76 lines
1.5 KiB
Go
76 lines
1.5 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"io/ioutil"
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"os"
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"github.com/lwithers/htpack/packer"
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"github.com/spf13/cobra"
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yaml "gopkg.in/yaml.v2"
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)
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var packCmd = &cobra.Command{
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Use: "pack",
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Short: "creates a packfile from a YAML spec or set of files/dirs",
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RunE: func(c *cobra.Command, args []string) error {
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spec, err := c.Flags().GetString("spec")
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if err != nil {
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return err
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}
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if spec == "" {
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if len(args) == 0 {
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return errors.New("need --yaml, " +
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"or one or more filenames")
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}
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err = PackFiles(c, args)
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} else {
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if len(args) != 0 {
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return errors.New("cannot specify files " +
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"when using --yaml")
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}
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err = PackSpec(c, spec)
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}
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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return nil
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},
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}
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func init() {
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packCmd.Flags().StringP("out", "O", "",
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"Output filename")
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packCmd.MarkFlagRequired("out")
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packCmd.Flags().StringP("spec", "y", "",
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"YAML specification file (if not present, just pack files)")
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packCmd.Flags().StringP("chdir", "C", "",
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"Change to directory before searching for input files")
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}
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func PackFiles(c *cobra.Command, args []string) error {
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// TODO
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return errors.New("not implemented yet")
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}
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func PackSpec(c *cobra.Command, spec string) error {
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raw, err := ioutil.ReadFile(spec)
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if err != nil {
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return err
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}
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var ftp packer.FilesToPack
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if err := yaml.UnmarshalStrict(raw, &ftp); err != nil {
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return fmt.Errorf("parsing YAML spec %s: %v", spec, err)
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}
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// TODO: chdir
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out, _ := c.Flags().GetString("out")
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return packer.Pack(ftp, out)
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}
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