1 files changed, 78 insertions, 0 deletions
diff --git a/python/toree_profile.py b/python/toree_profile.py
new file mode 100644
index 0000000..eaadc9d
--- /dev/null
+++ b/python/toree_profile.py
@@ -0,0 +1,78 @@
+#
+# (C) Copyright IBM Corp. 2017
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+
+import os
+import os.path
+import json
+import time
+
+class Profile:
+    PROCESS_FILE_NAME = "toree.pid"
+    CONFIGURATION_FILE_NAME = "profile.json"
+
+    profilePath = None
+
+    def __init__(self, profilePath):
+        self.profilePath = profilePath
+
+    def pidLocation(self):
+        return self.profilePath + '/' + self.PROCESS_FILE_NAME
+
+    def configurationLocation(self):
+        return self.profilePath + '/' + self.CONFIGURATION_FILE_NAME
+
+    def isAvailable(self):
+        taken = os.path.exists(self.pidLocation())
+        return not taken
+
+    def reserve(self):
+        open(self.pidLocation(), 'a').close()
+
+    def release(self):
+        if os.path.exists(self.pidLocation()):
+            os.remove(self.pidLocation())
+
+    def pid(self):
+        with open(self.pidLocation(), 'r') as pid_file:
+            data = pid_file.read()
+        return data
+
+    def updatePid(self, pid):
+        try:
+            file = open(self.pidLocation(), 'w')
+            file.write(pid)
+        finally:
+            file.close
+
+    def config(self):
+        with open(self.configurationLocation(), 'r') as data_file:
+            return json.load(data_file)  #, object_hook=util._byteify
+
+
+
+"""
+p = Profile('/Users/lresende/opensource/jupyter/toree-gateway/src/main/resources/profiles/kernel-1')
+print(p.pidLocation())
+print(p.configurationLocation())
+print(p.isAvailable())
+c = p.config()
+print(c['stdin_port'])
+p.reserve()
+time.sleep(10)
+p.release()
+"""
+