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101 lines
2.6 KiB
Go
101 lines
2.6 KiB
Go
// Copyright 2015 CoreOS, Inc.
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// Copyright 2015-2017 Rancher Labs, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package config
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import (
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"net"
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"testing"
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"github.com/rancher/os/config/cloudinit/datasource"
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)
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func TestSubstituteUserDataVars(t *testing.T) {
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for _, tt := range []struct {
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metadata datasource.Metadata
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input string
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out string
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}{
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{
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// Userdata with docker-compose syntax
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datasource.Metadata{
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PublicIPv4: net.ParseIP("192.0.2.3"),
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PrivateIPv4: net.ParseIP("192.0.2.203"),
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PublicIPv6: net.ParseIP("fe00:1234::"),
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PrivateIPv6: net.ParseIP("fe00:5678::"),
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},
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`servicexyz:
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image: rancher/servicexyz:v0.3.1
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ports:
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- "$public_ipv4:8001:8001"
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- "$public_ipv6:8001:8001"
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- "$private_ipv4:8001:8001"
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- "$private_ipv6:8001:8001"`,
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`servicexyz:
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image: rancher/servicexyz:v0.3.1
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ports:
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- "192.0.2.3:8001:8001"
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- "fe00:1234:::8001:8001"
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- "192.0.2.203:8001:8001"
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- "fe00:5678:::8001:8001"`,
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},
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{
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// Userdata with cloud-config/rancher syntax
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datasource.Metadata{
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PublicIPv4: net.ParseIP("192.0.2.3"),
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PrivateIPv4: net.ParseIP("192.0.2.203"),
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PublicIPv6: net.ParseIP("fe00:1234::"),
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PrivateIPv6: net.ParseIP("fe00:5678::"),
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},
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`write_files:
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- path: /etc/environment
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content: |
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PRIVATE_IPV6=$private_ipv6
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PUBLIC_IPV6=$public_ipv6
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rancher:
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network:
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interfaces:
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eth1:
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address: $private_ipv4/16
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docker:
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tls_args: ['-H=$public_ipv4:2376']`,
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`write_files:
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- path: /etc/environment
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content: |
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PRIVATE_IPV6=fe00:5678::
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PUBLIC_IPV6=fe00:1234::
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rancher:
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network:
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interfaces:
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eth1:
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address: 192.0.2.203/16
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docker:
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tls_args: ['-H=192.0.2.3:2376']`,
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},
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{
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// no metadata
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datasource.Metadata{},
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"address: $private_ipv4",
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"address: ",
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},
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} {
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got := substituteVars([]byte(tt.input), tt.metadata)
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if string(got) != tt.out {
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t.Fatalf("Userdata substitution incorrectly applied.\ngot:\n%s\nwant:\n%s", got, tt.out)
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}
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}
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}
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