Commit 9c0b7124 authored by Simon Pastor's avatar Simon Pastor Committed by Kevin Di Lallo
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added a second slot for rules update to allow 2 contiguous memory space for... 

added a second slot for rules update to allow 2 contiguous memory space for updates to support co-existence
parent 7d4fdc74

go-apps/meep-tc-engine/server/tc-engine.go

+16 −3
Original line number Diff line number Diff line
@@ -61,6 +61,8 @@ type NetChar struct { 
	PacketLoss         int

}



//NextUniqueNumber is reserving 2 spaces for each unique number to apply changes starting with odd number and using even number to apply the 1st change

//and come bask on the odd number for the next update to apply

type NetElem struct {

	Name             string

	Type             string
@@ -860,6 +862,13 @@ func applyNetCharRules() { 
							needUpdate = false

						} else { //there is a difference... replace the old one

							needUpdate = true //store the index

							//using a convention where one odd and even number reserved for the same rule (applied and updated one)nd using one after the other

							if storedFilterInfo.UniqueNumber%2 == 0 {

								filterInfo.UniqueNumber = storedFilterInfo.UniqueNumber - 1

							} else {

								filterInfo.UniqueNumber = storedFilterInfo.UniqueNumber + 1

							}



							index = indx

						}

						break
@@ -878,11 +887,15 @@ func applyNetCharRules() { 
				}

			}



			if needCreate || needUpdate {

				dstElement.NextUniqueNumber++

			if needCreate {

				//follows +2 convention since one odd and even number reserved for the same rule (applied and updated one)

				dstElement.NextUniqueNumber += 2

				_ = updateFilterRule(&filterInfo)

			} else {

				if needUpdate {

					_ = updateFilterRule(&filterInfo)

				}



			}

			indexToNetElemMap[j] = dstElement

			curNetCharList[j] = dstElement

		}