mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
558 lines
15 KiB
Go
558 lines
15 KiB
Go
package main
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import (
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"archive/tar"
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"io/ioutil"
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"net/http"
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"regexp"
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"strings"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/integration-cli/checker"
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"github.com/docker/docker/internal/test/fakecontext"
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"github.com/docker/docker/internal/test/fakegit"
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"github.com/docker/docker/internal/test/fakestorage"
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"github.com/docker/docker/internal/test/request"
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"github.com/go-check/check"
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"gotest.tools/assert"
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is "gotest.tools/assert/cmp"
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)
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func (s *DockerSuite) TestBuildAPIDockerFileRemote(c *check.C) {
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testRequires(c, NotUserNamespace)
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var testD string
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if testEnv.OSType == "windows" {
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testD = `FROM busybox
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RUN find / -name ba*
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RUN find /tmp/`
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} else {
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// -xdev is required because sysfs can cause EPERM
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testD = `FROM busybox
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RUN find / -xdev -name ba*
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RUN find /tmp/`
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}
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server := fakestorage.New(c, "", fakecontext.WithFiles(map[string]string{"testD": testD}))
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defer server.Close()
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res, body, err := request.Post("/build?dockerfile=baz&remote="+server.URL()+"/testD", request.JSON)
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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buf, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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// Make sure Dockerfile exists.
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// Make sure 'baz' doesn't exist ANYWHERE despite being mentioned in the URL
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out := string(buf)
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c.Assert(out, checker.Contains, "RUN find /tmp")
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c.Assert(out, checker.Not(checker.Contains), "baz")
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}
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func (s *DockerSuite) TestBuildAPIRemoteTarballContext(c *check.C) {
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buffer := new(bytes.Buffer)
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tw := tar.NewWriter(buffer)
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defer tw.Close()
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dockerfile := []byte("FROM busybox")
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err := tw.WriteHeader(&tar.Header{
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Name: "Dockerfile",
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Size: int64(len(dockerfile)),
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})
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// failed to write tar file header
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c.Assert(err, checker.IsNil)
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_, err = tw.Write(dockerfile)
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// failed to write tar file content
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c.Assert(err, checker.IsNil)
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// failed to close tar archive
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c.Assert(tw.Close(), checker.IsNil)
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server := fakestorage.New(c, "", fakecontext.WithBinaryFiles(map[string]*bytes.Buffer{
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"testT.tar": buffer,
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}))
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defer server.Close()
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res, b, err := request.Post("/build?remote="+server.URL()+"/testT.tar", request.ContentType("application/tar"))
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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b.Close()
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}
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func (s *DockerSuite) TestBuildAPIRemoteTarballContextWithCustomDockerfile(c *check.C) {
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buffer := new(bytes.Buffer)
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tw := tar.NewWriter(buffer)
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defer tw.Close()
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dockerfile := []byte(`FROM busybox
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RUN echo 'wrong'`)
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err := tw.WriteHeader(&tar.Header{
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Name: "Dockerfile",
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Size: int64(len(dockerfile)),
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})
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// failed to write tar file header
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c.Assert(err, checker.IsNil)
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_, err = tw.Write(dockerfile)
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// failed to write tar file content
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c.Assert(err, checker.IsNil)
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custom := []byte(`FROM busybox
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RUN echo 'right'
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`)
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err = tw.WriteHeader(&tar.Header{
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Name: "custom",
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Size: int64(len(custom)),
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})
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// failed to write tar file header
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c.Assert(err, checker.IsNil)
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_, err = tw.Write(custom)
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// failed to write tar file content
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c.Assert(err, checker.IsNil)
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// failed to close tar archive
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c.Assert(tw.Close(), checker.IsNil)
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server := fakestorage.New(c, "", fakecontext.WithBinaryFiles(map[string]*bytes.Buffer{
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"testT.tar": buffer,
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}))
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defer server.Close()
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url := "/build?dockerfile=custom&remote=" + server.URL() + "/testT.tar"
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res, body, err := request.Post(url, request.ContentType("application/tar"))
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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defer body.Close()
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content, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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// Build used the wrong dockerfile.
