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Moved from MySQL to new set of D-BUS methods to retreive station call / ID

This commit is contained in:
Artem Prilutskiy 2017-06-13 11:36:22 +03:00
parent f9bcb35800
commit b99aeaa581
17 changed files with 294 additions and 424 deletions

View file

@ -4,8 +4,7 @@
#include <stdio.h>
#include <pcre.h>
#include "PatchCordProxy.h"
#include "UserDataStore.h"
#include "PatchCord.h"
#define VECTORS_COUNT 16
#define DEFAULT_USER_NUMBER 1
@ -17,7 +16,7 @@ int main(int argc, const char* argv[])
{
printf("\n");
printf("CallCapture for BrandMeister DMR Master Server\n");
printf("Copyright 2015 Artem Prilutskiy (R3ABM, cyanide.burnout@gmail.com)\n");
printf("Copyright 2015-2017 Artem Prilutskiy (R3ABM, cyanide.burnout@gmail.com)\n");
printf("\n");
// Start up
@ -25,7 +24,6 @@ int main(int argc, const char* argv[])
struct option options[] =
{
{ "expression", required_argument, NULL, 'e' },
{ "connection", required_argument, NULL, 'c' },
{ "identity", required_argument, NULL, 'i' },
{ "network", required_argument, NULL, 'n' },
{ "unknown", required_argument, NULL, 'u' },
@ -34,7 +32,6 @@ int main(int argc, const char* argv[])
};
pcre* expression = NULL;
const char* file = NULL;
uint32_t network = 0;
uint32_t unknown = DEFAULT_USER_NUMBER;
uint32_t link = DEFAULT_LINK_NUMBER;
@ -43,17 +40,13 @@ int main(int argc, const char* argv[])
const char* error = NULL;
int selection = 0;
while ((selection = getopt_long(argc, const_cast<char* const*>(argv), "e:c:u:n:l:", options, NULL)) != EOF)
while ((selection = getopt_long(argc, const_cast<char* const*>(argv), "e:u:n:l:", options, NULL)) != EOF)
switch (selection)
{
case 'e':
expression = pcre_compile(optarg, 0, &error, &position, NULL);
break;
case 'c':
file = optarg;
break;
case 'i':
openlog(optarg, 0, LOG_USER);
break;
@ -79,13 +72,11 @@ int main(int argc, const char* argv[])
}
if ((expression == NULL) ||
(network == 0) ||
(file == NULL))
(network == 0))
{
printf(
"Usage: %s\n"
" --expression <regular expression>\n"
" --connection <path to configuration file>\n"
" [--unknown <ID for unknown call-signs>]\n"
" --network <network number>\n"
" --link <link number>\n"
@ -100,8 +91,7 @@ int main(int argc, const char* argv[])
// Main
UserDataStore store(file);
PatchCordProxy proxy(network, link);
PatchCord proxy(network, link);
char* line = NULL;
size_t length = 0;
@ -122,7 +112,7 @@ int main(int argc, const char* argv[])
pcre_get_named_substring(expression, line, vectors, count, "call", &call);
pcre_get_named_substring(expression, line, vectors, count, "alias", &alias);
uint32_t number = store.getPrivateIDForCall(call);
uint32_t number = proxy.getPrivateIDForCall(call); // This method moved from MySQL connector to proxt
if (number == 0)
number = unknown;

View file

@ -1,10 +1,8 @@
OBJECTS = \
PatchCordProxy.o \
UserDataStore.o \
PatchCord.o \
CallCapture.o
LIBRARIES = \
mysqlclient \
pcre
DEPENDENCIES = \

