47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package client
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import (
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"fmt"
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"github.com/docker/docker/engine"
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"github.com/docker/docker/pkg/archive"
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flag "github.com/docker/docker/pkg/mflag"
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"github.com/docker/docker/utils"
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)
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// CmdDiff shows changes on a container's filesystem.
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//
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// Each changed file is printed on a separate line, prefixed with a single character that indicates the status of the file: C (modified), A (added), or D (deleted).
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//
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// Usage: docker diff CONTAINER
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func (cli *DockerCli) CmdDiff(args ...string) error {
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cmd := cli.Subcmd("diff", "CONTAINER", "Inspect changes on a container's filesystem", true)
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cmd.Require(flag.Exact, 1)
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utils.ParseFlags(cmd, args, true)
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body, _, err := readBody(cli.call("GET", "/containers/"+cmd.Arg(0)+"/changes", nil, nil))
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if err != nil {
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return err
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}
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outs := engine.NewTable("", 0)
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if _, err := outs.ReadListFrom(body); err != nil {
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return err
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}
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for _, change := range outs.Data {
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var kind string
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switch change.GetInt("Kind") {
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case archive.ChangeModify:
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kind = "C"
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case archive.ChangeAdd:
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kind = "A"
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case archive.ChangeDelete:
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kind = "D"
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}
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fmt.Fprintf(cli.out, "%s %s\n", kind, change.Get("Path"))
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}
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return nil
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}
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