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c.Assert(string(content), checker.Not(checker.Contains), "wrong")
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}
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func (s *DockerSuite) TestBuildAPILowerDockerfile(c *check.C) {
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git := fakegit.New(c, "repo", map[string]string{
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"dockerfile": `FROM busybox
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RUN echo from dockerfile`,
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}, false)
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defer git.Close()
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res, body, err := request.Post("/build?remote="+git.RepoURL, request.JSON)
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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buf, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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out := string(buf)
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c.Assert(out, checker.Contains, "from dockerfile")
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}
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func (s *DockerSuite) TestBuildAPIBuildGitWithF(c *check.C) {
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git := fakegit.New(c, "repo", map[string]string{
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"baz": `FROM busybox
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RUN echo from baz`,
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"Dockerfile": `FROM busybox
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RUN echo from Dockerfile`,
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}, false)
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defer git.Close()
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// Make sure it tries to 'dockerfile' query param value
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res, body, err := request.Post("/build?dockerfile=baz&remote="+git.RepoURL, request.JSON)
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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buf, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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out := string(buf)
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c.Assert(out, checker.Contains, "from baz")
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}
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func (s *DockerSuite) TestBuildAPIDoubleDockerfile(c *check.C) {
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testRequires(c, UnixCli) // dockerfile overwrites Dockerfile on Windows
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git := fakegit.New(c, "repo", map[string]string{
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"Dockerfile": `FROM busybox
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RUN echo from Dockerfile`,
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"dockerfile": `FROM busybox
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RUN echo from dockerfile`,
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}, false)
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defer git.Close()
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// Make sure it tries to 'dockerfile' query param value
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res, body, err := request.Post("/build?remote="+git.RepoURL, request.JSON)
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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buf, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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out := string(buf)
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c.Assert(out, checker.Contains, "from Dockerfile")
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}
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func (s *DockerSuite) TestBuildAPIUnnormalizedTarPaths(c *check.C) {
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// Make sure that build context tars with entries of the form
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// x/./y don't cause caching false positives.
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buildFromTarContext := func(fileContents []byte) string {
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buffer := new(bytes.Buffer)
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tw := tar.NewWriter(buffer)
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defer tw.Close()
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dockerfile := []byte(`FROM busybox
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COPY dir /dir/`)
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err := tw.WriteHeader(&tar.Header{
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Name: "Dockerfile",
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Size: int64(len(dockerfile)),
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})
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//failed to write tar file header
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c.Assert(err, checker.IsNil)
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_, err = tw.Write(dockerfile)
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// failed to write Dockerfile in tar file content
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c.Assert(err, checker.IsNil)
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err = tw.WriteHeader(&tar.Header{
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Name: "dir/./file",
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Size: int64(len(fileContents)),
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})
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//failed to write tar file header
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c.Assert(err, checker.IsNil)
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_, err = tw.Write(fileContents)
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// failed to write file contents in tar file content
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c.Assert(err, checker.IsNil)
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// failed to close tar archive
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c.Assert(tw.Close(), checker.IsNil)
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res, body, err := request.Post("/build", request.RawContent(ioutil.NopCloser(buffer)), request.ContentType("application/x-tar"))
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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out, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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lines := strings.Split(string(out), "\n")
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c.Assert(len(lines), checker.GreaterThan, 1)
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c.Assert(lines[len(lines)-2], checker.Matches, ".*Successfully built [0-9a-f]{12}.*")
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re := regexp.MustCompile("Successfully built ([0-9a-f]{12})")
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matches := re.FindStringSubmatch(lines[len(lines)-2])
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return matches[1]
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}
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imageA := buildFromTarContext([]byte("abc"))
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imageB := buildFromTarContext([]byte("def"))
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c.Assert(imageA, checker.Not(checker.Equals), imageB)
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}
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func (s *DockerSuite) TestBuildOnBuildWithCopy(c *check.C) {
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dockerfile := `
