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Return go-get info on subdirs (#15642) (#15871)

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Backport #15642

This PR is an alternative to #15628 and makes the go get handler a
handler.

Fix #15625

Close #15628

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: 6543 <6543@obermui.de>
This commit is contained in:
zeripath 2021-05-15 12:06:02 +01:00 committed by GitHub
parent 41422f0df0
commit a3e8450fd5
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 123 additions and 65 deletions
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35
integrations/goget_test.go Normal file
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@ -0,0 +1,35 @@
// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package integrations
import (
"fmt"
"net/http"
"testing"
"code.gitea.io/gitea/modules/setting"
"github.com/stretchr/testify/assert"
)
func TestGoGet(t *testing.T) {
defer prepareTestEnv(t)()
req := NewRequest(t, "GET", "/blah/glah/plah?go-get=1")
resp := MakeRequest(t, req, http.StatusOK)
expected := fmt.Sprintf(`<!doctype html>
<html>
<head>
<meta name="go-import" content="%[1]s:%[2]s/blah/glah git %[3]sblah/glah.git">
<meta name="go-source" content="%[1]s:%[2]s/blah/glah _ %[3]sblah/glah/src/branch/master{/dir} %[3]sblah/glah/src/branch/master{/dir}/{file}#L{line}">
</head>
<body>
go get --insecure %[1]s:%[2]s/blah/glah
</body>
</html>
`, setting.Domain, setting.HTTPPort, setting.AppURL)
assert.Equal(t, expected, resp.Body.String())
}

86
routers/routes/goget.go Normal file
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@ -0,0 +1,86 @@
// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package routes
import (
"net/http"
"net/url"
"path"
"strings"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
"github.com/unknwon/com"
)
func goGet(ctx *context.Context) {
if ctx.Req.Method != "GET" || ctx.Query("go-get") != "1" || len(ctx.Req.URL.Query()) > 1 {
return
}
parts := strings.SplitN(ctx.Req.URL.EscapedPath(), "/", 4)
if len(parts) < 3 {
return
}
ownerName := parts[1]
repoName := parts[2]
// Quick responses appropriate go-get meta with status 200
// regardless of if user have access to the repository,
// or the repository does not exist at all.
// This is particular a workaround for "go get" command which does not respect
// .netrc file.
trimmedRepoName := strings.TrimSuffix(repoName, ".git")
if ownerName == "" || trimmedRepoName == "" {
_, _ = ctx.Write([]byte(`<!doctype html>
<html>
<body>
invalid import path
</body>
</html>
`))
ctx.Status(400)
return
}
branchName := setting.Repository.DefaultBranch
repo, err := models.GetRepositoryByOwnerAndName(ownerName, repoName)
if err == nil && len(repo.DefaultBranch) > 0 {
branchName = repo.DefaultBranch
}
prefix := setting.AppURL + path.Join(url.PathEscape(ownerName), url.PathEscape(repoName), "src", "branch", util.PathEscapeSegments(branchName))
appURL, _ := url.Parse(setting.AppURL)
insecure := ""
if appURL.Scheme == string(setting.HTTP) {
insecure = "--insecure "
}
ctx.Header().Set("Content-Type", "text/html")
ctx.Status(http.StatusOK)
_, _ = ctx.Write([]byte(com.Expand(`<!doctype html>
<html>
<head>
<meta name="go-import" content="{GoGetImport} git {CloneLink}">
<meta name="go-source" content="{GoGetImport} _ {GoDocDirectory} {GoDocFile}">
</head>
<body>
go get {Insecure}{GoGetImport}
</body>
</html>
`, map[string]string{
"GoGetImport": context.ComposeGoGetImport(ownerName, trimmedRepoName),
"CloneLink": models.ComposeHTTPSCloneURL(ownerName, repoName),
"GoDocDirectory": prefix + "{/dir}",
"GoDocFile": prefix + "{/dir}/{file}#L{line}",
"Insecure": insecure,
})))
}

