Mercurial > farol > farolluz
annotate farolluz/producttree.py @ 47:652f59fbea3a
Docstring update + use a set where due
| author | Benoît Allard <benoit.allard@greenbone.net> |
|---|---|
| date | Tue, 30 Dec 2014 12:29:07 +0100 |
| parents | 1b7f3f4f1238 |
| children |
| rev | line source |
|---|---|
| 0 | 1 # -*- coding: utf-8 -*- |
| 2 # | |
| 3 # Authors: | |
| 4 # Benoît Allard <benoit.allard@greenbone.net> | |
| 5 # | |
| 6 # Copyright: | |
| 7 # Copyright (C) 2014 Greenbone Networks GmbH | |
| 8 # | |
| 9 # This program is free software; you can redistribute it and/or | |
| 10 # modify it under the terms of the GNU General Public License | |
| 11 # as published by the Free Software Foundation; either version 2 | |
| 12 # of the License, or (at your option) any later version. | |
| 13 # | |
| 14 # This program is distributed in the hope that it will be useful, | |
| 15 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 17 # GNU General Public License for more details. | |
| 18 # | |
| 19 # You should have received a copy of the GNU General Public License | |
| 20 # along with this program; if not, write to the Free Software | |
| 21 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 22 | |
| 23 """\ | |
|
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24 Product Tree Objects related to CVRF Documents |
| 0 | 25 """ |
| 26 | |
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27 from .common import ValidationError |
| 0 | 28 |
| 29 class CVRFProductTree(object): | |
| 30 def __init__(self): | |
| 31 # All the branches, they can be order with their `parent` attribute | |
| 32 self._branches = [] | |
| 33 self._groups = [] | |
| 34 self._relationships = [] | |
| 35 self._products = [] | |
| 36 self._groups = [] | |
| 37 | |
| 38 def addProduct(self, product): | |
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39 """ Add to the product list """ |
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40 self._products.append(product) |
| 0 | 41 |
| 42 def addRelationship(self, rel): | |
| 43 self._relationships.append(rel) | |
| 44 | |
| 45 def addGroup(self, group): | |
| 46 self._groups.append(group) | |
| 47 | |
| 48 def getProductForID(self, productid): | |
| 49 for product in self._products: | |
| 50 if product._productid == productid: | |
| 51 return product | |
| 52 raise KeyError(productid) | |
| 53 | |
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54 def getProductForCPE(self, cpe): |
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55 for product in self._products: |
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56 if product._cpe == cpe: |
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57 return product |
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58 raise KeyError(cpe) |
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59 |
| 0 | 60 def getGroupForID(self, groupid): |
| 61 for group in self._groups: | |
| 62 if group._groupid == groupid: | |
| 63 return group | |
| 64 raise KeyError(groupid) | |
| 65 | |
| 66 def decomposeProduct(self, productid): | |
| 67 """ In case of product defined as a relationship (product X installed | |
| 68 on OS Y), this gives us the following tuple: (OS, product). """ | |
| 69 product = self.getProductForID(productid) | |
| 70 parent = product._parent | |
| 71 if parent is None: | |
| 72 return (None, None) | |
| 73 if not isinstance(parent, CVRFRelationship): | |
| 74 return (None, None) | |
| 75 relationtype = parent._relationtype.replace(' ', '').lower() | |
| 76 if relationtype not in ('defaultcomponentof', 'installedon'): | |
| 77 return (None, None) | |
| 78 return ( | |
| 79 self.getProductForID(parent._relatestoproductreference), | |
| 80 self.getProductForID(parent._productreference) | |
| 81 ) | |
| 82 | |
| 83 def getBranch(self, path): | |
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84 """ path is a tuple of indexes """ |
| 0 | 85 if len(path) == 0: |
| 86 return self | |
| 87 branches = self._branches | |
| 88 node = None | |
| 89 for idx in path: | |
| 90 node = branches[idx] | |
| 91 branches = node._childs | |
| 92 return node | |
| 93 | |
| 94 def getBranches(self): | |
| 95 for branch in self._branches: | |
| 96 yield branch | |
| 97 for sub_branch in branch.getBranches(): | |
| 98 yield sub_branch | |
| 99 | |
| 100 def getPath(self): | |
| 101 return () | |
| 102 | |
| 103 def getNameOfRelationship(self, relationship): | |
| 104 if relationship is None: | |
| 105 return '' | |
| 106 return ' '.join((self.getProductForID(relationship._productreference)._name, 'as', | |
| 107 relationship._relationtype.lower(), | |
