91 lines
2.9 KiB
Go
91 lines
2.9 KiB
Go
package main
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import (
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"fmt"
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"net/http"
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"regexp"
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"github.com/go-check/check"
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)
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// unescapeBackslashSemicolonParens unescapes \;()
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func unescapeBackslashSemicolonParens(s string) string {
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re := regexp.MustCompile("\\\\;")
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ret := re.ReplaceAll([]byte(s), []byte(";"))
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re = regexp.MustCompile("\\\\\\(")
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ret = re.ReplaceAll([]byte(ret), []byte("("))
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re = regexp.MustCompile("\\\\\\)")
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ret = re.ReplaceAll([]byte(ret), []byte(")"))
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re = regexp.MustCompile("\\\\\\\\")
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ret = re.ReplaceAll([]byte(ret), []byte("\\"))
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return string(ret)
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}
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func regexpCheckUA(c *check.C, ua string) {
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re := regexp.MustCompile("(?P<dockerUA>.+) UpstreamClient(?P<upstreamUA>.+)")
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substrArr := re.FindStringSubmatch(ua)
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c.Assert(substrArr, check.HasLen, 3, check.Commentf("Expected 'UpstreamClient()' with upstream client UA"))
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dockerUA := substrArr[1]
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upstreamUAEscaped := substrArr[2]
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// check dockerUA looks correct
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reDockerUA := regexp.MustCompile("^docker/[0-9A-Za-z+]")
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bMatchDockerUA := reDockerUA.MatchString(dockerUA)
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c.Assert(bMatchDockerUA, check.Equals, true, check.Commentf("Docker Engine User-Agent malformed"))
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// check upstreamUA looks correct
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// Expecting something like: Docker-Client/1.11.0-dev (linux)
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upstreamUA := unescapeBackslashSemicolonParens(upstreamUAEscaped)
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reUpstreamUA := regexp.MustCompile("^\\(Docker-Client/[0-9A-Za-z+]")
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bMatchUpstreamUA := reUpstreamUA.MatchString(upstreamUA)
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c.Assert(bMatchUpstreamUA, check.Equals, true, check.Commentf("(Upstream) Docker Client User-Agent malformed"))
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}
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// TestUserAgentPassThroughOnPull verifies that when an image is pulled from
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// a registry, the registry should see a User-Agent string of the form
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// [docker engine UA] UptreamClientSTREAM-CLIENT([client UA])
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func (s *DockerRegistrySuite) TestUserAgentPassThroughOnPull(c *check.C) {
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reg, err := newTestRegistry(c)
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c.Assert(err, check.IsNil)
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expectUpstreamUA := false
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reg.registerHandler("/v2/", func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(404)
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var ua string
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for k, v := range r.Header {
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if k == "User-Agent" {
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ua = v[0]
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}
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}
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c.Assert(ua, check.Not(check.Equals), "", check.Commentf("No User-Agent found in request"))
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if r.URL.Path == "/v2/busybox/manifests/latest" {
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if expectUpstreamUA {
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regexpCheckUA(c, ua)
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}
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}
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})
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repoName := fmt.Sprintf("%s/busybox", reg.hostport)
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err = s.d.Start("--insecure-registry", reg.hostport, "--disable-legacy-registry=true")
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c.Assert(err, check.IsNil)
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dockerfileName, cleanup, err := makefile(fmt.Sprintf("FROM %s/busybox", reg.hostport))
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c.Assert(err, check.IsNil, check.Commentf("Unable to create test dockerfile"))
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defer cleanup()
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s.d.Cmd("build", "--file", dockerfileName, ".")
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s.d.Cmd("run", repoName)
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s.d.Cmd("login", "-u", "richard", "-p", "testtest", "-e", "testuser@testdomain.com", reg.hostport)
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s.d.Cmd("tag", "busybox", repoName)
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s.d.Cmd("push", repoName)
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expectUpstreamUA = true
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s.d.Cmd("pull", repoName)
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}
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