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install.zig
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const bun = @import("root").bun;
const FeatureFlags = bun.FeatureFlags;
const string = bun.string;
const Output = bun.Output;
const Global = bun.Global;
const Environment = bun.Environment;
const strings = bun.strings;
const MutableString = bun.MutableString;
const stringZ = bun.stringZ;
const default_allocator = bun.default_allocator;
const C = bun.C;
const std = @import("std");
const uws = @import("../deps/uws.zig");
const JSC = bun.JSC;
const DirInfo = @import("../resolver/dir_info.zig");
const File = bun.sys.File;
const JSLexer = bun.js_lexer;
const logger = bun.logger;
const js_parser = bun.js_parser;
const json_parser = bun.JSON;
const JSPrinter = bun.js_printer;
const linker = @import("../linker.zig");
const sync = @import("../sync.zig");
const Api = @import("../api/schema.zig").Api;
const Path = bun.path;
const configureTransformOptionsForBun = @import("../bun.js/config.zig").configureTransformOptionsForBun;
const Command = @import("../cli.zig").Command;
const BunArguments = @import("../cli.zig").Arguments;
const bundler = bun.bundler;
const DotEnv = @import("../env_loader.zig");
const which = @import("../which.zig").which;
const Run = @import("../bun_js.zig").Run;
const Fs = @import("../fs.zig");
const FileSystem = Fs.FileSystem;
const Lock = @import("../lock.zig").Lock;
const URL = @import("../url.zig").URL;
const HTTP = bun.http;
const AsyncHTTP = HTTP.AsyncHTTP;
const HTTPChannel = HTTP.HTTPChannel;
const HeaderBuilder = HTTP.HeaderBuilder;
const Integrity = @import("./integrity.zig").Integrity;
const clap = bun.clap;
const ExtractTarball = @import("./extract_tarball.zig");
const Npm = @import("./npm.zig");
const Bitset = bun.bit_set.DynamicBitSetUnmanaged;
const z_allocator = @import("../memory_allocator.zig").z_allocator;
const Syscall = bun.sys;
const RunCommand = @import("../cli/run_command.zig").RunCommand;
const PackageManagerCommand = @import("../cli/package_manager_command.zig").PackageManagerCommand;
threadlocal var initialized_store = false;
const Futex = @import("../futex.zig");
pub const Lockfile = @import("./lockfile.zig");
const Walker = @import("../walker_skippable.zig");
// these bytes are skipped
// so we just make it repeat bun bun bun bun bun bun bun bun bun
// because why not
pub const alignment_bytes_to_repeat_buffer = [_]u8{0} ** 144;
const JSAst = bun.JSAst;
pub fn initializeStore() void {
if (initialized_store) {
JSAst.Expr.Data.Store.reset();
JSAst.Stmt.Data.Store.reset();
return;
}
initialized_store = true;
JSAst.Expr.Data.Store.create(default_allocator);
JSAst.Stmt.Data.Store.create(default_allocator);
}
/// The default store we use pre-allocates around 16 MB of memory per thread
/// That adds up in multi-threaded scenarios.
