X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Fcls%2Fjournal%2Fcls_journal_client.cc;fp=src%2Fceph%2Fsrc%2Fcls%2Fjournal%2Fcls_journal_client.cc;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=c4744ebeee8d9d688f988540c580b368c492a6a9;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git

diff --git a/src/ceph/src/cls/journal/cls_journal_client.cc b/src/ceph/src/cls/journal/cls_journal_client.cc
deleted file mode 100644
index c4744eb..0000000
--- a/src/ceph/src/cls/journal/cls_journal_client.cc
+++ /dev/null
@@ -1,496 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include "cls/journal/cls_journal_client.h"
-#include "include/rados/librados.hpp"
-#include "include/buffer.h"
-#include "include/Context.h"
-#include "common/Cond.h"
-#include <errno.h>
-
-namespace cls {
-namespace journal {
-namespace client {
-
-namespace {
-
-struct C_AioExec : public Context {
-  librados::IoCtx &ioctx;
-  std::string oid;
-
-  C_AioExec(librados::IoCtx &_ioctx, const std::string &_oid)
-    : ioctx(_ioctx), oid(_oid) {
-  }
-
-  static void rados_callback(rados_completion_t c, void *arg) {
-    Context *ctx = reinterpret_cast<Context *>(arg);
-    ctx->complete(rados_aio_get_return_value(c));
-  }
-};
-
-struct C_ClientList : public C_AioExec {
-  std::set<cls::journal::Client> *clients;
-  Context *on_finish;
-  bufferlist outbl;
-
-  C_ClientList(librados::IoCtx &_ioctx, const std::string &_oid,
-               std::set<cls::journal::Client> *_clients,
-               Context *_on_finish)
-    : C_AioExec(_ioctx, _oid), clients(_clients), on_finish(_on_finish) {}
-
-  void send(const std::string &start_after) {
-    bufferlist inbl;
-    ::encode(start_after, inbl);
-    ::encode(JOURNAL_MAX_RETURN, inbl);
-
-    librados::ObjectReadOperation op;
-    op.exec("journal", "client_list", inbl);
-
-    outbl.clear();
-    librados::AioCompletion *rados_completion =
-       librados::Rados::aio_create_completion(this, rados_callback, NULL);
-    int r = ioctx.aio_operate(oid, rados_completion, &op, &outbl);
-    assert(r == 0);
-    rados_completion->release();
-  }
-
-  void complete(int r) override {
-    if (r < 0) {
-      finish(r);
-      return;
-    }
-
-    try {
-      bufferlist::iterator iter = outbl.begin();
-      std::set<cls::journal::Client> partial_clients;
-      ::decode(partial_clients, iter);
-
-      std::string start_after;
-      if (!partial_clients.empty()) {
-        start_after = partial_clients.rbegin()->id;
-        clients->insert(partial_clients.begin(), partial_clients.end());
-      }
-
-      if (partial_clients.size() < JOURNAL_MAX_RETURN) {
-        finish(0);
-      } else {
-        send(start_after);
-      }
-    } catch (const buffer::error &err) {
-      finish(-EBADMSG);
-    }
-  }
-
-  void finish(int r) override {
-    on_finish->complete(r);
-    delete this;
-  }
-};
-
-struct C_ImmutableMetadata : public C_AioExec {
-  uint8_t *order;
-  uint8_t *splay_width;
-  int64_t *pool_id;
-  Context *on_finish;
-  bufferlist outbl;
-
-  C_ImmutableMetadata(librados::IoCtx &_ioctx, const std::string &_oid,
-                      uint8_t *_order, uint8_t *_splay_width,
-		      int64_t *_pool_id, Context *_on_finish)
-    : C_AioExec(_ioctx, _oid), order(_order), splay_width(_splay_width),
-      pool_id(_pool_id), on_finish(_on_finish) {
-  }
-
-  void send() {
-    librados::ObjectReadOperation op;
-    bufferlist inbl;
-    op.exec("journal", "get_order", inbl);
-    op.exec("journal", "get_splay_width", inbl);
-    op.exec("journal", "get_pool_id", inbl);
-
-    librados::AioCompletion *rados_completion =
-      librados::Rados::aio_create_completion(this, rados_callback, NULL);
-    int r = ioctx.aio_operate(oid, rados_completion, &op, &outbl);
