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support for read replicas with postgres

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This commit is contained in:
CJ Cobb
2021-04-28 19:02:44 +00:00
parent 0cfce33724
commit 5ebc515978
6 changed files with 8 additions and 7 deletions
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2
reporting/BackendInterface.h
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@@ -132,7 +132,7 @@ public:
// Open the database. Set up all of the necessary objects and // Open the database. Set up all of the necessary objects and
// datastructures. After this call completes, the database is ready for use. // datastructures. After this call completes, the database is ready for use.
virtual void virtual void
open() = 0; open(bool readOnly) = 0;
// Close the database, releasing any resources // Close the database, releasing any resources
virtual void virtual void

2
reporting/CassandraBackend.cpp
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@@ -273,7 +273,7 @@ CassandraBackend::doOnlineDelete(uint32_t minLedgerToKeep) const
} }
void void
CassandraBackend::open() CassandraBackend::open(bool readOnly)
{ {
std::cout << config_ << std::endl; std::cout << config_ << std::endl;
auto getString = [this](std::string const& field) -> std::string { auto getString = [this](std::string const& field) -> std::string {

2
reporting/CassandraBackend.h
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@@ -665,7 +665,7 @@ public:
// Create the table if it doesn't exist already // Create the table if it doesn't exist already
// @param createIfMissing ignored // @param createIfMissing ignored
void void
open() override; open(bool readOnly) override;
// Close the connection to the database // Close the connection to the database
void void

3
reporting/PostgresBackend.cpp
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@@ -625,8 +625,9 @@ PostgresBackend::fetchAccountTransactions(
} // namespace Backend } // namespace Backend
void void
PostgresBackend::open() PostgresBackend::open(bool readOnly)
{ {
if (!readOnly)
initSchema(pgPool_); initSchema(pgPool_);
} }

2
reporting/PostgresBackend.h
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@@ -101,7 +101,7 @@ public:
std::vector<AccountTransactionsData>&& data) const override; std::vector<AccountTransactionsData>&& data) const override;
void void
open() override; open(bool readOnly) override;
void void
close() override; close() override;

2
reporting/ReportingETL.cpp
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@@ -711,7 +711,6 @@ ReportingETL::ReportingETL(
networkValidatedLedgers_, networkValidatedLedgers_,
ioc) ioc)
{ {
flatMapBackend_->open();
if (config.contains("start_sequence")) if (config.contains("start_sequence"))
startSequence_ = config.at("start_sequence").as_int64(); startSequence_ = config.at("start_sequence").as_int64();
if (config.contains("finish_sequence")) if (config.contains("finish_sequence"))
@@ -724,5 +723,6 @@ ReportingETL::ReportingETL(
extractorThreads_ = config.at("extractor_threads").as_int64(); extractorThreads_ = config.at("extractor_threads").as_int64();
if (config.contains("txn_threshold")) if (config.contains("txn_threshold"))
txnThreshold_ = config.at("txn_threshold").as_int64(); txnThreshold_ = config.at("txn_threshold").as_int64();
flatMapBackend_->open(readOnly_);
} }