static int32_t callback_storage_upload(uint32_t offset, void** buf, int32_t size, void* context) {
FileInfo* file_info = context;
static uint8_t ubuf[2048];
if(size < 0) {
printf("Storage Upload Error\n");
fflush(stdout);
close(file_info->fd);
free(file_info);
printf("false\n");
rpc_disconnect(rpc);
return 0;
}
if(size == 0) {
printf("\nStorage Upload Completed\n");
fflush(stdout);
struct timeval tv;
gettimeofday(&tv, NULL);
uint64_t current = tv.tv_sec * 1000 * 1000 + tv.tv_usec;
printf("time = %0.3f ms\n", (float)(current - file_info->current_time) / (float)1000);
close(file_info->fd);
free(file_info);
printf("true\n");
rpc_disconnect(rpc);
return 0;
}
if(offset == 0)
printf("Total Upload Size : %ld Byte\n", file_info->file_size);
if(file_info->offset != offset) {
lseek(file_info->fd, offset, SEEK_SET);
file_info->offset = offset;
}
size = read(file_info->fd, ubuf, size > (int32_t)(file_info->file_size - file_info->offset) ? (int32_t)(file_info->file_size - file_info->offset) : size);
if(size < 0) {
printf("\nFile Read Error\n");
fflush(stdout);
buf = NULL;
rpc_disconnect(rpc);
return -1;
}
file_info->offset += size;
*buf = ubuf;
printf(".");
fflush(stdout);
return size;
}
static int callback_storage_download(uint32_t offset, void* buf, int32_t size, void* context) {
FileInfo* file_info = context;
if(size < 0) {
printf("Storage Download Error\n");
close(file_info->fd);
printf("false\n");
remove(file_info->path);
free(file_info);
rpc_disconnect(rpc);
return 0;
}
if(file_info->offset != offset) {
lseek(file_info->fd, offset, SEEK_SET);
file_info->offset = offset;
}
size = write(file_info->fd, buf, size);
file_info->offset += size;
if(size < 0) {
printf("Write Error!\n");
close(file_info->fd);
printf("false\n");
remove(file_info->path);
free(file_info);
rpc_disconnect(rpc);
return 0;
}
if(size == 0) {
printf("\nStorage Download Completed\n");
printf("Total Size : %d Byte\n", file_info->offset);
close(file_info->fd);
struct timeval tv;
gettimeofday(&tv, NULL);
uint64_t current = tv.tv_sec * 1000 * 1000 + tv.tv_usec;
printf("time = %0.3f ms\n", (float)(current - file_info->current_time) / (float)1000);
printf("true\n");
free(file_info);
rpc_disconnect(rpc);
return 0;
}
printf(".");
fflush(stdout);
return size;
}
int main(int argc, char *argv[]) {
rpc_init();
RPCSession* session = rpc_session();
if(!session) {
printf("RPC server not connected\n");
return ERROR_RPC_DISCONNECTED;
}
rpc = rpc_connect(session->host, session->port, 3, true);
if(!rpc) {
printf("Failed to connect RPC server\n");
return ERROR_RPC_DISCONNECTED;
}
int rc;
if((rc = request_md5(argc, argv))) {
printf("Failed to get VM storage md5 checksum. Error code : %d\n", rc);
rpc_disconnect(rpc);
return ERROR_CMD_EXECUTE;
}
while(1) {
// Wait for response
if(rpc_connected(rpc)) {
rpc_loop(rpc);
} else {
free(rpc);
break;
}
}
return 0;
}
int main(int argc, char *argv[]) {
rpc_init();
RPCSession* session = rpc_session();
if(!session) {
printf("RPC server not connected\n");
return ERROR_RPC_DISCONNECTED;
}
rpc = rpc_connect(session->host, session->port, 3, true);
if(rpc == NULL) {
printf("Failed to connect RPC server\n");
return ERROR_RPC_DISCONNECTED;
}
int rc;
if((rc = download(argc, argv))) {
printf("Failed to download file. Error code : %d\n", rc);
rpc_disconnect(rpc);
return ERROR_CMD_EXECUTE;
}
while(1) {
if(rpc_connected(rpc)) {
rpc_loop(rpc);
} else {
free(rpc);
break;
}
}
}
static bool callback_vm_create(uint32_t id, void* context) {
if(id == 0)
printf("Fail\n");
else
printf("%d\n", id);
rpc_disconnect(rpc);
return false;
}
static bool response_md5(bool result, uint32_t* md5, void* context) {
// vm_md5_callback() implementation
if(!result || !md5)
printf("Failed to get VM storage md5 checksum\n");
else {
// Print MD5 checksum
uint8_t* md5_raw = (uint8_t*)md5;
for(int i = 0; i < 16; ++i)
printf("%02x", md5_raw[i]);
puts("");
}
rpc_disconnect(rpc);
return false;
}
static void free_server(struct server *server)
{
if (server->rpc) {
rpc_disconnect(server->rpc, NULL);
rpc_destroy_context(server->rpc);
server->rpc = NULL;
}
if (server->read_event) {
event_free(server->read_event);
server->read_event = NULL;
}
if (server->write_event) {
event_free(server->write_event);
server->write_event = NULL;
}
free(server);
}