S.Çağlar Onur | a95895d | 2015-02-09 13:34:11 -0500 | [diff] [blame^] | 1 | #!/usr/bin/env python |
jcnelson | 266113a | 2014-07-16 15:50:27 -0400 | [diff] [blame] | 2 | |
| 3 | """ |
| 4 | Define some common methods for the Syndicate observer. |
| 5 | """ |
| 6 | import os |
| 7 | import sys |
| 8 | import random |
| 9 | import json |
| 10 | import time |
| 11 | import requests |
| 12 | import traceback |
| 13 | import base64 |
| 14 | import BaseHTTPServer |
| 15 | import setproctitle |
| 16 | import threading |
| 17 | import urllib |
| 18 | |
| 19 | from Crypto.Hash import SHA256 as HashAlg |
| 20 | from Crypto.PublicKey import RSA as CryptoKey |
| 21 | from Crypto import Random |
| 22 | from Crypto.Signature import PKCS1_PSS as CryptoSigner |
| 23 | |
| 24 | import logging |
| 25 | from logging import Logger |
| 26 | logging.basicConfig( format='[%(levelname)s] [%(module)s:%(lineno)d] %(message)s' ) |
| 27 | logger = logging.getLogger() |
| 28 | logger.setLevel( logging.INFO ) |
| 29 | |
| 30 | # get config package |
| 31 | import syndicatelib_config.config as CONFIG |
| 32 | |
| 33 | # get the Syndicate modules |
| 34 | import syndicate |
| 35 | |
| 36 | import syndicate.client.bin.syntool as syntool |
| 37 | import syndicate.client.common.msconfig as msconfig |
| 38 | import syndicate.client.common.api as api |
| 39 | import syndicate.util.storage as syndicate_storage |
| 40 | import syndicate.util.watchdog as syndicate_watchdog |
| 41 | import syndicate.util.daemonize as syndicate_daemon |
| 42 | import syndicate.util.crypto as syndicate_crypto |
| 43 | import syndicate.util.provisioning as syndicate_provisioning |
| 44 | import syndicate.syndicate as c_syndicate |
| 45 | |
| 46 | # for testing |
| 47 | TESTING = False |
| 48 | class FakeObject(object): |
| 49 | def __init__(self): |
| 50 | pass |
| 51 | |
| 52 | if os.getenv("OPENCLOUD_PYTHONPATH") is not None: |
| 53 | sys.path.insert(0, os.getenv("OPENCLOUD_PYTHONPATH")) |
| 54 | else: |
| 55 | logger.warning("No OPENCLOUD_PYTHONPATH set. Assuming Syndicate models are in your PYTHONPATH") |
| 56 | |
| 57 | try: |
| 58 | os.environ.setdefault("DJANGO_SETTINGS_MODULE", "planetstack.settings") |
| 59 | |
| 60 | # get our models |
| 61 | import syndicate_storage.models as models |
| 62 | |
| 63 | # get OpenCloud models |
| 64 | from core.models import Slice,Sliver |
| 65 | |
| 66 | from django.core.exceptions import ObjectDoesNotExist |
| 67 | from django.db import IntegrityError |
| 68 | |
| 69 | except ImportError, ie: |
| 70 | logger.warning("Failed to import models; some tests will not work") |
| 71 | |
| 72 | # create a fake "models" package that has exactly the members we need for testing. |
| 73 | models = FakeObject() |
| 74 | models.Volume = FakeObject() |
| 75 | models.Volume.CAP_READ_DATA = 1 |
| 76 | models.Volume.CAP_WRITE_DATA = 2 |
| 77 | models.Volume.CAP_HOST_DATA = 4 |
| 78 | |
| 79 | TESTING = True |
| 80 | |
| 81 | |
| 82 | #------------------------------- |
| 83 | class SyndicateObserverError( Exception ): |
| 84 | pass |
| 85 | |
| 86 | #------------------------------- |
| 87 | def get_config(): |
| 88 | """ |
| 89 | Return the imported config |
| 90 | """ |
| 91 | return CONFIG |
| 92 | |
| 93 | |
| 94 | #------------------------------- |
| 95 | def make_openid_url( email ): |
| 96 | """ |
| 97 | Generate an OpenID identity URL from an email address. |
| 98 | """ |
| 99 | return os.path.join( CONFIG.SYNDICATE_OPENID_TRUSTROOT, "id", email ) |
| 100 | |
| 101 | |
| 102 | #------------------------------- |
| 103 | def connect_syndicate( username=CONFIG.SYNDICATE_OPENCLOUD_USER, password=CONFIG.SYNDICATE_OPENCLOUD_PASSWORD, user_pkey_pem=CONFIG.SYNDICATE_OPENCLOUD_PKEY ): |
| 104 | """ |
| 105 | Connect to the OpenCloud Syndicate SMI, using the OpenCloud user credentials. |
| 106 | """ |
| 107 | debug = True |
| 108 | if hasattr(CONFIG, "DEBUG"): |
| 109 | debug = CONFIG.DEBUG |
| 110 | |
| 111 | client = syntool.Client( username, CONFIG.SYNDICATE_SMI_URL, |
| 112 | password=password, |
| 113 | user_pkey_pem=user_pkey_pem, |
| 114 | debug=debug ) |
| 115 | |
| 116 | return client |
| 117 | |
| 118 | |
| 119 | #------------------------------- |
| 120 | def opencloud_caps_to_syndicate_caps( cap_read, cap_write, cap_host ): |
| 121 | """ |
| 122 | Convert OpenCloud capability bits from the UI into Syndicate's capability bits. |
| 123 | """ |
| 124 | syn_caps = 0 |
| 125 | |
| 126 | if cap_read: |
| 127 | syn_caps |= (msconfig.GATEWAY_CAP_READ_DATA | msconfig.GATEWAY_CAP_READ_METADATA) |
| 128 | if cap_write: |
| 129 | syn_caps |= (msconfig.GATEWAY_CAP_WRITE_DATA | msconfig.GATEWAY_CAP_WRITE_METADATA) |
| 130 | if cap_host: |
| 131 | syn_caps |= (msconfig.GATEWAY_CAP_COORDINATE) |
| 132 | |
| 133 | return syn_caps |
| 134 | |
| 135 | #------------------------------- |
| 136 | def ensure_user_exists( user_email, **user_kw ): |
| 137 | """ |
| 138 | Given an OpenCloud user, ensure that the corresponding |
| 139 | Syndicate user exists on the MS. This method does NOT |
| 140 | create any OpenCloud-specific data. |
| 141 | |
| 142 | Return the (created, user), where created==True if the user |
| 143 | was created and created==False if the user was read. |
| 144 | Raise an exception on error. |
| 145 | """ |
| 146 | |
| 147 | client = connect_syndicate() |
| 148 | user_openid_url = make_openid_url( user_email ) |
| 149 | |
| 150 | return syndicate_provisioning.ensure_user_exists( client, user_email, user_openid_url, **user_kw ) |
| 151 | |
| 152 | |
| 153 | #------------------------------- |
| 154 | def ensure_user_absent( user_email ): |
| 155 | """ |
| 156 | Ensure that a given OpenCloud user's associated Syndicate user record |
| 157 | has been deleted. This method does NOT delete any OpenCloud-specific data. |
| 158 | |
| 159 | Returns True on success |
| 160 | Raises an exception on error |
| 161 | """ |
| 162 | |
| 163 | client = connect_syndicate() |
| 164 | |
| 165 | return client.delete_user( user_email ) |
| 166 | |
| 167 | |
| 168 | #------------------------------- |
| 169 | def make_volume_principal_id( user_email, volume_name ): |
| 170 | """ |
| 171 | Create a principal id for a Volume owner. |
| 172 | """ |
| 173 | |
| 174 | volume_name_safe = urllib.quote( volume_name ) |
| 175 | |
| 176 | return "volume_%s.%s" % (volume_name_safe, user_email) |
| 177 | |
| 178 | |
