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| 1 | +/* |
| 2 | +Copyright 2025 Flant JSC |
| 3 | +
|
| 4 | +Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | +you may not use this file except in compliance with the License. |
| 6 | +You may obtain a copy of the License at |
| 7 | +
|
| 8 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | +
|
| 10 | +Unless required by applicable law or agreed to in writing, software |
| 11 | +distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | +See the License for the specific language governing permissions and |
| 14 | +limitations under the License. |
| 15 | +*/ |
| 16 | + |
| 17 | +package object |
| 18 | + |
| 19 | +import ( |
| 20 | + "strings" |
| 21 | + "testing" |
| 22 | + |
| 23 | + "github.com/stretchr/testify/assert" |
| 24 | + "github.com/stretchr/testify/require" |
| 25 | + "sigs.k8s.io/yaml" |
| 26 | +) |
| 27 | + |
| 28 | +func TestCloudConfigRender(t *testing.T) { |
| 29 | + tests := []struct { |
| 30 | + name string |
| 31 | + rendered string |
| 32 | + }{ |
| 33 | + {"AlpineCloudInit", AlpineCloudInit}, |
| 34 | + {"UbuntuCloudInit", UbuntuCloudInit}, |
| 35 | + {"PerfCloudInit", PerfCloudInit}, |
| 36 | + } |
| 37 | + |
| 38 | + for _, tt := range tests { |
| 39 | + t.Run(tt.name, func(t *testing.T) { |
| 40 | + require.True(t, strings.HasPrefix(tt.rendered, "#cloud-config\n"), |
| 41 | + "cloud-init must start with #cloud-config header") |
| 42 | + |
| 43 | + var parsed map[string]interface{} |
| 44 | + err := yaml.Unmarshal([]byte(tt.rendered), &parsed) |
| 45 | + require.NoError(t, err, "cloud-init must be valid YAML") |
| 46 | + |
| 47 | + assert.Equal(t, true, parsed["package_update"]) |
| 48 | + |
| 49 | + users, ok := parsed["users"].([]interface{}) |
| 50 | + require.True(t, ok, "users must be a list") |
| 51 | + require.Len(t, users, 1) |
| 52 | + |
| 53 | + user := users[0].(map[string]interface{}) |
| 54 | + assert.Equal(t, DefaultUser, user["name"]) |
| 55 | + assert.Equal(t, false, user["lock_passwd"]) |
| 56 | + |
| 57 | + keys, ok := user["ssh_authorized_keys"].([]interface{}) |
| 58 | + require.True(t, ok) |
| 59 | + require.Len(t, keys, 1) |
| 60 | + |
| 61 | + runcmd, ok := parsed["runcmd"].([]interface{}) |
| 62 | + require.True(t, ok, "runcmd must be a list") |
| 63 | + assert.NotEmpty(t, runcmd) |
| 64 | + }) |
| 65 | + } |
| 66 | +} |
| 67 | + |
| 68 | +func TestPerfCloudInitHasWriteFiles(t *testing.T) { |
| 69 | + var parsed map[string]interface{} |
| 70 | + err := yaml.Unmarshal([]byte(PerfCloudInit), &parsed) |
| 71 | + require.NoError(t, err) |
| 72 | + |
| 73 | + writeFiles, ok := parsed["write_files"].([]interface{}) |
| 74 | + require.True(t, ok, "PerfCloudInit must have write_files") |
| 75 | + require.Len(t, writeFiles, 1) |
| 76 | + |
| 77 | + wf := writeFiles[0].(map[string]interface{}) |
| 78 | + assert.Equal(t, "/usr/scripts/iperf3.sh", wf["path"]) |
| 79 | + assert.Equal(t, "0755", wf["permissions"]) |
| 80 | + |
| 81 | + content, ok := wf["content"].(string) |
| 82 | + require.True(t, ok) |
| 83 | + assert.Contains(t, content, "#!/bin/bash") |
| 84 | + assert.Contains(t, content, "iperf3") |
| 85 | +} |
| 86 | + |
| 87 | +func TestPerfCloudInitGolden(t *testing.T) { |
| 88 | + expected := `#cloud-config |
| 89 | +package_update: true |
| 90 | +packages: |
| 91 | +- qemu-guest-agent |
| 92 | +- curl |
| 93 | +- bash |
| 94 | +- sudo |
| 95 | +- util-linux |
| 96 | +- iperf3 |
| 97 | +- jq |
| 98 | +- iputils |
| 99 | +runcmd: |
| 100 | +- /usr/scripts/iperf3.sh |
| 101 | +- rc-update add qemu-guest-agent && rc-service qemu-guest-agent start |
| 102 | +- rc-update add iperf3 && rc-service iperf3 start |
| 103 | +- rc-update add sshd && rc-service sshd start |
| 104 | +users: |
| 105 | +- lock_passwd: false |
| 106 | + name: cloud |
| 107 | + passwd: $6$rounds=4096$vln/.aPHBOI7BMYR$bBMkqQvuGs5Gyd/1H5DP4m9HjQSy.kgrxpaGEHwkX7KEFV8BS.HZWPitAtZ2Vd8ZqIZRqmlykRCagTgPejt1i. |
| 108 | + shell: /bin/bash |
| 109 | + ssh_authorized_keys: |
| 110 | + - ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFxcXHmwaGnJ8scJaEN5RzklBPZpVSic4GdaAsKjQoeA |
| 111 | + your_email@example.com |
| 112 | + sudo: ALL=(ALL) NOPASSWD:ALL |
| 113 | +write_files: |
| 114 | +- content: | |
| 115 | + #!/bin/bash |
| 116 | + cat > /etc/init.d/iperf3 <<-"EOF" |
| 117 | + #!/sbin/openrc-run |
| 118 | +
|
| 119 | + name="iperf3" |
| 120 | + description="iperf3 server" |
| 121 | + command="/usr/bin/iperf3" |
| 122 | + command_args="-s" |
| 123 | + pidfile="/run/${name}.pid" |
| 124 | + supervisor="supervise-daemon" |
| 125 | + supervise_daemon_args="--respawn-delay 2 --stdout /var/log/iperf3.log --stderr /var/log/iperf3.log" |
| 126 | +
|
| 127 | + depend() { |
| 128 | + need net |
| 129 | + } |
| 130 | +
|
| 131 | + start_pre() { |
| 132 | + checkpath --directory --owner root:root --mode 0755 /run |
| 133 | + touch /var/log/iperf3.log |
| 134 | + chmod 644 /var/log/iperf3.log |
| 135 | + } |
| 136 | +
|
| 137 | + stop_post() { |
| 138 | + logger -t iperf3 "Stopped by $(whoami) at $(date)" |
| 139 | + rm -f "$pidfile" |
| 140 | + } |
| 141 | + EOF |
| 142 | + chmod +x /etc/init.d/iperf3 |
| 143 | + rc-update add iperf3 default |
| 144 | + path: /usr/scripts/iperf3.sh |
| 145 | + permissions: "0755" |
| 146 | +` |
| 147 | + |
| 148 | + assert.Equal(t, expected, PerfCloudInit) |
| 149 | +} |
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