Compile with Nix
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7 changed files with 849 additions and 0 deletions
30
default.nix
Normal file
30
default.nix
Normal file
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@ -0,0 +1,30 @@
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let
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pkgsSrc = fetchTarball {
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# As of 2022-07-19
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url = "https://github.com/NixOS/nixpkgs/archive/d2db10786f27619d5519b12b03fb10dc8ca95e59.tar.gz";
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sha256 = "0s9gigs3ylnq5b94rfcmxvrmmr3kzhs497gksajf638d5bv7zcl5";
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};
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pkgs = import pkgsSrc {
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overlays = [
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(self: super: {
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gomod = super.callPackage ./nix/builder { };
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})
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];
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};
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in
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pkgs.gomod.buildGoApplication {
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pname = "bottin";
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version = "0.1.0";
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src = ./.;
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modules = ./gomod2nix.toml;
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CGO_ENABLED=0;
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meta = with pkgs.lib; {
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description = "Bottin is a cloud-native LDAP server backed by a Consul datastore";
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homepage = "https://git.deuxfleurs.fr/Deuxfleurs/bottin";
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license = licenses.gpl3Plus;
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platforms = platforms.linux;
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};
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}
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111
gomod2nix.toml
Normal file
111
gomod2nix.toml
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@ -0,0 +1,111 @@
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schema = 3
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[mod]
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[mod."github.com/davecgh/go-spew"]
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version = "v1.1.1"
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hash = "sha256-nhzSUrE1fCkN0+RL04N4h8jWmRFPPPWbCuDc7Ss0akI="
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[mod."github.com/dustin/go-humanize"]
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version = "v1.0.0"
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hash = "sha256-gy4G1PnHD9iw2MitHX6y1y93qr3C9IncmXL7ttUMDs8="
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[mod."github.com/emersion/go-sasl"]
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version = "v0.0.0-20191210011802-430746ea8b9b"
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hash = "sha256-bADpAn0ZhlTTsEB3MsG8J31cQjTtHTzohX/wkL1aMIc="
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[mod."github.com/emersion/go-smtp"]
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version = "v0.12.1"
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hash = "sha256-fiss5y7chfHv80vIQ9Xwx3J+3qLMA63EOP4OG3DxAtI="
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[mod."github.com/go-asn1-ber/asn1-ber"]
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version = "v1.3.1"
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hash = "sha256-Alh6bUq9HoBDhY+n6W7xNBto/dUMxPGvucA6guarrjc="
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[mod."github.com/go-ldap/ldap/v3"]
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version = "v3.1.6"
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hash = "sha256-UPUdYKOoCQWgl2Onbq1Oql7XU4TeYQA/+j4atwhdKbE="
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[mod."github.com/google/gofuzz"]
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version = "v1.0.0"
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hash = "sha256-ZvgcSQt4kMwS6nvPp3jrlCHSH3bky1oBD6kytnEa5GM="
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[mod."github.com/google/uuid"]
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version = "v1.1.1"
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hash = "sha256-66PXC/RCPUyhS9PhkIPQFR3tbM2zZYDNPGXN7JJj3UE="
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[mod."github.com/gopherjs/gopherjs"]
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version = "v0.0.0-20181017120253-0766667cb4d1"
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hash = "sha256-AuXnjjoLbFZ85Oi8sldH117MBh+yCUB9HU5Y5syJ7Lg="
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[mod."github.com/gorilla/mux"]
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version = "v1.7.3"
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hash = "sha256-YZSIN7Ua+hPqSIrT+tiRz3aFqJ1EWHvwee+PptpHI28="
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[mod."github.com/gorilla/securecookie"]
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version = "v1.1.1"
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hash = "sha256-IBBYWfdOuXvQsb01DaA8tBizCfAE1J2KLXIn3W+NeJk="
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[mod."github.com/gorilla/sessions"]
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version = "v1.2.0"
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hash = "sha256-4V7yd/vf03CEsb3pz5dbLWwv7t9QgKkEhVXtc1/z5s8="
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[mod."github.com/jsimonetti/pwscheme"]
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version = "v0.0.0-20220125093853-4d9895f5db73"
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hash = "sha256-YF3RKU/4CWvLPgGzUd7Hk/2+41OUFuRWZgzQuqcsKg0="
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[mod."github.com/json-iterator/go"]
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version = "v1.1.10"
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hash = "sha256-jdS2C0WsgsWREBSj+YUzSqdZofMfUMecaOQ/lB9Mu6k="
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[mod."github.com/jtolds/gls"]
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version = "v4.20.0+incompatible"
