src/allmydata/web/check_results.py

   1
   2 import time
   3 import simplejson
   4 from nevow import rend, inevow, tags as T
   5 from twisted.web import http, html
   6 from allmydata.web.common import getxmlfile, get_arg, get_root, WebError
   7 from allmydata.web.operations import ReloadMixin
   8 from allmydata.interfaces import ICheckAndRepairResults, ICheckResults
   9 from allmydata.util import base32, idlib
  10
  11 def json_check_counts(d):
  12     r = {}
  13     r["count-shares-good"] = d["count-shares-good"]
  14     r["count-shares-needed"] = d["count-shares-needed"]
  15     r["count-shares-expected"] = d["count-shares-expected"]
  16     r["count-good-share-hosts"] = d["count-good-share-hosts"]
  17     r["count-corrupt-shares"] = d["count-corrupt-shares"]
  18     r["list-corrupt-shares"] = [ (idlib.nodeid_b2a(serverid),
  19                                   base32.b2a(si), shnum)
  20                                  for (serverid, si, shnum)
  21                                  in d["list-corrupt-shares"] ]
  22     r["servers-responding"] = [idlib.nodeid_b2a(serverid)
  23                                for serverid in d["servers-responding"]]
  24     sharemap = {}
  25     for (shareid, serverids) in d["sharemap"].items():
  26         sharemap[shareid] = [idlib.nodeid_b2a(serverid)
  27                              for serverid in serverids]
  28     r["sharemap"] = sharemap
  29
  30     r["count-wrong-shares"] = d["count-wrong-shares"]
  31     r["count-recoverable-versions"] = d["count-recoverable-versions"]
  32     r["count-unrecoverable-versions"] = d["count-unrecoverable-versions"]
  33
  34     return r
  35
  36 def json_check_results(r):
  37     if r is None:
  38         # LIT file
  39         data = {"storage-index": "",
  40                 "results": {"healthy": True},
  41                 }
  42         return data
  43     data = {}
  44     data["storage-index"] = r.get_storage_index_string()
  45     data["summary"] = r.get_summary()
  46     data["results"] = json_check_counts(r.get_data())
  47     data["results"]["needs-rebalancing"] = r.needs_rebalancing()
  48     data["results"]["healthy"] = r.is_healthy()
  49     data["results"]["recoverable"] = r.is_recoverable()
  50     return data
  51
  52 def json_check_and_repair_results(r):
  53     if r is None:
  54         # LIT file
  55         data = {"storage-index": "",
  56                 "repair-attempted": False,
  57                 }
  58         return data
  59     data = {}
  60     data["storage-index"] = r.get_storage_index_string()
  61     data["repair-attempted"] = r.get_repair_attempted()
  62     data["repair-successful"] = r.get_repair_successful()
  63     pre = r.get_pre_repair_results()
  64     data["pre-repair-results"] = json_check_results(pre)
  65     post = r.get_post_repair_results()
  66     data["post-repair-results"] = json_check_results(post)
  67     return data
  68
  69 class ResultsBase:
  70     # self.client must point to the Client, so we can get nicknames and
  71     # determine the permuted peer order
  72
  73     def _join_pathstring(self, path):
  74         if path:
  75             pathstring = "/".join(self._html(path))
  76         else:
  77             pathstring = "<root>"
  78         return pathstring
  79
  80     def _render_results(self, ctx, cr):
  81         assert ICheckResults(cr)
  82         c = self.client
  83         sb = c.get_storage_broker()
  84         data = cr.get_data()
  85         r = []
  86         def add(name, value):
  87             r.append(T.li[name + ": ", value])
  88
  89         add("Report", T.pre["\n".join(self._html(cr.get_report()))])
  90         add("Share Counts",
  91             "need %d-of-%d, have %d" % (data["count-shares-needed"],
  92                                         data["count-shares-expected"],
  93                                         data["count-shares-good"]))
  94         add("Hosts with good shares", data["count-good-share-hosts"])
  95
  96         if data["list-corrupt-shares"]:
  97             badsharemap = []
  98             for (serverid, si, shnum) in data["list-corrupt-shares"]:
  99                 nickname = sb.get_nickname_for_serverid(serverid)
 100                 badsharemap.append(T.tr[T.td["sh#%d" % shnum],
 101                                         T.td[T.div(class_="nickname")[nickname],
 102                                               T.div(class_="nodeid")[T.tt[base32.b2a(serverid)]]],
 103                                         ])
 104             add("Corrupt shares", T.table()[
 105                 T.tr[T.th["Share ID"],
 106                      T.th(class_="nickname-and-peerid")[T.div["Nickname"], T.div(class_="nodeid")["Node ID"]]],
 107                 badsharemap])
 108         else:
 109             add("Corrupt shares", "none")
 110
 111         add("Wrong Shares", data["count-wrong-shares"])
 112
 113         sharemap = []
 114         servers = {}
 115
 116         # FIXME: The two tables below contain nickname-and-nodeid table column markup which is duplicated with each other, introducer.xhtml, and deep-check-results.xhtml. All of these (and any other presentations of nickname-and-nodeid) should be combined.
