mirror of
https://github.com/ceph/ceph
synced 2025-01-06 19:20:49 +00:00
3ee11b567c
libcephfs: add ceph_f{get,set,list,remove)_xattr
Reviewed-by: John Spray <john.spray@redhat.com>
1661 lines
41 KiB
C++
1661 lines
41 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
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// vim: ts=8 sw=2 smarttab
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/*
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* Ceph - scalable distributed file system
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*
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* Copyright (C) 2009-2011 New Dream Network
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*
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* This is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software
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* Foundation. See file COPYING.
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*
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*/
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#include <fcntl.h>
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#include <iostream>
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#include <string.h>
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#include <string>
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#include "auth/Crypto.h"
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#include "client/Client.h"
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#include "include/cephfs/libcephfs.h"
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#include "common/Mutex.h"
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#include "common/ceph_argparse.h"
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#include "common/common_init.h"
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#include "common/config.h"
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#include "common/version.h"
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#include "mon/MonClient.h"
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#include "include/str_list.h"
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#include "messages/MMonMap.h"
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#include "msg/Messenger.h"
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#include "include/assert.h"
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struct ceph_mount_info
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{
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public:
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ceph_mount_info(uint64_t msgr_nonce_, CephContext *cct_)
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: msgr_nonce(msgr_nonce_),
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mounted(false),
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inited(false),
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client(NULL),
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monclient(NULL),
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messenger(NULL),
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cct(cct_)
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{
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}
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~ceph_mount_info()
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{
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try {
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shutdown();
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if (cct) {
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cct->put();
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cct = NULL;
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}
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}
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catch (const std::exception& e) {
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// we shouldn't get here, but if we do, we want to know about it.
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lderr(cct) << "ceph_mount_info::~ceph_mount_info: caught exception: "
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<< e.what() << dendl;
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}
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catch (...) {
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// ignore
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}
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}
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int init()
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{
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common_init_finish(cct);
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int ret;
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//monmap
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monclient = new MonClient(cct);
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ret = -CEPHFS_ERROR_MON_MAP_BUILD; //defined in libcephfs.h;
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if (monclient->build_initial_monmap() < 0)
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goto fail;
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//network connection
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messenger = Messenger::create(cct, cct->_conf->ms_type, entity_name_t::CLIENT(), "client", msgr_nonce);
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//at last the client
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ret = -CEPHFS_ERROR_NEW_CLIENT; //defined in libcephfs.h;
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client = new Client(messenger, monclient);
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if (!client)
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goto fail;
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ret = -CEPHFS_ERROR_MESSENGER_START; //defined in libcephfs.h;
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if (messenger->start() != 0)
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goto fail;
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ret = client->init();
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if (ret)
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goto fail;
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inited = true;
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return 0;
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fail:
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shutdown();
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return ret;
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}
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int mount(const std::string &mount_root)
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{
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int ret;
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if (mounted)
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return -EISCONN;
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ret = init();
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if (ret != 0) {
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return ret;
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}
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ret = client->mount(mount_root);
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if (ret) {
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shutdown();
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return ret;
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} else {
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mounted = true;
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return 0;
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}
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}
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int unmount()
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{
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if (!mounted)
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return -ENOTCONN;
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shutdown();
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return 0;
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}
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void shutdown()
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{
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if (mounted) {
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client->unmount();
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mounted = false;
