60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
#include "etcd/v3/AsyncCompareAndDeleteAction.hpp"
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#include "etcd/v3/action_constants.hpp"
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#include "etcd/v3/Transaction.hpp"
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using etcdserverpb::RangeRequest;
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using etcdserverpb::PutRequest;
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using etcdserverpb::RequestOp;
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using etcdserverpb::ResponseOp;
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using etcdserverpb::TxnRequest;
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etcdv3::AsyncCompareAndDeleteAction::AsyncCompareAndDeleteAction(
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etcdv3::ActionParameters && params, etcdv3::AtomicityType type)
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:etcdv3::Action(std::move(params))
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{
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etcdv3::Transaction transaction(parameters.key);
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if(type == etcdv3::AtomicityType::PREV_VALUE)
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{
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transaction.init_compare(parameters.old_value,
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CompareResult::EQUAL,
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CompareTarget::VALUE);
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}
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else if (type == etcdv3::AtomicityType::PREV_INDEX)
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{
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transaction.init_compare(parameters.old_revision,
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CompareResult::EQUAL,
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CompareTarget::MOD);
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}
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transaction.setup_compare_and_delete_operation(parameters.key);
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transaction.setup_basic_failure_operation(parameters.key);
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response_reader = parameters.kv_stub->AsyncTxn(&context, *transaction.txn_request, &cq_);
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response_reader->Finish(&reply, &status, (void*)this);
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}
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etcdv3::AsyncTxnResponse etcdv3::AsyncCompareAndDeleteAction::ParseResponse()
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{
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AsyncTxnResponse txn_resp;
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txn_resp.set_action(etcdv3::COMPAREDELETE_ACTION);
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if(!status.ok())
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{
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txn_resp.set_error_code(status.error_code());
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txn_resp.set_error_message(status.error_message());
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}
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else
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{
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txn_resp.ParseResponse(parameters.key, parameters.withPrefix, reply);
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if(!reply.succeeded())
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{
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txn_resp.set_error_code(ERROR_COMPARE_FAILED);
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txn_resp.set_error_message("Compare failed");
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}
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}
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return txn_resp;
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}
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