

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76.35

/src/common/session.ts

import { ObjectId } from "bson";
import type { ApiClientCredentials } from "./atlas/apiClient.js";
import { ApiClient } from "./atlas/apiClient.js";
import type { Implementation } from "@modelcontextprotocol/sdk/types.js";
import type { CompositeLogger } from "./logger.js";
import { LogId } from "./logger.js";
import EventEmitter from "events";
import type {
    AtlasClusterConnectionInfo,
    ConnectionManager,
    ConnectionSettings,
    ConnectionStateConnected,
    ConnectionStateErrored,
} from "./connectionManager.js";
import type { NodeDriverServiceProvider } from "@mongosh/service-provider-node-driver";
import { ErrorCodes, MongoDBError } from "./errors.js";
import type { ExportsManager } from "./exportsManager.js";
import type { Keychain } from "./keychain.js";

export interface SessionOptions {
    apiBaseUrl: string;
    apiClientId?: string;
    apiClientSecret?: string;
    logger: CompositeLogger;
    exportsManager: ExportsManager;
    connectionManager: ConnectionManager;
    keychain: Keychain;
}

export type SessionEvents = {
    connect: [];
    close: [];
    disconnect: [];
    "connection-error": [ConnectionStateErrored];
};

export class Session extends EventEmitter<SessionEvents> {
    readonly sessionId: string = new ObjectId().toString();
    readonly exportsManager: ExportsManager;
    readonly connectionManager: ConnectionManager;
    readonly apiClient: ApiClient;
    readonly keychain: Keychain;

    mcpClient?: {
        name?: string;
        version?: string;
        title?: string;
    };

    public logger: CompositeLogger;

    constructor({
        apiBaseUrl,
        apiClientId,
        apiClientSecret,
        logger,
        connectionManager,
        exportsManager,
        keychain,
    }: SessionOptions) {
        super();

        this.keychain = keychain;
        this.logger = logger;
        const credentials: ApiClientCredentials | undefined =
            apiClientId && apiClientSecret
                ? {
                      clientId: apiClientId,
                      clientSecret: apiClientSecret,
                  }
                : undefined;

        this.apiClient = new ApiClient({ baseUrl: apiBaseUrl, credentials }, logger);
        this.exportsManager = exportsManager;
        this.connectionManager = connectionManager;
        this.connectionManager.events.on("connection-success", () => this.emit("connect"));
        this.connectionManager.events.on("connection-time-out", (error) => this.emit("connection-error", error));
        this.connectionManager.events.on("connection-close", () => this.emit("disconnect"));
        this.connectionManager.events.on("connection-error", (error) => this.emit("connection-error", error));
    }

    setMcpClient(mcpClient: Implementation | undefined): void {
        if (!mcpClient) {
            this.connectionManager.setClientName("unknown");
            this.logger.debug({
                id: LogId.serverMcpClientSet,
                context: "session",
                message: "MCP client info not found",
            });
        }

        this.mcpClient = {
            name: mcpClient?.name || "unknown",
            version: mcpClient?.version || "unknown",
            title: mcpClient?.title || "unknown",
        };

        // Set the client name on the connection manager for appName generation
        this.connectionManager.setClientName(this.mcpClient.name || "unknown");
    }

    async disconnect(): Promise<void> {
        const atlasCluster = this.connectedAtlasCluster;

        try {
            await this.connectionManager.disconnect();
        } catch (err: unknown) {
            const error = err instanceof Error ? err : new Error(String(err));
            this.logger.error({
                id: LogId.mongodbDisconnectFailure,
                context: "session",
                message: `Error closing service provider: ${error.message}`,
            });
        }

        if (atlasCluster?.username && atlasCluster?.projectId) {
            void this.apiClient
                .deleteDatabaseUser({
                    params: {
                        path: {
                            groupId: atlasCluster.projectId,
                            username: atlasCluster.username,
                            databaseName: "admin",
                        },
                    },
                })
                .catch((err: unknown) => {
                    const error = err instanceof Error ? err : new Error(String(err));
                    this.logger.error({
                        id: LogId.atlasDeleteDatabaseUserFailure,
                        context: "session",
                        message: `Error deleting previous database user: ${error.message}`,
                    });
                });
        }
    }

