1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
#!/usr/bin/env python3
# coding=utf-8
from sys import exit
from subprocess import check_call, check_output, DEVNULL, CalledProcessError
from shutil import rmtree
from datetime import datetime
def log(*args):
now = datetime.now().replace(microsecond=0).isoformat(' ')
print(now, "gruntworker: ", end='')
print(*args, flush=True)
def run_expecting_success(cmd):
log("\trunning:", b' '.join(cmd).decode('utf8', 'replace'))
check_call(cmd, stdin=DEVNULL)
def run_for_output(cmd):
log("\trunning:", b' '.join(cmd).decode('utf8', 'replace'))
return check_output(cmd, input=b'')
def reset_to_master_and_die():
log("Attempting to reset current checkout & branch to local master...")
try:
run_expecting_success([b'git', b'checkout', b'-f', b'master'])
except CalledProcessError:
log("Error forcibly checking out master; Failed!")
exit(1)
def fetch_origin():
log("Fetching from origin...")
try:
run_expecting_success([b'git', b'fetch', b'origin', b'+master'])
except CalledProcessError:
log("Error fetching from origin; Failed!")
exit(1)
def update_master(to_commitish=b'FETCH_HEAD'):
log("Setting local master to {0}...".format(to_commitish.decode('utf8', 'replace')))
try:
run_expecting_success([b'git', b'checkout', b'-q', b'-f', to_commitish])
run_expecting_success([b'git', b'branch', b'-f', b'master', to_commitish])
run_expecting_success([b'git', b'checkout', b'-q', b'-f', b'master'])
except CalledProcessError:
log("Error setting local master to {0}!".format(to_commitish))
reset_to_master_and_die()
def update_npm():
try:
log("Pruning unnecessary npm modules...")
run_expecting_success([b'npm', b'prune'])
log("Installing/updating npm modules per package.json ...")
run_expecting_success([b'npm', b'install'])
except CalledProcessError:
log("Error performing npm operations!")
log("Purging node_modules due to errors.")
try:
rmtree('./node_modules', ignore_errors=True)
except (IOError, OSError) as io_err:
log("Error purging node_modules: {!r}".format(io_err))
else:
log("Successfully purged node_modules.")
log("Failed!")
exit(1)
def get_head_commit_sha():
commit_sha = run_for_output([b'git', b'rev-parse', b'HEAD']).strip()
if len(commit_sha) != 40:
log("Got malformed commit SHA for HEAD:", commit_sha.decode('utf8'))
log("Exiting due to insanity; Failed!")
exit(1)
return commit_sha
def grunt_or_err():
log("Grunting...")
try:
run_expecting_success([b'grunt', b'dist'])
except CalledProcessError:
log("Error while grunting!")
raise
def get_modified_files():
output = run_for_output([b'git', b'status', b'-z', b'-uno', b'--ignore-submodules=all'])
lines = output.split(b'\x00')
return [line[3:] for line in lines if line[:2] == b' M']
def push_or_err():
log("Pushing to origin...")
try:
run_expecting_success([b'git', b'push', b'origin', b'master'])
except CalledProcessError:
log("Error pushing to origin!")
raise
def main():
orig_commit_sha = get_head_commit_sha()
fetch_origin()
update_master()
post_fetch_commit_sha = get_head_commit_sha()
if post_fetch_commit_sha == orig_commit_sha:
log("Fetch didn't change HEAD commit; Done.")
return
update_npm()
try:
grunt_or_err()
modified_files = get_modified_files()
if not modified_files:
log("No files modified by grunt; Done.")
return
run_expecting_success([b'git', b'add', b'--'] + modified_files)
run_expecting_success([b'git', b'commit', b'-m', b"automatic grunt dist"])
push_or_err()
except Exception:
log("Resetting master branch & checkout back to commit {} ...".format(post_fetch_commit_sha))
update_master(to_commitish=post_fetch_commit_sha)
log("Failed!")
else:
log("Successfully pushed changes; Done.")
if __name__ == '__main__':
main()
|
