Module: Yast::NfsServerRoutinesInclude
- Defined in:
- ../../src/include/nfs_server/routines.rb
Instance Method Summary (collapse)
-
- (Object) AllowedTableItems(allowed)
A ui table list of items.
-
- ("hosts", "opts") AllowedToHostsOpts(hosts)
Split the allowed host specification.
-
- (Object) CheckExportOptions(options)
Check for the validity of export options: [A-Za-z0-9=/.:,_-]* If invalid, a message is displayed.
-
- (Object) CheckExportOptions_strict(options)
Check for the validity of export options: only those listed in exports(5) are accepted.
-
- (Object) CheckNoSpaces(name)
Check for the validity of client specification: fewer than 70 chars, no blanks.
-
- (Object) CheckSyntaxErrors(exports)
Check for suspicious allowed lists and warn the user.
-
- (Object) CheckUniqueRootForClient(exports, expath, client, eopts)
Report the first error that is encountered while checking for Unique NFSv4 psuedofilesystem root.
-
- (Object) ClientRelated(clntexpr1, clntexpr2)
Find out whether client representations are related .abc.com (contains)xyz.abc.com and xyz.* and abc.com are independent.
-
- (Object) ExportsItems(exports)
A ui table list of mountpoints, id'ed by themselves.
-
- (Object) ExportsRows(exports)
A ui table list of mountpoints and the corresponding bindmount targets, if any.
-
- (Object) ExportsSelBox(exports)
A SelectionBox for the mountpoints,
id(
exportsbox) containing list of exported directory paths. -
- (Object) FindAllowed(exports, mp)
Find entry in exports according to the mountpoint.
-
- (Object) getbindpaths(entry)
A string that has comma-separated list of bind target paths.
-
- (Object) GetDefaultOpts(nfsv4, exports, client)
Give out appropriate default options.
- - (Object) initialize_nfs_server_routines(include_target)
-
- (Object) ReplaceInExports(exports, mountpoint, allowed)
Replaces 'allowed' list in exports (for specified mountpoint).
Instance Method Details
- (Object) AllowedTableItems(allowed)
Returns a ui table list of items
59 60 61 62 63 64 65 66 67 68 69 70 71 72 |
# File '../../src/include/nfs_server/routines.rb', line 59 def AllowedTableItems(allowed) allowed = deep_copy(allowed) count = 0 Builtins.maplist(allowed) do |str| sp = AllowedToHostsOpts(str) it = Item( Id(count), Ops.add(Ops.get(sp, 0, ""), " "), Ops.add(Ops.get(sp, 1, ""), " ") ) count = Ops.add(count, 1) deep_copy(it) end end |
- ("hosts", "opts") AllowedToHostsOpts(hosts)
Split the allowed host specification
43 44 45 46 47 48 49 50 51 52 53 54 |
# File '../../src/include/nfs_server/routines.rb', line 43 def AllowedToHostsOpts(hosts) brpos = Builtins.findfirstof(hosts, "(") opts = "" if brpos != nil opts = Builtins.substring(hosts, Ops.add(brpos, 1)) hosts = Builtins.substring(hosts, 0, brpos) brpos = Builtins.findfirstof(opts, ")") opts = Builtins.substring(opts, 0, brpos) if brpos != nil end [hosts, opts] end |
- (Object) CheckExportOptions(options)
Check for the validity of export options: [A-Za-z0-9=/.:,_-]* If invalid, a message is displayed.
400 401 402 403 404 405 406 407 408 409 410 411 412 |
# File '../../src/include/nfs_server/routines.rb', line 400 def CheckExportOptions() # colon is allowed for sec= option, see man 5 exports if Builtins.regexpmatch(, "[^A-Za-z0-9=/.:,_-]") # error popup message Report.Error( _( "Invalid option.\nOnly letters, digits, and the characters =/.:,_- are allowed." ) ) return false end true end |
- (Object) CheckExportOptions_strict(options)
Check for the validity of export options: only those listed in exports(5) are accepted. Unused - to allow not only nfs-utils but also nfs-server. If invalid, a message is displayed.
