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mirror of https://github.com/linka-cloud/d2vm.git synced 2024-11-14 12:06:24 +00:00
d2vm/dockerfile.go
Adphi fa3a4f6039
d2vm: remove non working rhel support
Signed-off-by: Adphi <philippe.adrien.nousse@gmail.com>
2022-04-21 21:31:57 +02:00

73 lines
2.1 KiB
Go

// Copyright 2022 Linka Cloud All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package d2vm
import (
_ "embed"
"fmt"
"io"
"text/template"
)
//go:embed templates/ubuntu.Dockerfile
var ubuntuDockerfile string
//go:embed templates/debian.Dockerfile
var debianDockerfile string
//go:embed templates/alpine.Dockerfile
var alpineDockerfile string
//go:embed templates/centos.Dockerfile
var centOSDockerfile string
var (
ubuntuDockerfileTemplate = template.Must(template.New("ubuntu.Dockerfile").Parse(ubuntuDockerfile))
debianDockerfileTemplate = template.Must(template.New("debian.Dockerfile").Parse(debianDockerfile))
alpineDockerfileTemplate = template.Must(template.New("alpine.Dockerfile").Parse(alpineDockerfile))
centOSDockerfileTemplate = template.Must(template.New("centos.Dockerfile").Parse(centOSDockerfile))
)
type Dockerfile struct {
Image string
Password string
Release OSRelease
tmpl *template.Template
}
func (d Dockerfile) Render(w io.Writer) error {
return d.tmpl.Execute(w, d)
}
func NewDockerfile(release OSRelease, img, password string) (Dockerfile, error) {
if password == "" {
password = "root"
}
d := Dockerfile{Release: release, Image: img, Password: password}
switch release.ID {
case ReleaseDebian:
d.tmpl = debianDockerfileTemplate
case ReleaseUbuntu:
d.tmpl = ubuntuDockerfileTemplate
case ReleaseAlpine:
d.tmpl = alpineDockerfileTemplate
case ReleaseCentOS:
d.tmpl = centOSDockerfileTemplate
default:
return Dockerfile{}, fmt.Errorf("unsupported distribution: %s", release.ID)
}
return d, nil
}