 117
 118         for shareid in sorted(data["sharemap"].keys()):
 119             serverids = data["sharemap"][shareid]
 120             for i,serverid in enumerate(serverids):
 121                 if serverid not in servers:
 122                     servers[serverid] = []
 123                 servers[serverid].append(shareid)
 124                 shareid_s = ""
 125                 if i == 0:
 126                     shareid_s = shareid
 127                 nickname = sb.get_nickname_for_serverid(serverid)
 128                 sharemap.append(T.tr[T.td[shareid_s],
 129                                      T.td[T.div(class_="nickname")[nickname],
 130                                           T.div(class_="nodeid")[T.tt[base32.b2a(serverid)]]]
 131                                      ])
 132         add("Good Shares (sorted in share order)",
 133             T.table()[T.tr[T.th["Share ID"], T.th(class_="nickname-and-peerid")[T.div["Nickname"], T.div(class_="nodeid")["Node ID"]]],
 134                       sharemap])
 135
 136
 137         add("Recoverable Versions", data["count-recoverable-versions"])
 138         add("Unrecoverable Versions", data["count-unrecoverable-versions"])
 139
 140         # this table is sorted by permuted order
 141         sb = c.get_storage_broker()
 142         permuted_servers = [s
 143                             for s
 144                             in sb.get_servers_for_psi(cr.get_storage_index())]
 145
 146         num_shares_left = sum([len(shares) for shares in servers.values()])
 147         servermap = []
 148         for s in permuted_servers:
 149             nickname = s.get_nickname()
 150             shareids = servers.get(s.get_serverid(), [])
 151             shareids.reverse()
 152             shareids_s = [ T.tt[shareid, " "] for shareid in sorted(shareids) ]
 153             servermap.append(T.tr[T.td[T.div(class_="nickname")[nickname],
 154                                        T.div(class_="nodeid")[T.tt[s.get_name()]]],
 155                                   T.td[shareids_s],
 156                                   ])
 157             num_shares_left -= len(shareids)
 158             if not num_shares_left:
 159                 break
 160         add("Share Balancing (servers in permuted order)",
 161             T.table()[T.tr[T.th(class_="nickname-and-peerid")[T.div["Nickname"], T.div(class_="nodeid")["Node ID"]], T.th["Share IDs"]],
 162                       servermap])
 163
 164         return T.ul[r]
 165
 166     def _html(self, s):
 167         if isinstance(s, (str, unicode)):
 168             return html.escape(s)
 169         assert isinstance(s, (list, tuple))
 170         return [html.escape(w) for w in s]
 171
 172     def want_json(self, ctx):
 173         output = get_arg(inevow.IRequest(ctx), "output", "").lower()
 174         if output.lower() == "json":
 175             return True
 176         return False
 177
 178     def _render_si_link(self, ctx, storage_index):
 179         si_s = base32.b2a(storage_index)
 180         req = inevow.IRequest(ctx)
 181         ophandle = req.prepath[-1]
 182         target = "%s/operations/%s/%s" % (get_root(ctx), ophandle, si_s)
 183         output = get_arg(ctx, "output")
 184         if output:
 185             target = target + "?output=%s" % output
 186         return T.a(href=target)[si_s]
 187
 188 class LiteralCheckResultsRenderer(rend.Page, ResultsBase):
 189     docFactory = getxmlfile("literal-check-results.xhtml")
 190
 191     def __init__(self, client):
 192         self.client = client
 193         rend.Page.__init__(self, client)
 194
 195     def renderHTTP(self, ctx):
 196         if self.want_json(ctx):
 197             return self.json(ctx)
 198         return rend.Page.renderHTTP(self, ctx)
 199
 200     def json(self, ctx):
 201         inevow.IRequest(ctx).setHeader("content-type", "text/plain")
 202         data = json_check_results(None)
 203         return simplejson.dumps(data, indent=1) + "\n"
 204
 205     def render_return(self, ctx, data):
 206         req = inevow.IRequest(ctx)
 207         return_to = get_arg(req, "return_to", None)
 208         if return_to:
 209             return T.div[T.a(href=return_to)["Return to file."]]
