1
|
|
|
import copy |
2
|
|
|
import os |
3
|
|
|
|
4
|
|
|
from fabric.api import local, prompt |
5
|
|
|
from fabric.contrib.console import confirm |
6
|
|
|
import yaml |
7
|
|
|
from git import repo |
8
|
|
|
|
9
|
|
|
|
10
|
|
|
|
11
|
|
|
def _image_version(config): |
12
|
|
|
""" |
13
|
|
|
Returns the image and version from a Kubernetes config |
14
|
|
|
""" |
15
|
|
|
image_version = config['spec']['template']['spec']['containers'][0]['image'] |
16
|
|
|
image, version = image_version.split(':') |
17
|
|
|
return image, version |
18
|
|
|
|
19
|
|
|
def _tag(image, version): |
20
|
|
|
return image + ':' + str(version) |
21
|
|
|
|
22
|
|
|
def _build(image, version, directory): |
23
|
|
|
""" |
24
|
|
|
Builds a docker image from directory after confirmation |
25
|
|
|
""" |
26
|
|
|
tag = _tag(image, version) |
27
|
|
|
if confirm('Build new {t}?'.format(t=tag)): |
28
|
|
|
print('') |
29
|
|
|
local('docker build -t {t} {d}'.format(t=tag, d=directory)) |
30
|
|
|
|
31
|
|
|
def _push(image, version): |
32
|
|
|
""" |
33
|
|
|
Pushes image to gcloud |
34
|
|
|
""" |
35
|
|
|
tag = _tag(image, version) |
36
|
|
|
if confirm('Push image {t} to gcloud?'.format(t=tag)): |
37
|
|
|
print('') |
38
|
|
|
local('gcloud docker -- push {t}'.format(t=tag)) |
39
|
|
|
|
40
|
|
|
|
41
|
|
|
def deploy_web(): |
42
|
|
|
""" |
43
|
|
|
Deploy the updated web container to kubernetes |
44
|
|
|
""" |
45
|
|
|
config_path = 'k8s/web.yaml' |
46
|
|
|
|
47
|
|
|
with open(config_path) as f: |
48
|
|
|
config = yaml.safe_load(f) |
49
|
|
|
image, version = _image_version(config) |
50
|
|
|
|
51
|
|
|
print('Current version {v} for image {i}'.format(v=version, i=image)) |
52
|
|
|
|
53
|
|
|
new_version = prompt('New version:') |
54
|
|
|
print('') |
55
|
|
|
|
56
|
|
|
_build(image, new_version, '.') |
57
|
|
|
print('') |
58
|
|
|
|
59
|
|
|
_push(image, new_version) |
60
|
|
|
print('') |