| 179 | #------------------------------- |
| 180 | def make_slice_principal_id( user_email, slice_name ): |
| 181 | """ |
| 182 | Create a principal id for a slice owner. |
| 183 | """ |
| 184 | |
| 185 | slice_name_safe = urllib.quote( slice_name ) |
| 186 | |
| 187 | return "slice_%s.%s" % (slice_name, user_email) |
| 188 | |
| 189 | |
| 190 | #------------------------------- |
| 191 | def ensure_principal_exists( user_email, observer_secret, **user_kw ): |
| 192 | """ |
| 193 | Ensure that a Syndicate user exists, as well as its OpenCloud-specific data. |
| 194 | |
| 195 | Return (True, (None OR user)) on success. Returns a user if the user was created. |
| 196 | Return (False, None) on error |
| 197 | """ |
| 198 | |
| 199 | try: |
| 200 | created, new_user = ensure_user_exists( user_email, **user_kw ) |
| 201 | except Exception, e: |
| 202 | traceback.print_exc() |
| 203 | logger.error("Failed to ensure user '%s' exists" % user_email ) |
| 204 | return (False, None) |
| 205 | |
| 206 | # if we created a new user, then save its (sealed) credentials to the Django DB |
| 207 | if created: |
| 208 | try: |
| 209 | rc = put_principal_data( user_email, observer_secret, new_user['signing_public_key'], new_user['signing_private_key'] ) |
| 210 | assert rc == True, "Failed to save SyndicatePrincipal" |
| 211 | except Exception, e: |
| 212 | traceback.print_exc() |
| 213 | logger.error("Failed to save private key for principal %s" % (user_email)) |
| 214 | return (False, None) |
| 215 | |
| 216 | return (True, new_user) |
| 217 | |
| 218 | |
| 219 | |
| 220 | #------------------------------- |
| 221 | def ensure_principal_absent( user_email ): |
| 222 | """ |
| 223 | Ensure that a Syndicate user does not exists, and remove the OpenCloud-specific data. |
| 224 | |
| 225 | Return True on success. |
| 226 | """ |
| 227 | |
| 228 | ensure_user_absent( user_email ) |
| 229 | delete_principal_data( user_email ) |
| 230 | return True |
| 231 | |
| 232 | #------------------------------- |
| 233 | def ensure_volume_exists( user_email, opencloud_volume, user=None ): |
| 234 | """ |
| 235 | Given the email address of a user, ensure that the given |
| 236 | Volume exists and is owned by that user. |
| 237 | Do not try to ensure that the user exists. |
| 238 | |
| 239 | Return the Volume if we created it, or return None if we did not. |
| 240 | Raise an exception on error. |
| 241 | """ |
| 242 | client = connect_syndicate() |
| 243 | |
| 244 | try: |
| 245 | volume = client.read_volume( opencloud_volume.name ) |
| 246 | except Exception, e: |
| 247 | # transport error |
| 248 | logger.exception(e) |
| 249 | raise e |
| 250 | |
| 251 | if volume is None: |
| 252 | # the volume does not exist....try to create it |
| 253 | vol_name = opencloud_volume.name |
| 254 | vol_blocksize = opencloud_volume.blocksize |
| 255 | vol_description = opencloud_volume.description |
| 256 | vol_private = opencloud_volume.private |
| 257 | vol_archive = opencloud_volume.archive |
| 258 | vol_default_gateway_caps = opencloud_caps_to_syndicate_caps( opencloud_volume.cap_read_data, opencloud_volume.cap_write_data, opencloud_volume.cap_host_data ) |
| 259 | |
| 260 | try: |
| 261 | vol_info = client.create_volume( user_email, vol_name, vol_description, vol_blocksize, |
| 262 | private=vol_private, |
| 263 | archive=vol_archive, |
| 264 | active=True, |
| 265 | default_gateway_caps=vol_default_gateway_caps, |
| 266 | store_private_key=False, |
| 267 | metadata_private_key="MAKE_METADATA_KEY" ) |
| 268 | |
| 269 | except Exception, e: |
| 270 | # transport error |
| 271 | logger.exception(e) |
| 272 | raise e |
| 273 | |
| 274 | else: |
| 275 | # successfully created the volume! |
| 276 | return vol_info |
| 277 | |
| 278 | else: |
| 279 | |
| 280 | # volume already exists. Verify its owned by this user. |
| 281 | if user is None: |
| 282 | try: |
| 283 | user = client.read_user( volume['owner_id'] ) |
| 284 | except Exception, e: |
| 285 | # transport error, or user doesn't exist (either is unacceptable) |
| 286 | logger.exception(e) |
| 287 | raise e |
| 288 | |
| 289 | if user is None or user['email'] != user_email: |
| 290 | raise Exception("Volume '%s' already exists, but is NOT owned by '%s'" % (opencloud_volume.name, user_email) ) |
| 291 | |
| 292 | # we're good! |
| 293 | return None |
| 294 | |
| 295 | |
| 296 | #------------------------------- |
| 297 | def ensure_volume_absent( volume_name ): |
| 298 | """ |
| 299 | Given an OpenCloud volume, ensure that the corresponding Syndicate |
| 300 | Volume does not exist. |
| 301 | """ |
| 302 | |
| 303 | client = connect_syndicate() |
| 304 | |
| 305 | # this is idempotent, and returns True even if the Volume doesn't exist |
| 306 | return client.delete_volume( volume_name ) |
| 307 | |
| 308 | |
| 309 | #------------------------------- |
| 310 | def update_volume( opencloud_volume ): |
| 311 | """ |
| 312 | Update a Syndicate Volume from an OpenCloud Volume model. |
| 313 | Fails if the Volume does not exist in Syndicate. |
| 314 | """ |
| 315 | |
| 316 | client = connect_syndicate() |
| 317 | |
| 318 | vol_name = opencloud_volume.name |
| 319 | vol_description = opencloud_volume.description |
| 320 | vol_private = opencloud_volume.private |
| 321 | vol_archive = opencloud_volume.archive |
| 322 | vol_default_gateway_caps = opencloud_caps_to_syndicate_caps( opencloud_volume.cap_read_data, opencloud_volume.cap_write_data, opencloud_volume.cap_host_data ) |
| 323 | |
| 324 | try: |
| 325 | rc = client.update_volume( vol_name, |
| 326 | description=vol_description, |
| 327 | private=vol_private, |
| 328 | archive=vol_archive, |
| 329 | default_gateway_caps=vol_default_gateway_caps ) |
| 330 | |
| 331 | if not rc: |
| 332 | raise Exception("update_volume(%s) failed!" % vol_name ) |
| 333 | |
| 334 | except Exception, e: |
| 335 | # transort or method error |
| 336 | logger.exception(e) |
| 337 | return False |
| 338 | |
| 339 | else: |
| 340 | return True |
| 341 | |
| 342 | |
| 343 | #------------------------------- |
| 344 | def ensure_volume_access_right_exists( user_email, volume_name, caps, allowed_gateways=[msconfig.GATEWAY_TYPE_UG] ): |
| 345 | """ |
| 346 | Ensure that a particular user has particular access to a particular volume. |
| 347 | Do not try to ensure that the user or volume exist, however! |
| 348 | """ |
| 349 | client = connect_syndicate() |
