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Subject: [ANN] pyKook 0.7.1 - task automation tool for Python, similar to Rake or Ant
From: Makoto Kuwata <kwa@kuwata-lab.com>
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Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:15563

I have released pyKook
0.7.1.http://pypi.python.org/pypi/Kook/http://www.kuwata-lab.com/kook/http:=
//www.kuwata-lab.com/kook/pykook-users-guide.html
pyKook is a task automation tool for Python, similar to Rake or Ant.
Bugfix in this release----------------------
* Fixed to include 'kook/books/*.py' into .egg file

--regads,makoto kuwata

On Sat, Nov 5, 2011 at 3:06 PM, Makoto Kuwata <kwa@kuwata-lab.com> wrote:
> Hi,
>
> I have released pyKook 0.7.0.
> http://pypi.python.org/pypi/Kook/
> http://www.kuwata-lab.com/kook/
> http://www.kuwata-lab.com/kook/pykook-users-guide.html
>
> In this release, you can run commands on remote machines using ssh.
> This is very useful to deploy your application.
>
>
> pyKook Overview
> ---------------
>
> pyKook is a task automation tool for Python, similar to Rake or Ant.
>
> (Kookbook.py):
>
> =A0 =A0kookbook.default =3D 'build'
>
> =A0 =A0## task
> =A0 =A0@recipe(None, ['hello'])
> =A0 =A0def build(c):
> =A0 =A0 =A0 =A0"""build all"""
> =A0 =A0 =A0 =A0pass
>
> =A0 =A0## file
> =A0 =A0@recipe('hello', ['hello.o'])
> =A0 =A0def file_hello(c):
> =A0 =A0 =A0 =A0"""build 'hello' from 'hello.o'"""
> =A0 =A0 =A0 =A0system(c%'gcc -o $(product) $(ingred)')
>
> =A0 =A0## rule
> =A0 =A0@recipe('*.o', ['$(1).c', '$(1).h'])
> =A0 =A0def file_o(c):
> =A0 =A0 =A0 =A0system(c%'gcc -c $(ingred)')
>
>
> Command-line:
>
> =A0 =A0bash> kk =A0 =A0 # or pykook
> =A0 =A0$ gcc -c hello.c
> =A0 =A0### *** hello.o (recipe=3Dfile_o)
> =A0 =A0$ gcc -c hello.c
> =A0 =A0### ** hello (recipe=3Dfile_hello)
> =A0 =A0$ gcc -o hello hello.o
> =A0 =A0### * build (recipe=3Dbuild)
>
> See http://www.kuwata-lab.com/kook/pykook-users-guide.html for details.
>
>
> Enhancements in this release
> ----------------------------
>
> * (EXPERIMENTAL!!) Remote command execution (ssh and sftp) is available.
> =A0This is very useful to deploy your application into servers.
>
> =A0Ex (Kookbook.py)::
>
> =A0 =A0 =A0 =A0from kook.remote import Remote
> =A0 =A0 =A0 =A0remote =3D Remote(
> =A0 =A0 =A0 =A0 =A0 =A0hosts =A0 =A0=3D ['www1', 'www2', 'user3@www3:1002=
2'],
> =A0 =A0 =A0 =A0 =A0 =A0port =A0 =A0 =3D 22,
> =A0 =A0 =A0 =A0 =A0 =A0user =A0 =A0 =3D 'user1',
> =A0 =A0 =A0 =A0 =A0 =A0#password =3D None, =A0 =A0 =A0# for login, '~/.ss=
h/id_rsa' and sudo
> =A0 =A0 =A0 =A0 =A0 =A0passphrase =3D None, =A0 =A0 # only for '~/.ssh/id=
_rsa'
> =A0 =A0 =A0 =A0 =A0 =A0sudo_password =3D 'xxx', # only for sudo command
> =A0 =A0 =A0 =A0)
>
> =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0@remotes(remote)
> =A0 =A0 =A0 =A0def hostinfo(c):
> =A0 =A0 =A0 =A0 =A0 =A0"""show hostname"""
> =A0 =A0 =A0 =A0 =A0 =A0ssh =3D c.ssh
> =A0 =A0 =A0 =A0 =A0 =A0ssh('hostname') =A0 =A0 =A0 =A0# run command with =
ssh
> =A0 =A0 =A0 =A0 =A0 =A0ssh('whomai') =A0 =A0 =A0 =A0 =A0# run command wit=
h ssh
> =A0 =A0 =A0 =A0 =A0 =A0ssh.sudo('whoami') =A0 =A0 # run command with sudo
>
> =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0@remotes(remote)
> =A0 =A0 =A0 =A0def exchange(c):
> =A0 =A0 =A0 =A0 =A0 =A0"""upload and download files"""
> =A0 =A0 =A0 =A0 =A0 =A0ssh =3D c.ssh
> =A0 =A0 =A0 =A0 =A0 =A0with ssh.pushd('work/apps'):
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0ssh.get('file.remote') =A0 =A0# download a=
 file
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0ssh.put('file.local') =A0 =A0 # upload a f=
ile
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0ssh.mget('remote.*') =A0 =A0 =A0# download=
 files
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0ssh.mput('local.*') =A0 =A0 =A0 # upload f=
iles
>
> =A0Notice that you must configure ssh at first and confirm that
