51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
package build
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import (
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"fmt"
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"os"
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"path/filepath"
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)
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type Fetcher interface {
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Fetch(tempDir string) error
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}
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type BlankFetcher struct{}
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func (BlankFetcher) Fetch(tempDir string) error {
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return fmt.Errorf("no sources were configured")
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}
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var _ Fetcher = (*GitFetcher)(nil)
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type GitFetcher struct {
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Repository, Ref string
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}
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func (g GitFetcher) Fetch(tempDir string) error {
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repoDir := filepath.Join(tempDir, "repo")
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exitCode, out := execCommand("git", "clone", "--depth=1", g.Repository, repoDir)
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if exitCode != 0 {
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return fmt.Errorf("git clone returned %d, output: %v", exitCode, string(out))
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}
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err := os.Chdir(repoDir)
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if err != nil {
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return fmt.Errorf("changing to repository directory: %w", err)
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}
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if g.Ref != "" {
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exitCode, out = execCommand("git", "fetch", "--depth=1", "origin", g.Ref)
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if exitCode != 0 {
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return fmt.Errorf("fetch clone returned %d, output: %v", exitCode, string(out))
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}
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exitCode, out = execCommand("git", "checkout", g.Ref)
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if exitCode != 0 {
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return fmt.Errorf("git checkout returned %d, output: %v", exitCode, string(out))
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}
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}
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return nil
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}
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