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-rw-r--r--firstboot/os-net-config-mappings.yaml51
1 files changed, 46 insertions, 5 deletions
diff --git a/firstboot/os-net-config-mappings.yaml b/firstboot/os-net-config-mappings.yaml
index a513120d..caf18421 100644
--- a/firstboot/os-net-config-mappings.yaml
+++ b/firstboot/os-net-config-mappings.yaml
@@ -9,8 +9,28 @@ description: >
nic1: "00:c8:7c:e6:f0:2e"
node2:
nic1: "00:18:7d:99:0c:b6"
- This will result in the first nodeN entry where a mac matches a
- local device being written as a mapping file for os-net-config in
+ node3:
+ dmiString: 'system-uuid'
+ id: 'A8C85861-1B16-4803-8689-AFC62984F8F6'
+ nic1: em3
+ # Dell PowerEdge
+ nodegroup1:
+ dmiString: "system-product-name"
+ id: "PowerEdge R630"
+ nic1: em3
+ nic2: em1
+ nic3: em2
+ # Cisco UCS B200-M4"
+ nodegroup2:
+ dmiString: "system-product-name"
+ id: "UCSB-B200-M4"
+ nic1: enp7s0
+ nic2: enp6s0
+
+ This will result in the first node* entry where either:
+ a) a mac matches a local device
+ or b) a DMI String matches the specified id
+ being written as a mapping file for os-net-config in
/etc/os-net-config/mapping.yaml
parameters:
@@ -47,15 +67,36 @@ resources:
echo '$node_lookup' | python -c "
import json
import sys
+ import copy
+ from subprocess import PIPE, Popen
import yaml
+
+ def write_mapping_file(interface_mapping):
+ with open('/etc/os-net-config/mapping.yaml', 'w') as f:
+ yaml.safe_dump(interface_mapping, f, default_flow_style=False)
+
input = sys.stdin.readline() or '{}'
data = json.loads(input)
for node in data:
+ interface_mapping = {'interface_mapping':
+ copy.deepcopy(data[node])}
+ if 'dmiString' in interface_mapping['interface_mapping']:
+ del interface_mapping['interface_mapping']['dmiString']
+ if 'id' in interface_mapping['interface_mapping']:
+ del interface_mapping['interface_mapping']['id']
+ # Match on mac addresses first
if any(x in '$eth_addr'.split(',') for x in data[node].values()):
- interface_mapping = {'interface_mapping': data[node]}
- with open('/etc/os-net-config/mapping.yaml', 'w') as f:
- yaml.safe_dump(interface_mapping, f, default_flow_style=False)
+ write_mapping_file(interface_mapping)
break
+ # If data contain dmiString and id keys, try to match node(group)
+ if 'dmiString' in data[node] and 'id' in data[node]:
+ ps = Popen([ 'dmidecode',
+ '--string', data[node].get('dmiString') ],
+ stdout=PIPE)
+ out, err = ps.communicate()
+ if data[node].get('id') == out.rstrip():
+ write_mapping_file(interface_mapping)
+ break
"
params:
$node_lookup: {get_param: NetConfigDataLookup}