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