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Merge pull request #22 from aster-void/feat/new-fetcher
feat: new fetcher with simplified API 🎉
2 parents 0d4f9a4 + 0dbbdee commit 1e5e45c

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8 files changed

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‎.gitignore‎

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11
node_modules
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.direnv
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result
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result-*

‎flake.nix‎

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@@ -41,6 +41,16 @@
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formatter = treefmt.config.build.wrapper;
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checks =
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(pkgs.callPackages ./tests.nix {
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fetcherMode = "new";
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inherit
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pkgs
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prisma-factory
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yarn-v1
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yarn-berry
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;
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})
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// (pkgs.callPackages ./tests.nix {
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fetcherMode = "legacy";
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inherit
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pkgs
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prisma-factory
@@ -51,18 +61,19 @@
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// {
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format = treefmt.config.build.check self;
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};
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packages.default =
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(prisma-factory {
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inherit pkgs;
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hash = "sha256-R9PG286KQTbzF0r/PPcShUkMiYam2prRh/JICjmhCZA=";
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_commit = "6a3747c37ff169c90047725a05a6ef02e32ac97e";
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}).package;
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devShells.default =
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let
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prisma = (
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(prisma-factory {
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inherit pkgs;
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prisma-fmt-hash = "sha256-4zsJv0PW8FkGfiiv/9g0y5xWNjmRWD8Q2l2blSSBY3s=";
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query-engine-hash = "sha256-6ILWB6ZmK4ac6SgAtqCkZKHbQANmcqpWO92U8CfkFzw=";
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libquery-engine-hash = "sha256-n9IimBruqpDJStlEbCJ8nsk8L9dDW95ug+gz9DHS1Lc=";
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schema-engine-hash = "sha256-j38xSXOBwAjIdIpbSTkFJijby6OGWCoAx+xZyms/34Q=";
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}).fromCommit
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"6a3747c37ff169c90047725a05a6ef02e32ac97e"
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);
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prisma = prisma-factory {
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inherit pkgs;
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hash = "sha256-R9PG286KQTbzF0r/PPcShUkMiYam2prRh/JICjmhCZA=";
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_commit = "6a3747c37ff169c90047725a05a6ef02e32ac97e";
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};
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in
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pkgs.mkShell {
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buildInputs = [

‎lib/fetcher.nix‎

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{
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lib,
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stdenv,
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zlib,
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curl,
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cacert,
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autoPatchelfHook,
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runCommand,
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gzip,
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# variables
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commit,
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openssl,
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opensslVersion,
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binaryTarget,
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hash,
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components,
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}:
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let
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componentsToFetch =
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if components != null then
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components
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else
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[
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{
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url = "prisma-fmt.gz";
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path = "bin/prisma-fmt";
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env = "PRISMA_FMT_BINARY";
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}
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{
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url = "query-engine.gz";
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path = "bin/query-engine";
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env = "PRISMA_QUERY_ENGINE_BINARY";
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}
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{
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url = if isDarwin then "libquery_engine.dylib.node.gz" else "libquery_engine.so.node.gz";
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path = "lib/libquery_engine.node";
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env = "PRISMA_QUERY_ENGINE_LIBRARY";
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}
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{
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url = "schema-engine.gz";
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path = "bin/schema-engine";
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env = "PRISMA_SCHEMA_ENGINE_BINARY";
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}
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];
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isDarwin = lib.strings.hasPrefix "darwin" binaryTarget;
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target = if isDarwin then binaryTarget else "${binaryTarget}-openssl-${opensslVersion}";
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toUrl = url: "https://binaries.prisma.sh/all_commits/${commit}/${target}/${url}";
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deps =
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runCommand "prisma-deps-bin"
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{
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nativeBuildInputs = [
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curl
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cacert
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gzip
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];
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outputHashAlgo = "sha256";
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outputHashMode = "recursive";
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outputHash = hash;
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}
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''
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export SSL_CERT_FILE=${cacert}/etc/ssl/certs/ca-bundle.crt
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export CURL_CA_BUNDLE=$SSL_CERT_FILE
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mkdir -p $out $out/lib $out/bin
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${lib.concatLines (
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map (component: ''
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curl "${toUrl component.url}" -L | gunzip > $out/${component.path}
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'') componentsToFetch
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)}
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'';
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package = stdenv.mkDerivation {
71+
pname = "prisma-bin";
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src = deps;
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version = commit;
74+
nativeBuildInputs = [
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zlib
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openssl
77+
stdenv.cc.cc.lib
78+
] ++ lib.optionals (!isDarwin) [ autoPatchelfHook ];
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phases = [
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"installPhase"
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"postFixupHooks"
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];
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installPhase = ''
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mkdir -p $out
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cp -r $src/. $out/
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mkdir -p $out/bin
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chmod -R u+w $out
88+
find $out/bin -type f -exec chmod +x {} +
89+
'';
90+
};
91+
toExportStyle =
92+
attrset:
93+
"\n"
94+
+ (lib.concatMapAttrsStringSep "\n" (name: value: "export ${name}=\"${value}\"") attrset)
95+
+ "\n";
96+
mkEnv =
97+
package:
98+
builtins.listToAttrs (
99+
builtins.map (c: {
100+
name = c.env;
101+
value = "${package}/${c.path}";
102+
}) componentsToFetch
103+
);
104+
env = mkEnv package;
105+
in
106+
{
107+
inherit package env;
108+
shellHook = toExportStyle env;
109+
}

