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ref(node): Vendor @opentelemetry/sql-common
#21140
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83 changes: 83 additions & 0 deletions
83
packages/node/src/integrations/tracing/utils/sql-common.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,83 @@ | ||
| /* | ||
| * 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. | ||
| * | ||
| * NOTICE from the Sentry authors: | ||
| * - Vendored from: https://github.com/open-telemetry/opentelemetry-js-contrib/tree/5a5918fd4f9f16b14c9ef4d3de08ab98c20e5b46/packages/sql-common | ||
| * - Upstream version: @opentelemetry/sql-common@0.41.2 | ||
| */ | ||
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| /* eslint-disable */ | ||
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| import { trace, Span, ROOT_CONTEXT, defaultTextMapSetter } from '@opentelemetry/api'; | ||
| import { W3CTraceContextPropagator } from '@opentelemetry/core'; | ||
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| // NOTE: This function currently is returning false-positives | ||
| // in cases where comment characters appear in string literals | ||
| // ("SELECT '-- not a comment';" would return true, although has no comment) | ||
| function hasValidSqlComment(query: string): boolean { | ||
| const indexOpeningDashDashComment = query.indexOf('--'); | ||
| if (indexOpeningDashDashComment >= 0) { | ||
| return true; | ||
| } | ||
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| const indexOpeningSlashComment = query.indexOf('/*'); | ||
| if (indexOpeningSlashComment < 0) { | ||
| return false; | ||
| } | ||
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| const indexClosingSlashComment = query.indexOf('*/'); | ||
| return indexOpeningDashDashComment < indexClosingSlashComment; | ||
| } | ||
|
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| // sqlcommenter specification (https://google.github.io/sqlcommenter/spec/#value-serialization) | ||
| // expects us to URL encode based on the RFC 3986 spec (https://en.wikipedia.org/wiki/Percent-encoding), | ||
| // but encodeURIComponent does not handle some characters correctly (! ' ( ) *), | ||
| // which means we need special handling for this | ||
| // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/encodeURIComponent | ||
| function fixedEncodeURIComponent(str: string) { | ||
| return encodeURIComponent(str).replace(/[!'()*]/g, c => `%${c.charCodeAt(0).toString(16).toUpperCase()}`); | ||
| } | ||
|
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| export function addSqlCommenterComment(span: Span, query: string): string { | ||
| if (typeof query !== 'string' || query.length === 0) { | ||
| return query; | ||
| } | ||
|
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| // As per sqlcommenter spec we shall not add a comment if there already is a comment | ||
| // in the query | ||
| if (hasValidSqlComment(query)) { | ||
| return query; | ||
| } | ||
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| const propagator = new W3CTraceContextPropagator(); | ||
| const headers: { [key: string]: string } = {}; | ||
| propagator.inject(trace.setSpan(ROOT_CONTEXT, span), headers, defaultTextMapSetter); | ||
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| // sqlcommenter spec requires keys in the comment to be sorted lexicographically | ||
| const sortedKeys = Object.keys(headers).sort(); | ||
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| if (sortedKeys.length === 0) { | ||
| return query; | ||
| } | ||
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| const commentString = sortedKeys | ||
| .map(key => { | ||
| const encodedValue = fixedEncodeURIComponent(headers[key]!); | ||
| return `${key}='${encodedValue}'`; | ||
| }) | ||
| .join(','); | ||
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| return `${query} /*${commentString}*/`; | ||
| } | ||
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