forked from goodrain/rainbond
/
weight.go
58 lines (49 loc) · 1.68 KB
/
weight.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
// RAINBOND, Application Management Platform
// Copyright (C) 2014-2017 Goodrain Co., Ltd.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package weight
import (
"github.com/Sirupsen/logrus"
"github.com/goodrain/rainbond/gateway/annotations/parser"
"github.com/goodrain/rainbond/gateway/annotations/resolver"
extensions "k8s.io/api/extensions/v1beta1"
"strconv"
)
// Config contains weight or router
type Config struct {
Weight int
}
type weight struct {
r resolver.Resolver
}
// NewParser creates a new parser
func NewParser(r resolver.Resolver) parser.IngressAnnotation {
return weight{r}
}
func (c weight) Parse(ing *extensions.Ingress) (interface{}, error) {
wstr, err := parser.GetStringAnnotation("weight", ing)
var w int
if err != nil || wstr == "" {
w = 1
} else {
w, err = strconv.Atoi(wstr)
if err != nil {
logrus.Warnf("Unexpected error occurred when convert string(%s) to int: %v", wstr, err)
w = 1
}
}
return &Config{
Weight: w,
}, nil
}