I have several docker images that I want to use with minikube
. I don't want to first have to upload and then download the same image instead of just using the local image directly. How do I do this?
Stuff I tried:
1. I tried running these commands (separately, deleting the instances of minikube both times and starting fresh)
kubectl run hdfs --image=fluxcapacitor/hdfs:latest --port=8989 kubectl run hdfs --image=fluxcapacitor/hdfs:latest --port=8989 imagePullPolicy=Never
Output:
NAME READY STATUS RESTARTS AGE hdfs-2425930030-q0sdl 0/1 ContainerCreating 0 10m
It just gets stuck on some status but never reaches the ready state.
2. I tried creating a registry and then putting images into it but that didn't work either. I might've done that incorrectly but I can't find proper instructions to do this task.
Please provide instructions to use local docker images in local kubernetes instance.
OS: ubuntu 16.04
Docker : Docker version 1.13.1, build 092cba3
Kubernetes :
Client Version: version.Info{Major:"1", Minor:"5", GitVersion:"v1.5.3", GitCommit:"029c3a408176b55c30846f0faedf56aae5992e9b", GitTreeState:"clean", BuildDate:"2017-02-15T06:40:50Z", GoVersion:"go1.7.4", Compiler:"gc", Platform:"linux/amd64"} Server Version: version.Info{Major:"1", Minor:"5", GitVersion:"v1.5.2", GitCommit:"08e099554f3c31f6e6f07b448ab3ed78d0520507", GitTreeState:"clean", BuildDate:"1970-01-01T00:00:00Z", GoVersion:"go1.7.1", Compiler:"gc", Platform:"linux/amd64"}
If someone could help me get a solution that uses docker-compose to do this, that'd be awesome.
Edit:
Images loaded in eval $(minikube docker-env
:
REPOSITORY TAG IMAGE ID CREATED SIZE fluxcapacitor/jupyterhub latest e5175fb26522 4 weeks ago 9.59 GB fluxcapacitor/zeppelin latest fe4bc823e57d 4 weeks ago 4.12 GB fluxcapacitor/prediction-pmml latest cae5b2d9835b 4 weeks ago 973 MB fluxcapacitor/scheduler-airflow latest 95adfd56f656 4 weeks ago 8.89 GB fluxcapacitor/loadtest latest 6a777ab6167c 5 weeks ago 899 MB fluxcapacitor/hdfs latest 00fa0ed0064b 6 weeks ago 1.16 GB fluxcapacitor/sql-mysql latest 804137671a8c 7 weeks ago 679 MB fluxcapacitor/metastore-1.2.1 latest ea7ce8c5048f 7 weeks ago 1.35 GB fluxcapacitor/cassandra latest 3cb5ff117283 7 weeks ago 953 MB fluxcapacitor/apachespark-worker-2.0.1 latest 14ee3e4e337c 7 weeks ago 3.74 GB fluxcapacitor/apachespark-master-2.0.1 latest fe60b42d54e5 7 weeks ago 3.72 GB fluxcapacitor/package-java-openjdk-1.8 latest 1db08965289d 7 weeks ago 841 MB gcr.io/google_containers/kubernetes-dashboard-amd64 v1.5.1 1180413103fd 7 weeks ago 104 MB fluxcapacitor/stream-kafka-0.10 latest f67750239f4d 2 months ago 1.14 GB fluxcapacitor/pipeline latest f6afd6c5745b 2 months ago 11.2 GB gcr.io/google-containers/kube-addon-manager v6.1 59e1315aa5ff 3 months ago 59.4 MB gcr.io/google_containers/kubedns-amd64 1.9 26cf1ed9b144 3 months ago 47 MB gcr.io/google_containers/kube-dnsmasq-amd64 1.4 3ec65756a89b 5 months ago 5.13 MB gcr.io/google_containers/exechealthz-amd64 1.2 93a43bfb39bf 5 months ago 8.37 MB gcr.io/google_containers/pause-amd64
Kubernetes use local docker image is nothing but create Kubernetes image locally and deploy the same on Kubernetes cluster locally; the first step is to deploy our application on Kubernetes to build the docker image. Next, we need to use minikube to run the Kubernetes in our local environment.
Push images using 'cache' command. The add command will store the requested image to $MINIKUBE_HOME/cache/images , and load it into the minikube cluster's container runtime environment automatically.
As the README describes, you can reuse the Docker daemon from Minikube with eval $(minikube docker-env)
.
So to use an image without uploading it, you can follow these steps:
eval $(minikube docker-env)
docker build -t my-image .
)my-image
)imagePullPolicy
to Never
, otherwise Kubernetes will try to download the image.Important note: You have to run eval $(minikube docker-env)
on each terminal you want to use, since it only sets the environment variables for the current shell session.
What worked for me, based on the solution by @svenwltr:
# Start minikube minikube start # Set docker env eval $(minikube docker-env) # unix shells minikube docker-env | Invoke-Expression # PowerShell # Build image docker build -t foo:0.0.1 . # Run in minikube kubectl run hello-foo --image=foo:0.0.1 --image-pull-policy=Never # Check that it's running kubectl get pods
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