 210         return ""
 211
 212 class CheckerBase:
 213
 214     def renderHTTP(self, ctx):
 215         if self.want_json(ctx):
 216             return self.json(ctx)
 217         return rend.Page.renderHTTP(self, ctx)
 218
 219     def render_storage_index(self, ctx, data):
 220         return self.r.get_storage_index_string()
 221
 222     def render_return(self, ctx, data):
 223         req = inevow.IRequest(ctx)
 224         return_to = get_arg(req, "return_to", None)
 225         if return_to:
 226             return T.div[T.a(href=return_to)["Return to file/directory."]]
 227         return ""
 228
 229 class CheckResultsRenderer(CheckerBase, rend.Page, ResultsBase):
 230     docFactory = getxmlfile("check-results.xhtml")
 231
 232     def __init__(self, client, results):
 233         self.client = client
 234         self.r = ICheckResults(results)
 235         rend.Page.__init__(self, results)
 236
 237     def json(self, ctx):
 238         inevow.IRequest(ctx).setHeader("content-type", "text/plain")
 239         data = json_check_results(self.r)
 240         return simplejson.dumps(data, indent=1) + "\n"
 241
 242     def render_summary(self, ctx, data):
 243         results = []
 244         if data.is_healthy():
 245             results.append("Healthy")
 246         elif data.is_recoverable():
 247             results.append("Not Healthy!")
 248         else:
 249             results.append("Not Recoverable!")
 250         results.append(" : ")
 251         results.append(self._html(data.get_summary()))
 252         return ctx.tag[results]
 253
 254     def render_repair(self, ctx, data):
 255         if data.is_healthy():
 256             return ""
 257         repair = T.form(action=".", method="post",
 258                         enctype="multipart/form-data")[
 259             T.fieldset[
 260             T.input(type="hidden", name="t", value="check"),
 261             T.input(type="hidden", name="repair", value="true"),
 262             T.input(type="submit", value="Repair"),
 263             ]]
 264         return "" # repair button disabled until we make it work correctly,
 265                   # see #622 for details
 266         return ctx.tag[repair]
 267
 268     def render_results(self, ctx, data):
 269         cr = self._render_results(ctx, data)
 270         return ctx.tag[cr]
 271
 272 class CheckAndRepairResultsRenderer(CheckerBase, rend.Page, ResultsBase):
 273     docFactory = getxmlfile("check-and-repair-results.xhtml")
 274
 275     def __init__(self, client, results):
 276         self.client = client
 277         self.r = None
 278         if results:
 279             self.r = ICheckAndRepairResults(results)
 280         rend.Page.__init__(self, results)
 281
 282     def json(self, ctx):
 283         inevow.IRequest(ctx).setHeader("content-type", "text/plain")
 284         data = json_check_and_repair_results(self.r)
 285         return simplejson.dumps(data, indent=1) + "\n"
 286
 287     def render_summary(self, ctx, data):
 288         cr = data.get_post_repair_results()
 289         results = []
 290         if cr.is_healthy():
 291             results.append("Healthy")
 292         elif cr.is_recoverable():
 293             results.append("Not Healthy!")
 294         else:
 295             results.append("Not Recoverable!")