/// ASTMemoryAllocator uses a smaller fixed buffer allocator
pub fn initializeMiniStore() void {
const MiniStore = struct {
heap: bun.MimallocArena,
memory_allocator: JSAst.ASTMemoryAllocator,
pub threadlocal var instance: ?*@This() = null;
};
if (MiniStore.instance == null) {
var mini_store = bun.default_allocator.create(MiniStore) catch @panic("OOM");
mini_store.* = .{
.heap = bun.MimallocArena.init() catch @panic("OOM"),
.memory_allocator = undefined,
};
mini_store.memory_allocator = .{ .allocator = mini_store.heap.allocator() };
mini_store.memory_allocator.reset();
MiniStore.instance = mini_store;
mini_store.memory_allocator.push();
} else {
var mini_store = MiniStore.instance.?;
if (mini_store.memory_allocator.stack_allocator.fixed_buffer_allocator.end_index >= mini_store.memory_allocator.stack_allocator.fixed_buffer_allocator.buffer.len -| 1) {
mini_store.heap.reset();
mini_store.memory_allocator.allocator = mini_store.heap.allocator();
}
mini_store.memory_allocator.reset();
mini_store.memory_allocator.push();
}
}
const IdentityContext = @import("../identity_context.zig").IdentityContext;
const ArrayIdentityContext = @import("../identity_context.zig").ArrayIdentityContext;
const NetworkQueue = std.fifo.LinearFifo(*NetworkTask, .{ .Static = 32 });
const Semver = @import("./semver.zig");
const ExternalString = Semver.ExternalString;
const String = Semver.String;
const GlobalStringBuilder = @import("../string_builder.zig");
const SlicedString = Semver.SlicedString;
const Repository = @import("./repository.zig").Repository;
const Bin = @import("./bin.zig").Bin;
const Dependency = @import("./dependency.zig");
const Behavior = @import("./dependency.zig").Behavior;
const FolderResolution = @import("./resolvers/folder_resolver.zig").FolderResolution;
pub fn ExternalSlice(comptime Type: type) type {
return ExternalSliceAligned(Type, null);
}
pub fn ExternalSliceAligned(comptime Type: type, comptime alignment_: ?u29) type {
return extern struct {
pub const alignment = alignment_ orelse @alignOf(*Type);
pub const Slice = @This();
pub const Child: type = Type;
off: u32 = 0,
len: u32 = 0,
pub inline fn contains(this: Slice, id: u32) bool {
return id >= this.off and id < (this.len + this.off);
}
pub inline fn get(this: Slice, in: []const Type) []const Type {
if (comptime Environment.allow_assert) {
std.debug.assert(this.off + this.len <= in.len);
}
// it should be impossible to address this out of bounds due to the minimum here
return in.ptr[this.off..@min(in.len, this.off + this.len)];
}
pub inline fn mut(this: Slice, in: []Type) []Type {
if (comptime Environment.allow_assert) {
std.debug.assert(this.off + this.len <= in.len);
}
return in.ptr[this.off..@min(in.len, this.off + this.len)];
}
pub fn init(buf: []const Type, in: []const Type) Slice {
// if (comptime Environment.allow_assert) {
// std.debug.assert(@intFromPtr(buf.ptr) <= @intFromPtr(in.ptr));
// std.debug.assert((@intFromPtr(in.ptr) + in.len) <= (@intFromPtr(buf.ptr) + buf.len));
// }
return Slice{
.off = @as(u32, @truncate((@intFromPtr(in.ptr) - @intFromPtr(buf.ptr)) / @sizeOf(Type))),
.len = @as(u32, @truncate(in.len)),
};
}
};
}
pub const PackageID = u32;
pub const DependencyID = u32;
pub const invalid_package_id = std.math.maxInt(PackageID);
pub const ExternalStringList = ExternalSlice(ExternalString);
pub const VersionSlice = ExternalSlice(Semver.Version);
pub const ExternalStringMap = extern struct {
name: ExternalStringList = .{},
value: ExternalStringList = .{},
};
pub const PackageNameHash = u64; // Use String.Builder.stringHash to compute this
pub const TruncatedPackageNameHash = u32; // @truncate String.Builder.stringHash to compute this
pub const Aligner = struct {
pub fn write(comptime Type: type, comptime Writer: type, writer: Writer, pos: usize) !usize {
const to_write = skipAmount(Type, pos);
