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nmonfileinfo.go
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nmonfileinfo.go
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package config
import "fmt"
/***************************
Influx DB backends
-GetNmonFileInfoCfgByID(struct)
-GetNmonFileInfoMap (map - for interna config use
-GetNmonFileInfoArray(Array - for web ui use )
-AddNmonFileInfo
-DelNmonFileInfo
-UpdateNmonFileInfo
-GetNmonFileInfoAffectOnDel
***********************************/
/*GetNmonFileInfoByIDFile get device data by id*/
func (dbc *DatabaseCfg) GetNmonFileInfoByIDFile(id string, filename string) (NmonFileInfo, error) {
cfgarray, err := dbc.GetNmonFileInfoArray("id='" + id + "' and file_name='" + filename + "'")
if err != nil {
return NmonFileInfo{}, err
}
if len(cfgarray) > 1 {
return NmonFileInfo{}, fmt.Errorf("Error %d results on get NmonFileInfo by id %s", len(cfgarray), id)
}
if len(cfgarray) == 0 {
return NmonFileInfo{}, fmt.Errorf("Error no values have been returned with this id %s in the influx config table", id)
}
return *cfgarray[0], nil
}
/*GetNmonFileInfoByID get device data by id*/
func (dbc *DatabaseCfg) GetNmonFileInfoByID(id string) (NmonFileInfo, error) {
cfgarray, err := dbc.GetNmonFileInfoArray("id='" + id + "'")
if err != nil {
return NmonFileInfo{}, err
}
if len(cfgarray) > 1 {
return NmonFileInfo{}, fmt.Errorf("Error %d results on get NmonFileInfo by id %s", len(cfgarray), id)
}
if len(cfgarray) == 0 {
return NmonFileInfo{}, fmt.Errorf("Error no values have been returned with this id %s in the influx config table", id)
}
return *cfgarray[0], nil
}
/*GetNmonFileInfoMap return data in map format*/
func (dbc *DatabaseCfg) GetNmonFileInfoMap(filter string) (map[string]*NmonFileInfo, error) {
cfgarray, err := dbc.GetNmonFileInfoArray(filter)
cfgmap := make(map[string]*NmonFileInfo)
for _, val := range cfgarray {
cfgmap[val.ID] = val
log.Debugf("%+v", *val)
}
return cfgmap, err
}
/*GetNmonFileInfoArray generate an array of devices with all its information */
func (dbc *DatabaseCfg) GetNmonFileInfoArray(filter string) ([]*NmonFileInfo, error) {
var err error
var devices []*NmonFileInfo
//Get Only data for selected devices
if len(filter) > 0 {
if err = dbc.x.Where(filter).Find(&devices); err != nil {
log.Warnf("Fail to get NmonFileInfo data filteter with %s : %v\n", filter, err)
return nil, err
}
} else {
if err = dbc.x.Find(&devices); err != nil {
log.Warnf("Fail to get influxcfg data: %v\n", err)
return nil, err
}
}
return devices, nil
}
/*AddNmonFileInfo for adding new devices*/
func (dbc *DatabaseCfg) AddNmonFileInfo(dev NmonFileInfo) (int64, error) {
var err error
var affected int64
session := dbc.x.NewSession()
defer session.Close()
affected, err = session.Insert(dev)
if err != nil {
session.Rollback()
return 0, err
}
//no other relation
err = session.Commit()
if err != nil {
return 0, err
}
log.Infof("Added new influx backend Successfully with id %s ", dev.ID)
dbc.addChanges(affected)
return affected, nil
}
/*DelNmonFileInfo for deleting influx databases from ID*/
func (dbc *DatabaseCfg) DelNmonFileInfo(id string) (int64, error) {
var affecteddev, affected int64
var err error
session := dbc.x.NewSession()
defer session.Close()
// deleting references in HMCCfg
affecteddev, err = session.Where("outdb='" + id + "'").Cols("outdb").Update(&HMCCfg{})
if err != nil {
session.Rollback()
return 0, fmt.Errorf("Error on Delete Device with id on delete HMCCfg with id: %s, error: %s", id, err)
}
affected, err = session.Where("id='" + id + "'").Delete(&NmonFileInfo{})
if err != nil {
session.Rollback()
return 0, err
}
err = session.Commit()
if err != nil {
return 0, err
}
log.Infof("Deleted Successfully influx db with ID %s [ %d Devices Affected ]", id, affecteddev)
dbc.addChanges(affected + affecteddev)
return affected, nil
}
// AddOrUpdateNmonFileInfo this method insert data if not previouosly exist the tuple ifxServer.Name or update it if already exist
func (dbc *DatabaseCfg) AddOrUpdateNmonFileInfo(dev *NmonFileInfo) (int64, error) {
log.Debugf("ADD OR UPDATE %+v", dev)
//check if exist
m, err := dbc.GetNmonFileInfoArray("id == '" + dev.ID + "'")
if err != nil {
return 0, err
}
switch len(m) {
case 1:
log.Debugf("Updating Device %+v", m)
return dbc.UpdateNmonFileInfo(m[0].ID, *dev)
case 0:
log.Debugf("Adding new Device %+v", dev)
return dbc.AddNmonFileInfo(*dev)
default:
log.Errorf("There is some error when searching for db %+v , found %d", dev, len(m))
return 0, fmt.Errorf("There is some error when searching for db %+v , found %d", dev, len(m))
}
}
/*UpdateNmonFileInfo for adding new influxdb*/
func (dbc *DatabaseCfg) UpdateNmonFileInfo(id string, dev NmonFileInfo) (int64, error) {
var affecteddev, affected int64
var err error
session := dbc.x.NewSession()
defer session.Close()
if id != dev.ID { //ID has been changed
affecteddev, err = session.Where("outdb='" + id + "'").Cols("outdb").Update(&HMCCfg{OutDB: dev.ID})
if err != nil {
session.Rollback()
return 0, fmt.Errorf("Error on Update InfluxConfig on update id(old) %s with (new): %s, error: %s", id, dev.ID, err)
}
log.Infof("Updated Influx Config to %s devices ", affecteddev)
}
affected, err = session.Where("id='" + id + "'").UseBool().AllCols().Update(dev)
if err != nil {
session.Rollback()
return 0, err
}
err = session.Commit()
if err != nil {
return 0, err
}
log.Infof("Updated Influx Config Successfully with id %s and data:%+v, affected", id, dev)
dbc.addChanges(affected + affecteddev)
return affected, nil
}
/*GetNmonFileInfoAffectOnDel for deleting devices from ID*/
func (dbc *DatabaseCfg) GetNmonFileInfoAffectOnDel(id string) ([]*DbObjAction, error) {
var devices []*HMCCfg
var obj []*DbObjAction
if err := dbc.x.Where("outdb='" + id + "'").Find(&devices); err != nil {
log.Warnf("Error on Get Outout db id %d for devices , error: %s", id, err)
return nil, err
}
for _, val := range devices {
obj = append(obj, &DbObjAction{
Type: "HMCCfg",
TypeDesc: "HMC Devices",
ObID: val.ID,
Action: "Reset InfluxDB Server from HMC Device to 'default' InfluxDB Server",
})
}
return obj, nil
}