Adding test modules for http_client API

test/mod_httpapitest/Makefile

@@ -0,0 +1,19 @@
+#
+# curl module makefile
+#
+# 
+# WARNING: do not run this directly, it should be run by the master Makefile
+
+include ../../Makefile.defs
+auto_gen=
+NAME=httpapitest.so
+
+ifeq ($(CROSS_COMPILE),)
+XML2CFG=$(shell which xml2-config)
+endif
+
+DEFS+=-DKAMAILIO_MOD_INTERFACE
+
+SERLIBPATH=../../lib
+#SER_LIBS+=$(SERLIBPATH)/kmi/kmi
+include ../../Makefile.modules

test/mod_httpapitest/httpapitest.c

@@ -0,0 +1,213 @@
+/*
+ * http_client API test Module
+ * Copyright (C) 2015-2016 Edvina AB, Olle E. Johansson
+ *
+ * This file is part of Kamailio, a free SIP server.
+ *
+ * Kamailio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version
+ *
+ * Kamailio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with this program; if not, write to the Free Software 
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+/*! \file
+ * \brief  Kamailio http_client :: The test module
+ * 	   Not compiled by default
+ * \ingroup http_client
+ */
+
+#include "../../modules/http_client/curl_api.h"
+
+#include "../../mod_fix.h"
+#include "../../sr_module.h"
+#include "../../ut.h"
+#include "../../resolve.h"
+#include "../../locking.h"
+#include "../../config.h"
+#include "../../lvalue.h"
+
+MODULE_VERSION
+
+/* Module parameter variables */
+str		default_http_conn = STR_NULL;		/*!< Default connection to test */
+
+/* Module management function prototypes */
+static int mod_init(void);
+static int child_init(int);
+static void destroy(void);
+
+/* Fixup functions to be defined later */
+static int fixup_testcurl_connect(void** param, int param_no);
+static int fixup_free_testcurl_connect(void** param, int param_no);
+static int fixup_testcurl_connect_post(void** param, int param_no);
+static int fixup_free_testcurl_connect_post(void** param, int param_no);
+static int w_testcurl_connect(struct sip_msg* _m, char* _con, char * _url, char* _result);
+
+/* Exported functions */
+static cmd_export_t cmds[] = {
+	{"test_http_connect", (cmd_function)w_testcurl_connect, 2, fixup_testcurl_connect,
+	 	fixup_free_testcurl_connect,
+		REQUEST_ROUTE|ONREPLY_ROUTE|FAILURE_ROUTE|BRANCH_ROUTE},
+};
+
+
+/* Exported parameters */
+static param_export_t params[] = {
+	{"test_connection", PARAM_INT, &default_connection_timeout},
+	{0, 0, 0}
+};
+
+/* Module interface */
+struct module_exports exports = {
+	"httpapitest",
+	DEFAULT_DLFLAGS, /* dlopen flags */
+	cmds,      /* Exported functions */
+	params,    /* Exported parameters */
+	0,         /* exported statistics */
+	0,   	/* exported MI functions */
+	0,         /* exported pseudo-variables */
+	0,         /* extra processes */
+	mod_init,  /* module initialization function */
+	0,         /* response function*/
+	destroy,   /* destroy function */
+	child_init /* per-child init function */
+};
+
+/* Module initialization function */
+static int mod_init(void)
+{
+
+	LM_DBG("init httpapitest module\n");
+	httpc_api_t httpapi;
+
+	if (httpc_load_api(&httpapi) != 0) {
+		LM_ERR("Can not bind to http_client API \n");
+		return -1;
+	}
+
+	LM_DBG("**** init httpapitest module done.\n");
+	return 0;
+}
+
+
+/* Child initialization function */
+static int child_init(int rank)
+{	
+	if (rank==PROC_INIT || rank==PROC_MAIN || rank==PROC_TCP_MAIN) {
+		return 0; /* do nothing for the main process */
+	}
+
+	return 0;
+}
+
+
+static void destroy(void)
+{
+	;
+}
+
+
+
+/* Fixup functions */
+
+
+/*
+ * Fix curl_connect params: connection(string/pvar) url (string that may contain pvars) and
+ * result (writable pvar).
+ */
+static int fixup_testcurl_connect(void** param, int param_no)
+{
+
+	if (param_no == 1) {
+		/* We want char * strings */
+		return 0;
+	}
+	/* URL and data may contain pvar */
+	if (param_no == 2) {
+		return fixup_spve_null(param, 1);
+	}
+	if (param_no == 3) {
+		if (fixup_pvar_null(param, 1) != 0) {
+			LM_ERR("failed to fixup result pvar\n");
+			return -1;
+		}
+		if (((pv_spec_t *)(*param))->setf == NULL) {
+			LM_ERR("result pvar is not writeble\n");
+			return -1;
+		}
+		return 0;
+	}
+
+	LM_ERR("invalid parameter number <%d>\n", param_no);
+	return -1;
+}
+
+/*
+ * Free testcurl_connect params.
+ */
+static int fixup_free_testcurl_connect(void** param, int param_no)
+{
+	if (param_no == 1) {
+		/* Char strings don't need freeing */
+		return 0;
+	}
+	if (param_no == 2) {
+		return fixup_free_spve_null(param, 1);
+	}
+
+	if (param_no == 3) {
+		return fixup_free_pvar_null(param, 1);
+	}
+
+	LM_ERR("invalid parameter number <%d>\n", param_no);
+	return -1;
+}
+
+/*
+ * Wrapper for Curl_connect (GET)
+ */
+static int w_testcurl_connect(struct sip_msg* _m, char* _con, char * _url, char* _result) {
+
+	str con = {NULL,0};
+	str url = {NULL,0};
+	str result = {NULL,0};
+	pv_spec_t *dst;
+	pv_value_t val;
+	int ret = 0;
+
+	if (_con == NULL || _url == NULL || _result == NULL) {
+		LM_ERR("Invalid parameter\n");
+		return -1;
+	}
+	con.s = _con;
+	con.len = strlen(con.s);
+
+	if (get_str_fparam(&url, _m, (gparam_p)_url) != 0) {
+		LM_ERR("_url has no value\n");
+		return -1;
+	}
+
+	LM_DBG("**** Curl Connection %s URL %s Result var %s\n", _con, _url, _result);
+
+	ret = curl_con_query_url(_m, &con, &url, &result, NULL, NULL);
+
+	val.rs = result;
+	val.flags = PV_VAL_STR;
+	dst = (pv_spec_t *)_result;
+	dst->setf(_m, &dst->pvp, (int)EQ_T, &val);
+
+	if (result.s != NULL)
+		pkg_free(result.s);
+
+	return ret;
+}