src/allmydata/web/status.py

   1
   2 import time, pprint, itertools
   3 import simplejson
   4 from twisted.internet import defer
   5 from nevow import rend, inevow, tags as T
   6 from allmydata.util import base32, idlib
   7 from allmydata.web.common import getxmlfile, get_arg, \
   8      abbreviate_time, abbreviate_rate, abbreviate_size, plural
   9 from allmydata.interfaces import IUploadStatus, IDownloadStatus, \
  10      IPublishStatus, IRetrieveStatus, IServermapUpdaterStatus
  11
  12 class RateAndTimeMixin:
  13
  14     def render_time(self, ctx, data):
  15         return abbreviate_time(data)
  16
  17     def render_rate(self, ctx, data):
  18         return abbreviate_rate(data)
  19
  20 class UploadResultsRendererMixin(RateAndTimeMixin):
  21     # this requires a method named 'upload_results'
  22
  23     def render_pushed_shares(self, ctx, data):
  24         d = self.upload_results()
  25         d.addCallback(lambda res: res.pushed_shares)
  26         return d
  27
  28     def render_preexisting_shares(self, ctx, data):
  29         d = self.upload_results()
  30         d.addCallback(lambda res: res.preexisting_shares)
  31         return d
  32
  33     def render_sharemap(self, ctx, data):
  34         d = self.upload_results()
  35         d.addCallback(lambda res: res.sharemap)
  36         def _render(sharemap):
  37             if sharemap is None:
  38                 return "None"
  39             l = T.ul()
  40             for shnum, peerids in sorted(sharemap.items()):
  41                 peerids = ', '.join([idlib.shortnodeid_b2a(i) for i in peerids])
  42                 l[T.li["%d -> placed on [%s]" % (shnum, peerids)]]
  43             return l
  44         d.addCallback(_render)
  45         return d
  46
  47     def render_servermap(self, ctx, data):
  48         d = self.upload_results()
  49         d.addCallback(lambda res: res.servermap)
  50         def _render(servermap):
  51             if servermap is None:
  52                 return "None"
  53             l = T.ul()
  54             for peerid in sorted(servermap.keys()):
  55                 peerid_s = idlib.shortnodeid_b2a(peerid)
  56                 shares_s = ",".join(["#%d" % shnum
  57                                      for shnum in servermap[peerid]])
  58                 l[T.li["[%s] got share%s: %s" % (peerid_s,
  59                                                  plural(servermap[peerid]),
  60                                                  shares_s)]]
  61             return l
  62         d.addCallback(_render)
  63         return d
  64
  65     def data_file_size(self, ctx, data):
  66         d = self.upload_results()
  67         d.addCallback(lambda res: res.file_size)
  68         return d
  69
  70     def _get_time(self, name):
  71         d = self.upload_results()
  72         d.addCallback(lambda res: res.timings.get(name))
  73         return d
  74
  75     def data_time_total(self, ctx, data):
  76         return self._get_time("total")
  77
  78     def data_time_storage_index(self, ctx, data):
  79         return self._get_time("storage_index")
  80
  81     def data_time_contacting_helper(self, ctx, data):
  82         return self._get_time("contacting_helper")
  83
  84     def data_time_existence_check(self, ctx, data):
  85         return self._get_time("existence_check")
  86
  87     def data_time_cumulative_fetch(self, ctx, data):
  88         return self._get_time("cumulative_fetch")
  89
  90     def data_time_helper_total(self, ctx, data):
  91         return self._get_time("helper_total")
  92
  93     def data_time_peer_selection(self, ctx, data):
  94         return self._get_time("peer_selection")
  95
  96     def data_time_total_encode_and_push(self, ctx, data):
  97         return self._get_time("total_encode_and_push")
  98
  99     def data_time_cumulative_encoding(self, ctx, data):
 100         return self._get_time("cumulative_encoding")
 101
 102     def data_time_cumulative_sending(self, ctx, data):
 103         return self._get_time("cumulative_sending")
 104
 105     def data_time_hashes_and_close(self, ctx, data):
 106         return self._get_time("hashes_and_close")
 107
 108     def _get_rate(self, name):
 109         d = self.upload_results()
 110         def _convert(r):
 111             file_size = r.file_size
 112             time = r.timings.get(name)
 113             if time is None:
 114                 return None
 115             try:
 116                 return 1.0 * file_size / time
 117             except ZeroDivisionError:
 118                 return None
 119         d.addCallback(_convert)
 120         return d
 121
 122     def data_rate_total(self, ctx, data):
 123         return self._get_rate("total")
 124
 125     def data_rate_storage_index(self, ctx, data):
 126         return self._get_rate("storage_index")
 127
 128     def data_rate_encode(self, ctx, data):
 129         return self._get_rate("cumulative_encoding")