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hash = "sha256-Zu5naRjnwOYBzRv0CYhIZTizA0AajzOg7mJrL7Bo/cw="
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[mod."github.com/klauspost/cpuid"]
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version = "v1.2.3"
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hash = "sha256-1IBlONMxKVgudV/mzNrFZB60z8w4xFjVbEU2DoIAoeg="
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[mod."github.com/konsorten/go-windows-terminal-sequences"]
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version = "v1.0.3"
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hash = "sha256-9HojTXKv7b3HiEhYaKXDxraEfvU5vrg47FbCjTRpOvs="
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[mod."github.com/minio/md5-simd"]
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version = "v1.1.0"
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hash = "sha256-jJbDwg7KlLB991wj1U6y+kJKOUxKVGQrDbM3nY+6qxE="
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[mod."github.com/minio/minio-go/v7"]
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version = "v7.0.0"
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hash = "sha256-xWAELgH6mWVGKFEe2gbzvigJDNk+ELmegJe09KvUqvY="
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[mod."github.com/minio/sha256-simd"]
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version = "v0.1.1"
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hash = "sha256-HpcuLTnpcyKe0ua2MN/ysK5cXdrwquDjrx4Y2dG6W2s="
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[mod."github.com/mitchellh/go-homedir"]
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version = "v1.1.0"
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hash = "sha256-oduBKXHAQG8X6aqLEpqZHs5DOKe84u6WkBwi4W6cv3k="
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[mod."github.com/modern-go/concurrent"]
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version = "v0.0.0-20180228061459-e0a39a4cb421"
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hash = "sha256-+bdeHUArnpkk4eMQIwXm9K249NkpwAjoTrXrGn/4VUE="
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[mod."github.com/modern-go/reflect2"]
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version = "v0.0.0-20180701023420-4b7aa43c6742"
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hash = "sha256-RyIwgrPwtd4lNjLGkBVxRvu5IdXLDqf5F69QWLm0zLw="
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[mod."github.com/nfnt/resize"]
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version = "v0.0.0-20180221191011-83c6a9932646"
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hash = "sha256-yvPV+HlDOyJsiwAcVHQkmtw8DHSXyw+cXHkigXm8rAA="
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[mod."github.com/pmezard/go-difflib"]
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version = "v1.0.0"
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hash = "sha256-/FtmHnaGjdvEIKAJtrUfEhV7EVo5A/eYrtdnUkuxLDA="
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[mod."github.com/sirupsen/logrus"]
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version = "v1.6.0"
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hash = "sha256-4v27X4yyl52BtZcZEnDe0tfvOaEq+TCcp7R8HBzreDM="
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[mod."github.com/smartystreets/assertions"]
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version = "v0.0.0-20180927180507-b2de0cb4f26d"
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hash = "sha256-PoE+VQEnzJogI/mDBJ6dTCCR217nFjHfYWXQt9Vr9MQ="
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[mod."github.com/smartystreets/goconvey"]
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version = "v0.0.0-20190330032615-68dc04aab96a"
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hash = "sha256-HD+AZE1agl1pVbQTFUKLKtjg3XdVSVLwRSu4u+UVV2M="
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[mod."github.com/stretchr/objx"]
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version = "v0.1.0"
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hash = "sha256-az0Vd4MG3JXfaYbj0Q6AOmNkrXgmXDeQm8+BBiDXmdA="
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[mod."github.com/stretchr/testify"]
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version = "v1.3.0"
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hash = "sha256-+mSebBNccNcxbY462iKTNTWmd5ZuUkUqFebccn3EtIA="
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[mod."golang.org/x/crypto"]
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version = "v0.0.0-20200214034016-1d94cc7ab1c6"
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hash = "sha256-fWTzdDxt/1E8Jx7b6tmYEVqqJs5FoVVya9aEK9gDbdY="
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[mod."golang.org/x/net"]
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version = "v0.0.0-20190522155817-f3200d17e092"
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hash = "sha256-KkNNFr+wx/pf7lSLN2ygwkQ9oCZQuef+hCtEjEX+gJE="
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[mod."golang.org/x/sys"]
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version = "v0.0.0-20200223170610-d5e6a3e2c0ae"
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hash = "sha256-IvG2XSER2dyrVfhYieEpHcp28LOz4FrjQqN0SCeFOek="
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[mod."golang.org/x/text"]
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version = "v0.3.0"
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hash = "sha256-0FFbaxF1ZuAQF3sCcA85e8MO6prFeHint36inija4NY="
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[mod."golang.org/x/tools"]
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version = "v0.0.0-20190328211700-ab21143f2384"
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hash = "sha256-OcjaTxx6C/cbnUZLN2ArTrOBlBCijWJVUPaMgK67MkY="
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[mod."gopkg.in/ini.v1"]
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version = "v1.57.0"
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hash = "sha256-WSjX+qHJ1Rf4FRMTs7udQwEBkIo+z8+EK3uB5CebrZ4="
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387
nix/builder/default.nix
Normal file
387
nix/builder/default.nix
Normal file
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@ -0,0 +1,387 @@
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{ stdenv
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, stdenvNoCC
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, runCommand
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, buildEnv
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, lib
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, fetchgit
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, removeReferencesTo
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, jq