421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 |
# File '../../src/include/nfs_server/routines.rb', line 421 def CheckExportOptions_strict() o1 = [ "secure", "insecure", "rw", "ro", "sync", "async", "no_wdelay", "wdelay", "nohide", "hide", "no_subtree_check", "subtree_check", "insecure_locks", "secure_locks", "no_auth_nlm", "auth_nlm", "root_squash", "no_root_squash", "all_squash", "no_all_squash" ] o_value = ["anonuid", "anongid"] opts = Builtins.splitstring(, ",") ret = true opts = Builtins.filter(opts) { |e| !Builtins.contains(o1, e) } Builtins.foreach(opts) do |e| opt = Builtins.splitstring(e, "=") if !Builtins.contains(o_value, Ops.get(opt, 0, "")) # error popup message Popup.Error(Builtins.sformat(_("Unknown option: '%1'"), e)) ret = false elsif Builtins.size(opt) != 2 || !Builtins.regexpmatch(Ops.get(opt, 1, ""), "[0-9]+") # error popup message Popup.Error(Builtins.sformat(_("Invalid option: '%1'"), e)) ret = false end end ret end |
- (Object) CheckNoSpaces(name)
Check for the validity of client specification: fewer than 70 chars, no blanks. If invalid, a message is displayed.
375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 |
# File '../../src/include/nfs_server/routines.rb', line 375 def CheckNoSpaces(name) if Ops.less_than(Builtins.size(name), 70) && Builtins.findfirstof(name, " \t") == nil return true else # error popup message Report.Message( Builtins.sformat( _( "The wild card or options string is invalid.\n" + "It must be shorter than 70 characters and it\n" + "must not contain spaces.\n" ) ) ) end false end |
- (Object) CheckSyntaxErrors(exports)
Check for suspicious allowed lists and warn the user. Like "host(rw, sync)" with the space.
467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 |
# File '../../src/include/nfs_server/routines.rb', line 467 def CheckSyntaxErrors(exports) exports = deep_copy(exports) bad_shares = {} Builtins.foreach(exports) do |entry| Builtins.foreach( Convert.convert( Ops.get(entry, "allowed") { ["()"] }, :from => "any", :to => "list <string>" ) ) do |client| if Builtins.search(client, "(") == nil || Builtins.search(client, ")") == nil Ops.set(bad_shares, Ops.get_string(entry, "mountpoint", "?"), true) end end end bad_shares_l = Builtins.maplist(bad_shares) { |s, d| s } bad_shares_s = Builtins.mergestring(bad_shares_l, ", ") if bad_shares_s != "" # %1 is a list of exported paths Report.Warning( Builtins.sformat( _( "There are unbalanced parentheses in export options\n" + "for %1.\n" + "Likely, there is a spurious whitespace in the configuration file.\n" ), bad_shares_s ) ) end nil end |
- (Object) CheckUniqueRootForClient(exports, expath, client, eopts)
Report the first error that is encountered while checking for Unique NFSv4 psuedofilesystem root.
208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 |
# File '../../src/include/nfs_server/routines.rb', line 208 def CheckUniqueRootForClient(exports, expath, client, eopts) exports = deep_copy(exports) exportpath = "" errorstring = nil clientrelation = 0 if !Builtins.issubstring(eopts, "fsid=0") # Then no need to check for conflict. return nil end Builtins.foreach( Convert.convert( exports, :from => "list <map>", :to => "list <map <string, any>>" ) ) do |entry| exportpath = Ops.get_string(entry, "mountpoint", "") Builtins.foreach( Convert.convert( Ops.get(entry, "allowed") { ["()"] }, :from => "any", :to => "list <string>" ) ) do |hostops| opts = "" clientexpr = "" pos = Builtins.findfirstof(hostops, "(") if pos != nil opts = Builtins.substring(hostops, Ops.add(pos, 1)) clientexpr = Builtins.substring(hostops, 0, pos) pos = Builtins.findfirstof(opts, ")") opts = Builtins.substring(opts, 0, pos) if pos != nil end clientrelation = ClientRelated(client, clientexpr) if clientrelation != 0 if Builtins.issubstring(opts, "fsid=0") if exportpath != expath if clientrelation == 1 errorstring = Builtins.sformat( _( "%3 and %4 are both exported with the option fsid=0\nfor the same client '%1' (contained in '%2')" ), client, clientexpr, expath, exportpath ) else errorstring = Builtins.sformat( _( "%3 and %4 are both exported with the option fsid=0\nfor the same client '%1' (contained in '%2')" ), clientexpr, client, expath, exportpath ) end raise Break end end end end raise Break if errorstring != nil end errorstring end |
- (Object) ClientRelated(clntexpr1, clntexpr2)
