CORTX-32172: Fixes ADDB client logs to bundled it in rgw support bundle

Signed-off-by: Rahul Kumar <[email protected]>

Author: rahul27kumar

motr/client.h

@@ -845,7 +845,7 @@ struct m0_client_layout {
 
 /**
  * Index attributes.
- * 
+ *
  * This is supplied by an application and return by the implementation
  * when an index is created.
  *
@@ -1002,6 +1002,8 @@ struct m0_config {
  	 * ADDB size
  	 */
 	m0_bcount_t mc_addb_size;
+
+	const char *mc_addb_stob_location;
 };
 
 /** The identifier of the root of realm hierarchy. */

motr/client_init.c

@@ -1527,8 +1527,13 @@ M0_INTERNAL int m0_client_global_init(void)
 	return M0_RC(rc);
 }
 
+/**
+ * To get the enviroment value for M0_CLIENT_ADDB_DIR
+ */
+#ifndef __KERNEL__
+#include <stdlib.h>
+#endif
 #define NOT_EMPTY(x) (x != NULL && *x != '\0')
-
 static struct m0 m0_client_motr_instance;
 int m0_client_init(struct m0_client **m0c_p,
 		   struct m0_config *conf, bool init_m0)
@@ -1678,7 +1683,7 @@ int m0_client_init(struct m0_client **m0c_p,
 	}
 
 	if (conf->mc_is_addb_init) {
-		char buf[64];
+		char buf[128];
 		/* Default client addb record file size set to 128M */
 		m0_bcount_t size = DEFAULT_CLIENT_ADDB2_RECORD_SIZE;
 		if (conf->mc_addb_size != 0) {
@@ -1687,7 +1692,15 @@ int m0_client_init(struct m0_client **m0c_p,
 			size = conf->mc_addb_size;
 			M0_LOG(M0_DEBUG, "ADDB size = %" PRIu64 "", size);
 		}
-		sprintf(buf, "linuxstob:./addb_%d", (int)m0_pid());
+#ifndef __KERNEL__
+		conf->mc_addb_stob_location = getenv("M0_CLIENT_ADDB_DIR");
+#endif
+		if(conf->mc_addb_stob_location == NULL)
+		{
+			conf->mc_addb_stob_location = ".";
+		}
+		sprintf(buf, "linuxstob:%s/addb_%d",
+			conf->mc_addb_stob_location, (int)m0_pid());
 		M0_LOG(M0_DEBUG, "addb size=%llu\n", (unsigned long long)size);
 		rc = m0_reqh_addb2_init(&m0c->m0c_reqh, buf,
 					0xaddbf11e, true, true, size);