| 350 | return syndicate_provisioning.ensure_volume_access_right_exists( client, user_email, volume_name, caps, allowed_gateways ) |
| 351 | |
| 352 | #------------------------------- |
| 353 | def ensure_volume_access_right_absent( user_email, volume_name ): |
| 354 | """ |
| 355 | Ensure that acess to a particular volume is revoked. |
| 356 | """ |
| 357 | client = connect_syndicate() |
| 358 | return syndicate_provisioning.ensure_volume_access_right_absent( client, user_email, volume_name ) |
| 359 | |
| 360 | |
| 361 | #------------------------------- |
| 362 | def setup_volume_access( user_email, volume_name, caps, RG_port, slice_secret, RG_closure=None ): |
| 363 | """ |
| 364 | Set up the Volume to allow the slice to provision UGs in it, and to fire up RGs. |
| 365 | * create the Volume Access Right for the user, so (s)he can create Gateways. |
| 366 | * provision a single Replica Gateway, serving on localhost. |
| 367 | """ |
| 368 | client = connect_syndicate() |
| 369 | |
| 370 | try: |
| 371 | rc = ensure_volume_access_right_exists( user_email, volume_name, caps ) |
| 372 | assert rc is True, "Failed to create access right for %s in %s" % (user_email, volume_name) |
| 373 | |
| 374 | except Exception, e: |
| 375 | logger.exception(e) |
| 376 | return False |
| 377 | |
| 378 | RG_name = syndicate_provisioning.make_gateway_name( "OpenCloud", "RG", volume_name, "localhost" ) |
| 379 | RG_key_password = syndicate_provisioning.make_gateway_private_key_password( RG_name, slice_secret ) |
| 380 | |
| 381 | try: |
| 382 | rc = syndicate_provisioning.ensure_RG_exists( client, user_email, volume_name, RG_name, "localhost", RG_port, RG_key_password, closure=RG_closure ) |
| 383 | except Exception, e: |
| 384 | logger.exception(e) |
| 385 | return False |
| 386 | |
| 387 | return True |
| 388 | |
| 389 | |
| 390 | #------------------------------- |
| 391 | def teardown_volume_access( user_email, volume_name ): |
| 392 | """ |
| 393 | Revoke access to a Volume for a User. |
| 394 | * remove the user's Volume Access Right |
| 395 | * remove the use'rs gateways |
| 396 | """ |
| 397 | client = connect_syndicate() |
| 398 | |
| 399 | # block the user from creating more gateways, and delete the gateways |
| 400 | try: |
| 401 | rc = client.remove_user_from_volume( user_email, volume_name ) |
| 402 | assert rc is True, "Failed to remove access right for %s in %s" % (user_email, volume_name) |
| 403 | |
| 404 | except Exception, e: |
| 405 | logger.exception(e) |
| 406 | return False |
| 407 | |
| 408 | return True |
| 409 | |
| 410 | |
| 411 | #------------------------------- |
| 412 | def create_sealed_and_signed_blob( private_key_pem, secret, data ): |
| 413 | """ |
| 414 | Create a sealed and signed message. |
| 415 | """ |
| 416 | |
| 417 | # seal it with the password |
| 418 | logger.info("Sealing credential data") |
| 419 | |
| 420 | rc, sealed_data = c_syndicate.password_seal( data, secret ) |
| 421 | if rc != 0: |
| 422 | logger.error("Failed to seal data with the secret, rc = %s" % rc) |
| 423 | return None |
| 424 | |
| 425 | msg = syndicate_crypto.sign_and_serialize_json( private_key_pem, sealed_data ) |
| 426 | if msg is None: |
| 427 | logger.error("Failed to sign credential") |
| 428 | return None |
| 429 | |
| 430 | return msg |
| 431 | |
| 432 | |
| 433 | #------------------------------- |
| 434 | def verify_and_unseal_blob( public_key_pem, secret, blob_data ): |
| 435 | """ |
| 436 | verify and unseal a serialized string of JSON |
| 437 | """ |
| 438 | |
| 439 | # verify it |
| 440 | rc, sealed_data = syndicate_crypto.verify_and_parse_json( public_key_pem, blob_data ) |
| 441 | if rc != 0: |
| 442 | logger.error("Failed to verify and parse blob, rc = %s" % rc) |
| 443 | return None |
| 444 | |
| 445 | logger.info("Unsealing credential data") |
| 446 | |
| 447 | rc, data = c_syndicate.password_unseal( sealed_data, secret ) |
| 448 | if rc != 0: |
| 449 | logger.error("Failed to unseal blob, rc = %s" % rc ) |
| 450 | return None |
| 451 | |
| 452 | return data |
| 453 | |
| 454 | |
| 455 | #------------------------------- |
| 456 | def create_volume_list_blob( private_key_pem, slice_secret, volume_list ): |
| 457 | """ |
| 458 | Create a sealed volume list, signed with the private key. |
| 459 | """ |
| 460 | list_data = { |
| 461 | "volumes": volume_list |
| 462 | } |
| 463 | |
| 464 | list_data_str = json.dumps( list_data ) |
| 465 | |
| 466 | msg = create_sealed_and_signed_blob( private_key_pem, slice_secret, list_data_str ) |
| 467 | if msg is None: |
| 468 | logger.error("Failed to seal volume list") |
| 469 | return None |
| 470 | |
| 471 | return msg |
| 472 | |
| 473 | |
| 474 | #------------------------------- |
| 475 | def create_slice_credential_blob( private_key_pem, slice_name, slice_secret, syndicate_url, volume_name, volume_owner, UG_port, user_pkey_pem ): |
| 476 | """ |
| 477 | Create a sealed, signed, encoded slice credentials blob. |
| 478 | """ |
| 479 | |
| 480 | # create and serialize the data |
| 481 | cred_data = { |
| 482 | "syndicate_url": syndicate_url, |
| 483 | "volume_name": volume_name, |
| 484 | "volume_owner": volume_owner, |
| 485 | "slice_name": slice_name, |
| 486 | "slice_UG_port": UG_port, |
| 487 | "principal_pkey_pem": user_pkey_pem, |
| 488 | } |
| 489 | |
| 490 | cred_data_str = json.dumps( cred_data ) |
| 491 | |
| 492 | msg = create_sealed_and_signed_blob( private_key_pem, slice_secret, cred_data_str ) |
| 493 | if msg is None: |
| 494 | logger.error("Failed to seal volume list") |
| 495 | return None |
| 496 | |
| 497 | return msg |
| 498 | |
| 499 | |
| 500 | #------------------------------- |
| 501 | def put_principal_data( user_email, observer_secret, public_key_pem, private_key_pem ): |
| 502 | """ |
| 503 | Seal and store the principal's private key into the database, in a SyndicatePrincipal object, |
| 504 | so the sliver-side Syndicate daemon syndicated.py can get them later. |
| 505 | Overwrite an existing principal if one exists. |
| 506 | """ |
| 507 | |
| 508 | sealed_private_key = create_sealed_and_signed_blob( private_key_pem, observer_secret, private_key_pem ) |
| 509 | if sealed_private_key is None: |
| 510 | return False |
| 511 | |
| 512 | try: |
| 513 | sp = models.SyndicatePrincipal( sealed_private_key=sealed_private_key, public_key_pem=public_key_pem, principal_id=user_email ) |
