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Go to Nix with IFD
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{ | |
inputs.nixpkgs.url = "github:NixOs/nixpkgs/22.11"; | |
outputs = { self, nixpkgs }: | |
let | |
pkgs = import nixpkgs { system = "x86_64-linux"; }; | |
inherit (pkgs) lib; | |
lines = txt: | |
(builtins.filter (line: line != "") | |
(lib.strings.splitString "\n" txt)); | |
parseGoSumLine = line: | |
let fields = lib.strings.splitString " " line; | |
in | |
{ | |
modulePath = builtins.elemAt fields 0; | |
# remove /go.mod suffix (if the suffix matches) | |
version = lib.removeSuffix "/go.mod" (builtins.elemAt fields 1); | |
type = | |
if lib.hasSuffix "/go.mod" (builtins.elemAt fields 1) | |
then "mod" else "zip"; | |
hash = | |
let hash' = builtins.elemAt fields 2; | |
in | |
if lib.strings.hasPrefix "h1:" hash' | |
then "sha256-${lib.removePrefix "h1:" hash'}" | |
else builtins.error "hash: ${hash'} not supported"; | |
}; | |
parseGoSum = file: | |
builtins.map parseGoSumLine (lines (builtins.readFile file)); | |
goSum = parseGoSum ./go.sum; | |
fetchManifest = input@{ modulePath, version, hash, type }: | |
pkgs.fetchurl | |
{ | |
name = "${modulePath}-${version}-${type}-manifest"; | |
inherit hash; | |
preferLocalBuild = true; | |
url = "https://proxy.golang.org/${modulePath}/@v/${version}.${type}"; | |
curlOptsList = [ "-H" "Disable-Module-Fetch: true" ]; | |
downloadToTemp = true; | |
postFetch = | |
if type == "mod" then | |
'' | |
sha256sum $downloadedFile | sed "s|$downloadedFile|go.mod|" | tee $out | |
'' | |
else if type == "zip" then | |
'' | |
TMPDIR=$(mktemp -d) | |
${pkgs.unzip}/bin/unzip -d $TMPDIR $downloadedFile | |
find $TMPDIR -type f | LC_ALL=C sort | xargs -r sha256sum | sed "s|$TMPDIR/||" | tee $out | |
'' | |
else | |
builtins.error "wrong"; | |
}; | |
fetchMod = inputs@{ modulePath, version, type, ... }: | |
let | |
manifest = fetchManifest inputs; | |
hash = builtins.head (lib.strings.splitString " " (builtins.readFile manifest)); | |
in | |
pkgs.fetchurl { | |
name = "${modulePath}-${version}-${type}"; | |
sha256 = hash; | |
preferLocalBuild = true; | |
url = "https://proxy.golang.org/${modulePath}/@v/${version}.${type}"; | |
curlOptsList = [ "-H" "Disable-Module-Fetch: true" ]; | |
}; | |
fetchZip = inputs@{ modulePath, version, ... }: | |
let | |
manifest = fetchManifest inputs; | |
paths = map | |
(line: | |
let | |
fields = lib.strings.splitString " " line; | |
hash = builtins.elemAt fields 0; | |
file = builtins.elemAt fields 1; | |
in | |
{ | |
name = file; | |
path = | |
pkgs.fetchurl { | |
name = "${modulePath}-${version}-${file}"; | |
sha256 = hash; | |
preferLocalBuild = true; | |
url = "https://proxy.golang.org/${modulePath}/@v/${version}.zip"; | |
curlOptsList = [ "-H" "Disable-Module-Fetch: true" ]; | |
downloadToTemp = true; | |
postFetch = '' | |
${pkgs.unzip}/bin/unzip -p $downloadedFile ${file} > $out | |
''; | |
}; | |
}) | |
(lines (builtins.readFile manifest)); | |
in | |
pkgs.linkFarm "${modulePath}-${version}-src" paths; | |
fetchThing = inputs@{ type, ... }: | |
if type == "mod" then fetchMod inputs else if type == "zip" then fetchZip inputs else builtins.error "wrong"; | |
in | |
{ | |
packages.x86_64-linux = builtins.listToAttrs | |
( | |
builtins.map | |
(t: let d = fetchThing t; in { name = d.name; value = d; }) | |
goSum | |
) // { | |
default = pkgs.releaseTools.aggregate { | |
name = "all-the-things"; | |
constituents = builtins.map fetchThing goSum; | |
}; | |
}; | |
}; | |
} |
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golang.org/x/mod v0.10.0 h1:lFO9qtOdlre5W1jxS3r/4szv2/6iXxScdzjoBMXNhYk= | |
golang.org/x/mod v0.10.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs= | |
modernc.org/libc v1.22.3 h1:D/g6O5ftAfavceqlLOFwaZuA5KYafKwmr30A6iSqoyY= | |
modernc.org/libc v1.22.3/go.mod h1:MQrloYP209xa2zHome2a8HLiLm6k0UT8CoHpV74tOFw= | |
modernc.org/mathutil v1.5.0 h1:rV0Ko/6SfM+8G+yKiyI830l3Wuz1zRutdslNoQ0kfiQ= | |
modernc.org/mathutil v1.5.0/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E= | |
modernc.org/memory v1.5.0 h1:N+/8c5rE6EqugZwHii4IFsaJ7MUhoWX07J5tC/iI5Ds= | |
modernc.org/memory v1.5.0/go.mod h1:PkUhL0Mugw21sHPeskwZW4D6VscE/GQJOnIpCnW6pSU= | |
modernc.org/sqlite v1.21.1 h1:GyDFqNnESLOhwwDRaHGdp2jKLDzpyT/rNLglX3ZkMSU= | |
modernc.org/sqlite v1.21.1/go.mod h1:XwQ0wZPIh1iKb5mkvCJ3szzbhk+tykC8ZWqTRTgYRwI= |
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