krebs builders: turn file into module
This commit is contained in:
tv
parent
c34f8a33dc
commit
a4683911af
@ -1,293 +1,296 @@
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{ config, pkgs, ... }:
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{ pkgs, ... }:
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with import <stockholm/lib>;
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rec {
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execve = name: { filename, argv ? null, envp ? {}, destination ? "" }: let
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in writeC name { inherit destination; } /* c */ ''
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#include <unistd.h>
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{
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nixpkgs.config.packageOverrides = _: {
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execve = name: { filename, argv ? null, envp ? {}, destination ? "" }: let
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in pkgs.writeC name { inherit destination; } /* c */ ''
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#include <unistd.h>
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static char *const filename = ${toC filename};
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static char *const filename = ${toC filename};
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${if argv == null
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then /* Propagate arguments */ /* c */ ''
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#define MAIN_ARGS int argc, char **argv
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''
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else /* Provide fixed arguments */ /* c */ ''
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#define MAIN_ARGS void
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static char *const argv[] = ${toC (argv ++ [null])};
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''}
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${if argv == null
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then /* Propagate arguments */ /* c */ ''
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#define MAIN_ARGS int argc, char **argv
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''
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else /* Provide fixed arguments */ /* c */ ''
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#define MAIN_ARGS void
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static char *const argv[] = ${toC (argv ++ [null])};
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''}
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static char *const envp[] = ${toC (
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mapAttrsToList (k: v: "${k}=${v}") envp ++ [null]
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)};
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static char *const envp[] = ${toC (
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mapAttrsToList (k: v: "${k}=${v}") envp ++ [null]
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)};
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int main (MAIN_ARGS) {
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execve(filename, argv, envp);
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return -1;
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}
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'';
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execveBin = name: cfg: execve name (cfg // { destination = "/bin/${name}"; });
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makeScriptWriter = interpreter: name: text:
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assert (with types; either absolute-pathname filename).check name;
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pkgs.writeOut (baseNameOf name) {
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${optionalString (types.absolute-pathname.check name) name} = {
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executable = true;
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text = "#! ${interpreter}\n${text}";
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};
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};
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writeBash = name: text:
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assert (with types; either absolute-pathname filename).check name;
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pkgs.writeOut (baseNameOf name) {
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${optionalString (types.absolute-pathname.check name) name} = {
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check = pkgs.writeDash "shellcheck.sh" ''
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${pkgs.haskellPackages.ShellCheck}/bin/shellcheck "$1" || :
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'';
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executable = true;
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text = "#! ${pkgs.bash}/bin/bash\n${text}";
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};
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};
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writeBashBin = name:
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assert types.filename.check name;
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pkgs.writeBash "/bin/${name}";
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writeC = name: { destination ? "" }: src: pkgs.runCommand name {} /* sh */ ''
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PATH=${makeBinPath (with pkgs; [
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binutils
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coreutils
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gcc
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])}
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src=${pkgs.writeText "${name}.c" src}
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exe=$out${destination}
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mkdir -p "$(dirname "$exe")"
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gcc -O -Wall -o "$exe" $src
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strip --strip-unneeded "$exe"
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'';
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writeDash = makeScriptWriter "${pkgs.dash}/bin/dash";
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writeDashBin = name:
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assert types.filename.check name;
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pkgs.writeDash "/bin/${name}";
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writeEximConfig = name: text: pkgs.runCommand name {
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inherit text;
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passAsFile = [ "text" ];
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} /* sh */ ''
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# TODO validate exim config even with config.nix.useChroot == true
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# currently doing so will fail because "user exim was not found"
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#${pkgs.exim}/bin/exim -C "$textPath" -bV >/dev/null
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mv "$textPath" $out
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'';
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writeOut = name: specs0:
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let
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writers.link =
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{ path
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, link
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}:
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assert path == "" || types.absolute-pathname.check path;
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assert types.package.check link;
