Combine alias_map.json with port_config.ini (#304)

* Combine alias_map.json with port_config.ini

Author: taoyl-ms

src/sonic-config-engine/minigraph.py

@@ -285,18 +285,33 @@ def get_mgmt_info(devices, dev, port):
 
     return ret_val
 
-def get_alias_map_list(hwsku):
-    alias_map_json = os.path.join('/usr/share/sonic', hwsku, 'alias_map.json')
-    if not os.path.isfile(alias_map_json):
+def get_alias_map_list(hwsku, platform=None):
+    port_config_candidates = []
+    port_config_candidates.append('/usr/share/sonic/sku/port_config.ini')
+    if platform != None:
+        port_config_candidates.append(os.path.join('/usr/share/sonic/device', platform, hwsku, 'port_config.ini'))
+    port_config_candidates.append(os.path.join('/usr/share/sonic/device', hwsku, 'port_config.ini'))
+    port_config_candidates.append(os.path.join('/usr/share/sonic', hwsku, 'port_config.ini'))
+    port_config = None
+    for candidate in port_config_candidates:
+        if os.path.isfile(candidate):
+            port_config = candidate
+            break
+    if port_config == None:
         return None
-    with open(alias_map_json) as data:
-        alias_map_dict = json.load(data)
+    
     alias_map_list = []
-    for k,v in alias_map_dict.items():
-        alias_map_list.append({'sonic': k, 'origin': v})
+    with open(port_config) as data:
+        for line in data:
+            if line.startswith('#'):
+                continue
+            tokens = line.split()
+            if len(tokens) < 3:
+                continue
+            alias_map_list.append({'sonic': tokens[0], 'origin': tokens[2].strip()})
     return alias_map_list
 
-def parse_xml(filename):
+def parse_xml(filename, platform=None):
     root = ET.parse(filename).getroot()
     mini_graph_path = filename
 
@@ -322,8 +337,7 @@ def parse_xml(filename):
         if child.tag == str(hostname_qn):
             hostname = child.text
 
-    # port_alias_map maps ngs port name to sonic port name
-    alias_map_list = get_alias_map_list(hwsku)
+    alias_map_list = get_alias_map_list(hwsku, platform)
     if alias_map_list != None:
         for item in alias_map_list:
             port_alias_map[item['origin']] = item['sonic']
@@ -373,6 +387,7 @@ def parse_xml(filename):
     results['minigraph_as_xml'] = mini_graph_path
     results['minigraph_console'] = get_console_info(devices, console_dev, console_port)
     results['minigraph_mgmt'] = get_mgmt_info(devices, mgmt_dev, mgmt_port)
+    results['minigraph_hostname'] = hostname
     results['inventory_hostname'] = hostname
     results['alias_map'] = alias_map_list
 

src/sonic-config-engine/platform/ACS-MSN2700/alias_map.json

@@ -1,4 +1,4 @@
-# alias         lanes
+# name          lanes
 Ethernet0       0,1,2,3
 Ethernet4       4,5,6,7
 Ethernet8       8,9,10,11

src/sonic-config-engine/platform/ACS-MSN2700/port_config.ini

@@ -1,4 +1,4 @@
-# alias          lanes
+# name          lanes
 Ethernet0       16,17,18,19
 Ethernet4       20,21,22,23
 Ethernet8       24,25,26,27

src/sonic-config-engine/platform/AS7512/port_config.ini

@@ -1,33 +1,33 @@
-# alias         lanes
-Ethernet0       125,126,127,128
-Ethernet4       121,122,123,124
-Ethernet8       13,14,15,16
-Ethernet12      9,10,11,12
-Ethernet16      17,18,19,20
-Ethernet20      21,22,23,24
-Ethernet24      25,26,27,28
-Ethernet28      29,30,31,32
-Ethernet32      37,38,39,40
-Ethernet36      33,34,35,36
-Ethernet40      45,46,47,48
-Ethernet44      41,42,43,44
-Ethernet48      53,54,55,56
-Ethernet52      49,50,51,52
-Ethernet56      69,70,71,72
-Ethernet60      65,66,67,68
-Ethernet64      77,78,79,80
-Ethernet68      73,74,75,76
-Ethernet72      93,94,95,96
-Ethernet76      89,90,91,92
-Ethernet80      101,102,103,104
-Ethernet84      97,98,99,100
-Ethernet88      109,110,111,112
-Ethernet92      105,106,107,108
-Ethernet96      61,62,63,64
-Ethernet100     57,58,59,60
-Ethernet104     81,82,83,84
-Ethernet108     85,86,87,88
-Ethernet112     117,118,119,120
-Ethernet116     113,114,115,116
-Ethernet120     5,6,7,8
-Ethernet124     1,2,3,4
+# name          lanes             alias
+Ethernet0       125,126,127,128   Ethernet1/1
+Ethernet4       121,122,123,124   Ethernet2/1
+Ethernet8       13,14,15,16       Ethernet3/1
+Ethernet12      9,10,11,12        Ethernet4/1
+Ethernet16      17,18,19,20       Ethernet5/1
+Ethernet20      21,22,23,24       Ethernet6/1
+Ethernet24      25,26,27,28       Ethernet7/1
+Ethernet28      29,30,31,32       Ethernet8/1
+Ethernet32      37,38,39,40       Ethernet9/1
+Ethernet36      33,34,35,36       Ethernet10/1
+Ethernet40      45,46,47,48       Ethernet11/1
+Ethernet44      41,42,43,44       Ethernet12/1
+Ethernet48      53,54,55,56       Ethernet13/1
+Ethernet52      49,50,51,52       Ethernet14/1
+Ethernet56      69,70,71,72       Ethernet15/1
+Ethernet60      65,66,67,68       Ethernet16/1
+Ethernet64      77,78,79,80       Ethernet17/1
+Ethernet68      73,74,75,76       Ethernet18/1
+Ethernet72      93,94,95,96       Ethernet19/1
+Ethernet76      89,90,91,92       Ethernet20/1
+Ethernet80      101,102,103,104   Ethernet21/1
+Ethernet84      97,98,99,100      Ethernet22/1
+Ethernet88      109,110,111,112   Ethernet23/1
+Ethernet92      105,106,107,108   Ethernet24/1
+Ethernet96      61,62,63,64       Ethernet25
+Ethernet100     57,58,59,60       Ethernet26
+Ethernet104     81,82,83,84       Ethernet27
+Ethernet108     85,86,87,88       Ethernet28
+Ethernet112     117,118,119,120   Ethernet29
+Ethernet116     113,114,115,116   Ethernet30
+Ethernet120     5,6,7,8           Ethernet31
+Ethernet124     1,2,3,4           Ethernet32

