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feat(server-utils): Migrate @opentelemetry/instrumentation-mysql2 to orchestrion#22229

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feat(server-utils): Migrate @opentelemetry/instrumentation-mysql2 to orchestrion#22229
mydea wants to merge 4 commits into
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francesconovy/js-2414-rewrite-opentelemetryinstrumentation-mysql2-to-orchestrion

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@mydea

@mydea mydea commented Jul 13, 2026

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Rewrites the mysql2 instrumentation from an OpenTelemetry InstrumentationBase patcher to a node:diagnostics_channel listener, with orchestrion injecting the channel into the instrumented module ..(#21923) migrations.

  • The orchestrion config covers both mysql2 file layouts (Connection in lib/connection.js for < 3.11.5; BaseConnection in lib/base/connection.js for >= 3.11.5).

Fixes #20763

🤖 Generated with Claude Code

@mydea mydea requested review from a team as code owners July 13, 2026 14:42
@mydea mydea requested review from JPeer264, andreiborza and isaacs and removed request for a team July 13, 2026 14:42
@linear-code

linear-code Bot commented Jul 13, 2026

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JS-2414

@mydea mydea marked this pull request as draft July 13, 2026 14:45
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size-limit report 📦

Path Size % Change Change
@sentry/browser 27.65 kB - -
@sentry/browser - with treeshaking flags 26.1 kB - -
@sentry/browser (incl. Tracing) 46.42 kB - -
@sentry/browser (incl. Tracing + Span Streaming) 48.21 kB - -
@sentry/browser (incl. Tracing, Profiling) 51.2 kB - -
@sentry/browser (incl. Tracing, Replay) 85.67 kB - -
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags 75.31 kB - -
@sentry/browser (incl. Tracing, Replay with Canvas) 90.38 kB - -
@sentry/browser (incl. Tracing, Replay, Feedback) 103.04 kB - -
@sentry/browser (incl. Feedback) 44.83 kB - -
@sentry/browser (incl. sendFeedback) 32.45 kB - -
@sentry/browser (incl. FeedbackAsync) 37.58 kB - -
@sentry/browser (incl. Metrics) 28.74 kB - -
@sentry/browser (incl. Logs) 28.98 kB - -
@sentry/browser (incl. Metrics & Logs) 29.67 kB - -
@sentry/react 29.45 kB - -
@sentry/react (incl. Tracing) 48.68 kB - -
@sentry/vue 33.08 kB - -
@sentry/vue (incl. Tracing) 48.4 kB - -
@sentry/svelte 27.67 kB - -
CDN Bundle 30.05 kB - -
CDN Bundle (incl. Tracing) 48.41 kB - -
CDN Bundle (incl. Logs, Metrics) 31.64 kB - -
CDN Bundle (incl. Tracing, Logs, Metrics) 49.71 kB - -
CDN Bundle (incl. Replay, Logs, Metrics) 70.87 kB - -
CDN Bundle (incl. Tracing, Replay) 85.9 kB - -
CDN Bundle (incl. Tracing, Replay, Logs, Metrics) 87.21 kB - -
CDN Bundle (incl. Tracing, Replay, Feedback) 91.7 kB - -
CDN Bundle (incl. Tracing, Replay, Feedback, Logs, Metrics) 92.97 kB - -
CDN Bundle - uncompressed 89.58 kB - -
CDN Bundle (incl. Tracing) - uncompressed 146.33 kB - -
CDN Bundle (incl. Logs, Metrics) - uncompressed 94.29 kB - -
CDN Bundle (incl. Tracing, Logs, Metrics) - uncompressed 150.31 kB - -
CDN Bundle (incl. Replay, Logs, Metrics) - uncompressed 219.02 kB - -
CDN Bundle (incl. Tracing, Replay) - uncompressed 265.54 kB - -
CDN Bundle (incl. Tracing, Replay, Logs, Metrics) - uncompressed 269.5 kB - -
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed 279.24 kB - -
CDN Bundle (incl. Tracing, Replay, Feedback, Logs, Metrics) - uncompressed 283.19 kB - -
@sentry/nextjs (client) 51.22 kB - -
@sentry/sveltekit (client) 46.86 kB - -
@sentry/core/server 78.47 kB - -
@sentry/core/browser 64.82 kB - -
@sentry/node-core 62.79 kB -0.01% -1 B 🔽
@sentry/node 125.2 kB - -
@sentry/node (incl. diagnostics channel injection) 140.01 kB +0.19% +255 B 🔺
@sentry/node/import (ESM hook with diagnostics-channel injection) 69.96 kB - -
@sentry/node/light 50.8 kB -0.01% -1 B 🔽
@sentry/node - without tracing 74.17 kB - -
@sentry/aws-serverless 83.39 kB +0.01% +1 B 🔺
@sentry/cloudflare (withSentry) - minified 181.79 kB - -
@sentry/cloudflare (withSentry) 449.98 kB - -

View base workflow run


const INTEGRATION_NAME = 'Mysql2' as const;
const ORIGIN = 'auto.db.orchestrion.mysql2';
const DB_SYSTEM_VALUE_MYSQL = 'mysql';

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Note: I decided to drop db.connection_string as we just build this from other attributes, so it is redundant information. we have this in some other places, e.g. mongo, postgres, ioredis, we can either drop those while migrating or also drop it in v11, both are fine IMHO.

