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minikube [2018/10/25 09:10] – créée simonminikube [2018/11/15 14:05] – simon
Ligne 24: Ligne 24:
 </code> </code>
  
 +Configurer le service :
 +<code bash>
 +$ sudo systemctl enable docker
 +Synchronizing state of docker.service with SysV service script with /lib/systemd/systemd-sysv-install.
 +Executing: /lib/systemd/systemd-sysv-install enable docker
  
 +$ sudo systemctl start docker
 +
 +$ sudo systemctl status docker
 +● docker.service - Docker Application Container Engine
 +   Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)
 +   Active: active (running) since Thu 2018-10-25 17:03:35 CEST; 1s ago
 +     Docs: https://docs.docker.com
 + Main PID: 24001 (dockerd)
 +    Tasks: 42
 +   CGroup: /system.slice/docker.service
 +           ├─24001 /usr/bin/dockerd -H fd://
 +           └─24025 docker-containerd --config /var/run/docker/containerd/containerd.toml
 +
 +(...)
 +</code>
 +
 +Il faut aussi installer [[https://kubernetes.io/docs/tasks/tools/install-kubectl/|kubectl]] :
 +<code bash>
 +$ curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
 +OK
 +
 +$ echo "deb http://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee -a /etc/apt/sources.list.d/kubernetes.list
 +deb http://apt.kubernetes.io/ kubernetes-xenial main
 +
 +$ sudo apt update
 +
 +$ sudo apt-get install -y kubectl
 +</code>
 +===== Installation de Minikube =====
 +<code bash>
 +$ curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 \
 +    && sudo install minikube-linux-amd64 /usr/local/bin/minikube
 +  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
 +                                 Dload  Upload   Total   Spent    Left  Speed
 +100 40.3M  100 40.3M    0     0   646k      0  0:01:03  0:01:03 --:--:--  674k
 +</code>
 +
 +==== Erreurs rencontrées ====
 +
 +Si on a déjà une configuration kubectl, ça coince :
 +<code bash>
 +# minikube start
 +Starting local Kubernetes v1.10.0 cluster...
 +Starting VM...
 +Downloading Minikube ISO
 + 170.78 MB / 170.78 MB [============================================] 100.00% 0s
 +Getting VM IP address...
 +Moving files into cluster...
 +Downloading kubeadm v1.10.0
 +Downloading kubelet v1.10.0
 +Finished Downloading kubelet v1.10.0
 +Finished Downloading kubeadm v1.10.0
 +Setting up certs...
 +Connecting to cluster...
 +Setting up kubeconfig...
 +E1025 17:12:58.574474   24198 start.go:289] Error setting up kubeconfig:  writing kubeconfig: Error writing file : open : no such file or directory
 +================================================================================
 +An error has occurred. Would you like to opt in to sending anonymized crash
 +information to minikube to help prevent future errors?
 +To opt out of these messages, run the command:
 + minikube config set WantReportErrorPrompt false
 +================================================================================
 +Please enter your response [Y/n]: 
 +</code>
 +
 +Si on a pas installé virtualbox, ça coince :
 +<code bash>
 +$ sudo minikube start 
 +Starting local Kubernetes v1.10.0 cluster...
 +Starting VM...
 +Downloading Minikube ISO
 + 170.78 MB / 170.78 MB [============================================] 100.00% 0s
 +E1025 17:33:25.661999     822 start.go:168] Error starting host: Error creating host: Error executing step: Running precreate checks.
 +: VBoxManage not found. Make sure VirtualBox is installed and VBoxManage is in the path.
 +
 + Retrying.
 +E1025 17:33:25.662215     822 start.go:174] Error starting host:  Error creating host: Error executing step: Running precreate checks.
 +: VBoxManage not found. Make sure VirtualBox is installed and VBoxManage is in the path
 +================================================================================
 +An error has occurred. Would you like to opt in to sending anonymized crash
 +information to minikube to help prevent future errors?