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, cacert
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, pkgs
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, pkgsBuildBuild
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}:
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let
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inherit (builtins) substring toJSON hasAttr trace split readFile elemAt;
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inherit (lib)
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concatStringsSep replaceStrings removePrefix optionalString pathExists
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optional concatMapStrings fetchers filterAttrs mapAttrs mapAttrsToList
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warnIf optionalAttrs platforms
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;
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parseGoMod = import ./parser.nix;
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removeExpr = refs: ''remove-references-to ${concatMapStrings (ref: " -t ${ref}") refs}'';
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# Internal only build-time attributes
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internal =
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let
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mkInternalPkg = name: src: pkgsBuildBuild.runCommand "gomod2nix-${name}"
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{
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inherit (pkgsBuildBuild.go) GOOS GOARCH;
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nativeBuildInputs = [ pkgsBuildBuild.go ];
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} ''
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export HOME=$(mktemp -d)
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cp ${src} src.go
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go build -o $out src.go
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'';
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in
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{
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# Create a symlink tree of vendored sources
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symlink = mkInternalPkg "symlink" ./symlink/symlink.go;
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# Install development dependencies from tools.go
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install = mkInternalPkg "symlink" ./install/install.go;
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};
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fetchGoModule =
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{ hash
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, goPackagePath
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, version
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, go ? pkgs.go
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}:
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stdenvNoCC.mkDerivation {
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name = "${baseNameOf goPackagePath}_${version}";
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builder = ./fetch.sh;
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inherit goPackagePath version;
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nativeBuildInputs = [ go jq ];
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outputHashMode = "recursive";
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outputHashAlgo = null;
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outputHash = hash;
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SSL_CERT_FILE = "${cacert}/etc/ssl/certs/ca-bundle.crt";
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impureEnvVars = fetchers.proxyImpureEnvVars ++ [ "GOPROXY" ];
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};
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mkVendorEnv =
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{ go
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, modulesStruct
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, localReplaceCommands ? [ ]
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, defaultPackage ? ""
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, goMod
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, pwd
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}:
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let
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localReplaceCommands =
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let
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localReplaceAttrs = filterAttrs (n: v: hasAttr "path" v) goMod.replace;
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commands = (
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mapAttrsToList
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(name: value: (
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''
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mkdir -p $(dirname vendor/${name})
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ln -s ${pwd + "/${value.path}"} vendor/${name}
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''
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))
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localReplaceAttrs);
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in
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if goMod != null then commands else [ ];
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sources = mapAttrs
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(goPackagePath: meta: fetchGoModule {
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goPackagePath = meta.replaced or goPackagePath;
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inherit (meta) version hash;
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inherit go;
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})
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modulesStruct.mod;
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in
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runCommand "vendor-env"
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{
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nativeBuildInputs = [ go ];
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json = toJSON (filterAttrs (n: _: n != defaultPackage) modulesStruct.mod);
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sources = toJSON (filterAttrs (n: _: n != defaultPackage) sources);
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passthru = {
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inherit sources;