View file

@ -1,6 +1,6 @@
// Copyright 2015-2016 by Artem Prilutskiy
#include "PatchCordProxy.h"
#include "PatchCord.h"
#include <stdlib.h>
#include <string.h>
@ -19,7 +19,7 @@
#define VALUE_CORD_INCOMING_SOURCE_ID 4
#define VALUE_CORD_TALKER_ALIAS 7
PatchCordProxy::PatchCordProxy(uint32_t network, uint32_t link)
PatchCord::PatchCord(uint32_t network, uint32_t link)
{
banner = NULL;
number = link;
@ -27,26 +27,26 @@ PatchCordProxy::PatchCordProxy(uint32_t network, uint32_t link)
connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
}
PatchCordProxy::~PatchCordProxy()
PatchCord::~PatchCord()
{
dbus_connection_unref(connection);
free(banner);
free(name);
}
void PatchCordProxy::setTalkerID(uint32_t value)
void PatchCord::setTalkerID(uint32_t value)
{
getContextBanner();
setSpecificValue(VALUE_CORD_OUTGOING_SOURCE_ID, value);
}
uint32_t PatchCordProxy::getTalkerID()
uint32_t PatchCord::getTalkerID()
{
getContextBanner();
return getSpecificValue(VALUE_CORD_INCOMING_SOURCE_ID);
}
void PatchCordProxy::setTalkerAlias(const char* value)
void PatchCord::setTalkerAlias(const char* value)
{
char* buffer;
asprintf(&buffer, "set alias %s", value);
@ -57,7 +57,7 @@ void PatchCordProxy::setTalkerAlias(const char* value)
free(buffer);
}
void PatchCordProxy::getContextBanner()
void PatchCord::getContextBanner()
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getContextList");
@ -92,7 +92,7 @@ void PatchCordProxy::getContextBanner()
dbus_message_unref(message);
}
void PatchCordProxy::invokeCommand(const char* command)
void PatchCord::invokeCommand(const char* command)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "invokeCommand");
@ -117,7 +117,7 @@ void PatchCordProxy::invokeCommand(const char* command)
banner = NULL;
}
void PatchCordProxy::setSpecificValue(uint32_t key, uint32_t value)
void PatchCord::setSpecificValue(uint32_t key, uint32_t value)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "setSpecificValue");
@ -143,7 +143,7 @@ void PatchCordProxy::setSpecificValue(uint32_t key, uint32_t value)
banner = NULL;
}
uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
uint32_t PatchCord::getSpecificValue(uint32_t key)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getContextData");
@ -160,7 +160,9 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
dbus_connection_flush(connection);
dbus_message_unref(message);
dbus_pending_call_block(pending);
message = dbus_pending_call_steal_reply(pending);
const char* name;
const char* address;
dbus_uint32_t type;
@ -168,6 +170,7 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
dbus_uint32_t number;
dbus_uint32_t* values;
int count;
if (dbus_message_get_args(message, NULL,
DBUS_TYPE_STRING, &banner,
DBUS_TYPE_STRING, &name,
@ -178,6 +181,7 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &values, &count,
DBUS_TYPE_INVALID))
value = values[key];
dbus_pending_call_unref(pending);
}
@ -188,3 +192,113 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
return value;
}
uint32_t PatchCord::getPrivateIDForCall(const char* call)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getStationData");
dbus_message_append_args(message,
DBUS_TYPE_STRING, &call,
DBUS_TYPE_INVALID);
uint32_t value = 0;
DBusPendingCall* pending;
if (dbus_connection_send_with_reply(connection, message, &pending, -1))
{
dbus_connection_flush(connection);
dbus_message_unref(message);
dbus_pending_call_block(pending);
message = dbus_pending_call_steal_reply(pending);
uint32_t number;
uint32_t algorithm;
uint32_t key;
uint32_t interval;
uint32_t capabilities;
const char* language;
uint32_t station;
const char* call;
const char* text;
const char* symbol;
if (dbus_message_get_args(message, NULL,
DBUS_TYPE_UINT32, &number,
DBUS_TYPE_UINT32, &algorithm,
DBUS_TYPE_UINT32, &key,
DBUS_TYPE_UINT32, &interval,
DBUS_TYPE_UINT32, &capabilities,
DBUS_TYPE_STRING, &language,
DBUS_TYPE_UINT32, &station,
DBUS_TYPE_STRING, &call,
DBUS_TYPE_STRING, &text,
DBUS_TYPE_STRING, &symbol,
DBUS_TYPE_INVALID))
value = number;
dbus_pending_call_unref(pending);
}
dbus_message_unref(message);
return value;
}
bool PatchCord::getCredentialsForID(uint32_t number, char* call, char* text)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getStationData");
dbus_message_append_args(message,
DBUS_TYPE_UINT32, &number,
DBUS_TYPE_INVALID);
bool result = false;
DBusPendingCall* pending;
if (dbus_connection_send_with_reply(connection, message, &pending, -1))
{
dbus_connection_flush(connection);
dbus_message_unref(message);
dbus_pending_call_block(pending);
message = dbus_pending_call_steal_reply(pending);
uint32_t number;
uint32_t algorithm;
uint32_t key;
uint32_t interval;
uint32_t capabilities;
const char* language;
uint32_t station;
const char* value1;
const char* value2;
const char* symbol;
if (dbus_message_get_args(message, NULL,
DBUS_TYPE_UINT32, &number,
DBUS_TYPE_UINT32, &algorithm,
DBUS_TYPE_UINT32, &key,
DBUS_TYPE_UINT32, &interval,
DBUS_TYPE_UINT32, &capabilities,
DBUS_TYPE_STRING, &language,
DBUS_TYPE_UINT32, &station,
DBUS_TYPE_STRING, &value1,
DBUS_TYPE_STRING, &value2,
DBUS_TYPE_STRING, &symbol,
DBUS_TYPE_INVALID))
{
strcpy(call, value1);
strcpy(text, value2);
result = true;
}
dbus_pending_call_unref(pending);
}
dbus_message_unref(message);
return result;
}

