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automaster.aug
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(* Module: Automaster Parses autofs' auto.master files Author: Dominic Cleal <dcleal@redhat.com> About: Reference See auto.master(5) About: License This file is licenced under the LGPL v2+, like the rest of Augeas. About: Lens Usage To be documented About: Configuration files This lens applies to /etc/auto.master, auto_master and /etc/auto.master.d/* files. About: Examples The <Test_Automaster> file contains various examples and tests. *) module Automaster = autoload xfm (************************************************************************ * Group: USEFUL PRIMITIVES *************************************************************************) (* View: eol *) let eol = Util.eol (* View: empty *) let empty = Util.empty (* View: comment *) let comment = Util.comment (* View mount *) let mount = /[^+ \t\n#]+/ (* View: type yp, file, dir etc but not ldap *) let type = Rx.word - /ldap/ (* View: format sun, hesoid *) let format = Rx.word (* View: name *) let name = /[^: \t\n]+/ (* View: host *) let host = /[^:# \n\t]+/ (* View: dn *) let dn = /[^:# \n\t]+/ (* An option label can't contain comma, comment, equals, or space *) let optlabel = /[^,#= \n\t]+/ let spec = /[^,# \n\t][^ \n\t]*/ (* View: optsep *) let optsep = del /[ \t,]+/ "," (************************************************************************ * Group: ENTRIES *************************************************************************) (* View: map_format *) let map_format = [ label "format" . store format ] (* View: map_type *) let map_type = [ label "type" . store type ] (* View: map_name *) let map_name = [ label "map" . store name ] (* View: map_generic Used for all except LDAP maps which are parsed further *) let map_generic = ( map_type . ( Sep.comma . map_format )? . Sep.colon )? . map_name (* View: map_ldap_name Split up host:dc=foo into host/map nodes *) let map_ldap_name = ( [ label "host" . store host ] . Sep.colon )? . [ label "map" . store dn ] (* View: map_ldap *) let map_ldap = [ label "type" . store "ldap" ] . ( Sep.comma . map_format )? . Sep.colon . map_ldap_name (* View: comma_spc_sep_list Parses options either for filesystems or autofs *) let comma_spc_sep_list (l:string) = let value = [ label "value" . Util.del_str "=" . store Rx.neg1 ] in let lns = [ label l . store optlabel . value? ] in Build.opt_list lns optsep (* View: map_mount Mountpoint and whitespace, followed by the map info *) let map_mount = [ seq "map" . store mount . Util.del_ws_tab . ( map_generic | map_ldap ) . ( Util.del_ws_spc . comma_spc_sep_list "opt" )? . Util.eol ] (* map_master "+" to include more master entries and optional whitespace *) let map_master = [ seq "map" . store "+" . Util.del_opt_ws "" . ( map_generic | map_ldap ) . ( Util.del_ws_spc . comma_spc_sep_list "opt" )? . Util.eol ] (* View: lns *) let lns = ( empty | comment | map_mount | map_master ) * (* Variable: filter *) let filter = incl "/etc/auto.master" . incl "/etc/auto_master" . incl "/etc/auto.master.d/*" . Util.stdexcl let xfm = transform lns filter