github.com/OpenFlowLabs/moby@v17.12.1-ce-rc2+incompatible/integration-cli/cli/build/build.go (about)

     1  package build
     2  
     3  import (
     4  	"io"
     5  	"strings"
     6  
     7  	"github.com/docker/docker/integration-cli/cli/build/fakecontext"
     8  	"github.com/gotestyourself/gotestyourself/icmd"
     9  )
    10  
    11  type testingT interface {
    12  	Fatal(args ...interface{})
    13  	Fatalf(string, ...interface{})
    14  }
    15  
    16  // WithStdinContext sets the build context from the standard input with the specified reader
    17  func WithStdinContext(closer io.ReadCloser) func(*icmd.Cmd) func() {
    18  	return func(cmd *icmd.Cmd) func() {
    19  		cmd.Command = append(cmd.Command, "-")
    20  		cmd.Stdin = closer
    21  		return func() {
    22  			// FIXME(vdemeester) we should not ignore the error here…
    23  			closer.Close()
    24  		}
    25  	}
    26  }
    27  
    28  // WithDockerfile creates / returns a CmdOperator to set the Dockerfile for a build operation
    29  func WithDockerfile(dockerfile string) func(*icmd.Cmd) func() {
    30  	return func(cmd *icmd.Cmd) func() {
    31  		cmd.Command = append(cmd.Command, "-")
    32  		cmd.Stdin = strings.NewReader(dockerfile)
    33  		return nil
    34  	}
    35  }
    36  
    37  // WithoutCache makes the build ignore cache
    38  func WithoutCache(cmd *icmd.Cmd) func() {
    39  	cmd.Command = append(cmd.Command, "--no-cache")
    40  	return nil
    41  }
    42  
    43  // WithContextPath sets the build context path
    44  func WithContextPath(path string) func(*icmd.Cmd) func() {
    45  	return func(cmd *icmd.Cmd) func() {
    46  		cmd.Command = append(cmd.Command, path)
    47  		return nil
    48  	}
    49  }
    50  
    51  // WithExternalBuildContext use the specified context as build context
    52  func WithExternalBuildContext(ctx *fakecontext.Fake) func(*icmd.Cmd) func() {
    53  	return func(cmd *icmd.Cmd) func() {
    54  		cmd.Dir = ctx.Dir
    55  		cmd.Command = append(cmd.Command, ".")
    56  		return nil
    57  	}
    58  }
    59  
    60  // WithBuildContext sets up the build context
    61  func WithBuildContext(t testingT, contextOperators ...func(*fakecontext.Fake) error) func(*icmd.Cmd) func() {
    62  	// FIXME(vdemeester) de-duplicate that
    63  	ctx := fakecontext.New(t, "", contextOperators...)
    64  	return func(cmd *icmd.Cmd) func() {
    65  		cmd.Dir = ctx.Dir
    66  		cmd.Command = append(cmd.Command, ".")
    67  		return closeBuildContext(t, ctx)
    68  	}
    69  }
    70  
    71  // WithFile adds the specified file (with content) in the build context
    72  func WithFile(name, content string) func(*fakecontext.Fake) error {
    73  	return fakecontext.WithFile(name, content)
    74  }
    75  
    76  func closeBuildContext(t testingT, ctx *fakecontext.Fake) func() {
    77  	return func() {
    78  		if err := ctx.Close(); err != nil {
    79  			t.Fatal(err)
    80  		}
    81  	}
    82  }