From 0380c94c9af6d8b4923a84e75f06ffc2ff982ded Mon Sep 17 00:00:00 2001
From: thierry <thierry@41d37cc5-eb28-0410-a9bf-d37491348ade>
Date: Mon, 25 Jan 2010 12:27:47 +0000
Subject: [PATCH] retrieve vserver fullname and outline attached vplc

---
 scripts/manage-infrastructure.py | 63 ++++++++++++++++++++++++++++----
 1 file changed, 56 insertions(+), 7 deletions(-)

diff --git a/scripts/manage-infrastructure.py b/scripts/manage-infrastructure.py
index 84ad9c1..8b41286 100755
--- a/scripts/manage-infrastructure.py
+++ b/scripts/manage-infrastructure.py
@@ -1,5 +1,7 @@
 #!/usr/bin/python
 
+import os.path
+import re
 import subprocess
 from optparse import OptionParser
 
@@ -69,10 +71,47 @@ class BuildBoxes:
         else:
             self.reboot(box)
 
+    vplc_matcher = re.compile(".*(vplc[0-9]+$)")
+    def vplcname (self, vservername):
+        match = self.vplc_matcher.match(vservername)
+        if match: return match.groups(0)
+        else: return ""
+
     def handle_plc_box (self,box):
         if self.options.probe:
             command=['ssh',self.root(box),'vserver-stat']
-            self.run(command,"Active vservers on %s"%box)
+            if self.options.dry_run:
+                self.run(command,"Active vservers on %s"%box)
+            else:
+                # try to find fullname (vserver_stat truncates to a ridiculously short name)
+                try:
+                    self.header ("vserver map on %s"%box)
+                    # fetch the contexts for all vservers on that box
+                    map_command=['ssh',self.root(box),'grep','.','/etc/vservers/*/context','/dev/null',]
+                    context_map=self.backquote (map_command)
+                    # at this point we have a set of lines like
+                    # /etc/vservers/2010.01.20--k27-f12-32-vplc03/context:40144
+                    ctx_dict={}
+                    for map_line in context_map.split("\n"):
+                        if not map_line: continue
+                        [path,xid] = map_line.split(':')
+                        ctx_dict[xid]=os.path.basename(os.path.dirname(path))
+                    # at this point ctx_id maps context id to vservername
+
+                    vserver_stat = self.backquote (command)
+                    for vserver_line in vserver_stat.split("\n"):
+                        if not vserver_line: continue
+                        context=vserver_line.split()[0]
+                        if context=="CTX": 
+                            print vserver_line
+                            continue
+                        longname=ctx_dict[context]
+                        plcname=self.vplcname(longname)
+                        if plcname: print "== %s =="%plcname
+                        print "%(vserver_line)s [=%(longname)s]"%locals()
+                except:
+                    self.run(command,"Fine-grained method failed - fallback to plain vserver-stat")
+
         else:
             self.reboot(box)
 
@@ -103,18 +142,22 @@ class BuildBoxes:
         usage="""%prog [options] [hostname..(s)]
 Default is to act on test boxes only (with trackers clean)"""
         parser = OptionParser (usage=usage)
+        parser.add_option ("-n","--dry-run",action="store_true",dest="dry_run",default=False,
+                           help="Dry run")
+        parser.add_option ("-r","--reboot", action="store_false",dest="probe",default=True,
+                           help="Actually reset/reboot stuff instead of just probing it")
+        # no need for -p = probe, as this is the default
+        parser.add_option ("-p","--plc", action="store_true",dest="plc_only",default=False,
+                           help="Acts on the plc box only")
+
         parser.add_option ("-a","--all",action="store_true",dest="all_boxes",default=False,
                            help="Acts on build and test boxes")
         parser.add_option ("-b","--build",action="store_true",dest="build_only",default=False,
                            help="Acts on build boxes only")
+        parser.add_option ("-q","--qemu",action="store_true",dest="qemu_only",default=False,
+                           help="Only acts on the qemu boxes")
         parser.add_option ("-t","--trackers",action="store_true",dest="trackers_only",default=False,
                            help="Only wipes trackers")
-        parser.add_option ("-n","--dry-run",action="store_true",dest="dry_run",default=False,
-                           help="Dry run")
-        parser.add_option ("-r","--reboot", action="store_false",dest="probe",default=True,
-                           help="Actually reset/reboot stuff instead of just probing it")
-        parser.add_option ("-p","--probe", action="store_true",dest="probe",
-                           help="Probe stuff, no side effect")
 
         (self.options,args) = parser.parse_args()
 
@@ -129,6 +172,12 @@ Default is to act on test boxes only (with trackers clean)"""
         elif self.options.build_only:
             self.boxes=self.build_boxes
             self.do_tracker = False
+        elif self.options.qemu_only:
+            self.boxes=self.qemu_boxes
+            self.do_tracker = False
+        elif self.options.plc_only:
+            self.boxes=self.plc_boxes
+            self.do_tracker = False
         elif self.options.trackers_only:
             self.boxes = []
             self.do_tracker = True
-- 
2.47.0