fix example/envs.sh: use CO_NAMESPACE (#613)

Signed-off-by: Mathis Raguin <[email protected]>

Author: Sayrus

examples/envs.sh

@@ -6,17 +6,27 @@ export CO_CMD=kubectl
 export COROOT=$GOPATH/src/github.com/crunchydata/postgres-operator
 export CO_IMAGE_PREFIX=crunchydata
 export CO_BASEOS=centos7
-export CO_VERSION=3.5.0
+export CO_VERSION=3.5.1
 export CO_IMAGE_TAG=$CO_BASEOS-$CO_VERSION
 
 # for the pgo CLI auth
 export PGO_CA_CERT=$COROOT/conf/postgres-operator/server.crt
 export PGO_CLIENT_CERT=$COROOT/conf/postgres-operator/server.crt
 export PGO_CLIENT_KEY=$COROOT/conf/postgres-operator/server.key
 
-# useful aliases
-alias setip='export CO_APISERVER_URL=https://`kubectl get service postgres-operator -o=jsonpath="{.spec.clusterIP}"`:8443'
-alias alog='kubectl logs `kubectl get pod --selector=name=postgres-operator -o jsonpath="{.items[0].metadata.name}"` -c apiserver'
-alias olog='kubectl logs `kubectl get pod --selector=name=postgres-operator -o jsonpath="{.items[0].metadata.name}"` -c operator'
-alias slog='kubectl logs `kubectl get pod --selector=name=postgres-operator -o jsonpath="{.items[0].metadata.name}"` -c scheduler'
+# useful functions
+setip() {
+	export CO_APISERVER_URL=https://`kubectl -n "$CO_NAMESPACE" get service postgres-operator -o=jsonpath="{.spec.clusterIP}"`:8443
+}
 
+alog() {
+	kubectl  -n "$CO_NAMESPACE" logs `kubectl  -n "$CO_NAMESPACE" get pod --selector=name=postgres-operator -o jsonpath="{.items[0].metadata.name}"` -c apiserver
+}
+
+olog() {
+	kubectl  -n "$CO_NAMESPACE" logs `kubectl  -n "$CO_NAMESPACE" get pod --selector=name=postgres-operator -o jsonpath="{.items[0].metadata.name}"` -c operator
+}
+
+slog() {
+	kubectl  -n "$CO_NAMESPACE" logs `kubectl  -n "$CO_NAMESPACE" get pod --selector=name=postgres-operator -o jsonpath="{.items[0].metadata.name}"` -c scheduler
+}