From: Michael Orlitzky Date: Wed, 24 Apr 2024 10:59:59 +0000 (-0400) Subject: list-remote-forwards.cabal: delete the redundant description X-Git-Url: http://gitweb.michael.orlitzky.com/?p=list-remote-forwards.git;a=commitdiff_plain;h=HEAD;hp=e6d84b7f4768775949f6539b251b3ac54ccb0fd0 list-remote-forwards.cabal: delete the redundant description I'm tired of maintaining this. --- diff --git a/doc/COPYING b/doc/COPYING new file mode 100644 index 0000000..bdda28d --- /dev/null +++ b/doc/COPYING @@ -0,0 +1,15 @@ +list-remote-forwards: keep tabs on remote forwards in your MTA +Copyright (C) 2024 Michael Orlitzky + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU Affero General Public License as +published by the Free Software Foundation, either version 3 of the +License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU Affero General Public License for more details. + +You should have received a copy of the GNU Affero General Public License +along with this program. If not, see . diff --git a/doc/LICENSE b/doc/LICENSE index bc08fe2..dba13ed 100644 --- a/doc/LICENSE +++ b/doc/LICENSE @@ -1,5 +1,5 @@ - GNU GENERAL PUBLIC LICENSE - Version 3, 29 June 2007 + GNU AFFERO GENERAL PUBLIC LICENSE + Version 3, 19 November 2007 Copyright (C) 2007 Free Software Foundation, Inc. Everyone is permitted to copy and distribute verbatim copies @@ -7,17 +7,15 @@ Preamble - The GNU General Public License is a free, copyleft license for -software and other kinds of works. + The GNU Affero General Public License is a free, copyleft license for +software and other kinds of works, specifically designed to ensure +cooperation with the community in the case of network server software. The licenses for most software and other practical works are designed to take away your freedom to share and change the works. By contrast, -the GNU General Public License is intended to guarantee your freedom to +our General Public Licenses are intended to guarantee your freedom to share and change all versions of a program--to make sure it remains free -software for all its users. We, the Free Software Foundation, use the -GNU General Public License for most of our software; it applies also to -any other work released this way by its authors. You can apply it to -your programs, too. +software for all its users. When we speak of free software, we are referring to freedom, not price. Our General Public Licenses are designed to make sure that you @@ -26,44 +24,34 @@ them if you wish), that you receive source code or can get it if you want it, that you can change the software or use pieces of it in new free programs, and that you know you can do these things. - To protect your rights, we need to prevent others from denying you -these rights or asking you to surrender the rights. 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If the Program specifies that a proxy can decide which future -versions of the GNU General Public License can be used, that proxy's +versions of the GNU Affero General Public License can be used, that proxy's public statement of acceptance of a version permanently authorizes you to choose that version for the Program. @@ -617,3 +615,47 @@ reviewing courts shall apply local law that most closely approximates an absolute waiver of all civil liability in connection with the Program, unless a warranty or assumption of liability accompanies a copy of the Program in return for a fee. + + END OF TERMS AND CONDITIONS + + How to Apply These Terms to Your New Programs + + If you develop a new program, and you want it to be of the greatest +possible use to the public, the best way to achieve this is to make it +free software which everyone can redistribute and change under these terms. + + To do so, attach the following notices to the program. It is safest +to attach them to the start of each source file to most effectively +state the exclusion of warranty; and each file should have