From e174aaf3650c23331c757921b1af9b152f53c6e5 Mon Sep 17 00:00:00 2001
From: Marco Capitani <m.capitani@nextworks.it>
Date: Thu, 22 Feb 2018 10:18:10 +0100
Subject: storyboard: add replayability

implements #27
---
 tools/scriptgenerator.py | 88 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 tools/scriptgenerator.py

(limited to 'tools')

diff --git a/tools/scriptgenerator.py b/tools/scriptgenerator.py
new file mode 100644
index 0000000..059163e
--- /dev/null
+++ b/tools/scriptgenerator.py
@@ -0,0 +1,88 @@
+import argparse
+import importlib.machinery as mach
+
+from rumba.storyboard import *
+import rumba.log as log
+from rumba.utils import ExperimentManager, PAUSE_SWAPOUT
+
+client1 = Client(
+    "rinaperf",
+    options="-t perf -s 1000 -c 0",
+    c_id='rinaperf_^C'  # To differentiate
+)
+
+
+client2 = Client(
+    "rinaperf",
+    options="-t perf -s 1000 -D <duration>",
+    shutdown="",
+    c_id='rinaperf_-D'  # To differentiate
+)
+
+
+server = Server(
+    "rinaperf",
+    options="-l",
+    arrival_rate=0.5,
+    mean_duration=5,
+    clients=[client1, client2]
+)
+
+
+def main(duration, exp, run=False, script='generated_script.txt'):
+    story = StoryBoard(duration)
+    story.set_experiment(exp)
+    story.add_server_on_node(server, exp.nodes[0])
+    client1.add_node(exp.nodes[1])
+    if len(exp.nodes) == 2:
+        third_n = exp.nodes[1]
+    else:
+        third_n = exp.nodes[2]
+    client2.add_node(third_n)
+    story.generate_script()
+
+    with open(script, 'w') as f:
+        f.write('################################################\n')
+        f.write('# SCRIPT GENERATED WITH RUMBA SCRIPT GENERATOR #\n')
+        f.write('################################################\n')
+        story.script.write(f)
+
+    if run:
+        with ExperimentManager(exp, swap_out_strategy=PAUSE_SWAPOUT):
+            exp.swap_in()
+            exp.bootstrap_prototype()
+            story.start()
+
+
+if __name__ == '__main__':
+
+    description = "Storyboard generator for Rumba scripts"
+    epilog = "2018 Marco Capitani <m.capitani@nextworks.it>"
+
+    parser = argparse.ArgumentParser(description=description,
+                                     epilog=epilog)
+    parser.add_argument('exp', metavar='EXPERIMENT', type=str,
+                        help='The experiment file.')
+    parser.add_argument('-O', '--object', metavar='OBJECT', type=str,
+                        default='exp',
+                        help='The Python variable name of '
+                             'the experiment object defined in the file')
+    parser.add_argument('d', metavar='DURATION', type=float,
+                        help='The required duration of the storyboard')
+    parser.add_argument('-R', '--run', action='store_true',
+                        help='Run the storyboard after script generation.')
+    parser.add_argument('-S', '--script', type=str,
+                        default='generated_script.txt',
+                        help='Name of the output script.')
+
+    args = parser.parse_args()
+
+    try:
+        exp_module = mach.SourceFileLoader('exp', args.exp).load_module()
+        experiment = getattr(exp_module, args.object)
+        main(args.d, experiment, args.run, args.script)
+    except AttributeError:
+        logger.error('Module %s has no attribute %s', args.exp, args.object)
+    except Exception as e:
+        logger.error('Could not load file %s. %s.', args.exp, str(e))
+    log.flush_log()
-- 
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