const remainder: string = alignment_bytes_to_repeat_buffer[0..@min(to_write, alignment_bytes_to_repeat_buffer.len)];
try writer.writeAll(remainder);
return to_write;
}
pub inline fn skipAmount(comptime Type: type, pos: usize) usize {
return std.mem.alignForward(usize, pos, @alignOf(Type)) - pos;
}
};
const NetworkTask = struct {
http: AsyncHTTP = undefined,
task_id: u64,
url_buf: []const u8 = &[_]u8{},
retried: u16 = 0,
allocator: std.mem.Allocator,
request_buffer: MutableString = undefined,
response_buffer: MutableString = undefined,
package_manager: *PackageManager,
callback: union(Task.Tag) {
package_manifest: struct {
loaded_manifest: ?Npm.PackageManifest = null,
name: strings.StringOrTinyString,
},
extract: ExtractTarball,
git_clone: void,
git_checkout: void,
local_tarball: void,
},
pub fn notify(this: *NetworkTask, _: anytype) void {
defer this.package_manager.wake();
this.package_manager.network_channel.writeItem(this) catch {};
}
// We must use a less restrictive Accept header value
// https://github.com/oven-sh/bun/issues/341
// https://www.jfrog.com/jira/browse/RTFACT-18398
const accept_header_value = "application/vnd.npm.install-v1+json; q=1.0, application/json; q=0.8, */*";
const default_headers_buf: string = "Accept" ++ accept_header_value;
fn appendAuth(header_builder: *HeaderBuilder, scope: *const Npm.Registry.Scope) void {
if (scope.token.len > 0) {
header_builder.appendFmt("Authorization", "Bearer {s}", .{scope.token});
} else if (scope.auth.len > 0) {
header_builder.appendFmt("Authorization", "Basic {s}", .{scope.auth});
} else {
return;
}
header_builder.append("npm-auth-type", "legacy");
}
fn countAuth(header_builder: *HeaderBuilder, scope: *const Npm.Registry.Scope) void {
if (scope.token.len > 0) {
header_builder.count("Authorization", "");
header_builder.content.cap += "Bearer ".len + scope.token.len;
} else if (scope.auth.len > 0) {
header_builder.count("Authorization", "");
header_builder.content.cap += "Basic ".len + scope.auth.len;
} else {
return;
}
header_builder.count("npm-auth-type", "legacy");
}
// The first time this happened!
//
// "peerDependencies": {
// "@ianvs/prettier-plugin-sort-imports": "*",
// "prettier-plugin-twig-melody": "*"
// },
// "peerDependenciesMeta": {
// "@ianvs/prettier-plugin-sort-imports": {
// "optional": true
// },
// Example case ^
// `@ianvs/prettier-plugin-sort-imports` is peer and also optional but was not marked optional because
// the offset would be 0 and the current loop index is also 0.
// const invalidate_manifest_cache_because_optional_peer_dependencies_were_not_marked_as_optional_if_the_optional_peer_dependency_offset_was_equal_to_the_current_index = 1697871350;
// ----
// The second time this happened!
//
// pre-release sorting when the number of segments between dots were different, was sorted incorrectly
// so we must invalidate the manifest cache once again.
//
// example:
//
// 1.0.0-pre.a.b > 1.0.0-pre.a
// before ordering said the left was smaller than the right
//
// const invalidate_manifest_cache_because_prerelease_segments_were_sorted_incorrectly_sometimes = 1697871350;
//
// ----
// The third time this happened!
//
// pre-release sorting bug again! If part of the pre-release segment is a number, and the other pre-release part is a string,
// it would order them incorrectly by comparing them as strings.
//
// example:
//
// 1.0.0-alpha.22 < 1.0.0-alpha.1beta
// before: false
// after: true
//
const invalidate_manifest_cache_because_prerelease_segments_were_sorted_incorrectly_sometimes = 1702425477;
pub fn forManifest(
this: *NetworkTask,
name: string,
allocator: std.mem.Allocator,
scope: *const Npm.Registry.Scope,
loaded_manifest: ?*const Npm.PackageManifest,
warn_on_error: bool,
) !void {
this.url_buf = blk: {
// Not all registries support scoped package names when fetching the manifest.
