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Check for kubectl.exe on Windows (#96)

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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.
This commit is contained in:
Chad Metcalf 2018-11-26 12:21:21 -08:00 committed by Ahmet Alp Balkan
parent 3aeb4e76d2
commit ec994aff89
2 changed files with 29 additions and 17 deletions
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25
kubectx
View File

@ -46,11 +46,11 @@ exit_err() {
} }
current_context() { current_context() {
kubectl config view -o=jsonpath='{.current-context}' $KUBECTL config view -o=jsonpath='{.current-context}'
} }
get_contexts() { get_contexts() {
kubectl config get-contexts -o=name | sort -n $KUBECTL config get-contexts -o=name | sort -n
} }
list_contexts() { list_contexts() {
@ -93,7 +93,7 @@ save_context() {
} }
switch_context() { switch_context() {
kubectl config use-context "${1}" $KUBECTL config use-context "${1}"
} }
choose_context_interactive() { choose_context_interactive() {
@ -129,7 +129,7 @@ swap_context() {
} }
context_exists() { context_exists() {
grep -q ^"${1}"\$ <(kubectl config get-contexts -o=name) grep -q ^"${1}"\$ <($KUBECTL config get-contexts -o=name)
} }
rename_context() { rename_context() {
@ -142,10 +142,10 @@ rename_context() {
if context_exists "${new_name}"; then if context_exists "${new_name}"; then
echo "Context \"${new_name}\" exists, deleting..." >&2 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 fi
kubectl config rename-context "${old_name}" "${new_name}" $KUBECTL config rename-context "${old_name}" "${new_name}"
} }
delete_contexts() { delete_contexts() {
@ -161,14 +161,19 @@ delete_context() {
ctx="$(current_context)" || exit_err "error getting current context" ctx="$(current_context)" || exit_err "error getting current context"
fi fi
echo "Deleting context \"${ctx}\"..." >&2 echo "Deleting context \"${ctx}\"..." >&2
kubectl config delete-context "${ctx}" $KUBECTL config delete-context "${ctx}"
} }
main() { main() {
if ! hash kubectl 2>/dev/null; then if hash kubectl 2>/dev/null; then
echo >&2 "kubectl is not installed" KUBECTL=kubectl
exit 1 elif hash kubectl.exe 2>/dev/null; then
KUBECTL=kubectl.exe
else
echo >&2 "kubectl is not installed"
exit 1
fi fi
if [[ "$#" -eq 0 ]]; then if [[ "$#" -eq 0 ]]; then
if [[ -t 1 && -z "${KUBECTX_IGNORE_FZF:-}" && "$(type fzf &>/dev/null; echo $?)" -eq 0 ]]; then if [[ -t 1 && -z "${KUBECTX_IGNORE_FZF:-}" && "$(type fzf &>/dev/null; echo $?)" -eq 0 ]]; then
choose_context_interactive choose_context_interactive

21
kubens
View File

@ -41,9 +41,11 @@ exit_err() {
current_namespace() { current_namespace() {
local cur_ctx local cur_ctx
cur_ctx="$(current_context)" || exit_err "error getting current context" cur_ctx="$(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==\"${cur_ctx}\")].context.namespace}")" \
|| exit_err "error getting current namespace" || exit_err "error getting current namespace"
if [[ -z "${ns}" ]]; then if [[ -z "${ns}" ]]; then
echo "default" echo "default"
else else
@ -52,11 +54,11 @@ current_namespace() {
} }
current_context() { current_context() {
kubectl config view -o=jsonpath='{.current-context}' $KUBECTL config view -o=jsonpath='{.current-context}'
} }
get_namespaces() { get_namespaces() {
kubectl get namespaces -o=jsonpath='{range .items[*].metadata.name}{@}{"\n"}{end}' $KUBECTL get namespaces -o=jsonpath='{range .items[*].metadata.name}{@}{"\n"}{end}'
} }
escape_context_name() { escape_context_name() {
@ -88,7 +90,7 @@ save_namespace() {
switch_namespace() { switch_namespace() {
local ctx="${1}" local ctx="${1}"
kubectl config set-context "${ctx}" --namespace="${2}" $KUBECTL config set-context "${ctx}" --namespace="${2}"
echo "Active namespace is \"${2}\".">&2 echo "Active namespace is \"${2}\".">&2
} }
@ -163,10 +165,15 @@ swap_namespace() {
} }
main() { main() {
if ! hash kubectl 2>/dev/null; then if hash kubectl 2>/dev/null; then
echo >&2 "kubectl is not installed" KUBECTL=kubectl
exit 1 elif hash kubectl.exe 2>/dev/null; then
KUBECTL=kubectl.exe
else
echo >&2 "kubectl is not installed"
exit 1
fi fi
if [[ "$#" -eq 0 ]]; then if [[ "$#" -eq 0 ]]; then
if [[ -t 1 && -z ${KUBECTX_IGNORE_FZF:-} && "$(type fzf &>/dev/null; echo $?)" -eq 0 ]]; then if [[ -t 1 && -z ${KUBECTX_IGNORE_FZF:-} && "$(type fzf &>/dev/null; echo $?)" -eq 0 ]]; then
choose_namespace_interactive choose_namespace_interactive