 130
 131     def data_rate_push(self, ctx, data):
 132         return self._get_rate("cumulative_sending")
 133
 134     def data_rate_encode_and_push(self, ctx, data):
 135         d = self.upload_results()
 136         def _convert(r):
 137             file_size = r.file_size
 138             time1 = r.timings.get("cumulative_encoding")
 139             time2 = r.timings.get("cumulative_sending")
 140             if (file_size is None or time1 is None or time2 is None):
 141                 return None
 142             try:
 143                 return 1.0 * file_size / (time1+time2)
 144             except ZeroDivisionError:
 145                 return None
 146         d.addCallback(_convert)
 147         return d
 148
 149     def data_rate_ciphertext_fetch(self, ctx, data):
 150         d = self.upload_results()
 151         def _convert(r):
 152             fetch_size = r.ciphertext_fetched
 153             time = r.timings.get("cumulative_fetch")
 154             if (fetch_size is None or time is None):
 155                 return None
 156             try:
 157                 return 1.0 * fetch_size / time
 158             except ZeroDivisionError:
 159                 return None
 160         d.addCallback(_convert)
 161         return d
 162
 163 class UploadStatusPage(UploadResultsRendererMixin, rend.Page):
 164     docFactory = getxmlfile("upload-status.xhtml")
 165
 166     def __init__(self, data):
 167         rend.Page.__init__(self, data)
 168         self.upload_status = data
 169
 170     def upload_results(self):
 171         return defer.maybeDeferred(self.upload_status.get_results)
 172
 173     def render_results(self, ctx, data):
 174         d = self.upload_results()
 175         def _got_results(results):
 176             if results:
 177                 return ctx.tag
 178             return ""
 179         d.addCallback(_got_results)
 180         return d
 181
 182     def render_started(self, ctx, data):
 183         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 184         started_s = time.strftime(TIME_FORMAT,
 185                                   time.localtime(data.get_started()))
 186         return started_s
 187
 188     def render_si(self, ctx, data):
 189         si_s = base32.b2a_or_none(data.get_storage_index())
 190         if si_s is None:
 191             si_s = "(None)"
 192         return si_s
 193
 194     def render_helper(self, ctx, data):
 195         return {True: "Yes",
 196                 False: "No"}[data.using_helper()]
 197
 198     def render_total_size(self, ctx, data):
 199         size = data.get_size()
 200         if size is None:
 201             return "(unknown)"
 202         return size
 203
 204     def render_progress_hash(self, ctx, data):
 205         progress = data.get_progress()[0]
 206         # TODO: make an ascii-art bar
 207         return "%.1f%%" % (100.0 * progress)
 208
 209     def render_progress_ciphertext(self, ctx, data):
 210         progress = data.get_progress()[1]
 211         # TODO: make an ascii-art bar
 212         return "%.1f%%" % (100.0 * progress)
 213
 214     def render_progress_encode_push(self, ctx, data):
 215         progress = data.get_progress()[2]
 216         # TODO: make an ascii-art bar
 217         return "%.1f%%" % (100.0 * progress)
 218
 219     def render_status(self, ctx, data):
 220         return data.get_status()
 221
 222 class DownloadResultsRendererMixin(RateAndTimeMixin):
 223     # this requires a method named 'download_results'
 224
 225     def render_servermap(self, ctx, data):
 226         d = self.download_results()
 227         d.addCallback(lambda res: res.servermap)
 228         def _render(servermap):
 229             if servermap is None:
 230                 return "None"
 231             l = T.ul()
 232             for peerid in sorted(servermap.keys()):
 233                 peerid_s = idlib.shortnodeid_b2a(peerid)
 234                 shares_s = ",".join(["#%d" % shnum
 235                                      for shnum in servermap[peerid]])
 236                 l[T.li["[%s] has share%s: %s" % (peerid_s,
 237                                                  plural(servermap[peerid]),
 238                                                  shares_s)]]
 239             return l
 240         d.addCallback(_render)
 241         return d
 242
 243     def render_servers_used(self, ctx, data):
 244         d = self.download_results()
 245         d.addCallback(lambda res: res.servers_used)
 246         def _got(servers_used):
 247             if not servers_used:
 248                 return ""
 249             peerids_s = ", ".join(["[%s]" % idlib.shortnodeid_b2a(peerid)
 250                                    for peerid in servers_used])
 251             return T.li["Servers Used: ", peerids_s]
 252         d.addCallback(_got)
 253         return d
 254
 255     def render_problems(self, ctx, data):
 256         d = self.download_results()
