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Lua: Added support for retrieving parametarised parameters (e.g. ARGS:p).

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ivanr 2007-12-19 15:46:45 +00:00
parent 4414cb8527
commit cdcb3bdb14
1 changed files with 9 additions and 2 deletions
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11
apache2/msc_lua.c
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@ -133,7 +133,8 @@ static int l_log(lua_State *L) {
* *
*/ */
static int l_getvar(lua_State *L) { static int l_getvar(lua_State *L) {
const char *varname = NULL; char *varname = NULL;
char *param = NULL;
modsec_rec *msr = NULL; modsec_rec *msr = NULL;
char *my_error_msg = NULL; char *my_error_msg = NULL;
@ -145,6 +146,12 @@ static int l_getvar(lua_State *L) {
msr = (modsec_rec *)lua_topointer(L, -1); msr = (modsec_rec *)lua_topointer(L, -1);
/* Resolve variable $varname. */ /* Resolve variable $varname. */
param = strchr(varname, ':');
if (param != NULL) {
*param = '\0';
param++;
}
msre_var *var = msre_create_var_ex(msr->msc_rule_mptmp, msr->modsecurity->msre, msre_var *var = msre_create_var_ex(msr->msc_rule_mptmp, msr->modsecurity->msre,
varname, NULL, msr, &my_error_msg); varname, NULL, msr, &my_error_msg);
@ -152,7 +159,7 @@ static int l_getvar(lua_State *L) {
msr_log(msr, 1, "SecRuleScript: Failed to resolve variable: %s", varname); msr_log(msr, 1, "SecRuleScript: Failed to resolve variable: %s", varname);
return 0; return 0;
} else { } else {
msre_var *vx = generate_single_var(msr, var, NULL, msr->msc_rule_mptmp); msre_var *vx = generate_single_var(msr, var, param, msr->msc_rule_mptmp);
if (vx != NULL) { if (vx != NULL) {
/* Transform the variable if a list of transformation /* Transform the variable if a list of transformation
* functions has been supplied. * functions has been supplied.