mirror of
https://github.com/kubernetes/kubernetes.git
synced 2026-02-03 20:40:26 -05:00
219 lines
12 KiB
Bash
Executable file
219 lines
12 KiB
Bash
Executable file
#!/usr/bin/env bash
|
|
|
|
# Copyright 2025 The Kubernetes Authors.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
set -o errexit
|
|
set -o nounset
|
|
set -o pipefail
|
|
|
|
run_kuberc_tests() {
|
|
set -o nounset
|
|
set -o errexit
|
|
|
|
create_and_use_new_namespace
|
|
kube::log::status "Testing kubectl kuberc set commands"
|
|
|
|
KUBERC_FILE="${TMPDIR:-/tmp}"/kuberc_file
|
|
cat > "$KUBERC_FILE" << EOF
|
|
apiVersion: kubectl.config.k8s.io/v1beta1
|
|
kind: Preference
|
|
EOF
|
|
|
|
# Build up the kuberc file using kubectl kuberc set commands
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --command=apply --option=server-side=true --option=dry-run=server --option=validate=strict
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --command=delete --option=interactive=true
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --command=get --option=namespace=test-kuberc-ns --option=output=json
|
|
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=crns --command="create namespace" --appendarg=test-kuberc-ns
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=getn --command=get --prependarg=namespace --option=output=wide
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=crole --command="create role" --option=verb=get,watch
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=getrole --command=get --option=output=json
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=runx --command=run --option=image=nginx --option=labels=app=test,env=test --option=env=DNS_DOMAIN=test --option=namespace=test-kuberc-ns --appendarg=test-pod-2 --appendarg=-- --appendarg=custom-arg1 --appendarg=custom-arg2
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=setx --command="set image" --appendarg=pod/test-pod-2 --appendarg=test-pod-2=busybox
|
|
|
|
kube::log::status "Testing kubectl kuberc view commands"
|
|
# Test: kubectl kuberc view
|
|
output_message=$(kubectl kuberc view --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" "apiVersion: kubectl.config.k8s.io/v1beta1"
|
|
kube::test::if_has_string "${output_message}" "kind: Preference"
|
|
kube::test::if_has_string "${output_message}" "command: apply"
|
|
kube::test::if_has_string "${output_message}" "name: runx"
|
|
kube::test::if_has_string "${output_message}" "server-side"
|
|
kube::test::if_has_string "${output_message}" "interactive"
|
|
|
|
# Test: kubectl kuberc view with json output
|
|
output_message=$(kubectl kuberc view --kuberc="$KUBERC_FILE" -o json)
|
|
kube::test::if_has_string "${output_message}" "\"apiVersion\": \"kubectl.config.k8s.io/v1beta1\""
|
|
kube::test::if_has_string "${output_message}" "\"kind\": \"Preference\""
|
|
|
|
# Test: Attempt to set existing default without --overwrite flag should fail
|
|
output_message=$(! kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --command=get --option=output=yaml 2>&1)
|
|
kube::test::if_has_string "${output_message}" "defaults for command \"get\" already exist, use --overwrite to replace"
|
|
|
|
# Test: Now set with --overwrite flag should succeed and merge options
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --command=get --option=output=yaml --overwrite
|
|
output_message=$(kubectl kuberc view --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" "default: yaml"
|
|
# Should still have namespace option from before
|
|
kube::test::if_has_string "${output_message}" "default: test-kuberc-ns"
|
|
|
|
# Test: Attempt to set existing alias without --overwrite flag should fail
|
|
output_message=$(! kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=getn --command=get --prependarg=pods 2>&1)
|
|
kube::test::if_has_string "${output_message}" "alias \"getn\" already exists, use --overwrite to replace"
|
|
|
|
# Test: Error cases - Missing required flags
|
|
output_message=$(! kubectl kuberc set --kuberc="$KUBERC_FILE" --command=get --option=output=wide 2>&1)
|
|
kube::test::if_has_string "${output_message}" "required flag(s) \"section\" not set"
|
|
|
|
output_message=$(! kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --option=output=wide 2>&1)
|
|
kube::test::if_has_string "${output_message}" "required flag(s) \"command\" not set"
|
|
|
|
# Test: KUBERC=off with view command
|
|
output_message=$(! KUBERC=off kubectl kuberc view 2>&1)
|
|
kube::test::if_has_string "${output_message}" "KUBERC is disabled via KUBERC=off environment variable"
|
|
|
|
# Test: KUBERC=off with set command
|
|
output_message=$(! KUBERC=off kubectl kuberc set --section=defaults --command=get --option=output=wide 2>&1)
|
|
kube::test::if_has_string "${output_message}" "KUBERC is disabled via KUBERC=off environment variable"
|
|
|
|
# Restore getn alias back to "namespace" for remaining tests
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=aliases --name=getn --command=get --prependarg=namespace --option=output=wide --overwrite
|
|
# Restore get defaults back to namespace=test-kuberc-ns and output=json for remaining tests
|
|
kubectl kuberc set --kuberc="$KUBERC_FILE" --section=defaults --command=get --option=namespace=test-kuberc-ns --option=output=json --overwrite
|
|
|
|
kube::log::status "Testing kuberc aliases and defaults functionality"
|
|
|
|
# Pre-condition: the test-kuberc-ns namespace does not exist
|
|
kube::test::get_object_assert 'namespaces' "{{range.items}}{{ if eq ${id_field:?} \"test-kuberc-ns\" }}found{{end}}{{end}}:" ':'
|
|
# Alias command crns successfully creates namespace
|
|
kubectl crns --kuberc="$KUBERC_FILE"
