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Merge branch 'main' into add-new-server

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This commit is contained in:
Filip Pankretić
2025-10-22 13:53:54 +02:00
committed by GitHub
parent a9508aa115 dc21983e3b
commit e234df4333
2 changed files with 41 additions and 9 deletions
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4
src/memory/README.md
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@@ -173,14 +173,14 @@ The server can be configured using the following environment variables:
"@modelcontextprotocol/server-memory" "@modelcontextprotocol/server-memory"
], ],
"env": { "env": {
"MEMORY_FILE_PATH": "/path/to/custom/memory.json" "MEMORY_FILE_PATH": "/path/to/custom/memory.jsonl"
} }
} }
} }
} }
``` ```
- `MEMORY_FILE_PATH`: Path to the memory storage JSON file (default: `memory.json` in the server directory) - `MEMORY_FILE_PATH`: Path to the memory storage JSONL file (default: `memory.jsonl` in the server directory)
# VS Code Installation Instructions # VS Code Installation Instructions

46
src/memory/index.ts
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@@ -11,14 +11,43 @@ import path from 'path';
import { fileURLToPath } from 'url'; import { fileURLToPath } from 'url';
// Define memory file path using environment variable with fallback // Define memory file path using environment variable with fallback
const defaultMemoryPath = path.join(path.dirname(fileURLToPath(import.meta.url)), 'memory.json'); const defaultMemoryPath = path.join(path.dirname(fileURLToPath(import.meta.url)), 'memory.jsonl');
// If MEMORY_FILE_PATH is just a filename, put it in the same directory as the script // Handle backward compatibility: migrate memory.json to memory.jsonl if needed
const MEMORY_FILE_PATH = process.env.MEMORY_FILE_PATH async function ensureMemoryFilePath(): Promise<string> {
? path.isAbsolute(process.env.MEMORY_FILE_PATH) if (process.env.MEMORY_FILE_PATH) {
? process.env.MEMORY_FILE_PATH // Custom path provided, use it as-is (with absolute path resolution)
: path.join(path.dirname(fileURLToPath(import.meta.url)), process.env.MEMORY_FILE_PATH) return path.isAbsolute(process.env.MEMORY_FILE_PATH)
: defaultMemoryPath; ? process.env.MEMORY_FILE_PATH
: path.join(path.dirname(fileURLToPath(import.meta.url)), process.env.MEMORY_FILE_PATH);
}
// No custom path set, check for backward compatibility migration
const oldMemoryPath = path.join(path.dirname(fileURLToPath(import.meta.url)), 'memory.json');
const newMemoryPath = defaultMemoryPath;
try {
// Check if old file exists and new file doesn't
await fs.access(oldMemoryPath);
try {
await fs.access(newMemoryPath);
// Both files exist, use new one (no migration needed)
return newMemoryPath;
} catch {
// Old file exists, new file doesn't - migrate
console.error('DETECTED: Found legacy memory.json file, migrating to memory.jsonl for JSONL format compatibility');
await fs.rename(oldMemoryPath, newMemoryPath);
console.error('COMPLETED: Successfully migrated memory.json to memory.jsonl');
return newMemoryPath;
}
} catch {
// Old file doesn't exist, use new path
return newMemoryPath;
}
}
// Initialize memory file path (will be set during startup)
let MEMORY_FILE_PATH: string;
// We are storing our memory using entities, relations, and observations in a graph structure // We are storing our memory using entities, relations, and observations in a graph structure
interface Entity { interface Entity {
@@ -434,6 +463,9 @@ server.setRequestHandler(CallToolRequestSchema, async (request) => {
}); });
async function main() { async function main() {
// Initialize memory file path with backward compatibility
MEMORY_FILE_PATH = await ensureMemoryFilePath();
const transport = new StdioServerTransport(); const transport = new StdioServerTransport();
await server.connect(transport); await server.connect(transport);
console.error("Knowledge Graph MCP Server running on stdio"); console.error("Knowledge Graph MCP Server running on stdio");