Some usefull kubectl commands

gistfile1.sh

#
# Some usefull kubectl commands
#
function kube-find-namespace() {
  kubectl get namespaces | tail -n +2 | fzf -q "$1" | awk '/(.*)/ {print $1}'
}
function kube-app-pod() {
  local namespace
  namespace=$1
  kubectl get pods --field-selector status.phase=Running -n "$namespace" | awk '/(.*)-app-(.*) / {print $1}' | head -n 1
}
function kube-rc() {
  local namespace
  namespace="$(kube-find-namespace "$1")"
  local pod
  pod="$(kube-app-pod "$namespace")"
  echo "Dropping into rails console on $pod in $namespace"
  kubectl exec -it "$pod" -n "$namespace" -- rails c
}
function kube-ssh() {
  local namespace
  namespace="$(kube-find-namespace "$1")"
  local pod
  pod="$(kube-app-pod "$namespace")"
  echo "Dropping into bash on $pod in $namespace"
  kubectl exec -it "$pod" -n "$namespace" bash
}
function kube-log() {
  local namespace
  namespace="$(kube-find-namespace "$1")"
  local pod
  pod="$(kube-app-pod "$namespace")"
  echo "Tailing logs on $pod in $namespace"
  kubectl logs "$pod" -n "$namespace" -f
}
alias kssh="kube-ssh"
alias krc="kube-rc"
alias klog="kube-log"