static void msg_rm( const char* p, int len )
{
const char* path = p;
int path_len = param_len( p, len );
if ( path_len == -1 )
{
perror("path_len == -1");
return;
}
if ( path_len >= kPathLengthMax )
{
perror("path_len too big");
return;
}
p += path_len+1;
len -= path_len+1;
char path_str[kPathLengthMax];
strncpy( path_str, path, path_len );
path_str[path_len] = 0;
int path_ndx = find_path_ndx( path_str, path_len );
if (path_ndx == -1)
{
printf("FILE DOES NOT EXIST \"%s\"\n", path_str );
return;
}
s_source->paths[path_ndx][0] = 0;
}
static void msg_command( struct mg_connection* nc, const char* p, int len )
{
const char* cmd = p;
int cmd_len = param_len( p, len );
if ( cmd_len == -1 )
{
perror("cmd_len == -1");
return;
}
p += (cmd_len+1);
len -= (cmd_len+1);
if ( strncmp( cmd, "SAVE", cmd_len ) == 0 )
{
msg_save( p, len );
return;
}
if ( strncmp( cmd, "RM", cmd_len ) == 0 )
{
msg_rm( p, len );
return;
}
if ( strncmp( cmd, "JOIN", cmd_len ) == 0)
{
send_sources(nc);
return;
}
if ( strncmp( cmd, "ARCHIVE", cmd_len ) == 0)
{
save_archive();
return;
}
if ( strncmp( cmd, "SAVE-ALL", cmd_len ) == 0 )
{
save_all(nc);
return;
}
printf("UNKNOWN %s\n",cmd);
}
static void msg_save( const char* p, int len )
{
const char* path = p;
int path_len = param_len( p, len );
if ( path_len == -1 )
{
perror("path_len == -1");
return;
}
if ( path_len >= kPathLengthMax )
{
perror("path_len too big");
return;
}
p += path_len+1;
len -= path_len+1;
char path_str[kPathLengthMax];
strncpy( path_str, path, path_len );
path_str[path_len] = 0;
int path_ndx = find_path_ndx( path_str, path_len );
if (path_ndx == -1)
{
path_ndx = s_source->pathCount;
s_source->pathCount++;
printf("NEW FILE \"%s\" at %d\n", path_str, path_ndx);
strncpy( s_source->paths[path_ndx], path_str, path_len );
s_source->paths[path_ndx][path_len] = 0;
}
if (len >= kSourceFileLengthMax)
{
perror("source file too big");
return;
}
printf("SAVED %d bytes to \"%s\" (%d)\n", len, path_str, path_ndx);
memcpy( s_source->text[path_ndx], p, len );
s_source->text[path_ndx][len] = 0;
}
/*
* Function: pg_exec
*
* Wrapper for PQexecParams. Only supports text parameters as binary parameters
* are not possible in Zabbix item keys.
*
* Returns: PGresult
*/
PGresult *pg_exec(PGconn *conn, const char *command, PGparams params) {
PGresult *res = NULL;
int i = 0, nparams = 0;
// count parameters
nparams = param_len(params);
// log the query
zabbix_log(LOG_LEVEL_DEBUG, "Executing query with %i parameters: %s", nparams, command);
for (i = 0; i < nparams; i++)
zabbix_log(LOG_LEVEL_DEBUG, " $%i: %s", i, params[i]);
// execute query with escaped parameters
res = PQexecParams(conn, command, nparams, NULL, params, NULL, NULL, 0);
//free up the params array which would have been alloc'ed for this request
param_free(params);
return res;
}