 296         results.append(" : ")
 297         results.append(self._html(cr.get_summary()))
 298         return ctx.tag[results]
 299
 300     def render_repair_results(self, ctx, data):
 301         if data.get_repair_attempted():
 302             if data.get_repair_successful():
 303                 return ctx.tag["Repair successful"]
 304             else:
 305                 return ctx.tag["Repair unsuccessful"]
 306         return ctx.tag["No repair necessary"]
 307
 308     def render_post_repair_results(self, ctx, data):
 309         cr = self._render_results(ctx, data.get_post_repair_results())
 310         return ctx.tag[T.div["Post-Repair Checker Results:"], cr]
 311
 312     def render_maybe_pre_repair_results(self, ctx, data):
 313         if data.get_repair_attempted():
 314             cr = self._render_results(ctx, data.get_pre_repair_results())
 315             return ctx.tag[T.div["Pre-Repair Checker Results:"], cr]
 316         return ""
 317
 318
 319 class DeepCheckResultsRenderer(rend.Page, ResultsBase, ReloadMixin):
 320     docFactory = getxmlfile("deep-check-results.xhtml")
 321
 322     def __init__(self, client, monitor):
 323         self.client = client
 324         self.monitor = monitor
 325
 326     def childFactory(self, ctx, name):
 327         if not name:
 328             return self
 329         # /operation/$OPHANDLE/$STORAGEINDEX provides detailed information
 330         # about a specific file or directory that was checked
 331         si = base32.a2b(name)
 332         r = self.monitor.get_status()
 333         try:
 334             return CheckResultsRenderer(self.client,
 335                                         r.get_results_for_storage_index(si))
 336         except KeyError:
 337             raise WebError("No detailed results for SI %s" % html.escape(name),
 338                            http.NOT_FOUND)
 339
 340     def renderHTTP(self, ctx):
 341         if self.want_json(ctx):
 342             return self.json(ctx)
 343         return rend.Page.renderHTTP(self, ctx)
 344
 345     def json(self, ctx):
 346         inevow.IRequest(ctx).setHeader("content-type", "text/plain")
 347         data = {}
 348         data["finished"] = self.monitor.is_finished()
 349         res = self.monitor.get_status()
 350         data["root-storage-index"] = res.get_root_storage_index_string()
 351         c = res.get_counters()
 352         data["count-objects-checked"] = c["count-objects-checked"]
 353         data["count-objects-healthy"] = c["count-objects-healthy"]
 354         data["count-objects-unhealthy"] = c["count-objects-unhealthy"]
 355         data["count-corrupt-shares"] = c["count-corrupt-shares"]
 356         data["list-corrupt-shares"] = [ (idlib.nodeid_b2a(serverid),
 357                                          base32.b2a(storage_index),
 358                                          shnum)
 359                                         for (serverid, storage_index, shnum)
 360                                         in res.get_corrupt_shares() ]
 361         data["list-unhealthy-files"] = [ (path_t, json_check_results(r))
 362                                          for (path_t, r)
 363                                          in res.get_all_results().items()
 364                                          if not r.is_healthy() ]
 365         data["stats"] = res.get_stats()
 366         return simplejson.dumps(data, indent=1) + "\n"
 367
 368     def render_root_storage_index(self, ctx, data):
 369         return self.monitor.get_status().get_root_storage_index_string()
 370
 371     def data_objects_checked(self, ctx, data):
 372         return self.monitor.get_status().get_counters()["count-objects-checked"]
 373     def data_objects_healthy(self, ctx, data):
 374         return self.monitor.get_status().get_counters()["count-objects-healthy"]
 375     def data_objects_unhealthy(self, ctx, data):
 376         return self.monitor.get_status().get_counters()["count-objects-unhealthy"]
 377     def data_objects_unrecoverable(self, ctx, data):
 378         return self.monitor.get_status().get_counters()["count-objects-unrecoverable"]
 379
 380     def data_count_corrupt_shares(self, ctx, data):
 381         return self.monitor.get_status().get_counters()["count-corrupt-shares"]
 382
