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Merge pull request #122 from sachinkumarsingh092/include-spellcheck-b…
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…oilerplate-tests

Add spelling and boilerplate checks
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k8s-ci-robot authored Jan 6, 2021
2 parents 2bb7525 + 981be3f commit 71690af
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13 changes: 13 additions & 0 deletions boilerplate/boilerplate.Dockerfile.txt
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# Copyright YEAR The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
13 changes: 13 additions & 0 deletions boilerplate/boilerplate.Makefile.txt
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# Copyright YEAR The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
13 changes: 13 additions & 0 deletions boilerplate/boilerplate.bzl.txt
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# Copyright YEAR The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
15 changes: 15 additions & 0 deletions boilerplate/boilerplate.go.txt
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/*
Copyright YEAR The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
202 changes: 202 additions & 0 deletions boilerplate/boilerplate.py
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#!/usr/bin/env python

# Copyright 2019 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import print_function

import argparse
import difflib
import glob
import json
import mmap
import os
import re
import sys
from datetime import date

parser = argparse.ArgumentParser()
parser.add_argument(
"filenames",
help="list of files to check, all files if unspecified",
nargs='*')

# Rootdir defaults to the directory **above** the repo-infra dir.
rootdir = os.path.dirname(__file__) + "./../../../"
rootdir = os.path.abspath(rootdir)
parser.add_argument(
"--rootdir", default=rootdir, help="root directory to examine")

default_boilerplate_dir = os.path.join(rootdir, "csi-driver-nfs/hack/boilerplate")

parser.add_argument(
"--boilerplate-dir", default=default_boilerplate_dir)

parser.add_argument(
"-v", "--verbose",
help="give verbose output regarding why a file does not pass",
action="store_true")

args = parser.parse_args()

verbose_out = sys.stderr if args.verbose else open("/dev/null", "w")

def get_refs():
refs = {}

for path in glob.glob(os.path.join(args.boilerplate_dir, "boilerplate.*.txt")):
extension = os.path.basename(path).split(".")[1]

ref_file = open(path, 'r')
ref = ref_file.read().splitlines()
ref_file.close()
refs[extension] = ref

return refs

def file_passes(filename, refs, regexs):
try:
f = open(filename, 'r')
except Exception as exc:
print("Unable to open %s: %s" % (filename, exc), file=verbose_out)
return False

data = f.read()
f.close()

basename = os.path.basename(filename)
extension = file_extension(filename)
if extension != "":
ref = refs[extension]
else:
ref = refs[basename]

# remove build tags from the top of Go files
if extension == "go":
p = regexs["go_build_constraints"]
(data, found) = p.subn("", data, 1)

# remove shebang from the top of shell files
if extension == "sh" or extension == "py":
p = regexs["shebang"]
(data, found) = p.subn("", data, 1)

data = data.splitlines()

# if our test file is smaller than the reference it surely fails!
if len(ref) > len(data):
print('File %s smaller than reference (%d < %d)' %
(filename, len(data), len(ref)),
file=verbose_out)
return False

# trim our file to the same number of lines as the reference file
data = data[:len(ref)]

p = regexs["year"]
for d in data:
if p.search(d):
print('File %s is missing the year' % filename, file=verbose_out)
return False

# Replace all occurrences of the regex "CURRENT_YEAR|...|2016|2015|2014" with "YEAR"
p = regexs["date"]
for i, d in enumerate(data):
(data[i], found) = p.subn('YEAR', d)
if found != 0:
break

