Reference

TSHttpTxnIsInternal(3ts)

test whether a request is internally-generated

NAME

TSHttpTxnIsInternal - test whether a request is internally-generated

SYNOPSIS

#include <ts/ts.h>

int TSHttpTxnIsInternal(TSHttpTxn txnp)
int TSHttpSsnIsInternal(TSHttpSsn ssnp)

DESCRIPTION

TSHttpTxnIsInternal() tests whether a HTTP transaction was originated within Traffic Server.

TSHttpSsnIsInternal() tests whether a HTTP session was originated within Traffic Server.

RETURN VALUES

Both these APIs return a int, indicating whether the request was internal (1) or not (0).

EXAMPLES

The ESI plugin uses TSHttpTxnIsInternal() to ignore requests that is had generated while fetching portions of an ESI document:

  if (obj_status == TS_CACHE_LOOKUP_HIT_FRESH) {
    TSDebug(DEBUG_TAG, "[%s] doc found in cache, will add transformation", __FUNCTION__);
    return isTxnTransformable(txnp, true, pOptionInfo, intercept_header, head_only);
  }

SEE ALSO

TSAPI(3ts)

COPYRIGHT

2026, [email protected]

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