View file

@ -6,17 +6,24 @@
#include <stdint.h>
#include <dbus/dbus.h>
class PatchCordProxy
class PatchCord
{
public:
PatchCordProxy(uint32_t network, uint32_t link);
~PatchCordProxy();
PatchCord(uint32_t network, uint32_t link);
~PatchCord();
// Primary methods to manage PatchCord instance
void setTalkerID(uint32_t value);
void setTalkerAlias(const char* value);
uint32_t getTalkerID();
// Supplimentary methods to access cached data from database
uint32_t getPrivateIDForCall(const char* call);
bool getCredentialsForID(uint32_t number, char* call, char* text);
private:
DBusConnection* connection;

View file

@ -1,137 +0,0 @@
// Copyright 2015 by Artem Prilutskiy
#include "UserDataStore.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <syslog.h>
#define GET_ID_FOR_CALL 0
#define GET_CREDENTIALS_FOR_ID 1
UserDataStore::UserDataStore(const char* file) :
connection(NULL)
{
const char* queries[] =
{
// GET_ID_FOR_CALL
"SELECT `ID`"
" FROM Users"
" WHERE `Call` = ?"
" ORDER BY `Priority`"
" LIMIT 1",
// GET_CREDENTIALS_FOR_ID
"SELECT `Call`, `Text`"
" FROM Users"
" WHERE `ID` = ?",
};
connection = mysql_init(NULL);
mysql_options(connection, MYSQL_READ_DEFAULT_FILE, realpath(file, NULL));
mysql_real_connect(connection, NULL, NULL, NULL, NULL, 0, NULL, CLIENT_REMEMBER_OPTIONS);
my_bool active = true;
mysql_options(connection, MYSQL_OPT_RECONNECT, &active);
for (size_t index = 0; index < PREPARED_STATEMENT_COUNT; index ++)
{
const char* query = queries[index];
statements[index] = mysql_stmt_init(connection);
mysql_stmt_prepare(statements[index], query, strlen(query));
}
const char* error = mysql_error(connection);
if ((error != NULL) && (*error != '\0'))
syslog(LOG_CRIT, "MySQL error: %s\n", error);
}
UserDataStore::~UserDataStore()
{
for (size_t index = 0; index < PREPARED_STATEMENT_COUNT; index ++)
mysql_stmt_close(statements[index]);
mysql_close(connection);
}
// Public methods
uint32_t UserDataStore::getPrivateIDForCall(const char* call)
{
uint32_t number;
size_t length = strlen(call);
return
execute(GET_ID_FOR_CALL, 1, 1,
MYSQL_TYPE_STRING, call, length,
MYSQL_TYPE_LONG, &number) *
number;
}
bool UserDataStore::getCredentialsForID(uint32_t number, char* call, char* text)
{
return
execute(GET_CREDENTIALS_FOR_ID, 1, 2,
MYSQL_TYPE_LONG, &number,
MYSQL_TYPE_STRING, call, LONG_CALLSIGN_LENGTH + 1,
MYSQL_TYPE_STRING, text, SLOW_DATA_TEXT_LENGTH + 1);
}
// Internals
MYSQL_BIND* UserDataStore::bind(int count, va_list* arguments)
{
MYSQL_BIND* bindings = NULL;
if (count > 0)
{
bindings = (MYSQL_BIND*)calloc(count, sizeof(MYSQL_BIND));
for (int index = 0; index < count; index ++)
{
int type = va_arg(*arguments, int);
bindings[index].buffer_type = (enum_field_types)type;
bindings[index].buffer = va_arg(*arguments, void*);
if ((type == MYSQL_TYPE_STRING) ||
(type == MYSQL_TYPE_DATETIME))
{
bindings[index].buffer_length = va_arg(*arguments, int);
bindings[index].length = &bindings[index].buffer_length;
}
}
}
return bindings;
}
bool UserDataStore::execute(int index, int count1, int count2, ...)
{
bool result = true;
MYSQL_STMT* statement = statements[index];
va_list arguments;
va_start(arguments, count2);
MYSQL_BIND* parameters = bind(count1, &arguments);
MYSQL_BIND* columns = bind(count2, &arguments);
va_end(arguments);
if ((parameters && mysql_stmt_bind_param(statement, parameters)) ||
(columns && mysql_stmt_bind_result(statement, columns)) ||
mysql_stmt_execute(statement) ||
(columns && mysql_stmt_store_result(statement)))
{
const char* error = mysql_stmt_error(statement);
syslog(LOG_CRIT, "MySQL error while processing statement %d: %s\n", index, error);
result = false;
}
if (result && columns)
{
result = !mysql_stmt_fetch(statement);
mysql_stmt_free_result(statement);
}
free(columns);
free(parameters);
return result;
}

