Re: [Fab-user] rsync_project

[Christian Vest Hansen]

Ok. I implemented this change, but I modified it a little bit.

On Thu, Apr 2, 2009 at 9:17 PM, Christian Vest Hansen
<address@hidden> wrote:
> On Sun, Mar 22, 2009 at 12:51 AM, Paul Baumgart <address@hidden> wrote:
>> A different topic this time:
>>
>> The current upload_project() function is a neat feature, but I have
>> two issues with it:
>>
>> 1) It doesn't allow me to exclude certain files/directories (like
>> .git* for example)
>> 2) It uploads the entire project every time, which can be irritating
>> if the change is small but the project is large.
>>
>> So, I made this function, which uses rsync to only upload the
>> differences between the local and remote copies.
>>
>> I would like to get feedback on it, primarily as to whether this would
>> be useful in the mainline Fabric code, and if not, if there is any way
>> to make it be useful.
>>
>> @operation
>> @connects
>> def rsync_project(host, client, env, remotepath, exclude=False,
>> delete=False, extra_opts='', **kwargs):
>>    """
>>    Uploads the current project directory using rsync, so only changes are
>>    uploaded rather than the whole directory like using upload_project.
>>
>>    Requires the rsync command-line utility to be available both on the local
>>    and the remote machine.
>>
>>    Parameters are:
>>        remotepath:         the path on the remote machine to which to rsync 
>> the
>>                            current project
>>        exclude (optional): the string passed to rsync's --exclude option.
>>                            See the rsync manpage for details.
>>        delete (optional):  True or False, whether to delete remote files that
>>                            don't exist locally.
>>        extra_opts (optional): Additional command-line options to set for 
>> rsync.
>>
>>    The rsync command is built from the options as follows:
>>        rsync [--delete] [--exclude exclude] -pthrvz [extra_opts]
>> <project dir> <fab_user>@<host>:<remotepath>
>>    """
>>
>>    remotepath = _lazy_format(remotepath, env)
>>
>>    username = ENV.get('fab_user')
>>    username = username + '@' if username else username
>>
>>    cwd_name = '../' + os.getcwd().split(os.sep)[-1]
>
> This line right here. Why do you go through all this trouble to build
> a relative CWD?

Elementary, dear Watson. To get a prettier output when the assembled
command is printed to the console.

>
>
>>
>>    delete_opt = '--delete' if delete else ''
>>
>>    exclude_opt = '--exclude' if exclude else ''
>>    exclude = '"' + exclude.strip('"') + '"' if exclude else ''
>>
>>    return local('rsync %(delete_opt)s %(exclude_opt)s %(exclude)s
>> -pthrvz %(extra_opts)s %(cwd_name)s
>> %(username)s%(host)s:%(remotepath)s'
>>        % locals(), **kwargs) == 0
>>
>>
>> Note that it requires adding a line to the bottom of local():
>>
>> return retcode
>>
>> Regards,
>> Paul
>>
>>
>> _______________________________________________
>> Fab-user mailing list
>> address@hidden
>> http://lists.nongnu.org/mailman/listinfo/fab-user
>>
>
>
>
> --
> Venlig hilsen / Kind regards,
> Christian Vest Hansen.
>



-- 
Venlig hilsen / Kind regards,
Christian Vest Hansen.