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package httpfs
import (
"io/ioutil"
"net/http"
"net/url"
"os"
"testing"
"time"
"gitlab.com/gitlab-org/gitlab-pages/internal/httptransport"
"github.com/stretchr/testify/require"
)
func TestFSOpen(t *testing.T) {
wd, err := os.Getwd()
require.NoError(t, err)
tests := map[string]struct {
allowedPaths []string
chrootPath string
fileName string
expectedContent string
expectedErrMsg string
}{
"file_allowed_in_file_path": {
allowedPaths: []string{wd + "/testdata"},
fileName: wd + "/testdata/file1.txt",
expectedContent: "file1.txt\n",
},
"file_allowed_in_file_path_subdir": {
allowedPaths: []string{wd + "/testdata"},
fileName: wd + "/testdata/subdir/file2.txt",
expectedContent: "subdir/file2.txt\n",
},
"file_not_in_allowed_path": {
allowedPaths: []string{wd + "/testdata/subdir"},
fileName: wd + "/testdata/file1.txt",
expectedErrMsg: os.ErrPermission.Error(),
},
"file_does_not_exist": {
allowedPaths: []string{wd + "/testdata"},
fileName: wd + "/testdata/unknown.txt",
expectedErrMsg: "no such file or directory",
},
"relative_path_not_allowed": {
allowedPaths: []string{"testdata"},
fileName: "testdata/file1.txt",
expectedErrMsg: os.ErrPermission.Error(),
},
"dot_dot_in_file_resolved": {
allowedPaths: []string{wd + "/testdata"},
fileName: wd + "/../httpfs/testdata/file1.txt",
expectedContent: "file1.txt\n",
},
"dot_dot_in_file_resolved_not_allowed": {
allowedPaths: []string{wd + "/testdata/subdir"},
fileName: wd + "/../httpfs/testdata/file1.txt",
expectedErrMsg: os.ErrPermission.Error(),
},
"chroot_path_not_found_when_not_in_real_chroot": {
allowedPaths: []string{wd + "/testdata"},
fileName: wd + "/testdata/file1.txt",
expectedErrMsg: "no such file or directory",
chrootPath: wd + "/testdata",
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
p, err := NewFileSystemPath(test.allowedPaths, test.chrootPath)
require.NoError(t, err)
got, err := p.Open(test.fileName)
if test.expectedErrMsg != "" {
require.Error(t, err)
require.Contains(t, err.Error(), test.expectedErrMsg)
return
}
require.NoError(t, err)
content, err := ioutil.ReadAll(got)
require.NoError(t, err)
require.Equal(t, test.expectedContent, string(content))
})
}
}
func TestFileSystemPathCanServeHTTP(t *testing.T) {
wd, err := os.Getwd()
require.NoError(t, err)
tests := map[string]struct {
path string
chrootPath string
fileName string
escapeURL bool
expectedStatusCode int
expectedContent string
}{
"file_exists_in_path": {
path: wd + "/testdata",
fileName: "file1.txt",
expectedStatusCode: http.StatusOK,
expectedContent: "file1.txt\n",
},
"file_exists_in_sub_dir_path": {
path: wd + "/testdata",
fileName: "subdir/file2.txt",
expectedStatusCode: http.StatusOK,
expectedContent: "subdir/file2.txt\n",
},
"file_not_allowed_in_path": {
path: wd + "/testdata/subdir",
fileName: "../file1.txt",
expectedStatusCode: http.StatusForbidden,
expectedContent: "403 Forbidden\n",
},
"file_does_not_exist": {
path: wd + "/testdata",
fileName: "unknown.txt",
expectedStatusCode: http.StatusNotFound,
expectedContent: "404 page not found\n",
},
"escaped_url_is_invalid": {
path: wd + "/testdata",
fileName: "file1.txt",
escapeURL: true,
expectedStatusCode: http.StatusForbidden,
expectedContent: "403 Forbidden\n",
},
"dot_dot_in_URL": {
path: wd + "/testdata",
fileName: "../testdata/file1.txt",
expectedStatusCode: http.StatusOK,
expectedContent: "file1.txt\n",
},
"dot_dot_in_URL_outside_of_allowed_path": {
path: wd + "/testdata",
fileName: "../file1.txt",
expectedStatusCode: http.StatusForbidden,
expectedContent: "403 Forbidden\n",
},
"chroot_path_fails_in_unit_test_not_found_when_not_in_real_chroot": {
path: wd + "/testdata",
fileName: "file1.txt",
chrootPath: wd + "/testdata",
expectedStatusCode: http.StatusNotFound,
expectedContent: "404 page not found\n",
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
transport := httptransport.NewTransport()
fs, err := NewFileSystemPath([]string{test.path}, test.chrootPath)
require.NoError(t, err)
transport.RegisterProtocol("file", http.NewFileTransport(fs))
client := &http.Client{
Transport: transport,
Timeout: time.Second,
}
reqURL := "file://" + test.path + "/" + test.fileName
if test.escapeURL {
reqURL = url.PathEscape(reqURL)
}
req, err := http.NewRequest("GET", reqURL, nil)
require.NoError(t, err)
res, err := client.Do(req)
require.NoError(t, err)
defer res.Body.Close()
require.Equal(t, test.expectedStatusCode, res.StatusCode)
content, err := ioutil.ReadAll(res.Body)
require.NoError(t, err)
require.Equal(t, test.expectedContent, string(content))
})
}
}
|