src/sonic-config-engine/platform/Arista-7050-QX32/alias_map.json

@@ -1,33 +1,33 @@
-# alias         lanes
-Ethernet0       29,30,31,32
-Ethernet4       25,26,27,28
-Ethernet8       37,38,39,40
-Ethernet12      33,34,35,36
-Ethernet16      41,42,43,44
-Ethernet20      45,46,47,48
-Ethernet24      5,6,7,8
-Ethernet28      1,2,3,4
-Ethernet32      9,10,11,12
-Ethernet36      13,14,15,16
-Ethernet40      21,22,23,24
-Ethernet44      17,18,19,20
-Ethernet48      49,50,51,52
-Ethernet52      53,54,55,56
-Ethernet56      61,62,63,64
-Ethernet60      57,58,59,60
-Ethernet64      65,66,67,68
-Ethernet68      69,70,71,72
-Ethernet72      77,78,79,80
-Ethernet76      73,74,75,76
-Ethernet80      105,106,107,108
-Ethernet84      109,110,111,112
-Ethernet88      117,118,119,120
-Ethernet92      113,114,115,116
-Ethernet96      121,122,123,124
-Ethernet100     125,126,127,128
-Ethernet104     85,86,87,88
-Ethernet108     81,82,83,84
-Ethernet112     89,90,91,92
-Ethernet116     93,94,95,96
-Ethernet120     97,98,99,100
-Ethernet124     101,102,103,104
+# name          lanes             alias
+Ethernet0       29,30,31,32       fortyGigE0/0
+Ethernet4       25,26,27,28       fortyGigE0/4
+Ethernet8       37,38,39,40       fortyGigE0/8
+Ethernet12      33,34,35,36       fortyGigE0/12
+Ethernet16      41,42,43,44       fortyGigE0/16
+Ethernet20      45,46,47,48       fortyGigE0/20
+Ethernet24      5,6,7,8           fortyGigE0/24
+Ethernet28      1,2,3,4           fortyGigE0/28
+Ethernet32      9,10,11,12        fortyGigE0/32
+Ethernet36      13,14,15,16       fortyGigE0/36
+Ethernet40      21,22,23,24       fortyGigE0/40
+Ethernet44      17,18,19,20       fortyGigE0/44
+Ethernet48      49,50,51,52       fortyGigE0/48
+Ethernet52      53,54,55,56       fortyGigE0/52
+Ethernet56      61,62,63,64       fortyGigE0/56
+Ethernet60      57,58,59,60       fortyGigE0/60
+Ethernet64      65,66,67,68       fortyGigE0/64
+Ethernet68      69,70,71,72       fortyGigE0/68
+Ethernet72      77,78,79,80       fortyGigE0/72
+Ethernet76      73,74,75,76       fortyGigE0/76
+Ethernet80      105,106,107,108   fortyGigE0/80
+Ethernet84      109,110,111,112   fortyGigE0/84
+Ethernet88      117,118,119,120   fortyGigE0/88
+Ethernet92      113,114,115,116   fortyGigE0/92
+Ethernet96      121,122,123,124   fortyGigE0/96
+Ethernet100     125,126,127,128   fortyGigE0/100
+Ethernet104     85,86,87,88       fortyGigE0/104
+Ethernet108     81,82,83,84       fortyGigE0/108
+Ethernet112     89,90,91,92       fortyGigE0/112
+Ethernet116     93,94,95,96       fortyGigE0/116
+Ethernet120     97,98,99,100      fortyGigE0/120
+Ethernet124     101,102,103,104   fortyGigE0/124