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71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
import hashlib
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import os
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import time
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import urllib
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import urllib.request
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import zipfile
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SASL_HASH = "3e22e2b16f802277123590f64dfda44f1c9c8a2b7e758180cd956d8ab0965817"
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SASL_URL = "https://s3.amazonaws.com/boxes.10gen.com/build/windows_cyrus_sasl-2.1.28.zip"
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def hash_sasl(sasl_dir):
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md5_hash = hashlib.md5()
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for root, _, files in os.walk(sasl_dir):
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for name in files:
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if name.endswith("md5sum"):
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continue
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with open(os.path.join(root, name), "rb") as f:
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for block in iter(lambda: f.read(4096), b""):
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md5_hash.update(block)
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return md5_hash.hexdigest()
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def hash_sasl_zip(sasl_zip):
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sha_hash = hashlib.sha256()
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with open(sasl_zip, "rb") as f:
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for block in iter(lambda: f.read(4096), b""):
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sha_hash.update(block)
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return sha_hash.hexdigest()
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def download_sasl(env):
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complete = False
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sasl_dir = env.Dir("$BUILD_ROOT/sasl_2_1_28").path
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sasl_md5 = os.path.join(sasl_dir, "sasl.md5sum")
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os.makedirs(sasl_dir, exist_ok=True)
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if os.path.exists(sasl_md5):
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with open(sasl_md5) as md5_file:
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if hash_sasl(sasl_dir) == md5_file.read():
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complete = True
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if not complete:
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print(f"Downloading sasl {SASL_URL}...")
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for i in range(1, 5):
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try:
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local_filename, _ = urllib.request.urlretrieve(SASL_URL)
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downloaded_hash = hash_sasl_zip(local_filename)
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if downloaded_hash != SASL_HASH:
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raise urllib.error.URLError(
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f"Downloaded file hash: {downloaded_hash} does not match expected hash: {SASL_HASH}"
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)
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except urllib.error.URLError as exc:
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wait_time = i * i * 10
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if i == 4:
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raise exc
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else:
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print(f"Failed to download {SASL_URL} because of:\n{exc}")
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print(f"Retrying in {wait_time}...")
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time.sleep(wait_time)
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zip_file_object = zipfile.ZipFile(local_filename, "r")
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zip_file_object.extractall(sasl_dir)
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zip_file_object.close()
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os.remove(local_filename)
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with open(sasl_md5, "w") as md5_file:
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md5_file.write(hash_sasl(sasl_dir))
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env.Append(CPPPATH=[f"#{sasl_dir}/include"])
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env.Append(LIBPATH=[f"#{sasl_dir}/lib"])
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