67
routers/routes/web.go
View file

@ -8,7 +8,6 @@ import (
"encoding/gob" "encoding/gob"
"fmt" "fmt"
"net/http" "net/http"
"net/url"
"os" "os"
"path" "path"
"strings" "strings"
@ -24,7 +23,6 @@ import (
"code.gitea.io/gitea/modules/setting" "code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/storage" "code.gitea.io/gitea/modules/storage"
"code.gitea.io/gitea/modules/templates" "code.gitea.io/gitea/modules/templates"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/modules/validation" "code.gitea.io/gitea/modules/validation"
"code.gitea.io/gitea/modules/web" "code.gitea.io/gitea/modules/web"
"code.gitea.io/gitea/routers" "code.gitea.io/gitea/routers"
@ -51,7 +49,6 @@ import (
"github.com/go-chi/cors" "github.com/go-chi/cors"
"github.com/prometheus/client_golang/prometheus" "github.com/prometheus/client_golang/prometheus"
"github.com/tstranex/u2f" "github.com/tstranex/u2f"
"github.com/unknwon/com"
) )
const ( const (
@ -190,6 +187,7 @@ func WebRoutes() *web.Route {
ctx.Data["UnitPullsGlobalDisabled"] = models.UnitTypePullRequests.UnitGlobalDisabled() ctx.Data["UnitPullsGlobalDisabled"] = models.UnitTypePullRequests.UnitGlobalDisabled()
ctx.Data["UnitProjectsGlobalDisabled"] = models.UnitTypeProjects.UnitGlobalDisabled() ctx.Data["UnitProjectsGlobalDisabled"] = models.UnitTypeProjects.UnitGlobalDisabled()
}) })
r.Use(goGet)
// for health check // for health check
r.Head("/", func(w http.ResponseWriter, req *http.Request) { r.Head("/", func(w http.ResponseWriter, req *http.Request) {
@ -229,67 +227,6 @@ func WebRoutes() *web.Route {
return r return r
} }
func goGet(ctx *context.Context) {
if ctx.Query("go-get") != "1" {
return
}
// Quick responses appropriate go-get meta with status 200
// regardless of if user have access to the repository,
// or the repository does not exist at all.
// This is particular a workaround for "go get" command which does not respect
// .netrc file.
ownerName := ctx.Params(":username")
repoName := ctx.Params(":reponame")
trimmedRepoName := strings.TrimSuffix(repoName, ".git")
if ownerName == "" || trimmedRepoName == "" {
_, _ = ctx.Write([]byte(`<!doctype html>
<html>
<body>
invalid import path
</body>
</html>
`))
ctx.Status(400)
return
}
branchName := setting.Repository.DefaultBranch
repo, err := models.GetRepositoryByOwnerAndName(ownerName, repoName)
if err == nil && len(repo.DefaultBranch) > 0 {
branchName = repo.DefaultBranch
}
prefix := setting.AppURL + path.Join(url.PathEscape(ownerName), url.PathEscape(repoName), "src", "branch", util.PathEscapeSegments(branchName))
appURL, _ := url.Parse(setting.AppURL)
insecure := ""
if appURL.Scheme == string(setting.HTTP) {
insecure = "--insecure "
}
ctx.Header().Set("Content-Type", "text/html")
ctx.Status(http.StatusOK)
_, _ = ctx.Write([]byte(com.Expand(`<!doctype html>
<html>
<head>
<meta name="go-import" content="{GoGetImport} git {CloneLink}">
<meta name="go-source" content="{GoGetImport} _ {GoDocDirectory} {GoDocFile}">
</head>
<body>
go get {Insecure}{GoGetImport}
</body>
</html>
`, map[string]string{
"GoGetImport": context.ComposeGoGetImport(ownerName, trimmedRepoName),
"CloneLink": models.ComposeHTTPSCloneURL(ownerName, repoName),
"GoDocDirectory": prefix + "{/dir}",
"GoDocFile": prefix + "{/dir}/{file}#L{line}",
"Insecure": insecure,
})))
}
// RegisterRoutes register routes // RegisterRoutes register routes
func RegisterRoutes(m *web.Route) { func RegisterRoutes(m *web.Route) {
reqSignIn := context.Toggle(&context.ToggleOptions{SignInRequired: true}) reqSignIn := context.Toggle(&context.ToggleOptions{SignInRequired: true})
@ -1091,7 +1028,7 @@ func RegisterRoutes(m *web.Route) {
m.Group("/{username}", func() { m.Group("/{username}", func() {
m.Group("/{reponame}", func() { m.Group("/{reponame}", func() {
m.Get("", repo.SetEditorconfigIfExists, repo.Home) m.Get("", repo.SetEditorconfigIfExists, repo.Home)
}, goGet, ignSignIn, context.RepoAssignment, context.RepoRef(), context.UnitTypes()) }, ignSignIn, context.RepoAssignment, context.RepoRef(), context.UnitTypes())
m.Group("/{reponame}", func() { m.Group("/{reponame}", func() {
m.Group("/info/lfs", func() { m.Group("/info/lfs", func() {