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}
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if (inited) {
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client->shutdown();
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inited = false;
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}
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if (messenger) {
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messenger->shutdown();
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messenger->wait();
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delete messenger;
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messenger = NULL;
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}
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if (monclient) {
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delete monclient;
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monclient = NULL;
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}
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if (client) {
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delete client;
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client = NULL;
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}
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}
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bool is_initialized() const
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{
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return inited;
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}
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bool is_mounted()
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{
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return mounted;
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}
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int conf_read_file(const char *path_list)
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{
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std::deque<std::string> parse_errors;
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int ret = cct->_conf->parse_config_files(path_list, &parse_errors, NULL, 0);
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if (ret)
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return ret;
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cct->_conf->apply_changes(NULL);
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complain_about_parse_errors(cct, &parse_errors);
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return 0;
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}
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int conf_parse_argv(int argc, const char **argv)
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{
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int ret;
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vector<const char*> args;
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argv_to_vec(argc, argv, args);
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ret = cct->_conf->parse_argv(args);
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if (ret)
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return ret;
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cct->_conf->apply_changes(NULL);
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return 0;
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}
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int conf_parse_env(const char *name)
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{
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md_config_t *conf = cct->_conf;
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vector<const char*> args;
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env_to_vec(args, name);
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int ret = conf->parse_argv(args);
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if (ret)
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return ret;
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conf->apply_changes(NULL);
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return 0;
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}
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int conf_set(const char *option, const char *value)
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{
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int ret = cct->_conf->set_val(option, value);
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if (ret)
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return ret;
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cct->_conf->apply_changes(NULL);
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return 0;
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}
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int conf_get(const char *option, char *buf, size_t len)
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{
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char *tmp = buf;
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return cct->_conf->get_val(option, &tmp, len);
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}
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Client *get_client()
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{
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return client;
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}
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const char *get_cwd()
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{
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client->getcwd(cwd);
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return cwd.c_str();
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}
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CephContext *get_ceph_context() const {
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return cct;
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}
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private:
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uint64_t msgr_nonce;
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bool mounted;
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bool inited;
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Client *client;
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MonClient *monclient;
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Messenger *messenger;
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CephContext *cct;
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std::string cwd;
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};
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static void do_out_buffer(bufferlist& outbl, char **outbuf, size_t *outbuflen)
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{
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if (outbuf) {
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if (outbl.length() > 0) {
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*outbuf = (char *)malloc(outbl.length());
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memcpy(*outbuf, outbl.c_str(), outbl.length());
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} else {
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*outbuf = NULL;
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}
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}
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if (outbuflen)
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*outbuflen = outbl.length();
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}
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static void do_out_buffer(string& outbl, char **outbuf, size_t *outbuflen)
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{
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if (outbuf) {
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if (outbl.length() > 0) {
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*outbuf = (char *)malloc(outbl.length());
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memcpy(*outbuf, outbl.c_str(), outbl.length());
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} else {
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*outbuf = NULL;
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}
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}
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if (outbuflen)
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*outbuflen = outbl.length();
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}