| 514 | sp.save() |
| 515 | except IntegrityError, e: |
| 516 | logger.error("WARN: overwriting existing principal %s" % user_email) |
| 517 | sp.delete() |
| 518 | sp.save() |
| 519 | |
| 520 | return True |
| 521 | |
| 522 | |
| 523 | #------------------------------- |
| 524 | def delete_principal_data( user_email ): |
| 525 | """ |
| 526 | Delete an OpenCloud SyndicatePrincipal object. |
| 527 | """ |
| 528 | |
| 529 | sp = get_principal_data( user_email ) |
| 530 | if sp is not None: |
| 531 | sp.delete() |
| 532 | |
| 533 | return True |
| 534 | |
| 535 | |
| 536 | #------------------------------- |
| 537 | def get_principal_data( user_email ): |
| 538 | """ |
| 539 | Get a SyndicatePrincipal record from the database |
| 540 | """ |
| 541 | |
| 542 | try: |
| 543 | sp = models.SyndicatePrincipal.objects.get( principal_id=user_email ) |
| 544 | return sp |
| 545 | except ObjectDoesNotExist: |
| 546 | logger.error("No SyndicatePrincipal record for %s" % user_email) |
| 547 | return None |
| 548 | |
| 549 | |
| 550 | |
| 551 | #------------------------------- |
| 552 | def get_principal_pkey( user_email, observer_secret ): |
| 553 | """ |
| 554 | Fetch and unseal the private key of a SyndicatePrincipal. |
| 555 | """ |
| 556 | |
| 557 | sp = get_principal_data( user_email ) |
| 558 | if sp is None: |
| 559 | logger.error("Failed to find private key for principal %s" % user_email ) |
| 560 | return None |
| 561 | |
| 562 | public_key_pem = sp.public_key_pem |
| 563 | sealed_private_key_pem = sp.sealed_private_key |
| 564 | |
| 565 | # unseal |
| 566 | private_key_pem = verify_and_unseal_blob(public_key_pem, observer_secret, sealed_private_key_pem) |
| 567 | if private_key_pem is None: |
| 568 | logger.error("Failed to unseal private key") |
| 569 | |
| 570 | return private_key_pem |
| 571 | |
| 572 | |
| 573 | #------------------------------- |
| 574 | def get_private_key_pem( pkey_path ): |
| 575 | """ |
| 576 | Get a private key from storage, PEM-encoded. |
| 577 | """ |
| 578 | |
| 579 | # get the OpenCloud private key |
| 580 | observer_pkey = syndicate_storage.read_private_key( pkey_path ) |
| 581 | if observer_pkey is None: |
| 582 | logger.error("Failed to load Observer private key") |
| 583 | return None |
| 584 | |
| 585 | observer_pkey_pem = observer_pkey.exportKey() |
| 586 | |
| 587 | return observer_pkey_pem |
| 588 | |
| 589 | |
| 590 | #------------------------------- |
| 591 | def encrypt_slice_secret( observer_pkey_pem, slice_secret ): |
| 592 | """ |
| 593 | Encrypt and serialize the slice secret with the Observer private key |
| 594 | """ |
| 595 | |
| 596 | # get the public key |
| 597 | try: |
| 598 | observer_pubkey_pem = CryptoKey.importKey( observer_pkey_pem ).publickey().exportKey() |
| 599 | except Exception, e: |
| 600 | logger.exception(e) |
| 601 | logger.error("Failed to derive public key from private key") |
| 602 | return None |
| 603 | |
| 604 | # encrypt the data |
| 605 | rc, sealed_slice_secret = c_syndicate.encrypt_data( observer_pkey_pem, observer_pubkey_pem, slice_secret ) |
| 606 | |
| 607 | if rc != 0: |
| 608 | logger.error("Failed to encrypt slice secret") |
| 609 | return None |
| 610 | |
| 611 | sealed_slice_secret_b64 = base64.b64encode( sealed_slice_secret ) |
| 612 | |
| 613 | return sealed_slice_secret_b64 |
| 614 | |
| 615 | |
| 616 | #------------------------------- |
| 617 | def decrypt_slice_secret( observer_pkey_pem, sealed_slice_secret_b64 ): |
| 618 | """ |
| 619 | Unserialize and decrypt a slice secret |
| 620 | """ |
| 621 | |
| 622 | # get the public key |
| 623 | try: |
| 624 | observer_pubkey_pem = CryptoKey.importKey( observer_pkey_pem ).publickey().exportKey() |
| 625 | except Exception, e: |
| 626 | logger.exception(e) |
| 627 | logger.error("Failed to derive public key from private key") |
| 628 | return None |
| 629 | |
| 630 | sealed_slice_secret = base64.b64decode( sealed_slice_secret_b64 ) |
| 631 | |
| 632 | # decrypt it |
| 633 | rc, slice_secret = c_syndicate.decrypt_data( observer_pubkey_pem, observer_pkey_pem, sealed_slice_secret ) |
| 634 | |
| 635 | if rc != 0: |
| 636 | logger.error("Failed to decrypt '%s', rc = %d" % (sealed_slice_secret_b64, rc)) |
| 637 | return None |
| 638 | |
| 639 | return slice_secret |
| 640 | |
| 641 | |
| 642 | #-------------------------------- |
| 643 | def get_slice_secret( observer_pkey_pem, slice_name, slice_fk=None ): |
| 644 | """ |
| 645 | Get the shared secret for a slice. |
| 646 | """ |
| 647 | |
| 648 | ss = None |
| 649 | |
| 650 | # get the sealed slice secret from Django |
| 651 | try: |
| 652 | if slice_fk is not None: |
| 653 | ss = models.SliceSecret.objects.get( slice_id=slice_fk ) |
| 654 | else: |
| 655 | ss = models.SliceSecret.objects.get( slice_id__name=slice_name ) |
| 656 | except ObjectDoesNotExist, e: |
| 657 | logger.error("Failed to load slice secret for (%s, %s)" % (slice_fk, slice_name) ) |
| 658 | return None |
| 659 | |
| 660 | return ss.secret |
| 661 | |
| 662 | |
| 663 | #------------------------------- |
| 664 | def put_slice_secret( observer_pkey_pem, slice_name, slice_secret, slice_fk=None, opencloud_slice=None ): |
| 665 | """ |
| 666 | Put the shared secret for a slice, encrypting it first. |
| 667 | """ |
| 668 | |
| 669 | ss = None |
| 670 | |
| 671 | if opencloud_slice is None: |
| 672 | # look up the slice |
| 673 | try: |
| 674 | if slice_fk is None: |
| 675 | opencloud_slice = models.Slice.objects.get( name=slice_name ) |
| 676 | else: |
| 677 | opencloud_slice = models.Slice.objects.get( id=slice_fk.id ) |
| 678 | except Exception, e: |
| 679 | logger.exception(e) |
| 680 | logger.error("Failed to load slice (%s, %s)" % (slice_fk, slice_name) ) |
| 681 | return False |
| 682 | |
| 683 | ss = models.SliceSecret( slice_id=opencloud_slice, secret=slice_secret ) |
| 684 | |
| 685 | ss.save() |
| 686 | |
| 687 | return True |
| 688 | |
| 689 | |
| 690 | #------------------------------- |
| 691 | def get_or_create_slice_secret( observer_pkey_pem, slice_name, slice_fk=None ): |
| 692 | """ |
| 693 | Get a slice secret if it already exists, or generate a slice secret if one does not. |
| 694 | """ |
| 695 | |
| 696 | slice_secret = get_slice_secret( observer_pkey_pem, slice_name, slice_fk=slice_fk ) |
| 697 | if slice_secret is None or len(slice_secret) == 0: |
| 698 | |
| 699 | # generate a slice secret |