 257         d.addCallback(lambda res: res.server_problems)
 258         def _got(server_problems):
 259             if not server_problems:
 260                 return ""
 261             l = T.ul()
 262             for peerid in sorted(server_problems.keys()):
 263                 peerid_s = idlib.shortnodeid_b2a(peerid)
 264                 l[T.li["[%s]: %s" % (peerid_s, server_problems[peerid])]]
 265             return T.li["Server Problems:", l]
 266         d.addCallback(_got)
 267         return d
 268
 269     def data_file_size(self, ctx, data):
 270         d = self.download_results()
 271         d.addCallback(lambda res: res.file_size)
 272         return d
 273
 274     def _get_time(self, name):
 275         d = self.download_results()
 276         d.addCallback(lambda res: res.timings.get(name))
 277         return d
 278
 279     def data_time_total(self, ctx, data):
 280         return self._get_time("total")
 281
 282     def data_time_peer_selection(self, ctx, data):
 283         return self._get_time("peer_selection")
 284
 285     def data_time_uri_extension(self, ctx, data):
 286         return self._get_time("uri_extension")
 287
 288     def data_time_hashtrees(self, ctx, data):
 289         return self._get_time("hashtrees")
 290
 291     def data_time_segments(self, ctx, data):
 292         return self._get_time("segments")
 293
 294     def data_time_cumulative_fetch(self, ctx, data):
 295         return self._get_time("cumulative_fetch")
 296
 297     def data_time_cumulative_decode(self, ctx, data):
 298         return self._get_time("cumulative_decode")
 299
 300     def data_time_cumulative_decrypt(self, ctx, data):
 301         return self._get_time("cumulative_decrypt")
 302
 303     def data_time_paused(self, ctx, data):
 304         return self._get_time("paused")
 305
 306     def _get_rate(self, name):
 307         d = self.download_results()
 308         def _convert(r):
 309             file_size = r.file_size
 310             time = r.timings.get(name)
 311             if time is None:
 312                 return None
 313             try:
 314                 return 1.0 * file_size / time
 315             except ZeroDivisionError:
 316                 return None
 317         d.addCallback(_convert)
 318         return d
 319
 320     def data_rate_total(self, ctx, data):
 321         return self._get_rate("total")
 322
 323     def data_rate_segments(self, ctx, data):
 324         return self._get_rate("segments")
 325
 326     def data_rate_fetch(self, ctx, data):
 327         return self._get_rate("cumulative_fetch")
 328
 329     def data_rate_decode(self, ctx, data):
 330         return self._get_rate("cumulative_decode")
 331
 332     def data_rate_decrypt(self, ctx, data):
 333         return self._get_rate("cumulative_decrypt")
 334
 335     def render_server_timings(self, ctx, data):
 336         d = self.download_results()
 337         d.addCallback(lambda res: res.timings.get("fetch_per_server"))
 338         def _render(per_server):
 339             if per_server is None:
 340                 return ""
 341             l = T.ul()
 342             for peerid in sorted(per_server.keys()):
 343                 peerid_s = idlib.shortnodeid_b2a(peerid)
 344                 times_s = ", ".join([self.render_time(None, t)
 345                                      for t in per_server[peerid]])
 346                 l[T.li["[%s]: %s" % (peerid_s, times_s)]]
 347             return T.li["Per-Server Segment Fetch Response Times: ", l]
 348         d.addCallback(_render)
 349         return d
 350
 351 class DownloadStatusPage(DownloadResultsRendererMixin, rend.Page):
 352     docFactory = getxmlfile("download-status.xhtml")
 353
 354     def __init__(self, data):
 355         rend.Page.__init__(self, data)
 356         self.download_status = data
 357
 358     def download_results(self):
 359         return defer.maybeDeferred(self.download_status.get_results)
 360
 361     def render_results(self, ctx, data):
 362         d = self.download_results()
 363         def _got_results(results):
 364             if results:
 365                 return ctx.tag
 366             return ""
 367         d.addCallback(_got_results)
 368         return d
 369
 370     def render_started(self, ctx, data):
 371         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 372         started_s = time.strftime(TIME_FORMAT,
 373                                   time.localtime(data.get_started()))
 374         return started_s
 375
 376     def render_si(self, ctx, data):
 377         si_s = base32.b2a_or_none(data.get_storage_index())
 378         if si_s is None:
 379             si_s = "(None)"
 380         return si_s
 381
 382     def render_helper(self, ctx, data):
 383         return {True: "Yes",
 384                 False: "No"}[data.using_helper()]
 385
 386     def render_total_size(self, ctx, data):
 387         size = data.get_size()
 388         if size is None:
 389             return "(unknown)"