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extern "C" const char *ceph_version(int *pmajor, int *pminor, int *ppatch)
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{
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int major, minor, patch;
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const char *v = ceph_version_to_str();
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int n = sscanf(v, "%d.%d.%d", &major, &minor, &patch);
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if (pmajor)
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*pmajor = (n >= 1) ? major : 0;
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if (pminor)
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*pminor = (n >= 2) ? minor : 0;
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if (ppatch)
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*ppatch = (n >= 3) ? patch : 0;
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return VERSION;
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}
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extern "C" int ceph_create_with_context(struct ceph_mount_info **cmount, CephContext *cct)
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{
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uint64_t nonce = 0;
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// 6 bytes of random and 2 bytes of pid
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get_random_bytes((char*)&nonce, sizeof(nonce));
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nonce &= ~0xffff;
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nonce |= (uint64_t)getpid();
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*cmount = new struct ceph_mount_info(nonce, cct);
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return 0;
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}
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extern "C" int ceph_create(struct ceph_mount_info **cmount, const char * const id)
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{
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CephInitParameters iparams(CEPH_ENTITY_TYPE_CLIENT);
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if (id) {
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iparams.name.set(CEPH_ENTITY_TYPE_CLIENT, id);
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}
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CephContext *cct = common_preinit(iparams, CODE_ENVIRONMENT_LIBRARY, 0);
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cct->_conf->parse_env(); // environment variables coverride
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cct->_conf->apply_changes(NULL);
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return ceph_create_with_context(cmount, cct);
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}
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extern "C" int ceph_unmount(struct ceph_mount_info *cmount)
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{
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return cmount->unmount();
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}
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extern "C" int ceph_release(struct ceph_mount_info *cmount)
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{
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if (cmount->is_mounted())
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return -EISCONN;
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delete cmount;
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return 0;
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}
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extern "C" void ceph_shutdown(struct ceph_mount_info *cmount)
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{
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cmount->shutdown();
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delete cmount;
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}
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extern "C" int ceph_conf_read_file(struct ceph_mount_info *cmount, const char *path)
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{
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return cmount->conf_read_file(path);
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}
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extern "C" int ceph_conf_parse_argv(struct ceph_mount_info *cmount, int argc,
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const char **argv)
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{
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return cmount->conf_parse_argv(argc, argv);
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}
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extern "C" int ceph_conf_parse_env(struct ceph_mount_info *cmount, const char *name)
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{
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return cmount->conf_parse_env(name);
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}
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extern "C" int ceph_conf_set(struct ceph_mount_info *cmount, const char *option,
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const char *value)
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{
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return cmount->conf_set(option, value);
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}
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extern "C" int ceph_conf_get(struct ceph_mount_info *cmount, const char *option,
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char *buf, size_t len)
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{
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if (buf == NULL) {
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return -EINVAL;
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}
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return cmount->conf_get(option, buf, len);
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}
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extern "C" int ceph_mds_command(struct ceph_mount_info *cmount,
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const char *mds_spec,
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const char **cmd,
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size_t cmdlen,
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const char *inbuf, size_t inbuflen,
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char **outbuf, size_t *outbuflen,
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char **outsbuf, size_t *outsbuflen)
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{
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bufferlist inbl;
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bufferlist outbl;
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std::vector<string> cmdv;
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std::string outs;
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if (!cmount->is_initialized()) {
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return -ENOTCONN;
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}
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// Construct inputs
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for (size_t i = 0; i < cmdlen; ++i) {
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cmdv.push_back(cmd[i]);
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}
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inbl.append(inbuf, inbuflen);
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// Issue remote command
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C_SaferCond cond;
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int r = cmount->get_client()->mds_command(
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mds_spec,
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cmdv, inbl,
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&outbl, &outs,
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&cond);
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if (r != 0) {
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goto out;
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}
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// Wait for completion
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r = cond.wait();
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// Construct outputs
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do_out_buffer(outbl, outbuf, outbuflen);
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do_out_buffer(outs, outsbuf, outsbuflen);
