site/dev/testing/ct.md - Issue 1338823002: Provide link to worker logs.

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Issue 1338823002: Provide link to worker logs. (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: Created 5 years, 3 months ago

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1 Cluster Telemetry	1 Cluster Telemetry

2 =================	2 =================

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4 ### Contents ###	4 ### Contents ###

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6 * [Overview](#overview)	6 * [Overview](#overview)

7 * [Framework Usage](#framework_usage)	7 * [Framework Usage](#framework_usage)

8 * [System Architecture](#system_architecture)	8 * [System Architecture](#system_architecture)

9 + [System Diagram](#system_diagram)	9 + [System Diagram](#system_diagram)

10 + [Detailed explanation of steps](#detailed_explanation)	10 + [Detailed explanation of steps](#detailed_explanation)

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75 <a name="detailed_explanation"></a>	75 <a name="detailed_explanation"></a>

76 ### Detailed explanation of steps	76 ### Detailed explanation of steps

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78 1. User submits a Lua script task, a Performance task, or an Admin task (rebuild chrome, recreate pagesets, recreate webpage archives, capture SKPs) using the G CE web application [here](http://ct.skia.org).	78 1. User submits a Lua script task, a Performance task, or an Admin task (rebuild chrome, recreate pagesets, recreate webpage archives, capture SKPs) using the G CE web application [here](http://ct.skia.org).

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80 2. Each task is exposed by the web application in JSON. The CT master polls the web application and picks up new tasks.	80 2. Each task is exposed by the web application in JSON. The CT master polls the web application and picks up new tasks.

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82 3. The master pushes new tasks to all the workers using the master scripts [here ](https://skia.googlesource.com/buildbot/+/master/ct/go/master_scripts/). The ma ster scripts then check to see when the workers are done with the requested task .	82 3. The master pushes new tasks to all the workers using the master scripts [here ](https://skia.googlesource.com/buildbot/+/master/ct/go/master_scripts/). The ma ster scripts then check to see when the workers are done with the requested task .

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84 4. The workers execute the task using the worker scripts [here](https://skia.goo glesource.com/buildbot/+/master/ct/go/worker_scripts/). All generated artifacts (CSV files, logs, SKP files, archives, etc) are then stored locally and copied t o Google Storage.	84 4. The workers execute the task using the worker scripts [here](https://skia.goo glesource.com/buildbot/+/master/ct/go/worker_scripts/). All generated artifacts (CSV files, logs, SKP files, archives, etc) are then stored locally and copied t o Google Storage. Worker logs are available [here](https://uberchromegw.corp.goo gle.com/i/skia-ct-master/all_logs).

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86 5. The master scripts periodically check the workers to see when they are done w ith the requested task. Once the workers are done the generated artifacts are th en read from Google Storage and consolidated (if required).	86 5. The master scripts periodically check the workers to see when they are done w ith the requested task. Once the workers are done the generated artifacts are th en read from Google Storage and consolidated (if required).

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88 6. The master scripts then email results of the task to the user who requested i t. The master scripts also update the status of the task to completed on App Eng ine.	88 6. The master scripts then email results of the task to the user who requested i t. The master scripts also update the status of the task to completed on App Eng ine.

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91 <a name="code"></a>	91 <a name="code"></a>

92 Code	92 Code

93 ----	93 ----

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95 Cluster Telemetry is primarily written in Go with a few python scripts. The fram ework lives in [master/ct](https://skia.googlesource.com/buildbot/+/master/ct).	95 Cluster Telemetry is primarily written in Go with a few python scripts. The fram ework lives in [master/ct](https://skia.googlesource.com/buildbot/+/master/ct).

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97 <a name="contact_us"></a>	97 <a name="contact_us"></a>

98 Contact Us	98 Contact Us

99 ----------	99 ----------

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101 If you have questions, please email <cluster-telemetry@chromium.org> or contact rmistry@ directly.	101 If you have questions, please email <cluster-telemetry@chromium.org> or contact rmistry@ directly.

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