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package http
import (
"context"
"fmt"
"net"
"net/http"
"os"
"os/user"
"github.com/aptly-dev/aptly/aptly"
"github.com/aptly-dev/aptly/console"
"github.com/aptly-dev/aptly/utils"
. "gopkg.in/check.v1"
)
type DownloaderSuiteBase struct {
tempfile *os.File
l net.Listener
url string
ch chan struct{}
progress aptly.Progress
d aptly.Downloader
ctx context.Context
}
func (s *DownloaderSuiteBase) SetUpTest(c *C) {
s.tempfile, _ = os.CreateTemp(os.TempDir(), "aptly-test")
s.l, _ = net.ListenTCP("tcp4", &net.TCPAddr{IP: net.IPv4(127, 0, 0, 1)})
s.url = fmt.Sprintf("http://localhost:%d", s.l.Addr().(*net.TCPAddr).Port)
mux := http.NewServeMux()
mux.HandleFunc("/test", func(w http.ResponseWriter, r *http.Request) {
_, _ = fmt.Fprintf(w, "Hello, %s", r.URL.Path)
})
s.ch = make(chan struct{})
go func() {
_ = http.Serve(s.l, mux)
close(s.ch)
}()
s.progress = console.NewProgress(false)
s.progress.Start()
s.d = NewDownloader(0, 1, s.progress)
s.ctx = context.Background()
}
func (s *DownloaderSuiteBase) TearDownTest(c *C) {
s.progress.Shutdown()
_ = s.l.Close()
<-s.ch
_ = os.Remove(s.tempfile.Name())
_ = s.tempfile.Close()
}
type DownloaderSuite struct {
DownloaderSuiteBase
}
var _ = Suite(&DownloaderSuite{})
func (s *DownloaderSuite) SetUpTest(c *C) {
s.DownloaderSuiteBase.SetUpTest(c)
}
func (s *DownloaderSuite) TearDownTest(c *C) {
s.DownloaderSuiteBase.TearDownTest(c)
}
func (s *DownloaderSuite) TestDownloadOK(c *C) {
c.Assert(s.d.Download(s.ctx, s.url+"/test", s.tempfile.Name()), IsNil)
}
func (s *DownloaderSuite) TestDownloadWithChecksum(c *C) {
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{}, false),
ErrorMatches, ".*size check mismatch 12 != 0")
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{Size: 12, MD5: "abcdef"}, false),
ErrorMatches, ".*md5 hash mismatch \"a1acb0fe91c7db45ec4d775192ec5738\" != \"abcdef\"")
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{Size: 12, MD5: "abcdef"}, true),
IsNil)
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{Size: 12, MD5: "a1acb0fe91c7db45ec4d775192ec5738"}, false),
IsNil)
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{Size: 12, MD5: "a1acb0fe91c7db45ec4d775192ec5738", SHA1: "abcdef"}, false),
ErrorMatches, ".*sha1 hash mismatch \"921893bae6ad6fd818401875d6779254ef0ff0ec\" != \"abcdef\"")
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{Size: 12, MD5: "a1acb0fe91c7db45ec4d775192ec5738",
SHA1: "921893bae6ad6fd818401875d6779254ef0ff0ec"}, false),
IsNil)
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &utils.ChecksumInfo{Size: 12, MD5: "a1acb0fe91c7db45ec4d775192ec5738",
SHA1: "921893bae6ad6fd818401875d6779254ef0ff0ec", SHA256: "abcdef"}, false),
ErrorMatches, ".*sha256 hash mismatch \"b3c92ee1246176ed35f6e8463cd49074f29442f5bbffc3f8591cde1dcc849dac\" != \"abcdef\"")
checksums := utils.ChecksumInfo{Size: 12, MD5: "a1acb0fe91c7db45ec4d775192ec5738",
SHA1: "921893bae6ad6fd818401875d6779254ef0ff0ec", SHA256: "b3c92ee1246176ed35f6e8463cd49074f29442f5bbffc3f8591cde1dcc849dac"}
c.Assert(s.d.DownloadWithChecksum(s.ctx, s.url+"/test", s.tempfile.Name(), &checksums, false),
IsNil)
// download backfills missing checksums
c.Check(checksums.SHA512, Equals, "bac18bf4e564856369acc2ed57300fecba3a2c1af5ae8304021e4252488678feb18118466382ee4e1210fe1f065080210e453a80cfb37ccb8752af3269df160e")
}
func (s *DownloaderSuite) TestDownload404(c *C) {
c.Assert(s.d.Download(s.ctx, s.url+"/doesntexist", s.tempfile.Name()),
ErrorMatches, "HTTP code 404.*")
}
func (s *DownloaderSuite) TestDownloadConnectError(c *C) {
c.Assert(s.d.Download(s.ctx, "http://nosuch.host.invalid./", s.tempfile.Name()),
ErrorMatches, ".*no such host")
}
func skipIfRoot(c *C) {
currentUser, err := user.Current()
if err != nil {
c.Skip("Unknown user")
}
if currentUser.Username == "root" {
c.Skip("Root user")
}
}
func (s *DownloaderSuite) TestDownloadFileError(c *C) {
skipIfRoot(c)
c.Assert(s.d.Download(s.ctx, s.url+"/test", "/"),
ErrorMatches, ".*(permission denied|read-only file system)")
}
func (s *DownloaderSuite) TestGetLength(c *C) {
size, err := s.d.GetLength(s.ctx, s.url+"/test")
c.Assert(err, IsNil)
c.Assert(size, Equals, int64(12))
}
func (s *DownloaderSuite) TestGetLength404(c *C) {
_, err := s.d.GetLength(s.ctx, s.url+"/doesntexist")
c.Assert(err, ErrorMatches, "HTTP code 404.*")
}
func (s *DownloaderSuite) TestGetLengthConnectError(c *C) {
_, err := s.d.GetLength(s.ctx, "http://nosuch.host.invalid./")
c.Assert(err, ErrorMatches, ".*no such host")
}
func (s *DownloaderSuite) TestContextCancel(c *C) {
ctx, cancel := context.WithCancel(s.ctx)
s.ctx = ctx
cancel()
_, err := s.d.GetLength(s.ctx, "http://nosuch.host.invalid./")
c.Assert(err, ErrorMatches, ".*context canceled.*")
}
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