 390         return size
 391
 392     def render_progress(self, ctx, data):
 393         progress = data.get_progress()
 394         # TODO: make an ascii-art bar
 395         return "%.1f%%" % (100.0 * progress)
 396
 397     def render_status(self, ctx, data):
 398         return data.get_status()
 399
 400 class RetrieveStatusPage(rend.Page, RateAndTimeMixin):
 401     docFactory = getxmlfile("retrieve-status.xhtml")
 402
 403     def __init__(self, data):
 404         rend.Page.__init__(self, data)
 405         self.retrieve_status = data
 406
 407     def render_started(self, ctx, data):
 408         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 409         started_s = time.strftime(TIME_FORMAT,
 410                                   time.localtime(data.get_started()))
 411         return started_s
 412
 413     def render_si(self, ctx, data):
 414         si_s = base32.b2a_or_none(data.get_storage_index())
 415         if si_s is None:
 416             si_s = "(None)"
 417         return si_s
 418
 419     def render_helper(self, ctx, data):
 420         return {True: "Yes",
 421                 False: "No"}[data.using_helper()]
 422
 423     def render_current_size(self, ctx, data):
 424         size = data.get_size()
 425         if size is None:
 426             size = "(unknown)"
 427         return size
 428
 429     def render_progress(self, ctx, data):
 430         progress = data.get_progress()
 431         # TODO: make an ascii-art bar
 432         return "%.1f%%" % (100.0 * progress)
 433
 434     def render_status(self, ctx, data):
 435         return data.get_status()
 436
 437     def render_encoding(self, ctx, data):
 438         k, n = data.get_encoding()
 439         return ctx.tag["Encoding: %s of %s" % (k, n)]
 440
 441     def render_problems(self, ctx, data):
 442         problems = data.problems
 443         if not problems:
 444             return ""
 445         l = T.ul()
 446         for peerid in sorted(problems.keys()):
 447             peerid_s = idlib.shortnodeid_b2a(peerid)
 448             l[T.li["[%s]: %s" % (peerid_s, problems[peerid])]]
 449         return ctx.tag["Server Problems:", l]
 450
 451     def _get_rate(self, data, name):
 452         file_size = self.retrieve_status.get_size()
 453         time = self.retrieve_status.timings.get(name)
 454         if time is None or file_size is None:
 455             return None
 456         try:
 457             return 1.0 * file_size / time
 458         except ZeroDivisionError:
 459             return None
 460
 461     def data_time_total(self, ctx, data):
 462         return self.retrieve_status.timings.get("total")
 463     def data_rate_total(self, ctx, data):
 464         return self._get_rate(data, "total")
 465
 466     def data_time_fetch(self, ctx, data):
 467         return self.retrieve_status.timings.get("fetch")
 468     def data_rate_fetch(self, ctx, data):
 469         return self._get_rate(data, "fetch")
 470
 471     def data_time_decode(self, ctx, data):
 472         return self.retrieve_status.timings.get("decode")
 473     def data_rate_decode(self, ctx, data):
 474         return self._get_rate(data, "decode")
 475
 476     def data_time_decrypt(self, ctx, data):
 477         return self.retrieve_status.timings.get("decrypt")
 478     def data_rate_decrypt(self, ctx, data):
 479         return self._get_rate(data, "decrypt")
 480
 481     def render_server_timings(self, ctx, data):
 482         per_server = self.retrieve_status.timings.get("fetch_per_server")
 483         if not per_server:
 484             return ""
 485         l = T.ul()
 486         for peerid in sorted(per_server.keys()):
 487             peerid_s = idlib.shortnodeid_b2a(peerid)
 488             times_s = ", ".join([self.render_time(None, t)
 489                                  for t in per_server[peerid]])
 490             l[T.li["[%s]: %s" % (peerid_s, times_s)]]
 491         return T.li["Per-Server Fetch Response Times: ", l]
 492
 493
 494 class PublishStatusPage(rend.Page, RateAndTimeMixin):
 495     docFactory = getxmlfile("publish-status.xhtml")
 496
 497     def __init__(self, data):
 498         rend.Page.__init__(self, data)
 499         self.publish_status = data
 500
 501     def render_started(self, ctx, data):
 502         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 503         started_s = time.strftime(TIME_FORMAT,
 504                                   time.localtime(data.get_started()))
 505         return started_s
 506
 507     def render_si(self, ctx, data):
 508         si_s = base32.b2a_or_none(data.get_storage_index())
 509         if si_s is None:
 510             si_s = "(None)"
 511         return si_s
 512
 513     def render_helper(self, ctx, data):
 514         return {True: "Yes",
 515                 False: "No"}[data.using_helper()]
 516
 517     def render_current_size(self, ctx, data):
 518         size = data.get_size()
 519         if size is None:
 520             size = "(unknown)"
