@opentelemetry/otlp-exporter-base
Version:
OpenTelemetry OTLP Exporter base (for internal use only)
84 lines • 3.04 kB
JavaScript
/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { diag } from '@opentelemetry/api';
import { isExportRetryable, parseRetryAfterToMills, } from '../is-export-retryable';
class XhrTransport {
_parameters;
constructor(_parameters) {
this._parameters = _parameters;
}
send(data, timeoutMillis) {
return new Promise(resolve => {
const xhr = new XMLHttpRequest();
xhr.timeout = timeoutMillis;
xhr.open('POST', this._parameters.url);
const headers = this._parameters.headers();
Object.entries(headers).forEach(([k, v]) => {
xhr.setRequestHeader(k, v);
});
xhr.ontimeout = _ => {
resolve({
status: 'failure',
error: new Error('XHR request timed out'),
});
};
xhr.onreadystatechange = () => {
if (xhr.status >= 200 && xhr.status <= 299) {
diag.debug('XHR success');
resolve({
status: 'success',
});
}
else if (xhr.status && isExportRetryable(xhr.status)) {
resolve({
status: 'retryable',
retryInMillis: parseRetryAfterToMills(xhr.getResponseHeader('Retry-After')),
});
}
else if (xhr.status !== 0) {
resolve({
status: 'failure',
error: new Error('XHR request failed with non-retryable status'),
});
}
};
xhr.onabort = () => {
resolve({
status: 'failure',
error: new Error('XHR request aborted'),
});
};
xhr.onerror = () => {
resolve({
status: 'failure',
error: new Error('XHR request errored'),
});
};
xhr.send(data);
});
}
shutdown() {
// Intentionally left empty, nothing to do.
}
}
/**
* Creates an exporter transport that uses XHR to send the data
* @param parameters applied to each request made by transport
*/
export function createXhrTransport(parameters) {
return new XhrTransport(parameters);
}
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