Ocean/ICCC/ICCCDeleteHost.go

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package ICCC
import (
"fmt"
"github.com/SommerEngineering/Ocean/ICCC/SystemMessages"
"github.com/SommerEngineering/Ocean/Log"
LM "github.com/SommerEngineering/Ocean/Log/Meta"
"gopkg.in/mgo.v2/bson"
)
// The receiver function for the ICCC message, that deletes a host.
func ICCCDeleteHostReceiver(data map[string][]string) (result map[string][]string) {
// Recover from errors:
defer func() {
if err := recover(); err != nil {
Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelERROR, LM.SeverityUnknown, LM.ImpactUnknown, LM.MessageNamePARSE, "Was not able to execute the ICCC delete host message.")
result = make(map[string][]string, 0)
return
}
}()
// Converts the HTTP form data into an object:
_, _, obj := Data2Message(SystemMessages.ICCCDeleteHost{}, data)
// Was it possible to convert the data?
if obj != nil {
// Convert the object:
messageData := obj.(SystemMessages.ICCCDeleteHost)
// The database selection:
selectionDelete := bson.D{{`Hostname`, messageData.Hostname}, {`IPAddressPort`, messageData.IPAddressPort}}
// Delete the entry:
if errDelete := collectionHosts.Remove(selectionDelete); errDelete != nil {
Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelERROR, LM.SeverityUnknown, LM.ImpactUnknown, LM.MessageNamePARSE, "Was not able to execute the ICCC delete host message.", errDelete.Error(), fmt.Sprintf("hostname='%s'", messageData.Hostname), fmt.Sprintf("ipAddressPort='%s'", messageData.IPAddressPort))
return Message2Data(``, ``, SystemMessages.AnswerNACK)
} else {
//
// Case: No error
//
// Update the cache as soon as possible:
InitCacheNow()
Log.LogFull(senderName, LM.CategorySYSTEM, LM.LevelWARN, LM.SeverityUnknown, LM.ImpactUnknown, LM.MessageNameSTATE, "An ICCC host was deleted.", fmt.Sprintf("hostname='%s'", messageData.Hostname), fmt.Sprintf("ipAddressPort='%s'", messageData.IPAddressPort))
return Message2Data(``, ``, SystemMessages.AnswerACK)
}
} else {
Log.LogShort(senderName, LM.CategorySYSTEM, LM.LevelINFO, LM.MessageNameSTARTUP, `ICCC message: Was not able to create the message.`)
}
// In any other error case:
result = make(map[string][]string, 0)
return
}