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};
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passAsFile = [ "json" "sources" ];
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}
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(
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''
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mkdir vendor
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export GOCACHE=$TMPDIR/go-cache
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export GOPATH="$TMPDIR/go"
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${internal.symlink}
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${concatStringsSep "\n" localReplaceCommands}
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mv vendor $out
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''
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);
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# Select Go attribute based on version specified in go.mod
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selectGo = attrs: goMod: attrs.go or (if goMod == null then pkgs.go else
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(
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let
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goVersion = goMod.go;
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goAttr = "go_" + (replaceStrings [ "." ] [ "_" ] goVersion);
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in
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(
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if hasAttr goAttr pkgs then pkgs.${goAttr}
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else trace "go.mod specified Go version ${goVersion} but doesn't exist. Falling back to ${pkgs.go.version}." pkgs.go
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)
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));
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# Strip the rubbish that Go adds to versions, and fall back to a version based on the date if it's a placeholder value
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stripVersion = version:
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let
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parts = elemAt (split "(\\+|-)" (removePrefix "v" version));
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v = parts 0;
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d = parts 2;
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in
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if v != "0.0.0" then v else "unstable-" + (concatStringsSep "-" [
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(substring 0 4 d)
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(substring 4 2 d)
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(substring 6 2 d)
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]);
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mkGoEnv =
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{ pwd
|
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}@attrs:
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let
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goMod = parseGoMod (readFile "${toString pwd}/go.mod");
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modulesStruct = fromTOML (readFile "${toString pwd}/gomod2nix.toml");
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go = selectGo attrs goMod;
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vendorEnv = mkVendorEnv {
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inherit go modulesStruct pwd goMod;
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};
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|
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in
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stdenv.mkDerivation (removeAttrs attrs [ "pwd" ] // {
|
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name = "${baseNameOf goMod.module}-env";
|
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|
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dontUnpack = true;
|
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dontConfigure = true;
|
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dontInstall = true;
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|
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propagatedNativeBuildInputs = [ go ];
|
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|
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GO_NO_VENDOR_CHECKS = "1";
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|
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GO111MODULE = "on";
|
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GOFLAGS = "-mod=vendor";
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|
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preferLocalBuild = true;
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|
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buildPhase = ''
|
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mkdir $out
|
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|
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export GOCACHE=$TMPDIR/go-cache
|
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export GOPATH="$out"
|
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export GOSUMDB=off
|
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export GOPROXY=off
|
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|
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'' + optionalString (pathExists (pwd + "/tools.go")) ''
|
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mkdir source
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cp ${pwd + "/go.mod"} source/go.mod
|
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cp ${pwd + "/go.sum"} source/go.sum
|
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cp ${pwd + "/tools.go"} source/tools.go
|
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cd source
|
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ln -s ${vendorEnv} vendor
|
||||
|
||||
${internal.install}
|
||||
'';
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});
|
||||
|
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buildGoApplication =
|
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{ modules ? pwd + "/gomod2nix.toml"
|
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, src ? pwd
|
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, pwd ? null
|
||||
, nativeBuildInputs ? [ ]
|
||||
, allowGoReference ? false
|
||||
, meta ? { }
|
||||
, passthru ? { }
|
||||
, tags ? [ ]
|
||||
|
||||
# needed for buildFlags{,Array} warning
|
||||
, buildFlags ? ""
|
||||
, buildFlagsArray ? ""
|
||||
|
||||
, ...
