Files
grafana-zabbix/pkg/zabbix/settings.go
2021-05-19 13:17:46 +03:00

65 lines
1.5 KiB
Go

package zabbix
import (
"encoding/json"
"errors"
"strconv"
"time"
"github.com/alexanderzobnin/grafana-zabbix/pkg/gtime"
"github.com/grafana/grafana-plugin-sdk-go/backend"
)
func readZabbixSettings(dsInstanceSettings *backend.DataSourceInstanceSettings) (*ZabbixDatasourceSettings, error) {
zabbixSettingsDTO := &ZabbixDatasourceSettingsDTO{}
err := json.Unmarshal(dsInstanceSettings.JSONData, &zabbixSettingsDTO)
if err != nil {
return nil, err
}
if zabbixSettingsDTO.TrendsFrom == "" {
zabbixSettingsDTO.TrendsFrom = "7d"
}
if zabbixSettingsDTO.TrendsRange == "" {
zabbixSettingsDTO.TrendsRange = "4d"
}
if zabbixSettingsDTO.CacheTTL == "" {
zabbixSettingsDTO.CacheTTL = "1h"
}
if zabbixSettingsDTO.Timeout == "" {
zabbixSettingsDTO.Timeout = "30"
}
trendsFrom, err := gtime.ParseInterval(zabbixSettingsDTO.TrendsFrom)
if err != nil {
return nil, err
}
trendsRange, err := gtime.ParseInterval(zabbixSettingsDTO.TrendsRange)
if err != nil {
return nil, err
}
cacheTTL, err := gtime.ParseInterval(zabbixSettingsDTO.CacheTTL)
if err != nil {
return nil, err
}
timeout, err := strconv.Atoi(zabbixSettingsDTO.Timeout)
if err != nil {
return nil, errors.New("failed to parse timeout: " + err.Error())
}
zabbixSettings := &ZabbixDatasourceSettings{
Trends: zabbixSettingsDTO.Trends,
TrendsFrom: trendsFrom,
TrendsRange: trendsRange,
CacheTTL: cacheTTL,
Timeout: time.Duration(timeout) * time.Second,
}
return zabbixSettings, nil
}