Exemple #1
0
def ensure_downloaded(url, dest, sha256sum=None, use_sudo=False):
    if files.exists(dest, use_sudo):
        if sha256sum is None:
            return
        result = calc_sha256sum(dest, use_sudo)
        if sha256sum == result:
            return
    download(url, dest, use_sudo)
Exemple #2
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def ensure_downloaded(url, dest, sha256sum=None, use_sudo=False):
    if files.exists(dest, use_sudo):
        if sha256sum is None:
            return
        result = calc_sha256sum(dest, use_sudo)
        if sha256sum == result:
            return
    download(url, dest, use_sudo)
Exemple #3
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def ensure_template(filename,
                    destination,
                    context=None,
                    template_dir=None,
                    use_sudo=False,
                    backup=True,
                    mirror_local_mode=False,
                    mode=None,
                    fabric_managed_format=FABRIC_MANAGED_DEFAULT_FORMAT):
    run_fn = run_or_sudo(use_sudo)
    # Normalize destination to be an actual filename, due to using StringIO
    with settings(hide('everything'), warn_only=True):
        if run_fn('test -d %s' % _expand_path(destination)).succeeded:
            sep = "" if destination.endswith('/') else "/"
            destination += sep + os.path.basename(filename)

    context = modify_context(filename,
                             destination,
                             context=context,
                             fabric_managed_format=fabric_managed_format)
    text = render_as_text(filename, context=context, template_dir=template_dir)
    local_sum = hashlib.sha256(text).hexdigest()
    remote_sum = file.calc_sha256sum(destination, use_sudo=use_sudo)
    if remote_sum == local_sum:
        return False

    # Use mode kwarg to implement mirror_local_mode, again due to using
    # StringIO
    if mirror_local_mode and mode is None:
        mode = os.stat(filename).st_mode
        # To prevent put() from trying to do this
        # logic itself
        mirror_local_mode = False

    # Back up original file
    if backup and exists(destination):
        run_fn("cp %s{,.bak}" % _expand_path(destination))

    # Upload the file.
    put(local_path=StringIO(text),
        remote_path=destination,
        use_sudo=use_sudo,
        mirror_local_mode=mirror_local_mode,
        mode=mode)
    return True
Exemple #4
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def ensure_template(filename, destination, context=None, template_dir=None, use_sudo=False, backup=True, mirror_local_mode=False, mode=None, fabric_managed_format=FABRIC_MANAGED_DEFAULT_FORMAT):
    run_fn = run_or_sudo(use_sudo)
    # Normalize destination to be an actual filename, due to using StringIO
    with settings(hide('everything'), warn_only=True):
        if run_fn('test -d %s' % _expand_path(destination)).succeeded:
            sep = "" if destination.endswith('/') else "/"
            destination += sep + os.path.basename(filename)

    context = modify_context(filename, destination, context=context,
        fabric_managed_format=fabric_managed_format)
    text = render_as_text(filename, context=context, template_dir=template_dir)
    local_sum = hashlib.sha256(text).hexdigest()
    remote_sum = file.calc_sha256sum(destination, use_sudo=use_sudo)
    if remote_sum == local_sum:
        return False

    # Use mode kwarg to implement mirror_local_mode, again due to using
    # StringIO
    if mirror_local_mode and mode is None:
        mode = os.stat(filename).st_mode
        # To prevent put() from trying to do this
        # logic itself
        mirror_local_mode = False

    # Back up original file
    if backup and exists(destination):
        run_fn("cp %s{,.bak}" % _expand_path(destination))

    # Upload the file.
    put(
        local_path=StringIO(text),
        remote_path=destination,
        use_sudo=use_sudo,
        mirror_local_mode=mirror_local_mode,
        mode=mode
    )
    return True