|
||||
}@attrs:
|
||||
let
|
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modulesStruct = fromTOML (readFile modules);
|
||||
|
||||
goModPath = "${toString pwd}/go.mod";
|
||||
|
||||
goMod =
|
||||
if pwd != null && pathExists goModPath
|
||||
then parseGoMod (readFile goModPath)
|
||||
else null;
|
||||
|
||||
go = selectGo attrs goMod;
|
||||
|
||||
removeReferences = [ ] ++ optional (!allowGoReference) go;
|
||||
|
||||
defaultPackage = modulesStruct.goPackagePath or "";
|
||||
|
||||
vendorEnv = mkVendorEnv {
|
||||
inherit go modulesStruct defaultPackage goMod pwd;
|
||||
};
|
||||
|
||||
in
|
||||
warnIf (buildFlags != "" || buildFlagsArray != "")
|
||||
"Use the `ldflags` and/or `tags` attributes instead of `buildFlags`/`buildFlagsArray`"
|
||||
stdenv.mkDerivation
|
||||
(optionalAttrs (defaultPackage != "")
|
||||
{
|
||||
pname = attrs.pname or baseNameOf defaultPackage;
|
||||
version = stripVersion (modulesStruct.mod.${defaultPackage}).version;
|
||||
src = vendorEnv.passthru.sources.${defaultPackage};
|
||||
} // optionalAttrs (hasAttr "subPackages" modulesStruct) {
|
||||
subPackages = modulesStruct.subPackages;
|
||||
} // attrs // {
|
||||
nativeBuildInputs = [ removeReferencesTo go ] ++ nativeBuildInputs;
|
||||
|
||||
inherit (go) GOOS GOARCH;
|
||||
|
||||
GO_NO_VENDOR_CHECKS = "1";
|
||||
|
||||
GO111MODULE = "on";
|
||||
GOFLAGS = "-mod=vendor";
|
||||
|
||||
configurePhase = attrs.configurePhase or ''
|
||||
runHook preConfigure
|
||||
|
||||
export GOCACHE=$TMPDIR/go-cache
|
||||
export GOPATH="$TMPDIR/go"
|
||||
export GOSUMDB=off
|
||||
export GOPROXY=off
|
||||
cd "$modRoot"
|
||||
if [ -n "${vendorEnv}" ]; then
|
||||
rm -rf vendor
|
||||
ln -s ${vendorEnv} vendor
|
||||
fi
|
||||
|
||||
runHook postConfigure
|
||||
'';
|
||||
|
||||
buildPhase = attrs.buildPhase or ''
|
||||
runHook preBuild
|
||||
|
||||
exclude='\(/_\|examples\|Godeps\|testdata'
|
||||
if [[ -n "$excludedPackages" ]]; then
|
||||
IFS=' ' read -r -a excludedArr <<<$excludedPackages
|
||||
printf -v excludedAlternates '%s\\|' "''${excludedArr[@]}"
|
||||
excludedAlternates=''${excludedAlternates%\\|} # drop final \| added by printf
|
||||
exclude+='\|'"$excludedAlternates"
|
||||
fi
|
||||
exclude+='\)'
|
||||
|
||||
buildGoDir() {
|
||||
local d; local cmd;
|
||||
cmd="$1"
|
||||
d="$2"
|
||||
. $TMPDIR/buildFlagsArray
|
||||
local OUT
|
||||
if ! OUT="$(go $cmd $buildFlags "''${buildFlagsArray[@]}" ''${tags:+-tags=${concatStringsSep "," tags}} ''${ldflags:+-ldflags="$ldflags"} -v -p $NIX_BUILD_CORES $d 2>&1)"; then
|
||||
if echo "$OUT" | grep -qE 'imports .*?: no Go files in'; then
|
||||
echo "$OUT" >&2
|
||||
return 1
|
||||
fi
|
||||
if ! echo "$OUT" | grep -qE '(no( buildable| non-test)?|build constraints exclude all) Go (source )?files'; then
|
||||
echo "$OUT" >&2
|
||||
return 1
|
||||
fi
|
||||
fi
|
||||
if [ -n "$OUT" ]; then
|
||||
echo "$OUT" >&2
|
||||
fi
|
||||
return 0
|
||||
}
|
||||
|
||||
getGoDirs() {
|
||||
local type;
|
||||
type="$1"
|
||||
if [ -n "$subPackages" ]; then
|
||||
echo "$subPackages" | sed "s,\(^\| \),\1./,g"
|
||||
else
|
||||
find . -type f -name \*$type.go -exec dirname {} \; | grep -v "/vendor/" | sort --unique | grep -v "$exclude"
|
||||
fi
|
||||
}
|
||||
|
||||
if (( "''${NIX_DEBUG:-0}" >= 1 )); then
|
||||
buildFlagsArray+=(-x)
|
||||
fi
|
||||
|
||||
if [ ''${#buildFlagsArray[@]} -ne 0 ]; then
|
||||
declare -p buildFlagsArray > $TMPDIR/buildFlagsArray
|
||||
else
|
||||
touch $TMPDIR/buildFlagsArray
|
||||
fi
|
||||
if [ -z "$enableParallelBuilding" ]; then
|
||||
export NIX_BUILD_CORES=1
|
||||
fi
|
||||
for pkg in $(getGoDirs ""); do
|
||||
echo "Building subPackage $pkg"
|
||||
buildGoDir install "$pkg"
|
||||
done
|
||||
'' + optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
|
||||
# normalize cross-compiled builds w.r.t. native builds
|
||||
(
|
||||
dir=$GOPATH/bin/${go.GOOS}_${go.GOARCH}
|
||||
if [[ -n "$(shopt -s nullglob; echo $dir/*)" ]]; then
|
||||
mv $dir/* $dir/..
