func setAllowed(evt *event.Event) (err error) {
defer func() {
if err != nil {
fmt.Printf("setting global context to evt %q: %s\n", evt.String(), err)
err = nil
}
}()
switch evt.Target.Type {
case event.TargetTypeApp:
var a *app.App
a, err = app.GetByName(evt.Target.Value)
if err != nil {
evt.Allowed = event.Allowed(permission.PermAppReadEvents)
if evt.Cancelable {
evt.Allowed = event.Allowed(permission.PermAppUpdateEvents)
}
return err
}
ctxs := append(permission.Contexts(permission.CtxTeam, a.Teams),
permission.Context(permission.CtxApp, a.Name),
permission.Context(permission.CtxPool, a.Pool),
)
evt.Allowed = event.Allowed(permission.PermAppReadEvents, ctxs...)
if evt.Cancelable {
evt.Allowed = event.Allowed(permission.PermAppUpdateEvents, ctxs...)
}
case event.TargetTypeTeam:
evt.Allowed = event.Allowed(permission.PermTeamReadEvents, permission.Context(permission.CtxTeam, evt.Target.Value))
case event.TargetTypeService:
s := service.Service{Name: evt.Target.Value}
err = s.Get()
if err != nil {
evt.Allowed = event.Allowed(permission.PermServiceReadEvents)
return err
}
evt.Allowed = event.Allowed(permission.PermServiceReadEvents,
append(permission.Contexts(permission.CtxTeam, s.OwnerTeams),
permission.Context(permission.CtxService, s.Name),
)...,
)
case event.TargetTypeServiceInstance:
v := strings.SplitN(evt.Target.Value, "/", 2)
if len(v) != 2 {
evt.Allowed = event.Allowed(permission.PermServiceInstanceReadEvents)
return nil
}
var si *service.ServiceInstance
si, err = service.GetServiceInstance(v[0], v[1])
if err != nil {
evt.Allowed = event.Allowed(permission.PermServiceInstanceReadEvents)
return err
}
evt.Allowed = event.Allowed(permission.PermServiceReadEvents,
append(permission.Contexts(permission.CtxTeam, si.Teams),
permission.Context(permission.CtxServiceInstance, evt.Target.Value),
)...,
)
case event.TargetTypePool:
evt.Allowed = event.Allowed(permission.PermPoolReadEvents, permission.Context(permission.CtxPool, evt.Target.Value))
case event.TargetTypeUser:
evt.Allowed = event.Allowed(permission.PermUserReadEvents, permission.Context(permission.CtxUser, evt.Target.Value))
case event.TargetTypeIaas:
evt.Allowed = event.Allowed(permission.PermMachineReadEvents, permission.Context(permission.CtxIaaS, evt.Target.Value))
case event.TargetTypeContainer:
var provisioners []provision.Provisioner
provisioners, err = provision.Registry()
if err != nil {
return err
}
var a provision.App
for _, p := range provisioners {
if finderProv, ok := p.(provision.UnitFinderProvisioner); ok {
a, err = finderProv.GetAppFromUnitID(evt.Target.Value)
_, isNotFound := err.(*provision.UnitNotFoundError)
if err == nil || !isNotFound {
break
}
}
}
if err != nil {
return err
}
evt.Allowed = event.Allowed(permission.PermAppReadEvents,
append(permission.Contexts(permission.CtxTeam, a.GetTeamsName()),
permission.Context(permission.CtxApp, a.GetName()),
permission.Context(permission.CtxPool, a.GetPool()),
)...,
)
case event.TargetTypeNode:
var provisioners []provision.Provisioner
provisioners, err = provision.Registry()
if err != nil {
return err
}
var ctxs []permission.PermissionContext
for _, p := range provisioners {
if nodeProvisioner, ok := p.(provision.NodeProvisioner); ok {
var nodes []provision.Node
nodes, err = nodeProvisioner.ListNodes([]string{evt.Target.Value})
if err != nil {
return err
}
ctxs = append(ctxs, permission.Context(permission.CtxPool, nodes[0].Pool()))
}
}
evt.Allowed = event.Allowed(permission.PermPoolReadEvents, ctxs...)
case event.TargetTypeRole:
evt.Allowed = event.Allowed(permission.PermRoleReadEvents)
default:
evt.Allowed = event.Allowed(permission.PermDebug)
}
return nil
}