1 files changed, 54 insertions, 0 deletions
diff --git a/manager.py b/manager.py
new file mode 100644
index 0000000..2221512
--- /dev/null
+++ b/manager.py
@@ -0,0 +1,54 @@
+from subprocess import Popen
+from os.path import join
+from time import sleep
+from glob import glob
+from collections import deque
+
+SSH_CONFIG = "ssh_config"
+to_do = set(glob("*.txt")) - set(["alive.txt", "keys.txt", "nodes.txt"])
+done = set(f[:-4] for f in glob("*.txt.out"))
+to_do = deque(to_do - done)
+apis = deque(line.strip() for line in open("keys.txt"))
+servers = deque(line.strip() for line in open("alive.txt"))
+processing = []
+
+while to_do or processing:
+    to_do.extend(task["file"] for task in processing
+                 if task["status"] == "collect")
+    processing = [task for task in processing if task["status"].endswith("ing")]
+
+    if servers and to_do:
+        f = to_do.pop()
+        host = servers.popleft()
+        api = apis.pop()
+        apis.appendleft(api)
+        task = {"host": host, "file": f, "status": "uploading", "api": api,
+                "process": Popen(["scp", "-F", SSH_CONFIG, f,
+                                  host + ":"])}
+        processing.append(task)
+
+    for task in processing:
+        rc = task["process"].poll()
+        if rc is None:
+            continue
+        elif rc != 0:
+            servers.append(task["host"])
+            task["status"] = "collect"
+            continue
+
+        if task["status"] == "uploading":
+            task["status"] = "processing"
+            task["process"] = Popen(["ssh", "-F", SSH_CONFIG,
+                                     task["host"],
+                                   "python2 process.py " + task["api"] + " "
+                                   + task["file"]])
+        elif task["status"] == "processing":
+            task["status"] ="downloading"
+            task["process"] = Popen(["scp", "-F", SSH_CONFIG,
+                                     task["host"] + ":" + task["file"] + ".out",
+                                     "./"])
+        elif task["status"] == "downloading":
+            task["status"] = "done"
+            servers.appendleft(task["host"])
+
+    sleep(0.5)