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package main
import (
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"os/exec"
"path/filepath" |
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"runtime" |
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|
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"github.com/docker/docker/dockerversion" |
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"github.com/docker/docker/pkg/homedir" |
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"github.com/docker/docker/pkg/integration/checker" |
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"github.com/go-check/check" |
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)
|
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func (s *DockerSuite) TestConfigHttpHeader(c *check.C) {
testRequires(c, UnixCli) // Can't set/unset HOME on windows right now |
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// We either need a level of Go that supports Unsetenv (for cases
// when HOME/USERPROFILE isn't set), or we need to be able to use
// os/user but user.Current() only works if we aren't statically compiling
var headers map[string][]string
server := httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
headers = r.Header
}))
defer server.Close()
homeKey := homedir.Key()
homeVal := homedir.Get() |
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tmpDir, err := ioutil.TempDir("", "fake-home") |
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c.Assert(err, checker.IsNil) |
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defer os.RemoveAll(tmpDir)
dotDocker := filepath.Join(tmpDir, ".docker")
os.Mkdir(dotDocker, 0600)
tmpCfg := filepath.Join(dotDocker, "config.json")
defer func() { os.Setenv(homeKey, homeVal) }()
os.Setenv(homeKey, tmpDir)
data := `{
"HttpHeaders": { "MyHeader": "MyValue" }
}`
|
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err = ioutil.WriteFile(tmpCfg, []byte(data), 0600) |
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c.Assert(err, checker.IsNil) |
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cmd := exec.Command(dockerBinary, "-H="+server.URL[7:], "ps")
out, _, _ := runCommandWithOutput(cmd)
|
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c.Assert(headers["User-Agent"], checker.NotNil, check.Commentf("Missing User-Agent")) |
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|
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c.Assert(headers["User-Agent"][0], checker.Equals, "Docker-Client/"+dockerversion.Version+" ("+runtime.GOOS+")", check.Commentf("Badly formatted User-Agent,out:%v", out)) |
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c.Assert(headers["Myheader"], checker.NotNil)
c.Assert(headers["Myheader"][0], checker.Equals, "MyValue", check.Commentf("Missing/bad header,out:%v", out)) |
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|
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} |
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func (s *DockerSuite) TestConfigDir(c *check.C) { |
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cDir, err := ioutil.TempDir("", "fake-home") |
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c.Assert(err, checker.IsNil) |
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defer os.RemoveAll(cDir) |
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// First make sure pointing to empty dir doesn't generate an error |
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dockerCmd(c, "--config", cDir, "ps") |
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// Test with env var too |
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cmd := exec.Command(dockerBinary, "ps") |
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cmd.Env = appendBaseEnv(true, "DOCKER_CONFIG="+cDir) |
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out, _, err := runCommandWithOutput(cmd) |
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|
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c.Assert(err, checker.IsNil, check.Commentf("ps2 didn't work,out:%v", out)) |
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// Start a server so we can check to see if the config file was
// loaded properly
var headers map[string][]string
server := httptest.NewServer(http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
headers = r.Header
}))
defer server.Close()
// Create a dummy config file in our new config dir
data := `{
"HttpHeaders": { "MyHeader": "MyValue" }
}`
tmpCfg := filepath.Join(cDir, "config.json")
err = ioutil.WriteFile(tmpCfg, []byte(data), 0600) |
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c.Assert(err, checker.IsNil, check.Commentf("Err creating file")) |
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|
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env := appendBaseEnv(false)
|
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cmd = exec.Command(dockerBinary, "--config", cDir, "-H="+server.URL[7:], "ps") |
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cmd.Env = env |
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out, _, err = runCommandWithOutput(cmd) |
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|
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c.Assert(err, checker.NotNil, check.Commentf("out:%v", out))
c.Assert(headers["Myheader"], checker.NotNil)
c.Assert(headers["Myheader"][0], checker.Equals, "MyValue", check.Commentf("ps3 - Missing header,out:%v", out)) |
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// Reset headers and try again using env var this time
headers = map[string][]string{}
cmd = exec.Command(dockerBinary, "-H="+server.URL[7:], "ps") |
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cmd.Env = append(env, "DOCKER_CONFIG="+cDir) |
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out, _, err = runCommandWithOutput(cmd) |
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|
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c.Assert(err, checker.NotNil, check.Commentf("%v", out))
c.Assert(headers["Myheader"], checker.NotNil)
c.Assert(headers["Myheader"][0], checker.Equals, "MyValue", check.Commentf("ps4 - Missing header,out:%v", out)) |
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// Reset headers and make sure flag overrides the env var
headers = map[string][]string{}
cmd = exec.Command(dockerBinary, "--config", cDir, "-H="+server.URL[7:], "ps") |
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cmd.Env = append(env, "DOCKER_CONFIG=MissingDir") |
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out, _, err = runCommandWithOutput(cmd) |
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|
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c.Assert(err, checker.NotNil, check.Commentf("out:%v", out))
c.Assert(headers["Myheader"], checker.NotNil)
c.Assert(headers["Myheader"][0], checker.Equals, "MyValue", check.Commentf("ps5 - Missing header,out:%v", out)) |
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// Reset headers and make sure flag overrides the env var.
// Almost same as previous but make sure the "MissingDir" isn't
// ignore - we don't want to default back to the env var.
headers = map[string][]string{}
cmd = exec.Command(dockerBinary, "--config", "MissingDir", "-H="+server.URL[7:], "ps") |
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cmd.Env = append(env, "DOCKER_CONFIG="+cDir) |
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out, _, err = runCommandWithOutput(cmd) |
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|
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c.Assert(err, checker.NotNil, check.Commentf("out:%v", out))
c.Assert(headers["Myheader"], checker.IsNil, check.Commentf("ps6 - Headers shouldn't be the expected value,out:%v", out)) |
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} |