109 lines
2.6 KiB
Go
109 lines
2.6 KiB
Go
package httpcall
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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"time"
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"git.cryptic.systems/fh-trier/go-flucky-server/pkg/types"
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"git.cryptic.systems/fh-trier/go-flucky/pkg/config"
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)
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// SyncDevice ..
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func SyncDevice(configDir string, force bool) error {
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// read config
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cnf, err := config.Read(configDir)
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if err != nil {
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return err
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}
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// define array of devices
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device := types.Device{
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DeviceID: cnf.DeviceID,
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DeviceLocation: &cnf.DeviceLocation,
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DeviceName: &cnf.DeviceName,
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DeviceLastContact: time.Now(),
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CreationDate: time.Now(),
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}
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// encode to json
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deviceAsBytes, err := json.Marshal(device)
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if err != nil {
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return err
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}
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deviceAsReader := bytes.NewReader(deviceAsBytes)
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// send array of devices to remote links
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for _, remote := range cnf.Remotes {
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if !remote.Registered || force {
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requestURL := fmt.Sprintf("%v/devices/%v", remote.Address, cnf.DeviceID)
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req, err := http.NewRequest("PUT", requestURL, deviceAsReader)
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if err != nil {
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return err
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}
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client := http.Client{}
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resp, err := client.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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// if resource does not exxists, create a new one
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if resp.StatusCode == 404 {
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log.Println("test")
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requestURL := fmt.Sprintf("%v/devices", remote.Address)
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req, err := http.NewRequest("POST", requestURL, deviceAsReader)
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if err != nil {
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return err
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}
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resp, err := client.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode < 200 || resp.StatusCode > 299 {
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b, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return fmt.Errorf("Can not create a new device on %v - Invalid HTTP-Statuscode, expected 200, got %d - Can not read response body: %v", remote.Name, resp.StatusCode, err)
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}
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return fmt.Errorf("Can not create a new device on %v - Invalid HTTP-Statuscode, expected 200, got %d: %v", remote.Name, resp.StatusCode, string(b))
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}
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}
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if resp.StatusCode < 200 || resp.StatusCode > 299 {
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b, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return fmt.Errorf("Can not update device on %v - Invalid HTTP-Statuscode, expected 200, got %d - Can not read response body: %v", remote.Name, resp.StatusCode, err)
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}
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return fmt.Errorf("Can not update device on %v - Invalid HTTP-Statuscode, expected 200, got %d: %v", remote.Name, resp.StatusCode, string(b))
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}
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remote.Registered = true
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}
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}
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if err := config.Write(cnf, configDir); err != nil {
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return err
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}
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return nil
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}
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// UnregisterDevice ...
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func UnregisterDevice(configDir string) error {
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return nil
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}
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