rename src/nepi/ into just nepi/

[nepi.git] / nepi / resources / linux / ccn / ccnapplication.py

diff --git a/nepi/resources/linux/ccn/ccnapplication.py b/nepi/resources/linux/ccn/ccnapplication.py
new file mode 100644 (file)
index 0000000..0ab6f0f
--- /dev/null
+++ b/nepi/resources/linux/ccn/ccnapplication.py
@@ -0,0 +1,68 @@
+#
+#    NEPI, a framework to manage network experiments
+#    Copyright (C) 2013 INRIA
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License version 2 as
+#    published by the Free Software Foundation;
+#
+#    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, see <http://www.gnu.org/licenses/>.
+#
+# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
+
+from nepi.execution.resource import clsinit_copy, ResourceState
+from nepi.resources.linux.application import LinuxApplication
+from nepi.resources.linux.ccn.ccnd import LinuxCCND
+
+import os
+
+@clsinit_copy
+class LinuxCCNApplication(LinuxApplication):
+    _rtype = "linux::CCNApplication"
+
+    def __init__(self, ec, guid):
+        super(LinuxCCNApplication, self).__init__(ec, guid)
+        self._home = "ccnapp-%s" % self.guid
+
+    @property
+    def ccnd(self):
+        ccnd = self.get_connected(LinuxCCND.get_rtype())
+        if ccnd: return ccnd[0]
+        return None
+
+    @property
+    def node(self):
+        if self.ccnd: return self.ccnd.node
+        return None
+
+    def do_deploy(self):
+        if not self.ccnd or self.ccnd.state < ResourceState.READY:
+            self.debug("---- RESCHEDULING DEPLOY ---- node state %s " % self.node.state )
+            self.ec.schedule(self.reschedule_delay, self.deploy)
+        else:
+            command = self.get("command") or ""
+
+            self.info("Deploying command '%s' " % command)
+            
+            if not self.get("env"):
+                self.set("env", self._environment)
+
+            self.do_discover()
+            self.do_provision()
+
+            self.set_ready()
+
+    @property
+    def _environment(self):
+        return self.ccnd.path
+       
+    def valid_connection(self, guid):
+        # TODO: Validate!
+        return True
+