| 108 self.getProductForID(relationship._relatestoproductreference)._name)) | |
| 109 | |
| 110 def getOrphanedBranches(self, product=None): | |
| 111 """ The branches that could accept `product` as Product Definition """ | |
| 112 white_list = [] | |
| 113 if product is not None: | |
| 114 white_list = [product._parent] | |
| 115 for branch in self.getBranches(): | |
| 116 if (branch in white_list) or branch.isOrphaned(): | |
| 117 yield branch | |
| 118 | |
| 119 def getNotTerminalBranches(self, b2=None): | |
| 120 """\ | |
| 121 The branches that could accept `b2` as new sub-branches | |
| 122 Note that b2 and all its sub-branches cannot be listed | |
| 123 """ | |
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124 black_list = set() |
| 0 | 125 if b2 is not None: |
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126 black_list.add(b2) |
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127 black_list.update(b2.getBranches()) |
| 0 | 128 for branch in self.getBranches(): |
| 129 if branch in black_list: | |
| 130 continue | |
| 131 if branch._product is None: | |
| 132 yield branch | |
| 133 | |
| 134 def getOrphanedRelationships(self, product=None): | |
| 135 """ The relationships that need a product defninition """ | |
| 136 white_list = [] | |
| 137 if product is not None: | |
| 138 white_list = [product.getCurrentRelationship()] | |
| 139 for i, relationship in enumerate(self._relationships): | |
| 140 if (relationship in white_list) or relationship.isOrphaned(): | |
| 141 yield (i, relationship) | |
| 142 | |
| 143 def nbProducts(self): | |
| 144 """ Amount of 'raw' Products """ | |
| 145 return len([p for p in self._products if p._parent is self]) | |
| 146 | |
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147 def importTree(self, tree): |
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148 """ tree is a list of tuple (type, value) like the one generated by |
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149 getTree() """ |
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150 if len(tree) == 0: |
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151 return self |
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152 found = None |
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153 for branch in self._branches: |
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154 if branch.getTree() == tree[:1]: |
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155 found = branch |
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156 if found is None: |
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157 found = CVRFProductBranch(tree[0][0], tree[0][1], self) |
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158 return found.importTree(tree, 1) |
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159 |
| 0 | 160 def validate(self): |
| 161 for branch in self._branches: | |
| 162 branch.validate() | |
| 163 productids = set() | |
| 164 for product in self._products: | |
| 165 product.validate() | |
| 166 if product._productid in productids: | |
| 167 raise ValidationError('Each ProductID must be unique (%s)' % product._productid) | |
| 168 productids.add(product._productid) | |
| 169 for relationship in self._relationships: | |
| 170 relationship.validate() | |
| 171 for productid in (relationship._productreference, | |
| 172 relationship._relatestoproductreference): | |
| 173 if productid not in productids: | |
| 174 raise ValidationError('ProductID %s is unknown' % productid) | |
| 175 groupids = set() | |
| 176 for group in self._groups: | |
| 177 group.validate() | |
| 178 if group._groupid in groupids: | |
| 179 raise ValidationError('Duplicated GroupID: %s' % group._groupid) | |
| 180 groupids.add(group._groupid) | |
| 181 for productid in group._productids: | |
| 182 if productid not in productids: | |
| 183 raise ValidationError('ProductID %s is unknown' % productid) | |
| 184 return productids, groupids | |
| 185 | |
| 186 def __str__(self): | |
| 187 return 'Products: %s' % '\n'.join(str(p) for p in self._products) | |
| 188 | |
| 189 | |
| 190 class CVRFProductBranch(object): | |
| 191 TYPES = ('Vendor', 'Product Family', 'Product Name', 'Product Version', | |
| 192 'Patch Level', 'Service Pack', 'Architecture', 'Language', | |
| 193 'Legacy', 'Specification') | |
| 194 def __init__(self, _type, name, parentbranch): | |
| 195 self._type = _type | |
| 196 self._name = name | |
| 197 self._childs = [] | |
| 198 self._product = None | |
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199 self.link(parentbranch) |
| 0 | 200 |
| 201 def getParent(self): | |
| 202 return self._parentbranch | |
| 203 | |