 383     def render_problems_p(self, ctx, data):
 384         c = self.monitor.get_status().get_counters()
 385         if c["count-objects-unhealthy"]:
 386             return ctx.tag
 387         return ""
 388
 389     def data_problems(self, ctx, data):
 390         all_objects = self.monitor.get_status().get_all_results()
 391         for path in sorted(all_objects.keys()):
 392             cr = all_objects[path]
 393             assert ICheckResults.providedBy(cr)
 394             if not cr.is_healthy():
 395                 yield path, cr
 396
 397     def render_problem(self, ctx, data):
 398         path, cr = data
 399         summary_text = ""
 400         summary = cr.get_summary()
 401         if summary:
 402             summary_text = ": " + summary
 403         summary_text += " [SI: %s]" % cr.get_storage_index_string()
 404         return ctx.tag[self._join_pathstring(path), self._html(summary_text)]
 405
 406
 407     def render_servers_with_corrupt_shares_p(self, ctx, data):
 408         if self.monitor.get_status().get_counters()["count-corrupt-shares"]:
 409             return ctx.tag
 410         return ""
 411
 412     def data_servers_with_corrupt_shares(self, ctx, data):
 413         servers = [serverid
 414                    for (serverid, storage_index, sharenum)
 415                    in self.monitor.get_status().get_corrupt_shares()]
 416         servers.sort()
 417         return servers
 418
 419     def render_server_problem(self, ctx, data):
 420         serverid = data
 421         data = [idlib.shortnodeid_b2a(serverid)]
 422         sb = self.client.get_storage_broker()
 423         nickname = sb.get_nickname_for_serverid(serverid)
 424         if nickname:
 425             data.append(" (%s)" % self._html(nickname))
 426         return ctx.tag[data]
 427
 428
 429     def render_corrupt_shares_p(self, ctx, data):
 430         if self.monitor.get_status().get_counters()["count-corrupt-shares"]:
 431             return ctx.tag
 432         return ""
 433     def data_corrupt_shares(self, ctx, data):
 434         return self.monitor.get_status().get_corrupt_shares()
 435     def render_share_problem(self, ctx, data):
 436         serverid, storage_index, sharenum = data
 437         sb = self.client.get_storage_broker()
 438         nickname = sb.get_nickname_for_serverid(serverid)
 439         ctx.fillSlots("serverid", idlib.shortnodeid_b2a(serverid))
 440         if nickname:
 441             ctx.fillSlots("nickname", self._html(nickname))
 442         ctx.fillSlots("si", self._render_si_link(ctx, storage_index))
 443         ctx.fillSlots("shnum", str(sharenum))
 444         return ctx.tag
 445
 446     def render_return(self, ctx, data):
 447         req = inevow.IRequest(ctx)
 448         return_to = get_arg(req, "return_to", None)
 449         if return_to:
 450             return T.div[T.a(href=return_to)["Return to file/directory."]]
 451         return ""
 452
 453     def data_all_objects(self, ctx, data):
 454         r = self.monitor.get_status().get_all_results()
 455         for path in sorted(r.keys()):
 456             yield (path, r[path])
 457
 458     def render_object(self, ctx, data):
 459         path, r = data
 460         ctx.fillSlots("path", self._join_pathstring(path))
 461         ctx.fillSlots("healthy", str(r.is_healthy()))
 462         ctx.fillSlots("recoverable", str(r.is_recoverable()))
 463         storage_index = r.get_storage_index()
 464         ctx.fillSlots("storage_index", self._render_si_link(ctx, storage_index))
 465         ctx.fillSlots("summary", self._html(r.get_summary()))
 466         return ctx.tag
 467
 468     def render_runtime(self, ctx, data):
 469         req = inevow.IRequest(ctx)
 470         runtime = time.time() - req.processing_started_timestamp
 471         return ctx.tag["runtime: %s seconds" % runtime]
 472
 473 class DeepCheckAndRepairResultsRenderer(rend.Page, ResultsBase, ReloadMixin):
 474     docFactory = getxmlfile("deep-check-and-repair-results.xhtml")
 475
 476     def __init__(self, client, monitor):
 477         self.client = client
 478         self.monitor = monitor
 479
 480     def childFactory(self, ctx, name):
 481         if not name:
 482             return self
 483         # /operation/$OPHANDLE/$STORAGEINDEX provides detailed information