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out:
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return r;
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}
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extern "C" int ceph_init(struct ceph_mount_info *cmount)
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{
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return cmount->init();
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}
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extern "C" int ceph_mount(struct ceph_mount_info *cmount, const char *root)
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{
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std::string mount_root;
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if (root)
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mount_root = root;
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return cmount->mount(mount_root);
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}
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extern "C" int ceph_is_mounted(struct ceph_mount_info *cmount)
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{
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return cmount->is_mounted() ? 1 : 0;
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}
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extern "C" int ceph_statfs(struct ceph_mount_info *cmount, const char *path,
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struct statvfs *stbuf)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->statfs(path, stbuf);
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}
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extern "C" int ceph_get_local_osd(struct ceph_mount_info *cmount)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->get_local_osd();
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}
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extern "C" const char* ceph_getcwd(struct ceph_mount_info *cmount)
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{
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return cmount->get_cwd();
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}
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extern "C" int ceph_chdir (struct ceph_mount_info *cmount, const char *s)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->chdir(s);
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}
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extern "C" int ceph_opendir(struct ceph_mount_info *cmount,
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const char *name, struct ceph_dir_result **dirpp)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->opendir(name, (dir_result_t **)dirpp);
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}
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extern "C" int ceph_closedir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->closedir(reinterpret_cast<dir_result_t*>(dirp));
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}
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extern "C" struct dirent * ceph_readdir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp)
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{
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if (!cmount->is_mounted()) {
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/* Client::readdir also sets errno to signal errors. */
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errno = -ENOTCONN;
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return NULL;
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}
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return cmount->get_client()->readdir(reinterpret_cast<dir_result_t*>(dirp));
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}
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extern "C" int ceph_readdir_r(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, struct dirent *de)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->readdir_r(reinterpret_cast<dir_result_t*>(dirp), de);
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}
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extern "C" int ceph_readdirplus_r(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp,
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struct dirent *de, struct stat *st, int *stmask)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->readdirplus_r(reinterpret_cast<dir_result_t*>(dirp), de, st, stmask);
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}
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extern "C" int ceph_getdents(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp,
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char *buf, int buflen)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->getdents(reinterpret_cast<dir_result_t*>(dirp), buf, buflen);
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}
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extern "C" int ceph_getdnames(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp,
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char *buf, int buflen)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->getdnames(reinterpret_cast<dir_result_t*>(dirp), buf, buflen);
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}
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extern "C" void ceph_rewinddir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp)
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{
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if (!cmount->is_mounted())
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return;
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cmount->get_client()->rewinddir(reinterpret_cast<dir_result_t*>(dirp));
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}
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extern "C" int64_t ceph_telldir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp)
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{
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->telldir(reinterpret_cast<dir_result_t*>(dirp));
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}
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extern "C" void ceph_seekdir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, int64_t offset)
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{
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if (!cmount->is_mounted())
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return;
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cmount->get_client()->seekdir(reinterpret_cast<dir_result_t*>(dirp), offset);
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}
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extern "C" int ceph_link (struct ceph_mount_info *cmount, const char *existing,
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const char *newname)
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{
|
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if (!cmount->is_mounted())
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return -ENOTCONN;
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return cmount->get_client()->link(existing, newname);
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}
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|
extern "C" int ceph_unlink(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->unlink(path);
|
|
}
|
|
|
|
extern "C" int ceph_rename(struct ceph_mount_info *cmount, const char *from,
|
|
const char *to)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->rename(from, to);
|
|
}
|
|
|
|
// dirs
|
|
extern "C" int ceph_mkdir(struct ceph_mount_info *cmount, const char *path, mode_t mode)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->mkdir(path, mode);
|
|
}
|
|
|
|
extern "C" int ceph_mkdirs(struct ceph_mount_info *cmount, const char *path, mode_t mode)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->mkdirs(path, mode);
|
|
}
|
|
|
|
extern "C" int ceph_rmdir(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->rmdir(path);
|
|
}
|
|
|
|
// symlinks
|
|
extern "C" int ceph_readlink(struct ceph_mount_info *cmount, const char *path,
|
|
char *buf, int64_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->readlink(path, buf, size);
|
|
}
|
|
|
|
extern "C" int ceph_symlink(struct ceph_mount_info *cmount, const char *existing,
|
|
const char *newname)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->symlink(existing, newname);
|
|
}
|
|
|
|
// inode stuff
|
|
extern "C" int ceph_stat(struct ceph_mount_info *cmount, const char *path,