> =A0you can log into servers without typing password::
>
> =A0 =A0 =A0 =A0bash> ssh user1@www1
> =A0 =A0 =A0 =A0bash> ssh user1@www2
> =A0 =A0 =A0 =A0bash> ssh -p 10022 user3@www3
> =A0 =A0 =A0 =A0bash> kk hostinfo
> =A0 =A0 =A0 =A0### * showinfo (recipe=3Dshowinfo)
> =A0 =A0 =A0 =A0[user1@www1]$ hostame
> =A0 =A0 =A0 =A0www1
> =A0 =A0 =A0 =A0[user1@www1]$ whoami
> =A0 =A0 =A0 =A0user1
> =A0 =A0 =A0 =A0[user1@www1]$ sudo whoami
> =A0 =A0 =A0 =A0root
> =A0 =A0 =A0 =A0[user2@www2]$ hostame
> =A0 =A0 =A0 =A0www2
> =A0 =A0 =A0 =A0[user2@www2]$ whoami
> =A0 =A0 =A0 =A0user2
> =A0 =A0 =A0 =A0[user2@www2]$ sudo whoami
> =A0 =A0 =A0 =A0root
> =A0 =A0 =A0 =A0[user3@www3]$ hostame
> =A0 =A0 =A0 =A0www3
> =A0 =A0 =A0 =A0[user3@www3]$ whami
> =A0 =A0 =A0 =A0user3
> =A0 =A0 =A0 =A0[user3@www3]$ sudo whoami
> =A0 =A0 =A0 =A0root
>
> =A0Currently commands are executed sequencially (not in parallel).
>
> * (EXPERIMENTAL!!) Password object supported.
> =A0Password object asks you to enter password in prompt when necessary.
>
> =A0Ex (Kookbook.py)::
>
> =A0 =A0 =A0 =A0from kook.remote import Remote, Password
> =A0 =A0 =A0 =A0remote =3D Remote(
> =A0 =A0 =A0 =A0 =A0 =A0hosts =A0 =A0 =A0 =A0 =3D ['user1@www1:22'],
> =A0 =A0 =A0 =A0 =A0 =A0#password =A0 =A0 =3D Password('login'),
> =A0 =A0 =A0 =A0 =A0 =A0passphrase =A0 =A0=3D Password('~/.ssh/id_rsa'),
> =A0 =A0 =A0 =A0 =A0 =A0sudo_password =3D Password('sudo command')
> =A0 =A0 =A0 =A0)
> =A0 =A0 =A0 =A0#
> =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0@remotes(remote)
> =A0 =A0 =A0 =A0def remote_test(c):
> =A0 =A0 =A0 =A0 =A0 =A0ssh =3D c.ssh
> =A0 =A0 =A0 =A0 =A0 =A0ssh.sudo('whoami')
>
> =A0Output example::
>
> =A0 =A0 =A0 =A0bash> kk remote_test
> =A0 =A0 =A0 =A0### * remote_test (recipe=3Dremote_test)
> =A0 =A0 =A0 =A0Password for ~/.ssh/id_rsa:
> =A0 =A0 =A0 =A0Password for sudo command:
> =A0 =A0 =A0 =A0[user1@www1]$ sudo whoami
> =A0 =A0 =A0 =A0root
>
> =A0It is easy to share password object.
>
> =A0Ex (Kookbook.py)::
>
> =A0 =A0 =A0 =A0from kook.remote import Remote, Password
> =A0 =A0 =A0 =A0passwd =3D Password()
> =A0 =A0 =A0 =A0remote =3D Remote(
> =A0 =A0 =A0 =A0 =A0 =A0hosts =A0 =A0 =A0 =A0 =3D ['user1@www1:22'],
> =A0 =A0 =A0 =A0 =A0 =A0password =A0 =A0 =A0=3D passwd,
> =A0 =A0 =A0 =A0 =A0 =A0passphrase =A0 =A0=3D passwd,
> =A0 =A0 =A0 =A0 =A0 =A0sudo_password =3D passwd,
> =A0 =A0 =A0 =A0)
>
>
> Changes in this release
> -----------------------
>
> * Category class is changed to convers all instance methods into staticme=
thods.
>
> =A0Ex (Kookbook.py):
>
> =A0 =A0 =A0 =A0class apache(Category):
> =A0 =A0 =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0 =A0 =A0def start(c):
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 system('apachectl start')
>
> =A0 =A0 =A0 =A0## start() is converted into staticmethod
> =A0 =A0 =A0 =A0assert type(apache.__dict__['start']) =3D=3D staticmethod
> =A0 =A0 =A0 =A0from types import FunctionType
> =A0 =A0 =A0 =A0assert type(apache.start) =3D=3D FuntionType
>
> =A0This makes execution of other recipes in category easier::
>
> =A0 =A0 =A0 =A0class apache(Category):
> =A0 =A0 =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0 =A0 =A0def start(c):
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 ...
> =A0 =A0 =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0 =A0 =A0def stop(c):
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 ...
> =A0 =A0 =A0 =A0 =A0 =A0@recipe
> =A0 =A0 =A0 =A0 =A0 =A0def restart(c):
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 apache.start(c) =A0 =A0# execute other recipe
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 apache.stop(c) =A0 =A0 # execute other recipe
>
> * (internal) kook.config.stdout and kook.config.stderr are removed.
>
>
>
> See http://www.kuwata-lab.com/kook/pykook-CHANGES.txt for details.
>
>
> Have fun!
>
> --
> regards,
> makoto kuwata
>