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moby--moby/integration-cli/docker_cli_proxy_test.go

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package main
import (
"net"
"os/exec"
"strings"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
func (s *DockerSuite) TestCliProxyDisableProxyUnixSock(c *check.C) {
testRequires(c, DaemonIsLinux)
testRequires(c, SameHostDaemon) // test is valid when DOCKER_HOST=unix://..
cmd := exec.Command(dockerBinary, "info")
cmd.Env = appendBaseEnv([]string{"HTTP_PROXY=http://127.0.0.1:9999"})
out, _, err := runCommandWithOutput(cmd)
c.Assert(err, checker.IsNil, check.Commentf("%v", out))
}
// Can't use localhost here since go has a special case to not use proxy if connecting to localhost
// See https://golang.org/pkg/net/http/#ProxyFromEnvironment
func (s *DockerDaemonSuite) TestCliProxyProxyTCPSock(c *check.C) {
testRequires(c, SameHostDaemon)
// get the IP to use to connect since we can't use localhost
addrs, err := net.InterfaceAddrs()
c.Assert(err, checker.IsNil)
var ip string
for _, addr := range addrs {
sAddr := addr.String()
if !strings.Contains(sAddr, "127.0.0.1") {
addrArr := strings.Split(sAddr, "/")
ip = addrArr[0]
break
}
}
c.Assert(ip, checker.Not(checker.Equals), "")
err = s.d.Start("-H", "tcp://"+ip+":2375")
c.Assert(err, checker.IsNil)
cmd := exec.Command(dockerBinary, "info")
cmd.Env = []string{"DOCKER_HOST=tcp://" + ip + ":2375", "HTTP_PROXY=127.0.0.1:9999"}
out, _, err := runCommandWithOutput(cmd)
c.Assert(err, checker.NotNil, check.Commentf("%v", out))
// Test with no_proxy
cmd.Env = append(cmd.Env, "NO_PROXY="+ip)
out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "info"))
c.Assert(err, checker.IsNil, check.Commentf("%v", out))
}