package session import ( "net/http" "time" "github.com/drone/drone/model" "github.com/drone/drone/remote" "github.com/drone/drone/store" log "github.com/Sirupsen/logrus" "github.com/gin-gonic/gin" ) func Repo(c *gin.Context) *model.Repo { v, ok := c.Get("repo") if !ok { return nil } r, ok := v.(*model.Repo) if !ok { return nil } return r } func Repos(c *gin.Context) []*model.RepoLite { v, ok := c.Get("repos") if !ok { return nil } r, ok := v.([]*model.RepoLite) if !ok { return nil } return r } func SetRepo() gin.HandlerFunc { return func(c *gin.Context) { var ( owner = c.Param("owner") name = c.Param("name") user = User(c) ) repo, err := store.GetRepoOwnerName(c, owner, name) if err == nil { c.Set("repo", repo) c.Next() return } // debugging log.Debugf("Cannot find repository %s/%s. %s", owner, name, err.Error(), ) if user != nil { c.AbortWithStatus(http.StatusNotFound) } else { c.AbortWithStatus(http.StatusUnauthorized) } } } func Perm(c *gin.Context) *model.Perm { v, ok := c.Get("perm") if !ok { return nil } u, ok := v.(*model.Perm) if !ok { return nil } return u } func SetPerm() gin.HandlerFunc { return func(c *gin.Context) { user := User(c) repo := Repo(c) perm := new(model.Perm) switch { case user != nil: var err error perm, err = store.FromContext(c).PermFind(user, repo) if err != nil { log.Errorf("Error fetching permission for %s %s. %s", user.Login, repo.FullName, err) } if time.Unix(perm.Synced, 0).Add(time.Hour).Before(time.Now()) { perm, err = remote.FromContext(c).Perm(user, repo.Owner, repo.Name) if err == nil { log.Debugf("Synced user permission for %s %s", user.Login, repo.FullName) perm.Repo = repo.FullName perm.UserID = user.ID perm.Synced = time.Now().Unix() store.FromContext(c).PermUpsert(perm) } } } if perm == nil { perm = new(model.Perm) } if user != nil && user.Admin { perm.Pull = true perm.Push = true perm.Admin = true } switch { case repo.Visibility == model.VisibilityPublic: perm.Pull = true case repo.Visibility == model.VisibilityInternal && user != nil: perm.Pull = true } if user != nil { log.Debugf("%s granted %+v permission to %s", user.Login, perm, repo.FullName) } else { log.Debugf("Guest granted %+v to %s", perm, repo.FullName) } c.Set("perm", perm) c.Next() } } func MustPull(c *gin.Context) { user := User(c) perm := Perm(c) if perm.Pull { c.Next() return } // debugging if user != nil { c.AbortWithStatus(http.StatusNotFound) log.Debugf("User %s denied read access to %s", user.Login, c.Request.URL.Path) } else { c.AbortWithStatus(http.StatusUnauthorized) log.Debugf("Guest denied read access to %s %s", c.Request.Method, c.Request.URL.Path, ) } } func MustPush(c *gin.Context) { user := User(c) perm := Perm(c) // if the user has push access, immediately proceed // the middleware execution chain. if perm.Push { c.Next() return } // debugging if user != nil { c.AbortWithStatus(http.StatusNotFound) log.Debugf("User %s denied write access to %s", user.Login, c.Request.URL.Path) } else { c.AbortWithStatus(http.StatusUnauthorized) log.Debugf("Guest denied write access to %s %s", c.Request.Method, c.Request.URL.Path, ) } }