// registry.npmjs.org supports both "@storybook%2Faddons" and "@storybook/addons"
// Other registries like AWS codeartifact only support the former.
// "npm" CLI requests the manifest with the encoded name.
var arena = std.heap.ArenaAllocator.init(bun.default_allocator);
defer arena.deinit();
var stack_fallback_allocator = std.heap.stackFallback(512, arena.allocator());
var encoded_name = name;
if (strings.containsChar(name, '/')) {
encoded_name = try std.mem.replaceOwned(u8, stack_fallback_allocator.get(), name, "/", "%2f");
}
const tmp = bun.JSC.URL.join(
bun.String.fromUTF8(scope.url.href),
bun.String.fromUTF8(encoded_name),
);
defer tmp.deref();
if (tmp.tag == .Dead) {
const msg = .{
.fmt = "Failed to join registry {} and package {} URLs",
.args = .{ bun.fmt.QuotedFormatter{ .text = scope.url.href }, bun.fmt.QuotedFormatter{ .text = name } },
};
if (warn_on_error)
this.package_manager.log.addWarningFmt(null, .{}, allocator, msg.fmt, msg.args) catch unreachable
else
this.package_manager.log.addErrorFmt(null, .{}, allocator, msg.fmt, msg.args) catch unreachable;
return error.InvalidURL;
}
if (!(tmp.hasPrefixComptime("https://") or tmp.hasPrefixComptime("http://"))) {
const msg = .{
.fmt = "Registry URL must be http:// or https://\nReceived: \"{}\"",
.args = .{tmp},
};
if (warn_on_error)
this.package_manager.log.addWarningFmt(null, .{}, allocator, msg.fmt, msg.args) catch unreachable
else
this.package_manager.log.addErrorFmt(null, .{}, allocator, msg.fmt, msg.args) catch unreachable;
return error.InvalidURL;
}
// This actually duplicates the string! So we defer deref the WTF managed one above.
break :blk try tmp.toOwnedSlice(allocator);
};
var last_modified: string = "";
var etag: string = "";
if (loaded_manifest) |manifest| {
if (manifest.pkg.public_max_age > invalidate_manifest_cache_because_prerelease_segments_were_sorted_incorrectly_sometimes) {
last_modified = manifest.pkg.last_modified.slice(manifest.string_buf);
etag = manifest.pkg.etag.slice(manifest.string_buf);
}
}
var header_builder = HeaderBuilder{};
countAuth(&header_builder, scope);
if (etag.len != 0) {
header_builder.count("If-None-Match", etag);
} else if (last_modified.len != 0) {
header_builder.count("If-Modified-Since", last_modified);
}
if (header_builder.header_count > 0) {
header_builder.count("Accept", accept_header_value);
if (last_modified.len > 0 and etag.len > 0) {
header_builder.content.count(last_modified);
}
try header_builder.allocate(allocator);
appendAuth(&header_builder, scope);
if (etag.len != 0) {
header_builder.append("If-None-Match", etag);
} else if (last_modified.len != 0) {
header_builder.append("If-Modified-Since", last_modified);
}
header_builder.append("Accept", accept_header_value);
if (last_modified.len > 0 and etag.len > 0) {
last_modified = header_builder.content.append(last_modified);
}
} else {
try header_builder.entries.append(
allocator,
.{
.name = .{ .offset = 0, .length = @as(u32, @truncate("Accept".len)) },
.value = .{ .offset = "Accept".len, .length = @as(u32, @truncate(default_headers_buf.len - "Accept".len)) },
},
);
header_builder.header_count = 1;
header_builder.content = GlobalStringBuilder{ .ptr = @as([*]u8, @ptrFromInt(@intFromPtr(bun.span(default_headers_buf).ptr))), .len = default_headers_buf.len, .cap = default_headers_buf.len };
}
this.response_buffer = try MutableString.init(allocator, 0);
this.allocator = allocator;
const url = URL.parse(this.url_buf);
this.http = AsyncHTTP.init(allocator, .GET, url, header_builder.entries, header_builder.content.ptr.?[0..header_builder.content.len], &this.response_buffer, "", 0, this.getCompletionCallback(), HTTP.FetchRedirect.follow, .{
.http_proxy = this.package_manager.httpProxy(url),
});
this.http.client.reject_unauthorized = this.package_manager.tlsRejectUnauthorized();
if (PackageManager.verbose_install) {
this.http.client.verbose = true;
}
this.callback = .{
.package_manifest = .{
.name = try strings.StringOrTinyString.initAppendIfNeeded(name, *FileSystem.FilenameStore, &FileSystem.FilenameStore.instance),
.loaded_manifest = if (loaded_manifest) |manifest| manifest.* else null,
},
};
if (PackageManager.verbose_install) {
this.http.verbose = true;
this.http.client.verbose = true;
}
// Incase the ETag causes invalidation, we fallback to the last modified date.
