@opentelemetry/instrumentation-memcached
Version:
OpenTelemetry instrumentation for `memcached` database client for memcached
55 lines • 2.14 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.getPeerAttributes = void 0;
const semantic_conventions_1 = require("@opentelemetry/semantic-conventions");
const getPeerAttributes = (client /* Memcached, but the type definitions are lacking */, server, query) => {
if (!server) {
if (client.servers.length === 1) {
server = client.servers[0];
}
else {
let redundancy = client.redundancy && client.redundancy < client.servers.length;
const queryRedundancy = query.redundancyEnabled;
if (redundancy && queryRedundancy) {
redundancy = client.HashRing.range(query.key, client.redundancy + 1, true);
server = redundancy.shift();
}
else {
server = client.HashRing.get(query.key);
}
}
}
if (typeof server === 'string') {
const [host, port] = server && server.split(':');
if (host && port) {
const portNumber = parseInt(port, 10);
if (!isNaN(portNumber)) {
return {
[semantic_conventions_1.SEMATTRS_NET_PEER_NAME]: host,
[semantic_conventions_1.SEMATTRS_NET_PEER_PORT]: portNumber,
};
}
return {
[semantic_conventions_1.SEMATTRS_NET_PEER_NAME]: host,
};
}
}
return {};
};
exports.getPeerAttributes = getPeerAttributes;
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