functions/SoftwareInstall/SetupNewMasterNode.ps1
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<#
.SYNOPSIS SetupNewMasterNode .DESCRIPTION SetupNewMasterNode .INPUTS SetupNewMasterNode - The name of SetupNewMasterNode .OUTPUTS None .EXAMPLE SetupNewMasterNode .EXAMPLE SetupNewMasterNode #> function SetupNewMasterNode() { [CmdletBinding()] param ( [Parameter(Mandatory=$true)] [ValidateNotNullOrEmpty()] [string] $baseUrl ) Write-Verbose 'SetupNewMasterNode: Starting' [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSAvoidUsingCmdletAliases", "", Justification="We're calling linux commands")] [hashtable]$Return = @{} [string] $u = "$(whoami)" Write-Host "User name: $u" # for calico network plugin # Write-Host "running kubeadm init for calico" # sudo kubeadm init --kubernetes-version=v1.9.6 --pod-network-cidr=10.244.0.0/16 --feature-gates CoreDNS=true # CLUSTER_DNS_CORE_DNS="true" $kubernetesImagesversion = $globals.kubernetesImagesversion sudo kubeadm config images pull --kubernetes-version=v${kubernetesImagesversion} --v 9 $result = $LastExitCode if($result -ne 0){ throw "kubeadm config: $result" } $globals # Write-Host "running kubeadm init for flannel" # for flannel network plugin # sudo kubeadm init --kubernetes-version=v${kubernetesversion} --pod-network-cidr=10.244.0.0/16 --feature-gates CoreDNS=true # https://kubernetes.io/docs/reference/setup-tools/kubeadm/kubeadm-init/ sudo kubeadm init ` --kubernetes-version=v${kubernetesImagesversion} ` --pod-network-cidr=10.244.0.0/16 ` --skip-token-print ` --v 1 ` --apiserver-cert-extra-sans $(hostname --fqdn) $result = $LastExitCode if($result -ne 0){ Write-Host $result throw "Error running kubeadm init: $result" } Write-Host "Troubleshooting kubeadm: https://kubernetes.io/docs/setup/independent/troubleshooting-kubeadm/" # which CNI plugin to use: https://chrislovecnm.com/kubernetes/cni/choosing-a-cni-provider/ # for logs, sudo journalctl -xeu kubelet Write-Host "copying kube config to $HOME/.kube/config" mkdir -p $HOME/.kube sudo cp -f /etc/kubernetes/admin.conf $HOME/.kube/config Write-Host "sudo chown $(id -u):$(id -g) $HOME/.kube/config" sudo chown "$(id -u):$(id -g)" $HOME/.kube/config # calico # from https://docs.projectcalico.org/v3.0/getting-started/kubernetes/installation/hosted/kubeadm/ # Write-Host "enabling calico network plugin" # http://leebriggs.co.uk/blog/2017/02/18/kubernetes-networking-calico.html # kubectl apply -f ${baseUrl}/kubernetes/cni/calico.yaml # flannel # kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/v0.9.1/Documentation/kube-flannel.yml Write-Host "enabling flannel network plugin" # kubectl apply -f ${baseUrl}/kubernetes/cni/flannel.yaml kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml Write-Host "sleeping 10 secs to wait for pods" Start-Sleep 10 Write-Host "adding cni0 network interface to trusted zone" sudo firewall-cmd --zone=trusted --add-interface cni0 --permanent # sudo firewall-cmd --zone=trusted --add-interface docker0 --permanent sudo firewall-cmd --reload Write-Host "kubelet status" sudo systemctl status kubelet -l $result = $LastExitCode if($result -ne 0){ throw "systemctl status kubelet: $result" } # enable master to run containers # kubectl taint nodes --all node-role.kubernetes.io/master- # kubectl create -f "${baseUrl}/azure/cafe-kube-dns.yml" Write-Host "nodes" kubectl get nodes $result = $LastExitCode if($result -ne 0){ throw "kubectl get nodes: $result" } Write-Host "sleep for 10 secs" Start-Sleep 10 Write-Host "current pods" kubectl get pods -n kube-system -o wide Write-Host "waiting for pods to run" WaitForPodsInNamespace kube-system 5 Write-Host "current pods" kubectl get pods -n kube-system -o wide if (!(Test-Path C:\Windows -PathType Leaf)) { Write-Host "creating /mnt/data" sudo mkdir -p "/mnt/data" Write-Host "sudo chown $(id -u):$(id -g) /mnt/data" sudo chown "$(id -u):$(id -g)" "/mnt/data" sudo chmod -R 777 "/mnt/data" } AddFirewallPort -port "6661/tcp" -name "Mirth" AddFirewallPort -port "5671/tcp" -name "RabbitMq" AddFirewallPort -port "3307/tcp" -name "MySql" Write-Host "reloading firewall" sudo firewall-cmd --reload Write-Host "enabling autocomplete for kubectl" echo "source <(kubectl completion bash)" >> ~/.bashrc Write-Verbose 'SetupNewMasterNode: Done' return $Return } Export-ModuleMember -Function 'SetupNewMasterNode' |