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https://github.com/linka-cloud/d2vm.git
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Adphi
9020cb0579
move image using sparsecat print command in debug mode Signed-off-by: Adphi <philippe.adrien.nousse@gmail.com>
67 lines
1.6 KiB
Go
67 lines
1.6 KiB
Go
// Copyright 2022 Linka Cloud All rights reserved.
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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 exec
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import (
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"bytes"
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"context"
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"fmt"
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"os"
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"os/exec"
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"strings"
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)
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var (
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Run = RunNoOut
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CommandContext = exec.CommandContext
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)
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func SetDebug(debug bool) {
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if debug {
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Run = RunStdout
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} else {
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Run = RunNoOut
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}
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}
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func RunStdout(ctx context.Context, c string, args ...string) error {
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fmt.Printf("\n$ %s %s\n", c, strings.Join(args, " "))
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cmd := exec.CommandContext(ctx, c, args...)
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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return cmd.Run()
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}
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func RunNoOut(ctx context.Context, c string, args ...string) error {
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_, _, err := RunOut(ctx, c, args...)
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if err != nil {
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return err
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}
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return nil
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}
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func RunOut(ctx context.Context, c string, args ...string) (stdout, stderr string, err error) {
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cmd := exec.CommandContext(ctx, c, args...)
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var stdo, stde bytes.Buffer
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cmd.Stdout = &stdo
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cmd.Stderr = &stde
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err = cmd.Run()
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if err != nil {
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return "", "", fmt.Errorf("%s %s: stdout: %s stderr: %s error: %w", c, strings.Join(args, " "), stdo.String(), stde.String(), err)
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}
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return stdo.String(), stde.String(), nil
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}
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