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{
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install = /* sh */ ''
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${optionalString (dirOf path != "/") /* sh */ ''
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${pkgs.coreutils}/bin/mkdir -p $out${dirOf path}
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''}
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${pkgs.coreutils}/bin/ln -s ${link} $out${path}
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'';
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};
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writers.text =
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{ path
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, check ? null
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, executable ? false
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, mode ? if executable then "0755" else "0644"
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, text
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}:
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assert path == "" || types.absolute-pathname.check path;
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assert types.bool.check executable;
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assert types.file-mode.check mode;
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rec {
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var = "file_${hashString "sha1" path}";
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val = text;
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install = /* sh */ ''
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${optionalString (check != null) /* sh */ ''
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${check} ''$${var}Path
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''}
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${pkgs.coreutils}/bin/install -m ${mode} -D ''$${var}Path $out${path}
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'';
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};
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write = spec: writers.${spec.type} (removeAttrs spec ["type"]);
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specs =
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mapAttrsToList
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(path: spec: let
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known-types = [ "link" "text" ];
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found-types = attrNames (getAttrs known-types spec);
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type = assert length found-types == 1; head found-types;
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in spec // { inherit path type; })
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specs0;
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files = map write specs;
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filevars = genAttrs' (filter (hasAttr "var") files)
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(spec: nameValuePair spec.var spec.val);
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env = filevars // { passAsFile = attrNames filevars; };
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in
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pkgs.runCommand name env /* sh */ ''
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set -efu
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${concatMapStringsSep "\n" (getAttr "install") files}
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int main (MAIN_ARGS) {
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execve(filename, argv, envp);
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return -1;
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}
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'';
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writeHaskell =
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k:
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let
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k' = parseDrvName k;
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name = k'.name;
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version = if k'.version != "" then k'.version else "0";
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in
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{ base-depends ? ["base"]
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, executables ? {}
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, ghc-options ? ["-Wall" "-O3" "-threaded" "-rtsopts"]
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, haskellPackages ? pkgs.haskellPackages
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, library ? null
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, license ? "WTFPL"
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}:
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let
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isExecutable = executables != {};
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isLibrary = library != null;
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execveBin = name: cfg:
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pkgs.execve name (cfg // { destination = "/bin/${name}"; });
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cabal-file = pkgs.writeText "${name}-${version}.cabal" /* cabal */ ''
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build-type: Simple
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cabal-version: >= 1.2
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name: ${name}
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version: ${version}
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${concatStringsSep "\n" (mapAttrsToList exe-section executables)}
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${optionalString isLibrary (lib-section library)}
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'';
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exe-install =
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exe-name:
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{ file ? pkgs.writeText "${name}-${exe-name}.hs" text
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, relpath ? "${exe-name}.hs"
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, text
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, ... }:
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if types.filename.check exe-name
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then /* sh */ "install -D ${file} $out/${relpath}"
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else throw "argument ‘exe-name’ is not a ${types.filename.name}";
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exe-section =
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exe-name:
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{ build-depends ? base-depends ++ extra-depends
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, extra-depends ? []
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, file ? pkgs.writeText "${name}-${exe-name}.hs" text
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, relpath ? "${exe-name}.hs"
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, text
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, ... }: /* cabal */ ''
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executable ${exe-name}
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build-depends: ${concatStringsSep "," build-depends}
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ghc-options: ${toString ghc-options}
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main-is: ${relpath}
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'';
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get-depends =
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{ build-depends ? base-depends ++ extra-depends
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, extra-depends ? []
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, ...