|
|
# Post-condition: namespace 'test-kuberc-ns' is created.
|
|
kube::test::get_object_assert 'namespaces/test-kuberc-ns' "{{$id_field}}" 'test-kuberc-ns'
|
|
|
|
# Alias command crns successfully creates namespace
|
|
kubectl getn --kuberc="$KUBERC_FILE" test-kuberc-ns
|
|
# Post-condition: namespace 'test-kuberc-ns' is created.
|
|
kube::test::get_object_assert 'namespaces/test-kuberc-ns' "{{$id_field}}" 'test-kuberc-ns'
|
|
|
|
# Alias command crns successfully creates namespace
|
|
kubectl getn test-kuberc-ns --output=json --kuberc="$KUBERC_FILE"
|
|
# Post-condition: namespace 'test-kuberc-ns' is created.
|
|
kube::test::get_object_assert 'namespaces/test-kuberc-ns' "{{$id_field}}" 'test-kuberc-ns'
|
|
|
|
# check array flags are appended after implicit defaults
|
|
kubectl crole testkubercrole --verb=list --namespace test-kuberc-ns --resource=pods --kuberc="$KUBERC_FILE"
|
|
output_message=$(kubectl getrole role/testkubercrole -n test-kuberc-ns -oyaml --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'list'
|
|
kube::test::if_has_not_string "${output_message}" 'watch' 'get'
|
|
# Post-condition: remove role
|
|
kubectl delete role testkubercrole --namespace=test-kuberc-ns
|
|
|
|
# Alias run command creates a pod with the given configurations
|
|
kubectl runx --kuberc "$KUBERC_FILE"
|
|
# Post-Condition: assertion object exists
|
|
kube::test::get_object_assert 'pod/test-pod-2 --namespace=test-kuberc-ns' "{{$id_field}}" 'test-pod-2'
|
|
# Not explicitly pass namespace to assure that default flag value is used
|
|
output_message=$(kubectl get pod/test-pod-2 2>&1 "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'nginx' 'app=test' 'env=test' 'DNS_DOMAIN=test' 'custom-arg1'
|
|
# output flag is defaulted to json and assure that it is correct format
|
|
kube::test::if_has_string "${output_message}" '{'
|
|
|
|
# pass explicit invalid namespace to assure that it takes precedence over the value in kuberc
|
|
output_message=$(! kubectl get pod/test-pod-2 -n kube-system 2>&1 "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'pods "test-pod-2" not found'
|
|
|
|
# Alias set env command sets new env var
|
|
kubectl setx --kuberc="$KUBERC_FILE" -n test-kuberc-ns
|
|
# explicitly pass same namespace also defined in kuberc
|
|
output_message=$(kubectl get pod/test-pod-2 -n test-kuberc-ns 2>&1 "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'busybox'
|
|
kube::test::if_has_not_string "${output_message}" 'nginx'
|
|
|
|
# default overrides should prevent actual apply as they are all dry-run=server
|
|
# also assure that explicit flags are also passed
|
|
output_message=$(kubectl apply -n test-kuberc-ns -f hack/testdata/pod.yaml --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'serverside-applied (server dry run)'
|
|
|
|
# interactive flag is defaulted to true and prompted as no
|
|
output_message=$(kubectl delete pod/test-pod-2 -n test-kuberc-ns <<< $'n\n' --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'pod/test-pod-2'
|
|
# assure that it is not deleted
|
|
output_message=$(kubectl get pod/test-pod-2 2>&1 "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" "test-pod-2"
|
|
|
|
# verify getn alias is working or not, depending if KUBECTL_KUBERC is on or off
|