...(host ? { [NET_PEER_NAME]: host } : {}),
// oxlint-disable-next-line typescript/no-deprecated
...(portIsNumber ? { [NET_PEER_PORT]: portNumber } : {}),
};

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Missing JDBC connection string attribute

Medium Severity

The orchestrion mysql2 span attributes omit db.connection_string, while the vendored @opentelemetry/instrumentation-mysql2 patcher and the orchestrion mysql integration always emit a JDBC-style connection string. Opt-in orchestrion users lose that attribute on query and execute spans for mysql2 versions below 3.20.0.

Fix in Cursor Fix in Web

Reviewed by Cursor Bugbot for commit be9e15d. Configure here.

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on purpose

Comment thread packages/server-utils/src/integrations/tracing-channel/mysql2.ts Outdated
@mydea mydea marked this pull request as ready for review July 14, 2026 07:52

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Cursor Bugbot has reviewed your changes and found 1 potential issue.

There are 2 total unresolved issues (including 1 from previous review).

Fix All in Cursor

❌ Bugbot Autofix is OFF. To automatically fix reported issues with cloud agents, enable autofix in the Cursor dashboard.

Reviewed by Cursor Bugbot for commit 2eb8253. Configure here.

Comment thread dev-packages/node-integration-tests/suites/tracing/mysql2/test.ts
origin: ORIGIN,
data: expect.objectContaining({
'db.system': 'mysql',
'db.statement': 'SELECT 42 AS scalar_value',

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Just a general question (out of scope for this PR): But db.statement/db.query.text should ideally be sanitized. However, this statement includes the actual value 42. Is it possible to sanitize/parametrize this?

Same for description

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this is actually parametrized when it is parametrized in the code - here the test was wrong/failing, I just fixed this ^^

};
}

const _mysql2ChannelIntegration = (() => {

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This integration probably also needs to be added to Deno: https://github.com/getsentry/sentry-javascript/tree/develop/packages/deno/src/integrations

(if mysql2 is expected to work on Deno)

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And if this needs a Deno wrapper: this should have a guard (usually done with a closure like in redis) so it's not running twice.

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I would keep this in a separate/follow up PR IMHO, we do not need to do this at the same time :)

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I wonder if rather than one-off each Deno integration, there's a way to have the Deno SDK automatically slurp these all up. They're all pretty much identical, after all, and exported by server-utils. 🤔

mydea and others added 4 commits July 14, 2026 13:06
…o orchestrion

Rewrites the mysql2 instrumentation from an OTel `InstrumentationBase` patcher
to a diagnostics-channel listener with orchestrion injecting the channel into
the instrumented module, mirroring the mysql/kafkajs migrations.

Adds an opt-in `mysql2ChannelIntegration` (registered in `channelIntegrations`,
so `@sentry/node`/`@sentry/bun` swap it in for the OTel `Mysql2` integration
when diagnostics-channel injection is enabled). It subscribes to the injected
`orchestrion:mysql2:query`/`:execute` channels for mysql2 < 3.20.0 and to
mysql2's native tracing channels for >= 3.20.0, so the two ranges never overlap.

The orchestrion config uses `kind: 'Callback'` rather than `'Auto'`: `Auto`'s
no-callback branch probes the return value for `.then`, but mysql2's
callback-less `query(sql)` returns a `Query` whose `.then()` throws, which would
crash streamed queries. `Callback` traces the callback and promise forms (the
common case) and leaves the rarely-used row-streaming form untouched.

Fixes #20763

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@mydea mydea force-pushed the francesconovy/js-2414-rewrite-opentelemetryinstrumentation-mysql2-to-orchestrion branch from 2eb8253 to bf47d65 Compare July 14, 2026 11:27

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LGTM


return {
// oxlint-disable-next-line typescript/no-deprecated
...(database ? { [DB_NAME]: database } : {}),

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super-l: Following is better to read (same for the ones below:

Suggested change
...(database ? { [DB_NAME]: database } : {}),
[DB_NAME]: database || undefined,

or the following if we don't care about falsy values:

Suggested change
...(database ? { [DB_NAME]: database } : {}),
[DB_NAME]: database,

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LGTM

// bind values are left as `?` placeholders in `db.statement` (not inlined)
expect.objectContaining({
description: 'SELECT NOW()',
description: 'SELECT ? as a, ? as b, NOW() as c',

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Much more useful test 👍

};
}

const _mysql2ChannelIntegration = (() => {

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I wonder if rather than one-off each Deno integration, there's a way to have the Deno SDK automatically slurp these all up. They're all pretty much identical, after all, and exported by server-utils. 🤔

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Rewrite @opentelemetry/instrumentation-mysql2 to orchestrion

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