172 lines
6.7 KiB
Python
Executable File
172 lines
6.7 KiB
Python
Executable File
import sys
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import os
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import tempfile
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import re
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import argparse
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import time
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from userconfig.cfgfile import Conf
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from userconfig.tools import Debug
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from userconfig.checks import classes_for_host
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#FIXME: fill in: from userconfig.tools import ...
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class Usage(Exception):
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def __init__(self, msg):
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self.msg = msg
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def workconf(directory, depth=2):
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"""walks through directory, collecting all filenames, returns list of all filenames"""
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dirs = os.listdir(directory)
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ret = []
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debug.stdout(" ================ workconf ===============", 1)
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debug.stdout(" Finding files in directory %s." % directory, 4)
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for d in dirs:
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name = directory+"/"+d
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if os.path.isdir(name):
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workconf(name, depth+1)
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if name.endswith(".swp"):
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continue
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if d == ".svn":
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continue
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ret.append(name)
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debug.stdout(" +++ Found file %s in directory %s" % (name, directory), 4)
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debug.stdout(" ================ workconf ===============", 1)
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return ret
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def build_file(classfiles, destfile, commentstring):
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"""open all classfiles, assemble them and write the contents into a tempfile
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returns the name of tempfile
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:param classfiles:
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:param destfile:
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:param commentstring:
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:return: str
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"""
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content = []
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debug.stdout(" ================ build_file ===============", 1)
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if commentstring != "":
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debug.stdout(" +++ commentstring found, adding header.", 3)
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content.append(commentstring + " " + cfg.get("Main","stamp") + " " + time.strftime("%+") + "\n")
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for f in classfiles:
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debug.stdout(" +++ Merging %s." % f, 4)
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fp = open(f, "r")
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filecontent = fp.read()
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fp.close()
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if commentstring == "":
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# look for stamp in content, replace with real stamp
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if re.search(re.escape(cfg.get("Main","stampreplace")), filecontent):
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debug.stdout(" +++ commentstring empty, replacing stamp in file", 3)
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filecontent = re.sub(re.escape(cfg.get("Main","stampreplace")), cfg.get("Main","stamp"), filecontent)
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content.append(filecontent)
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(tempfd, tempfilename) = tempfile.mkstemp(prefix=os.path.basename(destfile), dir="/tmp")
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try:
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fp = os.fdopen(tempfd, "w")
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except:
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Tools.error("Cannot write to temporary file %s" % tempfilename)
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os.remove(tempfilename)
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return False
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debug.stdout(" +++ Writing merged files into tempfile %s." % tempfilename, 3)
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for block in content:
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fp.write(block)
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fp.write("\n")
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fp.close()
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debug.stdout(" ================ build_file ===============", 1)
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return tempfilename
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def process_all_files(destfiles, dir_config):
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"""processes all files in destfiles, generate files from classes, compare and copy if necessary"""
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debug.stdout(" ================ process_all_files ===============", 1)
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for df in destfiles.keys():
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debug.stdout(" ??? Processing source files for %s." % df, 2)
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if not os.path.exists(os.path.dirname(df)):
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debug.stdout(" +++ Directory %s does not exist, creating" % os.path.dirname(df), 1)
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os.mkdir(os.path.dirname(df))
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if not os.path.isdir(os.path.dirname(df)):
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debug.stdout(" --- Destination directory %s does not exist, skipping." % os.path.dirname(df), 1)
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return False
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# assemble file to tmp
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commentstring = ""
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if dir_config.check("Main", "commentstring"):
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commentstring = dir_config.get("Main", "commentstring")
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debug.stdout(" +++ Found commentstring %s in %s" % (commentstring, df), 3)
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tempfilename = build_file(destfiles[df], df, commentstring)
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if not tempfilename:
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debug.stdout(" --- Error while creating temp file for %s, skipping." % df, 1)
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continue
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debug.stdout(" +++ Merged files %s for %s into %s" % (str(destfiles[df]), df, tempfilename), 2)
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# diff assembled file and config file
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if Tools.diff(df, tempfilename, commentstring, debug):
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debug.stdout("File %s has changed" % df, 0)
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if not Tools.user_config_generated(df, cfg):
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debug.stdout(" +++ %s not generated by userconfig, backing up." % df, 2)
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# file not generated from userconfig -> back up
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Tools.backup_file(df, debug)
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# copy tmp file to real location
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debug.stdout("Copy %s to %s." % (tempfilename, df), 0)
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Tools.copy_file(tempfilename, df, debug)
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# remove tmp
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debug.stdout(" +++ Removing temporary file %s." % tempfilename, 2)
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os.remove(tempfilename)
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debug.stdout(" ================ process_all_files ===============", 1)
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classchecks = Checks()
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def main():
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parser = argparse.ArgumentParser(prog='userconfig',
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description='Manages configuration files, usually in the user home directory')
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parser.add_argument('-v',
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help='Verbosity level (multiple v for higher level)',
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dest='verbose', action='count', default=0)
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parser.add_argument('-f', '--file',
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help='userconfig2.cfg config file',
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dest='file', action='store')
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cmdline = parser.parse_args()
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cfg = Conf(cmdline.file)
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debug = Debug()
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cfg.set_debug(debug)
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cfg.debug(f"Verbose level is {cfg.debug._verbose}", 1)
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cfg.debug("================ main ===============", 1)
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temp_classes = ""
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for h in classes_for_host():
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temp_classes=temp_classes + str(h) + ","
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cfg.debug("+++ Current host is in classes %s" % temp_classes, 1)
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configdir = cfg.get("configdir")
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for d in os.listdir(configdir):
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name = configdir+"/"+d
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cfg.debug("+++ Working in %s" % name, 1)
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if not os.path.isdir(name):
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cfg.debug("--- %s is not a directory, skipping." % name, 3)
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continue
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elif d.startswith(".svn") or d.startswith(".git"):
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cfg.debug("--- %s is .svn or .git, skipping." % name, 3)
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continue
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elif os.path.isfile(name+"/.ignore"):
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cfg.debug("--- %s contains file .ignore, skipping." % name, 3)
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continue
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else:
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cfg.debug("+++ Processing files in %s" % name, 2)
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(destfiles, dirConfig) = workdir(name)
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if isinstance(destfiles, dict):
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if len(destfiles.keys()) > 0:
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cfg.debug("+++ Building %d files: %s" % (len(destfiles.keys()), destfiles.keys()), 3)
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process_all_files(destfiles, dirConfig)
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else:
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cfg.debug("--- No files found for %s, skipping." % name, 1)
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if __name__ == '__main__':
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main()
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