|
output_message=$(! KUBECTL_KUBERC=false kubectl getn 2>&1 "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" "error: unknown command \"getn\" for \"kubectl\""
|
|
KUBECTL_KUBERC=true kubectl getn "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE"
|
|
|
|
# verify KUBERC=off is working as expected
|
|
output_message=$(! KUBERC=off kubectl getn 2>&1 "${kube_flags[@]:?}" --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" "KUBERC=off and passing kuberc flag are mutually exclusive"
|
|
output_message=$(! KUBERC=off kubectl getn 2>&1 "${kube_flags[@]:?}")
|
|
kube::test::if_has_string "${output_message}" "error: unknown command \"getn\" for \"kubectl\""
|
|
|
|
cat > "${TMPDIR:-/tmp}"/kuberc_file_multi << EOF
|
|
---
|
|
apiVersion: kubectl.config.k8s.io/v1beta1
|
|
kind: Preference
|
|
defaults:
|
|
- command: get
|
|
options:
|
|
- name: namespace
|
|
default: "test-kuberc-ns"
|
|
- name: output
|
|
default: "json"
|
|
unknown: invalid
|
|
---
|
|
apiVersion: kubectl.config.k8s.io/notexist
|
|
kind: Preference
|
|
overrides:
|
|
- command: get
|
|
flags:
|
|
- name: namespace
|
|
default: "test-kuberc-ns"
|
|
- name: output
|
|
default: "json"
|
|
EOF
|
|
|
|
# assure that it is not deleted
|
|
output_message=$(kubectl get pod/test-pod-2 2>&1 "${kube_flags[@]:?}" --kuberc="${TMPDIR:-/tmp}"/kuberc_file_multi)
|
|
# assure that correct kuberc is found and printed in output_message
|
|
kube::test::if_has_string "${output_message}" "test-pod-2"
|
|
# assure that warning message is also printed for the notexist kuberc version
|
|
kube::test::if_has_string "${output_message}" "strict decoding error" "unknown"
|
|
|
|
touch "${TMPDIR:-/tmp}"/empty_kuberc_file
|
|
output_message=$(kubectl get namespace test-kuberc-ns 2>&1 "${kube_flags[@]:?}" --kuberc="${TMPDIR:-/tmp}"/empty_kuberc_file)
|
|
kube::test::if_has_not_string "${output_message}" "kuberc: no preferences found in"
|
|
output_message=$(kubectl get namespace test-kuberc-ns 2>&1 "${kube_flags[@]:?}" --kuberc="${TMPDIR:-/tmp}"/empty_kuberc_file -v=5)
|
|
kube::test::if_has_string "${output_message}" "kuberc: no preferences found in"
|
|
output_message=$(kubectl get namespace test-kuberc-ns 2>&1 -v 5 "${kube_flags[@]:?}" --kuberc="${TMPDIR:-/tmp}"/empty_kuberc_file)
|
|
kube::test::if_has_string "${output_message}" "kuberc: no preferences found in"
|
|
output_message=$(kubectl get namespace test-kuberc-ns 2>&1 "${kube_flags[@]:?}" --v=5 --kuberc="${TMPDIR:-/tmp}"/empty_kuberc_file)
|
|
kube::test::if_has_string "${output_message}" "kuberc: no preferences found in"
|
|
output_message=$(kubectl get --v 5 namespace test-kuberc-ns 2>&1 "${kube_flags[@]:?}" --kuberc="${TMPDIR:-/tmp}"/empty_kuberc_file)
|
|
kube::test::if_has_string "${output_message}" "kuberc: no preferences found in"
|
|
|
|
# explicitly overwriting the value that is also defaulted in kuberc and
|
|
# assure that explicit value supersedes
|
|
output_message=$(kubectl delete namespace/test-kuberc-ns --interactive=false --kuberc="$KUBERC_FILE")
|
|
kube::test::if_has_string "${output_message}" 'namespace "test-kuberc-ns" deleted'
|
|
|
|
rm "${TMPDIR:-/tmp}"/kuberc_file
|
|
|
|
set +o nounset
|
|
set +o errexit
|
|
}
|