1#!/usr/bin/env bash
2
3# Copyright 2019 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
21run_kubectl_exec_pod_tests() {
22 set -o nounset
23 set -o errexit
24
25 create_and_use_new_namespace
26 kube::log::status "Testing kubectl exec POD COMMAND"
27
28 ### Test execute non-existing POD
29 output_message=$(! kubectl exec abc date 2>&1)
30 # POD abc should error since it doesn't exist
31 kube::test::if_has_string "${output_message}" 'pods "abc" not found'
32
33 ### Test execute multiple resources
34 output_message=$(! kubectl exec -f - 2>&1 -- echo test << __EOF__
35apiVersion: v1
36kind: Pod
37metadata:
38 name: test
39spec:
40 containers:
41 - name: nginx
42 image: nginx
43---
44apiVersion: v1
45kind: Pod
46metadata:
47 name: test2
48spec:
49 containers:
50 - name: nginx
51 image: nginx
52__EOF__
53)
54 kube::test::if_has_string "${output_message}" 'cannot exec into multiple objects at a time'
55
56 ### Test execute existing POD
57 # Create test-pod
58 kubectl create -f hack/testdata/pod.yaml
59 # Execute existing POD
60 output_message=$(! kubectl exec test-pod date 2>&1)
61 # POD test-pod is exists this is shouldn't have output not found
62 kube::test::if_has_not_string "${output_message}" 'pods "test-pod" not found'
63 # These must be pass the validate
64 kube::test::if_has_not_string "${output_message}" 'pod or type/name must be specified'
65
66 # Clean up
67 kubectl delete pods test-pod
68
69 set +o nounset
70 set +o errexit
71}
72
73run_kubectl_exec_resource_name_tests() {
74 set +o nounset
75 set +o errexit
76
77 create_and_use_new_namespace
78 kube::log::status "Testing kubectl exec TYPE/NAME COMMAND"
79
80 ### Test execute invalid resource type
81 output_message=$(! kubectl exec foo/bar date 2>&1)
82 # resource type foo should error since it's invalid
83 kube::test::if_has_string "${output_message}" 'error:'
84
85 ### Test execute non-existing resources
86 output_message=$(! kubectl exec deployments/bar date 2>&1)
87 # resource type foo should error since it doesn't exist
88 kube::test::if_has_string "${output_message}" '"bar" not found'
89
90 kubectl create -f hack/testdata/pod.yaml
91 kubectl create -f hack/testdata/frontend-replicaset.yaml
92 kubectl create -f hack/testdata/configmap.yaml
93
94 ### Test execute non-implemented resources
95 output_message=$(! kubectl exec configmap/test-set-env-config date 2>&1)
96 # resource type configmap should error since configmap not implemented to be attached
97 kube::test::if_has_string "${output_message}" 'not implemented'
98
99 ### Test execute exists and valid resource type.
100 # Just check the output, since test-cmd not run kubelet, pod never be assigned.
101 # and not really can run `kubectl exec` command
102
103 output_message=$(! kubectl exec pods/test-pod date 2>&1)
104 # POD test-pod is exists this is shouldn't have output not found
105 kube::test::if_has_not_string "${output_message}" 'not found'
106 # These must be pass the validate
107 kube::test::if_has_not_string "${output_message}" 'pod, type/name or --filename must be specified'
108
109 output_message=$(! kubectl exec replicaset/frontend date 2>&1)
110 # Replicaset frontend is valid and exists will select the first pod.
111 # and Shouldn't have output not found
112 kube::test::if_has_not_string "${output_message}" 'not found'
113 # These must be pass the validate
114 kube::test::if_has_not_string "${output_message}" 'pod, type/name or --filename must be specified'
115
116 # Clean up
117 kubectl delete pods/test-pod
118 kubectl delete replicaset/frontend
119 kubectl delete configmap/test-set-env-config
120
121 set +o nounset
122 set +o errexit
123}
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