rename src/nepi/ into just nepi/

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

diff --git a/nepi/resources/linux/ccn/ccnpingserver.py b/nepi/resources/linux/ccn/ccnpingserver.py
new file mode 100644 (file)
index 0000000..78d13de
--- /dev/null
+++ b/nepi/resources/linux/ccn/ccnpingserver.py
@@ -0,0 +1,134 @@
+#
+#    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.attribute import Attribute, Flags, Types
+from nepi.execution.resource import ResourceManager, clsinit_copy, \
+        ResourceState
+from nepi.resources.linux.ccn.ccnapplication import LinuxCCNApplication
+from nepi.util.timefuncs import tnow, tdiffsec
+
+import os
+
+@clsinit_copy
+class LinuxCCNPingServer(LinuxCCNApplication):
+    _rtype = "linux::CCNPingServer"
+
+    @classmethod
+    def _register_attributes(cls):
+        daemon = Attribute("d",
+            "Run ccnping server as a daemon in background",
+            type = Types.Bool,
+            default = False,
+            flags = Flags.Design)
+
+        freshness = Attribute("x",
+            "Set FreshnessSeconds",
+            type = Types.Integer,
+            flags = Flags.Design)
+
+        prefix = Attribute("prefix",
+            "Prefix to serve content (e.g. ccnx:/name/prefix)",
+            flags = Flags.Design)
+
+        cls._register_attribute(daemon)
+        cls._register_attribute(freshness)
+        cls._register_attribute(prefix)
+
+    def __init__(self, ec, guid):
+        super(LinuxCCNPingServer, self).__init__(ec, guid)
+        self._home = "ccnping-serv-%s" % self.guid
+
+    def do_deploy(self):
+        if not self.get("command"):
+            self.set("command", self._start_command)
+
+        if not self.get("env"):
+            self.set("env", self._environment)
+
+        if not self.get("depends"):
+            self.set("depends", self._dependencies)
+
+        if not self.get("build"):
+            self.set("build", self._build)
+
+        if not self.get("install"):
+            self.set("install", self._install)
+
+        super(LinuxCCNPingServer, self).do_deploy()
+
+    @property
+    def _start_command(self):
+        args = []
+        args.append("ccnpingserver")
+        args.append(self.get("prefix"))
+        if self.get("d") == True:
+            args.append("-d")
+        if self.get("x"):
+            args.append("-x %d" % self.get("x"))
+
+        command = " ".join(args)
+
+        return command
+
+    @property
+    def _dependencies(self):
+        return "git"
+
+    @property
+    def _build(self):
+        return (
+            # Evaluate if ccnx binaries are already installed
+            " ( "
+                " test -f ${BIN}/ccnping && "
+                " echo 'binaries found, nothing to do' "
+            " ) || ( "
+            # If not, untar and build
+                " ( "
+                    " git clone git://github.com/NDN-Routing/ccnping ${SRC}/ccnping "
+                 " ) && "
+                    # build
+                    "cd ${SRC}/ccnping && "
+                    " ( "
+                    " ./configure LDFLAGS=-L${SRC}/ccnx-0.7.2/lib CFLAGS=-I${SRC}/ccnx-0.7.2/include "
+                    " --prefix=${BIN}/ccnping && make "
+                    " ) "
+             " )") 
+
+    @property
+    def _install(self):
+        return (
+            # Evaluate if ccnx binaries are already installed
+            " ( "
+                " test -f ${BIN}/ccnping && "
+                " echo 'binaries found, nothing to do' "
+            " ) || ( "
+            # If not, install
+                "  mkdir -p ${BIN}/ccnping && "
+                "  mv ${SRC}/ccnping/ccnping ${BIN}/ccnping/ && "
+                "  mv ${SRC}/ccnping/ccnpingserver ${BIN}/ccnping/ "
+            " )"
+            )
+
+    @property
+    def _environment(self):
+        return "%s:%s" % (self.ccnd.path, "${BIN}/ccnping")
+       
+    def valid_connection(self, guid):
+        # TODO: Validate!
+        return True
+