|
||||
fi
|
||||
if [[ -d $dir ]]; then
|
||||
rmdir $dir
|
||||
fi
|
||||
)
|
||||
'' + ''
|
||||
runHook postBuild
|
||||
'';
|
||||
|
||||
doCheck = attrs.doCheck or true;
|
||||
checkPhase = attrs.checkPhase or ''
|
||||
runHook preCheck
|
||||
|
||||
for pkg in $(getGoDirs test); do
|
||||
buildGoDir test $checkFlags "$pkg"
|
||||
done
|
||||
|
||||
runHook postCheck
|
||||
'';
|
||||
|
||||
installPhase = attrs.installPhase or ''
|
||||
runHook preInstall
|
||||
|
||||
mkdir -p $out
|
||||
dir="$GOPATH/bin"
|
||||
[ -e "$dir" ] && cp -r $dir $out
|
||||
|
||||
runHook postInstall
|
||||
'';
|
||||
|
||||
preFixup = (attrs.preFixup or "") + ''
|
||||
find $out/{bin,libexec,lib} -type f 2>/dev/null | xargs -r ${removeExpr removeReferences} || true
|
||||
'';
|
||||
|
||||
strictDeps = true;
|
||||
|
||||
disallowedReferences = optional (!allowGoReference) go;
|
||||
|
||||
passthru = { inherit go vendorEnv; } // passthru;
|
||||
|
||||
meta = { platforms = go.meta.platforms or platforms.all; } // meta;
|
||||
});
|
||||
|
||||
in
|
||||
{
|
||||
inherit buildGoApplication mkGoEnv;
|
||||
}
|
||||
13
nix/builder/fetch.sh
Normal file
13
nix/builder/fetch.sh
Normal file
|
|
@ -0,0 +1,13 @@
|
|||
source $stdenv/setup
|
||||
|
||||
export HOME=$(mktemp -d)
|
||||
|
||||
# Call once first outside of subshell for better error reporting
|
||||
go mod download "$goPackagePath@$version"
|
||||
|
||||
dir=$(go mod download --json "$goPackagePath@$version" | jq -r .Dir)
|
||||
|
||||
chmod -R +w $dir
|
||||
find $dir -iname ".ds_store" | xargs -r rm -rf
|
||||
|
||||
cp -r $dir $out
|
||||
57
nix/builder/install/install.go
Normal file
57
nix/builder/install/install.go
Normal file
|
|
@ -0,0 +1,57 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"go/parser"
|
||||
"go/token"
|
||||
"io"
|
||||
"os"
|
||||
"os/exec"
|
||||
"strconv"
|
||||
)
|
||||
|
||||
const filename = "tools.go"
|
||||
|
||||
func main() {
|
||||
fset := token.NewFileSet()
|
||||
|
||||
var src []byte
|
||||
{
|
||||
f, err := os.Open(filename)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
src, err = io.ReadAll(f)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
|
||||
f, err := parser.ParseFile(fset, filename, src, parser.ImportsOnly)
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
return
|
||||
}
|
||||
|
||||
for _, s := range f.Imports {
|
||||
path, err := strconv.Unquote(s.Path.Value)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
cmd := exec.Command("go", "install", path)
|
||||
|
||||
fmt.Printf("Executing '%s'\n", cmd)
|
||||
|
||||
err = cmd.Start()
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
err = cmd.Wait()