-    assert(r == 0);
-    rados_completion->release();
-  }
-
-  void finish(int r) override {
-    if (r == 0) {
-      try {
-        bufferlist::iterator iter = outbl.begin();
-        ::decode(*order, iter);
-        ::decode(*splay_width, iter);
-        ::decode(*pool_id, iter);
-      } catch (const buffer::error &err) {
-        r = -EBADMSG;
-      }
-    }
-    on_finish->complete(r);
-  }
-};
-
-struct C_MutableMetadata : public C_AioExec {
-  uint64_t *minimum_set;
-  uint64_t *active_set;
-  C_ClientList *client_list;
-  bufferlist outbl;
-
-  C_MutableMetadata(librados::IoCtx &_ioctx, const std::string &_oid,
-                    uint64_t *_minimum_set, uint64_t *_active_set,
-                    C_ClientList *_client_list)
-    : C_AioExec(_ioctx, _oid), minimum_set(_minimum_set),
-      active_set(_active_set), client_list(_client_list) {}
-
-  void send() {
-    librados::ObjectReadOperation op;
-    bufferlist inbl;
-    op.exec("journal", "get_minimum_set", inbl);
-    op.exec("journal", "get_active_set", inbl);
-
-    librados::AioCompletion *rados_completion =
-      librados::Rados::aio_create_completion(this, rados_callback, NULL);
-    int r = ioctx.aio_operate(oid, rados_completion, &op, &outbl);
-    assert(r == 0);
-    rados_completion->release();
-  }
-
-  void finish(int r) override {
-    if (r == 0) {
-      try {
-        bufferlist::iterator iter = outbl.begin();
-        ::decode(*minimum_set, iter);
-        ::decode(*active_set, iter);
-        client_list->send("");
-      } catch (const buffer::error &err) {
-        r = -EBADMSG;
-      }
-    }
-    if (r < 0) {
-      client_list->complete(r);
-    }
-  }
-};
-
-
-} // anonymous namespace
-
-void create(librados::ObjectWriteOperation *op,
-            uint8_t order, uint8_t splay, int64_t pool_id) {
-  bufferlist bl;
-  ::encode(order, bl);
-  ::encode(splay, bl);
-  ::encode(pool_id, bl);
-
-  op->exec("journal", "create", bl);
-}
-
-int create(librados::IoCtx &ioctx, const std::string &oid, uint8_t order,
-           uint8_t splay, int64_t pool_id) {
-  librados::ObjectWriteOperation op;
-  create(&op, order, splay, pool_id);
-
-  int r = ioctx.operate(oid, &op);
-  if (r < 0) {
-    return r;
-  }
-  return 0;
-}
-
-void get_immutable_metadata(librados::IoCtx &ioctx, const std::string &oid,
-                            uint8_t *order, uint8_t *splay_width,
-                            int64_t *pool_id, Context *on_finish) {
-  C_ImmutableMetadata *metadata = new C_ImmutableMetadata(ioctx, oid, order,
-                                                          splay_width, pool_id,
-                                                          on_finish);
-  metadata->send();
-}
-
-void get_mutable_metadata(librados::IoCtx &ioctx, const std::string &oid,
-                          uint64_t *minimum_set, uint64_t *active_set,
-                          std::set<cls::journal::Client> *clients,
-                          Context *on_finish) {
-  C_ClientList *client_list = new C_ClientList(ioctx, oid, clients, on_finish);
-  C_MutableMetadata *metadata = new C_MutableMetadata(
-    ioctx, oid, minimum_set, active_set, client_list);
-  metadata->send();
-}
-
-void set_minimum_set(librados::ObjectWriteOperation *op, uint64_t object_set) {
-  bufferlist bl;
-  ::encode(object_set, bl);
-  op->exec("journal", "set_minimum_set", bl);
-}
-
-void set_active_set(librados::ObjectWriteOperation *op, uint64_t object_set) {
-  bufferlist bl;
-  ::encode(object_set, bl);
-  op->exec("journal", "set_active_set", bl);
-}
-
-int get_client(librados::IoCtx &ioctx, const std::string &oid,
-               const std::string &id, cls::journal::Client *client) {