 521         return size
 522
 523     def render_progress(self, ctx, data):
 524         progress = data.get_progress()
 525         # TODO: make an ascii-art bar
 526         return "%.1f%%" % (100.0 * progress)
 527
 528     def render_status(self, ctx, data):
 529         return data.get_status()
 530
 531     def render_encoding(self, ctx, data):
 532         k, n = data.get_encoding()
 533         return ctx.tag["Encoding: %s of %s" % (k, n)]
 534
 535     def render_sharemap(self, ctx, data):
 536         servermap = data.get_servermap()
 537         if servermap is None:
 538             return ctx.tag["None"]
 539         l = T.ul()
 540         sharemap = servermap.make_sharemap()
 541         for shnum in sorted(sharemap.keys()):
 542             l[T.li["%d -> Placed on " % shnum,
 543                    ", ".join(["[%s]" % idlib.shortnodeid_b2a(peerid)
 544                               for peerid in sharemap[shnum]])]]
 545         return ctx.tag["Sharemap:", l]
 546
 547     def render_problems(self, ctx, data):
 548         problems = data.problems
 549         if not problems:
 550             return ""
 551         l = T.ul()
 552         for peerid in sorted(problems.keys()):
 553             peerid_s = idlib.shortnodeid_b2a(peerid)
 554             l[T.li["[%s]: %s" % (peerid_s, problems[peerid])]]
 555         return ctx.tag["Server Problems:", l]
 556
 557     def _get_rate(self, data, name):
 558         file_size = self.publish_status.get_size()
 559         time = self.publish_status.timings.get(name)
 560         if time is None:
 561             return None
 562         try:
 563             return 1.0 * file_size / time
 564         except ZeroDivisionError:
 565             return None
 566
 567     def data_time_total(self, ctx, data):
 568         return self.publish_status.timings.get("total")
 569     def data_rate_total(self, ctx, data):
 570         return self._get_rate(data, "total")
 571
 572     def data_time_setup(self, ctx, data):
 573         return self.publish_status.timings.get("setup")
 574
 575     def data_time_encrypt(self, ctx, data):
 576         return self.publish_status.timings.get("encrypt")
 577     def data_rate_encrypt(self, ctx, data):
 578         return self._get_rate(data, "encrypt")
 579
 580     def data_time_encode(self, ctx, data):
 581         return self.publish_status.timings.get("encode")
 582     def data_rate_encode(self, ctx, data):
 583         return self._get_rate(data, "encode")
 584
 585     def data_time_pack(self, ctx, data):
 586         return self.publish_status.timings.get("pack")
 587     def data_rate_pack(self, ctx, data):
 588         return self._get_rate(data, "pack")
 589     def data_time_sign(self, ctx, data):
 590         return self.publish_status.timings.get("sign")
 591
 592     def data_time_push(self, ctx, data):
 593         return self.publish_status.timings.get("push")
 594     def data_rate_push(self, ctx, data):
 595         return self._get_rate(data, "push")
 596
 597     def render_server_timings(self, ctx, data):
 598         per_server = self.publish_status.timings.get("send_per_server")
 599         if not per_server:
 600             return ""
 601         l = T.ul()
 602         for peerid in sorted(per_server.keys()):
 603             peerid_s = idlib.shortnodeid_b2a(peerid)
 604             times_s = ", ".join([self.render_time(None, t)
 605                                  for t in per_server[peerid]])
 606             l[T.li["[%s]: %s" % (peerid_s, times_s)]]
 607         return T.li["Per-Server Response Times: ", l]
 608
 609 class MapupdateStatusPage(rend.Page, RateAndTimeMixin):
 610     docFactory = getxmlfile("map-update-status.xhtml")
 611
 612     def __init__(self, data):
 613         rend.Page.__init__(self, data)
 614         self.update_status = data
 615
 616     def render_started(self, ctx, data):
 617         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 618         started_s = time.strftime(TIME_FORMAT,
 619                                   time.localtime(data.get_started()))
 620         return started_s
 621
 622     def render_finished(self, ctx, data):
 623         when = data.get_finished()
 624         if not when:
 625             return "not yet"
 626         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 627         started_s = time.strftime(TIME_FORMAT,
 628                                   time.localtime(data.get_finished()))
 629         return started_s
 630
 631     def render_si(self, ctx, data):
 632         si_s = base32.b2a_or_none(data.get_storage_index())
 633         if si_s is None:
 634             si_s = "(None)"
 635         return si_s
 636
 637     def render_helper(self, ctx, data):
 638         return {True: "Yes",
 639                 False: "No"}[data.using_helper()]
 640
 641     def render_progress(self, ctx, data):
 642         progress = data.get_progress()
 643         # TODO: make an ascii-art bar