|
|
struct stat *stbuf)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->stat(path, stbuf);
|
|
}
|
|
|
|
extern "C" int ceph_lstat(struct ceph_mount_info *cmount, const char *path,
|
|
struct stat *stbuf)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->lstat(path, stbuf);
|
|
}
|
|
|
|
extern "C" int ceph_setattr(struct ceph_mount_info *cmount, const char *relpath,
|
|
struct stat *attr, int mask)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->setattr(relpath, attr, mask);
|
|
}
|
|
|
|
// *xattr() calls supporting samba/vfs
|
|
extern "C" int ceph_getxattr(struct ceph_mount_info *cmount, const char *path, const char *name, void *value, size_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->getxattr(path, name, value, size);
|
|
}
|
|
|
|
extern "C" int ceph_lgetxattr(struct ceph_mount_info *cmount, const char *path, const char *name, void *value, size_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->lgetxattr(path, name, value, size);
|
|
}
|
|
|
|
extern "C" int ceph_fgetxattr(struct ceph_mount_info *cmount, int fd, const char *name, void *value, size_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fgetxattr(fd, name, value, size);
|
|
}
|
|
|
|
|
|
extern "C" int ceph_listxattr(struct ceph_mount_info *cmount, const char *path, char *list, size_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->listxattr(path, list, size);
|
|
}
|
|
|
|
extern "C" int ceph_llistxattr(struct ceph_mount_info *cmount, const char *path, char *list, size_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->llistxattr(path, list, size);
|
|
}
|
|
|
|
extern "C" int ceph_flistxattr(struct ceph_mount_info *cmount, int fd, char *list, size_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->flistxattr(fd, list, size);
|
|
}
|
|
|
|
extern "C" int ceph_removexattr(struct ceph_mount_info *cmount, const char *path, const char *name)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->removexattr(path, name);
|
|
}
|
|
|
|
extern "C" int ceph_lremovexattr(struct ceph_mount_info *cmount, const char *path, const char *name)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->lremovexattr(path, name);
|
|
}
|
|
|
|
extern "C" int ceph_fremovexattr(struct ceph_mount_info *cmount, int fd, const char *name)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fremovexattr(fd, name);
|
|
}
|
|
|
|
extern "C" int ceph_setxattr(struct ceph_mount_info *cmount, const char *path, const char *name, const void *value, size_t size, int flags)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->setxattr(path, name, value, size, flags);
|
|
}
|
|
|
|
extern "C" int ceph_lsetxattr(struct ceph_mount_info *cmount, const char *path, const char *name, const void *value, size_t size, int flags)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->lsetxattr(path, name, value, size, flags);
|
|
}
|
|
|
|
extern "C" int ceph_fsetxattr(struct ceph_mount_info *cmount, int fd, const char *name, const void *value, size_t size, int flags)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fsetxattr(fd, name, value, size, flags);
|
|
}
|
|
/* end xattr support */
|
|
|
|
extern "C" int ceph_chmod(struct ceph_mount_info *cmount, const char *path, mode_t mode)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->chmod(path, mode);
|
|
}
|
|
extern "C" int ceph_fchmod(struct ceph_mount_info *cmount, int fd, mode_t mode)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fchmod(fd, mode);
|
|
}
|
|
extern "C" int ceph_chown(struct ceph_mount_info *cmount, const char *path,
|
|
int uid, int gid)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->chown(path, uid, gid);
|
|
}
|
|
extern "C" int ceph_fchown(struct ceph_mount_info *cmount, int fd,
|
|
int uid, int gid)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fchown(fd, uid, gid);
|
|
}
|
|
extern "C" int ceph_lchown(struct ceph_mount_info *cmount, const char *path,
|
|
int uid, int gid)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->lchown(path, uid, gid);
|
|
}
|
|
|
|
|
|
extern "C" int ceph_utime(struct ceph_mount_info *cmount, const char *path,
|
|
struct utimbuf *buf)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->utime(path, buf);
|
|
}
|
|
|
|
extern "C" int ceph_flock(struct ceph_mount_info *cmount, int fd, int operation,
|
|
uint64_t owner)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->flock(fd, operation, owner);
|
|
}
|
|
|
|
extern "C" int ceph_truncate(struct ceph_mount_info *cmount, const char *path,
|
|
int64_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->truncate(path, size);
|
|
}
|
|
|
|
// file ops
|
|
extern "C" int ceph_mknod(struct ceph_mount_info *cmount, const char *path,
|
|
mode_t mode, dev_t rdev)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->mknod(path, mode, rdev);
|
|
}
|
|
|
|
extern "C" int ceph_open(struct ceph_mount_info *cmount, const char *path,
|
|
int flags, mode_t mode)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->open(path, flags, mode);
|
|
}
|
|
|
|
extern "C" int ceph_open_layout(struct ceph_mount_info *cmount, const char *path, int flags,
|
|
mode_t mode, int stripe_unit, int stripe_count, int object_size, const char *data_pool)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->open(path, flags, mode, stripe_unit,
|
|
stripe_count, object_size, data_pool);
|
|
}
|
|
|
|
extern "C" int ceph_close(struct ceph_mount_info *cmount, int fd)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->close(fd);
|
|
}
|
|
|
|
extern "C" int64_t ceph_lseek(struct ceph_mount_info *cmount, int fd,
|
|
int64_t offset, int whence)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->lseek(fd, offset, whence);
|
|
}
|
|
|
|
extern "C" int ceph_read(struct ceph_mount_info *cmount, int fd, char *buf,
|
|
int64_t size, int64_t offset)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->read(fd, buf, size, offset);
|
|
}
|
|
|
|
extern "C" int ceph_write(struct ceph_mount_info *cmount, int fd, const char *buf,
|
|
int64_t size, int64_t offset)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->write(fd, buf, size, offset);
|
|
}
|
|
|
|
extern "C" int ceph_ftruncate(struct ceph_mount_info *cmount, int fd, int64_t size)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->ftruncate(fd, size);
|
|
}
|
|
|
|
extern "C" int ceph_fsync(struct ceph_mount_info *cmount, int fd, int syncdataonly)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fsync(fd, syncdataonly);
|
|
}
|
|
|
|
extern "C" int ceph_fallocate(struct ceph_mount_info *cmount, int fd, int mode,
|
|
int64_t offset, int64_t length)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fallocate(fd, mode, offset, length);
|
|
}
|
|
|
|
extern "C" int ceph_fstat(struct ceph_mount_info *cmount, int fd, struct stat *stbuf)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->fstat(fd, stbuf);
|
|
}
|
|
|
|
extern "C" int ceph_sync_fs(struct ceph_mount_info *cmount)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->sync_fs();
|
|
}
|
|
|
|
|
|
extern "C" int ceph_get_file_stripe_unit(struct ceph_mount_info *cmount, int fh)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_stripe_unit;
|
|
}
|
|
|
|
extern "C" int ceph_get_path_stripe_unit(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_stripe_unit;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_stripe_count(struct ceph_mount_info *cmount, int fh)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_stripe_count;
|
|
}
|
|
|
|
extern "C" int ceph_get_path_stripe_count(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_stripe_count;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_object_size(struct ceph_mount_info *cmount, int fh)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_object_size;
|
|
}
|
|
|
|
extern "C" int ceph_get_path_object_size(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_object_size;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_pool(struct ceph_mount_info *cmount, int fh)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_pg_pool;
|
|
}
|
|
|
|
extern "C" int ceph_get_path_pool(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
return l.fl_pg_pool;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_pool_name(struct ceph_mount_info *cmount, int fh, char *buf, size_t len)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
string name = cmount->get_client()->get_pool_name(l.fl_pg_pool);
|
|
if (len == 0)
|
|
return name.length();
|
|
if (name.length() > len)
|
|
return -ERANGE;
|
|
strncpy(buf, name.c_str(), len);
|
|
return name.length();
|
|
}
|
|
|
|
extern "C" int ceph_get_pool_name(struct ceph_mount_info *cmount, int pool, char *buf, size_t len)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