if (last_modified.len != 0) {
this.http.client.force_last_modified = true;
this.http.client.if_modified_since = last_modified;
}
}
pub fn getCompletionCallback(this: *NetworkTask) HTTP.HTTPClientResult.Callback {
return HTTP.HTTPClientResult.Callback.New(*NetworkTask, notify).init(this);
}
pub fn schedule(this: *NetworkTask, batch: *ThreadPool.Batch) void {
this.http.schedule(this.allocator, batch);
}
pub fn forTarball(
this: *NetworkTask,
allocator: std.mem.Allocator,
tarball: ExtractTarball,
scope: *const Npm.Registry.Scope,
) !void {
const tarball_url = tarball.url.slice();
if (tarball_url.len == 0) {
this.url_buf = try ExtractTarball.buildURL(
scope.url.href,
tarball.name,
tarball.resolution.value.npm.version,
this.package_manager.lockfile.buffers.string_bytes.items,
);
} else {
this.url_buf = tarball_url;
}
if (!(strings.hasPrefixComptime(this.url_buf, "https://") or strings.hasPrefixComptime(this.url_buf, "http://"))) {
const msg = .{
.fmt = "Expected tarball URL to start with https:// or http://, got {} while fetching package {}",
.args = .{ bun.fmt.QuotedFormatter{ .text = this.url_buf }, bun.fmt.QuotedFormatter{ .text = tarball.name.slice() } },
};
this.package_manager.log.addErrorFmt(null, .{}, allocator, msg.fmt, msg.args) catch unreachable;
return error.InvalidURL;
}
this.response_buffer = try MutableString.init(allocator, 0);
this.allocator = allocator;
var header_builder = HeaderBuilder{};
countAuth(&header_builder, scope);
var header_buf: string = "";
if (header_builder.header_count > 0) {
try header_builder.allocate(allocator);
appendAuth(&header_builder, scope);
header_buf = header_builder.content.ptr.?[0..header_builder.content.len];
}
const url = URL.parse(this.url_buf);
this.http = AsyncHTTP.init(allocator, .GET, url, header_builder.entries, header_buf, &this.response_buffer, "", 0, this.getCompletionCallback(), HTTP.FetchRedirect.follow, .{
.http_proxy = this.package_manager.httpProxy(url),
});
this.http.client.reject_unauthorized = this.package_manager.tlsRejectUnauthorized();
if (PackageManager.verbose_install) {
this.http.client.verbose = true;
}
this.callback = .{ .extract = tarball };
}
};
pub const Origin = enum(u8) {
local = 0,
npm = 1,
tarball = 2,
};
pub const Features = struct {
dependencies: bool = true,
dev_dependencies: bool = false,
is_main: bool = false,
optional_dependencies: bool = false,
peer_dependencies: bool = true,
trusted_dependencies: bool = false,
workspaces: bool = false,
check_for_duplicate_dependencies: bool = false,
pub fn behavior(this: Features) Behavior {
var out: u8 = 0;
out |= @as(u8, @intFromBool(this.dependencies)) << 1;
out |= @as(u8, @intFromBool(this.optional_dependencies)) << 2;
out |= @as(u8, @intFromBool(this.dev_dependencies)) << 3;
out |= @as(u8, @intFromBool(this.peer_dependencies)) << 4;
out |= @as(u8, @intFromBool(this.workspaces)) << 5;
return @as(Behavior, @enumFromInt(out));
}
pub const main = Features{
.check_for_duplicate_dependencies = true,
.dev_dependencies = true,
.is_main = true,
.optional_dependencies = true,
.trusted_dependencies = true,
.workspaces = true,
};
pub const folder = Features{
.dev_dependencies = true,
.optional_dependencies = true,
};
pub const workspace = Features{
