forked from control-center/serviced
/
addressassignment.go
103 lines (83 loc) · 3.4 KB
/
addressassignment.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
// Copyright 2014 The Serviced Authors.
// Use of f source code is governed by a
package facade
import (
"fmt"
"github.com/control-center/serviced/datastore"
"github.com/control-center/serviced/domain/addressassignment"
"github.com/control-center/serviced/domain/service"
"github.com/control-center/serviced/utils"
"github.com/zenoss/glog"
)
// GetServiceAddressAssignments fills in all AddressAssignments for the specified serviced id.
func (f *Facade) GetServiceAddressAssignments(ctx datastore.Context, serviceID string, assignments *[]addressassignment.AddressAssignment) error {
store := addressassignment.NewStore()
results, err := store.GetServiceAddressAssignments(ctx, serviceID)
if err != nil {
return err
}
*assignments = results
return nil
}
func (f *Facade) GetServiceAddressAssignmentsByPort(ctx datastore.Context, port uint16) ([]addressassignment.AddressAssignment, error) {
store := addressassignment.NewStore()
return store.GetServiceAddressAssignmentsByPort(ctx, port)
}
// GetAddressAssignmentsByEndpoint returns the address assignment by serviceID and endpoint name
func (f *Facade) FindAssignmentByServiceEndpoint(ctx datastore.Context, serviceID, endpointName string) (*addressassignment.AddressAssignment, error) {
store := addressassignment.NewStore()
return store.FindAssignmentByServiceEndpoint(ctx, serviceID, endpointName)
}
func (f *Facade) FindAssignmentByHostPort(ctx datastore.Context, ipAddr string, port uint16) (*addressassignment.AddressAssignment, error) {
store := addressassignment.NewStore()
return store.FindAssignmentByHostPort(ctx, ipAddr, port)
}
// RemoveAddressAssignemnt Removes an AddressAssignment by id
func (f *Facade) RemoveAddressAssignment(ctx datastore.Context, id string) error {
store := addressassignment.NewStore()
key := addressassignment.Key(id)
var assignment addressassignment.AddressAssignment
if err := store.Get(ctx, key, &assignment); err != nil {
return err
}
if err := store.Delete(ctx, key); err != nil {
return err
}
var svc *service.Service
var err error
if svc, err = f.GetService(ctx, assignment.ServiceID); err != nil {
glog.V(2).Infof("ControlPlaneDao.GetService service=%+v err=%s", assignment.ServiceID, err)
return err
}
if err := f.updateService(ctx, svc); err != nil {
glog.V(2).Infof("ControlPlaneDao.updateService service=%+v err=%s", assignment.ServiceID, err)
return err
}
return nil
}
func (f *Facade) assign(ctx datastore.Context, assignment addressassignment.AddressAssignment) (string, error) {
if err := assignment.ValidEntity(); err != nil {
return "", err
}
// Do not add if it already exists
if exists, err := f.FindAssignmentByServiceEndpoint(ctx, assignment.ServiceID, assignment.EndpointName); err != nil {
return "", err
} else if exists != nil {
return "", fmt.Errorf("found assignment for %s at %s", assignment.EndpointName, assignment.ServiceID)
}
// Do not add if already assigned
if exists, err := f.FindAssignmentByHostPort(ctx, assignment.IPAddr, assignment.Port); err != nil {
return "", err
} else if exists != nil {
return "", fmt.Errorf("found assignment for port %d at %s", assignment.Port, assignment.IPAddr)
}
var err error
if assignment.ID, err = utils.NewUUID36(); err != nil {
return "", err
}
store := addressassignment.NewStore()
if err := store.Put(ctx, addressassignment.Key(assignment.ID), &assignment); err != nil {
return "", err
}
return assignment.ID, nil
}