string name = cmount->get_client()->get_pool_name(pool);
|
|
if (len == 0)
|
|
return name.length();
|
|
if (name.length() > len)
|
|
return -ERANGE;
|
|
strncpy(buf, name.c_str(), len);
|
|
return name.length();
|
|
}
|
|
|
|
extern "C" int ceph_get_path_pool_name(struct ceph_mount_info *cmount, const char *path, char *buf, size_t len)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
string name = cmount->get_client()->get_pool_name(l.fl_pg_pool);
|
|
if (len == 0)
|
|
return name.length();
|
|
if (name.length() > len)
|
|
return -ERANGE;
|
|
strncpy(buf, name.c_str(), len);
|
|
return name.length();
|
|
}
|
|
|
|
extern "C" int ceph_get_file_layout(struct ceph_mount_info *cmount, int fh, int *stripe_unit, int *stripe_count, int *object_size, int *pg_pool)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
if (stripe_unit)
|
|
*stripe_unit = l.fl_stripe_unit;
|
|
if (stripe_count)
|
|
*stripe_count = l.fl_stripe_count;
|
|
if (object_size)
|
|
*object_size = l.fl_object_size;
|
|
if (pg_pool)
|
|
*pg_pool = l.fl_pg_pool;
|
|
return 0;
|
|
}
|
|
|
|
extern "C" int ceph_get_path_layout(struct ceph_mount_info *cmount, const char *path, int *stripe_unit, int *stripe_count, int *object_size, int *pg_pool)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
if (stripe_unit)
|
|
*stripe_unit = l.fl_stripe_unit;
|
|
if (stripe_count)
|
|
*stripe_count = l.fl_stripe_count;
|
|
if (object_size)
|
|
*object_size = l.fl_object_size;
|
|
if (pg_pool)
|
|
*pg_pool = l.fl_pg_pool;
|
|
return 0;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_replication(struct ceph_mount_info *cmount, int fh)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->fdescribe_layout(fh, &l);
|
|
if (r < 0)
|
|
return r;
|
|
int rep = cmount->get_client()->get_pool_replication(l.fl_pg_pool);
|
|
return rep;
|
|
}
|
|
|
|
extern "C" int ceph_get_path_replication(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
struct ceph_file_layout l;
|
|
int r;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
r = cmount->get_client()->describe_layout(path, &l);
|
|
if (r < 0)
|
|
return r;
|
|
int rep = cmount->get_client()->get_pool_replication(l.fl_pg_pool);
|
|
return rep;
|
|
}
|
|
|
|
extern "C" int ceph_set_default_file_stripe_unit(struct ceph_mount_info *cmount,
|
|
int stripe)
|
|
{
|
|
// this option no longer exists
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
extern "C" int ceph_set_default_file_stripe_count(struct ceph_mount_info *cmount,
|
|
int count)
|
|
{
|
|
// this option no longer exists
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
extern "C" int ceph_set_default_object_size(struct ceph_mount_info *cmount, int size)
|
|
{
|
|
// this option no longer exists
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
extern "C" int ceph_set_default_file_replication(struct ceph_mount_info *cmount,
|
|
int replication)
|
|
{
|
|
// this option no longer exists
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
extern "C" int ceph_set_default_preferred_pg(struct ceph_mount_info *cmount, int osd)
|
|
{
|
|
// this option no longer exists
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_extent_osds(struct ceph_mount_info *cmount, int fh,
|
|
int64_t offset, int64_t *length, int *osds, int nosds)
|
|
{
|
|
if (nosds < 0)
|
|
return -EINVAL;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
|
|
vector<int> vosds;
|
|
int ret = cmount->get_client()->get_file_extent_osds(fh, offset, length, vosds);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
if (!nosds)
|
|
return vosds.size();
|
|
|
|
if ((int)vosds.size() > nosds)
|
|
return -ERANGE;
|
|
|
|
for (int i = 0; i < (int)vosds.size(); i++)
|
|
osds[i] = vosds[i];
|
|
|
|
return vosds.size();
|
|
}
|
|
|
|
extern "C" int ceph_get_osd_crush_location(struct ceph_mount_info *cmount,
|
|
int osd, char *path, size_t len)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
|
|
if (!path && len)
|
|
return -EINVAL;
|
|
|
|
vector<pair<string, string> > loc;
|
|
int ret = cmount->get_client()->get_osd_crush_location(osd, loc);
|
|
if (ret)
|
|
return ret;
|
|
|
|
size_t needed = 0;
|
|
size_t cur = 0;
|
|
vector<pair<string, string> >::iterator it;
|
|
for (it = loc.begin(); it != loc.end(); ++it) {
|
|
string& type = it->first;
|
|
string& name = it->second;
|
|
needed += type.size() + name.size() + 2;
|
|
if (needed <= len) {
|
|
strcpy(path + cur, type.c_str());
|
|
cur += type.size() + 1;
|
|
strcpy(path + cur, name.c_str());
|
|
cur += name.size() + 1;
|
|
}
|
|
}
|
|
|
|
if (len == 0)
|
|
return needed;
|
|
|
|
if (needed > len)
|
|
return -ERANGE;
|
|
|
|
return needed;
|
|
}
|
|
|
|
extern "C" int ceph_get_osd_addr(struct ceph_mount_info *cmount, int osd,
|
|
struct sockaddr_storage *addr)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
|
|
if (!addr)
|
|
return -EINVAL;
|
|
|
|
entity_addr_t address;
|
|
int ret = cmount->get_client()->get_osd_addr(osd, address);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
memcpy(addr, &address.ss_addr(), sizeof(*addr));
|
|
|
|
return 0;
|
|
}
|
|
|
|
extern "C" int ceph_get_file_stripe_address(struct ceph_mount_info *cmount, int fh,
|
|
int64_t offset, struct sockaddr_storage *addr, int naddr)
|
|
{
|
|
vector<entity_addr_t> address;
|
|
unsigned i;
|
|
int r;
|
|
|
|
if (naddr < 0)
|
|
return -EINVAL;
|
|
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
|
|
r = cmount->get_client()->get_file_stripe_address(fh, offset, address);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
for (i = 0; i < (unsigned)naddr && i < address.size(); i++)
|
|
memcpy(&addr[i], &address[i].ss_addr(), sizeof(*addr));
|
|
|
|
/* naddr == 0: drop through and return actual size */
|
|
if (naddr && (address.size() > (unsigned)naddr))
|
|
return -ERANGE;
|
|
|
|
return address.size();
|
|
}
|
|
|
|
extern "C" int ceph_localize_reads(struct ceph_mount_info *cmount, int val)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
if (!val)
|
|
cmount->get_client()->clear_filer_flags(CEPH_OSD_FLAG_LOCALIZE_READS);
|
|
else
|
|
cmount->get_client()->set_filer_flags(CEPH_OSD_FLAG_LOCALIZE_READS);
|
|
return 0;
|
|
}
|
|
|
|
extern "C" CephContext *ceph_get_mount_context(struct ceph_mount_info *cmount)
|
|
{
|
|
return cmount->get_ceph_context();
|
|
}
|
|
|
|
extern "C" int ceph_debug_get_fd_caps(struct ceph_mount_info *cmount, int fd)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->get_caps_issued(fd);
|
|
}
|
|
|
|
extern "C" int ceph_debug_get_file_caps(struct ceph_mount_info *cmount, const char *path)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->get_caps_issued(path);
|
|
}
|
|
|
|
extern "C" int ceph_get_stripe_unit_granularity(struct ceph_mount_info *cmount)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return CEPH_MIN_STRIPE_UNIT;
|
|
}
|
|
|
|
extern "C" int ceph_get_pool_id(struct ceph_mount_info *cmount, const char *pool_name)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
|
|
if (!pool_name || !pool_name[0])
|
|
return -EINVAL;
|
|
|
|
/* negative range reserved for errors */
|
|
int64_t pool_id = cmount->get_client()->get_pool_id(pool_name);
|
|
if (pool_id > 0x7fffffff)
|
|
return -ERANGE;
|
|
|
|
/* get_pool_id error codes fit in int */
|
|
return (int)pool_id;
|
|
}
|
|
|
|
extern "C" int ceph_get_pool_replication(struct ceph_mount_info *cmount,
|
|
int pool_id)
|
|
{
|
|
if (!cmount->is_mounted())
|
|
return -ENOTCONN;
|
|
return cmount->get_client()->get_pool_replication(pool_id);
|
|
}
|
|
/* Low-level exports */
|
|
|
|
extern "C" int ceph_ll_lookup_root(struct ceph_mount_info *cmount,
|
|
Inode **parent)
|
|
{
|
|
*parent = cmount->get_client()->get_root();
|
|
if (*parent)
|
|
return 0;
|
|
return EFAULT;
|
|
}
|
|
|
|
extern "C" struct Inode *ceph_ll_get_inode(class ceph_mount_info *cmount,
|
|
vinodeno_t vino)
|
|
{
|
|
return (cmount->get_client())->ll_get_inode(vino);
|
|
}
|
|
|
|
|
|
/**
|
|
* Populates the client cache with the requested inode, and its
|
|
* parent dentry.
|
|
*/
|
|
extern "C" int ceph_ll_lookup_inode(
|
|
struct ceph_mount_info *cmount,
|
|
struct inodeno_t ino,
|
|
Inode **inode)
|
|
{
|
|
int r = (cmount->get_client())->lookup_ino(ino, inode);
|
|
if (r) {
|
|
return r;
|
|
}
|
|
|
|
assert(inode != NULL);
|
|
assert(*inode != NULL);
|
|
|
|
// Request the parent inode, so that we can look up the name
|
|
Inode *parent;
|
|
r = (cmount->get_client())->lookup_parent(*inode, &parent);
|
|
if (r && r != -EINVAL) {
|
|
// Unexpected error
|
|
(cmount->get_client())->ll_forget(*inode, 1);
|
|
return r;
|
|
} else if (r == -EINVAL) {
|
|
// EINVAL indicates node without parents (root), drop out now
|
|
// and don't try to look up the non-existent dentry.