    async close(): Promise<void> {
        await this.disconnect();
        await this.apiClient.close();
        await this.exportsManager.close();
        this.emit("close");
    }

    async connectToMongoDB(settings: ConnectionSettings): Promise<void> {
        await this.connectionManager.connect({ ...settings });
    }

    get isConnectedToMongoDB(): boolean {
        return this.connectionManager.currentConnectionState.tag === "connected";
    }

    get serviceProvider(): NodeDriverServiceProvider {
        if (this.isConnectedToMongoDB) {
            const state = this.connectionManager.currentConnectionState as ConnectionStateConnected;
            return state.serviceProvider;
        }

        throw new MongoDBError(ErrorCodes.NotConnectedToMongoDB, "Not connected to MongoDB");
    }

    get connectedAtlasCluster(): AtlasClusterConnectionInfo | undefined {
        return this.connectionManager.currentConnectionState.connectedAtlasCluster;
    }
}

1	import { ObjectId } from "bson";	2✔
2	import type { ApiClientCredentials } from "./atlas/apiClient.js";
3	import { ApiClient } from "./atlas/apiClient.js";	2✔
4	import type { Implementation } from "@modelcontextprotocol/sdk/types.js";
5	import type { CompositeLogger } from "./logger.js";
6	import { LogId } from "./logger.js";	2✔
7	import EventEmitter from "events";	2✔
8	import type {
9	AtlasClusterConnectionInfo,
10	ConnectionManager,
11	ConnectionSettings,
12	ConnectionStateConnected,
13	ConnectionStateErrored,
14	} from "./connectionManager.js";
15	import type { NodeDriverServiceProvider } from "@mongosh/service-provider-node-driver";
16	import { ErrorCodes, MongoDBError } from "./errors.js";	2✔
17	import type { ExportsManager } from "./exportsManager.js";
18	import type { Keychain } from "./keychain.js";
19
20	export interface SessionOptions {
21	apiBaseUrl: string;
22	apiClientId?: string;
23	apiClientSecret?: string;
24	logger: CompositeLogger;
25	exportsManager: ExportsManager;
26	connectionManager: ConnectionManager;
27	keychain: Keychain;
28	}
29
30	export type SessionEvents = {
31	connect: [];
32	close: [];
33	disconnect: [];
34	"connection-error": [ConnectionStateErrored];
35	};
36
37	export class Session extends EventEmitter<SessionEvents> {	2✔
38	readonly sessionId: string = new ObjectId().toString();	2✔
39	readonly exportsManager: ExportsManager;
40	readonly connectionManager: ConnectionManager;
41	readonly apiClient: ApiClient;
42	readonly keychain: Keychain;
43
44	mcpClient?: {
45	name?: string;
46	version?: string;
47	title?: string;
48	};
49
50	public logger: CompositeLogger;
51
52	constructor({	2✔
53	apiBaseUrl,	69✔
54	apiClientId,	69✔
55	apiClientSecret,	69✔
56	logger,	69✔
57	connectionManager,	69✔
58	exportsManager,	69✔
59	keychain,	69✔
60	}: SessionOptions) {	69✔
61	super();	69✔
62
63	this.keychain = keychain;	69✔
64	this.logger = logger;	69✔
65	const credentials: ApiClientCredentials \| undefined =	69✔
66	apiClientId && apiClientSecret	69✔
67	? {	8✔
68	clientId: apiClientId,	8✔
69	clientSecret: apiClientSecret,	8✔
70	}	8!
71	: undefined;	61✔
72
73	this.apiClient = new ApiClient({ baseUrl: apiBaseUrl, credentials }, logger);	69✔
74	this.exportsManager = exportsManager;	69✔
75	this.connectionManager = connectionManager;	69✔
