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Checking if lmdb2 exists or not, before trying to use the custom lmdb database for searching things.

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moneroexamples 2016-05-28 13:05:51 +08:00
parent 9f7cbc38b9
commit f52905f08c
3 changed files with 188 additions and 170 deletions
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4
src/CMakeLists.txt
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@ -12,7 +12,9 @@ set(SOURCE_FILES
MicroCore.cpp
tools.cpp
CmdLineOptions.cpp
tx_details.cpp page.cpp page.h rpccalls.cpp rpccalls.h)
tx_details.cpp
page.h
rpccalls.cpp rpccalls.h)
# make static library called libmyxrm
# that we are going to link to

5
src/page.cpp
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@ -1,5 +0,0 @@
//
// Created by mwo on 8/04/16.
//
#include "page.h"

43
src/page.h
View file

@ -1447,12 +1447,21 @@ namespace xmreg {
vector<pair<string, vector<string>>> all_possible_tx_hashes;
xmreg::MyLMDB mylmdb {lmdb2_path};
// search the custum lmdb for key_images and append the result
// to those from the mempool search if found
mylmdb.search(search_text,
try
{
unique_ptr<xmreg::MyLMDB> mylmdb;
if (!bf::is_directory(lmdb2_path))
{
throw std::runtime_error(lmdb2_path + " does not exist");
}
mylmdb = make_unique<xmreg::MyLMDB>(lmdb2_path);
mylmdb->search(search_text,
tx_search_results["key_images"],
"key_images");
@ -1466,7 +1475,7 @@ namespace xmreg {
// search the custum lmdb for tx_public_keys and append the result
// to those from the mempool search if found
mylmdb.search(search_text,
mylmdb->search(search_text,
tx_search_results["tx_public_keys"],
"tx_public_keys");
@ -1477,7 +1486,7 @@ namespace xmreg {
// search the custum lmdb for payments_id and append the result
// to those from the mempool search if found
mylmdb.search(search_text,
mylmdb->search(search_text,
tx_search_results["payments_id"],
"payments_id");
@ -1488,7 +1497,7 @@ namespace xmreg {
// search the custum lmdb for encrypted_payments_id and append the result
// to those from the mempool search if found
mylmdb.search(search_text,
mylmdb->search(search_text,
tx_search_results["encrypted_payments_id"],
"encrypted_payments_id");
@ -1499,7 +1508,7 @@ namespace xmreg {
// search the custum lmdb for output_public_keys and append the result
// to those from the mempool search if found
mylmdb.search(search_text,
mylmdb->search(search_text,
tx_search_results["output_public_keys"],
"output_public_keys");
@ -1536,7 +1545,7 @@ namespace xmreg {
vector<string> found_outputs;
mylmdb.search(output_pub_key,
mylmdb->search(output_pub_key,
found_outputs,
"output_public_keys");
@ -1552,7 +1561,7 @@ namespace xmreg {
cerr << "Cant cast global_idx string: "
<< search_text.substr(4) << endl;
}
}
} // if (search_for_global_output_idx)
// seach for output using output amount index and amount
@ -1595,7 +1604,7 @@ namespace xmreg {
vector<string> found_outputs;
mylmdb.search(output_pub_key,
mylmdb->search(output_pub_key,
found_outputs,
"output_public_keys");
@ -1619,6 +1628,18 @@ namespace xmreg {
return(string("Output not found in the blockchain: ")
+ search_text.substr(4));
}
} // if (search_for_amount_output_idx)
}
catch (const lmdb::runtime_error& e)
{
cerr << "Error opening/accessing custom lmdb database: "
<< e.what() << endl;
}
catch (...)
{
std::exception_ptr p = std::current_exception();
cerr << "Error opening/accessing custom lmdb database: "
<< p.__cxa_exception_type()->name() << endl;
}