 +To opt out of these messages, run the command:
 + minikube config set WantReportErrorPrompt false
 +================================================================================
 +Please enter your response [Y/n]: 
 +</code>
 +
 +J'ai eu une autre erreur où il me dit de faire un ''minikube delete'' suivi d'un ''minikube start'' (et où il se plaint déjà d'un problème de permissions...
 +<code bash>
 +$ minikube start
 +Starting local Kubernetes v1.10.0 cluster...
 +Starting VM...
 +E1115 14:54:06.331331   30870 start.go:168] Error starting host: Error loading existing host. Please try running [minikube delete], then run [minikube start] again.: Error loading host from store: open /home/simon/.minikube/machines/minikube/config.json: permission denied.
 +
 + Retrying.
 +E1115 14:54:06.331499   30870 start.go:174] Error starting host:  Error loading existing host. Please try running [minikube delete], then run [minikube start] again.: Error loading host from store: open /home/simon/.minikube/machines/minikube/config.json: permission denied
 +================================================================================
 +An error has occurred. Would you like to opt in to sending anonymized crash
 +information to minikube to help prevent future errors?
 +To opt out of these messages, run the command:
 +    minikube config set WantReportErrorPrompt false
 +================================================================================
 +Please enter your response [Y/n]:   
 +</code>
 +
 +J'essaye de faire le ''minikube delete'' comme conseillé.
 +<code bash>
 +$ minikube delete
 +Deleting local Kubernetes cluster...
 +Errors occurred deleting machine:  Error deleting host: minikube: Error loading host from store: open /home/simon/.minikube/machines/minikube/config.json: permission denied
 +</code>
 +
 +Encore un problème de permissions... C'est quoi les permissions sur ce dossier ?
 +<code bash>
 +$ ls -al /home/simon/.minikube/
 +drwxr-xr-x    - root 25 oct 17:03 addons
 +.rw-r--r-- 1,3k root 25 oct 17:12 apiserver.crt
 +.rw------- 1,7k root 25 oct 17:12 apiserver.key
 +.rw-r--r-- 1,1k root 25 oct 17:12 ca.crt
 +.rw------- 1,7k root 25 oct 17:12 ca.key
 +.r----x--x 1,0k root 25 oct 17:08 ca.pem
 +drwxr-xr-x    - root 25 oct 17:08 cache
 +.r----x--x 1,1k root 25 oct 17:08 cert.pem
 +drwxr-xr-x    - root 25 oct 17:08 certs
 +.rw-r--r-- 1,1k root 25 oct 17:12 client.crt
 +.rw------- 1,7k root 25 oct 17:12 client.key
 +drwxr-xr-x    - root 25 oct 17:03 config
 +drwxr-xr-x    - root 25 oct 17:03 files
 +.r----x--x 1,7k root 25 oct 17:08 key.pem
 +drwxr-xr-x    - root 25 oct 17:03 logs
 +drwxr-xr-x    - root 25 oct 17:08 machines
 +drwx------    - root 25 oct 17:08 profiles
 +.rw-r--r-- 1,1k root 25 oct 17:12 proxy-client-ca.crt
 +.rw------- 1,7k root 25 oct 17:12 proxy-client-ca.key
 +.rw-r--r-- 1,1k root 25 oct 17:12 proxy-client.crt
 +.rw------- 1,7k root 25 oct 17:12 proxy-client.key
 +</code>
 +
 +==== Résolution et lancement de minikube ====
 +Les permissions étaient en root partout ! C'est pour ça que ça coinçait !
 +<code bash>
 +$ sudo chown -R simon:simon /home/simon/.minikube/
 +
 +$ minikube start
 +Starting local Kubernetes v1.10.0 cluster...
 +Starting VM...
 +Getting VM IP address...
 +Moving files into cluster...
 +Setting up certs...
 +Connecting to cluster...
 +Setting up kubeconfig...
 +Starting cluster components...
 +Kubectl is now configured to use the cluster.
 +Loading cached images from config file.
 +</code>
 +
 +**Yes!** Minikube est lancé !