|
|
return 0;
|
|
}
|
|
assert(parent != NULL);
|
|
|
|
// Finally, get the name (dentry) of the requested inode
|
|
r = (cmount->get_client())->lookup_name(*inode, parent);
|
|
if (r) {
|
|
// Unexpected error
|
|
(cmount->get_client())->ll_forget(parent, 1);
|
|
(cmount->get_client())->ll_forget(*inode, 1);
|
|
return r;
|
|
}
|
|
|
|
(cmount->get_client())->ll_forget(parent, 1);
|
|
return 0;
|
|
}
|
|
|
|
extern "C" int ceph_ll_lookup(class ceph_mount_info *cmount,
|
|
struct Inode *parent, const char *name,
|
|
struct stat *attr, Inode **out,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client())->ll_lookup(parent, name, attr, out, uid, gid);
|
|
}
|
|
|
|
extern "C" int ceph_ll_put(class ceph_mount_info *cmount, Inode *in)
|
|
{
|
|
return (cmount->get_client()->ll_put(in));
|
|
}
|
|
|
|
extern "C" int ceph_ll_forget(class ceph_mount_info *cmount, Inode *in,
|
|
int count)
|
|
{
|
|
return (cmount->get_client()->ll_forget(in, count));
|
|
}
|
|
|
|
extern "C" int ceph_ll_walk(class ceph_mount_info *cmount, const char *name,
|
|
struct Inode **i,
|
|
struct stat *attr)
|
|
{
|
|
return(cmount->get_client()->ll_walk(name, i, attr));
|
|
}
|
|
|
|
extern "C" int ceph_ll_getattr(class ceph_mount_info *cmount,
|
|
Inode *in, struct stat *attr,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_getattr(in, attr, uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_setattr(class ceph_mount_info *cmount,
|
|
Inode *in, struct stat *st,
|
|
int mask, int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_setattr(in, st, mask, uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_open(class ceph_mount_info *cmount, Inode *in,
|
|
int flags, Fh **fh, int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_open(in, flags, fh, uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_read(class ceph_mount_info *cmount, Fh* filehandle,
|
|
int64_t off, uint64_t len, char* buf)
|
|
{
|
|
bufferlist bl;
|
|
int r = 0;
|
|
|
|
r = cmount->get_client()->ll_read(filehandle, off, len, &bl);
|
|
if (r >= 0)
|
|
{
|
|
bl.copy(0, bl.length(), buf);
|
|
r = bl.length();
|
|
}
|
|
return r;
|
|
}
|
|
|
|
extern "C" int ceph_ll_read_block(class ceph_mount_info *cmount,
|
|
Inode *in, uint64_t blockid,
|
|
char* buf, uint64_t offset,
|
|
uint64_t length,
|
|
struct ceph_file_layout* layout)
|
|
{
|
|
|
|
return (cmount->get_client()->ll_read_block(in, blockid, buf, offset,
|
|
length, layout));
|
|
}
|
|
|
|
extern "C" int ceph_ll_write_block(class ceph_mount_info *cmount,
|
|
Inode *in, uint64_t blockid,
|
|
char *buf, uint64_t offset,
|
|
uint64_t length,
|
|
struct ceph_file_layout *layout,
|
|
uint64_t snapseq, uint32_t sync)
|
|
{
|
|
return (cmount->get_client()->ll_write_block(in, blockid, buf, offset,
|
|
length, layout, snapseq, sync));
|
|
}
|
|
|
|
extern "C" int ceph_ll_commit_blocks(class ceph_mount_info *cmount,
|
|
Inode *in, uint64_t offset,
|
|
uint64_t range)
|
|
{
|
|
return (cmount->get_client()->ll_commit_blocks(in, offset, range));
|
|
}
|
|
|
|
extern "C" int ceph_ll_fsync(class ceph_mount_info *cmount,
|
|
Fh *fh, int syncdataonly)
|
|
{
|
|
return (cmount->get_client()->ll_fsync(fh, syncdataonly));
|
|
}
|
|
|
|
extern "C" loff_t ceph_ll_lseek(class ceph_mount_info *cmount,
|
|
Fh *fh, loff_t offset, int whence)
|
|
{
|
|
return (cmount->get_client()->ll_lseek(fh, offset, whence));
|
|
}
|
|
|
|
extern "C" int ceph_ll_write(class ceph_mount_info *cmount,
|
|
Fh *fh, int64_t off, uint64_t len,
|
|
const char *data)
|
|
{
|
|
return (cmount->get_client()->ll_write(fh, off, len, data));
|
|
}
|
|
|
|
extern "C" int64_t ceph_ll_readv(class ceph_mount_info *cmount,
|
|
struct Fh *fh, const struct iovec *iov,
|
|
int iovcnt, int64_t off)
|
|
{
|
|
return -1; // TODO: implement
|
|
}
|
|
|
|
extern "C" int64_t ceph_ll_writev(class ceph_mount_info *cmount,
|
|
struct Fh *fh, const struct iovec *iov,
|
|
int iovcnt, int64_t off)
|
|
{
|
|
return -1; // TODO: implement
|
|
}
|
|
|
|
extern "C" int ceph_ll_close(class ceph_mount_info *cmount, Fh* fh)
|
|
{
|
|
return (cmount->get_client()->ll_release(fh));
|
|
}
|
|
|
|
extern "C" int ceph_ll_create(class ceph_mount_info *cmount,
|
|
struct Inode *parent, const char *name,
|
|
mode_t mode, int flags, struct stat *attr,
|
|
struct Inode **out, Fh **fhp, int uid, int gid)
|
|
{
|
|
return (cmount->get_client())->ll_create(parent, name, mode, flags,
|
|
attr, out, fhp, uid, gid);
|
|
}
|
|
|
|
extern "C" int ceph_ll_mkdir(class ceph_mount_info *cmount,
|
|
Inode *parent, const char *name,
|
|
mode_t mode, struct stat *attr, Inode **out,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_mkdir(parent, name, mode, attr, out, uid,
|
|
gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_link(class ceph_mount_info *cmount,