at least +the "copyright" line and a pointer to where the full notice is found. + + + Copyright (C) + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see . + +Also add information on how to contact you by electronic and paper mail. + + If your software can interact with users remotely through a computer +network, you should also make sure that it provides a way for users to +get its source. For example, if your program is a web application, its +interface could display a "Source" link that leads users to an archive +of the code. There are many ways you could offer source, and different +solutions will be better for different programs; see section 13 for the +specific requirements. + + You should also get your employer (if you work as a programmer) or school, +if any, to sign a "copyright disclaimer" for the program, if necessary. +For more information on this, and how to apply and follow the GNU AGPL, see +. diff --git a/doc/man1/list-remote-forwards.1 b/doc/man1/list-remote-forwards.1 index 77eec6e..851cd60 100644 --- a/doc/man1/list-remote-forwards.1 +++ b/doc/man1/list-remote-forwards.1 @@ -15,10 +15,10 @@ A list of addresses that are forwarded to remote domains. .SH DESCRIPTION .P A list of local domains is supplied to the program (more or less) -through the \fI\-\-domain\-query\fR option. Any addresses which -forward to another address not contained in this list of local domains -is considered a remote forward. Remote forwards can cause problems for -a number of reasons, the most common of which are, +through the \fI\-\-domain\-query\fR option. Any addresses in the list +that forward to an address \fBnot\fR in the list are considered remote +forwards. Remote forwards can cause problems for a number of reasons, +the most common of which are, .IP \(bu 2 If the sender has an SPF record authorizing his mail server to send mail on his behalf, then when his message is forwarded by the @@ -47,7 +47,8 @@ SQL query used to produce a list of local domains. This should return the set of all domains (i.e one column) that are local to the server. See the default value for an example. -Default: \(dqSELECT domain FROM domain WHERE domain <> 'ALL' ORDER BY domain;\(dq +Default: \(dqSELECT domain FROM domain WHERE domain <> 'ALL' ORDER BY +domain;\(dq .IP \fB\-\-exclude-mx\fR,\ \fB-e\fR The name of a mail exchanger, the forwards of whose domains we should @@ -93,6 +94,16 @@ Username used to connect to the database (Postgres-only). Default: The current user +.SH CONFIGURATION FILE + +Any of the options above can be placed in a configuration file rather +than passed on the command line. An example config file +\fIdoc/list-remote-forwardsrc.example\fR is included with the +source. You can edit it and rename it to either +\fI$sysconfdir/list-remote-forwardsrc\fR or +\fI~/.list-remote-forwardsrc\fR. The variable \fI$sysconfdir\fR is +determined at build time and is typically \fI/etc\fR on UNIX systems. + .SH EXAMPLES .nf diff --git a/list-remote-forwards.cabal b/list-remote-forwards.cabal index 9eb1721..e9a239f 100644 --- a/list-remote-forwards.cabal +++ b/list-remote-forwards.cabal @@ -1,152 +1,29 @@ +cabal-version: 3.0 name: list-remote-forwards -version: 0.0.1 -cabal-version: >= 1.8 +version: 0.0.4 author: Michael Orlitzky -maintainer: Michael Orlitzky -license: GPL-3 +maintainer: Michael Orlitzky +homepage: https://michael.orlitzky.com/code/list-remote-forwards.xhtml +license: AGPL-3.0-or-later license-file: doc/LICENSE bug-reports: mailto:michael@orlitzky.com category: Mail, Utils build-type: Simple extra-source-files: + doc/COPYING doc/list-remote-forwardsrc.example doc/man1/list-remote-forwards.1 test/fixtures/postfixadmin.sqlite3 synopsis: List all remote forwards for mail accounts stored in a SQL database. description: - /Usage/: - . - @ - list-remote-forwards [OPTIONS] - @ - . - List all remote forwards for mail accounts stored in a SQL database. - . - A list