 644         return "%.1f%%" % (100.0 * progress)
 645
 646     def render_status(self, ctx, data):
 647         return data.get_status()
 648
 649     def render_problems(self, ctx, data):
 650         problems = data.problems
 651         if not problems:
 652             return ""
 653         l = T.ul()
 654         for peerid in sorted(problems.keys()):
 655             peerid_s = idlib.shortnodeid_b2a(peerid)
 656             l[T.li["[%s]: %s" % (peerid_s, problems[peerid])]]
 657         return ctx.tag["Server Problems:", l]
 658
 659     def render_privkey_from(self, ctx, data):
 660         peerid = data.get_privkey_from()
 661         if peerid:
 662             return ctx.tag["Got privkey from: [%s]"
 663                            % idlib.shortnodeid_b2a(peerid)]
 664         else:
 665             return ""
 666
 667     def data_time_total(self, ctx, data):
 668         return self.update_status.timings.get("total")
 669
 670     def data_time_initial_queries(self, ctx, data):
 671         return self.update_status.timings.get("initial_queries")
 672
 673     def data_time_cumulative_verify(self, ctx, data):
 674         return self.update_status.timings.get("cumulative_verify")
 675
 676     def render_server_timings(self, ctx, data):
 677         per_server = self.update_status.timings.get("per_server")
 678         if not per_server:
 679             return ""
 680         l = T.ul()
 681         for peerid in sorted(per_server.keys()):
 682             peerid_s = idlib.shortnodeid_b2a(peerid)
 683             times = []
 684             for op,started,t in per_server[peerid]:
 685                 #times.append("%s/%.4fs/%s/%s" % (op,
 686                 #                              started,
 687                 #                              self.render_time(None, started - self.update_status.get_started()),
 688                 #                              self.render_time(None,t)))
 689                 if op == "query":
 690                     times.append( self.render_time(None, t) )
 691                 elif op == "late":
 692                     times.append( "late(" + self.render_time(None, t) + ")" )
 693                 else:
 694                     times.append( "privkey(" + self.render_time(None, t) + ")" )
 695             times_s = ", ".join(times)
 696             l[T.li["[%s]: %s" % (peerid_s, times_s)]]
 697         return T.li["Per-Server Response Times: ", l]
 698
 699     def render_timing_chart(self, ctx, data):
 700         imageurl = self._timing_chart()
 701         return ctx.tag[imageurl]
 702
 703     def _timing_chart(self):
 704         started = self.update_status.get_started()
 705         total = self.update_status.timings.get("total")
 706         per_server = self.update_status.timings.get("per_server")
 707         base = "http://chart.apis.google.com/chart?"
 708         pieces = ["cht=bhs", "chs=400x300"]
 709         pieces.append("chco=ffffff,4d89f9,c6d9fd") # colors
 710         data0 = []
 711         data1 = []
 712         data2 = []
 713         peerids_s = []
 714         top_abs = started
 715         # we sort the queries by the time at which we sent the first request
 716         sorttable = [ (times[0][1], peerid)
 717                       for peerid, times in per_server.items() ]
 718         sorttable.sort()
 719         peerids = [t[1] for t in sorttable]
 720
 721         for peerid in peerids:
 722             times = per_server[peerid]
 723             peerid_s = idlib.shortnodeid_b2a(peerid)
 724             peerids_s.append(peerid_s)
 725             # for servermap updates, there are either one or two queries per
 726             # peer. The second (if present) is to get the privkey.
 727             op,q_started,q_elapsed = times[0]
 728             data0.append("%.3f" % (q_started-started))
 729             data1.append("%.3f" % q_elapsed)
 730             top_abs = max(top_abs, q_started+q_elapsed)
 731             if len(times) > 1:
 732                 op,p_started,p_elapsed = times[0]
 733                 data2.append("%.3f" % p_elapsed)
 734                 top_abs = max(top_abs, p_started+p_elapsed)
 735             else:
 736                 data2.append("0.0")
 737         finished = self.update_status.get_finished()
 738         if finished:
 739             top_abs = max(top_abs, finished)
 740         top_rel = top_abs - started
 741         chd = "chd=t:" + "|".join([",".join(data0),
 742                                    ",".join(data1),
 743                                    ",".join(data2)])
 744         pieces.append(chd)
 745         chds = "chds=0,%0.3f" % top_rel
 746         pieces.append(chds)
 747         pieces.append("chxt=x,y")
 748         pieces.append("chxr=0,0.0,%0.3f" % top_rel)
 749         pieces.append("chxl=1:|" + "|".join(reversed(peerids_s)))
 750         # use up to 10 grid lines, at decimal multiples.
 751         # mathutil.next_power_of_k doesn't handle numbers smaller than one,
 752         # unfortunately.