View file

@ -1,35 +0,0 @@
// Copyright 2015 by Artem Prilutskiy
#ifndef USERDATASTORE_H
#define USERDATASTORE_H
#include <stdint.h>
#include <stdarg.h>
#include <mysql/mysql.h>
#define PREPARED_STATEMENT_COUNT 2
#define LONG_CALLSIGN_LENGTH 8
#define SLOW_DATA_TEXT_LENGTH 20
class UserDataStore
{
public:
UserDataStore(const char* file);
~UserDataStore();
uint32_t getPrivateIDForCall(const char* call);
bool getCredentialsForID(uint32_t number, char* call, char* text);
protected:
MYSQL* connection;
MYSQL_STMT* statements[PREPARED_STATEMENT_COUNT];
MYSQL_BIND* bind(int count, va_list* arguments);
bool execute(int index, int count1, int count2, ...);
};
#endif

View file

@ -9,8 +9,8 @@ TIMEOUT=0
#REJECT_OUTGOING=^()$
#ACCEPT_OUTGOING=^(.*)$
SERVERS=servers.echolink.org
CALLSIGN=MY0CALL-L
PASSWORD=password
CALLSIGN=R3ABM-L
PASSWORD=rqY69MWd
SYSOPNAME=*DSTAR.SU DMR Bridge*
LOCATION=Moscow, Russia
MAX_QSOS=10
@ -19,5 +19,6 @@ LINK_IDLE_TIMEOUT=0
DESCRIPTION="You have connected to a DSTAR.SU DMR Bridge\n"
AUTOCON_ECHOLINK_ID=196189
AUTOCON_TIME=30
BRIDGE_DEFAULT=9504
BRIDGE_PROXY=2501:10
BRIDGE_STORE=/opt/BrandMeister/Registry.cnf

