private void create_logs()
{
if (logs_created_)
{
return;
}
logs_created_ = true;
lock (this) {
foreach (var log in event_logs_)
{
log.disposed_ = true;
}
event_logs_.Clear();
}
lock (this)
foreach (var type in log_types)
{
try {
var log = new log_info {
log_type = type, remote_machine_name = remote_machine_name, remote_domain = remote_domain_name, remote_user_name = remote_user_name
};
event_logs_.Add(log);
new Thread(() => read_single_log_thread(log))
{
IsBackground = true
}.Start();
} catch (Exception e) {
logger.Error("can't create event log " + type + "/" + remote_machine_name + " : " + e.Message);
errors_.add("Can't create Log " + type + " on machine " + remote_machine_name + ", Reason=" + e.Message);
}
}
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
login_data = new user_info();
general = new general();
product_info = new info_product();
log_info = new log_info();
Application.Run(new autorization());
}
private void create_logs()
{
if (logs_created_)
{
return;
}
logs_created_ = true;
logger.Debug("event_log - recreating logs ");
foreach (var log in event_logs_)
{
log.disposed_ = true;
}
event_logs_ = new List <log_info>();
lock (this) {
has_done_gc_collect_ = false;
if (lines_now_.Count > 0)
{
logger.Warn("event log: did have elements on create_logs " + lines_now_.Count);
lines_now_.Clear();
}
}
var new_event_logs = new List <log_info>();
lock (this)
foreach (var type in log_types)
{
try {
var log = new log_info {
log_type = type, remote_machine_name = remote_machine_name, remote_domain = remote_domain_name, remote_user_name = remote_user_name
};
new_event_logs.Add(log);
new Thread(() => read_single_log_thread(log))
{
IsBackground = true
}.Start();
} catch (Exception e) {
logger.Error("can't create event log " + type + "/" + remote_machine_name + " : " + e.Message);
errors_.add("Can't create Log " + type + " on machine " + remote_machine_name + ", Reason=" + e.Message);
}
}
event_logs_ = new_event_logs;
}
private void read_single_log_thread(log_info log) {
string query_string = "*";
if (provider_name != "")
query_string = "*[System/Provider/@Name=\"" + provider_name + "\"]";
int max_event_count = int.MaxValue;
// debugging - load much less, faster testing
if (util.is_debug)
max_event_count = 250;
try {
// we can read the number of entres only for local logs
if (provider_name == "" && log.remote_machine_name == "") {
var dummy_log = new EventLog(log.log_type);
lock(this)
log.full_log_count_ = dummy_log.Entries.Count;
dummy_log.Dispose();
}
// waiting for user to set the password
if ( log.remote_machine_name != "")
while ( remote_password_ == "")
Thread.Sleep(100);
SecureString pwd = new SecureString();
foreach ( char c in remote_password_)
pwd.AppendChar(c);
EventLogSession session = log.remote_machine_name != "" ? new EventLogSession(log.remote_machine_name, remote_domain_name, remote_user_name, pwd, SessionAuthentication.Default) : null;
pwd.Dispose();
EventLogQuery query = new EventLogQuery(log.log_type, PathType.LogName, query_string);
query.ReverseDirection = reverse_;
if ( session != null)
query.Session = session;
EventLogReader reader = new EventLogReader(query);
int read_idx = 0;
for (EventRecord rec = reader.ReadEvent(); rec != null && !log.disposed_ && read_idx++ < max_event_count ; rec = reader.ReadEvent())
lock (this) {
log.last_events_.Add(rec);
++log.cur_log_count_;
}
lock (this)
log.listening_for_new_events_ = true;
// at this point, listen for new events
if (reverse_) {
// if reverse, I need to create another query, or it won't allow watching
query = new EventLogQuery(log.log_type, PathType.LogName, query_string);
if ( session != null)
query.Session = session;
}
using (var watcher = new EventLogWatcher(query))
{
watcher.EventRecordWritten += (o, e) => {
lock(this)
log.new_events_.Add(e.EventRecord);
};
watcher.Enabled = true;
while ( !log.disposed_)
Thread.Sleep(100);
}
} catch (Exception e) {
logger.Error("can't create event log " + log.log_type + "/" + remote_machine_name + " : " + e.Message);