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}:
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build-depends;
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lib-install =
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{ exposed-modules
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, ... }:
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concatStringsSep "\n" (mapAttrsToList mod-install exposed-modules);
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lib-section =
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{ build-depends ? base-depends ++ extra-depends
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, extra-depends ? []
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, exposed-modules
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, ... }: /* cabal */ ''
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library
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build-depends: ${concatStringsSep "," build-depends}
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ghc-options: ${toString ghc-options}
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exposed-modules: ${concatStringsSep "," (attrNames exposed-modules)}
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'';
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mod-install =
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mod-name:
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{ file ? pkgs.writeText "${name}-${mod-name}.hs" text
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, relpath ? "${replaceStrings ["."] ["/"] mod-name}.hs"
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, text
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, ... }:
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if types.haskell.modid.check mod-name
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then /* sh */ "install -D ${file} $out/${relpath}"
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else throw "argument ‘mod-name’ is not a ${types.haskell.modid.name}";
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in
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haskellPackages.mkDerivation {
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inherit isExecutable isLibrary license version;
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executableHaskellDepends =
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attrVals
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(concatMap get-depends (attrValues executables))
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haskellPackages;
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libraryHaskellDepends =
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attrVals
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(optionals isLibrary (get-depends library))
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haskellPackages;
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pname = name;
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src = pkgs.runCommand "${name}-${version}-src" {} /* sh */ ''
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install -D ${cabal-file} $out/${cabal-file.name}
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${optionalString isLibrary (lib-install library)}
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${concatStringsSep "\n" (mapAttrsToList exe-install executables)}
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'';
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makeScriptWriter = interpreter: name: text:
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assert (with types; either absolute-pathname filename).check name;
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pkgs.writeOut (baseNameOf name) {
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${optionalString (types.absolute-pathname.check name) name} = {
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executable = true;
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text = "#! ${interpreter}\n${text}";
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};
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};
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writeJq = name: src: pkgs.runCommand name {} /* sh */ ''
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name=${assert types.filename.check name; name}
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src=${shell.escape src}
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writeBash = name: text:
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assert (with types; either absolute-pathname filename).check name;
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pkgs.writeOut (baseNameOf name) {
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${optionalString (types.absolute-pathname.check name) name} = {
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check = pkgs.writeDash "shellcheck.sh" ''
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${pkgs.haskellPackages.ShellCheck}/bin/shellcheck "$1" || :
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'';
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executable = true;
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text = "#! ${pkgs.bash}/bin/bash\n${text}";
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};
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};
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# syntax check
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printf '%s' "$src" > src.jq
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${pkgs.jq}/bin/jq -f src.jq < /dev/null
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writeBashBin = name:
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assert types.filename.check name;
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pkgs.writeBash "/bin/${name}";
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cp src.jq "$out"
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'';
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writeC = name: { destination ? "" }: src: pkgs.runCommand name {} /* sh */ ''
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PATH=${makeBinPath (with pkgs; [
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binutils
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coreutils
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gcc
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])}
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src=${pkgs.writeText "${name}.c" src}
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exe=$out${destination}
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mkdir -p "$(dirname "$exe")"
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gcc -O -Wall -o "$exe" $src
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strip --strip-unneeded "$exe"
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'';
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writeJSON = name: value: pkgs.writeText name (toJSON value);
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writeDash = pkgs.makeScriptWriter "${pkgs.dash}/bin/dash";
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writeNixFromCabal =
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trace (toString [
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"The function `writeNixFromCabal` has been deprecated in favour of"
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"`writeHaskell`."
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])
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(name: path: pkgs.runCommand name {} /* sh */ ''
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${pkgs.cabal2nix}/bin/cabal2nix ${path} > $out
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'');
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writeDashBin = name:
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assert types.filename.check name;
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pkgs.writeDash "/bin/${name}";
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writePython2 = name: src: pkgs.runCommand name {} /* sh */ ''
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name=${assert types.filename.check name; name}
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src=${shell.escape src}
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writeEximConfig = name: text: pkgs.runCommand name {
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inherit text;
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passAsFile = [ "text" ];
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} /* sh */ ''
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# TODO validate exim config even with config.nix.useChroot == true
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# currently doing so will fail because "user exim was not found"
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#${pkgs.exim}/bin/exim -C "$textPath" -bV >/dev/null
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mv "$textPath" $out
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'';
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# syntax check
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printf '%s' "$src" > src.py
