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Addition of module_feedback_send

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Addition of module_feedback_send.
Every 30 second data is sent to 127.0.0.1
Missing routines for configuration parameters and blocking the send
after successful completion
This commit is contained in:
MassimilianoPinto
2015-02-26 17:47:01 +01:00
parent 63e6826906
commit 193fe22ef0
4 changed files with 180 additions and 12 deletions
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160
server/core/load_utils.c
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@ -23,12 +23,13 @@
* @verbatim
* Revision History
*
* Date Who Description
* 13/06/13 Mark Riddoch Initial implementation
* 14/06/13 Mark Riddoch Updated to add call to ModuleInit if one is
* defined in the loaded module.
* Also updated to call fixed GetModuleObject
* 02/06/14 Mark Riddoch Addition of module info
* Date Who Description
* 13/06/13 Mark Riddoch Initial implementation
* 14/06/13 Mark Riddoch Updated to add call to ModuleInit if one is
* defined in the loaded module.
* Also updated to call fixed GetModuleObject
* 02/06/14 Mark Riddoch Addition of module info
* 26/02/15 Massimiliano Pinto Addition of module_feedback_send
*
* @endverbatim
*/
@ -42,6 +43,8 @@
#include <modinfo.h>
#include <skygw_utils.h>
#include <log_manager.h>
#include <version.h>
#include <curl/curl.h>
/** Defined in log_manager.cc */
extern int lm_enabled_logfiles_bitmask;
@ -59,6 +62,31 @@ static void register_module(const char *module,
MODULE_INFO *info);
static void unregister_module(const char *module);
struct MemoryStruct {
char *data;
size_t size;
};
static size_t
WriteMemoryCallback(void *contents, size_t size, size_t nmemb, void *userp)
{
size_t realsize = size * nmemb;
struct MemoryStruct *mem = (struct MemoryStruct *)userp;
mem->data = realloc(mem->data, mem->size + realsize + 1);
if(mem->data == NULL) {
/* out of memory! */
printf("not enough memory (realloc returned NULL)\n");
return 0;
}
memcpy(&(mem->data[mem->size]), contents, realsize);
mem->size += realsize;
mem->data[mem->size] = 0;
return realsize;
}
char* get_maxscale_home(void)
{
char* home = getenv("MAXSCALE_HOME");
@ -408,3 +436,123 @@ MODULES *ptr = registered;
}
dcb_printf(dcb, "----------------+-------------+---------+-------+-------------------------\n\n");
}
/**
* Send loaded modules info to notification service
*
* @param data The configuration details of notification service
*/
void
module_feedback_send(void* data)
{
MODULES *ptr = registered;
CURL *curl;
CURLcode res;
struct curl_httppost *formpost=NULL;
struct curl_httppost *lastptr=NULL;
GWBUF *buffer = NULL;
char *data_ptr = NULL;
int n_mod=0;
struct MemoryStruct chunk;
chunk.data = malloc(1); /* will be grown as needed by the realloc above */
chunk.size = 0; /* no data at this point */
/* count loaded modules */
while (ptr)
{
ptr = ptr->next;
n_mod++;
}
ptr = registered;
buffer = gwbuf_alloc(n_mod * 256);
data_ptr = GWBUF_DATA(buffer);
while (ptr)
{
/* current maxscale setup */
sprintf(data_ptr, "FEEDBACK_SERVER_UID\t%s\n", "xxxfcBRIvkRlxyGdoJL0bWy+TmY");
data_ptr+=strlen(data_ptr);
sprintf(data_ptr, "FEEDBACK_USER_INFO\t%s\n", "0467009f-xxxx-yyyy-zzzz-b6b2ec9c6cf4");
data_ptr+=strlen(data_ptr);
sprintf(data_ptr, "VERSION\t%s\n", MAXSCALE_VERSION);
data_ptr+=strlen(data_ptr);
sprintf(data_ptr, "NOW\t%lu\nPRODUCT\t%s\n", time(NULL), "maxscale");
data_ptr+=strlen(data_ptr);
sprintf(data_ptr, "Uname_sysname\t%s\n", "linux");
data_ptr+=strlen(data_ptr);
sprintf(data_ptr, "Uname_distribution\t%s\n", "centos");
data_ptr+=strlen(data_ptr);
/* modules data */
sprintf(data_ptr, "module_%s_type\t%s\nmodule_%s_version\t%s\n", ptr->module, ptr->type, ptr->module, ptr->version);
data_ptr+=strlen(data_ptr);
if (ptr->info) {
sprintf(data_ptr, "module_%s_api\t%d.%d.%d\n",
ptr->module,
ptr->info->api_version.major,
ptr->info->api_version.minor,
ptr->info->api_version.patch);
data_ptr+=strlen(data_ptr);
sprintf(data_ptr, "module_%s_releasestatus\t%s\n",
ptr->module,
ptr->info->status == MODULE_IN_DEVELOPMENT
? "In Development"
: (ptr->info->status == MODULE_ALPHA_RELEASE
? "Alpha"
: (ptr->info->status == MODULE_BETA_RELEASE
? "Beta"
: (ptr->info->status == MODULE_GA
? "GA"
: (ptr->info->status == MODULE_EXPERIMENTAL
? "Experimental" : "Unknown")))));
data_ptr+=strlen(data_ptr);
}
ptr = ptr->next;
}
/* curl API call for data send via HTTP POST using a "file" type input */
curl = curl_easy_init();
if(curl) {
curl_formadd(&formpost,
&lastptr,
CURLFORM_COPYNAME, "data",
CURLFORM_BUFFER, "report.txt",
CURLFORM_BUFFERPTR, (char *)GWBUF_DATA(buffer),
CURLFORM_BUFFERLENGTH, strlen((char *)GWBUF_DATA(buffer)),
CURLFORM_CONTENTTYPE, "text/plain",
CURLFORM_END);
curl_easy_setopt(curl, CURLOPT_URL, "http://127.0.0.1/post.php");
curl_easy_setopt(curl, CURLOPT_HTTPPOST, formpost);
/* send all received data to this function */
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
/* we pass our 'chunk' struct to the callback function */
curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
/* some servers don't like requests that are made without a user-agent field, so we provide one */
curl_easy_setopt(curl, CURLOPT_USERAGENT, "libcurl-agent/1.0");
/* Perform the request, res will get the return code */
res = curl_easy_perform(curl);
/* Check for errors */
if(res != CURLE_OK)
fprintf(stderr, "curl_easy_perform() failed: %s\n", curl_easy_strerror(res));
else
fprintf(stderr, "Reply from remote server is\n[%s]\n", chunk.data);
}
if(chunk.data)
free(chunk.data);
gwbuf_free(buffer);
curl_easy_cleanup(curl);
curl_formfree(formpost);
}