View file

@ -16,7 +16,6 @@
BrandMeisterBridge::BrandMeisterBridge()
{
proxy = NULL;
store = NULL;
talker = NULL;
unknown = ECHOLINK_DEFAULT_USER_NUMBER;
}
@ -24,7 +23,6 @@ BrandMeisterBridge::BrandMeisterBridge()
BrandMeisterBridge::~BrandMeisterBridge()
{
DELETE(proxy);
DELETE(store);
free(talker);
}
@ -44,15 +42,9 @@ void BrandMeisterBridge::setProxyConfiguration(const char* configuration)
proxy = new PatchCordProxy(network, link);
}
void BrandMeisterBridge::setStoreConfiguration(const char* configuration)
{
store = new UserDataStore(configuration);
}
const char* BrandMeisterBridge::getTalker()
{
if ((proxy == NULL) ||
(store == NULL))
if (proxy == NULL)
{
syslog(LOG_ERR, "BrandMeister bridge is not configured");
return ECHOLINK_DEFAULT_USER_CALL;
@ -64,7 +56,7 @@ const char* BrandMeisterBridge::getTalker()
char call[LONG_CALLSIGN_LENGTH];
char text[SLOW_DATA_TEXT_LENGTH];
if ((number != 0) &&
(store->getCredentialsForID(number, call, text)))
(proxy->getCredentialsForID(number, call, text)))
{
asprintf(&talker, "%s %s", call, text);
return talker;
@ -76,8 +68,7 @@ const char* BrandMeisterBridge::getTalker()
void BrandMeisterBridge::setTalker(const char* call, const char* name)
{
if ((proxy == NULL) ||
(store == NULL))
if (proxy == NULL)
{
syslog(LOG_ERR, "BrandMeister bridge is not configured");
return;
@ -109,7 +100,7 @@ void BrandMeisterBridge::setTalker(const char* call, const char* name)
name = buffer;
}
uint32_t number = store->getPrivateIDForCall(call);
uint32_t number = proxy->getPrivateIDForCall(call);
if (number == 0)
number = unknown;
@ -125,8 +116,7 @@ void BrandMeisterBridge::handleChatMessage(const char* text)
// UB3AMO Moscow T I N A O
// ->UA0LQE-L USSURIISK
if ((proxy == NULL) ||
(store == NULL))
if (proxy == NULL)
{
syslog(LOG_ERR, "BrandMeister bridge is not configured");
return;
@ -144,7 +134,7 @@ void BrandMeisterBridge::handleChatMessage(const char* text)
{
syslog(LOG_INFO, "Set talker ID to %d (call-sign was not fit into chat message)", unknown);
proxy->setTalkerID(unknown);
proxy->setTalkerAlias("<unknown>");
proxy->setTalkerAlias("");
}
}
}

View file

@ -3,8 +3,7 @@
#ifndef BRANDMEISTERBRIDGE_H
#define BRANDMEISTERBRIDGE_H
#include "PatchCordProxy.h"
#include "UserDataStore.h"
#include "PatchCord.h"
class BrandMeisterBridge
{
@ -15,7 +14,6 @@ class BrandMeisterBridge
void setDefaultConfiguration(const char* configuration);
void setProxyConfiguration(const char* configuration);
void setStoreConfiguration(const char* configuration);
const char* getTalker();
void setTalker(const char* call, const char* name);
@ -23,8 +21,7 @@ class BrandMeisterBridge
private:
PatchCordProxy* proxy;
UserDataStore* store;
PatchCord* proxy;
char* talker;
int unknown;

View file

@ -7,8 +7,8 @@ set(MODSRC QsoImpl.cpp)
# ***
pkg_check_modules(DBUS dbus-1)
include_directories(${DBUS_INCLUDE_DIRS})
set(LIBS ${LIBS} ${DBUS_LIBRARIES} mysqlclient)
set(MODSRC ${MODSRC} PatchCordProxy.cpp UserDataStore.cpp BrandMeisterBridge.cpp)
set(LIBS ${LIBS} ${DBUS_LIBRARIES})
set(MODSRC ${MODSRC} PatchCord.cpp BrandMeisterBridge.cpp)
# ***
# Project libraries to link to

View file

@ -420,10 +420,6 @@ bool ModuleEchoLink::initialize(void)
{
bridge.setProxyConfiguration(value.c_str());
}
if (cfg().getValue(cfgName(), "BRIDGE_STORE", value))
{
bridge.setStoreConfiguration(value.c_str());
}
// Initialize directory server communication
dir = new Directory(servers, mycall, password, location, bind_addr);

