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#include "webserver.h"
#include "master.h"
#include <microhttpd.h>
#include <string.h>
#include <stdio.h>
static struct MHD_Daemon *d;
static int handle_request( void *cls, struct MHD_Connection *connection,
const char *url, const char *method, const char *version,
const char *upload_data, size_t *upload_data_size, void **ptr )
{
struct MHD_Response *response;
int ret;
if( strcmp( method, "GET" ) != 0 ) {
return MHD_NO;
}
fprintf( stderr, "http request: %s\n", url );
char biruda_msg[2048];
biruda_msg[0] = '\0';
if( strcmp( url, "/status" ) == 0 ) {
for( int pos = 0; pos < MAX_COORDINATORS; pos++ ) {
coordinator_t *c = &coordinator[pos];
if( c->used ) {
char part[256];
snprintf( part, 256, "%s %s %s %d %s %lld (%d) %d\n",
c->host, c->os, c->arch, c->cpus,
( c->alive ? "alive" : "dead" ),
(long long)c->lastAlive, pos,
c->nof_workers );
strncat( biruda_msg, part, 2048 );
}
}
} else {
snprintf( biruda_msg, 2048, "Welcome to biruda! Please state your wish..\n" );
}
response = MHD_create_response_from_buffer( strlen( biruda_msg ),
(void *)biruda_msg, MHD_RESPMEM_MUST_COPY );
ret = MHD_queue_response( connection, MHD_HTTP_OK, response );
MHD_destroy_response( response );
return ret;
}
int webserver_init( unsigned int port )
{
d = MHD_start_daemon(
MHD_USE_SELECT_INTERNALLY, port,
NULL,
NULL,
&handle_request,
NULL,
MHD_OPTION_END );
if( d == 0 ) {
return 1;
}
puts( "http daemon started" );
return 0;
}
void webserver_terminate( )
{
MHD_stop_daemon( d );
puts( "http daemon stopped" );
}
int webserver_free( )
{
return 0;
}
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