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${pkgs.python2}/bin/python -m py_compile src.py
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writeOut = name: specs0:
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let
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writers.link =
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{ path
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, link
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}:
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assert path == "" || types.absolute-pathname.check path;
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assert types.package.check link;
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{
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install = /* sh */ ''
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${optionalString (dirOf path != "/") /* sh */ ''
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${pkgs.coreutils}/bin/mkdir -p $out${dirOf path}
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''}
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${pkgs.coreutils}/bin/ln -s ${link} $out${path}
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'';
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};
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cp src.py "$out"
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'';
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writers.text =
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{ path
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, check ? null
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, executable ? false
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, mode ? if executable then "0755" else "0644"
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, text
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}:
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assert path == "" || types.absolute-pathname.check path;
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assert types.bool.check executable;
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assert types.file-mode.check mode;
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rec {
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var = "file_${hashString "sha1" path}";
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val = text;
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install = /* sh */ ''
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${optionalString (check != null) /* sh */ ''
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${check} ''$${var}Path
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''}
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${pkgs.coreutils}/bin/install -m ${mode} -D ''$${var}Path $out${path}
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'';
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};
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writePython3 = name: src: pkgs.runCommand name {} /* sh */ ''
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name=${assert types.filename.check name; name}
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src=${shell.escape src}
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write = spec: writers.${spec.type} (removeAttrs spec ["type"]);
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# syntax check
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printf '%s' "$src" > src.py
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${pkgs.python3}/bin/python -m py_compile src.py
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specs =
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mapAttrsToList
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(path: spec: let
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known-types = [ "link" "text" ];
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found-types = attrNames (getAttrs known-types spec);
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type = assert length found-types == 1; head found-types;
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in spec // { inherit path type; })
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specs0;
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cp src.py "$out"
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'';
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files = map write specs;
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writeSed = makeScriptWriter "${pkgs.gnused}/bin/sed -f";
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filevars = genAttrs' (filter (hasAttr "var") files)
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(spec: nameValuePair spec.var spec.val);
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env = filevars // { passAsFile = attrNames filevars; };
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in
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pkgs.runCommand name env /* sh */ ''
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set -efu
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${concatMapStringsSep "\n" (getAttr "install") files}
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'';
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writeHaskell =
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k:
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let
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k' = parseDrvName k;
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name = k'.name;
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version = if k'.version != "" then k'.version else "0";
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in
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{ base-depends ? ["base"]
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, executables ? {}
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, ghc-options ? ["-Wall" "-O3" "-threaded" "-rtsopts"]
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, haskellPackages ? pkgs.haskellPackages
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, library ? null
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, license ? "WTFPL"
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}:
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let
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isExecutable = executables != {};
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isLibrary = library != null;
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cabal-file = pkgs.writeText "${name}-${version}.cabal" /* cabal */ ''
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build-type: Simple
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cabal-version: >= 1.2
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name: ${name}
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version: ${version}
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${concatStringsSep "\n" (mapAttrsToList exe-section executables)}
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${optionalString isLibrary (lib-section library)}
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'';
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exe-install =
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exe-name:
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{ file ? pkgs.writeText "${name}-${exe-name}.hs" text
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, relpath ? "${exe-name}.hs"
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, text
|
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, ... }:
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if types.filename.check exe-name
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then /* sh */ "install -D ${file} $out/${relpath}"
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else throw "argument ‘exe-name’ is not a ${types.filename.name}";
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|
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exe-section =
|
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exe-name:
|
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{ build-depends ? base-depends ++ extra-depends
|
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, extra-depends ? []
|
||||
, file ? pkgs.writeText "${name}-${exe-name}.hs" text
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, relpath ? "${exe-name}.hs"
|
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, text
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, ... }: /* cabal */ ''
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executable ${exe-name}
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build-depends: ${concatStringsSep "," build-depends}
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ghc-options: ${toString ghc-options}
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main-is: ${relpath}
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'';
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|
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get-depends =
|
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{ build-depends ? base-depends ++ extra-depends
|
||||
, extra-depends ? []
|
||||
, ...