View file

@ -1,6 +1,6 @@
// Copyright 2015-2016 by Artem Prilutskiy
#include "PatchCordProxy.h"
#include "PatchCord.h"
#include <stdlib.h>
#include <string.h>
@ -19,7 +19,7 @@
#define VALUE_CORD_INCOMING_SOURCE_ID 4
#define VALUE_CORD_TALKER_ALIAS 7
PatchCordProxy::PatchCordProxy(uint32_t network, uint32_t link)
PatchCord::PatchCord(uint32_t network, uint32_t link)
{
banner = NULL;
number = link;
@ -27,26 +27,26 @@ PatchCordProxy::PatchCordProxy(uint32_t network, uint32_t link)
connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
}
PatchCordProxy::~PatchCordProxy()
PatchCord::~PatchCord()
{
dbus_connection_unref(connection);
free(banner);
free(name);
}
void PatchCordProxy::setTalkerID(uint32_t value)
void PatchCord::setTalkerID(uint32_t value)
{
getContextBanner();
setSpecificValue(VALUE_CORD_OUTGOING_SOURCE_ID, value);
}
uint32_t PatchCordProxy::getTalkerID()
uint32_t PatchCord::getTalkerID()
{
getContextBanner();
return getSpecificValue(VALUE_CORD_INCOMING_SOURCE_ID);
}
void PatchCordProxy::setTalkerAlias(const char* value)
void PatchCord::setTalkerAlias(const char* value)
{
char* buffer;
asprintf(&buffer, "set alias %s", value);
@ -57,7 +57,7 @@ void PatchCordProxy::setTalkerAlias(const char* value)
free(buffer);
}
void PatchCordProxy::getContextBanner()
void PatchCord::getContextBanner()
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getContextList");
@ -92,7 +92,7 @@ void PatchCordProxy::getContextBanner()
dbus_message_unref(message);
}
void PatchCordProxy::invokeCommand(const char* command)
void PatchCord::invokeCommand(const char* command)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "invokeCommand");
@ -117,7 +117,7 @@ void PatchCordProxy::invokeCommand(const char* command)
banner = NULL;
}
void PatchCordProxy::setSpecificValue(uint32_t key, uint32_t value)
void PatchCord::setSpecificValue(uint32_t key, uint32_t value)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "setSpecificValue");
@ -143,7 +143,7 @@ void PatchCordProxy::setSpecificValue(uint32_t key, uint32_t value)
banner = NULL;
}
uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
uint32_t PatchCord::getSpecificValue(uint32_t key)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getContextData");
@ -160,7 +160,9 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
dbus_connection_flush(connection);
dbus_message_unref(message);
dbus_pending_call_block(pending);
message = dbus_pending_call_steal_reply(pending);
const char* name;
const char* address;
dbus_uint32_t type;
@ -168,6 +170,7 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
dbus_uint32_t number;
dbus_uint32_t* values;
int count;
if (dbus_message_get_args(message, NULL,
DBUS_TYPE_STRING, &banner,
DBUS_TYPE_STRING, &name,
@ -178,6 +181,7 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &values, &count,
DBUS_TYPE_INVALID))
value = values[key];
dbus_pending_call_unref(pending);
}
@ -188,3 +192,113 @@ uint32_t PatchCordProxy::getSpecificValue(uint32_t key)
return value;
}
uint32_t PatchCord::getPrivateIDForCall(const char* call)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getStationData");
dbus_message_append_args(message,
DBUS_TYPE_STRING, &call,
DBUS_TYPE_INVALID);
uint32_t value = 0;
DBusPendingCall* pending;
if (dbus_connection_send_with_reply(connection, message, &pending, -1))
{
dbus_connection_flush(connection);
dbus_message_unref(message);
dbus_pending_call_block(pending);
message = dbus_pending_call_steal_reply(pending);
uint32_t number;
uint32_t algorithm;
uint32_t key;
uint32_t interval;
uint32_t capabilities;
const char* language;
uint32_t station;
const char* call;
const char* text;
const char* symbol;
if (dbus_message_get_args(message, NULL,
DBUS_TYPE_UINT32, &number,
DBUS_TYPE_UINT32, &algorithm,
DBUS_TYPE_UINT32, &key,
DBUS_TYPE_UINT32, &interval,
DBUS_TYPE_UINT32, &capabilities,
DBUS_TYPE_STRING, &language,
DBUS_TYPE_UINT32, &station,
DBUS_TYPE_STRING, &call,
DBUS_TYPE_STRING, &text,
DBUS_TYPE_STRING, &symbol,
DBUS_TYPE_INVALID))
value = number;
dbus_pending_call_unref(pending);
}
dbus_message_unref(message);
return value;
}
bool PatchCord::getCredentialsForID(uint32_t number, char* call, char* text)
{
DBusMessage* message = dbus_message_new_method_call(
name, OBJECT_PATH, INTERFACE_NAME, "getStationData");
dbus_message_append_args(message,
DBUS_TYPE_UINT32, &number,
DBUS_TYPE_INVALID);
bool result = false;
DBusPendingCall* pending;
if (dbus_connection_send_with_reply(connection, message, &pending, -1))
{
dbus_connection_flush(connection);
dbus_message_unref(message);
dbus_pending_call_block(pending);
message = dbus_pending_call_steal_reply(pending);
uint32_t number;
uint32_t algorithm;
uint32_t key;
uint32_t interval;
uint32_t capabilities;
const char* language;
uint32_t station;
const char* value1;
const char* value2;
const char* symbol;
if (dbus_message_get_args(message, NULL,
DBUS_TYPE_UINT32, &number,
DBUS_TYPE_UINT32, &algorithm,
DBUS_TYPE_UINT32, &key,
DBUS_TYPE_UINT32, &interval,
DBUS_TYPE_UINT32, &capabilities,
DBUS_TYPE_STRING, &language,
DBUS_TYPE_UINT32, &station,
DBUS_TYPE_STRING, &value1,
DBUS_TYPE_STRING, &value2,
DBUS_TYPE_STRING, &symbol,
DBUS_TYPE_INVALID))
{
strcpy(call, value1);
strcpy(text, value2);
result = true;
}
dbus_pending_call_unref(pending);
}
dbus_message_unref(message);
return result;
}