| 700 | slice_secret = "".join( random.sample("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789", 32) ) |
| 701 | |
| 702 | # store it |
| 703 | rc = put_slice_secret( observer_pkey_pem, slice_name, slice_secret, slice_fk=slice_fk ) |
| 704 | |
| 705 | if not rc: |
| 706 | raise SyndicateObserverError("Failed to create slice secret for (%s, %s)" % (slice_fk, slice_name)) |
| 707 | |
| 708 | return slice_secret |
| 709 | |
| 710 | |
| 711 | #------------------------------- |
| 712 | def generate_slice_credentials( observer_pkey_pem, syndicate_url, user_email, volume_name, slice_name, observer_secret, slice_secret, UG_port, existing_user=None ): |
| 713 | """ |
| 714 | Generate and return the set of credentials to be sent off to the slice VMs. |
| 715 | exisitng_user is a Syndicate user, as a dictionary. |
| 716 | |
| 717 | Return None on failure |
| 718 | """ |
| 719 | |
| 720 | # get the user's private key |
| 721 | logger.info("Obtaining private key for %s" % user_email) |
| 722 | |
| 723 | # it might be in the existing_user... |
| 724 | user_pkey_pem = None |
| 725 | if existing_user is not None: |
| 726 | user_pkey_pem = existing_user.get('signing_private_key', None) |
| 727 | |
| 728 | # no luck? |
| 729 | if user_pkey_pem is None: |
| 730 | try: |
| 731 | # get it from Django DB |
| 732 | user_pkey_pem = get_principal_pkey( user_email, observer_secret ) |
| 733 | assert user_pkey_pem is not None, "No private key for %s" % user_email |
| 734 | |
| 735 | except: |
| 736 | traceback.print_exc() |
| 737 | logger.error("Failed to get private key; cannot generate credentials for %s in %s" % (user_email, volume_name) ) |
| 738 | return None |
| 739 | |
| 740 | # generate a credetials blob |
| 741 | logger.info("Generating credentials for %s's slice" % (user_email)) |
| 742 | try: |
| 743 | creds = create_slice_credential_blob( observer_pkey_pem, slice_name, slice_secret, syndicate_url, volume_name, user_email, UG_port, user_pkey_pem ) |
| 744 | assert creds is not None, "Failed to create credentials for %s" % user_email |
| 745 | |
| 746 | except: |
| 747 | traceback.print_exc() |
| 748 | logger.error("Failed to generate credentials for %s in %s" % (user_email, volume_name)) |
| 749 | return None |
| 750 | |
| 751 | return creds |
| 752 | |
| 753 | |
| 754 | #------------------------------- |
| 755 | def save_slice_credentials( observer_pkey_pem, syndicate_url, user_email, volume_name, slice_name, observer_secret, slice_secret, UG_port, existing_user=None ): |
| 756 | """ |
| 757 | Create and save a credentials blob to a VolumeSlice. |
| 758 | Return the creds on success. |
| 759 | Return None on failure |
| 760 | """ |
| 761 | |
| 762 | creds = generate_slice_credentials( observer_pkey_pem, syndicate_url, user_email, volume_name, slice_name, observer_secret, slice_secret, UG_port, existing_user=existing_user ) |
| 763 | ret = None |
| 764 | |
| 765 | if creds is not None: |
| 766 | # save it |
| 767 | vs = get_volumeslice( volume_name, slice_name ) |
| 768 | |
| 769 | if vs is not None: |
| 770 | vs.credentials_blob = creds |
| 771 | vs.save() |
| 772 | |
| 773 | # success! |
| 774 | ret = creds |
| 775 | else: |
| 776 | logger.error("Failed to look up VolumeSlice(%s, %s)" % (volume_name, slice_name)) |
| 777 | |
| 778 | else: |
| 779 | logger.error("Failed to generate credentials for %s, %s" % (volume_name, slice_name)) |
| 780 | |
| 781 | return ret |
| 782 | |
| 783 | |
| 784 | #------------------------------- |
| 785 | def get_volumeslice_volume_names( slice_name ): |
| 786 | """ |
| 787 | Get the list of Volume names from the datastore. |
| 788 | """ |
| 789 | try: |
| 790 | all_vs = models.VolumeSlice.objects.filter( slice_id__name = slice_name ) |
| 791 | volume_names = [] |
| 792 | for vs in all_vs: |
| 793 | volume_names.append( vs.volume_id.name ) |
| 794 | |
| 795 | return volume_names |
| 796 | except Exception, e: |
| 797 | logger.exception(e) |
| 798 | logger.error("Failed to query datastore for volumes mounted in %s" % slice_name) |
| 799 | return None |
| 800 | |
| 801 | |
| 802 | #------------------------------- |
| 803 | def get_volumeslice( volume_name, slice_name ): |
| 804 | """ |
| 805 | Get a volumeslice record from the datastore. |
| 806 | """ |
| 807 | try: |
| 808 | vs = models.VolumeSlice.objects.get( volume_id__name = volume_name, slice_id__name = slice_name ) |
| 809 | return vs |
| 810 | except Exception, e: |
| 811 | logger.exception(e) |
| 812 | logger.error("Failed to query datastore for volumes (mounted in %s)" % (slice_name if (slice_name is not None or len(slice_name) > 0) else "UNKNOWN")) |
| 813 | return None |
| 814 | |
| 815 | |
| 816 | #------------------------------- |
| 817 | def do_push( sliver_hosts, portnum, payload ): |
| 818 | """ |
| 819 | Push a payload to a list of slivers. |
| 820 | NOTE: this has to be done in one go, since we can't import grequests |
| 821 | into the global namespace (without wrecking havoc on the credential server), |
| 822 | but it has to stick around for the push to work. |
| 823 | """ |
| 824 | |
| 825 | global TESTING, CONFIG |
| 826 | |
| 827 | from gevent import monkey |
| 828 | |
| 829 | if TESTING: |
| 830 | monkey.patch_all() |
| 831 | |
| 832 | else: |
| 833 | # make gevents runnabale from multiple threads (or Django will complain) |
| 834 | monkey.patch_all(socket=True, dns=True, time=True, select=True, thread=False, os=True, ssl=True, httplib=False, aggressive=True) |
| 835 | |
| 836 | import grequests |
| 837 | |
| 838 | # fan-out |
| 839 | requests = [] |
| 840 | for sh in sliver_hosts: |
| 841 | rs = grequests.post( "http://" + sh + ":" + str(portnum), data={"observer_message": payload}, timeout=getattr(CONFIG, "SYNDICATE_HTTP_PUSH_TIMEOUT", 60) ) |
| 842 | requests.append( rs ) |
| 843 | |
| 844 | # fan-in |
| 845 | responses = grequests.map( requests ) |
| 846 | |
| 847 | assert len(responses) == len(requests), "grequests error: len(responses) != len(requests)" |
| 848 | |
| 849 | for i in xrange(0,len(requests)): |
| 850 | resp = responses[i] |
| 851 | req = requests[i] |
| 852 | |
| 853 | if resp is None: |
| 854 | logger.error("Failed to connect to %s" % (req.url)) |
| 855 | continue |
| 856 | |
| 857 | # verify they all worked |
| 858 | if resp.status_code != 200: |
| 859 | logger.error("Failed to POST to %s, status code = %s" % (resp.url, resp.status_code)) |