.dev_dependencies = true,
.optional_dependencies = true,
.trusted_dependencies = true,
};
pub const link = Features{
.dependencies = false,
.peer_dependencies = false,
};
pub const npm = Features{
.optional_dependencies = true,
};
pub const tarball = npm;
pub const npm_manifest = Features{
.optional_dependencies = true,
};
};
pub const PreinstallState = enum(u2) {
unknown = 0,
done = 1,
extract = 2,
extracting = 3,
};
/// Schedule long-running callbacks for a task
/// Slow stuff is broken into tasks, each can run independently without locks
const Task = struct {
tag: Tag,
request: Request,
data: Data,
status: Status = Status.waiting,
threadpool_task: ThreadPool.Task = ThreadPool.Task{ .callback = &callback },
log: logger.Log,
id: u64,
err: ?anyerror = null,
package_manager: *PackageManager,
/// An ID that lets us register a callback without keeping the same pointer around
pub const Id = struct {
pub fn forNPMPackage(package_name: string, package_version: Semver.Version) u64 {
var hasher = bun.Wyhash11.init(0);
hasher.update(package_name);
hasher.update("@");
hasher.update(std.mem.asBytes(&package_version));
return @as(u64, 0 << 61) | @as(u64, @as(u61, @truncate(hasher.final())));
}
pub fn forBinLink(package_id: PackageID) u64 {
const hash = bun.Wyhash11.hash(0, std.mem.asBytes(&package_id));
return @as(u64, 1 << 61) | @as(u64, @as(u61, @truncate(hash)));
}
pub fn forManifest(name: string) u64 {
return @as(u64, 2 << 61) | @as(u64, @as(u61, @truncate(bun.Wyhash11.hash(0, name))));
}
pub fn forTarball(url: string) u64 {
var hasher = bun.Wyhash11.init(0);
hasher.update(url);
return @as(u64, 3 << 61) | @as(u64, @as(u61, @truncate(hasher.final())));
}
pub fn forGitClone(url: string) u64 {
var hasher = bun.Wyhash11.init(0);
hasher.update(url);
return @as(u64, 4 << 61) | @as(u64, @as(u61, @truncate(hasher.final())));
}
pub fn forGitCheckout(url: string, resolved: string) u64 {
var hasher = bun.Wyhash11.init(0);
hasher.update(url);
hasher.update("@");
hasher.update(resolved);
return @as(u64, 5 << 61) | @as(u64, @as(u61, @truncate(hasher.final())));
}
};
pub fn callback(task: *ThreadPool.Task) void {
Output.Source.configureThread();
defer Output.flush();
var this = @fieldParentPtr(Task, "threadpool_task", task);
defer this.package_manager.wake();
switch (this.tag) {
.package_manifest => {
const allocator = bun.default_allocator;
const body = this.request.package_manifest.network.response_buffer.move();
defer {
this.package_manager.resolve_tasks.writeItem(this.*) catch unreachable;
bun.default_allocator.free(body);
}
const package_manifest = Npm.Registry.getPackageMetadata(
allocator,
this.request.package_manifest.network.http.response.?,
body,
&this.log,
this.request.package_manifest.name.slice(),
this.request.package_manifest.network.callback.package_manifest.loaded_manifest,
this.package_manager,
) catch |err| {
if (comptime Environment.isDebug) {
if (@errorReturnTrace()) |trace| {
std.debug.dumpStackTrace(trace.*);
}
}
this.err = err;
this.status = Status.fail;
this.data = .{ .package_manifest = .{} };
return;
};
switch (package_manifest) {
.fresh, .cached => |manifest| {
this.status = Status.success;
this.data = .{ .package_manifest = manifest };
