debian-forge-composer/cmd/osbuild-playground/main.go
Tom Gundersen 529bc803db runner: introduce runner abstraction
For now all it does is represent the name of the runner and what requirements
it has of the build pipeline.

Move some package definitions from the runner package set to where it belongs.
2022-07-12 08:19:57 +01:00

116 lines
3 KiB
Go

package main
import (
"encoding/json"
"flag"
"fmt"
"io"
"io/ioutil"
"os"
"path"
"github.com/osbuild/osbuild-composer/internal/common"
"github.com/osbuild/osbuild-composer/internal/distro"
"github.com/osbuild/osbuild-composer/internal/distroregistry"
"github.com/osbuild/osbuild-composer/internal/manifest"
"github.com/osbuild/osbuild-composer/internal/rpmmd"
"github.com/osbuild/osbuild-composer/internal/runner"
)
var ImageTypes = make(map[string]ImageType)
type ImageType interface {
Name() string
InstantiateManifest(m *manifest.Manifest, repos []rpmmd.RepoConfig, runner runner.Runner) error
GetExports() []string
GetCheckpoints() []string
}
func AddImageType(img ImageType) {
ImageTypes[img.Name()] = img
}
// osbuild-playground is a utility command and is often run from within the
// source tree. Find the dnf-json binary in case the osbuild-composer package
// isn't installed. This prioritises the local source version over the system
// version if run from within the source tree.
func findDnfJsonBin() string {
locations := []string{"./dnf-json", "/usr/libexec/osbuild-composer/dnf-json", "/usr/lib/osbuild-composer/dnf-json"}
for _, djPath := range locations {
_, err := os.Stat(djPath)
if !os.IsNotExist(err) {
return djPath
}
}
// can't run: panic
panic(fmt.Sprintf("could not find 'dnf-json' in any of the known paths: %+v", locations))
}
func main() {
var distroArg string
flag.StringVar(&distroArg, "distro", "", "distro to build from")
var archArg string
flag.StringVar(&archArg, "arch", common.CurrentArch(), "architecture to build for")
var imageTypeArg string
flag.StringVar(&imageTypeArg, "type", "my-image", "image type to build")
flag.Parse()
// Path to options or '-' for stdin
optionsArg := flag.Arg(0)
img := ImageTypes[imageTypeArg]
if optionsArg != "" {
var reader io.Reader
if optionsArg == "-" {
reader = os.Stdin
} else {
var err error
reader, err = os.Open(optionsArg)
if err != nil {
panic("Could not open path to image options: " + err.Error())
}
}
file, err := ioutil.ReadAll(reader)
if err != nil {
panic("Could not read image options: " + err.Error())
}
err = json.Unmarshal(file, img)
if err != nil {
panic("Could not parse image options: " + err.Error())
}
}
distros := distroregistry.NewDefault()
var d distro.Distro
if distroArg != "" {
d = distros.GetDistro(distroArg)
if d == nil {
panic(fmt.Sprintf("distro '%s' not supported\n", distroArg))
}
} else {
d = distros.FromHost()
if d == nil {
panic("host distro not supported")
}
}
arch, err := d.GetArch(archArg)
if err != nil {
panic(fmt.Sprintf("arch '%s' not supported\n", archArg))
}
repos, err := rpmmd.LoadRepositories([]string{"./"}, d.Name())
if err != nil {
panic("could not load repositories for distro " + d.Name())
}
home, err := os.UserHomeDir()
if err != nil {
panic("os.UserHomeDir(): " + err.Error())
}
state_dir := path.Join(home, ".local/share/osbuild-playground/")
RunPlayground(img, d, arch, repos, state_dir)
}