forked from CATechnologiesTest/kubeiql
-
Notifications
You must be signed in to change notification settings - Fork 0
/
server.go
115 lines (106 loc) · 3.35 KB
/
server.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
// Copyright (c) 2018 CA. All rights reserved.
//
// 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.
package main
import (
"context"
"fmt"
"github.com/gorilla/mux"
graphql "github.com/neelance/graphql-go"
"github.com/neelance/graphql-go/relay"
"log"
"net/http"
"os"
)
var KubectlPath = getFromEnv("KUBECTL_PATH", "/usr/local/bin/kubectl")
var schema *graphql.Schema
var ApiHost = getFromEnv("API_HOST", "http://localhost:8080")
var ApiSecretPath = getFromEnv("API_SECRET_PATH", "")
func getFromEnv(key, defval string) string {
val, ok := os.LookupEnv(key)
if !ok {
return defval
} else {
return val
}
}
func init() {
var err error
schema, err = graphql.ParseSchema(Schema, &Resolver{})
fmt.Println(schema)
if err != nil {
panic(err)
}
initCache()
initWatchers()
}
func main() {
r := mux.NewRouter()
handler := &relay.Handler{Schema: schema}
r.HandleFunc(
"/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write(page)
}))
r.Handle("/query",
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
cache := make(JsonObject)
handler.ServeHTTP(w,
r.WithContext(
context.WithValue(
r.Context(),
"queryCache",
&cache)))
})).Methods("POST")
r.HandleFunc("/query",
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Add("Access-Control-Allow-Headers", "Content-Type")
})).Methods("OPTIONS")
log.Fatal(http.ListenAndServe(":8128", r))
}
var page = []byte(`
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/graphiql/0.7.8/graphiql.css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/fetch/1.0.0/fetch.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.3.2/react.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.3.2/react-dom.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/graphiql/0.7.8/graphiql.js"></script>
</head>
<body style="width: 100%; height: 100%; margin: 0; overflow: hidden;">
<div id="graphiql" style="height: 100vh;">Loading...</div>
<script>
function graphQLFetcher(graphQLParams) {
graphQLParams.variables = graphQLParams.variables ? JSON.parse(graphQLParams.variables) : null;
return fetch("/query", {
method: "post",
body: JSON.stringify(graphQLParams),
credentials: "include",
}).then(function (response) {
return response.text();
}).then(function (responseBody) {
try {
return JSON.parse(responseBody);
} catch (error) {
return responseBody;
}
});
}
ReactDOM.render(
React.createElement(GraphiQL, {fetcher: graphQLFetcher}),
document.getElementById("graphiql")
);
</script>
</body>
</html>
`)