 753         #pieces.append("chg="
 754
 755         if total is not None:
 756             finished_f = 1.0 * total / top_rel
 757             pieces.append("chm=r,FF0000,0,%0.3f,%0.3f" % (finished_f,
 758                                                           finished_f+0.01))
 759         url = base + "&".join(pieces)
 760         return T.img(src=url, align="right", float="right")
 761
 762
 763 class Status(rend.Page):
 764     docFactory = getxmlfile("status.xhtml")
 765     addSlash = True
 766
 767     def __init__(self, client):
 768         rend.Page.__init__(self, client)
 769         self.client = client
 770
 771     def renderHTTP(self, ctx):
 772         req = inevow.IRequest(ctx)
 773         t = get_arg(req, "t")
 774         if t == "json":
 775             return self.json(req)
 776         return rend.Page.renderHTTP(self, ctx)
 777
 778     def json(self, req):
 779         req.setHeader("content-type", "text/plain")
 780         data = {}
 781         data["active"] = active = []
 782         for s in self._get_active_operations():
 783             si_s = base32.b2a_or_none(s.get_storage_index())
 784             size = s.get_size()
 785             status = s.get_status()
 786             if IUploadStatus.providedBy(s):
 787                 h,c,e = s.get_progress()
 788                 active.append({"type": "upload",
 789                                "storage-index-string": si_s,
 790                                "total-size": size,
 791                                "status": status,
 792                                "progress-hash": h,
 793                                "progress-ciphertext": c,
 794                                "progress-encode-push": e,
 795                                })
 796             elif IDownloadStatus.providedBy(s):
 797                 active.append({"type": "download",
 798                                "storage-index-string": si_s,
 799                                "total-size": size,
 800                                "status": status,
 801                                "progress": s.get_progress(),
 802                                })
 803
 804         return simplejson.dumps(data, indent=1) + "\n"
 805
 806     def _get_all_statuses(self):
 807         c = self.client
 808         return itertools.chain(c.list_all_upload_statuses(),
 809                                c.list_all_download_statuses(),
 810                                c.list_all_mapupdate_statuses(),
 811                                c.list_all_publish_statuses(),
 812                                c.list_all_retrieve_statuses(),
 813                                c.list_all_helper_statuses(),
 814                                )
 815
 816     def data_active_operations(self, ctx, data):
 817         return self._get_active_operations()
 818
 819     def _get_active_operations(self):
 820         active = [s
 821                   for s in self._get_all_statuses()
 822                   if s.get_active()]
 823         return active
 824
 825     def data_recent_operations(self, ctx, data):
 826         return self._get_recent_operations()
 827
 828     def _get_recent_operations(self):
 829         recent = [s
 830                   for s in self._get_all_statuses()
 831                   if not s.get_active()]
 832         recent.sort(lambda a,b: cmp(a.get_started(), b.get_started()))
 833         recent.reverse()
 834         return recent
 835
 836     def render_row(self, ctx, data):
 837         s = data
 838
 839         TIME_FORMAT = "%H:%M:%S %d-%b-%Y"
 840         started_s = time.strftime(TIME_FORMAT,
 841                                   time.localtime(s.get_started()))
 842         ctx.fillSlots("started", started_s)
 843
 844         si_s = base32.b2a_or_none(s.get_storage_index())
 845         if si_s is None:
 846             si_s = "(None)"
 847         ctx.fillSlots("si", si_s)
 848         ctx.fillSlots("helper", {True: "Yes",
 849                                  False: "No"}[s.using_helper()])
 850
 851         size = s.get_size()
 852         if size is None:
 853             size = "(unknown)"
 854         elif isinstance(size, (int, long, float)):
 855             size = abbreviate_size(size)
 856         ctx.fillSlots("total_size", size)
 857
 858         progress = data.get_progress()
 859         if IUploadStatus.providedBy(data):
 860             link = "up-%d" % data.get_counter()
 861             ctx.fillSlots("type", "upload")
 862             # TODO: make an ascii-art bar
 863             (chk, ciphertext, encandpush) = progress
 864             progress_s = ("hash: %.1f%%, ciphertext: %.1f%%, encode: %.1f%%" %
 865                           ( (100.0 * chk),
 866                             (100.0 * ciphertext),
 867                             (100.0 * encandpush) ))
 868             ctx.fillSlots("progress", progress_s)
 869         elif IDownloadStatus.providedBy(data):
 870             link = "down-%d" % data.get_counter()
 871             ctx.fillSlots("type", "download")
 872             ctx.fillSlots("progress", "%.1f%%" % (100.0 * progress))
 873         elif IPublishStatus.providedBy(data):
 874             link = "publish-%d" % data.get_counter()
 875             ctx.fillSlots("type", "publish")
 876             ctx.fillSlots("progress", "%.1f%%" % (100.0 * progress))
 877         elif IRetrieveStatus.providedBy(data):
 878             ctx.fillSlots("type", "retrieve")
 879             link = "retrieve-%d" % data.get_counter()
 880             ctx.fillSlots("progress", "%.1f%%" % (100.0 * progress))
 881         else:
 882             assert IServermapUpdaterStatus.providedBy(data)
 883             ctx.fillSlots("type", "mapupdate %s" % data.get_mode())
 884             link = "mapupdate-%d" % data.get_counter()
 885             ctx.fillSlots("progress", "%.1f%%" % (100.0 * progress))
