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.
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- (Object) CheckSyntaxErrors(exports)
Check for suspicious allowed lists and warn the user.
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- (Object) CheckUniqueRootForClient(exports, expath, client, eopts)
Report the first error that is encountered while checking for Unique NFSv4 psuedofilesystem root.
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- (Object) ClientRelated(clntexpr1, clntexpr2)
Find out whether client representations are related .abc.com (contains)xyz.abc.com and xyz.* and abc.com are independent.
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- (Object) current_export_dir
Returns currently selected directory configured for export via NFS.
-
- (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.
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- (Object) GetDefaultOpts(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
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# 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
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# 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.
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# File '../../src/include/nfs_server/routines.rb', line 348 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.
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# File '../../src/include/nfs_server/routines.rb', line 369 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.
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# File '../../src/include/nfs_server/routines.rb', line 323 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.
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# File '../../src/include/nfs_server/routines.rb', line 415 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.
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# File '../../src/include/nfs_server/routines.rb', line 164 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 '' is required. 1) Doesn't look default name domain. 2) Doesn't know how to deal with .abc. ; only single '' please :(
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# 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) current_export_dir
Returns currently selected directory configured for export via NFS.
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# File '../../src/include/nfs_server/routines.rb', line 300 def current_export_dir UI.QueryWidget(Id(:exportsbox), :CurrentItem) end |
- (Object) ExportsItems(exports)
Returns a ui table list of mountpoints, id'ed by themselves
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# File '../../src/include/nfs_server/routines.rb', line 238 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.
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# File '../../src/include/nfs_server/routines.rb', line 290 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.
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# File '../../src/include/nfs_server/routines.rb', line 308 def ExportsSelBox(exports) return SelectionBox( Id(:exportsbox), Opt(:notify), # selection box label _("Dire&ctories"), ExportsItems(exports) ) end |
- (Object) FindAllowed(exports, mp)
Find entry in exports according to the mountpoint
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# 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.
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# File '../../src/include/nfs_server/routines.rb', line 249 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(exports, client)
Give out appropriate default options
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# File '../../src/include/nfs_server/routines.rb', line 151 def GetDefaultOpts(exports, client) return @default_options end |
- (Object) initialize_nfs_server_routines(include_target)
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# 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)
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# File '../../src/include/nfs_server/routines.rb', line 456 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 |