1#!/usr/bin/env bash
2
3# Copyright 2018 The Kubernetes Authors.
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9# http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17set -o errexit
18set -o nounset
19set -o pipefail
20
21########################################################
22# Kubectl version (--client, --output) #
23########################################################
24run_kubectl_version_tests() {
25 set -o nounset
26 set -o errexit
27
28 kube::log::status "Testing kubectl version"
29 TEMP="${KUBE_TEMP}"
30
31 kubectl get "${kube_flags[@]:?}" --raw /version
32
33 # create version files, one for the client, one for the server.
34 # these are the files we will use to ensure that the remainder output is correct
35 kube::test::version::object_to_file "Client" "" "${TEMP}/client_version_test"
36 kube::test::version::object_to_file "Server" "" "${TEMP}/server_version_test"
37
38 kube::log::status "Testing kubectl version: check client only output matches expected output"
39 kube::test::version::object_to_file "Client" "--client" "${TEMP}/client_only_version_test"
40 set +e pipefail # Turn off bash options, since this command pipes empty text.
41 kube::test::version::object_to_file "Server" "--client" "${TEMP}/server_client_only_version_test"
42 set -e pipefail # Reset bash options
43 kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_only_version_test" "the flag '--client' shows correct client info"
44 kube::test::version::diff_assert "${TEMP}/server_version_test" "ne" "${TEMP}/server_client_only_version_test" "the flag '--client' correctly has no server version info"
45
46 kube::log::status "Testing kubectl version: verify json output"
47 kube::test::version::json_client_server_object_to_file "" "clientVersion.gitVersion" "${TEMP}/client_json_version_test"
48 kube::test::version::json_client_server_object_to_file "" "serverVersion.gitVersion" "${TEMP}/server_json_version_test"
49 kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_json_version_test" "--output json has correct client info"
50 kube::test::version::diff_assert "${TEMP}/server_version_test" "eq" "${TEMP}/server_json_version_test" "--output json has correct server info"
51
52 kube::log::status "Testing kubectl version: verify json output using additional --client flag does not contain serverVersion"
53 kube::test::version::json_client_server_object_to_file "--client" "clientVersion.gitVersion" "${TEMP}/client_only_json_version_test"
54 kube::test::version::json_client_server_object_to_file "--client" "serverVersion.gitVersion" "${TEMP}/server_client_only_json_version_test"
55 kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_only_json_version_test" "--client --output json has correct client info"
56 kube::test::version::diff_assert "${TEMP}/server_version_test" "ne" "${TEMP}/server_client_only_json_version_test" "--client --output json has no server info"
57
58 kube::log::status "Testing kubectl version: compare json output with yaml output"
59 kube::test::version::json_object_to_file "" "${TEMP}/client_server_json_version_test"
60 kube::test::version::yaml_object_to_file "" "${TEMP}/client_server_yaml_version_test"
61 kube::test::version::diff_assert "${TEMP}/client_server_json_version_test" "eq" "${TEMP}/client_server_yaml_version_test" "--output json/yaml has identical information"
62
63 kube::log::status "Testing kubectl version: contains semantic version of embedded kustomize"
64 output_message=$(kubectl version)
65 kube::test::if_has_not_string "${output_message}" "Kustomize Version\: unknown" "kustomize version should not be unknown"
66 kube::test::if_has_string "${output_message}" "Kustomize Version\: v[[:digit:]][[:digit:]]*\.[[:digit:]][[:digit:]]*\.[[:digit:]][[:digit:]]*" "kubectl kustomize version should have a reasonable value"
67
68 kube::log::status "Testing kubectl version: all output formats include kustomize version"
69 output_message=$(kubectl version --client)
70 kube::test::if_has_string "${output_message}" "Kustomize Version" "kustomize version should be printed when --client is specified"
71 output_message=$(kubectl version -o yaml)
72 kube::test::if_has_string "${output_message}" "kustomizeVersion" "kustomize version should be printed when -o yaml is used"
73 output_message=$(kubectl version -o json)
74 kube::test::if_has_string "${output_message}" "kustomizeVersion" "kustomize version should be printed when -o json is used"
75
76 set +o nounset
77 set +o errexit
78}
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