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#!/usr/bin/env python3
# This script uploads the contents of the cache from primary storage to a Redis
# secondary storage.
import redis
import os
config = os.getenv("REDIS_CONF", "localhost")
if ":" in config:
host, port = config.rsplit(":", 1)
sock = None
elif config.startswith("/"):
host, port, sock = None, None, config
else:
host, port, sock = config, 6379, None
username = os.getenv("REDIS_USERNAME")
password = os.getenv("REDIS_PASSWORD")
context = redis.Redis(
host=host, port=port, unix_socket_path=sock, password=password
)
ccache = os.getenv("CCACHE_DIR", os.path.expanduser("~/.cache/ccache"))
filelist = []
for dirpath, dirnames, filenames in os.walk(ccache):
# sort by modification time, most recently used last
for filename in filenames:
if filename.endswith(".lock"):
continue
stat = os.stat(os.path.join(dirpath, filename))
filelist.append((stat.st_mtime, dirpath, filename))
filelist.sort()
files = result = manifest = objects = 0
for mtime, dirpath, filename in filelist:
dirname = dirpath.replace(ccache + os.path.sep, "")
if dirname == "tmp":
continue
elif filename == "CACHEDIR.TAG" or filename == "stats":
# ignore these
files = files + 1
else:
(base, ext) = filename[:-1], filename[-1:]
if ext == "R" or ext == "M":
if ext == "R":
result = result + 1
if ext == "M":
manifest = manifest + 1
key = "ccache:" + "".join(list(os.path.split(dirname)) + [base])
val = open(os.path.join(dirpath, filename), "rb").read() or None
if val:
print("%s: %s %d" % (key, ext, len(val)))
context.set(key, val)
objects = objects + 1
files = files + 1
print(
"%d files, %d result (%d manifest) = %d objects"
% (files, result, manifest, objects)
)
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