|
||||
}:
|
||||
build-depends;
|
||||
|
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lib-install =
|
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{ exposed-modules
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, ... }:
|
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concatStringsSep "\n" (mapAttrsToList mod-install exposed-modules);
|
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|
||||
lib-section =
|
||||
{ build-depends ? base-depends ++ extra-depends
|
||||
, extra-depends ? []
|
||||
, exposed-modules
|
||||
, ... }: /* cabal */ ''
|
||||
library
|
||||
build-depends: ${concatStringsSep "," build-depends}
|
||||
ghc-options: ${toString ghc-options}
|
||||
exposed-modules: ${concatStringsSep "," (attrNames exposed-modules)}
|
||||
'';
|
||||
|
||||
mod-install =
|
||||
mod-name:
|
||||
{ file ? pkgs.writeText "${name}-${mod-name}.hs" text
|
||||
, relpath ? "${replaceStrings ["."] ["/"] mod-name}.hs"
|
||||
, text
|
||||
, ... }:
|
||||
if types.haskell.modid.check mod-name
|
||||
then /* sh */ "install -D ${file} $out/${relpath}"
|
||||
else throw "argument ‘mod-name’ is not a ${types.haskell.modid.name}";
|
||||
in
|
||||
haskellPackages.mkDerivation {
|
||||
inherit isExecutable isLibrary license version;
|
||||
executableHaskellDepends =
|
||||
attrVals
|
||||
(concatMap get-depends (attrValues executables))
|
||||
haskellPackages;
|
||||
libraryHaskellDepends =
|
||||
attrVals
|
||||
(optionals isLibrary (get-depends library))
|
||||
haskellPackages;
|
||||
pname = name;
|
||||
src = pkgs.runCommand "${name}-${version}-src" {} /* sh */ ''
|
||||
install -D ${cabal-file} $out/${cabal-file.name}
|
||||
${optionalString isLibrary (lib-install library)}
|
||||
${concatStringsSep "\n" (mapAttrsToList exe-install executables)}
|
||||
'';
|
||||
};
|
||||
|
||||
writeJq = name: src: pkgs.runCommand name {} /* sh */ ''
|
||||
name=${assert types.filename.check name; name}
|
||||
src=${shell.escape src}
|
||||
|
||||
# syntax check
|
||||
printf '%s' "$src" > src.jq
|
||||
${pkgs.jq}/bin/jq -f src.jq < /dev/null
|
||||
|
||||
cp src.jq "$out"
|
||||
'';
|
||||
|
||||
writeJSON = name: value: pkgs.writeText name (toJSON value);
|
||||
|
||||
writeNixFromCabal =
|
||||
trace (toString [
|
||||
"The function `writeNixFromCabal` has been deprecated in favour of"
|
||||
"`writeHaskell`."
|
||||
])
|
||||
(name: path: pkgs.runCommand name {} /* sh */ ''
|
||||
${pkgs.cabal2nix}/bin/cabal2nix ${path} > $out
|
||||
'');
|
||||
|
||||
writePython2 = name: src: pkgs.runCommand name {} /* sh */ ''
|
||||
name=${assert types.filename.check name; name}
|
||||
src=${shell.escape src}
|
||||
|
||||
# syntax check
|
||||
printf '%s' "$src" > src.py
|
||||
${pkgs.python2}/bin/python -m py_compile src.py
|
||||
|
||||
cp src.py "$out"
|
||||
'';
|
||||
|
||||
writePython3 = name: src: pkgs.runCommand name {} /* sh */ ''
|
||||
name=${assert types.filename.check name; name}
|
||||
src=${shell.escape src}
|
||||
|
||||
# syntax check
|
||||
printf '%s' "$src" > src.py
|
||||
${pkgs.python3}/bin/python -m py_compile src.py
|
||||
|
||||
cp src.py "$out"
|
||||
'';
|
||||
|
||||
writeSed = pkgs.makeScriptWriter "${pkgs.gnused}/bin/sed -f";
|
||||
};
|
||||
}
|
||||
|
||||
@ -1,6 +1,9 @@
|
||||
{ config, lib, pkgs, ... }@args:
|
||||
with import <stockholm/lib>;
|
||||
{
|
||||
imports = [
|
||||
./builders.nix
|
||||
];
|
||||
nixpkgs.config.packageOverrides = oldpkgs: let
|
||||
|
||||
# This callPackage will try to detect obsolete overrides.
|
||||
@ -15,7 +18,6 @@ with import <stockholm/lib>;
|
||||
else override;
|
||||
|
||||
in {}
|
||||
// import ./builders.nix args
|
||||
// mapAttrs (_: flip callPackage {})
|
||||
(filterAttrs (_: dir: pathExists (dir + "/default.nix"))
|
||||
(subdirsOf ./.))
|
||||
|
||||
Loading…
Reference in New Issue
Block a user