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Dynamic sizing nodes (#208)

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* dynamic sizing nodes

* remove whitespaces
This commit is contained in:
Tomek Święcicki
2019-03-06 20:29:16 +01:00
committed by Henning Jacobs
parent c352bc444e
commit 8efc01d640
5 changed files with 101 additions and 53 deletions
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21
kube_ops_view/mock.py
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@@ -1,5 +1,6 @@
import time
import random
import string
def hash_int(x: int):
@@ -37,10 +38,11 @@ def generate_mock_pod(index: int, i: int, j: int):
containers = []
for k in range(1 + j % 2):
# generate "more real data"
requests_cpu = random.randint(50, 100)
requests_memory = random.randint(256, 512)
usage_cpu = requests_cpu + random.randint(-45, 50)
usage_memory = requests_memory + random.randint(-128, 128)
requests_cpu = random.randint(10, 50)
requests_memory = random.randint(64, 256)
# with max, we defend ourselves against negative cpu/memory ;)
usage_cpu = max(requests_cpu + random.randint(-30, 30), 1)
usage_memory = max(requests_memory + random.randint(-64, 128), 1)
container = {
'name': 'myapp',
'image': 'foo/bar/{}'.format(j),
@@ -107,12 +109,17 @@ def query_mock_cluster(cluster):
usage_cpu += int(c["resources"]["usage"]["cpu"].split("m")[0])
usage_memory += int(c["resources"]["usage"]["memory"].split("Mi")[0])
# generate longer name for a node
suffix = ''.join(
[random.choice(string.ascii_letters) for n in range(random.randint(1, 20))]
)
node = {
'name': 'node-{}'.format(i),
'name': f'node-{i}-{suffix}',
'labels': labels,
'status': {
'capacity': {'cpu': '4', 'memory': '32Gi', 'pods': '110'},
'allocatable': {'cpu': '3800m', 'memory': '31Gi'}
'capacity': {'cpu': '8', 'memory': '64Gi', 'pods': '110'},
'allocatable': {'cpu': '7800m', 'memory': '62Gi'}
},
'pods': pods,
# get data from containers (usage)