public HttpLogShipper(
IHttpClient client,
string requestUri,
string bufferBaseFilename,
int batchPostingLimit,
TimeSpan period,
IBatchFormatter batchFormatter)
{
if (bufferBaseFilename == null)
{
throw new ArgumentNullException(nameof(bufferBaseFilename));
}
if (batchPostingLimit <= 0)
{
throw new ArgumentException("batchPostingLimit must be 1 or greater", nameof(batchPostingLimit));
}
this.client = client ?? throw new ArgumentNullException(nameof(client));
this.requestUri = requestUri ?? throw new ArgumentNullException(nameof(requestUri));
this.batchPostingLimit = batchPostingLimit;
this.batchFormatter = batchFormatter ?? throw new ArgumentNullException(nameof(batchFormatter));
bookmarkFilename = Path.GetFullPath(bufferBaseFilename + ".bookmark");
logFolder = Path.GetDirectoryName(bookmarkFilename);
candidateSearchPath = Path.GetFileName(bufferBaseFilename) + "*.json";
connectionSchedule = new ExponentialBackoffConnectionSchedule(period);
timer = new PortableTimer(OnTick);
SetTimer();
}
[InlineData(10 * 60)] // 10 min
public void SchedulerShouldReturnPeriodOnSuccess(int periodInSeconds)
{
var expected = TimeSpan.FromSeconds(periodInSeconds);
var schedule = new ExponentialBackoffConnectionSchedule(expected);
var actual = schedule.NextInterval;
actual.ShouldBe(expected);
}
[InlineData(10 * 60)] // 10 min
public void SchedulerShouldBehaveExponentially(int periodInSeconds)
{
var period = TimeSpan.FromSeconds(periodInSeconds);
var schedule = new ExponentialBackoffConnectionSchedule(period);
IBackoff backoff = new LinearBackoff(period);
while (backoff is not CappedBackoff)
{
schedule.MarkFailure();
backoff = backoff.GetNext(schedule.NextInterval);
}
schedule.NextInterval.ShouldBe(ExponentialBackoffConnectionSchedule.MaximumBackoffInterval);
}
[InlineData(10 * 60)] // 10 min
public void SchedulerShouldRemainCappedDuringFailures(int periodInSeconds)
{
var period = TimeSpan.FromSeconds(periodInSeconds);
var schedule = new ExponentialBackoffConnectionSchedule(period);
while (schedule.NextInterval != ExponentialBackoffConnectionSchedule.MaximumBackoffInterval)
{
schedule.MarkFailure();
}
for (var i = 0; i < 10000; i++)
{
schedule.NextInterval.ShouldBe(ExponentialBackoffConnectionSchedule.MaximumBackoffInterval);
schedule.MarkFailure();
}
}
public HttpLogShipper(
IHttpClient client,
string requestUri,
string bufferPathFormat,
int batchPostingLimit,
TimeSpan period,
IBatchFormatter batchFormatter)
{
if (bufferPathFormat == null)
{
throw new ArgumentNullException(nameof(bufferPathFormat));
}
if (bufferPathFormat != bufferPathFormat.Trim())
{
throw new ArgumentException("bufferPathFormat must not contain any leading or trailing whitespaces", nameof(bufferPathFormat));
}
if (batchPostingLimit <= 0)
{
throw new ArgumentException("batchPostingLimit must be 1 or greater", nameof(batchPostingLimit));
}
this.client = client ?? throw new ArgumentNullException(nameof(client));
this.requestUri = requestUri ?? throw new ArgumentNullException(nameof(requestUri));
this.batchPostingLimit = batchPostingLimit;
this.batchFormatter = batchFormatter ?? throw new ArgumentNullException(nameof(batchFormatter));
var bufferPathFormatMatch = BufferPathFormatRegex.Match(bufferPathFormat);
if (!bufferPathFormatMatch.Success)
{
throw new ArgumentException($"bufferPathFormat must include one of the date formats [{string.Join(", ", Enum.GetNames(typeof(DateFormats)))}]");
}
var prefix = bufferPathFormatMatch.Groups["prefix"];
var postfix = bufferPathFormatMatch.Groups["postfix"];
bookmarkFilename = Path.GetFullPath(prefix.Value.TrimEnd(new char[] { '-' }) + ".bookmark");
logFolder = Path.GetDirectoryName(bookmarkFilename);
candidateSearchPath = $"{Path.GetFileName(prefix.Value)}*{postfix.Value}";
connectionSchedule = new ExponentialBackoffConnectionSchedule(period);
timer = new PortableTimer(OnTick);
SetTimer();
}
public HttpLogShipper(
IHttpClient client,
string requestUri,
IBufferFiles bufferFiles,
int batchPostingLimit,
TimeSpan period,
IBatchFormatter batchFormatter)
{
if (batchPostingLimit <= 0)
{
throw new ArgumentException("batchPostingLimit must be 1 or greater", nameof(batchPostingLimit));
}
this.client = client ?? throw new ArgumentNullException(nameof(client));
this.requestUri = requestUri ?? throw new ArgumentNullException(nameof(requestUri));
this.bufferFiles = bufferFiles ?? throw new ArgumentNullException(nameof(bufferFiles));
this.batchPostingLimit = batchPostingLimit;
this.batchFormatter = batchFormatter ?? throw new ArgumentNullException(nameof(batchFormatter));
connectionSchedule = new ExponentialBackoffConnectionSchedule(period);
timer = new PortableTimer(OnTick);
SetTimer();
}