|
|
Inode *in, Inode *newparent,
|
|
const char *name, struct stat *attr, int uid,
|
|
int gid)
|
|
{
|
|
return (cmount->get_client()->ll_link(in, newparent, name, attr, uid,
|
|
gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_truncate(class ceph_mount_info *cmount,
|
|
Inode *in, uint64_t length, int uid,
|
|
int gid)
|
|
{
|
|
struct stat st;
|
|
st.st_size=length;
|
|
|
|
return(cmount->get_client()->ll_setattr(in, &st, CEPH_SETATTR_SIZE, uid,
|
|
gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_opendir(class ceph_mount_info *cmount,
|
|
Inode *in,
|
|
struct ceph_dir_result **dirpp,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_opendir(in, (dir_result_t**) dirpp, uid,
|
|
gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_releasedir(class ceph_mount_info *cmount,
|
|
ceph_dir_result *dir)
|
|
{
|
|
(void) cmount->get_client()->ll_releasedir(reinterpret_cast<dir_result_t*>(dir));
|
|
return (0);
|
|
}
|
|
|
|
extern "C" int ceph_ll_rename(class ceph_mount_info *cmount,
|
|
Inode *parent, const char *name,
|
|
Inode *newparent, const char *newname,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_rename(parent, name, newparent, newname,
|
|
uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_unlink(class ceph_mount_info *cmount,
|
|
Inode *in, const char *name,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_unlink(in, name, uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_statfs(class ceph_mount_info *cmount,
|
|
Inode *in, struct statvfs *stbuf)
|
|
{
|
|
return (cmount->get_client()->ll_statfs(in, stbuf));
|
|
}
|
|
|
|
extern "C" int ceph_ll_readlink(class ceph_mount_info *cmount,
|
|
Inode *in, char *buf, size_t bufsiz, int uid,
|
|
int gid)
|
|
{
|
|
return (cmount->get_client()->ll_readlink(in, buf, bufsiz, uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_symlink(class ceph_mount_info *cmount,
|
|
Inode *in, const char *name,
|
|
const char *value, struct stat *attr,
|
|
Inode **out, int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_symlink(in, name, value, attr, out, uid,
|
|
gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_rmdir(class ceph_mount_info *cmount,
|
|
Inode *in, const char *name,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_rmdir(in, name, uid, gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_getxattr(class ceph_mount_info *cmount,
|
|
Inode *in, const char *name, void *value,
|
|
size_t size, int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_getxattr(in, name, value, size, uid, gid));
|
|
}
|
|
extern "C" int ceph_ll_listxattr(struct ceph_mount_info *cmount,
|
|
Inode *in, char *list,
|
|
size_t buf_size, size_t *list_size, int uid, int gid)
|
|
{
|
|
int res = cmount->get_client()->ll_listxattr(in, list, buf_size, uid, gid);
|
|
if (res >= 0) {
|
|
*list_size = (size_t)res;
|
|
return 0;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
extern "C" int ceph_ll_setxattr(class ceph_mount_info *cmount,
|
|
Inode *in, const char *name,
|
|
const void *value, size_t size,
|
|
int flags, int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_setxattr(in, name, value, size, flags, uid,
|
|
gid));
|
|
}
|
|
|
|
extern "C" int ceph_ll_removexattr(class ceph_mount_info *cmount,
|
|
Inode *in, const char *name,
|
|
int uid, int gid)
|
|
{
|
|
return (cmount->get_client()->ll_removexattr(in, name, uid, gid));
|
|
}
|
|
|
|
extern "C" uint32_t ceph_ll_stripe_unit(class ceph_mount_info *cmount,
|
|
Inode *in)
|
|
{
|
|
return (cmount->get_client()->ll_stripe_unit(in));
|
|
}
|
|
|
|
extern "C" uint32_t ceph_ll_file_layout(class ceph_mount_info *cmount,
|
|
Inode *in,
|
|
struct ceph_file_layout *layout)
|
|
{
|
|
return (cmount->get_client()->ll_file_layout(in, layout));
|
|
}
|
|
|
|
uint64_t ceph_ll_snap_seq(class ceph_mount_info *cmount, Inode *in)
|
|
{
|
|
return (cmount->get_client()->ll_snap_seq(in));
|
|
}
|
|
|
|
extern "C" int ceph_ll_get_stripe_osd(class ceph_mount_info *cmount,
|
|
Inode *in, uint64_t blockno,
|
|
struct ceph_file_layout* layout)
|
|
{
|
|
return (cmount->get_client()->ll_get_stripe_osd(in, blockno, layout));
|
|
}
|
|
|
|
extern "C" int ceph_ll_num_osds(class ceph_mount_info *cmount)
|
|
{
|
|
return (cmount->get_client()->ll_num_osds());
|
|
}
|
|
|
|
extern "C" int ceph_ll_osdaddr(class ceph_mount_info *cmount,
|
|
int osd, uint32_t *addr)
|
|
{
|
|
return (cmount->get_client()->ll_osdaddr(osd, addr));
|
|
}
|
|
|
|
extern "C" uint64_t ceph_ll_get_internal_offset(class ceph_mount_info *cmount,
|
|
Inode *in,
|
|
uint64_t blockno)
|
|
{
|
|
return (cmount->get_client()->ll_get_internal_offset(in, blockno));
|
|
}
|
|
|
|
extern "C" void ceph_buffer_free(char *buf)
|
|
{
|
|
if (buf) {
|
|
free(buf);
|
|
}
|
|
}
|