Update config file with 'if_modifed' option

src/zasd.conf.example.py

@@ -12,18 +12,38 @@
 # Field separator in snapshot names (':' gives 'dataset@tag:serial')
 #separator       = ':'
 
-# How frequently to prune expired snapshots
+# Polling interval for expired snapshot destructor
 #destroy_trigger = cron('* * * * *')
 
 # Default settings for a schedule
-#defaults = dict(
+defaults = dict(
+# Unique snapshot tag for schedule
 #    tag             = 'zasd',
+
+# Whether the schedule should be executed
 #    disabled        = False,
+
+# Datasets to watch (must have mountpoints)
 #    filesystems     = ['tank'],
+
+# Whether to watch child datasets
 #    recursive       = True,
+
+# Time trigger for snasphot
 #    trigger         = every(hours=12),
+
+# Whether to ignore triggers on filesystems whose files
+# have not been modifed since the trigger was last fired
+#    if_modified     = False,
+
+# Priority for snapshot; if more than one trigger fires
+# at once on the same filesystem, the trigger with the
+# highest priority wins out
 #    priority        = 1,
-#    keep            = 14)
+
+# The maximum number of snapshots kept at any given time
+#    keep            = 14
+)
 
 # The simplest possible schedule list possible sets up a single
 # schedule with the default settings
@@ -36,19 +56,22 @@ schedules = [
         tag             = '5mi',
         trigger         = cron('*/5 * * * *'),
         priority        = 6,
-        keep            = 4),
+        keep            = 4
-
+    ),
+    
     dict(
         tag             = '20m',
         trigger         = cron('*/20 * * * *'),
         priority        = 5,
-        keep            = 3),
+        keep            = 3
+    ),
     
     dict(
         tag             = '1hr',
         trigger         = cron('0 * * * *'),
         priority        = 4,
-        keep            = 6),
+        keep            = 6
+    ),
     
     dict(
         tag             = '6hr',
@@ -60,10 +83,13 @@ schedules = [
         tag             = '1dy',
         trigger         = cron('0 0 * * *'),
         priority        = 2,
-        keep            = 7),
+        keep            = 7
+    ),
     
     dict(
         tag             = '1wk',
         trigger         = cron('0 0 * * mon'),
         priority        = 1,
-        keep            = 4)]
+        keep            = 4
+    )
+]