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src/share/ob_proposal_id.cpp

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+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#include "share/ob_proposal_id.h"
+#include "share/ob_cluster_version.h"
+
+namespace oceanbase {
+namespace common {
+void ObProposalID::reset()
+{
+  ts_ = OB_INVALID_TIMESTAMP;
+  addr_.reset();
+}
+
+bool ObProposalID::is_valid() const
+{
+  return ts_ != OB_INVALID_TIMESTAMP && addr_.is_valid();
+}
+
+int ObProposalID::to_yson(char* buf, const int64_t buf_len, int64_t& pos) const
+{
+  return oceanbase::yson::databuff_encode_elements(buf, buf_len, pos, OB_ID(time_to_usec), ts_, OB_ID(server), addr_);
+}
+
+bool ObProposalID::operator<(const ObProposalID& pid) const
+{
+  return (ts_ == OB_INVALID_TIMESTAMP && pid.ts_ != OB_INVALID_TIMESTAMP) || (ts_ < pid.ts_) ||
+         ((ts_ == pid.ts_) && (addr_ < pid.addr_));
+}
+
+bool ObProposalID::operator>(const ObProposalID& pid) const
+{
+  return (ts_ != OB_INVALID_TIMESTAMP && pid.ts_ == OB_INVALID_TIMESTAMP) || (ts_ > pid.ts_) ||
+         ((ts_ == pid.ts_) && (pid.addr_ < addr_));
+}
+
+bool ObProposalID::operator>=(const ObProposalID& pid) const
+{
+  return !((*this) < pid);
+}
+
+bool ObProposalID::operator<=(const ObProposalID& pid) const
+{
+  return !((*this) > pid);
+}
+
+void ObProposalID::operator=(const ObProposalID& pid)
+{
+  ts_ = pid.ts_;
+  addr_ = pid.addr_;
+}
+
+bool ObProposalID::operator==(const ObProposalID& pid) const
+{
+  return (ts_ == pid.ts_) && (addr_ == pid.addr_);
+}
+
+bool ObProposalID::operator!=(const ObProposalID& pid2) const
+{
+  return !(*this == pid2);
+}
+
+DEFINE_SERIALIZE(ObProposalID)
+{
+  int ret = OB_SUCCESS;
+  int64_t new_pos = pos;
+  int8_t current_version = addr_.using_ipv4() ? PROPOSAL_ID_VERSION : PROPOSAL_ID_VERSION6;
+
+  if ((NULL == buf) || (buf_len <= 0)) {
+    ret = OB_INVALID_ARGUMENT;
+  } else if ((OB_FAIL(serialization::encode_i8(buf, buf_len, new_pos, current_version)))) {
+    CLOG_LOG(WARN, "serialize version error", K(ret), K(buf), K(buf_len), K(pos), K(new_pos));
+  }
+
+  if (OB_SUCC(ret)) {
+    if (PROPOSAL_ID_VERSION6 == current_version &&
+        GET_MIN_CLUSTER_VERSION() > CLUSTER_CURRENT_VERSION) {  // FIXME: Does not take effect first
+      if ((OB_FAIL(addr_.serialize(buf, buf_len, new_pos)))) {
+        CLOG_LOG(WARN, "serialize addr error", K(ret), K(buf), K(buf_len), K(pos), K(new_pos));
+      }
+    } else {
+      if ((OB_FAIL(serialization::encode_i64(buf, buf_len, new_pos, addr_.get_ipv4_server_id())))) {
+        CLOG_LOG(WARN, "serialize addr error", K(ret), K(buf), K(buf_len), K(pos), K(new_pos));
+      }
+    }
+  }
+
+  if (OB_FAIL(ret)) {
+  } else if ((OB_FAIL(serialization::encode_i64(buf, buf_len, new_pos, ts_)))) {
+    CLOG_LOG(WARN, "serialize timestamp error", K(ret), K(buf), K(buf_len), K(pos), K(new_pos));
+  } else {
+    pos = new_pos;
+  }
+  return ret;
+}
+
+DEFINE_DESERIALIZE(ObProposalID)
+{
+  int ret = OB_SUCCESS;
+  int64_t new_pos = pos;
+  int64_t server_id = 0;
+  int8_t current_version = 0;
+
+  if (OB_ISNULL(buf) || (data_len <= 0)) {
+    ret = OB_INVALID_ARGUMENT;
+  } else if ((OB_FAIL(serialization::decode_i8(buf, data_len, new_pos, &current_version)))) {
+    // CLOG_LOG(WARN, "deserialize VERSION error", K(ret), K(buf), K(data_len), K(pos), K(new_pos));
+  }
+
+  if (OB_SUCC(ret)) {
+    if (PROPOSAL_ID_VERSION6 == current_version &&
+        GET_MIN_CLUSTER_VERSION() > CLUSTER_CURRENT_VERSION) {  // FIXME: Does not take effect first
+      ret = addr_.deserialize(buf, data_len, new_pos);
+    } else {
+      ret = serialization::decode_i64(buf, data_len, new_pos, &server_id);
+      if (OB_SUCC(ret)) {
+        addr_.set_ipv4_server_id(server_id);
+      }
+    }
+  }
+
+  if (OB_FAIL(ret)) {
+  } else if ((OB_FAIL(serialization::decode_i64(buf, data_len, new_pos, &ts_)))) {
+    // CLOG_LOG(WARN, "deserialize timestamp error", K(ret), K(buf), K(data_len), K(pos), K(new_pos));
+  } else {
+    pos = new_pos;
+  }
+  return ret;
+}
+
+DEFINE_GET_SERIALIZE_SIZE(ObProposalID)
+{
+  int64_t size = 0;
+  int8_t current_version = addr_.using_ipv4() ? PROPOSAL_ID_VERSION : PROPOSAL_ID_VERSION6;
+  size += serialization::encoded_length_i8(current_version);
+  size += serialization::encoded_length_i64(ts_);
+  if (PROPOSAL_ID_VERSION6 == current_version &&
+      GET_MIN_CLUSTER_VERSION() > CLUSTER_CURRENT_VERSION) {  // FIXME: Does not take effect first
+    size += addr_.get_serialize_size();
+  } else {
+    size += serialization::encoded_length_i64(addr_.get_ipv4_server_id());
+  }
+  return size;
+}
+
+}  // end namespace common
+}  // end namespace oceanbase