Find out whether client representations are related .abc.com (contains)xyz.abc.com and xyz.* and abc.com are independent
FIXME This is not too intelligent. Ideally a while loop with matching '<em>' is required. 1) Doesn't look default name domain. 2) Doesn't know how to deal with .abc. ; only single '</em>' please :(
104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 |
# File '../../src/include/nfs_server/routines.rb', line 104 def ClientRelated(clntexpr1, clntexpr2) pos = Builtins.findfirstof(clntexpr2, "*") len = Builtins.size(clntexpr2) clntexpr2 = Builtins.tolower(clntexpr2) clntexpr1 = Builtins.tolower(clntexpr1) if pos == nil pos = Builtins.findfirstof(clntexpr1, "*") return 0 if pos == nil # FIXME We must continue investigating with name/ip resolution # Both expressions not having *, doesn't mean they are not # related. return Ops.multiply(-1, ClientRelated(clntexpr2, clntexpr1)) end return 1 if clntexpr2 == "*" return 1 if clntexpr1 == clntexpr2 if pos == Ops.subtract(len, 1) # expressions of type abc.xyz.* check = Builtins.substring(clntexpr2, 0, pos) matchpos = Builtins.findfirstof(clntexpr1, check) return 1 if matchpos == 0 elsif pos == 0 check = Builtins.substring(clntexpr2, 1) matchpos = Builtins.findfirstof(clntexpr1, check) right = Builtins.substring(clntexpr1, matchpos) return 1 if check == right else # expressions of type abc.*.xyz checkleft = Builtins.substring(clntexpr2, 0, pos) matchpos = Builtins.findfirstof(clntexpr1, checkleft) if matchpos == 0 checkright = Builtins.substring(clntexpr2, Ops.add(pos, 1)) matchpos2 = Builtins.findfirstof(clntexpr1, checkright) right = Builtins.substring(clntexpr1, matchpos2) return 1 if checkright == right end end 0 end |
- (Object) ExportsItems(exports)
Returns a ui table list of mountpoints, id'ed by themselves
282 283 284 285 286 287 288 |
# File '../../src/include/nfs_server/routines.rb', line 282 def ExportsItems(exports) exports = deep_copy(exports) Builtins.maplist(exports) do |entry| str = Ops.get_string(entry, "mountpoint", "") Item(Id(str), Ops.add(str, " ")) end end |
- (Object) ExportsRows(exports)
Returns a ui table list of mountpoints and the corresponding bindmount targets, if any.
334 335 336 337 338 339 340 341 |
# File '../../src/include/nfs_server/routines.rb', line 334 def ExportsRows(exports) exports = deep_copy(exports) Builtins.maplist(exports) do |entry| exportpath = Ops.get_string(entry, "mountpoint", "") bindpaths = getbindpaths(entry) Item(Id(exportpath), Ops.add(exportpath, " "), bindpaths) end end |
- (Object) ExportsSelBox(exports)
Returns a SelectionBox for the mountpoints, id(
exportsbox)
containing
list of exported directory paths.
If nfsv4 is enabled return a
table of 2 colums, first being the
export path and the second one having
bindmount targets as specified
by in the export entries in /etc/exports
350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 |
# File '../../src/include/nfs_server/routines.rb', line 350 def ExportsSelBox(exports) exports = deep_copy(exports) if NfsServer.enable_nfsv4 return Table( Id(:exptable), Opt(:notify, :immediate), Header(_("Directories"), _("Bindmount Targets")), ExportsRows(exports) ) else return SelectionBox( Id(:exportsbox), Opt(:notify), # selection box label _("Dire&ctories"), ExportsItems(exports) ) end end |
- (Object) FindAllowed(exports, mp)
Find entry in exports according to the mountpoint
78 79 80 81 82 83 84 85 86 87 88 89 90 |
# File '../../src/include/nfs_server/routines.rb', line 78 def FindAllowed(exports, mp) exports = deep_copy(exports) flt = Builtins.filter(exports) do |ent| Ops.get_string(ent, "mountpoint", "") == mp end return nil if flt == nil || Builtins.size(flt) == 0 Convert.convert( Ops.get(flt, [0, "allowed"]), :from => "any", :to => "list <string>" ) end |
- (Object) getbindpaths(entry)
Returns a string that has comma-separated list of bind target paths.