| 860 | continue |
| 861 | |
| 862 | return True |
| 863 | |
| 864 | |
| 865 | #------------------------------- |
| 866 | def get_slice_hostnames( slice_name ): |
| 867 | """ |
| 868 | Query the Django DB and get the list of hosts running in a slice. |
| 869 | """ |
| 870 | |
| 871 | openstack_slice = Slice.objects.get( name=slice_name ) |
| 872 | if openstack_slice is None: |
| 873 | logger.error("No such slice '%s'" % slice_name) |
| 874 | return None |
| 875 | |
| 876 | hostnames = [s.node.name for s in openstack_slice.slivers.all()] |
| 877 | |
| 878 | return hostnames |
| 879 | |
| 880 | |
| 881 | #------------------------------- |
| 882 | def push_credentials_to_slice( slice_name, payload ): |
| 883 | """ |
| 884 | Push a credentials payload to the VMs in a slice. |
| 885 | """ |
| 886 | hostnames = get_slice_hostnames( slice_name ) |
| 887 | return do_push( hostnames, CONFIG.SYNDICATE_SLIVER_PORT, payload ) |
| 888 | |
| 889 | |
| 890 | #------------------------------- |
| 891 | class CredentialServerHandler( BaseHTTPServer.BaseHTTPRequestHandler ): |
| 892 | """ |
| 893 | HTTP server handler that allows syndicated.py instances to poll |
| 894 | for volume state. |
| 895 | |
| 896 | NOTE: this is a fall-back mechanism. The observer should push new |
| 897 | volume state to the slices' slivers. However, if that fails, the |
| 898 | slivers are configured to poll for volume state periodically. This |
| 899 | server allows them to do just that. |
| 900 | |
| 901 | Responses: |
| 902 | GET /<slicename> -- Reply with the signed sealed list of volume names, encrypted by the slice secret |
| 903 | GET /<slicename>/<volumename> -- Reply with the signed sealed volume access credentials, encrypted by the slice secret |
| 904 | |
| 905 | !!! TEMPORARY !!! |
| 906 | GET /<slicename>/SYNDICATE_SLICE_SECRET -- Reply with the slice secret (TEMPORARY) |
| 907 | |
| 908 | |
| 909 | NOTE: We want to limit who can learn which Volumes a slice can access, so we'll seal its slivers' |
| 910 | credentials with the SliceSecret secret. The slivers (which have the slice-wide secret) can then decrypt it. |
| 911 | However, sealing the listing is a time-consuming process (on the order of 10s), so we only want |
| 912 | to do it when we have to. Since *anyone* can ask for the ciphertext of the volume list, |
| 913 | we will cache the list ciphertext for each slice for a long-ish amount of time, so we don't |
| 914 | accidentally DDoS this server. This necessarily means that the sliver might see a stale |
| 915 | volume listing, but that's okay, since the Observer is eventually consistent anyway. |
| 916 | """ |
| 917 | |
| 918 | cached_volumes_json = {} # map slice_name --> (volume name, timeout) |
| 919 | cached_volumes_json_lock = threading.Lock() |
| 920 | |
| 921 | CACHED_VOLUMES_JSON_LIFETIME = 3600 # one hour |
| 922 | |
| 923 | SLICE_SECRET_NAME = "SYNDICATE_SLICE_SECRET" |
| 924 | |
| 925 | def parse_request_path( self, path ): |
| 926 | """ |
| 927 | Parse the URL path into a slice name and (possibly) a volume name or SLICE_SECRET_NAME |
| 928 | """ |
| 929 | path_parts = path.strip("/").split("/") |
| 930 | |
| 931 | if len(path_parts) == 0: |
| 932 | # invalid |
| 933 | return (None, None) |
| 934 | |
| 935 | if len(path_parts) > 2: |
| 936 | # invalid |
| 937 | return (None, None) |
| 938 | |
| 939 | slice_name = path_parts[0] |
| 940 | if len(slice_name) == 0: |
| 941 | # empty string is invalid |
| 942 | return (None, None) |
| 943 | |
| 944 | volume_name = None |
| 945 | |
| 946 | if len(path_parts) > 1: |
| 947 | volume_name = path_parts[1] |
| 948 | |
| 949 | return slice_name, volume_name |
| 950 | |
| 951 | |
| 952 | def reply_data( self, data, datatype="application/json" ): |
| 953 | """ |
| 954 | Give back a 200 response with data. |
| 955 | """ |
| 956 | self.send_response( 200 ) |
| 957 | self.send_header( "Content-Type", datatype ) |
| 958 | self.send_header( "Content-Length", len(data) ) |
| 959 | self.end_headers() |
| 960 | |
| 961 | self.wfile.write( data ) |
| 962 | return |
| 963 | |
| 964 | |
| 965 | def get_volumes_message( self, private_key_pem, observer_secret, slice_name ): |
| 966 | """ |
| 967 | Get the json-ized list of volumes this slice is attached to. |
| 968 | Check the cache, evict stale data if necessary, and on miss, |
| 969 | regenerate the slice volume list. |
| 970 | """ |
| 971 | |
| 972 | # block the cache. |
| 973 | # NOTE: don't release the lock until we've generated credentials. |
| 974 | # Chances are, there's a thundering herd of slivers coming online. |
| 975 | # Block them all until we've generated their slice's credentials, |
| 976 | # and then serve them the cached one. |
| 977 | |
| 978 | self.cached_volumes_json_lock.acquire() |
| 979 | |
| 980 | ret = None |
| 981 | volume_list_json, cache_timeout = self.cached_volumes_json.get( slice_name, (None, None) ) |
| 982 | |
| 983 | if (cache_timeout is not None) and cache_timeout < time.time(): |
| 984 | # expired |
| 985 | volume_list_json = None |
| 986 | |
| 987 | if volume_list_json is None: |
| 988 | # generate a new list and cache it. |
| 989 | |
| 990 | volume_names = get_volumeslice_volume_names( slice_name ) |
| 991 | if volume_names is None: |
| 992 | # nothing to do... |
| 993 | ret = None |
| 994 | |
| 995 | else: |
| 996 | # get the slice secret |
| 997 | slice_secret = get_slice_secret( private_key_pem, slice_name ) |
| 998 | |
| 999 | if slice_secret is None: |
| 1000 | # no such slice |
| 1001 | logger.error("No slice secret for %s" % slice_name) |
| 1002 | ret = None |
| 1003 | |
| 1004 | else: |
| 1005 | # seal and sign |
| 1006 | ret = create_volume_list_blob( private_key_pem, slice_secret, volume_names ) |
| 1007 | |
| 1008 | # cache this |
| 1009 | if ret is not None: |
| 1010 | self.cached_volumes_json[ slice_name ] = (ret, time.time() + self.CACHED_VOLUMES_JSON_LIFETIME ) |
| 1011 | |
| 1012 | else: |
| 1013 | # hit the cache |
| 1014 | ret = volume_list_json |
| 1015 | |
| 1016 | self.cached_volumes_json_lock.release() |
| 1017 | |
| 1018 | return ret |
| 1019 | |
| 1020 | |
| 1021 | def do_GET( self ): |
| 1022 | """ |
| 1023 | Handle one GET |
| 1024 | """ |
| 1025 | slice_name, volume_name = self.parse_request_path( self.path ) |
| 1026 | |
| 1027 | # valid request? |
| 1028 | if volume_name is None and slice_name is None: |
