updates-uptimes: Add dynamic uptime for main data. Fix cron (sigh 12h fix).

Signed-off-by: James Antill <james@and.org>

scripts/updates-uptime-cmd.py

@@ -6,8 +6,9 @@
 #  This is very helpful when doing upgrade+reboot runs, as we can easily see
 # what has/hasn't been upgraded and/or rebooted.
 
+# Examples: ($0 = updates-uptime-cmd.py)
 # $0 update       = create the file and/or do backups
-# $0 diff [x] [y] = see the difference between the current state and backups
+# $0 diff [x] [y] = see the difference between the current state and history
 # $0 uptime [x]   = see the current state, can be filtered for uptime >= x
 # $0 info [x]     = see the current state, in long form, can be filtered by name
 # $0 host [x]     = see the current state of a host(s), can be filtered by name
@@ -16,14 +17,13 @@
 # $0 history-keep = clenaup old history
 # $0 stats [x]    = see stats, can specify a backup
 
-# Examples:
-# $0 update ... run it daily or so as root.
-# $0 diff ... see what changed.
 # $0 list '*.stg.*' ... see what staging looks like.
 # $0 list '*copr*' ... see what copr looks like.
 # $0 history-keep 4 ... keep four days of history (including today)
 # $0 uptime 1d ... see what hasn't been rebooted in the last 24 hours.
-# $0 uptime 25w ... see what hasn't been rebooted in too damn long
+# $0 uptime 25w ... see what hasn't been rebooted in too damn long.
+# $0 update-daily-refresh ... daily update, including a new history, and
+#        refresh the main file (so any old hosts aren't there anymore).
 
 import os
 import sys
@@ -53,6 +53,10 @@ conf_align_osinfo_small = True
 #  Allow 9,999,999 updates, or try to work out the correct size.
 conf_fast_width_history = True
 
+#  Dynamically change the uptime of hosts based on the time since we looked
+# at their uptime. Only for the main file. Assume they are still up etc.
+conf_dynamic_main_uptime = True
+
 #  Remove suffix noise in names.
 conf_suffix_dns_replace = {
   '.fedoraproject.org'    : '.<FP>.org',
@@ -396,10 +400,25 @@ def fname2lines(fname):
 def bfname2lines(b):
     return fname2lines(fname + '.' + b)
 
+def _maybe_dynamic_uptime(data):
+    """ Only call this for the main file data. """
+    if not conf_dynamic_main_uptime:
+        return data
+
+    mtime = os.path.getmtime(fname)
+    since = int(time.time()) - int(mtime)
+    data = list(sorted(data))
+    for d1 in data:
+        d1.uptime += since
+    return data
+
+def fname_datas():
+    return _maybe_dynamic_uptime(lines2datas(fname2lines(fname)))
+
 def fname1():
     if cmp_arg:
-        return bfname2lines(cmp)
-    return fname2lines(fname)
+        return lines2datas(bfname2lines(cmp))
+    return fname_datas()
 
 _max_len_name = 0
 _max_len_rpms = 0 # Number of rpm updates via. _ui_int().
@@ -565,7 +584,7 @@ if cmd in ("backups", "hist", "history"):
   ident = _backup_today_identical()
   print("History:")
   last_name = "main"
-  last_data = list(sorted(lines2datas(fname2lines(fname))))
+  last_data = list(sorted(fname_datas()))
   last_suff = ""
 
   #  We _could_ open+read+etc each file, just to find out the max updates for
@@ -664,7 +683,7 @@ def _cli_match_host(data):
 
 if cmd == "stats":
   _cmp_arg()
-  data = lines2datas(fname1())
+  data = fname1()
   if cmp_arg:
       sys.argv.pop(1)
   data = list(_cli_match_host(data))
@@ -775,10 +794,9 @@ if cmd == "stats":
           _ui_osinfo(a[2])))
   _explain_ui_name()
 
-def _print_info(host, lines):
+def _print_info(host, data):
   hosts = []
-  for x in lines:
-      x = line2data(x)
+  for x in data:
       if fnmatch.fnmatch(x.name, host):
           hosts.append(x)
   if not hosts:
@@ -801,7 +819,7 @@ if cmd in ("host", "info"):
   if len(sys.argv) >= 2 and sys.argv[1] == "all":
       for b in backups:
           print("Backup:", b)
-          _print_info(host, bfname2lines(b))
+          _print_info(host, lines2datas(bfname2lines(b)))
       sys.argv = [sys.argv[0]]
       print("Main:")
   _cmp_arg()
@@ -821,7 +839,7 @@ if cmd == "list":
       host = sys.argv.pop(1)
 
   _cmp_arg()
-  data = lines2datas(fname1())
+  data = fname1()
   data = list(filter_name_datas(data, host))
   _max_update(data)
   _max_update_correct('')
@@ -835,7 +853,7 @@ if cmd == "uptime":
       age = parse_duration(sys.argv.pop(1))
 
   _cmp_arg()
-  data = lines2datas(fname1())
+  data = fname1()
   data = list(filter_uptime_datas(data, age))
   _max_update(data)
   _max_update_correct('')
@@ -860,6 +878,8 @@ if cmd in ("diff", "diff-u"):
   print("diff %s %s" % (fn1, fn2), file=sys.stderr)
   data1 = list(sorted(lines2datas(data1)))
   data2 = list(sorted(lines2datas(data2)))
+  if fn2 == fname:
+      data2 = _maybe_dynamic_uptime(data2)
   hosts = _ui_int(len(data2))
   updates = _ui_int(sum(d.rpms for d in data2))
   ul = len(updates)