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configuration.mdx

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title Configuration
description Customize your OCA installation — Node.js, OpenClaw config, and environment variables.

OpenClaw Config

Config lives at ~/.openclaw/openclaw.json:

{
  "channels": {
    "whatsapp": {
      "allowFrom": ["+91XXXXXXXXXX"],
      "groups": { "*": { "requireMention": true } }
    }
  },
  "messages": {
    "groupChat": {
      "mentionPatterns": ["@openclaw"]
    }
  }
}

Edit with:

nano ~/.openclaw/openclaw.json

Environment Variables

Variable Default Description
OCA_DIR ~/.oca Root directory for OCA files
GLIBC_NODE_DIR ~/.oca/node Node.js installation path
PATH Prepends ~/.oca/node/bin Ensures glibc Node.js takes priority
TMPDIR $PREFIX/tmp Required for glibc compatibility
OCA_GLIBC 1 Signals that glibc Node is active
NODE_OPTIONS -r ~/.oca/patches/glibc-compat.js Loads the Android polyfill

To reload:

source ~/.bashrc

Node.js Version

The installer defaults to Node.js v24.14.1. To change:

# Edit install script
nano ~/.oca/scripts/install-nodejs.sh
# Change: NODE_VERSION="24.14.1"

# Reinstall
bash ~/.oca/scripts/install-nodejs.sh

npm Config

# Disable audit prompts
npm config set audit false

# Disable fund messages
npm config set fund false

# Increase network timeout (slow connections)
npm config set fetch-timeout 120000

glibc DNS Config

nano $PREFIX/glibc/etc/resolv.conf

Default:

nameserver 8.8.8.8
nameserver 1.1.1.1