-  librados::ObjectReadOperation op;
-  get_client_start(&op, id);
-
-  bufferlist out_bl;
-  int r = ioctx.operate(oid, &op, &out_bl);
-  if (r < 0) {
-    return r;
-  }
-
-  bufferlist::iterator iter = out_bl.begin();
-  r = get_client_finish(&iter, client);
-  if (r < 0) {
-    return r;
-  }
-  return 0;
-}
-
-void get_client_start(librados::ObjectReadOperation *op,
-                      const std::string &id) {
-  bufferlist bl;
-  ::encode(id, bl);
-  op->exec("journal", "get_client", bl);
-}
-
-int get_client_finish(bufferlist::iterator *iter,
-                      cls::journal::Client *client) {
-  try {
-    ::decode(*client, *iter);
-  } catch (const buffer::error &err) {
-    return -EBADMSG;
-  }
-  return 0;
-}
-
-int client_register(librados::IoCtx &ioctx, const std::string &oid,
-                    const std::string &id, const bufferlist &data) {
-  librados::ObjectWriteOperation op;
-  client_register(&op, id, data);
-  return ioctx.operate(oid, &op);
-}
-
-void client_register(librados::ObjectWriteOperation *op,
-                     const std::string &id, const bufferlist &data) {
-  bufferlist bl;
-  ::encode(id, bl);
-  ::encode(data, bl);
-  op->exec("journal", "client_register", bl);
-}
-
-int client_update_data(librados::IoCtx &ioctx, const std::string &oid,
-                       const std::string &id, const bufferlist &data) {
-  librados::ObjectWriteOperation op;
-  client_update_data(&op, id, data);
-  return ioctx.operate(oid, &op);
-}
-
-void client_update_data(librados::ObjectWriteOperation *op,
-                        const std::string &id, const bufferlist &data) {
-  bufferlist bl;
-  ::encode(id, bl);
-  ::encode(data, bl);
-  op->exec("journal", "client_update_data", bl);
-}
-
-int client_update_state(librados::IoCtx &ioctx, const std::string &oid,
-                        const std::string &id, cls::journal::ClientState state) {
-  librados::ObjectWriteOperation op;
-  client_update_state(&op, id, state);
-  return ioctx.operate(oid, &op);
-}
-
-void client_update_state(librados::ObjectWriteOperation *op,
-                         const std::string &id,
-                         cls::journal::ClientState state) {
-  bufferlist bl;
-  ::encode(id, bl);
-  ::encode(static_cast<uint8_t>(state), bl);
-  op->exec("journal", "client_update_state", bl);
-}
-
-int client_unregister(librados::IoCtx &ioctx, const std::string &oid,
-                       const std::string &id) {
-  librados::ObjectWriteOperation op;
-  client_unregister(&op, id);
-  return ioctx.operate(oid, &op);
-}
-
-void client_unregister(librados::ObjectWriteOperation *op,
-		       const std::string &id) {
-
-  bufferlist bl;
-  ::encode(id, bl);
-  op->exec("journal", "client_unregister", bl);
-}
-
-void client_commit(librados::ObjectWriteOperation *op, const std::string &id,
-                   const cls::journal::ObjectSetPosition &commit_position) {
-  bufferlist bl;
-  ::encode(id, bl);
-  ::encode(commit_position, bl);
-  op->exec("journal", "client_commit", bl);
-}
-
-int client_list(librados::IoCtx &ioctx, const std::string &oid,
-                std::set<cls::journal::Client> *clients) {
-  C_SaferCond cond;
-  client_list(ioctx, oid, clients, &cond);
-  return cond.wait();
-}
-
-void client_list(librados::IoCtx &ioctx, const std::string &oid,
-                 std::set<cls::journal::Client> *clients, Context *on_finish) {
-  C_ClientList *client_list = new C_ClientList(ioctx, oid, clients, on_finish);
-  client_list->send("");
-}
-
-int get_next_tag_tid(librados::IoCtx &ioctx, const std::string &oid,
-                     uint64_t *tag_tid) {
-  librados::ObjectReadOperation op;
-  get_next_tag_tid_start(&op);
-
-  bufferlist out_bl;