‎lib/legacyFetcher.nix‎

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{
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# dependencies
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lib,
4+
fetchurl,
5+
stdenv,
6+
zlib,
7+
autoPatchelfHook,
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# variables
9+
openssl,
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commit,
11+
opensslVersion,
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binaryTarget,
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# = hashes
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prisma-fmt-hash,
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query-engine-hash,
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libquery-engine-hash,
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introspection-engine-hash,
18+
migration-engine-hash,
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schema-engine-hash,
20+
}:
21+
let
22+
hostname = "binaries.prisma.sh";
23+
channel = "all_commits";
24+
isDarwin = lib.strings.hasPrefix "darwin" binaryTarget;
25+
target = if isDarwin then binaryTarget else "${binaryTarget}-openssl-${opensslVersion}";
26+
baseUrl = "https://${hostname}/${channel}";
27+
files =
28+
[
29+
{
30+
name = "prisma-fmt";
31+
hash = prisma-fmt-hash;
32+
path = "bin/prisma-fmt";
33+
variable = "PRISMA_FMT_BINARY";
34+
}
35+
{
36+
name = "query-engine";
37+
hash = query-engine-hash;
38+
path = "bin/query-engine";
39+
variable = "PRISMA_QUERY_ENGINE_BINARY";
40+
}
41+
{
42+
name = if isDarwin then "libquery_engine.dylib.node" else "libquery_engine.so.node";
43+
hash = libquery-engine-hash;
44+
path = "lib/libquery_engine.node";
45+
variable = "PRISMA_QUERY_ENGINE_LIBRARY";
46+
}
47+
]
48+
++ (
49+
if introspection-engine-hash == null then
50+
[ ]
51+
else
52+
[
53+
{
54+
name = "introspection-engine";
55+
hash = introspection-engine-hash;
56+
path = "bin/introspection-engine";
57+
variable = "PRISMA_INTROSPECTION_ENGINE_BINARY";
58+
}
59+
]
60+
)
61+
++ (
62+
if migration-engine-hash == null then
63+
[ ]
64+
else
65+
[
66+
{
67+
name = "migration-engine";
68+
hash = migration-engine-hash;
69+
path = "bin/migration-engine";
70+
variable = "PRISMA_MIGRATION_ENGINE_BINARY";
71+
}
72+
]
73+
)
74+
++ (
75+
if schema-engine-hash == null then
76+
[ ]
77+
else
78+
[
79+
{
80+
name = "schema-engine";
81+
hash = schema-engine-hash;
82+
path = "bin/schema-engine";
83+
variable = "PRISMA_SCHEMA_ENGINE_BINARY";
84+
}
85+
]
86+
);
87+
downloadedFiles = builtins.map (
88+
file:
89+
file
90+
// {
91+
file = fetchurl {
92+
name = "${baseUrl}/${commit}/${target}/${file.name}.gz";
93+
url = "${baseUrl}/${commit}/${target}/${file.name}.gz";
94+
hash = file.hash;
95+
};
96+
}
97+
) files;
98+
unzipCommands = builtins.map (file: "gunzip -c ${file.file} > $out/${file.path}") downloadedFiles;
99+
100+
mkEnv =
101+
package:
102+
builtins.listToAttrs (
103+
builtins.map (file: {
104+
name = file.variable;
105+
value = "${package}/${file.path}";
106+
}) files
107+
);
108+
# polyfill: the function in nixpkgs is implemented on Dec 6, 2024. replace this with one from pkgs.lib after 24.11 reaches EOL.
109+
concatMapAttrsStringSep =
110+
sep: f: attrs:
111+
lib.concatStringsSep sep (lib.attrValues (lib.mapAttrs f attrs));
112+
/**
113+
This function converts attrset to bash export style.
114+
return value contains leading and trailing newlines.
115+
116+
# Example
117+
```nix
118+
toExportStyle { foo = "bar"; baz = "abc"; }
119+
=>
120+
''
121+
export foo="bar"
122+
export baz="abc"
123+
''
124+
```
125+
126+
# Type
127+
toExportStyle :: Attrset<String> -> String
128+
*/
129+
toExportStyle =
130+
attrset:
131+
"\n" + (concatMapAttrsStringSep "\n" (name: value: "export ${name}=\"${value}\"") attrset) + "\n";
132+
in
133+
rec {
134+
package = stdenv.mkDerivation {
135+
pname = "prisma-bin";
136+
version = commit;
137+
nativeBuildInputs = [
138+
zlib
139+
openssl
140+
stdenv.cc.cc.lib
141+
] ++ lib.optionals (!isDarwin) [ autoPatchelfHook ];
142+
phases = [
143+
"buildPhase"
144+
"postFixupHooks"
145+
];
146+
buildPhase = ''
147+
mkdir -p $out/bin
148+
mkdir -p $out/lib
149+
${lib.concatStringsSep "\n" unzipCommands}
150+
chmod +x $out/bin/*
151+
'';
152+
};
153+
env = mkEnv package;
154+
shellHook = toExportStyle env;
155+
}

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