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fix: sync and fetch temperatures

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changes:
- add sync command to synchronize device sensor information with remote
  servers
- fix fetch functions to get temperatures
This commit is contained in:
Markus Pesch
2018-11-29 16:06:39 +01:00
parent 99ff511117
commit f8e829d3d2
13 changed files with 291 additions and 122 deletions
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75
pkg/httpcall/remote.go
View File

@ -2,31 +2,49 @@ package httpcall
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net/http"
"time"
stypes "git.cryptic.systems/fh-trier/go-flucky-server/pkg/types"
"git.cryptic.systems/fh-trier/go-flucky-server/pkg/types"
"git.cryptic.systems/fh-trier/go-flucky/pkg/config"
)
// RegisterDevice ..
func RegisterDevice(configDir string, force bool) error {
con, err := config.Read(configDir)
// SyncDevice ..
func SyncDevice(configDir string, force bool) error {
// read config
cnf, err := config.Read(configDir)
if err != nil {
return err
}
device := new(stypes.Device)
device.DeviceID = con.DeviceID
// define array of devices
device := types.Device{
DeviceID: cnf.DeviceID,
DeviceLocation: &cnf.DeviceLocation,
DeviceName: &cnf.DeviceName,
DeviceLastContact: time.Now(),
CreationDate: time.Now(),
}
var buffer bytes.Buffer
device.EncodeToJSON(&buffer)
// encode to json
deviceAsBytes, err := json.Marshal(device)
if err != nil {
return err
}
for _, remote := range con.Remotes {
deviceAsReader := bytes.NewReader(deviceAsBytes)
// send array of devices to remote links
for _, remote := range cnf.Remotes {
if !remote.Registered || force {
requestURL := fmt.Sprintf("%s%s", remote.Address, "/devices")
req, err := http.NewRequest("POST", requestURL, &buffer)
requestURL := fmt.Sprintf("%v/devices/%v", remote.Address, cnf.DeviceID)
req, err := http.NewRequest("PUT", requestURL, deviceAsReader)
if err != nil {
return err
}
@ -38,18 +56,47 @@ func RegisterDevice(configDir string, force bool) error {
}
defer resp.Body.Close()
log.Println(resp.StatusCode)
// if resource does not exxists, create a new one
if resp.StatusCode == 404 {
log.Println("test")
requestURL := fmt.Sprintf("%v/devices", remote.Address)
req, err := http.NewRequest("POST", requestURL, deviceAsReader)
if err != nil {
return err
}
resp, err := client.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode < 200 || resp.StatusCode > 299 {
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
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)
}
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))
}
}
if resp.StatusCode < 200 || resp.StatusCode > 299 {
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("Invalid HTTP-Statuscode - expected 200, got %d - can not read response body: %v", resp.StatusCode, err)
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)
}
return fmt.Errorf("Invalid HTTP-Statuscode - expected 200, got %d: %v", resp.StatusCode, string(b))
return fmt.Errorf("Can not update device on %v - Invalid HTTP-Statuscode, expected 200, got %d: %v", remote.Name, resp.StatusCode, string(b))
}
remote.Registered = true
}
}
if err := config.Write(con, configDir); err != nil {
if err := config.Write(cnf, configDir); err != nil {
return err
}

107
pkg/httpcall/sensor.go Normal file
View File

@ -0,0 +1,107 @@
package httpcall
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
stypes "git.cryptic.systems/fh-trier/go-flucky-server/pkg/types"
"git.cryptic.systems/fh-trier/go-flucky/pkg/config"
)
// SyncSensors ..
func SyncSensors(configDir string, force bool) error {
// read config
cnf, err := config.Read(configDir)
if err != nil {
return err
}
// send array of sensors to remote links
for _, remote := range cnf.Remotes {
if remote.Enabled || force {
// encode to json
sensorsAsBytes, err := json.Marshal(cnf.Sensors)
if err != nil {
return err
}
sensorsAsReader := bytes.NewReader(sensorsAsBytes)
requestURL := fmt.Sprintf("%v/sensors", remote.Address)
req, err := http.NewRequest("PUT", requestURL, sensorsAsReader)
if err != nil {
return err
}
client := http.Client{}
resp, err := client.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode < 200 || resp.StatusCode > 299 {
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("Invalid HTTP-Statuscode - expected 200, got %d - can not read response body: %v", resp.StatusCode, err)
}
return fmt.Errorf("Invalid HTTP-Statuscode - expected 200, got %d: %v", resp.StatusCode, string(b))
}
}
}
return nil
}
// PostSensors ...
func PostSensors(sensors []*stypes.Sensor, configDir string, force bool) error {
// read config
cnf, err := config.Read(configDir)
if err != nil {
return err
}
// send array of sensors to remote links
for _, remote := range cnf.Remotes {
if remote.Enabled || force {
// encode to json
sensorsAsBytes, err := json.Marshal(sensors)
if err != nil {
return err
}
sensorsAsReader := bytes.NewReader(sensorsAsBytes)
requestURL := fmt.Sprintf("%v/sensors", remote.Address)
req, err := http.NewRequest("PUT", requestURL, sensorsAsReader)
if err != nil {
return err
}
client := http.Client{}
resp, err := client.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode < 200 || resp.StatusCode > 299 {
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("Invalid HTTP-Statuscode - expected 200, got %d - can not read response body: %v", resp.StatusCode, err)
}
return fmt.Errorf("Invalid HTTP-Statuscode - expected 200, got %d: %v", resp.StatusCode, string(b))
}
}
}
return nil
}