From 4625cc640cdea46c25ba99c3b887fbb0003effb4 Mon Sep 17 00:00:00 2001
From: Vijay Mamidi <vijayabhaskar_mamidi@yahoo.com>
Date: Tue, 2 Feb 2021 14:48:42 -0800
Subject: [PATCH] API to retrieve NoStore set by plugins (#7439)

(cherry picked from commit 6318dba92fdca9f1a0fe5a402bcaf50b58ca8792)
---
 include/ts/ts.h              | 7 +++++++
 src/traffic_server/InkAPI.cc | 9 +++++++++
 2 files changed, 16 insertions(+)

diff --git a/include/ts/ts.h b/include/ts/ts.h
index 3db56376fb2..a58ccbdf013 100644
--- a/include/ts/ts.h
+++ b/include/ts/ts.h
@@ -1291,6 +1291,13 @@ tsapi void TSHttpTxnReqCacheableSet(TSHttpTxn txnp, int flag);
 */
 tsapi TSReturnCode TSHttpTxnServerRespNoStoreSet(TSHttpTxn txnp, int flag);
 
+/** Get flag indicating whether or not to cache the server response for
+    given TSHttpTxn
+    @param txnp The transaction whose server response you do not want to store.
+
+    @return TS_SUCCESS.
+*/
+tsapi bool TSHttpTxnServerRespNoStoreGet(TSHttpTxn txnp);
 tsapi TSReturnCode TSFetchPageRespGet(TSHttpTxn txnp, TSMBuffer *bufp, TSMLoc *offset);
 tsapi char *TSFetchRespGet(TSHttpTxn txnp, int *length);
 tsapi TSReturnCode TSHttpTxnCacheLookupStatusGet(TSHttpTxn txnp, int *lookup_status);
diff --git a/src/traffic_server/InkAPI.cc b/src/traffic_server/InkAPI.cc
index b574f1d31e7..75fb418d361 100644
--- a/src/traffic_server/InkAPI.cc
+++ b/src/traffic_server/InkAPI.cc
@@ -5247,6 +5247,15 @@ TSHttpTxnServerRespNoStoreSet(TSHttpTxn txnp, int flag)
   return TS_SUCCESS;
 }
 
+bool
+TSHttpTxnServerRespNoStoreGet(TSHttpTxn txnp)
+{
+  sdk_assert(sdk_sanity_check_txn(txnp) == TS_SUCCESS);
+
+  HttpTransact::State *s = &(((HttpSM *)txnp)->t_state);
+  return s->api_server_response_no_store;
+}
+
 TSReturnCode
 TSHttpTxnServerRespIgnore(TSHttpTxn txnp)
 {