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Added setting to control the maximum depth of regexroute jumps and includes. 

git-svn-id: http://voip.null.ro/svn/yate@4457 acf43c95-373e-0410-b603-e72c3f656dc1
This commit is contained in:
paulc 2011-06-15 13:20:12 +00:00
parent c18e7fae9a
commit 1ee32baee8
2 changed files with 12 additions and 1 deletions
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4
conf.d/regexroute.conf.sample
View File

@ -79,6 +79,10 @@
; prerouteall: bool: Preroute even calls having a context or with empty caller
;prerouteall=no
; maxdepth: int: Maximum number of jumps or recursive includes
; Values are clamped to interval 5-100
;maxdepth=5
[$once]
; First-time only global variables initialization.

9
modules/regexroute.cpp
View File

@ -34,6 +34,7 @@ static Configuration s_cfg;
static bool s_extended;
static bool s_insensitive;
static bool s_prerouteall;
static int s_maxDepth = 5;
static Mutex s_mutex(true,"RegexRoute");
static ObjList s_extra;
static NamedList s_vars("");
@ -448,7 +449,7 @@ static bool oneContext(Message &msg, String &str, const String &context, String
{
if (context.null())
return false;
if (depth > 5) {
if (depth > s_maxDepth) {
Debug("RegexRoute",DebugWarn,"Possible loop detected, current context '%s'",context.c_str());
return false;
}
@ -719,6 +720,12 @@ void RegexRoutePlugin::initialize()
m_route = new RouteHandler(priority);
Engine::install(m_route);
}
int depth = s_cfg.getIntValue("priorities","maxdepth",5);
if (depth < 5)
depth = 5;
else if (depth > 100)
depth = 100;
s_maxDepth = depth;
NamedList* l = s_cfg.getSection("extra");
if (l) {
unsigned int len = l->length();