Use python instead of shell script, for datasync checks

seems to give more clarity, and we'll have more options this way

rattail_fabric2/deploy/rattail/check-datasync-queue.mako

@@ -1,20 +1,33 @@
-#!/bin/sh
+#!${envroot}/bin/python
 
-TIMEOUT="$1"
-if [ "$TIMEOUT" = "" ]; then
-    echo "Usage: check-datasync-queue TIMEOUT"
-    exit 3
-fi
+import os
+import sys
+import argparse
+import subprocess
 
-cd ${envroot}
 
-bin/rattail -c app/quiet.conf --no-versioning datasync --timeout $TIMEOUT check 2>&1
-rc=$?
-if [ $rc -eq 1 ]; then
-    exit 2
-elif [ $rc -ne 0 ]; then
-    echo "unknown issue"
-    exit 3
-fi
+def check_datasync_queue(timeout):
+    os.chdir(sys.prefix)
 
-exit 0
+    retcode = subprocess.call([
+        'bin/rattail',
+        '-c', 'app/${config}.conf',
+        '--no-versioning',
+        'datasync',
+        '--timeout', timeout,
+        'check',
+    ])
+
+    if retcode == 1:
+        sys.exit(2)
+
+    elif retcode:
+        print("unknown issue")
+        sys.exit(3)
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('timeout')
+    args = parser.parse_args()
+    check_datasync_queue(args.timeout)

rattail_fabric2/deploy/rattail/check-datasync-watchers.mako

@@ -1,20 +1,34 @@
-#!/bin/sh
+#!${envroot}/bin/python
 
-TIMEOUT="$1"
-if [ "$TIMEOUT" = "" ]; then
-    echo "Usage: check-datasync-watchers TIMEOUT"
-    exit 3
-fi
+import os
+import sys
+import argparse
+import subprocess
 
-cd ${envroot}
 
-bin/rattail -c app/datasync.conf -c app/quiet.conf --no-versioning datasync --timeout $TIMEOUT check-watchers 2>&1
-rc=$?
-if [ $rc -eq 1 ]; then
-    exit 2
-elif [ $rc -ne 0 ]; then
-    echo "unknown issue"
-    exit 3
-fi
+def check_datasync_queue(timeout):
+    os.chdir(sys.prefix)
 
-exit 0
+    retcode = subprocess.call([
+        'bin/rattail',
+        '-c', 'app/datasync.conf',
+        '-c', 'app/${config}.conf',
+        '--no-versioning',
+        'datasync',
+        '--timeout', timeout,
+        'check-watchers',
+    ])
+
+    if retcode == 1:
+        sys.exit(2)
+
+    elif retcode:
+        print("unknown issue")
+        sys.exit(3)
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('timeout')
+    args = parser.parse_args()
+    check_datasync_queue(args.timeout)