1#!/usr/bin/env bash
2
3# Copyright 2022 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# Runs tests for kubectl diff
22run_kubectl_events_tests() {
23 set -o nounset
24 set -o errexit
25
26 create_and_use_new_namespace
27 kube::log::status "Testing kubectl events"
28
29 ### Create a new namespace
30 # Pre-condition: the test-events namespace does not exist
31 kube::test::get_object_assert 'namespaces' "{{range.items}}{{ if eq ${id_field:?} \"test-events\" }}found{{end}}{{end}}:" ':'
32 # Command
33 kubectl create namespace test-events
34 # Post-condition: namespace 'test-events' is created.
35 kube::test::get_object_assert 'namespaces/test-events' "{{$id_field}}" 'test-events'
36
37 # Pre-condition: event does not exist for Cronjob/pi in any namespace
38 output_message=$(kubectl events -A "${kube_flags[@]:?}" 2>&1)
39 kube::test::if_has_not_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
40
41 # Pre-condition: cronjob does not exist in test-events namespace
42 kube::test::get_object_assert 'cronjob --namespace=test-events' "{{range.items}}{{ if eq $id_field \"pi\" }}found{{end}}{{end}}:" ':'
43 ### Create a cronjob in a specific namespace
44 kubectl create cronjob pi --schedule="59 23 31 2 *" --namespace=test-events "--image=$IMAGE_PERL" -- perl -Mbignum=bpi -wle 'print bpi(20)' "${kube_flags[@]:?}"
45 ### Create a crd
46 kubectl create -f - << __EOF__
47{
48 "kind": "CustomResourceDefinition",
49 "apiVersion": "apiextensions.k8s.io/v1",
50 "metadata": {
51 "name": "cronjobs.example.com"
52 },
53 "spec": {
54 "group": "example.com",
55 "scope": "Namespaced",
56 "names": {
57 "plural": "cronjobs",
58 "singular": "cronjob",
59 "kind": "Cronjob"
60 },
61 "versions": [
62 {
63 "name": "v1",
64 "served": true,
65 "storage": true,
66 "schema": {
67 "openAPIV3Schema": {
68 "type": "object",
69 "properties": {
70 "spec": {
71 "type": "object",
72 "properties": {
73 "image": {"type": "string"}
74 }
75 }
76 }
77 }
78 }
79 }
80 ]
81 }
82}
83__EOF__
84
85 ### Create a example.com/v1 Cronjob in a specific namespace
86 kubectl create -f - << __EOF__
87{
88 "kind": "Cronjob",
89 "apiVersion": "example.com/v1",
90 "metadata": {
91 "name": "pi",
92 "namespace": "test-events"
93 },
94 "spec": {
95 "image": "test"
96 }
97}
98__EOF__
99
100 # Post-Condition: assertion object exists
101 kube::test::get_object_assert 'cronjob/pi --namespace=test-events' "{{$id_field}}" 'pi'
102
103 # Post-Condition: events --all-namespaces returns event for Cronjob/pi
104 output_message=$(kubectl events -A "${kube_flags[@]:?}" 2>&1)
105 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
106
107 # Post-Condition: events for test-events namespace returns event for Cronjob/pi
108 output_message=$(kubectl events -n test-events "${kube_flags[@]:?}" 2>&1)
109 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
110
111 # Post-Condition: events returns event for Cronjob/pi when --for flag is used
112 output_message=$(kubectl events -n test-events --for=Cronjob/pi "${kube_flags[@]:?}" 2>&1)
113 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
114
115 # Post-Condition: events returns event for fully qualified Cronjob.v1.batch/pi when --for flag is used
116 output_message=$(kubectl events -n test-events --for Cronjob.v1.batch/pi "${kube_flags[@]:?}" 2>&1)
117 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
118
119 # Post-Condition: events not returns event for fully qualified Cronjob.v1.example.com/pi when --for flag is used
120 output_message=$(kubectl events -n test-events --for Cronjob.v1.example.com/pi "${kube_flags[@]:?}" 2>&1)
121 kube::test::if_has_not_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
122
123 # Post-Condition: events returns event for fully qualified without version Cronjob.batch/pi when --for flag is used
124 output_message=$(kubectl events -n test-events --for=Cronjob.batch/pi "${kube_flags[@]:?}" 2>&1)
125 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
126
127 # Post-Condition: events returns event for Cronjob/pi when watch is enabled
128 output_message=$(kubectl events -n test-events --for=Cronjob/pi --watch --request-timeout=1 "${kube_flags[@]:?}" 2>&1)
129 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
130
131 # Post-Condition: events returns event for Cronjob/pi when filtered by Warning
132 output_message=$(kubectl events -n test-events --for=Cronjob/pi --types=Warning "${kube_flags[@]:?}" 2>&1)
133 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
134
135 # Post-Condition: events not returns event for Cronjob/pi when filtered only by Normal
136 output_message=$(kubectl events -n test-events --for=Cronjob/pi --types=Normal "${kube_flags[@]:?}" 2>&1)
137 kube::test::if_has_not_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
138
139 # Post-Condition: events returns event for Cronjob/pi without headers
140 output_message=$(kubectl events -n test-events --for=Cronjob/pi --no-headers "${kube_flags[@]:?}" 2>&1)
141 kube::test::if_has_not_string "${output_message}" "LAST SEEN" "TYPE" "REASON"
142 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
143
144 # Post-Condition: events returns event for Cronjob/pi in json format
145 output_message=$(kubectl events -n test-events --for=Cronjob/pi --output=json "${kube_flags[@]:?}" 2>&1)
146 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
147
148 # Post-Condition: events returns event for Cronjob/pi in yaml format
149 output_message=$(kubectl events -n test-events --for=Cronjob/pi --output=yaml "${kube_flags[@]:?}" 2>&1)
150 kube::test::if_has_string "${output_message}" "Warning" "InvalidSchedule" "Cronjob/pi"
151
152 #Clean up
153 kubectl delete cronjob pi --namespace=test-events
154 kubectl delete cronjobs.v1.example.com pi --namespace=test-events
155 kubectl delete crd cronjobs.example.com
156 kubectl delete namespace test-events
157
158 set +o nounset
159 set +o errexit
160}
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