-  int r = ioctx.operate(oid, &op, &out_bl);
-  if (r < 0) {
-    return r;
-  }
-
-  bufferlist::iterator iter = out_bl.begin();
-  r = get_next_tag_tid_finish(&iter, tag_tid);
-  if (r < 0) {
-    return r;
-  }
-  return 0;
-}
-
-void get_next_tag_tid_start(librados::ObjectReadOperation *op) {
-  bufferlist bl;
-  op->exec("journal", "get_next_tag_tid", bl);
-}
-
-int get_next_tag_tid_finish(bufferlist::iterator *iter,
-                            uint64_t *tag_tid) {
-  try {
-    ::decode(*tag_tid, *iter);
-  } catch (const buffer::error &err) {
-    return -EBADMSG;
-  }
-  return 0;
-}
-
-int get_tag(librados::IoCtx &ioctx, const std::string &oid,
-            uint64_t tag_tid, cls::journal::Tag *tag) {
-  librados::ObjectReadOperation op;
-  get_tag_start(&op, tag_tid);
-
-  bufferlist out_bl;
-  int r = ioctx.operate(oid, &op, &out_bl);
-  if (r < 0) {
-    return r;
-  }
-
-  bufferlist::iterator iter = out_bl.begin();
-  r = get_tag_finish(&iter, tag);
-  if (r < 0) {
-    return r;
-  }
-  return 0;
-}
-
-void get_tag_start(librados::ObjectReadOperation *op,
-                   uint64_t tag_tid) {
-  bufferlist bl;
-  ::encode(tag_tid, bl);
-  op->exec("journal", "get_tag", bl);
-}
-
-int get_tag_finish(bufferlist::iterator *iter, cls::journal::Tag *tag) {
-  try {
-    ::decode(*tag, *iter);
-  } catch (const buffer::error &err) {
-    return -EBADMSG;
-  }
-  return 0;
-}
-
-int tag_create(librados::IoCtx &ioctx, const std::string &oid,
-               uint64_t tag_tid, uint64_t tag_class,
-               const bufferlist &data) {
-  librados::ObjectWriteOperation op;
-  tag_create(&op, tag_tid, tag_class, data);
-  return ioctx.operate(oid, &op);
-}
-
-void tag_create(librados::ObjectWriteOperation *op, uint64_t tag_tid,
-                uint64_t tag_class, const bufferlist &data) {
-  bufferlist bl;
-  ::encode(tag_tid, bl);
-  ::encode(tag_class, bl);
-  ::encode(data, bl);
-  op->exec("journal", "tag_create", bl);
-}
-
-int tag_list(librados::IoCtx &ioctx, const std::string &oid,
-             const std::string &client_id, boost::optional<uint64_t> tag_class,
-             std::set<cls::journal::Tag> *tags) {
-  tags->clear();
-  uint64_t start_after_tag_tid = 0;
-  while (true) {
-    librados::ObjectReadOperation op;
-    tag_list_start(&op, start_after_tag_tid, JOURNAL_MAX_RETURN, client_id,
-                   tag_class);
-
-    bufferlist out_bl;
-    int r = ioctx.operate(oid, &op, &out_bl);
-    if (r < 0) {
-      return r;
-    }
-
-    bufferlist::iterator iter = out_bl.begin();
-    std::set<cls::journal::Tag> decode_tags;
-    r = tag_list_finish(&iter, &decode_tags);
-    if (r < 0) {
-      return r;
-    }
-
-    tags->insert(decode_tags.begin(), decode_tags.end());
-    if (decode_tags.size() < JOURNAL_MAX_RETURN) {
-      break;
-    }
-  }
-  return 0;
-}
-
-void tag_list_start(librados::ObjectReadOperation *op,
-                    uint64_t start_after_tag_tid, uint64_t max_return,
-                    const std::string &client_id,
-                    boost::optional<uint64_t> tag_class) {
-  bufferlist bl;
-  ::encode(start_after_tag_tid, bl);
-  ::encode(max_return, bl);
-  ::encode(client_id, bl);
-  ::encode(tag_class, bl);
-  op->exec("journal", "tag_list", bl);
-}
-
-int tag_list_finish(bufferlist::iterator *iter,
-                    std::set<cls::journal::Tag> *tags) {
-  try {
-    ::decode(*tags, *iter);
-  } catch (const buffer::error &err) {
-    return -EBADMSG;
-  }
-  return 0;
-}
-
-void guard_append(librados::ObjectWriteOperation *op, uint64_t soft_max_size) {
-  bufferlist bl;
-  ::encode(soft_max_size, bl);
-  op->exec("journal", "guard_append", bl);
-}
-
-} // namespace client
-} // namespace journal
-} // namespace cls