1 files changed, 15 insertions, 0 deletions
diff --git a/tests/tcpflood.c b/tests/tcpflood.c
index ee43449e..2d8be10f 100644
--- a/tests/tcpflood.c
+++ b/tests/tcpflood.c
@@ -64,6 +64,7 @@
 #include <unistd.h>
 #include <string.h>
 #include <netinet/in.h>
+#include <sys/resource.h>
 
 #define EXIT_FAILURE 1
 #define INVALID_SOCKET -1
@@ -415,6 +416,20 @@ int main(int argc, char *argv[])
 		}
 	}
 
+	if(numConnections > 20) {
+		/* if we use many (whatever this means, 20 is randomly picked)
+		 * connections, we need to make sure we have a high enough
+		 * limit. -- rgerhards, 2010-03-25
+		 */
+		struct rlimit maxFiles;
+		maxFiles.rlim_cur = numConnections + 20;
+		maxFiles.rlim_max = numConnections + 20;
+		if(setrlimit(RLIMIT_NOFILE, &maxFiles) < 0) {
+			perror("setrlimit to increase file handles failed");
+			exit(1);
+		}
+	}
+	
 	if(dataFile != NULL) {
 		if((dataFP = fopen(dataFile, "r")) == NULL) {
 			perror(dataFile);