| 1029 | self.send_error( 400 ) |
| 1030 | |
| 1031 | # slice secret request? |
| 1032 | elif volume_name == self.SLICE_SECRET_NAME and slice_name is not None: |
| 1033 | |
| 1034 | # get the slice secret |
| 1035 | ret = get_slice_secret( self.server.private_key_pem, slice_name ) |
| 1036 | |
| 1037 | if ret is not None: |
| 1038 | self.reply_data( ret ) |
| 1039 | return |
| 1040 | else: |
| 1041 | self.send_error( 404 ) |
| 1042 | |
| 1043 | # volume list request? |
| 1044 | elif volume_name is None and slice_name is not None: |
| 1045 | |
| 1046 | # get the list of volumes for this slice |
| 1047 | ret = self.get_volumes_message( self.server.private_key_pem, self.server.observer_secret, slice_name ) |
| 1048 | |
| 1049 | if ret is not None: |
| 1050 | self.reply_data( ret ) |
| 1051 | return |
| 1052 | else: |
| 1053 | self.send_error( 404 ) |
| 1054 | |
| 1055 | # volume credential request? |
| 1056 | elif volume_name is not None and slice_name is not None: |
| 1057 | |
| 1058 | # get the VolumeSlice record |
| 1059 | vs = get_volumeslice( volume_name, slice_name ) |
| 1060 | if vs is None: |
| 1061 | # not found |
| 1062 | self.send_error( 404 ) |
| 1063 | return |
| 1064 | |
| 1065 | else: |
| 1066 | ret = vs.credentials_blob |
| 1067 | if ret is not None: |
| 1068 | self.reply_data( vs.credentials_blob ) |
| 1069 | else: |
| 1070 | # not generated??? |
| 1071 | print "" |
| 1072 | print vs |
| 1073 | print "" |
| 1074 | self.send_error( 503 ) |
| 1075 | return |
| 1076 | |
| 1077 | else: |
| 1078 | # shouldn't get here... |
| 1079 | self.send_error( 500 ) |
| 1080 | return |
| 1081 | |
| 1082 | |
| 1083 | #------------------------------- |
| 1084 | class CredentialServer( BaseHTTPServer.HTTPServer ): |
| 1085 | |
| 1086 | def __init__(self, private_key_pem, observer_secret, server, req_handler ): |
| 1087 | self.private_key_pem = private_key_pem |
| 1088 | self.observer_secret = observer_secret |
| 1089 | BaseHTTPServer.HTTPServer.__init__( self, server, req_handler ) |
| 1090 | |
| 1091 | |
| 1092 | #------------------------------- |
| 1093 | def credential_server_spawn( old_exit_status ): |
| 1094 | """ |
| 1095 | Start our credential server (i.e. in a separate process, started by the watchdog) |
| 1096 | """ |
| 1097 | |
| 1098 | setproctitle.setproctitle( "syndicate-credential-server" ) |
| 1099 | |
| 1100 | private_key = syndicate_storage.read_private_key( CONFIG.SYNDICATE_PRIVATE_KEY ) |
| 1101 | if private_key is None: |
| 1102 | # exit code 255 will be ignored... |
| 1103 | logger.error("Cannot load private key. Exiting...") |
| 1104 | sys.exit(255) |
| 1105 | |
| 1106 | logger.info("Starting Syndicate Observer credential server on port %s" % CONFIG.SYNDICATE_HTTP_PORT) |
| 1107 | |
| 1108 | srv = CredentialServer( private_key.exportKey(), CONFIG.SYNDICATE_OPENCLOUD_SECRET, ('', CONFIG.SYNDICATE_HTTP_PORT), CredentialServerHandler) |
| 1109 | srv.serve_forever() |
| 1110 | |
| 1111 | |
| 1112 | #------------------------------- |
| 1113 | def ensure_credential_server_running( foreground=False, run_once=False ): |
| 1114 | """ |
| 1115 | Instantiate our credential server and keep it running. |
| 1116 | """ |
| 1117 | |
| 1118 | # is the watchdog running? |
| 1119 | pids = syndicate_watchdog.find_by_attrs( "syndicate-credential-server-watchdog", {} ) |
| 1120 | if len(pids) > 0: |
| 1121 | # it's running |
| 1122 | return True |
| 1123 | |
| 1124 | if foreground: |
| 1125 | # run in foreground |
| 1126 | |
| 1127 | if run_once: |
| 1128 | return credential_server_spawn( 0 ) |
| 1129 | |
| 1130 | else: |
| 1131 | return syndicate_watchdog.main( credential_server_spawn, respawn_exit_statuses=range(1,254) ) |
| 1132 | |
| 1133 | |
| 1134 | # not running, and not foregrounding. fork a new one |
| 1135 | try: |
| 1136 | watchdog_pid = os.fork() |
| 1137 | except OSError, oe: |
| 1138 | logger.error("Failed to fork, errno = %s" % oe.errno) |
| 1139 | return False |
| 1140 | |
| 1141 | if watchdog_pid != 0: |
| 1142 | |
| 1143 | # child--become watchdog |
| 1144 | setproctitle.setproctitle( "syndicate-credential-server-watchdog" ) |
| 1145 | |
| 1146 | if run_once: |
| 1147 | syndicate_daemon.daemonize( lambda: credential_server_spawn(0), logfile_path=getattr(CONFIG, "SYNDICATE_HTTP_LOGFILE", None) ) |
| 1148 | |
| 1149 | else: |
| 1150 | syndicate_daemon.daemonize( lambda: syndicate_watchdog.main( credential_server_spawn, respawn_exit_statuses=range(1,254) ), logfile_path=getattr(CONFIG, "SYNDICATE_HTTP_LOGFILE", None) ) |
| 1151 | |
| 1152 | |
| 1153 | #------------------------------- |
| 1154 | # Begin functional tests. |
| 1155 | # Any method starting with ft_ is a functional test. |
| 1156 | #------------------------------- |
| 1157 | |
| 1158 | #------------------------------- |
| 1159 | def ft_syndicate_access(): |
| 1160 | """ |
| 1161 | Functional tests for ensuring objects exist and don't exist in Syndicate. |
| 1162 | """ |
| 1163 | |
| 1164 | fake_user = FakeObject() |
| 1165 | fake_user.email = "fakeuser@opencloud.us" |
| 1166 | |
| 1167 | print "\nensure_user_exists(%s)\n" % fake_user.email |
| 1168 | ensure_user_exists( fake_user.email, is_admin=False, max_UGs=1100, max_RGs=1 ) |
| 1169 | |
| 1170 | print "\nensure_user_exists(%s)\n" % fake_user.email |
| 1171 | ensure_user_exists( fake_user.email, is_admin=False, max_UGs=1100, max_RGs=1 ) |
| 1172 | |
| 1173 | fake_volume = FakeObject() |
| 1174 | fake_volume.name = "fakevolume" |
| 1175 | fake_volume.description = "This is a fake volume, created for funtional testing" |
| 1176 | fake_volume.blocksize = 1024 |
| 1177 | fake_volume.cap_read_data = True |
| 1178 | fake_volume.cap_write_data = True |
| 1179 | fake_volume.cap_host_data = False |
| 1180 | fake_volume.archive = False |
| 1181 | fake_volume.private = True |
| 1182 | |
| 1183 | # test idempotency |
| 1184 | print "\nensure_volume_exists(%s)\n" % fake_volume.name |
| 1185 | ensure_volume_exists( fake_user.email, fake_volume ) |
| 1186 | |
| 1187 | print "\nensure_volume_exists(%s)\n" % fake_volume.name |
| 1188 | ensure_volume_exists( fake_user.email, fake_volume ) |
| 1189 | |
| 1190 | print "\nensure_volume_access_right_exists(%s,%s)\n" % (fake_user.email, fake_volume.name) |
| 1191 | ensure_volume_access_right_exists( fake_user.email, fake_volume.name, 31 ) |
| 1192 | |
| 1193 | print "\nensure_volume_access_right_exists(%s,%s)\n" % (fake_user.email, fake_volume.name) |