of local domains is supplied to the program (more or less) - through the @--domain-query@ option. Any addresses which - forward to another address not contained in this list of local domains - is considered a remote forward. Remote forwards can cause problems for - a number of reasons, the most common of which are, - . - * If the sender has an SPF record authorizing his mail server to send - mail on his behalf, then when his message is forwarded by the - recipient's mail server, it will fail any subsequent SPF checks. This - will likely cause the message to be rejected, and the original - recipient's server will generate backscatter. - . - * If any spam makes it through the filter on the recipient's mail - server, that spam will then be forwarded to a remote destination. The - remote destination will blame the forwarding server for the spam, and - that can impact its reputation and potentially lead to a blacklisting - even though the spam did not originate on the recipient's server. - . - Whether or not these are an issue depends on the circumstances, but in - any case it is useful to know who is forwarding mail off-site. - . - /Input:/ - . - None. - . - /Output:/ - . - A list of addresses that are forwarded to remote domains. - . - /Options/: - . - @ - \--database - @ - . - The name of the database (or file, if SQLite) to which we should - connect. - . - Default: The name of the current user (Postgres only). - . - @ - \--domain-query - @ - SQL query used to produce a list of local domains. This should return - the set of all domains (i.e one column) that are local to the - server. See the default value for an example. - . - Default: \"SELECT domain FROM domain WHERE domain <> 'ALL' ORDER BY domain;\" - . - @ - \--exclude-mx, -e - @ - . - The name of a mail exchanger, the forwards of whose domains we should - ignore. For example, if one mail exchanger, mx1.example.com, has - strict spam filtering, it may be acceptable to have remote forwarding - for domains that have mx1.example.com as their sole mail exchanger (MX - record). In that case, you might want to exclude those domains from - the report by naming mx1.example.com here. - . - A forward will be excluded from the report only if /all/ of its MX - records are contained in the given exclude list. - . - This option can be repeated to add mail exchangers to the exclude list. - . - Default: [] (empty) - . - @ - \--forward-query, -f - @ - . - SQL query used to produce a list of all forwards on the mail - system. This query should return the set of all (address, goto) - triples, where \"goto\" is the destination address; i.e. to where - the \"address\" forwards. The \"goto\" field may contain more - than one email address, separated by commas. - . - Default: \"SELECT address,goto FROM alias ORDER BY address;\" - . - @ - \--host, -h - @ - . - Hostname where the database is located (Postgres-only). - . - Default: None, a UNIX domain socket connection is attempted (Postgres only) - . - @ - \--password - @ - . - Password used to connect to the database (Postgres-only). - . - Default: None (assumes passwordless authentication) - . - @ - \--port - @ - Port number used to connect to the database (Postgres-only). - . - Default: None, a UNIX domain socket connection is attempted (Postgres only) - . - @ - \--username, -u - @ - . - Username used to connect to the database (Postgres-only). - . - Default: The current user - . - /Examples/: - . - @ - $ list-remote-forwards --database=test\/fixtures\/postfixadmin.sqlite3 - user1@example.com -> user1@example.net - user2@example.com -> user1@example.org - user2@example.com -> user2@example.org - user2@example.com -> user3@example.org - user7@example.com -> user8@example.net - @ + List all remote forwards for mail accounts stored in a SQL + database. A description, options, and examples can be found in the + man page. executable list-remote-forwards build-depends: - base >= 4.6 && < 5, + base >= 4.15 && < 5, bytestring >= 0.10, cmdargs >= 0.10, configurator >= 0.2, @@ -159,8 +36,11 @@ executable list-remote-forwards HDBC-sqlite3 >= 2.3, MissingH >= 1.2, tasty >= 0.8, - tasty-hunit >= 0.8, - tasty-quickcheck >= 0.8 + tasty-hunit >= 0.8 + + default-language: + Haskell2010 + main-is: Main.hs @@ -172,34 +52,35 @@ executable list-remote-forwards CommandLine DNS Forward - OptionalConfiguration MxList + OptionalConfiguration + Paths_list_remote_forwards Report String - ghc-options: - -Wall - -fwarn-hi-shadowing - -fwarn-missing-signatures - -fwarn-name-shadowing - -fwarn-orphans - -fwarn-type-defaults - -fwarn-tabs - -fwarn-incomplete-record-updates - -fwarn-monomorphism-restriction - -fwarn-unused-do-bind - -rtsopts - -threaded - -optc-O3 - -optc-march=native - + autogen-modules: + Paths_list_remote_forwards test-suite testsuite type: exitcode-stdio-1.0 hs-source-dirs: src test + default-language: Haskell2010 main-is: TestSuite.hs + + other-modules: + Configuration + DNS + Forward + MxList + OptionalConfiguration + Paths_list_remote_forwards + Report + + autogen-modules: + Paths_list_remote_forwards + build-depends: - base >= 4.6 && < 5, + base >= 4.15 && < 5, bytestring >= 0.10, cmdargs >= 0.10, configurator >= 0.2, @@ -208,57 +89,23 @@ test-suite testsuite directory >= 1.2, filepath >= 1.3, HDBC >= 2.4, - HDBC-postgresql >= 2.3, HDBC-sqlite3 >= 2.3, MissingH >= 1.2, tasty >= 0.8, - tasty-hunit >= 0.8, - tasty-quickcheck >= 0.8 - - -- It's not entirely clear to me why I have to reproduce all of this. - ghc-options: - -Wall - -fwarn-hi-shadowing - -fwarn-missing-signatures - -fwarn-name-shadowing - -fwarn-orphans - -fwarn-type-defaults - -fwarn-tabs - -fwarn-incomplete-record-updates - -fwarn-monomorphism-restriction - -fwarn-unused-do-bind - -O2 - + tasty-hunit >= 0.8 test-suite doctests type: exitcode-stdio-1.0 hs-source-dirs: test + default-language: Haskell2010 main-is: Doctests.hs build-depends: - base == 4.*, + base >= 4.15 && < 5, -- Additional test dependencies. doctest >= 0.9, filemanip >= 0.3.6 - -- It's not entirely clear to me why I have to reproduce all of this. - ghc-options: - -Wall - -fwarn-hi-shadowing - -fwarn-missing-signatures - -fwarn-name-shadowing - -fwarn-orphans - -fwarn-type-defaults - -fwarn-tabs - -fwarn-incomplete-record-updates - -fwarn-monomorphism-restriction - -fwarn-unused-do-bind - -rtsopts - -threaded - -optc-O3 - -optc-march=native - - source-repository head type: git - location: http://michael.orlitzky.com/git/list-remote-forwards.git + location: https://gitweb.michael.orlitzky.com/list-remote-forwards.git branch: master diff --git a/makefile b/makefile index c024def..b5cb21b 100644 --- a/makefile +++ b/makefile @@ -2,14 +2,28 @@ PN = list-remote-forwards BIN = dist/build/$(PN)/$(PN) SRCS = $(shell find src/ -type f -name '*.hs') -.PHONY : dist hlint +# Append these warnings to the HCFLAGS environment variable that gets +# passed as options to GHC. We want to see the warnings while developing +# but don't want them hard-coded in the cabal file for end users. +HCFLAGS += -Weverything \ + -Wno-implicit-prelude \ + -Wno-safe \ + -Wno-unsafe \ + -Wno-all-missed-specialisations \ + -Wno-prepositive-qualified-module \ + -Wno-missing-safe-haskell-mode \ + -Wno-missing-deriving-strategies \ + -Wno-missing-kind-signatures \ + -rtsopts \ + -threaded + +.PHONY : doc dist hlint $(BIN): $(PN).cabal $(SRCS) runghc Setup.hs configure --user - runghc Setup.hs build + runghc Setup.hs build --ghc-options="${HCFLAGS}" doc: $(PN).cabal $(SRCS) - runghc Setup.hs hscolour --all runghc Setup.hs haddock --all \ --hyperlink-source \ --haddock-options="--ignore-all-exports" @@ -24,14 +38,14 @@ TEST_SRCS := $(shell find test/ -type f -name '*.hs') $(TESTSUITE_BIN): $(PN).cabal $(SRCS) $(TEST_SRCS) runghc Setup.hs configure --user --enable-tests --prefix=/ - runghc Setup.hs build + runghc Setup.hs build --ghc-options="${HCFLAGS}" $(DOCTESTS_BIN): $(PN).cabal $(SRCS) $(TEST_SRCS) runghc Setup.hs configure --user --enable-tests - runghc Setup.hs build + runghc Setup.hs build --ghc-options="${HCFLAGS}" -test: $(BIN) $(TESTSUITE_BIN) $(DOCTESTS_BIN) +check: $(BIN) $(TESTSUITE_BIN) $(DOCTESTS_BIN) runghc Setup.hs test diff --git a/src/CommandLine.hs b/src/CommandLine.hs index 9033f0d..0ce4a6e 100644 --- a/src/CommandLine.hs +++ b/src/CommandLine.hs @@ -16,8 +16,17 @@ import System.Console.CmdArgs ( import Paths_list_remote_forwards ( version ) import Data.Version ( showVersion ) -import OptionalConfiguration ( OptionalConfiguration(..) ) - +import OptionalConfiguration ( + OptionalConfiguration( OptionalConfiguration, + database, + domain_query, + exclude_mx, + forward_query, + host, + password, + port, + username ) + ) description :: String description = diff --git a/src/Configuration.hs b/src/Configuration.hs index 7ef0722..b11857b 100644 --- a/src/Configuration.hs +++ b/src/Configuration.hs @@ -7,9 +7,9 @@ module Configuration ( merge_optional ) where -import System.Console.CmdArgs.Default ( Default(..) ) +import System.Console.CmdArgs.Default ( Default( def ) ) -import MxList (MxList(..)) +import MxList ( MxList( get_mxs ) ) import qualified OptionalConfiguration as OC ( OptionalConfiguration(..), merge_maybes ) diff --git a/src/Forward.hs b/src/Forward.hs index d4936ed..efd78ce 100644 --- a/src/Forward.hs +++ b/src/Forward.hs @@ -1,7 +1,7 @@ -- | The 'Forward' data type, and functions that act thereon. -- module Forward ( - Forward(..), + Forward( Forward ), address_domain, dropby_goto_domains, fwd, diff --git a/src/Main.hs b/src/Main.hs index 66d02a0..7a17f07 100644 --- a/src/Main.hs +++ b/src/Main.hs @@ -1,12 +1,13 @@ {-# LANGUAGE DoAndIfThenElse #-} {-# LANGUAGE NoMonomorphismRestriction #-} -module Main +module Main (main) where import Data.Maybe ( fromMaybe ) -import Data.Monoid ( (<>) ) import Data.String.Utils ( join ) -import Database.HDBC ( SqlError(..), handleSql ) +import Database.HDBC ( + SqlError(seNativeError, seErrorMsg), + handleSql ) import Database.HDBC.PostgreSQL ( connectPostgreSQL ) import Database.HDBC.Sqlite3 ( connectSqlite3 ) import System.Console.CmdArgs ( def ) @@ -14,7 +15,9 @@ import System.Directory ( doesFileExist ) import System.IO ( hPutStrLn, stderr ) import CommandLine ( get_args ) -import Configuration ( Configuration(..), merge_optional ) +import Configuration ( + Configuration(database, host, password, port, username), + merge_optional ) import qualified OptionalConfiguration as OC ( from_rc ) import Report ( report ) import String ( trim ) diff --git a/src/MxList.hs b/src/MxList.hs index ce0e649..6a03870 100644 --- a/src/MxList.hs +++ b/src/MxList.hs @@ -5,7 +5,8 @@ -- instance of Configured for [String] if we had defined one in -- e.g. 'OptionalConfiguration'. -- -module MxList +module MxList ( + MxList( MxList, get_mxs ) ) where -- DC is needed only for the DCT.Configured instance of String. @@ -15,15 +16,14 @@ import qualified Data.Configurator.Types as DCT ( Value( List ), convert ) import Data.Data (Data) -import System.Console.CmdArgs.Default (Default(..)) -import Data.Typeable (Typeable) +import System.Console.CmdArgs.Default ( Default( def ) ) -- | A (wrapper around a) list of MX hostnames. -- newtype MxList = MxList { get_mxs :: [String] } - deriving (Data, Show, Typeable) + deriving (Data, Show) -- | The default (empty) list of MXes. diff --git a/src/OptionalConfiguration.hs b/src/OptionalConfiguration.hs index 072f25b..bfd4da7 100644 --- a/src/OptionalConfiguration.hs +++ b/src/OptionalConfiguration.hs @@ -20,15 +20,13 @@ import qualified Data.Configurator as DC ( lookup ) import Data.Maybe ( fromMaybe ) -import Data.Monoid ( Monoid(..) ) import Data.Data ( Data ) -import Data.Typeable ( Typeable ) import Paths_list_remote_forwards ( getSysconfDir ) import System.Directory ( getHomeDirectory ) import System.FilePath ( () ) import System.IO.Error ( catchIOError ) -import MxList ( MxList(..) ) +import MxList ( MxList(MxList, get_mxs) ) -- | The same as Configuration, except everything is optional. It's easy to -- merge two of these by simply dropping the Nothings in favor of @@ -45,7 +43,7 @@ data OptionalConfiguration = password :: Maybe String, port :: Maybe Int, username :: Maybe String } - deriving (Show, Data, Typeable) + deriving (Show, Data) -- | Combine two Maybes into one, essentially mashing them @@ -58,7 +56,7 @@ merge_maybes Nothing (Just x) = Just x merge_maybes (Just _) (Just y) = Just y --- | The Monoid instance for these lets us "combine" two +-- | The Semigroup instance for these lets us "combine" two -- OptionalConfigurations. The "combine" operation that we'd like to -- perform is, essentially, to mash them together. So if we have two -- OptionalConfigurations, each half full, we could combine them @@ -66,20 +64,10 @@ merge_maybes (Just _) (Just y) = Just y -- -- This is used to merge command-line and config-file settings. -- -instance Monoid OptionalConfiguration where - -- | An empty OptionalConfiguration. - mempty = OptionalConfiguration - Nothing - Nothing - (MxList []) - Nothing - Nothing - Nothing - Nothing - Nothing +instance Semigroup OptionalConfiguration where -- | Combine @cfg1@ and @cfg2@, giving precedence to @cfg2@. - cfg1 `mappend` cfg2 = + cfg1 <> cfg2 = OptionalConfiguration (merge_maybes (database cfg1) (database cfg2)) (merge_maybes (domain_query cfg1) (domain_query cfg2)) @@ -96,6 +84,21 @@ instance Monoid OptionalConfiguration where then cfg1 else cfg2 +-- | The Monoid instance essentially only provides the "empty +-- configuration." +instance Monoid OptionalConfiguration where + -- | An empty OptionalConfiguration. + mempty = OptionalConfiguration + Nothing + Nothing + (MxList []) + Nothing + Nothing + Nothing + Nothing + Nothing + mappend = (<>) + -- | Obtain an OptionalConfiguration from list-remote-forwardsrc in -- either the global configuration directory or the user's home diff --git a/src/Report.hs b/src/Report.hs index 82dd07b..0f77f51 100644 --- a/src/Report.hs +++ b/src/Report.hs @@ -15,24 +15,26 @@ import Database.HDBC ( prepare, sFetchAllRows') import Database.HDBC.Sqlite3 ( connectSqlite3 ) -import System.Console.CmdArgs.Default ( Default(..) ) +import System.Console.CmdArgs.Default ( Default( def ) ) import Test.Tasty ( TestTree, testGroup ) import Test.Tasty.HUnit ( (@?=), testCase ) -import Configuration ( Configuration(..) ) +import Configuration ( Configuration( domain_query, + exclude_mx, + forward_query) ) import DNS ( MxSetMap, NormalDomain, mx_set_map, normalize_string ) import Forward ( - Forward(..), + Forward(), address_domain, dropby_goto_domains, fwd, pretty_print, strings_to_forwards ) -import MxList ( MxList(..) ) +import MxList ( MxList( get_mxs ) ) -- | Type synonym to make the signatures below a little more clear. -- WARNING: Also defined in the "Forward" module. @@ -259,7 +261,7 @@ test_dropby_mxlist_compares_normalized = let droplist = ["mx.EXAMple.com", "mx2.example.COM"] let normal_droplist = map normalize_string droplist let actual = dropby_mxlist normal_droplist mx_map fwds - let expected = [] + let expected = [] :: [Forward] actual @?= expected where desc = "dropby_mxlist only performs comparisons on normalized names" diff --git a/test/Doctests.hs b/test/Doctests.hs index d183b4b..0041367 100644 --- a/test/Doctests.hs +++ b/test/Doctests.hs @@ -1,7 +1,7 @@ -module Main +module Main (main) where -import Test.DocTest +import Test.DocTest ( doctest ) import System.FilePath.Find ((==?), always, extension, find) find_sources :: IO [FilePath] @@ -10,4 +10,4 @@ find_sources = find always (extension ==? ".hs") "src/" main :: IO () main = do sources <- find_sources - doctest $ ["-isrc", "-idist/build/autogen"] ++ sources + doctest $ ["-isrc", "-idist/build/list-remote-forwards/autogen" ] ++ sources