[Checkins] SVN: zc.recipe.deployment/trunk/ Added recipe for generating crontab files in /etc/cron.d.

[Jim Fulton]

Log message for revision 73486:
  Added recipe for generating crontab files in /etc/cron.d.
  

Changed:
  U   zc.recipe.deployment/trunk/README.txt
  U   zc.recipe.deployment/trunk/setup.py
  U   zc.recipe.deployment/trunk/src/zc/recipe/deployment/README.txt
  U   zc.recipe.deployment/trunk/src/zc/recipe/deployment/__init__.py

-=-
Modified: zc.recipe.deployment/trunk/README.txt
===================================================================
--- zc.recipe.deployment/trunk/README.txt	2007-03-23 14:55:18 UTC (rev 73485)
+++ zc.recipe.deployment/trunk/README.txt	2007-03-23 16:20:21 UTC (rev 73486)
@@ -44,6 +44,14 @@
 Changes
 *******
 
+0.5 (Mar 23, 2007)
+==================
+
+Features Added
+--------------
+
+Added recipe for generating crontab files in /etc/cron.d.
+
 0.4 (Mar 22, 2007)
 ==================
 

Modified: zc.recipe.deployment/trunk/setup.py
===================================================================
--- zc.recipe.deployment/trunk/setup.py	2007-03-23 14:55:18 UTC (rev 73485)
+++ zc.recipe.deployment/trunk/setup.py	2007-03-23 16:20:21 UTC (rev 73486)
@@ -8,6 +8,7 @@
 default = %(name)s:Install
 deployment = %(name)s:Install
 configuration = %(name)s:Configuration
+crontab = %(name)s:Crontab
 
 [zc.buildout.uninstall]
 default = %(name)s:uninstall
@@ -19,7 +20,7 @@
 
 setup(
     name = name,
-    version = '0.4',
+    version = '0.5',
     author = 'Jim Fulton',
     author_email = 'jim at zope.com',
     description = 'ZC Buildout recipe for Unix deployments',

Modified: zc.recipe.deployment/trunk/src/zc/recipe/deployment/README.txt
===================================================================
--- zc.recipe.deployment/trunk/src/zc/recipe/deployment/README.txt	2007-03-23 14:55:18 UTC (rev 73485)
+++ zc.recipe.deployment/trunk/src/zc/recipe/deployment/README.txt	2007-03-23 16:20:21 UTC (rev 73486)
@@ -1,4 +1,4 @@
-Using the deplyment recipe is pretty simple. Simply specify a
+Using the deployment recipe is pretty simple. Simply specify a
 deployment name, specified via the part name, and a deployment user.
 
 Let's add a deployment to a sample buildout:
@@ -146,8 +146,8 @@
 ===================
 
 Normally, configuration files are created by specialized recipes.
-Sometimes, it's useful to specifu configuration files in a buildout
-cnfiguration file.  The zc.recipe.deployment:configuration recipe can be
+Sometimes, it's useful to specify configuration files in a buildout
+configuration file.  The zc.recipe.deployment:configuration recipe can be
 used to do that.
 
 Let's add a configuration file to our buildout:
@@ -221,7 +221,7 @@
     yyy
     zzz
 
-We can read data from a fiile rather than specifying in the
+We can read data from a file rather than specifying in the
 configuration:
 
     >>> write('x.in', '1\n2\n3\n')
@@ -261,13 +261,49 @@
     location = /etc/foo/x.cfg
     ...
 
+Cron support
+============
 
+The crontab recipe provides support for creating crontab files.  It
+uses a times option to specify times to run the command and a command
+option containing the command.
+
+    >>> write('buildout.cfg',
+    ... '''
+    ... [buildout]
+    ... parts = foo cron
+    ...
+    ... [foo]
+    ... recipe = zc.recipe.deployment
+    ... user = jim
+    ...
+    ... [cron]
+    ... recipe = zc.recipe.deployment:crontab
+    ... times = 30 23 * * *
+    ... command = echo hello world!
+    ... deployment = foo
+    ... ''')
+
+    >>> print system(join('bin', 'buildout')),
+    buildout: Uninstalling x.cfg
+    buildout: Updating foo
+    buildout: Installing cron
+
+This example creates /etc/cron.d/foo-cron
+
+    >>> open('/etc/cron.d/foo-cron').read()
+    '30 23 * * *\tjim\techo hello world!\n'
+
 .. cleanup
 
     >>> print system(join('bin', 'buildout')+' buildout:parts='),
-    buildout: Uninstalling x.cfg
+    buildout: Uninstalling cron
     buildout: Uninstalling foo
     buildout: Running uninstall recipe
     zc.recipe.deployment: Removing '/etc/foo'
     zc.recipe.deployment: Removing '/var/log/foo'.
     zc.recipe.deployment: Removing '/var/run/foo'.
+
+    >>> os.path.exists('/etc/cron.d/foo-cron')
+    False
+    

Modified: zc.recipe.deployment/trunk/src/zc/recipe/deployment/__init__.py
===================================================================
--- zc.recipe.deployment/trunk/src/zc/recipe/deployment/__init__.py	2007-03-23 14:55:18 UTC (rev 73485)
+++ zc.recipe.deployment/trunk/src/zc/recipe/deployment/__init__.py	2007-03-23 16:20:21 UTC (rev 73486)
@@ -120,3 +120,23 @@
         return options['location']
 
     update = install
+
+class Crontab:
+
+    def __init__(self, buildout, name, options):
+        self.name, self.options = name, options
+
+        deployment = options['deployment']
+        options['location'] = os.path.join(
+            buildout[deployment]['crontab-directory'],
+            deployment + '-' + name)
+        options['entry'] = '%s\t%s\t%s\n' % (
+            options['times'], buildout[deployment]['user'], options['command'])
+
+    def install(self):
+        options = self.options
+        open(options['location'], 'w').write(options['entry'])
+        return options['location']
+
+    update = install
+