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clean.go
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clean.go
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// SPDX-License-Identifier: BSD-3-Clause
//
// Authors: Cezar Craciunoiu <cezar.craciunoiu@gmail.com>
//
// Copyright (c) 2022, Universitatea Politehnica Bucharest. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
package clean
import (
"context"
"os"
"github.com/MakeNowJust/heredoc"
"github.com/spf13/cobra"
"kraftkit.sh/cmdfactory"
"kraftkit.sh/machine/platform"
"kraftkit.sh/packmanager"
"kraftkit.sh/unikraft/app"
"kraftkit.sh/unikraft/target"
)
type CleanOptions struct {
Architecture string `long:"arch" short:"m" usage:"Filter prepare based on a target's architecture"`
Kraftfile string `long:"kraftfile" short:"K" usage:"Set an alternative path of the Kraftfile"`
Platform string `long:"plat" short:"p" usage:"Filter prepare based on a target's platform"`
Target string `long:"target" short:"t" usage:"Filter prepare based on a specific target"`
Proper bool `long:"proper" short:"P" usage:"Proper clean a project"`
}
// Clean removes the build object files of a Unikraft project.
func Clean(ctx context.Context, opts *CleanOptions, args ...string) error {
if opts == nil {
opts = &CleanOptions{}
}
return opts.Run(ctx, args)
}
func NewCmd() *cobra.Command {
cmd, err := cmdfactory.New(&CleanOptions{}, cobra.Command{
Short: "Remove the build object files of a Unikraft project",
Use: "clean [DIR]",
Args: cmdfactory.MaxDirArgs(1),
Aliases: []string{"cln"},
Long: heredoc.Doc(`
Remove the build object files of a Unikraft project`),
Example: heredoc.Doc(`
# Clean the cwd build directory
$ kraft clean
# properclean a project at a path
$ kraft clean --proper path/to/app`),
Annotations: map[string]string{
cmdfactory.AnnotationHelpGroup: "build",
},
})
if err != nil {
panic(err)
}
return cmd
}
func (opts *CleanOptions) Pre(cmd *cobra.Command, _ []string) error {
ctx, err := packmanager.WithDefaultUmbrellaManagerInContext(cmd.Context())
if err != nil {
return err
}
cmd.SetContext(ctx)
opts.Platform = platform.PlatformByName(opts.Platform).String()
return nil
}
func (opts *CleanOptions) Run(ctx context.Context, args []string) error {
var err error
workdir := ""
if len(args) == 0 {
workdir, err = os.Getwd()
if err != nil {
return err
}
} else {
workdir = args[0]
}
popts := []app.ProjectOption{
app.WithProjectWorkdir(workdir),
}
if len(opts.Kraftfile) > 0 {
popts = append(popts, app.WithProjectKraftfile(opts.Kraftfile))
} else {
popts = append(popts, app.WithProjectDefaultKraftfiles())
}
// Initialize at least the configuration options for a project
project, err := app.NewProjectFromOptions(ctx, popts...)
if err != nil {
return err
}
// Filter project targets by any provided CLI options
targets := target.Filter(
project.Targets(),
opts.Architecture,
opts.Platform,
opts.Target,
)
if opts.Proper && len(targets) > 0 {
return project.Properclean(ctx, targets[0])
}
t, err := target.Select(targets)
if err != nil {
return err
}
return project.Clean(ctx, t)
}