 484         # about a specific file or directory that was checked
 485         si = base32.a2b(name)
 486         s = self.monitor.get_status()
 487         try:
 488             results = s.get_results_for_storage_index(si)
 489             return CheckAndRepairResultsRenderer(self.client, results)
 490         except KeyError:
 491             raise WebError("No detailed results for SI %s" % html.escape(name),
 492                            http.NOT_FOUND)
 493
 494     def renderHTTP(self, ctx):
 495         if self.want_json(ctx):
 496             return self.json(ctx)
 497         return rend.Page.renderHTTP(self, ctx)
 498
 499     def json(self, ctx):
 500         inevow.IRequest(ctx).setHeader("content-type", "text/plain")
 501         res = self.monitor.get_status()
 502         data = {}
 503         data["finished"] = self.monitor.is_finished()
 504         data["root-storage-index"] = res.get_root_storage_index_string()
 505         c = res.get_counters()
 506         data["count-objects-checked"] = c["count-objects-checked"]
 507
 508         data["count-objects-healthy-pre-repair"] = c["count-objects-healthy-pre-repair"]
 509         data["count-objects-unhealthy-pre-repair"] = c["count-objects-unhealthy-pre-repair"]
 510         data["count-objects-healthy-post-repair"] = c["count-objects-healthy-post-repair"]
 511         data["count-objects-unhealthy-post-repair"] = c["count-objects-unhealthy-post-repair"]
 512
 513         data["count-repairs-attempted"] = c["count-repairs-attempted"]
 514         data["count-repairs-successful"] = c["count-repairs-successful"]
 515         data["count-repairs-unsuccessful"] = c["count-repairs-unsuccessful"]
 516
 517         data["count-corrupt-shares-pre-repair"] = c["count-corrupt-shares-pre-repair"]
 518         data["count-corrupt-shares-post-repair"] = c["count-corrupt-shares-pre-repair"]
 519
 520         data["list-corrupt-shares"] = [ (idlib.nodeid_b2a(serverid),
 521                                          base32.b2a(storage_index),
 522                                          shnum)
 523                                         for (serverid, storage_index, shnum)
 524                                         in res.get_corrupt_shares() ]
 525
 526         remaining_corrupt = [ (idlib.nodeid_b2a(serverid),
 527                                base32.b2a(storage_index),
 528                                shnum)
 529                               for (serverid, storage_index, shnum)
 530                               in res.get_remaining_corrupt_shares() ]
 531         data["list-remaining-corrupt-shares"] = remaining_corrupt
 532
 533         unhealthy = [ (path_t,
 534                        json_check_results(crr.get_pre_repair_results()))
 535                       for (path_t, crr)
 536                       in res.get_all_results().items()
 537                       if not crr.get_pre_repair_results().is_healthy() ]
 538         data["list-unhealthy-files"] = unhealthy
 539         data["stats"] = res.get_stats()
 540         return simplejson.dumps(data, indent=1) + "\n"
 541
 542     def render_root_storage_index(self, ctx, data):
 543         return self.monitor.get_status().get_root_storage_index_string()
 544
 545     def data_objects_checked(self, ctx, data):
 546         return self.monitor.get_status().get_counters()["count-objects-checked"]
 547
 548     def data_objects_healthy(self, ctx, data):
 549         return self.monitor.get_status().get_counters()["count-objects-healthy-pre-repair"]
 550     def data_objects_unhealthy(self, ctx, data):
 551         return self.monitor.get_status().get_counters()["count-objects-unhealthy-pre-repair"]
 552     def data_corrupt_shares(self, ctx, data):
 553         return self.monitor.get_status().get_counters()["count-corrupt-shares-pre-repair"]
 554
 555     def data_repairs_attempted(self, ctx, data):
 556         return self.monitor.get_status().get_counters()["count-repairs-attempted"]
 557     def data_repairs_successful(self, ctx, data):
 558         return self.monitor.get_status().get_counters()["count-repairs-successful"]
 559     def data_repairs_unsuccessful(self, ctx, data):
 560         return self.monitor.get_status().get_counters()["count-repairs-unsuccessful"]
 561
