1
0
forked from MTSR/mapserver
mapserver/server/app/config.go

113 lines
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package app
import (
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"encoding/json"
"io/ioutil"
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"mapserver/layer"
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"os"
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"runtime"
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"sync"
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)
type Config struct {
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Port int `json:"port"`
EnablePrometheus bool `json:"enableprometheus"`
EnableRendering bool `json:"enablerendering"`
Webdev bool `json:"webdev"`
WebApi *WebApiConfig `json:"webapi"`
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Layers []*layer.Layer `json:"layers"`
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RenderingFetchLimit int `json:"renderingfetchlimit"`
RenderingJobs int `json:"renderingjobs"`
RenderingQueue int `json:"renderingqueue"`
MapObjects *MapObjectConfig `json:"mapobjects"`
}
type MapObjectConfig struct {
Bones bool `json:"bones"`
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}
type WebApiConfig struct {
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//mapblock debugging
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EnableMapblock bool `json:"enablemapblock"`
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//mod http bridge secret
SecretKey string `json:"secretkey"`
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}
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var lock sync.Mutex
const ConfigFile = "mapserver.json"
func (cfg *Config) Save() error {
return WriteConfig(ConfigFile, cfg)
}
func WriteConfig(filename string, cfg *Config) error {
lock.Lock()
defer lock.Unlock()
f, err := os.Create(filename)
if err != nil {
return err
}
defer f.Close()
str, err := json.MarshalIndent(cfg, "", " ")
if err != nil {
return err
}
f.Write(str)
return nil
}
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func ParseConfig(filename string) (*Config, error) {
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webapi := WebApiConfig{
EnableMapblock: false,
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SecretKey: RandStringRunes(16),
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}
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layers := []*layer.Layer{
&layer.Layer{
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Id: 0,
Name: "Base",
From: -16,
To: 160,
},
}
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mapobjs := MapObjectConfig{
Bones: true,
}
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cfg := Config{
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Port: 8080,
EnableRendering: true,
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EnablePrometheus: true,
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Webdev: false,
WebApi: &webapi,
Layers: layers,
RenderingFetchLimit: 1000,
RenderingJobs: runtime.NumCPU(),
RenderingQueue: 100,
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MapObjects: &mapobjs,
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}
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info, err := os.Stat(filename)
if info != nil && err == nil {
data, err := ioutil.ReadFile(filename)
if err != nil {
return nil, err
}
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err = json.Unmarshal(data, &cfg)
if err != nil {
return nil, err
}
}
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return &cfg, nil
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}