133 lines
3.7 KiB
Go
133 lines
3.7 KiB
Go
// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
|
|
//
|
|
// Permission to use, copy, modify, and/or distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice appear in all copies.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
|
|
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
|
|
// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
|
|
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
|
|
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
|
|
// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
// PERFORMANCE OF THIS SOFTWARE.
|
|
|
|
package authn
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"net"
|
|
"net/http"
|
|
|
|
"github.com/99designs/gqlgen/graphql"
|
|
"github.com/vektah/gqlparser/v2/gqlerror"
|
|
"go.gearno.de/kit/httpserver"
|
|
"go.gearno.de/kit/log"
|
|
"go.probo.inc/probo/pkg/gid"
|
|
"go.probo.inc/probo/pkg/iam"
|
|
"go.probo.inc/probo/pkg/securecookie"
|
|
"go.probo.inc/probo/pkg/server/gqlutils"
|
|
)
|
|
|
|
func NewSessionMiddleware(svc *iam.Service, cookieConfig securecookie.Config) func(next http.Handler) http.Handler {
|
|
return func(next http.Handler) http.Handler {
|
|
return http.HandlerFunc(
|
|
func(w http.ResponseWriter, r *http.Request) {
|
|
ctx := r.Context()
|
|
|
|
cookieValue, err := securecookie.Get(r, cookieConfig)
|
|
if err != nil {
|
|
next.ServeHTTP(w, r)
|
|
return
|
|
}
|
|
|
|
sessionID, err := gid.ParseGID(cookieValue)
|
|
if err != nil {
|
|
securecookie.Clear(w, cookieConfig)
|
|
next.ServeHTTP(w, r)
|
|
|
|
return
|
|
}
|
|
|
|
apiKey := APIKeyFromContext(ctx)
|
|
if sessionID != gid.Nil && apiKey != nil {
|
|
httpserver.RenderJSON(
|
|
w,
|
|
http.StatusUnauthorized,
|
|
&graphql.Response{
|
|
Errors: gqlerror.List{
|
|
gqlutils.Conflictf(ctx, "session authentication cannot be used with API key authentication"),
|
|
},
|
|
},
|
|
)
|
|
|
|
return
|
|
}
|
|
|
|
session, err := svc.SessionService.GetSession(ctx, sessionID)
|
|
if err != nil {
|
|
if _, ok := errors.AsType[*iam.ErrSessionNotFound](err); ok {
|
|
securecookie.Clear(w, cookieConfig)
|
|
next.ServeHTTP(w, r)
|
|
|
|
return
|
|
}
|
|
|
|
if _, ok := errors.AsType[*iam.ErrSessionExpired](err); ok {
|
|
securecookie.Clear(w, cookieConfig)
|
|
next.ServeHTTP(w, r)
|
|
|
|
return
|
|
}
|
|
|
|
panic(fmt.Errorf("cannot get session: %w", err))
|
|
}
|
|
|
|
identity, err := svc.AccountService.GetIdentity(ctx, session.IdentityID)
|
|
if err != nil {
|
|
if _, ok := errors.AsType[*iam.ErrIdentityNotFound](err); ok {
|
|
securecookie.Clear(w, cookieConfig)
|
|
next.ServeHTTP(w, r)
|
|
|
|
return
|
|
}
|
|
|
|
panic(fmt.Errorf("cannot get identity: %w", err))
|
|
}
|
|
|
|
userAgent := r.UserAgent()
|
|
// TODO: will work well when no layer 7 proxy is in front of the server
|
|
var ipAddress net.IP
|
|
if host, _, err := net.SplitHostPort(r.RemoteAddr); err == nil {
|
|
ipAddress = net.ParseIP(host)
|
|
} else {
|
|
ipAddress = net.ParseIP(r.RemoteAddr)
|
|
}
|
|
|
|
err = svc.SessionService.UpdateSessionInfo(ctx, session.ID, userAgent, ipAddress)
|
|
if err != nil {
|
|
panic(fmt.Errorf("cannot update session info: %w", err))
|
|
}
|
|
|
|
ctx = ContextWithSession(ctx, session)
|
|
ctx = ContextWithIdentity(ctx, identity)
|
|
|
|
httpserver.LoggerFromContext(ctx).InfoCtx(
|
|
ctx,
|
|
"session authenticated",
|
|
log.String("identity_id", identity.ID.String()),
|
|
log.String("session_id", session.ID.String()),
|
|
)
|
|
|
|
next.ServeHTTP(w, r.WithContext(ctx))
|
|
|
|
err = svc.SessionService.UpdateSessionData(ctx, session.ID, session.Data)
|
|
if err != nil {
|
|
panic(fmt.Errorf("cannot update session data: %w", err))
|
|
}
|
|
},
|
|
)
|
|
}
|
|
}
|