-
Notifications
You must be signed in to change notification settings - Fork 450
/
delete.go
91 lines (79 loc) · 3.11 KB
/
delete.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
// Copyright (c) 2019 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package topic
import (
"net/http"
clusterclient "github.com/m3db/m3/src/cluster/client"
"github.com/m3db/m3/src/cmd/services/m3query/config"
"github.com/m3db/m3/src/query/api/v1/handler"
"github.com/m3db/m3/src/query/api/v1/handler/prometheus/handleroptions"
"github.com/m3db/m3/src/query/util/logging"
"github.com/m3db/m3/src/x/instrument"
xhttp "github.com/m3db/m3/src/x/net/http"
pkgerrors "github.com/pkg/errors"
"go.uber.org/zap"
)
const (
// DeleteURL is the url for the topic delete handler (with the DELETE method).
DeleteURL = handler.RoutePrefixV1 + "/topic"
// DeleteHTTPMethod is the HTTP method used with this resource.
DeleteHTTPMethod = http.MethodDelete
)
// DeleteHandler is the handler for topic adds.
type DeleteHandler Handler
// newDeleteHandler returns a new instance of DeleteHandler.
func newDeleteHandler(
client clusterclient.Client,
cfg config.Configuration,
instrumentOpts instrument.Options,
) http.Handler {
return &DeleteHandler{
client: client,
cfg: cfg,
serviceFn: Service,
instrumentOpts: instrumentOpts,
}
}
func (h *DeleteHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
var (
ctx = r.Context()
logger = logging.WithContext(ctx, h.instrumentOpts)
)
serviceCfg := handleroptions.ServiceNameAndDefaults{}
svcOpts := handleroptions.NewServiceOptions(serviceCfg, r.Header, nil)
service, err := h.serviceFn(h.client, svcOpts)
if err != nil {
logger.Error("unable to get service", zap.Error(err))
xhttp.Error(w, err, http.StatusInternalServerError)
return
}
name := topicName(r.Header)
svcLogger := logger.With(zap.String("service", name))
if err := service.Delete(name); err != nil {
svcLogger.Error("unable to delete service", zap.Error(err))
err := pkgerrors.WithMessagef(err, "error deleting service '%s'", name)
xhttp.Error(w, err, http.StatusBadRequest)
return
}
svcLogger.Info("deleted service")
// This is technically not necessary but we prefer to be verbose in handler
// logic.
w.WriteHeader(http.StatusOK)
}