private async Task <BlittableJsonReaderArray> GetRavenFsHeadersArray(string lastEtag, TransactionOperationContext context)
{
var response = await RunWithAuthRetry(async() =>
{
var url = $"{Options.ServerUrl}/fs/{Options.DatabaseName}/streams/files?pageSize={RavenFsHeadersPageSize}&etag={lastEtag}";
var request = new HttpRequestMessage(HttpMethod.Get, url);
var responseMessage = await Parameters.HttpClient.SendAsync(request, Parameters.CancelToken.Token);
return(responseMessage);
});
if (response.IsSuccessStatusCode == false)
{
var responseString = await response.Content.ReadAsStringAsync();
throw new InvalidOperationException($"Failed to get RavenFS headers list from server: {Options.ServerUrl}, " +
$"status code: {response.StatusCode}, " +
$"error: {responseString}");
}
await using (var responseStream = await response.Content.ReadAsStreamAsync())
{
var headersList = await context.ReadForMemoryAsync(responseStream, "ravenfs-headers-list");
if (headersList.TryGet("Results", out BlittableJsonReaderArray headers) == false)
{
throw new InvalidDataException("Response is invalid");
}
return(headers);
}
}
private async Task <BlittableJsonReaderObject> GetOperationStatus(
string databaseName, long operationId, TransactionOperationContext context)
{
var response = await RunWithAuthRetry(async() =>
{
var url = $"{Options.ServerUrl}/databases/{databaseName}/operation/status?id={operationId}";
var request = new HttpRequestMessage(HttpMethod.Get, url);
var responseMessage = await Parameters.HttpClient.SendAsync(request, Parameters.CancelToken.Token);
return(responseMessage);
});
if (response.StatusCode == HttpStatusCode.NotFound)
{
// the operation status was deleted before we could get it
return(null);
}
if (response.IsSuccessStatusCode == false)
{
var responseString = await response.Content.ReadAsStringAsync();
throw new InvalidOperationException($"Failed to get operation status from server: {Options.ServerUrl}, " +
$"status code: {response.StatusCode}, " +
$"error: {responseString}");
}
var responseStream = await response.Content.ReadAsStreamAsync();
return(await context.ReadForMemoryAsync(responseStream, "migration-operation-state"));
}
private async Task <BlittableJsonReaderArray> GetAttachmentsList(string lastEtag, TransactionOperationContext context)
{
var response = await RunWithAuthRetry(async() =>
{
var url = $"{Options.ServerUrl}/databases/{Options.DatabaseName}/static?pageSize={AttachmentsPageSize}&etag={lastEtag}";
var request = new HttpRequestMessage(HttpMethod.Get, url);
var responseMessage = await Parameters.HttpClient.SendAsync(request, Parameters.CancelToken.Token);
return(responseMessage);
});
if (response.IsSuccessStatusCode == false)
{
var responseString = await response.Content.ReadAsStringAsync();
throw new InvalidOperationException($"Failed to get attachments list from server: {Options.ServerUrl}, " +
$"status code: {response.StatusCode}, " +
$"error: {responseString}");
}
const string propertyName = "Attachments";
await using (var responseStream = await response.Content.ReadAsStreamAsync())
await using (var attachmentsListStream = new ArrayStream(responseStream, propertyName))
{
var attachmentsList = await context.ReadForMemoryAsync(attachmentsListStream, "attachments-list");
if (attachmentsList.TryGet(propertyName, out BlittableJsonReaderArray attachments) == false)
{
throw new InvalidDataException("Response is invalid");
}
return(attachments);
}
}