Support form mac address lookup

PKGBUILD

@@ -1,6 +1,6 @@
 pkgname=saturn-discover
-pkgver=1.2
-pkgrel=3
+pkgver=1.3
+pkgrel=4
 arch=('any')
 source=('saturnDiscoverDeamon.py' 'saturnDiscover.service' 'saturnDiscover')
 md5sums=('SKIP' 'SKIP' 'SKIP')

saturnDiscover

@@ -41,6 +41,7 @@ def help():
     print("    list        List values (from list)")
     print("    get         Get value")
     print("    reload      Reload cluster config")
+    print("    lookup      Lookup for value in list")
     print("")
     print("Every command have sub help, when you write help in ops")
 
@@ -77,6 +78,14 @@ def helpGet():
     print("supported tragets:")
     print("    mac         Node mac address")
 
+def helpLookup():
+    print("Saturn discover setting tool")
+    print("command LOOKUP - get value from list")
+    print()
+    print("Using: saturnDiscover lookup <targetList> <tragetRow>")
+    print("supported tragetsList:")
+    print("    hostmac         Node mac address lookup by hostname or ip address")
+
 def helpReload():
     print("Saturn discover setting tool")
     print("command RELOAD - reload cluster configuration on all nodes")
@@ -133,7 +142,23 @@ elif (sys.argv[1] == "get"):
     if (sys.argv[2] == "mac"):
         print(tryReadFile("/etc/slurm-llnl/localMac", "00:00:00:00:00:00"))
 
-elif (sys.argv[1] == "reaload"):
+elif (sys.argv[1] == "lookup"):
+    if (argc != 4):
+        helpLookup()
+        exit(1)
+
+    if (sys.argv[2] == "hostmac"):
+        nodes = loadHosts()
+
+        for node in nodes:
+            if node["ip"] == sys.argv[3] or node["name"] == sys.argv[3]:
+                print(node["mac"])
+                exit(0)
+
+
+        print("00:00:00:00:00:00")
+
+elif (sys.argv[1] == "reload"):
     if (argc != 2):
         helpReload()
         exit(1)