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Increased the default parallelism for NSE to 40. This patch is the result

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of testing to determine an ideal default value. A post on nmap-dev will
soon follow further describing the results and motivation.
This commit is contained in:
batrick 2009-07-14 05:19:47 +00:00
parent 7ce852170b
commit 543af4c57d
1 changed files with 3 additions and 2 deletions
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5
nse_nsock.cc
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@ -259,7 +259,7 @@ static void set_thread (lua_State *L, int index, struct l_nsock_udata *n)
* CONNECT_WAITING is a weak keyed table of <Thread, Garbage Value> pairs.
* The table contains threads waiting to make a socket connection.
*/
#define MAX_PARALLELISM 10
#define MAX_PARALLELISM 40
#define THREAD_SOCKETS 1 /* <Thread, Table of Sockets (keys)> */
#define CONNECT_WAITING 2 /* Threads waiting to lock */
@ -273,6 +273,7 @@ static void set_thread (lua_State *L, int index, struct l_nsock_udata *n)
*/
static int socket_lock(lua_State * L)
{
int p = o.max_parallelism == 0 ? MAX_PARALLELISM : o.max_parallelism;
lua_settop(L, 1);
lua_rawgeti(L, LUA_ENVIRONINDEX, THREAD_SOCKETS);
nse_base(L);
@ -284,7 +285,7 @@ static int socket_lock(lua_State * L)
lua_pushvalue(L, 1);
lua_pushboolean(L, true);
lua_rawset(L, -3);
} else if (table_length(L, 2) <= MAX(MAX_PARALLELISM, o.max_parallelism))
} else if (table_length(L, 2) <= p)
{
/* There is room for this thread to open sockets */
nse_base(L);