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10919e8909
Also removes the `-f` flags of bundle to follow the single-letter flags evaluation. Signed-off-by: Vincent Demeester <vincent@sbr.pm>
45 lines
956 B
Go
45 lines
956 B
Go
// +build experimental
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package stack
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import (
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"fmt"
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"io"
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"os"
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"github.com/docker/docker/api/client/bundlefile"
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"github.com/spf13/pflag"
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)
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func addBundlefileFlag(opt *string, flags *pflag.FlagSet) {
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flags.StringVar(
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opt,
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"bundle", "",
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"Path to a Distributed Application Bundle file (Default: STACK.dab)")
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}
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func loadBundlefile(stderr io.Writer, namespace string, path string) (*bundlefile.Bundlefile, error) {
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defaultPath := fmt.Sprintf("%s.dab", namespace)
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if path == "" {
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path = defaultPath
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}
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if _, err := os.Stat(path); err != nil {
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return nil, fmt.Errorf(
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"Bundle %s not found. Specify the path with -f or --bundle",
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path)
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}
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fmt.Fprintf(stderr, "Loading bundle from %s\n", path)
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reader, err := os.Open(path)
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if err != nil {
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return nil, err
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}
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defer reader.Close()
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bundle, err := bundlefile.LoadFile(reader)
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if err != nil {
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return nil, fmt.Errorf("Error reading %s: %v\n", path, err)
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}
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return bundle, err
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}
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