45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
// Copyright 2015 CoreOS, 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 system
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import (
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"path"
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"strings"
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"github.com/coreos/coreos-cloudinit/config"
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)
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// flannel is a top-level structure which embeds its underlying configuration,
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// config.Flannel, and provides the system-specific Unit().
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type Flannel struct {
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config.Flannel
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}
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func (fl Flannel) envVars() string {
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return strings.Join(getEnvVars(fl.Flannel), "\n")
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}
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func (fl Flannel) File() (*File, error) {
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vars := fl.envVars()
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if vars == "" {
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return nil, nil
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}
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return &File{config.File{
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Path: path.Join("run", "flannel", "options.env"),
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RawFilePermissions: "0644",
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Content: vars,
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}}, nil
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}
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