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FROM ` + minimalBaseImage() + ` as onbuildbase
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ONBUILD COPY file /file
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FROM onbuildbase
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`
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ctx := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFile("file", "some content"),
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)
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defer ctx.Close()
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res, body, err := request.Post(
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"/build",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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out, err := request.ReadBody(body)
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c.Assert(err, checker.IsNil)
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c.Assert(string(out), checker.Contains, "Successfully built")
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}
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func (s *DockerSuite) TestBuildOnBuildCache(c *check.C) {
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build := func(dockerfile string) []byte {
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ctx := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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)
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defer ctx.Close()
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res, body, err := request.Post(
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"/build",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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assert.NilError(c, err)
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assert.Check(c, is.DeepEqual(http.StatusOK, res.StatusCode))
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out, err := request.ReadBody(body)
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assert.NilError(c, err)
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assert.Check(c, is.Contains(string(out), "Successfully built"))
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return out
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}
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dockerfile := `
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FROM ` + minimalBaseImage() + ` as onbuildbase
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ENV something=bar
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ONBUILD ENV foo=bar
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`
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build(dockerfile)
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dockerfile += "FROM onbuildbase"
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out := build(dockerfile)
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imageIDs := getImageIDsFromBuild(c, out)
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assert.Check(c, is.Len(imageIDs, 2))
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parentID, childID := imageIDs[0], imageIDs[1]
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client := testEnv.APIClient()
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// check parentID is correct
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image, _, err := client.ImageInspectWithRaw(context.Background(), childID)
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assert.NilError(c, err)
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assert.Check(c, is.Equal(parentID, image.Parent))
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}
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func (s *DockerRegistrySuite) TestBuildCopyFromForcePull(c *check.C) {
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client := testEnv.APIClient()
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repoName := fmt.Sprintf("%v/dockercli/busybox", privateRegistryURL)
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// tag the image to upload it to the private registry
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err := client.ImageTag(context.TODO(), "busybox", repoName)
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assert.Check(c, err)
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// push the image to the registry
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rc, err := client.ImagePush(context.TODO(), repoName, types.ImagePushOptions{RegistryAuth: "{}"})
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assert.Check(c, err)
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_, err = io.Copy(ioutil.Discard, rc)
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assert.Check(c, err)
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dockerfile := fmt.Sprintf(`
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FROM %s AS foo
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RUN touch abc
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FROM %s
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COPY --from=foo /abc /
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`, repoName, repoName)
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ctx := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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)
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defer ctx.Close()
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res, body, err := request.Post(
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"/build?pull=1",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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assert.NilError(c, err)
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assert.Check(c, is.DeepEqual(http.StatusOK, res.StatusCode))
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out, err := request.ReadBody(body)
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assert.NilError(c, err)
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assert.Check(c, is.Contains(string(out), "Successfully built"))
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}
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func (s *DockerSuite) TestBuildAddRemoteNoDecompress(c *check.C) {
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buffer := new(bytes.Buffer)
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tw := tar.NewWriter(buffer)
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dt := []byte("contents")
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err := tw.WriteHeader(&tar.Header{
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Name: "foo",
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Size: int64(len(dt)),
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Mode: 0600,
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Typeflag: tar.TypeReg,
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})
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assert.NilError(c, err)
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_, err = tw.Write(dt)
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assert.NilError(c, err)
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err = tw.Close()
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assert.NilError(c, err)
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server := fakestorage.New(c, "", fakecontext.WithBinaryFiles(map[string]*bytes.Buffer{
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"test.tar": buffer,
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}))
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defer server.Close()
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dockerfile := fmt.Sprintf(`
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FROM busybox
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ADD %s/test.tar /
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RUN [ -f test.tar ]
