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Use kubectl to get k8s context and namespace (#312)

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Add a way to get the current kubernetes context and default namespace in use using `kubectl`
This commit is contained in:
Caio Cezar Zapater de Souza
2019-09-12 12:11:36 -03:00
committed by Caio Gondim
parent cf54c3b9bd
commit 6a7b1ab36f
2 changed files with 25 additions and 9 deletions
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@@ -161,6 +161,15 @@ fi
if [ ! -n "${BULLETTRAIN_KCTX_PREFIX+1}" ]; then
BULLETTRAIN_KCTX_PREFIX="⎈"
fi
if [ ! -n "${BULLETTRAIN_KCTX_KCONFIG+1}" ]; then
BULLETTRAIN_KCTX_KCONFIG="${HOME}/.kube/config"
fi
if [ ! -n "${BULLETTRAIN_KCTX_KUBECTL+1}" ]; then
BULLETTRAIN_KCTX_KUBECTL="true"
fi
if [ ! -n "${BULLETTRAIN_KCTX_NAMESPACE+1}" ]; then
BULLETTRAIN_KCTX_NAMESPACE="true"
fi
# ELIXIR
if [ ! -n "${BULLETTRAIN_ELIXIR_BG+1}" ]; then
@@ -552,13 +561,14 @@ prompt_rust() {
# Kubernetes Context
prompt_kctx() {
if [[ ! -n $BULLETTRAIN_KCTX_KCONFIG ]]; then
return
fi
if command -v kubectl > /dev/null 2>&1; then
if [[ -f $BULLETTRAIN_KCTX_KCONFIG ]]; then
prompt_segment $BULLETTRAIN_KCTX_BG $BULLETTRAIN_KCTX_FG $BULLETTRAIN_KCTX_PREFIX" $(cat $BULLETTRAIN_KCTX_KCONFIG|grep current-context| awk '{print $2}')"
fi
if [[ "$BULLETTRAIN_KCTX_KUBECTL" == "true" ]] && command -v kubectl > /dev/null 2>&1; then
local jsonpath='{.current-context}'
if [[ "$BULLETTRAIN_KCTX_NAMESPACE" == "true" ]]; then
jsonpath="${jsonpath}{':'}{..namespace}"
fi
prompt_segment $BULLETTRAIN_KCTX_BG $BULLETTRAIN_KCTX_FG $BULLETTRAIN_KCTX_PREFIX" $(kubectl config view --minify --output "jsonpath=${jsonpath}" 2>/dev/null)"
elif [[ -f $BULLETTRAIN_KCTX_KCONFIG ]]; then
prompt_segment $BULLETTRAIN_KCTX_BG $BULLETTRAIN_KCTX_FG $BULLETTRAIN_KCTX_PREFIX" $(cat $BULLETTRAIN_KCTX_KCONFIG | grep current-context | awk '{print $2}')"
fi
}