Add proper error message if session provider can not be created (#35520)

the middleware that creates the session provider just panics if on
creation the config is wrong.
this is not catched and so you just get an cryptic stacktrace with no
point where to look at (as user).

## Before

```
2025/09/16 03:56:37 ...xer/stats/indexer.go:87:populateRepoIndexer() [I] Done (re)populating the repo stats indexer with existing repositories
2025/09/16 03:56:37 modules/ssh/ssh.go:387:Listen() [I] Adding SSH host key: /var/lib/gitea/data/ssh/gitea.rsa
2025/09/16 03:56:37 modules/ssh/init.go:26:Init() [I] SSH server started on :1234. Cipher list ([chacha20-poly1305@openssh.com aes128-ctr aes192-ctr aes256-ctr aes128-gcm@openssh.com aes256-gcm@openssh.com]), key exchange algorithms ([curve25519-sha256 ecdh-sha2-nistp256 ecdh-sha2-nistp384 ecdh-sha2-nistp521 diffie-hellman-group14-sha256 diffie-hellman-group14-sha1]), MACs ([hmac-sha2-256-etm@openssh.com hmac-sha2-256 hmac-sha1])
2025/09/16 03:56:37 ...s/graceful/server.go:50:NewServer() [I] Starting new SSH server: tcp::1234 on PID: 83337
2025/09/16 03:56:38 cmd/web.go:231:func1() [F] PANIC: dial tcp 127.0.0.1:6379: connect: connection refused
gitea.com/go-chi/session@v0.0.0-20240316035857-16768d98ec96/session.go:239 (0x1cdb908)
code.gitea.io/gitea/routers/common/middleware.go:108 (0x2547f5a)
code.gitea.io/gitea/routers/web/web.go:270 (0x278b8e9)
code.gitea.io/gitea/routers/init.go:185 (0x2850d89)
code.gitea.io/gitea/cmd/web.go:211 (0x295c5ad)
code.gitea.io/gitea/cmd/web.go:262 (0x295cacb)
code.gitea.io/gitea/cmd/main.go:111 (0x2953422)
github.com/urfave/cli/v2@v2.27.2/command.go:276 (0x1cc3dfd)
github.com/urfave/cli/v2@v2.27.2/command.go:269 (0x1cc4084)
github.com/urfave/cli/v2@v2.27.2/app.go:333 (0x1cc086a)
github.com/urfave/cli/v2@v2.27.2/app.go:307 (0x2953f18)
code.gitea.io/gitea/cmd/main.go:172 (0x2953efc)
code.gitea.io/gitea/main.go:46 (0x2998498)
runtime/proc.go:283 (0x4471ca)
runtime/asm_amd64.s:1700 (0x484a20)
```

## After

```
2025/09/22 22:52:35 .../templates/htmlrenderer.go:118:initHTMLRenderer() [D] Creating static HTML Renderer
2025/09/22 22:52:35 routers/web/web.go:273:Routes() [F] common.Sessioner failed: failed to create session middleware: dial tcp 127.0.0.1:6379: connect: connection refused
```

---------

Signed-off-by: 6543 <6543@obermui.de>
This commit is contained in:
6543
2025-09-28 14:24:19 +02:00
committed by GitHub
parent 151ef80e28
commit fbe80e6df2
8 changed files with 56 additions and 31 deletions

View File

@@ -59,8 +59,10 @@ func (o *VirtualSessionProvider) Init(gcLifetime int64, config string) error {
func (o *VirtualSessionProvider) Read(sid string) (session.RawStore, error) {
o.lock.RLock()
defer o.lock.RUnlock()
if o.provider.Exist(sid) {
if exist, err := o.provider.Exist(sid); err == nil && exist {
return o.provider.Read(sid)
} else if err != nil {
return nil, fmt.Errorf("check if '%s' exist failed: %w", sid, err)
}
kv := make(map[any]any)
kv["_old_uid"] = "0"
@@ -68,8 +70,8 @@ func (o *VirtualSessionProvider) Read(sid string) (session.RawStore, error) {
}
// Exist returns true if session with given ID exists.
func (o *VirtualSessionProvider) Exist(sid string) bool {
return true
func (o *VirtualSessionProvider) Exist(sid string) (bool, error) {
return true, nil
}
// Destroy deletes a session by session ID.
@@ -87,7 +89,7 @@ func (o *VirtualSessionProvider) Regenerate(oldsid, sid string) (session.RawStor
}
// Count counts and returns number of sessions.
func (o *VirtualSessionProvider) Count() int {
func (o *VirtualSessionProvider) Count() (int, error) {
o.lock.RLock()
defer o.lock.RUnlock()
return o.provider.Count()
@@ -162,9 +164,13 @@ func (s *VirtualStore) Release() error {
// Now ensure that we don't exist!
realProvider := s.p.provider
if !s.released && realProvider.Exist(s.sid) {
// This is an error!
return fmt.Errorf("new sid '%s' already exists", s.sid)
if !s.released {
if exist, err := realProvider.Exist(s.sid); err == nil && exist {
// This is an error!
return fmt.Errorf("new sid '%s' already exists", s.sid)
} else if err != nil {
return fmt.Errorf("check if '%s' exist failed: %w", s.sid, err)
}
}
realStore, err := realProvider.Read(s.sid)
if err != nil {