forked from CiscoCloud/mantl-api
/
main.go
206 lines (180 loc) · 6.04 KB
/
main.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
package main
import (
"github.com/CiscoCloud/mantl-api/api"
"github.com/CiscoCloud/mantl-api/install"
"github.com/CiscoCloud/mantl-api/marathon"
"github.com/CiscoCloud/mantl-api/mesos"
"github.com/CiscoCloud/mantl-api/utils/http"
"github.com/CiscoCloud/mantl-api/zookeeper"
log "github.com/Sirupsen/logrus"
consul "github.com/hashicorp/consul/api"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/spf13/viper"
"strings"
)
const Name = "mantl-api"
const Version = "0.1.0"
func main() {
rootCmd := &cobra.Command{
Use: "mantl-api",
Short: "runs the mantl-api",
Run: func(cmd *cobra.Command, args []string) {
start()
},
PersistentPreRun: func(cmd *cobra.Command, args []string) {
setupLogging()
},
}
rootCmd.PersistentFlags().String("log-level", "info", "one of debug, info, warn, error, or fatal")
rootCmd.PersistentFlags().String("log-format", "text", "specify output (text or json)")
rootCmd.PersistentFlags().String("consul", "http://localhost:8500", "Consul Api address")
rootCmd.PersistentFlags().String("marathon", "", "Marathon Api address")
rootCmd.PersistentFlags().String("marathon-user", "", "Marathon Api user")
rootCmd.PersistentFlags().String("marathon-password", "", "Marathon Api password")
rootCmd.PersistentFlags().Bool("marathon-no-verify-ssl", false, "Marathon SSL verification")
rootCmd.PersistentFlags().String("mesos", "", "Mesos Api address")
rootCmd.PersistentFlags().String("mesos-principal", "", "Mesos principal for framework authentication")
rootCmd.PersistentFlags().String("mesos-secret", "", "Mesos secret for framework authentication")
rootCmd.PersistentFlags().Bool("mesos-no-verify-ssl", false, "Mesos SSL verification")
rootCmd.PersistentFlags().String("listen", ":4001", "mantl-api listen address")
rootCmd.PersistentFlags().String("zookeeper", "", "Comma-delimited list of zookeeper servers")
rootCmd.PersistentFlags().Bool("force-sync", false, "Force a synchronization of all sources")
for _, flags := range []*pflag.FlagSet{rootCmd.PersistentFlags()} {
err := viper.BindPFlags(flags)
if err != nil {
log.WithField("error", err).Fatal("could not bind flags")
}
}
viper.SetEnvPrefix("mantl_api")
viper.SetEnvKeyReplacer(strings.NewReplacer("-", "_"))
viper.AutomaticEnv()
syncCommand := &cobra.Command{
Use: "sync",
Short: "Synchronize universe repositories",
Long: "Forces a synchronization of all configured sources",
Run: func(cmd *cobra.Command, args []string) {
sync(nil, true)
},
}
rootCmd.AddCommand(syncCommand)
rootCmd.Execute()
}
func start() {
client := consulClient()
marathonUrl := viper.GetString("marathon")
if marathonUrl == "" {
marathonUrl = NewDiscovery(client, "marathon", "", "http", marathonUrl).discoveredUrl
}
marathonClient, err := marathon.NewMarathon(
marathonUrl,
viper.GetString("marathon-user"),
viper.GetString("marathon-password"),
viper.GetBool("marathon-no-verify-ssl"),
)
if err != nil {
log.Fatalf("Could not create marathon client: %v", err)
}
mesosUrl := viper.GetString("mesos")
if mesosUrl == "" {
mesosUrl = NewDiscovery(client, "mesos", "leader", "http", "http://localhost:5050").discoveredUrl
}
mesosClient, err := mesos.NewMesos(
mesosUrl,
viper.GetString("mesos-principal"),
viper.GetString("mesos-secret"),
viper.GetBool("mesos-no-verify-ssl"),
)
if err != nil {
log.Fatalf("Could not create mesos client: %v", err)
}
zkUrls := viper.GetString("zookeeper")
if zkUrls == "" {
zkUrls = NewDiscovery(client, "zookeeper", "", "", "localhost:2181").discoveredUrl
}
zkServers := strings.Split(zkUrls, ",")
zk := zookeeper.NewZookeeper(zkServers)
inst := install.NewInstall(client, marathonClient, mesosClient, zk)
// sync sources to consul
sync(inst, viper.GetBool("force-sync"))
// start listener
api.NewApi(viper.GetString("listen"), inst).Start()
}
func consulClient() *consul.Client {
consulConfig := consul.DefaultConfig()
scheme, address, err := http.ParseUrl(viper.GetString("consul"))
if err != nil {
log.Fatalf("Could not create consul client: %v", err)
}
consulConfig.Scheme = scheme
consulConfig.Address = address
log.Debugf("Using Consul at %s over %s", consulConfig.Address, consulConfig.Scheme)
client, err := consul.NewClient(consulConfig)
if err != nil {
log.Fatalf("Could not create consul client: %v", err)
}
// abort if we cannot connect to consul
err = testConsul(client)
if err != nil {
log.Fatalf("Could not connect to consul: %v", err)
}
return client
}
func testConsul(client *consul.Client) error {
kv := client.KV()
_, _, err := kv.Get("mantl-install", nil)
return err
}
func sync(inst *install.Install, force bool) {
if inst == nil {
client := consulClient()
inst = install.NewInstall(client, nil, nil, nil)
}
sources := []*install.Source{
&install.Source{
Name: "mantl",
Path: "https://github.com/CiscoCloud/mantl-universe.git",
SourceType: install.Git,
Index: 1,
},
&install.Source{
Name: "mesosphere",
Path: "https://github.com/mesosphere/universe.git",
SourceType: install.Git,
Index: 0,
},
&install.Source{
Name: "mesosphere-multiverse",
Path: "https://github.com/mesosphere/multiverse.git",
SourceType: install.Git,
Index: 2,
},
}
inst.SyncSources(sources, force)
}
func setupLogging() {
switch viper.GetString("log-level") {
case "debug":
log.SetLevel(log.DebugLevel)
case "info":
log.SetLevel(log.InfoLevel)
case "warn":
log.SetLevel(log.WarnLevel)
case "error":
log.SetLevel(log.ErrorLevel)
case "fatal":
log.SetLevel(log.FatalLevel)
default:
log.WithField("log-level", viper.GetString("log-level")).Warning("invalid log level. defaulting to info.")
log.SetLevel(log.InfoLevel)
}
switch viper.GetString("log-format") {
case "text":
log.SetFormatter(new(log.TextFormatter))
case "json":
log.SetFormatter(new(log.JSONFormatter))
default:
log.WithField("log-format", viper.GetString("log-format")).Warning("invalid log format. defaulting to text.")
log.SetFormatter(new(log.TextFormatter))
}
}