View file

@ -6,17 +6,24 @@
#include <stdint.h>
#include <dbus/dbus.h>
class PatchCordProxy
class PatchCord
{
public:
PatchCordProxy(uint32_t network, uint32_t link);
~PatchCordProxy();
PatchCord(uint32_t network, uint32_t link);
~PatchCord();
// Primary methods to manage PatchCord instance
void setTalkerID(uint32_t value);
void setTalkerAlias(const char* value);
uint32_t getTalkerID();
// Supplimentary methods to access cached data from database
uint32_t getPrivateIDForCall(const char* call);
bool getCredentialsForID(uint32_t number, char* call, char* text);
private:
DBusConnection* connection;

View file

@ -1,137 +0,0 @@
// Copyright 2015 by Artem Prilutskiy
#include "UserDataStore.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <syslog.h>
#define GET_ID_FOR_CALL 0
#define GET_CREDENTIALS_FOR_ID 1
UserDataStore::UserDataStore(const char* file) :
connection(NULL)
{
const char* queries[] =
{
// GET_ID_FOR_CALL
"SELECT `ID`"
" FROM Users"
" WHERE `Call` = ?"
" ORDER BY `Priority`"
" LIMIT 1",
// GET_CREDENTIALS_FOR_ID
"SELECT `Call`, `Text`"
" FROM Users"
" WHERE `ID` = ?",
};
connection = mysql_init(NULL);
mysql_options(connection, MYSQL_READ_DEFAULT_FILE, realpath(file, NULL));
mysql_real_connect(connection, NULL, NULL, NULL, NULL, 0, NULL, CLIENT_REMEMBER_OPTIONS);
my_bool active = true;
mysql_options(connection, MYSQL_OPT_RECONNECT, &active);
for (size_t index = 0; index < PREPARED_STATEMENT_COUNT; index ++)
{
const char* query = queries[index];
statements[index] = mysql_stmt_init(connection);
mysql_stmt_prepare(statements[index], query, strlen(query));
}
const char* error = mysql_error(connection);
if ((error != NULL) && (*error != '\0'))
syslog(LOG_CRIT, "MySQL error: %s\n", error);
}
UserDataStore::~UserDataStore()
{
for (size_t index = 0; index < PREPARED_STATEMENT_COUNT; index ++)
mysql_stmt_close(statements[index]);
mysql_close(connection);
}
// Public methods
uint32_t UserDataStore::getPrivateIDForCall(const char* call)
{
uint32_t number;
size_t length = strlen(call);
return
execute(GET_ID_FOR_CALL, 1, 1,
MYSQL_TYPE_STRING, call, length,
MYSQL_TYPE_LONG, &number) *
number;
}
bool UserDataStore::getCredentialsForID(uint32_t number, char* call, char* text)
{
return
execute(GET_CREDENTIALS_FOR_ID, 1, 2,
MYSQL_TYPE_LONG, &number,
MYSQL_TYPE_STRING, call, LONG_CALLSIGN_LENGTH + 1,
MYSQL_TYPE_STRING, text, SLOW_DATA_TEXT_LENGTH + 1);
}
// Internals
MYSQL_BIND* UserDataStore::bind(int count, va_list* arguments)
{
MYSQL_BIND* bindings = NULL;
if (count > 0)
{
bindings = (MYSQL_BIND*)calloc(count, sizeof(MYSQL_BIND));
for (int index = 0; index < count; index ++)
{
int type = va_arg(*arguments, int);
bindings[index].buffer_type = (enum_field_types)type;
bindings[index].buffer = va_arg(*arguments, void*);
if ((type == MYSQL_TYPE_STRING) ||
(type == MYSQL_TYPE_DATETIME))
{
bindings[index].buffer_length = va_arg(*arguments, int);
bindings[index].length = &bindings[index].buffer_length;
}
}
}
return bindings;
}
bool UserDataStore::execute(int index, int count1, int count2, ...)
{
bool result = true;
MYSQL_STMT* statement = statements[index];
va_list arguments;
va_start(arguments, count2);
MYSQL_BIND* parameters = bind(count1, &arguments);
MYSQL_BIND* columns = bind(count2, &arguments);
va_end(arguments);
if ((parameters && mysql_stmt_bind_param(statement, parameters)) ||
(columns && mysql_stmt_bind_result(statement, columns)) ||
mysql_stmt_execute(statement) ||
(columns && mysql_stmt_store_result(statement)))
{
const char* error = mysql_stmt_error(statement);
syslog(LOG_CRIT, "MySQL error while processing statement %d: %s\n", index, error);
result = false;
}
if (result && columns)
{
result = !mysql_stmt_fetch(statement);
mysql_stmt_free_result(statement);
}
free(columns);
free(parameters);
return result;
}