| 204 def getPath(self, string=False): | |
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205 """ return the path to that branch element as a tuple or as '/' |
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206 separated string """ |
| 0 | 207 if self.isRoot(): |
| 208 for i, b in enumerate(self._parentbranch._branches): | |
| 209 if b is self: | |
| 210 if string: | |
| 211 return '%d' % i | |
| 212 return (i, ) | |
| 213 else: | |
| 214 for i, b in enumerate(self._parentbranch._childs): | |
| 215 if b is self: | |
| 216 if string: | |
| 217 return '/'.join([self._parentbranch.getPath(string), '%d' % i]) | |
| 218 return self._parentbranch.getPath(string) + (i,) | |
| 219 if string: | |
| 220 return '' | |
| 221 return () | |
| 222 | |
| 223 def getTree(self): | |
| 224 """ this returns a list of tuples (type, name) leading to here""" | |
| 225 if self.isRoot(): | |
| 226 return [(self._type, self._name)] | |
| 227 return self._parentbranch.getTree() + [(self._type, self._name)] | |
| 228 | |
| 229 def getName(self): | |
| 230 return ' / '.join("%s: %s" % (type_, name) for type_, name in self.getTree()) | |
| 231 | |
| 232 def getParentPath(self): | |
| 233 """ return as string the path to the parent """ | |
| 234 return '/'.join('%s' % p for p in self.getPath()[:-1]) | |
| 235 | |
| 236 def isRoot(self): | |
| 237 return isinstance(self._parentbranch, CVRFProductTree) | |
| 238 | |
| 239 def isOrphaned(self): | |
| 240 """ Has no childs and no product """ | |
| 241 return len(self._childs) == 0 and (self._product is None) | |
| 242 | |
| 243 def getBranches(self): | |
| 244 for branch in self._childs: | |
| 245 yield branch | |
| 246 for sub_branch in branch.getBranches(): | |
| 247 yield sub_branch | |
| 248 | |
| 249 def unlink(self): | |
| 250 """ Unset our _parent, and remove us from the _parent._childs """ | |
| 251 if self.isRoot(): | |
| 252 self.getParent()._branches.remove(self) | |
| 253 else: | |
| 254 self.getParent()._childs.remove(self) | |
| 255 self._parentbranch = None | |
| 256 | |
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257 def link(self, parent): |
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258 """ Set the parent, and add ourself to our parent's childs """ |
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259 self._parentbranch = parent |
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260 if self.isRoot(): |
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261 parent._branches.append(self) |
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262 else: |
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263 parent._childs.append(self) |
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264 |
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265 def importTree(self, tree, index): |
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266 """ tree is a list of tuple (type, value) like the one generated by |
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267 getTree() """ |
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268 if len(tree) == index: |
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269 return self |
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270 found = None |
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271 for branch in self._childs: |
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272 if branch.getTree() == tree[:index + 1]: |
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273 found = branch |
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274 if found is None: |
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275 found = CVRFProductBranch(tree[index][0], tree[index][1], self) |
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276 return found.importTree(tree, index + 1) |
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277 |
| 0 | 278 def validate(self): |
| 279 if not self._type: | |
| 280 raise ValidationError('A Branch must have a Type') | |
| 281 if self._type not in self.TYPES: | |
| 282 raise ValidationError('A Branch Type must be one of %s' % ', '.join(self.TYPES)) | |
| 283 if not self._name: | |
| 284 raise ValidationError('A Branch must have a Name') | |
| 285 for branch in self._childs: | |
| 286 branch.validate() | |
| 287 if self.isOrphaned(): | |
| 288 raise ValidationError('A Branch must have at least a sub-product or sub-branches') | |
| 289 | |
| 290 def __str__(self): | |
| 291 return "%s: %s" % (self._type, self._name) | |
| 292 | |
| 293 | |
| 294 class CVRFFullProductName(object): | |
| 295 def __init__(self, productid, name, parent, cpe=None): | |
| 296 self._productid = productid | |
