Read locations of binary files from path instead of config.py.

1 files changed, 33 insertions, 0 deletions

diff --git a/run/executable/ftcat.py b/run/executable/ftcat.py
new file mode 100644
index 0000000..5da8fa7
--- /dev/null
+++ b/run/executable/ftcat.py
@@ -0,0 +1,33 @@
+import os
+import stat
+
+from executable import Executable
+
+class FTcat(Executable):
+    '''Used to wrap the ftcat binary in the Experiment object.'''
+
+    def __init__(self, ft_cat_bin, stdout_file, stderr_file, dev, events, cpu=None):
+        '''Extends the Executable initializer method with ftcat attributes.'''
+
+        # hack to run FTCat at higher priority
+        chrt_bin = '/usr/bin/chrt'
+
+        super(FTcat, self).__init__(chrt_bin)
+        self.stdout_file = stdout_file
+        self.stderr_file = stderr_file
+
+        mode = os.stat(dev)[stat.ST_MODE]
+        if not mode & stat.S_IFCHR:
+            raise Exception("%s is not a character device" % dev)
+
+        if events is None:
+            raise Exception('No events!')
+
+        # hack to run FTCat at higher priority
+        self.extra_args = ['-f', '40']
+        if cpu is not None:
+            # and bind it to a CPU
+            self.extra_args.extend(['/usr/bin/taskset', '-c', str(cpu)])
+        events_str_arr = map(str, events)
+        self.extra_args.extend([ft_cat_bin, dev] + events_str_arr)
+