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
141
nix/builder/parser.nix
Normal file
141
nix/builder/parser.nix
Normal file
|
|
@ -0,0 +1,141 @@
|
|||
# Parse go.mod in Nix
|
||||
# Returns a Nix structure with the contents of the go.mod passed in
|
||||
# in normalised form.
|
||||
|
||||
let
|
||||
inherit (builtins) elemAt mapAttrs split foldl' match filter typeOf hasAttr length;
|
||||
|
||||
# Strip lines with comments & other junk
|
||||
stripStr = s: elemAt (split "^ *" (elemAt (split " *$" s) 0)) 2;
|
||||
stripLines = initialLines: foldl' (acc: f: f acc) initialLines [
|
||||
# Strip comments
|
||||
(lines: map
|
||||
(l: stripStr (elemAt (splitString "//" l) 0))
|
||||
lines)
|
||||
|
||||
# Strip leading tabs characters
|
||||
(lines: map (l: elemAt (match "(\t)?(.*)" l) 1) lines)
|
||||
|
||||
# Filter empty lines
|
||||
(filter (l: l != ""))
|
||||
];
|
||||
|
||||
# Parse lines into a structure
|
||||
parseLines = lines: (foldl'
|
||||
(acc: l:
|
||||
let
|
||||
m = match "([^ )]*) *(.*)" l;
|
||||
directive = elemAt m 0;
|
||||
rest = elemAt m 1;
|
||||
|
||||
# Maintain parser state (inside parens or not)
|
||||
inDirective =
|
||||
if rest == "(" then directive
|
||||
else if rest == ")" then null
|
||||
else acc.inDirective
|
||||
;
|
||||
|
||||
in
|
||||
{
|
||||
data = (acc.data // (
|
||||
if directive == "" && rest == ")" then { }
|
||||
else if inDirective != null && rest == "(" && ! hasAttr inDirective acc.data then {
|
||||
${inDirective} = { };
|
||||
}
|
||||
else if rest == "(" || rest == ")" then { }
|
||||
else if inDirective != null then {
|
||||
${inDirective} = acc.data.${inDirective} // { ${directive} = rest; };
|
||||
} else if directive == "replace" then
|
||||
(
|
||||
let
|
||||
segments = split " => " rest;
|
||||
getSegment = elemAt segments;
|
||||
in
|
||||
assert length segments == 3; {
|
||||
replace = acc.data.replace // {
|
||||
${getSegment 0} = "=> ${getSegment 2}";
|
||||
};
|
||||
}
|
||||
)
|
||||
else {
|
||||
${directive} = rest;
|
||||
}
|
||||
)
|
||||
);
|
||||
inherit inDirective;
|
||||
})
|
||||
{
|
||||
inDirective = null;
|
||||
data = {
|
||||
require = { };
|
||||
replace = { };
|
||||
exclude = { };
|
||||
};
|
||||
}
|
||||
lines
|
||||
).data;
|
||||
|
||||
normaliseDirectives = data: (
|
||||
let
|
||||
normaliseString = s:
|
||||
let
|
||||
m = builtins.match "([^ ]+) (.+)" s;
|
||||
in
|
||||
{
|
||||
${elemAt m 0} = elemAt m 1;
|
||||
};
|
||||
require = data.require or { };
|
||||
replace = data.replace or { };
|
||||
exclude = data.exclude or { };
|
||||
in
|
||||
data // {
|
||||
require =
|
||||
if typeOf require == "string" then normaliseString require
|
||||
else require;
|
||||
replace =
|
||||
if typeOf replace == "string" then normaliseString replace
|
||||
else replace;
|
||||
}
|
||||
);
|
||||
|
||||
parseVersion = ver:
|
||||
let
|
||||
m = elemAt (match "([^-]+)-?([^-]*)-?([^-]*)" ver);
|
||||
v = elemAt (match "([^+]+)\\+?(.*)" (m 0));
|
||||
in
|
||||
{
|
||||
version = v 0;
|
||||
versionSuffix = v 1;
|
||||
date = m 1;
|
||||
rev = m 2;
|
||||
};
|
||||
|
||||
parseReplace = data: (
|
||||
data // {
|
||||
replace =
|
||||
mapAttrs
|
||||
(_: v:
|
||||
let
|
||||
m = match "=> ([^ ]+) (.+)" v;
|
||||