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`, server.URL())
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ctx := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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)
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defer ctx.Close()
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res, body, err := request.Post(
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"/build",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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assert.NilError(c, err)
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assert.Check(c, is.DeepEqual(http.StatusOK, res.StatusCode))
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out, err := request.ReadBody(body)
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assert.NilError(c, err)
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assert.Check(c, is.Contains(string(out), "Successfully built"))
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}
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func (s *DockerSuite) TestBuildChownOnCopy(c *check.C) {
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// new feature added in 1.31 - https://github.com/moby/moby/pull/34263
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testRequires(c, DaemonIsLinux, MinimumAPIVersion("1.31"))
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dockerfile := `FROM busybox
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RUN echo 'test1:x:1001:1001::/bin:/bin/false' >> /etc/passwd
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RUN echo 'test1:x:1001:' >> /etc/group
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RUN echo 'test2:x:1002:' >> /etc/group
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COPY --chown=test1:1002 . /new_dir
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RUN ls -l /
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RUN [ $(ls -l / | grep new_dir | awk '{print $3":"$4}') = 'test1:test2' ]
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RUN [ $(ls -nl / | grep new_dir | awk '{print $3":"$4}') = '1001:1002' ]
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`
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ctx := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFile("test_file1", "some test content"),
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)
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defer ctx.Close()
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res, body, err := request.Post(
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"/build",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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c.Assert(err, checker.IsNil)
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c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
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out, err := request.ReadBody(body)
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assert.NilError(c, err)
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assert.Check(c, is.Contains(string(out), "Successfully built"))
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}
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func (s *DockerSuite) TestBuildCopyCacheOnFileChange(c *check.C) {
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dockerfile := `FROM busybox
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COPY file /file`
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ctx1 := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFile("file", "foo"))
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ctx2 := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFile("file", "bar"))
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var build = func(ctx *fakecontext.Fake) string {
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res, body, err := request.Post("/build",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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assert.NilError(c, err)
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assert.Check(c, is.DeepEqual(http.StatusOK, res.StatusCode))
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out, err := request.ReadBody(body)
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assert.NilError(c, err)
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ids := getImageIDsFromBuild(c, out)
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return ids[len(ids)-1]
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}
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id1 := build(ctx1)
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id2 := build(ctx1)
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id3 := build(ctx2)
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if id1 != id2 {
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c.Fatal("didn't use the cache")
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}
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if id1 == id3 {
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c.Fatal("COPY With different source file should not share same cache")
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}
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}
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func (s *DockerSuite) TestBuildAddCacheOnFileChange(c *check.C) {
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dockerfile := `FROM busybox
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ADD file /file`
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ctx1 := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFile("file", "foo"))
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ctx2 := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFile("file", "bar"))
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var build = func(ctx *fakecontext.Fake) string {
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res, body, err := request.Post("/build",
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request.RawContent(ctx.AsTarReader(c)),
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request.ContentType("application/x-tar"))
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assert.NilError(c, err)
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assert.Check(c, is.DeepEqual(http.StatusOK, res.StatusCode))
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out, err := request.ReadBody(body)
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assert.NilError(c, err)
|
|
|
|
ids := getImageIDsFromBuild(c, out)
|
|
return ids[len(ids)-1]
|
|
}
|
|
|
|
id1 := build(ctx1)
|
|
id2 := build(ctx1)
|
|
id3 := build(ctx2)
|
|
|
|
if id1 != id2 {
|
|
c.Fatal("didn't use the cache")
|
|
}
|
|
if id1 == id3 {
|
|
c.Fatal("COPY With different source file should not share same cache")
|
|
}
|
|
}
|
|
|
|
func (s *DockerSuite) TestBuildScratchCopy(c *check.C) {
|
|
testRequires(c, DaemonIsLinux)
|
|
dockerfile := `FROM scratch
|
|
ADD Dockerfile /
|
|
ENV foo bar`
|
|
ctx := fakecontext.New(c, "",
|
|
fakecontext.WithDockerfile(dockerfile),
|
|
)
|
|
defer ctx.Close()
|
|
|
|
res, body, err := request.Post(
|
|
"/build",
|
|
request.RawContent(ctx.AsTarReader(c)),
|
|
request.ContentType("application/x-tar"))
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(res.StatusCode, checker.Equals, http.StatusOK)
|
|
|
|
out, err := request.ReadBody(body)
|
|
assert.NilError(c, err)
|
|
assert.Check(c, is.Contains(string(out), "Successfully built"))
|
|
}
|
|
|
|
type buildLine struct {
|
|
Stream string
|
|
Aux struct {
|
|
ID string
|
|
}
|
|
}
|
|
|
|
func getImageIDsFromBuild(c *check.C, output []byte) []string {
|
|
var ids []string
|
|
for _, line := range bytes.Split(output, []byte("\n")) {
|
|
if len(line) == 0 {
|
|
continue
|
|
}
|
|
entry := buildLine{}
|
|
assert.NilError(c, json.Unmarshal(line, &entry))
|
|
if entry.Aux.ID != "" {
|
|
ids = append(ids, entry.Aux.ID)
|
|
}
|
|
}
|
|
return ids
|
|
}
|