a4f8f22a33
add local fork of github.com/docker/docker/builder/remotecontext
(cherry picked from commit 8c317ad3fd)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
40 lines
1.3 KiB
Go
40 lines
1.3 KiB
Go
package build
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import (
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"fmt"
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"os"
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"github.com/docker/cli/cli/command/image/build/internal/urlutil"
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)
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// ContextType describes the type (source) of build-context specified.
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type ContextType string
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const (
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ContextTypeStdin ContextType = "stdin" // ContextTypeStdin indicates that the build-context is a TAR archive passed through STDIN.
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ContextTypeLocal ContextType = "local" // ContextTypeLocal indicates that the build-context is a local directory.
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ContextTypeRemote ContextType = "remote" // ContextTypeRemote indicates that the build-context is a remote URL.
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ContextTypeGit ContextType = "git" // ContextTypeGit indicates that the build-context is a GIT URL.
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)
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// DetectContextType detects the type (source) of the build-context.
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func DetectContextType(specifiedContext string) (ContextType, error) {
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switch {
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case specifiedContext == "-":
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return ContextTypeStdin, nil
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case isLocalDir(specifiedContext):
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return ContextTypeLocal, nil
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case urlutil.IsGitURL(specifiedContext):
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return ContextTypeGit, nil
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case urlutil.IsURL(specifiedContext):
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return ContextTypeRemote, nil
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default:
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return "", fmt.Errorf("unable to prepare context: path %q not found", specifiedContext)
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}
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}
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func isLocalDir(c string) bool {
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_, err := os.Stat(c)
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return err == nil
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}
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