| 297 self._name = name | |
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298 self._cpe = cpe |
| 0 | 299 # Can be None (directly under the tree), a ProductBranch, or a |
| 300 # Relationship | |
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301 self.link(parent) |
| 0 | 302 |
| 303 def isRoot(self): | |
| 304 return isinstance(self._parent, CVRFProductTree) | |
| 305 | |
| 306 def isRelationship(self): | |
| 307 return isinstance(self._parent, CVRFRelationship) | |
| 308 | |
| 309 def getTree(self): | |
| 310 if not isinstance(self._parent, CVRFProductBranch): | |
| 311 return [] | |
| 312 return self._parent.getTree() | |
| 313 | |
| 314 def getParentPath(self): | |
| 315 if self.isRoot() or self.isRelationship(): | |
| 316 return '' | |
| 317 return self._parent.getPath(True) | |
| 318 | |
| 319 def getCurrentRelationship(self): | |
| 320 if self.isRelationship(): | |
| 321 return self._parent | |
| 322 return None | |
| 323 | |
| 324 def unlink(self): | |
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325 """ Unset our _parent, and remove us from the _parent._childs |
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326 We are still in the product list. |
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327 """ |
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328 if not self.isRoot(): |
| 0 | 329 self._parent._product = None |
| 330 self._parent = None | |
| 331 | |
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332 def link(self, parent): |
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333 self._parent = parent |
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334 if not self.isRoot(): |
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335 parent._product = self |
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dcc946b30343
Consolidate productTree edition
Benoît Allard <benoit.allard@greenbone.net>
parents:
14
diff
changeset
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336 |
| 0 | 337 def validate(self): |
| 338 if not self._productid: | |
| 339 raise ValidationError('A Product must have a ProductID') | |
| 340 if not self._name: | |
| 341 raise ValidationError('A Product must have a Name') | |
| 342 | |
| 343 def __str__(self): | |
| 344 return "%s (%s)" % (self._productid, self._name) | |
| 345 | |
| 346 | |
| 347 class CVRFRelationship(object): | |
| 348 TYPES = ('Default Component Of', 'Optional Component Of', | |
| 349 'External Component Of', 'Installed On', 'Installed With') | |
| 350 def __init__(self, productref, reltype, relatestoproductref): | |
| 351 self._productreference = productref | |
| 352 self._relationtype = reltype | |
| 353 self._relatestoproductreference = relatestoproductref | |
| 354 self._product = None | |
| 355 | |
| 356 def getParent(self): | |
| 357 """ All parent element of a FullProductName should implement that | |
| 358 method """ | |
| 359 return None | |
| 360 | |
| 361 def isOrphaned(self): | |
| 362 return self._product is None | |
| 363 | |
| 364 def validate(self): | |
| 365 if not self._productreference: | |
| 366 raise ValidationError('A Relationship must have a Product Reference') | |
| 367 if not self._relationtype: | |
| 368 raise ValidationError('A Relationship must have a Relation Type') | |
| 369 if self._relationtype not in self.TYPES: | |
| 370 raise ValidationError('Relation Type must be one of %s' % ', '.join(self.TYPES)) | |
| 371 if not self._relatestoproductreference: | |
| 372 raise ValidationError('A Relationship must have a "Relates To product Reference"') | |
| 373 if self._productreference == self._relatestoproductreference: | |
| 374 raise ValidationError('A Relationship cannot reference twice the same Product') | |
| 375 | |
| 376 | |
| 377 class CVRFGroup(object): | |
| 378 def __init__(self, groupid): | |
| 379 self._groupid = groupid | |
| 380 self._description = None | |
| 381 self._productids = [] | |
| 382 | |
| 383 def setDescription(self, description): | |
| 384 self._description = description | |
| 385 | |
| 386 def addProductID(self, productid): | |
| 387 self._productids.append(productid) | |
| 388 | |
| 389 def getTitle(self): | |
| 390 if self._description: | |
| 391 return "%s (%d products)" % (self._description, len(self._productids)) | |
| 392 return "#%s (%d products)" % (self._groupid, len(self._productids)) | |
| 393 | |
| 394 def validate(self): | |
| 395 if not self._groupid: | |
| 396 raise ValidationError('A Group must have a GroupID') | |
| 397 if not self._productids or len(self._productids) < 2: | |
| 398 raise ValidationError('A Group must contain at least two products') | |
| 399 |