| 1194 | ensure_volume_access_right_exists( fake_user.email, fake_volume.name, 31 ) |
| 1195 | |
| 1196 | print "\nensure_volume_access_right_absent(%s,%s)\n" % (fake_user.email, fake_volume.name) |
| 1197 | ensure_volume_access_right_absent( fake_user.email, fake_volume.name ) |
| 1198 | |
| 1199 | print "\nensure_volume_access_right_absent(%s,%s)\n" % (fake_user.email, fake_volume.name) |
| 1200 | ensure_volume_access_right_absent( fake_user.email, fake_volume.name ) |
| 1201 | |
| 1202 | print "\nensure_volume_absent(%s)\n" % fake_volume.name |
| 1203 | ensure_volume_absent( fake_volume.name ) |
| 1204 | |
| 1205 | print "\nensure_volume_absent(%s)\n" % fake_volume.name |
| 1206 | ensure_volume_absent( fake_volume.name ) |
| 1207 | |
| 1208 | print "\nensure_user_absent(%s)\n" % fake_user.email |
| 1209 | ensure_user_absent( fake_user.email ) |
| 1210 | |
| 1211 | print "\nensure_user_absent(%s)\n" % fake_user.email |
| 1212 | ensure_user_absent( fake_user.email ) |
| 1213 | |
| 1214 | |
| 1215 | |
| 1216 | |
| 1217 | print "\nensure_principal_exists(%s)\n" % fake_user.email |
| 1218 | ensure_principal_exists( fake_user.email, "asdf", is_admin=False, max_UGs=1100, max_RGs=1 ) |
| 1219 | |
| 1220 | print "\nensure_principal_exists(%s)\n" % fake_user.email |
| 1221 | ensure_principal_exists( fake_user.email, "asdf", is_admin=False, max_UGs=1100, max_RGs=1 ) |
| 1222 | |
| 1223 | print "\nensure_volume_exists(%s)\n" % fake_volume.name |
| 1224 | ensure_volume_exists( fake_user.email, fake_volume ) |
| 1225 | |
| 1226 | print "\nsetup_volume_access(%s, %s)\n" % (fake_user.email, fake_volume.name) |
| 1227 | setup_volume_access( fake_user.email, fake_volume.name, 31, 38800, "abcdef" ) |
| 1228 | |
| 1229 | print "\nsetup_volume_access(%s, %s)\n" % (fake_user.email, fake_volume.name) |
| 1230 | setup_volume_access( fake_user.email, fake_volume.name, 31, 38800, "abcdef" ) |
| 1231 | |
| 1232 | print "\nteardown_volume_access(%s, %s)\n" % (fake_user.email, fake_volume.name ) |
| 1233 | teardown_volume_access( fake_user.email, fake_volume.name ) |
| 1234 | |
| 1235 | print "\nteardown_volume_access(%s, %s)\n" % (fake_user.email, fake_volume.name ) |
| 1236 | teardown_volume_access( fake_user.email, fake_volume.name ) |
| 1237 | |
| 1238 | print "\nensure_volume_absent(%s)\n" % fake_volume.name |
| 1239 | ensure_volume_absent( fake_volume.name ) |
| 1240 | |
| 1241 | print "\nensure_principal_absent(%s)\n" % fake_user.email |
| 1242 | ensure_principal_absent( fake_user.email ) |
| 1243 | |
| 1244 | |
| 1245 | |
| 1246 | #------------------------------- |
| 1247 | def ft_volumeslice( slice_name ): |
| 1248 | """ |
| 1249 | Functional tests for reading VolumeSlice information |
| 1250 | """ |
| 1251 | print "slice: %s" % slice_name |
| 1252 | |
| 1253 | volumes = get_volumeslice_volume_names( slice_name ) |
| 1254 | |
| 1255 | print "volumes mounted in slice %s:" % slice_name |
| 1256 | for v in volumes: |
| 1257 | print " %s:" % v |
| 1258 | |
| 1259 | vs = get_volumeslice( v, slice_name ) |
| 1260 | |
| 1261 | print " %s" % dir(vs) |
| 1262 | |
| 1263 | |
| 1264 | #------------------------------- |
| 1265 | def ft_get_slice_hostnames( slice_name ): |
| 1266 | """ |
| 1267 | Functional tests for getting slice hostnames |
| 1268 | """ |
| 1269 | |
| 1270 | print "Get slice hostnames for %s" % slice_name |
| 1271 | |
| 1272 | hostnames = get_slice_hostnames( slice_name ) |
| 1273 | import pprint |
| 1274 | |
| 1275 | pp = pprint.PrettyPrinter() |
| 1276 | |
| 1277 | pp.pprint( hostnames ) |
| 1278 | |
| 1279 | |
| 1280 | #------------------------------- |
| 1281 | def ft_syndicate_principal(): |
| 1282 | """ |
| 1283 | Functional tests for creating, reading, and deleting SyndicatePrincipals. |
| 1284 | """ |
| 1285 | print "generating key pair" |
| 1286 | pubkey_pem, privkey_pem = api.generate_key_pair( 4096 ) |
| 1287 | |
| 1288 | user_email = "fakeuser@opencloud.us" |
| 1289 | |
| 1290 | print "saving principal" |
| 1291 | put_principal_data( user_email, "asdf", pubkey_pem, privkey_pem ) |
| 1292 | |
| 1293 | print "fetching principal private key" |
| 1294 | saved_privkey_pem = get_principal_pkey( user_email, "asdf" ) |
| 1295 | |
| 1296 | assert saved_privkey_pem is not None, "Could not fetch saved private key" |
| 1297 | assert saved_privkey_pem == privkey_pem, "Saved private key does not match actual private key" |
| 1298 | |
| 1299 | print "delete principal" |
| 1300 | |
| 1301 | delete_principal_data( user_email ) |
| 1302 | |
| 1303 | print "make sure its deleted..." |
| 1304 | |
| 1305 | saved_privkey_pem = get_principal_pkey( user_email, "asdf" ) |
| 1306 | |
| 1307 | assert saved_privkey_pem is None, "Principal key not deleted" |
| 1308 | |
| 1309 | |
| 1310 | #------------------------------- |
| 1311 | def ft_credential_server(): |
| 1312 | """ |
| 1313 | Functional test for the credential server |
| 1314 | """ |
| 1315 | ensure_credential_server_running( run_once=True, foreground=True ) |
| 1316 | |
| 1317 | |
| 1318 | #------------------------------- |
| 1319 | def ft_seal_and_unseal(): |
| 1320 | """ |
| 1321 | Functional test for sealing/unsealing data |
| 1322 | """ |
| 1323 | print "generating key pair" |
| 1324 | pubkey_pem, privkey_pem = api.generate_key_pair( 4096 ) |
| 1325 | |
| 1326 | sealed_buf = create_sealed_and_signed_blob( privkey_pem, "foo", "hello world") |
| 1327 | print "sealed data is:\n\n%s\n\n" % sealed_buf |
| 1328 | |
| 1329 | buf = verify_and_unseal_blob( pubkey_pem, "foo", sealed_buf ) |
| 1330 | print "unsealed data is: \n\n%s\n\n" % buf |
| 1331 | |
| 1332 | |
| 1333 | # run functional tests |
| 1334 | if __name__ == "__main__": |
| 1335 | sys.path.append("/opt/planetstack") |
| 1336 | os.environ.setdefault("DJANGO_SETTINGS_MODULE", "planetstack.settings") |
| 1337 | |
| 1338 | if len(sys.argv) < 2: |
| 1339 | print "Usage: %s testname [args]" % sys.argv[0] |
| 1340 | |
| 1341 | # call a method starting with ft_, and then pass the rest of argv as its arguments |
| 1342 | testname = sys.argv[1] |
| 1343 | ft_testname = "ft_%s" % testname |
| 1344 | |
| 1345 | test_call = "%s(%s)" % (ft_testname, ",".join(sys.argv[2:])) |
| 1346 | |
| 1347 | print "calling %s" % test_call |
| 1348 | |
| 1349 | rc = eval( test_call ) |
| 1350 | |
| 1351 | print "result = %s" % rc |
| 1352 | |
| 1353 | |