/**
* Creates or modifies FC ports
*
* <p>Steps- 1. Merge all target WWNs into a single list. 2. Get all FC ports of storage system.
* 3. From the list constructed in step 1, remove all existing port network Ids 4. Create storage
* port instances for the remaining WWNs in the merged list.
*
* @param initiatorTargetMap
*/
private void performFCOperation(Map<String, List<String>> initiatorTargetMap) {
logger.info(
"Start FC Ports create/modify operations," + " for storage system:{} ",
storageSystem.getId());
// Merge all target wwns into a single list
Set<String> mergedWwnSet = new HashSet<String>();
Set<String> keys = initiatorTargetMap.keySet();
for (String key : keys) {
List<String> wwnList = initiatorTargetMap.get(key);
for (String wwn : wwnList) {
String formattedWwn = addColon(wwn);
mergedWwnSet.add(formattedWwn);
}
}
// Get all existing FC storage ports
List<StoragePort> fcPorts = getFCPorts();
// Remove the existing storage port wwns from the merged list
for (StoragePort fcPort : fcPorts) {
String portNetworkId = fcPort.getPortNetworkId();
if (mergedWwnSet.contains(portNetworkId)) {
mergedWwnSet.remove(portNetworkId);
}
}
// Now, create new ports for each item present in the final mergedWwnList
for (String targetStoragePortWWN : mergedWwnSet) {
create(targetStoragePortWWN, StorageProtocol.Transport.FC.name());
}
logger.info(
"End FC Ports create/modify operations," + " for storage system : {}",
storageSystem.getId());
}
/*
* Filters FC ports from all port list
*/
private List<StoragePort> getFCPorts() {
return filterPortsByType(StorageProtocol.Transport.FC.name());
}