return;
},
.not_found => {
this.log.addErrorFmt(null, logger.Loc.Empty, allocator, "404 - GET {s}", .{
this.request.package_manifest.name.slice(),
}) catch unreachable;
this.status = Status.fail;
this.data = .{ .package_manifest = .{} };
return;
},
}
},
.extract => {
const bytes = this.request.extract.network.response_buffer.move();
defer {
this.package_manager.resolve_tasks.writeItem(this.*) catch unreachable;
bun.default_allocator.free(bytes);
}
const result = this.request.extract.tarball.run(
bytes,
) catch |err| {
if (comptime Environment.isDebug) {
if (@errorReturnTrace()) |trace| {
std.debug.dumpStackTrace(trace.*);
}
}
this.err = err;
this.status = Status.fail;
this.data = .{ .extract = .{} };
return;
};
this.data = .{ .extract = result };
this.status = Status.success;
},
.git_clone => {
const manager = this.package_manager;
const name = this.request.git_clone.name.slice();
const url = this.request.git_clone.url.slice();
const dir = brk: {
if (Repository.tryHTTPS(url)) |https| break :brk Repository.download(
manager.allocator,
manager.env,
manager.log,
manager.getCacheDirectory(),
this.id,
name,
https,
) catch null;
break :brk null;
} orelse Repository.download(
manager.allocator,
manager.env,
manager.log,
manager.getCacheDirectory(),
this.id,
name,
url,
) catch |err| {
this.err = err;
this.status = Status.fail;
this.data = .{ .git_clone = bun.invalid_fd };
manager.resolve_tasks.writeItem(this.*) catch unreachable;
return;
};
manager.git_repositories.put(manager.allocator, this.id, bun.toFD(dir.fd)) catch unreachable;
this.data = .{
.git_clone = bun.toFD(dir.fd),
};
this.status = Status.success;
manager.resolve_tasks.writeItem(this.*) catch unreachable;
},
.git_checkout => {
const manager = this.package_manager;
const data = Repository.checkout(
manager.allocator,
manager.env,
manager.log,
manager.getCacheDirectory(),
this.request.git_checkout.repo_dir.asDir(),
this.request.git_checkout.name.slice(),
this.request.git_checkout.url.slice(),
this.request.git_checkout.resolved.slice(),
) catch |err| {
this.err = err;
this.status = Status.fail;
this.data = .{ .git_checkout = .{} };
manager.resolve_tasks.writeItem(this.*) catch unreachable;
return;
};
this.data = .{
.git_checkout = data,
};
this.status = Status.success;
manager.resolve_tasks.writeItem(this.*) catch unreachable;
},
.local_tarball => {
const result = readAndExtract(
this.package_manager.allocator,
this.request.local_tarball.tarball,
) catch |err| {
if (comptime Environment.isDebug) {
if (@errorReturnTrace()) |trace| {
std.debug.dumpStackTrace(trace.*);
}
}
this.err = err;
this.status = Status.fail;
this.data = .{ .extract = .{} };
this.package_manager.resolve_tasks.writeItem(this.*) catch unreachable;
return;
};
this.data = .{ .extract = result };
this.status = Status.success;
this.package_manager.resolve_tasks.writeItem(this.*) catch unreachable;
},
}
}
fn readAndExtract(allocator: std.mem.Allocator, tarball: ExtractTarball) !ExtractData {
const file = try std.fs.cwd().openFile(tarball.url.slice(), .{ .mode = .read_only });
defer file.close();
const bytes = try file.readToEndAlloc(allocator, std.math.maxInt(usize));
defer allocator.free(bytes);
return tarball.run(bytes);
