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Make generation of VM MAC addresses idempotent.
[icn.git]
/
deploy
/
metal3-vm
/
vm-setup
/
library
/
generate_macs.py
diff --git
a/deploy/metal3-vm/vm-setup/library/generate_macs.py
b/deploy/metal3-vm/vm-setup/library/generate_macs.py
index
f304c6f
..
d4f09fb
100644
(file)
--- a/
deploy/metal3-vm/vm-setup/library/generate_macs.py
+++ b/
deploy/metal3-vm/vm-setup/library/generate_macs.py
@@
-15,6
+15,7
@@
# generate_baremetal_macs method ripped from
# openstack/tripleo-incubator/scripts/configure-vm
# generate_baremetal_macs method ripped from
# openstack/tripleo-incubator/scripts/configure-vm
+import marshal
import math
import random
import math
import random
@@
-50,6
+51,10
@@
def generate_baremetal_macs(nodes, networks):
raise ValueError("The MAX num of MACS supported is %i "
"(you specified %i)." % (MAX_NUM_MACS, count))
raise ValueError("The MAX num of MACS supported is %i "
"(you specified %i)." % (MAX_NUM_MACS, count))
+ # See the random number generator with the input so that MAC
+ # generation is idempotent.
+ random.seed(marshal.dumps(nodes + networks))
+
base_nums = [0x00,
random.randint(0x00, 0xff),
random.randint(0x00, 0xff),
base_nums = [0x00,
random.randint(0x00, 0xff),
random.randint(0x00, 0xff),