/
policyservice.go
279 lines (235 loc) · 7.48 KB
/
policyservice.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
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
package policyservice
/*
Copyright 2017 - 2020 Crunchy Data Solutions, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import (
"encoding/json"
apiserver "github.com/crunchydata/postgres-operator/internal/apiserver"
msgs "github.com/crunchydata/postgres-operator/pkg/apiservermsgs"
log "github.com/sirupsen/logrus"
"k8s.io/apimachinery/pkg/util/validation"
"net/http"
)
// CreatePolicyHandler ...
// pgo create policy
// parameters secretfrom
func CreatePolicyHandler(w http.ResponseWriter, r *http.Request) {
// swagger:operation POST /policies policyservice policies
/*```
Create a SQL policy
*/
// ---
// produces:
// - application/json
// parameters:
// - name: "Create Policy Request"
// in: "body"
// schema:
// "$ref": "#/definitions/CreatePolicyRequest"
// responses:
// '200':
// description: Output
// schema:
// "$ref": "#/definitions/CreatePolicyResponse"
var ns string
resp := msgs.CreatePolicyResponse{}
resp.Status.Code = msgs.Ok
resp.Status.Msg = ""
log.Debug("policyservice.CreatePolicyHandler called")
var request msgs.CreatePolicyRequest
_ = json.NewDecoder(r.Body).Decode(&request)
username, err := apiserver.Authn(apiserver.CREATE_POLICY_PERM, w, r)
if err != nil {
return
}
log.Debugf("policyservice.CreatePolicyHandler got request %s", request.Name)
if request.ClientVersion != msgs.PGO_VERSION {
resp.Status.Code = msgs.Error
resp.Status.Msg = apiserver.VERSION_MISMATCH_ERROR
json.NewEncoder(w).Encode(resp)
return
}
ns, err = apiserver.GetNamespace(apiserver.Clientset, username, request.Namespace)
if err != nil {
resp.Status.Code = msgs.Error
resp.Status.Msg = err.Error()
json.NewEncoder(w).Encode(resp)
return
}
errs := validation.IsDNS1035Label(request.Name)
if len(errs) > 0 {
resp.Status.Code = msgs.Error
resp.Status.Msg = "invalid policy name format " + errs[0]
} else {
found, err := CreatePolicy(apiserver.RESTClient, request.Name, request.URL, request.SQL, ns, username)
if err != nil {
log.Error(err.Error())
resp.Status.Code = msgs.Error
resp.Status.Msg = err.Error()
}
if found {
resp.Status.Code = msgs.Error
resp.Status.Msg = "policy already exists with that name"
}
}
json.NewEncoder(w).Encode(resp)
}
// DeletePolicyHandler ...
// returns a DeletePolicyResponse
func DeletePolicyHandler(w http.ResponseWriter, r *http.Request) {
// swagger:operation POST /policiesdelete policyservice policiesdelete
/*```
Delete a SQL policy
*/
// ---
// produces:
// - application/json
// parameters:
// - name: "Delete Policy Request"
// in: "body"
// schema:
// "$ref": "#/definitions/DeletePolicyRequest"
// responses:
// '200':
// description: Output
// schema:
// "$ref": "#/definitions/DeletePolicyResponse"
var ns string
var request msgs.DeletePolicyRequest
_ = json.NewDecoder(r.Body).Decode(&request)
policyname := request.PolicyName
clientVersion := request.ClientVersion
namespace := request.Namespace
log.Debugf("DeletePolicyHandler parameters version [%s] name [%s] namespace [%s]", clientVersion, policyname, namespace)
w.Header().Set("WWW-Authenticate", `Basic realm="Restricted"`)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
username, err := apiserver.Authn(apiserver.DELETE_POLICY_PERM, w, r)
if err != nil {
return
}
log.Debug("policyservice.DeletePolicyHandler GET called")
resp := msgs.DeletePolicyResponse{}
resp.Status.Code = msgs.Ok
resp.Status.Msg = ""
if clientVersion != msgs.PGO_VERSION {
resp.Status.Code = msgs.Error
resp.Status.Msg = apiserver.VERSION_MISMATCH_ERROR
json.NewEncoder(w).Encode(resp)
return
}
ns, err = apiserver.GetNamespace(apiserver.Clientset, username, namespace)
if err != nil {
resp.Status.Code = msgs.Error
resp.Status.Msg = err.Error()
json.NewEncoder(w).Encode(resp)
return
}
resp = DeletePolicy(apiserver.RESTClient, policyname, ns, username)
json.NewEncoder(w).Encode(resp)
}
// ShowPolicyHandler ...
