2019年6月25日 · Can init container be a kubernetes job. 2. Kubernetes Cron job invocation from pod. 0. create resource ...

The issue is that the container does not exist (see the CrashLoopBackOff). One of the things that I do with init containers (assuming you have the source) is to put a sleep 600 on failure in the entrypoint. At least for debugging. This lets you exec into the container to poke around to see the cause of the failure.

2018年11月13日 · Create environment variables for Kubernetes main container in Kubernetes Init container. 1.

2017年4月21日 · The Kubernetes securityContext, including fsGroup, does not change the ownership or permissions of files on hostPath volumes. This is because hostPath volumes directly mount directories from the host node's filesystem, and Kubernetes does not modify the file ownership or permissions of the host's file system when doing so. I had to manually set ...

2023年3月14日 · "In order to use secrets-init with Kubernetes object (Pod/Deployment/Job/etc) without modifying Docker image, consider injecting secrets-init into a target Pod through initContainer. Copy secrets-init binary from init container to a common shared volume and change Pod command to run secrets-init as a first command."

2019年3月22日 · I think for your use-case , Init Containers might be the best fit. Init Containers are like small scripts that you can run before starting your own containers in kubernetes pod , they must exit. You can have this config file updated in shared Persistent Volume between your Init container and your container.

2023年4月25日 · kubectl logs <pod_name> -c <init_container_name> This will fetch the logs of the init container even after is finished running. Just an example, for the below pod spec the init-container runs first (to completion) and just prints "Hello world".

2018年4月25日 · Then this (init)container needs enough rights to create resource on Kubernetes cluster. Ok by default, kubernetes inject a token of default service account named : "default" in container, but I prefer to make more explicit, then add this line :

2022年1月14日 · Normal Scheduled 6m13s default-scheduler Successfully assigned default/triplestore-6d6876f49-tw8r8 to docker-desktop Normal Pulled 4m42s (x5 over 6m12s) kubelet Container image "eclipse/rdf4j-workbench:amd64-3.5.0" already present on machine Normal Created 4m42s (x5 over 6m12s) kubelet Created container take-data-dir-ownership …

An init container is created for each pods. It is possible to get only one init container for the whole deployment? Use case: need to run some db migration commands before creating the pods. So I have put these commands inside init pods. Problems: each time a pod is created, the init container is created; on scale up init container is created