m2 = match "=> (.*+)" v;
|
||||
in
|
||||
if m != null then {
|
||||
goPackagePath = elemAt m 0;
|
||||
version = elemAt m 1;
|
||||
} else {
|
||||
path = elemAt m2 0;
|
||||
})
|
||||
data.replace;
|
||||
}
|
||||
);
|
||||
|
||||
splitString = sep: s: filter (t: t != [ ]) (split sep s);
|
||||
|
||||
in
|
||||
contents:
|
||||
foldl' (acc: f: f acc) (splitString "\n" contents) [
|
||||
stripLines
|
||||
parseLines
|
||||
normaliseDirectives
|
||||
parseReplace
|
||||
]
|
||||
110
nix/builder/symlink/symlink.go
Normal file
110
nix/builder/symlink/symlink.go
Normal file
|
|
@ -0,0 +1,110 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io/ioutil"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"sort"
|
||||
)
|
||||
|
||||
type Package struct {
|
||||
GoPackagePath string `json:"-"`
|
||||
Version string `json:"version"`
|
||||
Hash string `json:"hash"`
|
||||
ReplacedPath string `json:"replaced,omitempty"`
|
||||
}
|
||||
|
||||
// type Output struct {
|
||||
// SchemaVersion int `json:"schema"`
|
||||
// Mod map[string]*Package `json:"mod"`
|
||||
// }
|
||||
|
||||
func main() {
|
||||
|
||||
// var output Output
|
||||
sources := make(map[string]string)
|
||||
pkgs := make(map[string]*Package)
|
||||
|
||||
{
|
||||
b, err := ioutil.ReadFile(os.Getenv("sourcesPath"))
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
err = json.Unmarshal(b, &sources)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
|
||||
{
|
||||
b, err := ioutil.ReadFile(os.Getenv("jsonPath"))
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
err = json.Unmarshal(b, &pkgs)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
|
||||
keys := make([]string, 0, len(pkgs))
|
||||
for key := range pkgs {
|
||||
keys = append(keys, key)
|
||||
}
|
||||
sort.Strings(keys)
|
||||
|
||||
// Iterate, in reverse order
|
||||
for i := len(keys) - 1; i >= 0; i-- {
|
||||
key := keys[i]
|
||||
src := sources[key]
|
||||
|
||||
paths := []string{key}
|
||||
|
||||
for _, path := range paths {
|
||||
|
||||
vendorDir := filepath.Join("vendor", filepath.Dir(path))
|
||||
if err := os.MkdirAll(vendorDir, 0755); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
if _, err := os.Stat(filepath.Join("vendor", path)); err == nil {
|
||||
files, err := ioutil.ReadDir(src)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
for _, f := range files {
|
||||
innerSrc := filepath.Join(src, f.Name())
|
||||
dst := filepath.Join("vendor", path, f.Name())
|
||||
if err := os.Symlink(innerSrc, dst); err != nil {
|
||||
// assume it's an existing directory, try to link the directory content instead.
|
||||
// TODO should we do this recursively
|
||||
files, err := ioutil.ReadDir(innerSrc)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
for _, f := range files {
|
||||
if err := os.Symlink(filepath.Join(innerSrc, f.Name()), filepath.Join(dst, f.Name())); err != nil {
|
||||
fmt.Println("ignore symlink error", filepath.Join(innerSrc, f.Name()), filepath.Join(dst, f.Name()))
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
continue
|
||||
}
|
||||
|
||||
// If the file doesn't already exist, just create a simple symlink
|
||||
err := os.Symlink(src, filepath.Join("vendor", path))
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in a new issue