# if we don't match the reference at this point, fail
if ref != data:
print("Header in %s does not match reference, diff:" % filename, file=verbose_out)
if args.verbose:
print(file=verbose_out)
for line in difflib.unified_diff(ref, data, 'reference', filename, lineterm=''):
print(line, file=verbose_out)
print(file=verbose_out)
return False

return True

def file_extension(filename):
return os.path.splitext(filename)[1].split(".")[-1].lower()

skipped_dirs = ['Godeps', 'third_party', '_gopath', '_output', '.git',
'cluster/env.sh', 'vendor', 'test/e2e/generated/bindata.go',
'repo-infra/verify/boilerplate/test', '.glide']

def normalize_files(files):
newfiles = []
for pathname in files:
if any(x in pathname for x in skipped_dirs):
continue
newfiles.append(pathname)
return newfiles

def get_files(extensions):
files = []
if len(args.filenames) > 0:
files = args.filenames
else:
for root, dirs, walkfiles in os.walk(args.rootdir):
# don't visit certain dirs. This is just a performance improvement
# as we would prune these later in normalize_files(). But doing it
# cuts down the amount of filesystem walking we do and cuts down
# the size of the file list
for d in skipped_dirs:
if d in dirs:
dirs.remove(d)

for name in walkfiles:
pathname = os.path.join(root, name)
files.append(pathname)

files = normalize_files(files)

outfiles = []
for pathname in files:
basename = os.path.basename(pathname)
extension = file_extension(pathname)
if extension in extensions or basename in extensions:
outfiles.append(pathname)
return outfiles

def get_regexs():
regexs = {}
# Search for "YEAR" which exists in the boilerplate, but shouldn't in the real thing
regexs["year"] = re.compile( 'YEAR' )
# dates can be 2014, 2015, 2016, ..., CURRENT_YEAR, company holder names can be anything
years = range(2014, date.today().year + 1)
regexs["date"] = re.compile( '(%s)' % "|".join(map(lambda l: str(l), years)) )
# strip // +build \n\n build constraints
regexs["go_build_constraints"] = re.compile(r"^(// \+build.*\n)+\n", re.MULTILINE)
# strip #!.* from shell scripts
regexs["shebang"] = re.compile(r"^(#!.*\n)\n*", re.MULTILINE)
return regexs



def main():
regexs = get_regexs()
refs = get_refs()
filenames = get_files(refs.keys())

for filename in filenames:
if not file_passes(filename, refs, regexs):
print(filename, file=sys.stdout)

return 0

if __name__ == "__main__":
sys.exit(main())
13 changes: 13 additions & 0 deletions boilerplate/boilerplate.py.txt
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# Copyright YEAR The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
13 changes: 13 additions & 0 deletions boilerplate/boilerplate.sh.txt
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# Copyright YEAR The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
15 changes: 15 additions & 0 deletions build.make
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Expand Up @@ -275,3 +275,18 @@ test-shellcheck:
.PHONY: check-go-version-%
check-go-version-%:
./release-tools/verify-go-version.sh "$*"

# Test for spelling errors.
.PHONY: test-spelling
test: test-spelling
test-spelling:
@ echo; echo "### $@:"
@ ./release-tools/verify-spelling.sh

# Test the boilerplates of the files.
.PHONY: test-boilerplate
test: test-boilerplate
test-boilerplate:
@ echo; echo "### $@:"
@ ./release-tools/verify-boilerplate.sh

51 changes: 51 additions & 0 deletions verify-boilerplate.sh
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#!/bin/bash

# Copyright 2014 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -o errexit
set -o nounset
set -o pipefail

echo "Verifying boilerplate"

if [[ -z "$(command -v python)" ]]; then
echo "Cannot find python. Make link to python3..."
update-alternatives --install /usr/bin/python python /usr/bin/python3 1
fi

REPO_ROOT=$(dirname "${BASH_SOURCE[0]}")

boilerDir="${REPO_ROOT}/boilerplate"
boiler="${boilerDir}/boilerplate.py"

files_need_boilerplate=("$("${boiler}" --rootdir="${REPO_ROOT}" --verbose)")

# Run boilerplate.py unit tests
unitTestOut="$(mktemp)"
trap cleanup EXIT
cleanup() {
rm "${unitTestOut}"
}

# Run boilerplate check
if [[ ${#files_need_boilerplate[@]} -gt 0 ]]; then
for file in "${files_need_boilerplate[@]}"; do
echo "Boilerplate header is wrong for: ${file}"
done

exit 1
fi

echo "Done"
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