alias k='kubectl ' alias kshell='kubectl run -it shell --image bash --restart Never --rm -- sh' kiam () { kubectl run -it shell --image docker-tiocoreeng-apps-virtual.bts.artifactory.tio.systems/aws-cli:latest --env=AWS_DEFAULT_REGION=eu-west-1 --overrides="{ \"metadata\": { \"annotations\": { \"iam.amazonaws.com/role\": \"$1\" } } }" --command bash --restart Never --rm } kube-ssh() { sh -c "$(curl -sSL https://raw.githubusercontent.com/AverageMarcus/kube-ssh/master/ssh.sh)" } kube-forward() { if [ -n "$ZSH_VERSION" ]; then setopt LOCAL_OPTIONS NO_NOTIFY NO_MONITOR fi IFS=$'\n' SERVICES=( $(kubectl get service --no-headers -o json | jq '[.items[] | select(.metadata.annotations."kube-forward" != "false")] | (.[] | .metadata.name + "\t" + ([.spec.ports[].port] | join(",")))' -r | column -t) ) unset IFS TO_KILL=() cleanup() { echo "\nClosing connections..." for pid in "${TO_KILL[@]}" do (kill -2 $pid) &> /dev/null done trap - INT TERM } trap 'cleanup' INT TERM HOST_PORT=9001 echo "Forwarding..." for s in "${SERVICES[@]}" do SERVICE=( $(echo $s) ) if [ -n "$ZSH_VERSION" ]; then NAME=${SERVICE[1]} PORT=${SERVICE[2]} else NAME=${SERVICE[0]} PORT=${SERVICE[1]} fi PORTS=($(echo $PORT | tr "," "\n")) for PORT in "${PORTS[@]}" do (kubectl port-forward svc/$NAME $HOST_PORT:$PORT > /dev/null 2>&1) & BG_PID=$! if `curl -s -o /dev/null --retry 5 --retry-delay 0 --retry-connrefused -m 3 http://localhost:$HOST_PORT` then echo "\e[1m$NAME:$PORT\e[0m ➡ \e[34mhttp://localhost:$HOST_PORT\e[0m" TO_KILL+=($BG_PID) ((HOST_PORT=HOST_PORT+1)) else (kill -2 $BG_PID) &> /dev/null fi done done echo "\n\e[2m(Use [Ctl + C] to exit)" cat if [ -n "$BASH_VERSION" ]; then cleanup fi } source <(kubectl completion zsh) ## Merge multiple kubeconfigs function join_by { local d=$1; shift; echo -n "$1"; shift; printf "%s" "${@/#/$d}"; } KUBECONFIG="$HOME/.kube/config" OTHER_CLUSTERS="$(join_by :$HOME/.kube/clusters/ $(echo $HOME/.kube/clusters/$(/bin/ls $HOME/.kube/clusters)))" export KUBECONFIG=$KUBECONFIG:$OTHER_CLUSTERS ## Kubectl exec kx () { local pod=($(kubectl get pods --all-namespaces -owide | fzf | awk '{print $1, $2}')) local cmd=${@:-"sh"} echo kubectl exec -it --namespace $pod[1] $pod[2] $cmd kubectl exec -it --namespace $pod[1] $pod[2] $cmd } ## Kubectl logs kl () { local pod=($(kubectl get pods --all-namespaces -owide | fzf | awk '{print $1, $2}')) local attr=${@:-""} echo kubectl logs -f $attr --namespace $pod[1] $pod[2] kubectl logs -f $attr --namespace $pod[1] $pod[2] } ## Display everything kall () { kubectl get all --all-namespaces } kctx () { KUBECONFIG="$HOME/.kube/config" OTHER_CLUSTERS="$(join_by :$HOME/.kube/clusters/ $(echo $HOME/.kube/clusters/$(ls $HOME/.kube/clusters)))" export KUBECONFIG=$KUBECONFIG:$OTHER_CLUSTERS kubectx $@ } k-version-test() { VERSION="" FILES="" while test $# -gt 0; do case "$1" in -v|--version) shift VERSION=$1 shift ;; -f|--files) shift FILES=$1 shift ;; -h|--help) echo "k-version-test - test Kubernetes manifest files against different versions of Kubernetes" echo " " echo "k-version-test [options]" echo " " echo "Options:" echo "-h, --help show this help text" echo "-v, --version the version of kubernetes to test against" echo "-f, --files the manifest file(s) to test against" return 0 ;; *) break ;; esac done which kind &> /dev/null || (echo "'kind' not installed. Follow install instructions here: https://github.com/kubernetes-sigs/kind/"; return 1) if [ ! -z $VERSION ]; then TAG=$(curl -s 'https://registry.hub.docker.com/v2/repositories/kindest/node/tags/' | jq '."results" | map(.name | select(startswith("v'$VERSION'"))) | .[0]' | xargs) kind create cluster --image kindest/node:$TAG else kind create cluster fi echo if kubectl apply --dry-run -f $FILES ; then echo "\n☸️ Kubernetes $VERSION. Result: ✅\n" else echo "\n☸️ Kubernetes $VERSION. Result: ❌\n" fi kind delete cluster } fix-broken-replicasets() { kubectl get replicasets --all-namespaces -o jsonpath='{range .items[?(@.status.replicas==0)]}--namespace {@.metadata.namespace} {@.metadata.name};{end}' | tr ";" "\n" | xargs -I {} sh -c "kubectl delete rs {}" } source <(tkn completion zsh)