View file

@ -1,35 +0,0 @@
// Copyright 2015 by Artem Prilutskiy
#ifndef USERDATASTORE_H
#define USERDATASTORE_H
#include <stdint.h>
#include <stdarg.h>
#include <mysql/mysql.h>
#define PREPARED_STATEMENT_COUNT 2
#define LONG_CALLSIGN_LENGTH 8
#define SLOW_DATA_TEXT_LENGTH 20
class UserDataStore
{
public:
UserDataStore(const char* file);
~UserDataStore();
uint32_t getPrivateIDForCall(const char* call);
bool getCredentialsForID(uint32_t number, char* call, char* text);
protected:
MYSQL* connection;
MYSQL_STMT* statements[PREPARED_STATEMENT_COUNT];
MYSQL_BIND* bind(int count, va_list* arguments);
bool execute(int index, int count1, int count2, ...);
};
#endif

View file

@ -2,14 +2,14 @@ SVXLink patch to bridge with BrandMeister
Copyright 2015 by Artem Prilutskiy
-----------------------------------------
Put UserDataStore.*, PatchCordProxy.* and BrandMeisterBridge.* into src/modules/echolink
Put PatchCord.* and BrandMeisterBridge.* into src/modules/echolink
Add following lines to CMakeLists.txt after "set(MODSRC QsoImpl.cpp)":
pkg_check_modules(DBUS dbus-1)
include_directories(${DBUS_INCLUDE_DIRS})
set(LIBS ${LIBS} ${DBUS_LIBRARIES} mysqlclient)
set(MODSRC ${MODSRC} PatchCordProxy.cpp UserDataStore.cpp BrandMeisterBridge.cpp)
set(LIBS ${LIBS} ${DBUS_LIBRARIES})
set(MODSRC ${MODSRC} PatchCord.cpp BrandMeisterBridge.cpp)
Add following lines to ModuleEchoLink.h:

View file

@ -1,7 +1,7 @@
#!/bin/bash
./FRNClientConsole | ./callcapture \
--identity AlterFRN \
--expression "RX is started: (?<alias>(?<call>[A-Z0-9]{2,7})[-,][^;]*)" \
--connection Registry.cnf \
--expression "RX is started: ([A-Z0-9]{2,7})[-,]" \
--unknown 2505 \
--network 2502 \
--link 11