From ec994aff892c4f8901b59520d3a8a94ef87887b3 Mon Sep 17 00:00:00 2001
From: Chad Metcalf <metcalfc@gmail.com>
Date: Mon, 26 Nov 2018 12:21:21 -0800
Subject: [PATCH] Check for kubectl.exe on Windows (#96)

On the various flavors of bash for Windows kubectl won't resolve as the binary is kubectl.exe.
Simple aliasing doesn't seem to work. So test for both otherwise fail with a not found error.
---
 kubectx | 25 +++++++++++++++----------
 kubens  | 21 ++++++++++++++-------
 2 files changed, 29 insertions(+), 17 deletions(-)

diff --git a/kubectx b/kubectx
index dcc4b9e..0cd56f3 100755
--- a/kubectx
+++ b/kubectx
@@ -46,11 +46,11 @@ exit_err() {
 }
 
 current_context() {
-  kubectl config view -o=jsonpath='{.current-context}'
+  $KUBECTL config view -o=jsonpath='{.current-context}'
 }
 
 get_contexts() {
-  kubectl config get-contexts -o=name | sort -n
+  $KUBECTL config get-contexts -o=name | sort -n
 }
 
 list_contexts() {
@@ -93,7 +93,7 @@ save_context() {
 }
 
 switch_context() {
-  kubectl config use-context "${1}"
+  $KUBECTL config use-context "${1}"
 }
 
 choose_context_interactive() {
@@ -129,7 +129,7 @@ swap_context() {
 }
 
 context_exists() {
-  grep -q ^"${1}"\$ <(kubectl config get-contexts -o=name)
+  grep -q ^"${1}"\$ <($KUBECTL config get-contexts -o=name)
 }
 
 rename_context() {
@@ -142,10 +142,10 @@ rename_context() {
 
   if context_exists "${new_name}"; then
     echo "Context \"${new_name}\" exists, deleting..." >&2
-    kubectl config delete-context "${new_name}" 1>/dev/null 2>&1
+    $KUBECTL config delete-context "${new_name}" 1>/dev/null 2>&1
   fi
 
-  kubectl config rename-context "${old_name}" "${new_name}"
+  $KUBECTL config rename-context "${old_name}" "${new_name}"
 }
 
 delete_contexts() {
@@ -161,14 +161,19 @@ delete_context() {
     ctx="$(current_context)" || exit_err "error getting current context"
   fi
   echo "Deleting context \"${ctx}\"..." >&2
-  kubectl config delete-context "${ctx}"
+  $KUBECTL config delete-context "${ctx}"
 }
 
 main() {
-  if ! hash kubectl 2>/dev/null; then
-   echo >&2 "kubectl is not installed"
-   exit 1
+  if hash kubectl 2>/dev/null; then
+    KUBECTL=kubectl
+  elif hash kubectl.exe 2>/dev/null; then
+    KUBECTL=kubectl.exe
+  else
+    echo >&2 "kubectl is not installed"
+    exit 1
   fi
+
   if [[ "$#" -eq 0 ]]; then
     if [[ -t 1 &&  -z "${KUBECTX_IGNORE_FZF:-}" && "$(type fzf &>/dev/null; echo $?)" -eq 0 ]]; then
       choose_context_interactive
diff --git a/kubens b/kubens
index 4b811c1..04bd9f4 100755
--- a/kubens
+++ b/kubens
@@ -41,9 +41,11 @@ exit_err() {
 
 current_namespace() {
   local cur_ctx
+
   cur_ctx="$(current_context)" || exit_err "error getting current context"
-  ns="$(kubectl config view -o=jsonpath="{.contexts[?(@.name==\"${cur_ctx}\")].context.namespace}")" \
+  ns="$($KUBECTL config view -o=jsonpath="{.contexts[?(@.name==\"${cur_ctx}\")].context.namespace}")" \
      || exit_err "error getting current namespace"
+
   if [[ -z "${ns}" ]]; then
     echo "default"
   else
@@ -52,11 +54,11 @@ current_namespace() {
 }
 
 current_context() {
-  kubectl config view -o=jsonpath='{.current-context}'
+  $KUBECTL config view -o=jsonpath='{.current-context}'
 }
 
 get_namespaces() {
-  kubectl get namespaces -o=jsonpath='{range .items[*].metadata.name}{@}{"\n"}{end}'
+  $KUBECTL get namespaces -o=jsonpath='{range .items[*].metadata.name}{@}{"\n"}{end}'
 }
 
 escape_context_name() {
@@ -88,7 +90,7 @@ save_namespace() {
 
 switch_namespace() {
   local ctx="${1}"
-  kubectl config set-context "${ctx}" --namespace="${2}"
+  $KUBECTL config set-context "${ctx}" --namespace="${2}"
   echo "Active namespace is \"${2}\".">&2
 }
 
@@ -163,10 +165,15 @@ swap_namespace() {
 }
 
 main() {
-  if ! hash kubectl 2>/dev/null; then
-   echo >&2 "kubectl is not installed"
-   exit 1
+  if hash kubectl 2>/dev/null; then
+    KUBECTL=kubectl
+  elif hash kubectl.exe  2>/dev/null; then
+    KUBECTL=kubectl.exe
+  else
+    echo >&2 "kubectl is not installed"
+    exit 1
   fi
+
   if [[ "$#" -eq 0 ]]; then
     if [[ -t 1 && -z ${KUBECTX_IGNORE_FZF:-} && "$(type fzf &>/dev/null; echo $?)" -eq 0 ]]; then
       choose_namespace_interactive