From 0b1e46f5b44b742fe8757dc8d5f82190841aee4c Mon Sep 17 00:00:00 2001
From: Jilles Tjoelker <jilles@stack.nl>
Date: Sat, 7 Mar 2009 01:49:09 +0100
Subject: [PATCH] Allow /rehash throttles to clear throttling.

---
 include/reject.h   |  1 +
 modules/m_rehash.c | 10 ++++++++++
 src/reject.c       | 18 ++++++++++++++++++
 3 files changed, 29 insertions(+)

diff --git a/include/reject.h b/include/reject.h
index 95e2c43..98cefa9 100644
--- a/include/reject.h
+++ b/include/reject.h
@@ -41,6 +41,7 @@ unsigned long delay_exit_length(void);
 int throttle_add(struct sockaddr *addr);
 int is_throttle_ip(struct sockaddr *addr);
 unsigned long throttle_size(void);
+void flush_throttle(void);
 
 
 #endif
diff --git a/modules/m_rehash.c b/modules/m_rehash.c
index 22848a8..4eb4add 100644
--- a/modules/m_rehash.c
+++ b/modules/m_rehash.c
@@ -212,6 +212,15 @@ rehash_rejectcache(struct Client *source_p)
 
 }
 
+static void
+rehash_throttles(struct Client *source_p)
+{
+	sendto_realops_snomask(SNO_GENERAL, L_ALL, "%s is clearing throttles",
+				get_oper_name(source_p));
+	flush_throttle();
+
+}
+
 static void
 rehash_help(struct Client *source_p)
 {
@@ -252,6 +261,7 @@ static struct hash_commands rehash_commands[] =
 	{"TXLINES",	rehash_txlines		},
 	{"TRESVS",	rehash_tresvs		},
 	{"REJECTCACHE",	rehash_rejectcache	},
+	{"THROTTLES",	rehash_throttles	},
 	{"HELP", 	rehash_help		},
 	{"NICKDELAY",	rehash_nickdelay        },
 	{NULL, 		NULL 			}
diff --git a/src/reject.c b/src/reject.c
index c9c7d45..3453c7d 100644
--- a/src/reject.c
+++ b/src/reject.c
@@ -356,6 +356,24 @@ is_throttle_ip(struct sockaddr *addr)
 	return 0;
 }
 
+void 
+flush_throttle(void)
+{
+	rb_dlink_node *ptr, *next;
+	rb_patricia_node_t *pnode;
+	throttle_t *t;
+	
+	RB_DLINK_FOREACH_SAFE(ptr, next, throttle_list.head)
+	{
+		pnode = ptr->data;
+		t = pnode->data;		
+
+		rb_dlinkDelete(ptr, &throttle_list);
+		rb_free(t);
+		rb_patricia_remove(throttle_tree, pnode);
+	}
+}
+
 static void
 throttle_expires(void *unused)
 {