 562     def data_objects_healthy_post(self, ctx, data):
 563         return self.monitor.get_status().get_counters()["count-objects-healthy-post-repair"]
 564     def data_objects_unhealthy_post(self, ctx, data):
 565         return self.monitor.get_status().get_counters()["count-objects-unhealthy-post-repair"]
 566     def data_corrupt_shares_post(self, ctx, data):
 567         return self.monitor.get_status().get_counters()["count-corrupt-shares-post-repair"]
 568
 569     def render_pre_repair_problems_p(self, ctx, data):
 570         c = self.monitor.get_status().get_counters()
 571         if c["count-objects-unhealthy-pre-repair"]:
 572             return ctx.tag
 573         return ""
 574
 575     def data_pre_repair_problems(self, ctx, data):
 576         all_objects = self.monitor.get_status().get_all_results()
 577         for path in sorted(all_objects.keys()):
 578             r = all_objects[path]
 579             assert ICheckAndRepairResults.providedBy(r)
 580             cr = r.get_pre_repair_results()
 581             if not cr.is_healthy():
 582                 yield path, cr
 583
 584     def render_problem(self, ctx, data):
 585         path, cr = data
 586         return ctx.tag[self._join_pathstring(path), ": ",
 587                        self._html(cr.get_summary())]
 588
 589     def render_post_repair_problems_p(self, ctx, data):
 590         c = self.monitor.get_status().get_counters()
 591         if (c["count-objects-unhealthy-post-repair"]
 592             or c["count-corrupt-shares-post-repair"]):
 593             return ctx.tag
 594         return ""
 595
 596     def data_post_repair_problems(self, ctx, data):
 597         all_objects = self.monitor.get_status().get_all_results()
 598         for path in sorted(all_objects.keys()):
 599             r = all_objects[path]
 600             assert ICheckAndRepairResults.providedBy(r)
 601             cr = r.get_post_repair_results()
 602             if not cr.is_healthy():
 603                 yield path, cr
 604
 605     def render_servers_with_corrupt_shares_p(self, ctx, data):
 606         if self.monitor.get_status().get_counters()["count-corrupt-shares-pre-repair"]:
 607             return ctx.tag
 608         return ""
 609     def data_servers_with_corrupt_shares(self, ctx, data):
 610         return [] # TODO
 611     def render_server_problem(self, ctx, data):
 612         pass
 613
 614
 615     def render_remaining_corrupt_shares_p(self, ctx, data):
 616         if self.monitor.get_status().get_counters()["count-corrupt-shares-post-repair"]:
 617             return ctx.tag
 618         return ""
 619     def data_post_repair_corrupt_shares(self, ctx, data):
 620         return [] # TODO
 621
 622     def render_share_problem(self, ctx, data):
 623         pass
 624
 625
 626     def render_return(self, ctx, data):
 627         req = inevow.IRequest(ctx)
 628         return_to = get_arg(req, "return_to", None)
 629         if return_to:
 630             return T.div[T.a(href=return_to)["Return to file/directory."]]
 631         return ""
 632
 633     def data_all_objects(self, ctx, data):
 634         r = self.monitor.get_status().get_all_results()
 635         for path in sorted(r.keys()):
 636             yield (path, r[path])
 637
 638     def render_object(self, ctx, data):
 639         path, r = data
 640         ctx.fillSlots("path", self._join_pathstring(path))
 641         ctx.fillSlots("healthy_pre_repair",
 642                       str(r.get_pre_repair_results().is_healthy()))
 643         ctx.fillSlots("recoverable_pre_repair",
 644                       str(r.get_pre_repair_results().is_recoverable()))
 645         ctx.fillSlots("healthy_post_repair",
 646                       str(r.get_post_repair_results().is_healthy()))
 647         storage_index = r.get_storage_index()
 648         ctx.fillSlots("storage_index",
 649                       self._render_si_link(ctx, storage_index))
 650         ctx.fillSlots("summary",
 651                       self._html(r.get_pre_repair_results().get_summary()))
 652         return ctx.tag
 653
 654     def render_runtime(self, ctx, data):
 655         req = inevow.IRequest(ctx)
 656         runtime = time.time() - req.processing_started_timestamp
 657         return ctx.tag["runtime: %s seconds" % runtime]