Allow to do ipv4toipv6 and ipv6toipv4 tunneling.

Component used are 6tunnel and haproxy.

setup.py

@@ -68,6 +68,8 @@ setup(name=name,
           'generic.cloudooo = slapos.recipe.generic_cloudooo:Recipe',
           'cloudooo.test = slapos.recipe.cloudooo_test:Recipe',
           'firefox = slapos.recipe.firefox:Recipe',
+          'ipv6toipv4 = slapos.recipe.ipv6toipv4:Recipe',
+          'ipv4toipv6 = slapos.recipe.ipv4toipv6:Recipe',
           'fontconfig = slapos.recipe.fontconfig:Recipe',
           'java = slapos.recipe.java:Recipe',
           'kumofs = slapos.recipe.kumofs:Recipe',

slapos/recipe/ipv4toipv6/__init__.py

+##############################################################################
+#
+# Copyright (c) 2012 Vifib SARL and Contributors. All Rights Reserved.
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsibility of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# guarantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 3
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+from slapos.recipe.librecipe import GenericBaseRecipe
+import os
+import sys
+
+class Recipe(GenericBaseRecipe):
+  """
+  ipv4toipv6 tunnel configuration.
+  """
+  def install(self):
+    config = dict(
+      ipv6=self.options['ipv6'],
+      ipv6_port=self.options['ipv6-port'],
+      ipv4=self.options['ipv4'],
+      ipv4_port=self.options['ipv4-port'],
+      shell_path=self.options['shell-path'],
+      tunnel6_path=self.options['tunnel6-path'],
+    )
+
+    runner_path = self.createExecutable(
+      self.options['runner-path'],
+      self.substituteTemplate(self.getTemplateFilename('run.in'),
+                              config))
+
+
+    return [runner_path]
+

slapos/recipe/ipv4toipv6/template/run.in

+#!%(shell_path)s
+# BEWARE: This file is operated by slapgrid
+# BEWARE: It will be overwritten automatically
+exec %(tunnel6_path)s -d -l %(ipv4)s %(ipv4_port)s %(ipv6)s %(ipv6_port)s

slapos/recipe/ipv6toipv4/__init__.py

+##############################################################################
+#
+# Copyright (c) 2012 Vifib SARL and Contributors. All Rights Reserved.
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsibility of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# guarantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 3
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+from slapos.recipe.librecipe import GenericBaseRecipe
+import os
+import sys
+
+class Recipe(GenericBaseRecipe):
+  """
+  ipv6toipv4 tunnel configuration.
+  """
+  def install(self):
+    config = dict(
+      ipv6=self.options['ipv6'],
+      ipv6_port=self.options['ipv6-port'],
+      ipv4=self.options['ipv4'],
+      ipv4_port=self.options['ipv4-port'],
+      shell_path=self.options['shell-path'],
+      haproxy_path=self.options['haproxy-path'],
+      conf_path=self.options['conf-path'],
+    )
+
+    configuration_path = self.createFile(
+      self.options['conf-path'],
+      self.substituteTemplate(self.getTemplateFilename('configuration.cfg.in'),
+                              config))
+
+    runner_path = self.createExecutable(
+      self.options['runner-path'],
+      self.substituteTemplate(self.getTemplateFilename('run.in'),
+                              config))
+
+
+    return [runner_path, configuration_path]
+

slapos/recipe/ipv6toipv4/template/configuration.cfg.in

+global
+  maxconn 4096
+
+defaults
+    log                 global
+    mode                tcp
+    option              dontlognull
+    retries             3
+    contimeout          5000
+    clitimeout          50000
+    srvtimeout          50000
+
+listen  ipv6toipv4     %(ipv6)s:%(ipv6_port)s
+        mode    tcp
+        server  ipv4server    %(ipv4)s:%(ipv4_port)s

slapos/recipe/ipv6toipv4/template/run.in

+#!%(shell_path)s
+# BEWARE: This file is operated by slapgrid
+# BEWARE: It will be overwritten automatically
+exec %(haproxy_path)s -f %(conf_path)s