 886         ctx.fillSlots("status", T.a(href=link)[s.get_status()])
 887         return ctx.tag
 888
 889     def childFactory(self, ctx, name):
 890         client = self.client
 891         stype,count_s = name.split("-")
 892         count = int(count_s)
 893         if stype == "up":
 894             for s in itertools.chain(client.list_all_upload_statuses(),
 895                                      client.list_all_helper_statuses()):
 896                 # immutable-upload helpers use the same status object as a
 897                 # regular immutable-upload
 898                 if s.get_counter() == count:
 899                     return UploadStatusPage(s)
 900         if stype == "down":
 901             for s in client.list_all_download_statuses():
 902                 if s.get_counter() == count:
 903                     return DownloadStatusPage(s)
 904         if stype == "mapupdate":
 905             for s in client.list_all_mapupdate_statuses():
 906                 if s.get_counter() == count:
 907                     return MapupdateStatusPage(s)
 908         if stype == "publish":
 909             for s in client.list_all_publish_statuses():
 910                 if s.get_counter() == count:
 911                     return PublishStatusPage(s)
 912         if stype == "retrieve":
 913             for s in client.list_all_retrieve_statuses():
 914                 if s.get_counter() == count:
 915                     return RetrieveStatusPage(s)
 916
 917
 918 class HelperStatus(rend.Page):
 919     docFactory = getxmlfile("helper.xhtml")
 920
 921     def __init__(self, helper):
 922         rend.Page.__init__(self, helper)
 923         self.helper = helper
 924
 925     def renderHTTP(self, ctx):
 926         req = inevow.IRequest(ctx)
 927         t = get_arg(req, "t")
 928         if t == "json":
 929             return self.render_JSON(req)
 930         return rend.Page.renderHTTP(self, ctx)
 931
 932     def data_helper_stats(self, ctx, data):
 933         return self.helper.get_stats()
 934
 935     def render_JSON(self, req):
 936         req.setHeader("content-type", "text/plain")
 937         if self.helper:
 938             stats = self.helper.get_stats()
 939             return simplejson.dumps(stats, indent=1) + "\n"
 940         return simplejson.dumps({}) + "\n"
 941
 942     def render_active_uploads(self, ctx, data):
 943         return data["chk_upload_helper.active_uploads"]
 944
 945     def render_incoming(self, ctx, data):
 946         return "%d bytes in %d files" % (data["chk_upload_helper.incoming_size"],
 947                                          data["chk_upload_helper.incoming_count"])
 948
 949     def render_encoding(self, ctx, data):
 950         return "%d bytes in %d files" % (data["chk_upload_helper.encoding_size"],
 951                                          data["chk_upload_helper.encoding_count"])
 952
 953     def render_upload_requests(self, ctx, data):
 954         return str(data["chk_upload_helper.upload_requests"])
 955
 956     def render_upload_already_present(self, ctx, data):
 957         return str(data["chk_upload_helper.upload_already_present"])
 958
 959     def render_upload_need_upload(self, ctx, data):
 960         return str(data["chk_upload_helper.upload_need_upload"])
 961
 962     def render_upload_bytes_fetched(self, ctx, data):
 963         return str(data["chk_upload_helper.fetched_bytes"])
 964
 965     def render_upload_bytes_encoded(self, ctx, data):
 966         return str(data["chk_upload_helper.encoded_bytes"])
 967
 968
 969 class Statistics(rend.Page):
 970     docFactory = getxmlfile("statistics.xhtml")
 971
 972     def __init__(self, provider):
 973         rend.Page.__init__(self, provider)
 974         self.provider = provider
 975
 976     def renderHTTP(self, ctx):
 977         req = inevow.IRequest(ctx)
 978         t = get_arg(req, "t")
 979         if t == "json":
 980             stats = self.provider.get_stats()
 981             req.setHeader("content-type", "text/plain")
 982             return simplejson.dumps(stats, indent=1) + "\n"
 983         return rend.Page.renderHTTP(self, ctx)
 984
 985     def data_get_stats(self, ctx, data):
 986         return self.provider.get_stats()
 987
 988     def render_load_average(self, ctx, data):
 989         return str(data["stats"].get("load_monitor.avg_load"))
 990
 991     def render_peak_load(self, ctx, data):
 992         return str(data["stats"].get("load_monitor.max_load"))
 993
 994     def render_uploads(self, ctx, data):
 995         files = data["counters"].get("uploader.files_uploaded", 0)
 996         bytes = data["counters"].get("uploader.bytes_uploaded", 0)
 997         return ("%s files / %s bytes (%s)" %
 998                 (files, bytes, abbreviate_size(bytes)))
 999
1000     def render_downloads(self, ctx, data):
1001         files = data["counters"].get("downloader.files_downloaded", 0)
1002         bytes = data["counters"].get("downloader.bytes_downloaded", 0)
1003         return ("%s files / %s bytes (%s)" %
1004                 (files, bytes, abbreviate_size(bytes)))
1005
1006     def render_publishes(self, ctx, data):
1007         files = data["counters"].get("mutable.files_published", 0)
1008         bytes = data["counters"].get("mutable.bytes_published", 0)
1009         return "%s files / %s bytes (%s)" % (files, bytes,
1010                                              abbreviate_size(bytes))
1011
1012     def render_retrieves(self, ctx, data):
1013         files = data["counters"].get("mutable.files_retrieved", 0)
1014         bytes = data["counters"].get("mutable.bytes_retrieved", 0)
1015         return "%s files / %s bytes (%s)" % (files, bytes,
1016                                              abbreviate_size(bytes))
1017
1018     def render_raw(self, ctx, data):
1019         raw = pprint.pformat(data)
1020         return ctx.tag[raw]