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package agent
import (
"net/http"
"sync"
"github.com/gin-gonic/gin"
"github.com/iotbzh/xds-agent/lib/xdsconfig"
common "github.com/iotbzh/xds-common/golib"
)
var confMut sync.Mutex
// APIConfig parameters (json format) of /config command
type APIConfig struct {
Servers []ServerCfg `json:"servers"`
// Not exposed outside in JSON
Version string `json:"-"`
APIVersion string `json:"-"`
VersionGitTag string `json:"-"`
}
// ServerCfg .
type ServerCfg struct {
ID string `json:"id"`
URL string `json:"url"`
APIURL string `json:"apiUrl"`
PartialURL string `json:"partialUrl"`
ConnRetry int `json:"connRetry"`
Connected bool `json:"connected"`
Disabled bool `json:"disabled"`
}
// GetConfig returns the configuration
func (s *APIService) getConfig(c *gin.Context) {
confMut.Lock()
defer confMut.Unlock()
cfg := s._getConfig()
c.JSON(http.StatusOK, cfg)
}
// SetConfig sets configuration
func (s *APIService) setConfig(c *gin.Context) {
var cfgArg APIConfig
if c.BindJSON(&cfgArg) != nil {
common.APIError(c, "Invalid arguments")
return
}
confMut.Lock()
defer confMut.Unlock()
s.Log.Debugln("SET config: ", cfgArg)
// First delete/disable XDS Server that are no longer listed
for _, svr := range s.xdsServers {
found := false
for _, svrArg := range cfgArg.Servers {
if svr.ID == svrArg.ID {
found = true
break
}
}
if !found {
s.DelXdsServer(svr.ID)
}
}
// Add new XDS Server
for _, svr := range cfgArg.Servers {
cfg := xdsconfig.XDSServerConf{
ID: svr.ID,
URL: svr.URL,
ConnRetry: svr.ConnRetry,
}
if _, err := s.AddXdsServer(cfg); err != nil {
common.APIError(c, err.Error())
return
}
}
c.JSON(http.StatusOK, s._getConfig())
}
func (s *APIService) _getConfig() APIConfig {
cfg := APIConfig{
Version: s.Config.Version,
APIVersion: s.Config.APIVersion,
VersionGitTag: s.Config.VersionGitTag,
Servers: []ServerCfg{},
}
for _, svr := range s.xdsServers {
cfg.Servers = append(cfg.Servers, ServerCfg{
ID: svr.ID,
URL: svr.BaseURL,
APIURL: svr.APIURL,
PartialURL: svr.PartialURL,
ConnRetry: svr.ConnRetry,
Connected: svr.Connected,
Disabled: svr.Disabled,
})
}
return cfg
}
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