// returns a ShowPolicyResponse
func ShowPolicyHandler(w http.ResponseWriter, r *http.Request) {
// swagger:operation POST /showpolicies policyservice showpolicies
/*```
Show policy information
*/
// ---
// produces:
// - application/json
// parameters:
// - name: "Show Policy Request"
// in: "body"
// schema:
// "$ref": "#/definitions/ShowPolicyRequest"
// responses:
// '200':
// description: Output
// schema:
// "$ref": "#/definitions/ShowPolicyResponse"
var ns string
var request msgs.ShowPolicyRequest
_ = json.NewDecoder(r.Body).Decode(&request)
policyname := request.Policyname
clientVersion := request.ClientVersion
namespace := request.Namespace
log.Debugf("ShowPolicyHandler parameters version [%s] namespace [%s] name [%s]", clientVersion, namespace, policyname)
w.Header().Set("WWW-Authenticate", `Basic realm="Restricted"`)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
username, err := apiserver.Authn(apiserver.SHOW_POLICY_PERM, w, r)
if err != nil {
return
}
log.Debug("policyservice.ShowPolicyHandler POST called")
resp := msgs.ShowPolicyResponse{}
resp.Status.Code = msgs.Ok
resp.Status.Msg = ""
if clientVersion != msgs.PGO_VERSION {
resp.Status.Code = msgs.Error
resp.Status.Msg = apiserver.VERSION_MISMATCH_ERROR
json.NewEncoder(w).Encode(resp)
return
}
ns, err = apiserver.GetNamespace(apiserver.Clientset, username, namespace)
if err != nil {
resp.Status.Code = msgs.Error
resp.Status.Msg = err.Error()
json.NewEncoder(w).Encode(resp)
return
}
resp.PolicyList = ShowPolicy(apiserver.RESTClient, policyname, request.AllFlag, ns)
json.NewEncoder(w).Encode(resp)
}
// ApplyPolicyHandler ...
// pgo apply mypolicy --selector=name=mycluster
func ApplyPolicyHandler(w http.ResponseWriter, r *http.Request) {
// swagger:operation POST /policies/apply policyservice policies-apply
/*```
APPLY allows you to apply a Policy to a set of clusters.
*/
// ---
// produces:
// - application/json
// parameters:
// - name: "Create Policy Request"
// in: "body"
// schema:
// "$ref": "#/definitions/ApplyPolicyRequest"
// responses:
// '200':
// description: Output
// schema:
// "$ref": "#/definitions/ApplyPolicyResponse"
var ns string
log.Debug("policyservice.ApplyPolicyHandler called")
var request msgs.ApplyPolicyRequest
_ = json.NewDecoder(r.Body).Decode(&request)
username, err := apiserver.Authn(apiserver.APPLY_POLICY_PERM, w, r)
if err != nil {
return
}
w.Header().Set("WWW-Authenticate", `Basic realm="Restricted"`)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
resp := msgs.ApplyPolicyResponse{}
resp.Status = msgs.Status{Code: msgs.Ok, Msg: ""}
ns, err = apiserver.GetNamespace(apiserver.Clientset, username, request.Namespace)
if err != nil {
resp.Status = msgs.Status{Code: msgs.Error, Msg: err.Error()}
json.NewEncoder(w).Encode(resp)
return
}
resp = ApplyPolicy(&request, ns, username)
json.NewEncoder(w).Encode(resp)
}