README.md

permit-langflow

AstraDB instructions:

1. Create a database
2. Create Vector-enabled collection with Mistral Embeddings
3. Leave the collection empty

Permit.io instructions:

1. Resources with resource roles

   

2. Resource relations

   

   

   

3. Role derivation relations

   

   

   

4. Policy

   

5. Users

   

6. Instances

   

LangFlow instructions:

1. Create a new blank project

2. Create a confidential Global Variable in Settings for Permit Key

   

3. Import flows.json into LangFlow

   • you should be ok with importing this JSON only
   • other *.py files are added for reference as they are custom components implemented for this project

4. Add Mistral API key

   1. Create a free Mistral account
   2. Get your API key from https://console.mistral.ai/api-keys/
   3. Add the key to Mistral components

5. Run ingestion flow:

   1. Select the AstraDB database and collection
   2. Click Play button
   3. Check if the collection is populated with vectors

6. Install Permit with pip install component

   • make sure the installation succeeds by verifing output Installation status

7. Run the Permit Policy Decision Point (PDP) locally:

   docker run -p 7766:7000 --env PDP_API_KEY=<YOUR_KEY> --env PDP_DEBUG=true permitio/pdp-v2:latest

8. Use ngrok to create a tunnel from http://localhost:7766 to an external endpoint provided by ngrok:

   ngrok http http://localhost:7766

9. Run the chat flow by either:

   1. Opening the Playground (bottom right corner)
   2. Clicking the Play icon button on the last component

10. Example queries: