LibreChat/.env.example
Danny Avila 7b2cedf5ff
feat: Message Rate Limiters, Violation Logging, & Ban System 🔨 (#903)
* refactor: require Auth middleware in route index files

* feat: concurrent message limiter

* feat: complete concurrent message limiter with caching

* refactor: SSE response methods separated from handleText

* fix(abortMiddleware): fix req and res order to standard, use endpointOption in req.body

* chore: minor name changes

* refactor: add isUUID condition to saveMessage

* fix(concurrentLimiter): logic correctly handles the max number of concurrent messages and res closing/finalization

* chore: bump keyv and remove console.log from Message

* fix(concurrentLimiter): ensure messages are only saved in later message children

* refactor(concurrentLimiter): use KeyvFile instead, could make other stores configurable in the future

* feat: add denyRequest function for error responses

* feat(utils): add isStringTruthy function

Introduce the isStringTruthy function to the utilities module to check if a string value is a case-insensitive match for 'true'

* feat: add optional message rate limiters by IP and userId

* feat: add optional message rate limiters by IP and userId to edit route

* refactor: rename isStringTruthy to isTrue for brevity

* refactor(getError): use map to make code cleaner

* refactor: use memory for concurrent rate limiter to prevent clearing on startup/exit, add multiple log files, fix error message for concurrent violation

* feat: check if errorMessage is object, stringify if so

* chore: send object to denyRequest which will stringify it

* feat: log excessive requests

* fix(getError): correctly pluralize messages

* refactor(limiters): make type consistent between logs and errorMessage

* refactor(cache): move files out of lib/db into separate cache dir
>> feat: add getLogStores function so Keyv instance is not redundantly created on every violation
feat: separate violation logging to own function with logViolation

* fix: cache/index.js export, properly record userViolations

* refactor(messageLimiters): use new logging method, add logging to registrations

* refactor(logViolation): make userLogs an array of logs per user

* feat: add logging to login limiter

* refactor: pass req as first param to logViolation and record offending IP

* refactor: rename isTrue helper fn to isEnabled

* feat: add simple non_browser check and log violation

* fix: open handles in unit tests, remove KeyvMongo as not used and properly mock global fetch

* chore: adjust nodemon ignore paths to properly ignore logs

* feat: add math helper function for safe use of eval

* refactor(api/convos): use middleware at top of file to avoid redundancy

* feat: add delete all static method for Sessions

* fix: redirect to login on refresh if user is not found, or the session is not found but hasn't expired (ban case)

* refactor(getLogStores): adjust return type

* feat: add ban violation and check ban logic
refactor(logViolation): pass both req and res objects

* feat: add removePorts helper function

* refactor: rename getError to getMessageError and add getLoginError for displaying different login errors

* fix(AuthContext): fix type issue and remove unused code

* refactor(bans): ban by ip and user id, send response based on origin

* chore: add frontend ban messages

* refactor(routes/oauth): add ban check to handler, also consolidate logic to avoid redundancy

* feat: add ban check to AI messaging routes

* feat: add ban check to login/registration

* fix(ci/api): mock KeyvMongo to avoid tests hanging

* docs: update .env.example
> refactor(banViolation): calculate interval rate crossover, early return if duration is invalid
ci(banViolation): add tests to ensure users are only banned when expected

* docs: improve wording for mod system

* feat: add configurable env variables for violation scores

* chore: add jsdoc for uaParser.js

* chore: improve ban text log

* chore: update bun test scripts

* refactor(math.js): add fallback values

* fix(KeyvMongo/banLogs): refactor keyv instances to top of files to avoid memory leaks, refactor ban logic to use getLogStores instead
refactor(getLogStores): get a single log store by type

* fix(ci): refactor tests due to banLogs changes, also make sure to clear and revoke sessions even if ban duration is 0

* fix(banViolation.js): getLogStores import

* feat: handle 500 code error at login

* fix(middleware): handle case where user.id is _id and not just id

* ci: add ban secrets for backend unit tests

* refactor: logout user upon ban

* chore: log session delete message only if deletedCount > 0

* refactor: change default ban duration (2h) and make logic more clear in JSDOC

* fix: login and registration limiters will now return rate limiting error

* fix: userId not parsable as non ObjectId string

* feat: add useTimeout hook to properly clear timeouts when invoking functions within them
refactor(AuthContext): cleanup code by using new hook and defining types in ~/common

* fix: login error message for rate limits

* docs: add info for automated mod system and rate limiters, update other docs accordingly

* chore: bump data-provider version
2023-09-13 10:57:07 -04:00

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##########################
# Server configuration:
##########################
APP_TITLE=LibreChat
# The server will listen to localhost:3080 by default. You can change the target IP as you want.
# If you want to make this server available externally, for example to share the server with others
# or expose this from a Docker container, set host to 0.0.0.0 or your external IP interface.
# Tips: Setting host to 0.0.0.0 means listening on all interfaces. It's not a real IP.
# Use localhost:port rather than 0.0.0.0:port to access the server.
# Set Node env to development if running in dev mode.
HOST=localhost
PORT=3080
# Automated Moderation System
# The Automated Moderation System uses a scoring mechanism to track user violations. As users commit actions
# like excessive logins, registrations, or messaging, they accumulate violation scores. Upon reaching
# a set threshold, the user and their IP are temporarily banned. This system ensures platform security
# by monitoring and penalizing rapid or suspicious activities.
BAN_VIOLATIONS=true # Whether or not to enable banning users for violations (they will still be logged)
BAN_DURATION=1000 * 60 * 60 * 2 # how long the user and associated IP are banned for
BAN_INTERVAL=20 # a user will be banned everytime their score reaches/crosses over the interval threshold
# The score for each violation
LOGIN_VIOLATION_SCORE=1
REGISTRATION_VIOLATION_SCORE=1
CONCURRENT_VIOLATION_SCORE=1
MESSAGE_VIOLATION_SCORE=1
NON_BROWSER_VIOLATION_SCORE=20
# Login and registration rate limiting.
LOGIN_MAX=7 # The max amount of logins allowed per IP per LOGIN_WINDOW
LOGIN_WINDOW=5 # in minutes, determines the window of time for LOGIN_MAX logins
REGISTER_MAX=5 # The max amount of registrations allowed per IP per REGISTER_WINDOW
REGISTER_WINDOW=60 # in minutes, determines the window of time for REGISTER_MAX registrations
# Message rate limiting (per user & IP)
LIMIT_CONCURRENT_MESSAGES=true # Whether to limit the amount of messages a user can send per request
CONCURRENT_MESSAGE_MAX=2 # The max amount of messages a user can send per request
LIMIT_MESSAGE_IP=true # Whether to limit the amount of messages an IP can send per MESSAGE_IP_WINDOW
MESSAGE_IP_MAX=40 # The max amount of messages an IP can send per MESSAGE_IP_WINDOW
MESSAGE_IP_WINDOW=1 # in minutes, determines the window of time for MESSAGE_IP_MAX messages
# Note: You can utilize both limiters, but default is to limit by IP only.
LIMIT_MESSAGE_USER=false # Whether to limit the amount of messages an IP can send per MESSAGE_USER_WINDOW
MESSAGE_USER_MAX=40 # The max amount of messages an IP can send per MESSAGE_USER_WINDOW
MESSAGE_USER_WINDOW=1 # in minutes, determines the window of time for MESSAGE_USER_MAX messages
# Change this to proxy any API request.
# It's useful if your machine has difficulty calling the original API server.
# PROXY=
# Change this to your MongoDB URI if different. I recommend appending LibreChat.
MONGO_URI=mongodb://127.0.0.1:27018/LibreChat
##########################
# OpenAI Endpoint:
##########################
# Access key from OpenAI platform.
# Leave it blank to disable this feature.
# Set to "user_provided" to allow the user to provide their API key from the UI.
OPENAI_API_KEY=user_provided
# Identify the available models, separated by commas *without spaces*.
# The first will be default.
# Leave it blank to use internal settings.
# OPENAI_MODELS=gpt-3.5-turbo,gpt-3.5-turbo-16k,gpt-3.5-turbo-0301,text-davinci-003,gpt-4,gpt-4-0314,gpt-4-0613
# Reverse proxy settings for OpenAI:
# https://github.com/waylaidwanderer/node-chatgpt-api#using-a-reverse-proxy
# OPENAI_REVERSE_PROXY=
##########################
# AZURE Endpoint:
##########################
# To use Azure with this project, set the following variables. These will be used to build the API URL.
# Chat completion:
# `https://{AZURE_OPENAI_API_INSTANCE_NAME}.openai.azure.com/openai/deployments/{AZURE_OPENAI_API_DEPLOYMENT_NAME}/chat/completions?api-version={AZURE_OPENAI_API_VERSION}`;
# You should also consider changing the `OPENAI_MODELS` variable above to the models available in your instance/deployment.
# Note: I've noticed that the Azure API is much faster than the OpenAI API, so the streaming looks almost instantaneous.
# Note "AZURE_OPENAI_API_COMPLETIONS_DEPLOYMENT_NAME" and "AZURE_OPENAI_API_EMBEDDINGS_DEPLOYMENT_NAME" are optional but might be used in the future
# AZURE_API_KEY=
# AZURE_OPENAI_API_INSTANCE_NAME=
# AZURE_OPENAI_API_DEPLOYMENT_NAME=
# AZURE_OPENAI_API_VERSION=
# AZURE_OPENAI_API_COMPLETIONS_DEPLOYMENT_NAME=
# AZURE_OPENAI_API_EMBEDDINGS_DEPLOYMENT_NAME=
# Identify the available models, separated by commas *without spaces*.
# The first will be default.
# Leave it blank to use internal settings.
AZURE_OPENAI_MODELS=gpt-3.5-turbo,gpt-4
# To use Azure with the Plugins endpoint, you need the variables above, and uncomment the following variable:
# NOTE: This may not work as expected and Azure OpenAI may not support OpenAI Functions yet
# Omit/leave it commented to use the default OpenAI API
# PLUGINS_USE_AZURE="true"
##########################
# BingAI Endpoint:
##########################
# Also used for Sydney and jailbreak
# To get your Access token for Bing, login to https://www.bing.com
# Use dev tools or an extension while logged into the site to copy the content of the _U cookie.
#If this fails, follow these instructions https://github.com/danny-avila/LibreChat/issues/370#issuecomment-1560382302 to provide the full cookie strings.
# Set to "user_provided" to allow the user to provide its token from the UI.
# Leave it blank to disable this endpoint.
BINGAI_TOKEN=user_provided
# BingAI Host:
# Necessary for some people in different countries, e.g. China (https://cn.bing.com)
# Leave it blank to use default server.
# BINGAI_HOST=https://cn.bing.com
##########################
# ChatGPT Endpoint:
##########################
# ChatGPT Browser Client (free but use at your own risk)
# Access token from https://chat.openai.com/api/auth/session
# Exposes your access token to `CHATGPT_REVERSE_PROXY`
# Set to "user_provided" to allow the user to provide its token from the UI.
# Leave it blank to disable this endpoint
CHATGPT_TOKEN=user_provided
# Identify the available models, separated by commas. The first will be default.
# Leave it blank to use internal settings.
CHATGPT_MODELS=text-davinci-002-render-sha,gpt-4
# NOTE: you can add gpt-4-plugins, gpt-4-code-interpreter, and gpt-4-browsing to the list above and use the models for these features;
# however, the view/display portion of these features are not supported, but you can use the underlying models, which have higher token context
# Also: text-davinci-002-render-paid is deprecated as of May 2023
# Reverse proxy setting for OpenAI
# https://github.com/waylaidwanderer/node-chatgpt-api#using-a-reverse-proxy
# By default it will use the node-chatgpt-api recommended proxy, (it's a third party server)
# CHATGPT_REVERSE_PROXY=<YOUR REVERSE PROXY>
##########################
# Anthropic Endpoint:
##########################
# Access key from https://console.anthropic.com/
# Leave it blank to disable this feature.
# Set to "user_provided" to allow the user to provide their API key from the UI.
# Note that access to claude-1 may potentially become unavailable with the release of claude-2.
ANTHROPIC_API_KEY=user_provided
ANTHROPIC_MODELS=claude-1,claude-instant-1,claude-2
#############################
# Plugins:
#############################
# Identify the available models, separated by commas *without spaces*.
# The first will be default.
# Leave it blank to use internal settings.
# PLUGIN_MODELS=gpt-3.5-turbo,gpt-3.5-turbo-16k,gpt-3.5-turbo-0301,gpt-4,gpt-4-0314,gpt-4-0613
# For securely storing credentials, you need a fixed key and IV. You can set them here for prod and dev environments
# If you don't set them, the app will crash on startup.
# You need a 32-byte key (64 characters in hex) and 16-byte IV (32 characters in hex)
# Use this replit to generate some quickly: https://replit.com/@daavila/crypto#index.js
# Here are some examples (THESE ARE NOT SECURE!)
CREDS_KEY=f34be427ebb29de8d88c107a71546019685ed8b241d8f2ed00c3df97ad2566f0
CREDS_IV=e2341419ec3dd3d19b13a1a87fafcbfb
# AI-Assisted Google Search
# This bot supports searching google for answers to your questions with assistance from GPT!
# See detailed instructions here: https://github.com/danny-avila/LibreChat/blob/main/docs/features/plugins/google_search.md
GOOGLE_API_KEY=
GOOGLE_CSE_ID=
# StableDiffusion WebUI
# This bot supports StableDiffusion WebUI, using it's API to generated requested images.
# See detailed instructions here: https://github.com/danny-avila/LibreChat/blob/main/docs/features/plugins/stable_diffusion.md
# Use "http://127.0.0.1:7860" with local install and "http://host.docker.internal:7860" for docker
SD_WEBUI_URL=http://host.docker.internal:7860
# Azure Cognitive Search
# This plugin supports searching Azure Cognitive Search for answers to your questions.
# See detailed instructions here: https://github.com/danny-avila/LibreChat/blob/main/docs/features/plugins/azure_cognitive_search.md
AZURE_COGNITIVE_SEARCH_SERVICE_ENDPOINT=
AZURE_COGNITIVE_SEARCH_INDEX_NAME=
AZURE_COGNITIVE_SEARCH_API_KEY=
AZURE_COGNITIVE_SEARCH_API_VERSION=
AZURE_COGNITIVE_SEARCH_SEARCH_OPTION_QUERY_TYPE=
AZURE_COGNITIVE_SEARCH_SEARCH_OPTION_TOP=
AZURE_COGNITIVE_SEARCH_SEARCH_OPTION_SELECT=
##########################
# PaLM (Google) Endpoint:
##########################
# Follow the instruction here to setup:
# https://github.com/danny-avila/LibreChat/blob/main/docs/install/apis_and_tokens.md
PALM_KEY=user_provided
# In case you need a reverse proxy for this endpoint:
# GOOGLE_REVERSE_PROXY=
##########################
# Proxy: To be Used by all endpoints
##########################
PROXY=
##########################
# Search:
##########################
# ENABLING SEARCH MESSAGES/CONVOS
# Requires the installation of the free self-hosted Meilisearch or a paid Remote Plan (Remote not tested)
# The easiest setup for this is through docker-compose, which takes care of it for you.
SEARCH=true
# HIGHLY RECOMMENDED: Disable anonymized telemetry analytics for MeiliSearch for absolute privacy.
MEILI_NO_ANALYTICS=true
# REQUIRED FOR SEARCH: MeiliSearch Host, mainly for the API server to connect to the search server.
# Replace '0.0.0.0' with 'meilisearch' if serving MeiliSearch with docker-compose.
MEILI_HOST=http://0.0.0.0:7700
# REQUIRED FOR SEARCH: MeiliSearch HTTP Address, mainly for docker-compose to expose the search server.
# Replace '0.0.0.0' with 'meilisearch' if serving MeiliSearch with docker-compose.
MEILI_HTTP_ADDR=0.0.0.0:7700
# REQUIRED FOR SEARCH: In production env., a secure key is needed. You can generate your own.
# This master key must be at least 16 bytes, composed of valid UTF-8 characters.
# MeiliSearch will throw an error and refuse to launch if no master key is provided,
# or if it is under 16 bytes. MeiliSearch will suggest a secure autogenerated master key.
# Using docker, it seems recognized as production so use a secure key.
# This is a ready made secure key for docker-compose, you can replace it with your own.
MEILI_MASTER_KEY=DrhYf7zENyR6AlUCKmnz0eYASOQdl6zxH7s7MKFSfFCt
##########################
# User System:
##########################
# Allow Public Registration
ALLOW_REGISTRATION=true
# Allow Social Registration
ALLOW_SOCIAL_LOGIN=false
# Allow Social Registration (WORKS ONLY for Google, Github, Discord)
ALLOW_SOCIAL_REGISTRATION=false
# JWT Secrets
# You should use secure values. The examples given are 32-byte keys (64 characters in hex)
# Use this replit to generate some quickly: https://replit.com/@daavila/crypto#index.js
JWT_SECRET=16f8c0ef4a5d391b26034086c628469d3f9f497f08163ab9b40137092f2909ef
JWT_REFRESH_SECRET=eaa5191f2914e30b9387fd84e254e4ba6fc51b4654968a9b0803b456a54b8418
# Google:
# Add your Google Client ID and Secret here, you must register an app with Google Cloud to get these values
# https://cloud.google.com/
GOOGLE_CLIENT_ID=
GOOGLE_CLIENT_SECRET=
GOOGLE_CALLBACK_URL=/oauth/google/callback
# Facebook:
# Add your Facebook Client ID and Secret here, you must register an app with Facebook to get these values
# https://developers.facebook.com/
FACEBOOK_CLIENT_ID=
FACEBOOK_CLIENT_SECRET=
FACEBOOK_CALLBACK_URL=/oauth/facebook/callback
# OpenID:
# See OpenID provider to get the below values
# Create random string for OPENID_SESSION_SECRET
# For Azure AD
# ISSUER: https://login.microsoftonline.com/(tenant id)/v2.0/
# SCOPE: openid profile email
OPENID_CLIENT_ID=
OPENID_CLIENT_SECRET=
OPENID_ISSUER=
OPENID_SESSION_SECRET=
OPENID_SCOPE="openid profile email"
OPENID_CALLBACK_URL=/oauth/openid/callback
# If LABEL and URL are left empty, then the default OpenID label and logo are used.
OPENID_BUTTON_LABEL=
OPENID_IMAGE_URL=
# Set the expiration delay for the secure cookie with the JWT token
# Recommend session expiry to be 15 minutes
# Delay is in millisecond e.g. 7 days is 1000*60*60*24*7
SESSION_EXPIRY=1000 * 60 * 15
REFRESH_TOKEN_EXPIRY=(1000 * 60 * 60 * 24) * 7
# Github:
# Get the Client ID and Secret from your Discord Application
# Add your Discord Client ID and Client Secret here:
GITHUB_CLIENT_ID=your_client_id
GITHUB_CLIENT_SECRET=your_client_secret
GITHUB_CALLBACK_URL=/oauth/github/callback # this should be the same for everyone
# Discord:
# Get the Client ID and Secret from your Discord Application
# Add your Github Client ID and Client Secret here:
DISCORD_CLIENT_ID=your_client_id
DISCORD_CLIENT_SECRET=your_client_secret
DISCORD_CALLBACK_URL=/oauth/discord/callback # this should be the same for everyone
###########################
# Application Domains
###########################
# Note:
# Server = Backend
# Client = Public (the client is the url you visit)
# For the Google login to work in dev mode, you will need to change DOMAIN_SERVER to localhost:3090 or place it in .env.development
DOMAIN_CLIENT=http://localhost:3080
DOMAIN_SERVER=http://localhost:3080
###########################
# Email
###########################
# Email is used for password reset. Note that all 4 values must be set for email to work.
EMAIL_SERVICE= # eg. gmail
EMAIL_USERNAME= # eg. your email address if using gmail
EMAIL_PASSWORD= # eg. this is the "app password" if using gmail
EMAIL_FROM= # eg. email address for from field like noreply@librechat.ai