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reprepro_uploaders.aug
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(* Module: Reprepro_Uploaders Parses reprepro's uploaders files Author: Raphael Pinson <raphink@gmail.com> About: Reference This lens tries to keep as close as possible to `man 1 reprepro` where possible. About: License This file is licenced under the LGPL v2+, like the rest of Augeas. About: Lens Usage See <lns>. About: Configuration files This lens applies to reprepro's uploaders files. About: Examples The <Test_Reprepro_Uploaders> file contains various examples and tests. *) module Reprepro_Uploaders = (* View: logic_construct_condition A logical construction for <condition> and <condition_list> *) let logic_construct_condition (kw:string) (lns:lens) = [ label kw . lns ] . [ Sep.space . key kw . Sep.space . lns ]* (* View: logic_construct_field A generic definition for <condition_field> *) let logic_construct_field (kw:string) (sep:string) (lns:lens) = [ label kw . lns ] . [ Build.xchgs sep kw . lns ]* (* View: condition_re A condition can be of several types: - source - byhand - sections - sections contain - binaries - binaries contain - architectures - architectures contain While the lens technically also accepts "source contain" and "byhand contain", these are not understood by reprepro. The "contain" types are built by adding a "contain" subnode. See the <condition_field> definition. *) let condition_re = "source" | "byhand" | "sections" | "binaries" | "architectures" (* View: condition_field A single condition field is an 'or' node. It may contain several values, listed in 'or' subnodes: > $reprepro/allow[1]/and/or = "architectures" > $reprepro/allow[1]/and/or/or[1] = "i386" > $reprepro/allow[1]/and/or/or[2] = "amd64" > $reprepro/allow[1]/and/or/or[3] = "all" *) let condition_field = let sto_condition = Util.del_str "'" . store /[^'\n]+/ . Util.del_str "'" in [ key "not" . Sep.space ]? . store condition_re . [ Sep.space . key "contain" ]? . Sep.space . logic_construct_field "or" "|" sto_condition (* View: condition A condition is an 'and' node, representing a union of <condition_fields>, listed under 'or' subnodes: > $reprepro/allow[1]/and > $reprepro/allow[1]/and/or = "architectures" > $reprepro/allow[1]/and/or/or[1] = "i386" > $reprepro/allow[1]/and/or/or[2] = "amd64" > $reprepro/allow[1]/and/or/or[3] = "all" *) let condition = logic_construct_condition "or" condition_field (* View: condition_list A list of <conditions>, inspired by Debctrl.dependency_list An upload condition list is either the wildcard '*', stored verbatim, or an intersection of conditions listed under 'and' subnodes: > $reprepro/allow[1]/and[1] > $reprepro/allow[1]/and[1]/or = "architectures" > $reprepro/allow[1]/and[1]/or/or[1] = "i386" > $reprepro/allow[1]/and[1]/or/or[2] = "amd64" > $reprepro/allow[1]/and[1]/or/or[3] = "all" > $reprepro/allow[1]/and[2] > $reprepro/allow[1]/and[2]/or = "sections" > $reprepro/allow[1]/and[2]/or/contain > $reprepro/allow[1]/and[2]/or/or = "main" *) let condition_list = store "*" | logic_construct_condition "and" condition (* View: by_key When a key is used to authenticate packages, the value can either be a key ID or "any": > $reprepro/allow[1]/by/key = "ABCD1234" > $reprepro/allow[2]/by/key = "any" *) let by_key = let any_key = [ store "any" . Sep.space . key "key" ] in let named_key = [ key "key" . Sep.space . store (Rx.word - "any") ] in value "key" . (any_key | named_key) (* View: by <by> statements define who is allowed to upload. It can be simple keywords, like "anybody" or "unsigned", or a key ID, in which case a "key" subnode is added: > $reprepro/allow[1]/by/key = "ABCD1234" > $reprepro/allow[2]/by/key = "any" > $reprepro/allow[3]/by = "anybody" > $reprepro/allow[4]/by = "unsigned" *) let by = [ key "by" . Sep.space . ( store ("anybody"|"unsigned") | by_key ) ] (* View: entry An entry is an allow statement, e.g.: > $reprepro/allow[1] > $reprepro/allow[1]/and[1] > $reprepro/allow[1]/and[1]/or = "architectures" > $reprepro/allow[1]/and[1]/or/or[1] = "i386" > $reprepro/allow[1]/and[1]/or/or[2] = "amd64" > $reprepro/allow[1]/and[1]/or/or[3] = "all" > $reprepro/allow[1]/and[2] > $reprepro/allow[1]/and[2]/or = "sections" > $reprepro/allow[1]/and[2]/or/contain > $reprepro/allow[1]/and[2]/or/or = "main" > $reprepro/allow[1]/by = "key" > $reprepro/allow[1]/by/key = "ABCD1234" *) let entry = [ key "allow" . Sep.space . condition_list . Sep.space . by . Util.eol ] (* View: lns The lens is made of <Util.empty>, <Util.comment> and <entry> lines *) let lns = (Util.empty|Util.comment|entry)*