errors_.add("Can't create Log " + log.log_type + " on machine " + remote_machine_name + ", Reason=" + e.Message);
}
}
private void create_logs() {
if (logs_created_)
return;
logs_created_ = true;
lock (this) {
foreach (var log in event_logs_)
log.disposed_ = true;
event_logs_.Clear();
}
lock(this)
foreach (var type in log_types) {
try {
var log = new log_info { log_type = type, remote_machine_name = remote_machine_name, remote_domain = remote_domain_name, remote_user_name = remote_user_name};
event_logs_.Add( log);
new Thread(() => read_single_log_thread(log)) {IsBackground = true }.Start();
} catch (Exception e) {
logger.Error("can't create event log " + type + "/" + remote_machine_name + " : " + e.Message);
errors_.add("Can't create Log " + type + " on machine " + remote_machine_name + ", Reason=" + e.Message);
}
}
}
private void read_single_log_thread(log_info log)
{
string query_string = "*";
if (provider_name != "")
{
query_string = "*[System/Provider/@Name=\"" + provider_name + "\"]";
}
int max_event_count = int.MaxValue;
// debugging - load much less, faster testing
if (util.is_debug)
{
max_event_count = 250;
}
try {
// we can read the number of entres only for local logs
if (provider_name == "" && log.remote_machine_name == "")
{
var dummy_log = new EventLog(log.log_type);
lock (this)
log.full_log_count_ = dummy_log.Entries.Count;
dummy_log.Dispose();
}
// waiting for user to set the password
if (log.remote_machine_name != "")
{
while (remote_password_ == "")
{
Thread.Sleep(100);
}
}
SecureString pwd = new SecureString();
foreach (char c in remote_password_)
{
pwd.AppendChar(c);
}
EventLogSession session = log.remote_machine_name != "" ? new EventLogSession(log.remote_machine_name, remote_domain_name, remote_user_name, pwd, SessionAuthentication.Default) : null;
pwd.Dispose();
EventLogQuery query = new EventLogQuery(log.log_type, PathType.LogName, query_string);
query.ReverseDirection = reverse_;
if (session != null)
{
query.Session = session;
}
EventLogReader reader = new EventLogReader(query);
int read_idx = 0;
for (EventRecord rec = reader.ReadEvent(); rec != null && !log.disposed_ && read_idx++ < max_event_count; rec = reader.ReadEvent())
{
lock (this) {
log.last_events_.Add(rec);
++log.cur_log_count_;
}
}
lock (this)
log.listening_for_new_events_ = true;
// at this point, listen for new events
if (reverse_)
{
// if reverse, I need to create another query, or it won't allow watching
query = new EventLogQuery(log.log_type, PathType.LogName, query_string);
if (session != null)
{
query.Session = session;
}
}
using (var watcher = new EventLogWatcher(query))
{
watcher.EventRecordWritten += (o, e) => {
lock (this)
log.new_events_.Add(e.EventRecord);
};
watcher.Enabled = true;
while (!log.disposed_)
{
Thread.Sleep(100);
}
}
} catch (Exception e) {
logger.Error("can't create event log " + log.log_type + "/" + remote_machine_name + " : " + e.Message);
errors_.add("Can't create Log " + log.log_type + " on machine " + remote_machine_name + ", Reason=" + e.Message);
}
}
private void create_logs() {
if (logs_created_)
return;
logs_created_ = true;
logger.Debug("event_log - recreating logs ");
foreach (var log in event_logs_)
log.disposed_ = true;
event_logs_ = new List<log_info>();
lock (this) {
has_done_gc_collect_ = false;
if (lines_now_.Count > 0) {
logger.Warn("event log: did have elements on create_logs " + lines_now_.Count);
lines_now_.Clear();
}
}
var new_event_logs = new List<log_info>();
lock(this)
foreach (var type in log_types) {
try {
var log = new log_info { log_type = type, remote_machine_name = remote_machine_name, remote_domain = remote_domain_name, remote_user_name = remote_user_name};
new_event_logs.Add( log);
new Thread(() => read_single_log_thread(log)) {IsBackground = true }.Start();
} catch (Exception e) {
logger.Error("can't create event log " + type + "/" + remote_machine_name + " : " + e.Message);
errors_.add("Can't create Log " + type + " on machine " + remote_machine_name + ", Reason=" + e.Message);
}
}
event_logs_ = new_event_logs;
}