getTrustProxyFn() — fastify Function Reference

Architecture documentation for the getTrustProxyFn() function in request.js from the fastify codebase.

Function javascript CoreKernel InstanceFactory called by 1

Entity Profile

CoreKernel→ InstanceFactory→ getTrustProxyFn() — fastify Function Reference

Dependency Diagram

graph TD
  cd8b56ea_67de_c076_301b_e6254e544e9d["getTrustProxyFn()"]
  3043e2d7_25f2_f891_cdeb_063719d4cac2["request.js"]
  cd8b56ea_67de_c076_301b_e6254e544e9d -->|defined in| 3043e2d7_25f2_f891_cdeb_063719d4cac2
  0853a9df_938e_78e1_d709_3314e1b8d395["buildRequestWithTrustProxy()"]
  0853a9df_938e_78e1_d709_3314e1b8d395 -->|calls| cd8b56ea_67de_c076_301b_e6254e544e9d
  style cd8b56ea_67de_c076_301b_e6254e544e9d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

lib/request.js lines 38–56

function getTrustProxyFn (tp) {
  if (typeof tp === 'function') {
    return tp
  }
  if (tp === true) {
    // Support trusting everything
    return null
  }
  if (typeof tp === 'number') {
    // Support trusting hop count
    return function (a, i) { return i < tp }
  }
  if (typeof tp === 'string') {
    // Support comma-separated tps
    const values = tp.split(',').map(it => it.trim())
    return proxyAddr.compile(values)
  }
  return proxyAddr.compile(tp)
}