76	this.connectionManager.events.on("connection-success", () => this.emit("connect"));	69✔
77	this.connectionManager.events.on("connection-time-out", (error) => this.emit("connection-error", error));	69✔
78	this.connectionManager.events.on("connection-close", () => this.emit("disconnect"));	69✔
79	this.connectionManager.events.on("connection-error", (error) => this.emit("connection-error", error));	69✔
80	}	69✔
81
82	setMcpClient(mcpClient: Implementation \| undefined): void {	2✔
83	if (!mcpClient) {	62!
84	this.connectionManager.setClientName("unknown");	×
85	this.logger.debug({	×
86	id: LogId.serverMcpClientSet,	×
87	context: "session",	×
88	message: "MCP client info not found",	×
89	});	×
90	}	×
91
92	this.mcpClient = {	62✔
93	name: mcpClient?.name \|\| "unknown",	62!
94	version: mcpClient?.version \|\| "unknown",	62!
95	title: mcpClient?.title \|\| "unknown",	62✔
96	};	62✔
97
98	// Set the client name on the connection manager for appName generation
99	this.connectionManager.setClientName(this.mcpClient.name \|\| "unknown");	62!
100	}	62✔
101
102	async disconnect(): Promise<void> {	2✔
103	const atlasCluster = this.connectedAtlasCluster;	452✔
104
105	try {	452✔
106	await this.connectionManager.disconnect();	452✔
107	} catch (err: unknown) {	452!
108	const error = err instanceof Error ? err : new Error(String(err));	×
109	this.logger.error({	×
110	id: LogId.mongodbDisconnectFailure,	×
111	context: "session",	×
112	message: `Error closing service provider: ${error.message}`,	×
113	});	×
114	}	×
115
116	if (atlasCluster?.username && atlasCluster?.projectId) {	452!
117	void this.apiClient	1✔
118	.deleteDatabaseUser({	1✔
119	params: {	1✔
120	path: {	1✔
121	groupId: atlasCluster.projectId,	1✔
122	username: atlasCluster.username,	1✔
123	databaseName: "admin",	1✔
124	},	1✔
125	},	1✔
126	})	1✔
127	.catch((err: unknown) => {	1✔
UNCOV 128	const error = err instanceof Error ? err : new Error(String(err));	×
UNCOV 129	this.logger.error({	×
UNCOV 130	id: LogId.atlasDeleteDatabaseUserFailure,	×
UNCOV 131	context: "session",	×
UNCOV 132	message: `Error deleting previous database user: ${error.message}`,	×
UNCOV 133	});	×
134	});	1✔
135	}	1✔
136	}	452✔
137
138	async close(): Promise<void> {	2✔
139	await this.disconnect();	61✔
140	await this.apiClient.close();	61✔
141	await this.exportsManager.close();	61✔
142	this.emit("close");	61✔
143	}	61✔
144
145	async connectToMongoDB(settings: ConnectionSettings): Promise<void> {	2✔
146	await this.connectionManager.connect({ ...settings });	214✔
147	}	214✔
148
149	get isConnectedToMongoDB(): boolean {	2✔
150	return this.connectionManager.currentConnectionState.tag === "connected";	1,142✔
151	}	1,142✔
152
153	get serviceProvider(): NodeDriverServiceProvider {	2✔
154	if (this.isConnectedToMongoDB) {	155✔
155	const state = this.connectionManager.currentConnectionState as ConnectionStateConnected;	155✔
156	return state.serviceProvider;	155✔
157	}	155!
158
159	throw new MongoDBError(ErrorCodes.NotConnectedToMongoDB, "Not connected to MongoDB");	×
160	}	155✔
161
162	get connectedAtlasCluster(): AtlasClusterConnectionInfo \| undefined {	2✔
163	return this.connectionManager.currentConnectionState.connectedAtlasCluster;	610✔
164	}	610✔
165	}	2✔

mongodb-js / mongodb-mcp-server / 17461171989

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