@azure/monitor-opentelemetry
Version:
Azure Monitor OpenTelemetry (Node.js)
82 lines • 3.74 kB
JavaScript
;
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.ConnectionStringParser = void 0;
const api_1 = require("@opentelemetry/api");
const types_js_1 = require("../types.js");
/**
* ConnectionString parser.
* @internal
*/
class ConnectionStringParser {
static parse(connectionString) {
if (!connectionString) {
return {};
}
const kvPairs = connectionString.split(ConnectionStringParser.FIELDS_SEPARATOR);
let isValid = true;
const result = kvPairs.reduce((fields, kv) => {
const kvParts = kv.split(ConnectionStringParser.FIELD_KEY_VALUE_SEPARATOR);
if (kvParts.length === 2) {
// only save fields with valid formats
const key = kvParts[0].toLowerCase();
const value = kvParts[1];
return Object.assign(Object.assign({}, fields), { [key]: value });
}
api_1.diag.error(`Connection string key-value pair is invalid: Entire connection string will be discarded`);
isValid = false;
return fields;
}, {});
if (isValid && Object.keys(result).length > 0) {
// this is a valid connection string, so parse the results
if (result.endpointsuffix) {
// use endpoint suffix where overrides are not provided
const locationPrefix = result.location ? `${result.location}.` : "";
result.ingestionendpoint =
result.ingestionendpoint || `https://${locationPrefix}dc.${result.endpointsuffix}`;
result.liveendpoint =
result.liveendpoint || `https://${locationPrefix}live.${result.endpointsuffix}`;
}
result.ingestionendpoint = result.ingestionendpoint
? ConnectionStringParser.sanitizeUrl(result.ingestionendpoint)
: types_js_1.DEFAULT_BREEZE_ENDPOINT;
result.liveendpoint = result.liveendpoint
? ConnectionStringParser.sanitizeUrl(result.liveendpoint)
: types_js_1.DEFAULT_LIVEMETRICS_ENDPOINT;
if (result.authorization && result.authorization.toLowerCase() !== "ikey") {
api_1.diag.warn(`Connection String contains an unsupported 'Authorization' value. Defaulting to 'Authorization=ikey'.`);
}
}
else {
api_1.diag.error("An invalid connection string was passed in. There may be telemetry loss");
}
return result;
}
static sanitizeUrl(url) {
let newUrl = url.trim();
if (newUrl.indexOf("https://") < 0) {
// Try to update http to https
newUrl = newUrl.replace("http://", "https://");
}
// Remove final slash if present
if (newUrl[newUrl.length - 1] === "/") {
newUrl = newUrl.slice(0, -1);
}
return newUrl;
}
static validateInstrumentationKey(iKey) {
if (iKey.startsWith("InstrumentationKey=")) {
const startIndex = iKey.indexOf("InstrumentationKey=") + "InstrumentationKey=".length;
const endIndex = iKey.indexOf(";", startIndex);
iKey = iKey.substring(startIndex, endIndex);
}
const UUID_Regex = "^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$";
const regexp = new RegExp(UUID_Regex);
return regexp.test(iKey);
}
}
exports.ConnectionStringParser = ConnectionStringParser;
ConnectionStringParser.FIELDS_SEPARATOR = ";";
ConnectionStringParser.FIELD_KEY_VALUE_SEPARATOR = "=";
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