Exemple #1
0
def test(directory, logger):
     if (os.path.exists(directory) and os.path.isdir(directory)):
        index = utilities.loadIndex(directory)
        objectFilePath = os.path.join(directory, 'objects')
        everythingIsFine = True
        counter = 0
        erroneousPaths = []
        try: #Easier to ask for forgiveness than permission (EAFP) Checks the files to be iterated over exist
            for fileName in os.listdir(objectFilePath):
                filePath = os.path.join(objectFilePath, fileName)
                hash = utilities.createFileSignature(filePath)[2]
                if hash != fileName:
                    logger.warn("This object's hash does not match its filename: " + str(hash)) #logs an unsuccessful run of test function
                    everythingIsFine = False

            for filename, hash in index.items():
                if not os.path.exists(os.path.join(objectFilePath, hash)):
                    erroneousPaths.append(filename)
                    logger.warn("This file could not be found in the objects directory: " + hash) #logs an unsuccessful run of test function
                    everythingIsFine = False
                else:
                    counter += 1
        except OSError: #throws an error if the files do not exist
            print "Error: The file does not exist!"

        if everythingIsFine and len(erroneousPaths) < 1: #Logs the successful running of test function
            logger.info("All objects' hashes match their filename and all index entries exist as objects in the archive")
        logger.info("The number of valid index entries is: " + str(counter))
     else:
         print "The backup archive has not been created! Use 'mybackup init' to initialise the directory before calling 'test'."
Exemple #2
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def getFile (archiveDir, searchPattern):
    if (not os.path.exists(archiveDir) or not os.path.isdir(archiveDir)):
        print "The backup archive has not been created! Use 'mybackup init' to initialise the directory before calling 'get'.";
        return;
    try:
        index = utilities.loadIndex(archiveDir);
    except OSError as (errno, strerror):
        print "Failed to load archive index at '"+archiveDir+"': "+strerror;
        return;
Exemple #3
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def store (archiveDir, dirToBackup, logger):
    dirToBackup = os.path.abspath(dirToBackup);
    if (os.path.exists(archiveDir) and os.path.isdir(archiveDir)):
        if (not os.path.exists(dirToBackup)):
            print "Directory '"+dirToBackup+"' does not exist!";
            return;
        elif (not os.path.isdir(dirToBackup)):
            print "File '"+dirToBackup+"' is not a directory!";
            return;
        try:
            index = utilities.loadIndex(archiveDir);
        except OSError as (errno, strerror):
            print "Failed to load archive index at '"+archiveDir+"': "+strerror;
            return;
        except IOError as (errno, strerror):
            print "Failed to load archive index at '"+archiveDir+"': "+strerror;
            return;
Exemple #4
0
def list(directory, pattern=None):
    if (os.path.exists(directory) and os.path.isdir(directory)):
        index = utilities.loadIndex(directory)
        if pattern is not None: #checks to see if a pattern has been given as argument
            pattern = pattern.lower()
            everythingIsFine = True
            for key in index:
                keyLower = key.lower()
                if pattern in keyLower:
                    print key
                    everythingIsFine = False
            if everythingIsFine:
                print "No matches found"
        else: #if no pattern given, prints out all the files in the directory
            for key in index:
                print key
    else:
        print "The backup archive has not been created! Use 'mybackup init' to initialise the directory before calling 'list'."