293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 |
# File '../../src/include/nfs_server/routines.rb', line 293 def getbindpaths(entry) entry = deep_copy(entry) exportpath = Ops.get_string(entry, "mountpoint", "") clients = Convert.convert( Ops.get(entry, "allowed") { ["()"] }, :from => "any", :to => "list <string>" ) bindpaths = "" paths = [] Builtins.foreach(clients) do |hostopts| pos = Builtins.findfirstof(hostopts, "(") opts = Builtins.substring(hostopts, Ops.add(pos, 1)) clientexpr = Builtins.substring(hostopts, 0, pos) bindpath = "" pos = Builtins.findfirstof(opts, ")") opts = Builtins.substring(opts, 0, pos) if pos != nil if opts == "" Builtins.y2error( "Your /etc/exports file has errors. The export path %1 has no export options specified.", exportpath ) end pos = Builtins.search(opts, "bind=") if pos != nil bindpath = Builtins.substring(opts, Ops.add(pos, 5)) pos = Builtins.findfirstof(bindpath, ",") bindpath = Builtins.substring(bindpath, 0, pos) if pos != nil end paths = Builtins.prepend(paths, bindpath) if bindpath != "" end bindpaths = Builtins.mergestring(paths, ",") if Builtins.size(paths) != 0 bindpaths end |
- (Object) GetDefaultOpts(nfsv4, exports, client)
Give out appropriate default options
152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 |
# File '../../src/include/nfs_server/routines.rb', line 152 def GetDefaultOpts(nfsv4, exports, client) exports = deep_copy(exports) withfsid = false return @default_options if !nfsv4 Builtins.foreach( Convert.convert( exports, :from => "list <map>", :to => "list <map <string, any>>" ) ) do |entry| Builtins.foreach( Convert.convert( Ops.get(entry, "allowed") { ["()"] }, :from => "any", :to => "list <string>" ) ) do |hostops| pos = Builtins.findfirstof(hostops, "(") opts = "" clientexpr = "" if pos != nil opts = Builtins.substring(hostops, Ops.add(pos, 1)) clientexpr = Builtins.substring(hostops, 0, pos) pos = Builtins.findfirstof(opts, ")") opts = Builtins.substring(opts, 0, pos) if pos != nil end if ClientRelated(client, clientexpr) != 0 if Builtins.issubstring(opts, "fsid=0") withfsid = true raise Break end end end raise Break if withfsid end if withfsid return @default_options else return Ops.add("fsid=0,crossmnt,", @default_options) end # bnc#471874 c1 end |
- (Object) initialize_nfs_server_routines(include_target)
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 |
# File '../../src/include/nfs_server/routines.rb', line 23 def initialize_nfs_server_routines(include_target) textdomain "nfs_server" Yast.import "NfsServer" Yast.import "Popup" Yast.import "Report" # nfs-utils-1.0.1 gives a warning # if neither of sync, async is specified. # # no_subtree_check: # http://nfs.sourceforge.net/#faq_c7 # nfs-utils-1.1.0, will switch the default from subtree_check # to no_subtree_check (#233709) @default_options = "ro,root_squash,sync,no_subtree_check" end |
- (Object) ReplaceInExports(exports, mountpoint, allowed)
Replaces 'allowed' list in exports (for specified mountpoint)
508 509 510 511 512 513 514 515 516 517 |
# File '../../src/include/nfs_server/routines.rb', line 508 def ReplaceInExports(exports, mountpoint, allowed) exports = deep_copy(exports) allowed = deep_copy(allowed) Builtins.maplist(exports) do |entry| if Ops.get_string(entry, "mountpoint", "") == mountpoint entry = Builtins.add(entry, "allowed", allowed) end deep_copy(entry) end end |