Module: kamailio
Branch: master
Commit: c8cf642c21169bcaee82347db858d8f3bcb6a42c
URL:
https://github.com/kamailio/kamailio/commit/c8cf642c21169bcaee82347db858d8f3bcb6a42c
Author: Daniel-Constantin Mierla
Committer: Daniel-Constantin Mierla
Date: 2024-04-06T08:19:19+02:00
corex: added dns_file modparam
- can be set to the path of a file containing dns_cache records
- each line has to contain a dns_cache-param-formatted record
- empty lines are allowed
- comment line has to start with #, comments can be only on separate
line, not supported after dns_cache record
---
Modified: src/modules/corex/corex_mod.c
---
Diff:
https://github.com/kamailio/kamailio/commit/c8cf642c21169bcaee82347db858d8f3bcb6a42c.diff
Patch:
https://github.com/kamailio/kamailio/commit/c8cf642c21169bcaee82347db858d8f3bcb6a42c.patch
---
diff --git a/src/modules/corex/corex_mod.c b/src/modules/corex/corex_mod.c
index 4152fbf5df4..6739e4cee16 100644
--- a/src/modules/corex/corex_mod.c
+++ b/src/modules/corex/corex_mod.c
@@ -32,6 +32,7 @@
#include "../../core/fmsg.h"
#include "../../core/kemi.h"
#include "../../core/str_list.h"
+#include "../../core/trim.h"
#include "../../core/events.h"
#include "../../core/onsend.h"
#include "../../core/forward.h"
@@ -82,12 +83,15 @@ static int corex_evrt_reply_out_no = -1;
int corex_alias_subdomains_param(modparam_t type, void *val);
int corex_dns_cache_param(modparam_t type, void *val);
+int corex_dns_file_param(modparam_t type, void *val);
+int corex_dns_file_load(void);
static int mod_init(void);
static int child_init(int);
static void mod_destroy(void);
static str_list_t *corex_dns_cache_list = NULL;
+static str_list_t *corex_dns_file_list = NULL;
static int corex_dns_cache_param_add(str *pval);
@@ -176,6 +180,8 @@ static param_export_t params[] = {
(void *)corex_alias_subdomains_param},
{"dns_cache", PARAM_STR | USE_FUNC_PARAM,
(void *)corex_dns_cache_param},
+ {"dns_file", PARAM_STR | USE_FUNC_PARAM,
+ (void *)corex_dns_file_param},
{"nio_intercept", INT_PARAM, _intercept},
{"nio_min_msg_len", INT_PARAM, _min_msg_len},
{"nio_msg_avp", PARAM_STR, _msg_avp_param},
@@ -226,6 +232,9 @@ static int mod_init(void)
return -1;
}
}
+ if(corex_dns_file_load() < 0) {
+ return -1;
+ }
if((nio_intercept > 0) && (nio_intercept_init() < 0)) {
LM_ERR("failed to register network io intercept callback\n");
@@ -385,6 +394,67 @@ int corex_dns_cache_param(modparam_t type, void *val)
return 0;
}
+int corex_dns_file_param(modparam_t type, void *val)
+{
+ str_list_t *sit;
+
+ if(val == NULL || ((str *)val)->s == NULL || ((str *)val)->len == 0) {
+ LM_ERR("invalid parameter\n");
+ return -1;
+ }
+
+ sit = (str_list_t *)pkg_mallocxz(sizeof(str_list_t));
+ if(sit == NULL) {
+ PKG_MEM_ERROR;
+ return -1;
+ }
+ sit->s = *((str *)val);
+ if(corex_dns_file_list != NULL) {
+ sit->next = corex_dns_file_list;
+ }
+ corex_dns_file_list = sit;
+
+ return 0;
+}
+
+int corex_dns_file_load(void)
+{
+ str_list_t *sit;
+ str sline;
+ char lbuf[512];
+ FILE *FP;
+
+ for(sit = corex_dns_file_list; sit != NULL; sit = sit->next) {
+ FP = fopen(sit->s.s, "r");
+ if(FP == NULL) {
+ LM_ERR("failed to open file '%.*s'\n", sit->s.len,
sit->s.s);
+ return -1;
+ }
+ while(fgets(lbuf, 512, FP)) {
+ sline.s = lbuf;
+ sline.len = strlen(sline.s);
+ trim();
+ if(sline.len <= 0) {
+ /* empty line */
+ continue;
+ }
+ if(sline.s[0] == '#') {
+ /* comment */
+ continue;
+ }
+ if(corex_dns_cache_param_add() < 0) {
+ LM_ERR("failed to add record: '%.*s' (%.*s)\n",
sline.len,
+ sline.s, sit->s.len, sit->s.s);
+ fclose(FP);
+ return -1;
+ }
+ }
+ fclose(FP);
+ }
+
+ return 0;
+}
+
static int corex_dns_cache_param_add(str *pval)
{
str sval;
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