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Posts in 2020

  • Azure Change App Service HTTP Ping URL and Interval

    Last Update: in Azure

    In Azure app service, I want to change the keep-alive time period and want to change the HTTP ping (keep-alive) URL to /status, the default keep-alive URL is /.

    Issues Description In Azure app service, I want to change the keep-alive time period and want to change the HTTP ping (keep-alive) URL to /status, the default is /. Answer from Azure support I can not find proper answer so send request to Azure …

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  • Azure function Did not find any initialized language workers

    Last Update: in Azure

    Azure function app random response 500 Internal error to client. log indicate Azure function: Did not find any initialized language workers.

    Symptom We deployed a very simple Azure function with nodejs runtime, on an Linux container. However after deployment, the service is not stable stable, it goes up and down, server random response 500 Internal error to client. From Azure’s log, …

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  • Add git commit to docker image tag in Azure pipeline

    Last Update: in Azure

    Add git commit to docker image tag in Azure pipeline

    Problem I have Azure devops pipeline to build docker image from source. I want the docker image have the source code revision info like git commit hash. I tried to use Build.SourceVersion as a docker image tag, Build.SourceVersion : The latest …

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  • Pass var in Azure pipeline

    Last Update: in Azure

    Use variable to pass data in Azure devops pipelines

    I have an Azure devops pipeline and want to pass some data between different tasks. One way to do is use environment var. Variables give you a convenient way to get key bits of data into various parts of the pipeline. As the name suggests, the value …

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  • Azure WALinuxAgent Backdoor

    Last Update: in Azure

    WALinuxAgent is is Microsoft Azure Linux Agent with root access (backdoor?). Remove it if you do not use it.

    WALinuxAgent is Microsoft Azure Linux Agent with root access (backdoor?). It is pretty powerful to manage Linux on Azure. The source code is host at github Azure/WALinuxAgent . The Microsoft Azure Linux Agent (waagent) manages Linux provisioning and …

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