}
pub const Tag = enum(u3) {
package_manifest = 0,
extract = 1,
git_clone = 2,
git_checkout = 3,
local_tarball = 4,
};
pub const Status = enum {
waiting,
success,
fail,
};
pub const Data = union {
package_manifest: Npm.PackageManifest,
extract: ExtractData,
git_clone: bun.FileDescriptor,
git_checkout: ExtractData,
};
pub const Request = union {
/// package name
// todo: Registry URL
package_manifest: struct {
name: strings.StringOrTinyString,
network: *NetworkTask,
},
extract: struct {
network: *NetworkTask,
tarball: ExtractTarball,
},
git_clone: struct {
name: strings.StringOrTinyString,
url: strings.StringOrTinyString,
},
git_checkout: struct {
repo_dir: bun.FileDescriptor,
dependency_id: DependencyID,
name: strings.StringOrTinyString,
url: strings.StringOrTinyString,
resolved: strings.StringOrTinyString,
resolution: Resolution,
},
local_tarball: struct {
tarball: ExtractTarball,
},
};
};
pub const ExtractData = struct {
url: string = "",
resolved: string = "",
json_path: string = "",
json_buf: []u8 = "",
};
pub const PackageInstall = struct {
cache_dir: std.fs.Dir,
destination_dir: std.fs.Dir,
cache_dir_subpath: stringZ = "",
destination_dir_subpath: stringZ = "",
destination_dir_subpath_buf: []u8,
allocator: std.mem.Allocator,
progress: *Progress,
package_name: string,
package_version: string,
file_count: u32 = 0,
pub const Summary = struct {
fail: u32 = 0,
success: u32 = 0,
skipped: u32 = 0,
successfully_installed: ?Bitset = null,
/// Package name hash -> number of scripts skipped.
/// Multiple versions of the same package might add to the count, and each version
/// might have a different number of scripts
packages_with_blocked_scripts: std.AutoArrayHashMapUnmanaged(TruncatedPackageNameHash, usize) = .{},
};
pub const Method = enum {
clonefile,
/// Slower than clonefile
clonefile_each_dir,
/// On macOS, slow.
/// On Linux, fast.
hardlink,
/// Slowest if single-threaded
/// Note that copyfile does technically support recursion
/// But I suspect it is slower in practice than manually doing it because:
/// - it adds syscalls
/// - it runs in userspace
/// - it reads each dir twice incase the first pass modifies it
copyfile,
/// Used for file: when file: points to a parent directory
/// example: "file:../"
symlink,
const BackendSupport = std.EnumArray(Method, bool);
pub const map = std.ComptimeStringMap(Method, .{
.{ "clonefile", Method.clonefile },
.{ "clonefile_each_dir", Method.clonefile_each_dir },
.{ "hardlink", Method.hardlink },
.{ "copyfile", Method.copyfile },
.{ "symlink", Method.symlink },
});
pub const macOS = BackendSupport.initDefault(false, .{
.clonefile = true,
.clonefile_each_dir = true,
.hardlink = true,
.copyfile = true,
.symlink = true,
});
pub const linux = BackendSupport.initDefault(false, .{
.hardlink = true,
.copyfile = true,
.symlink = true,
});
pub const windows = BackendSupport.initDefault(false, .{
.hardlink = true,
.copyfile = true,
});
pub inline fn isSupported(this: Method) bool {
if (comptime Environment.isMac) return macOS.get(this);
if (comptime Environment.isLinux) return linux.get(this);
if (comptime Environment.isWindows) return windows.get(this);
return false;
}
};
// 1. verify that .bun-tag exists (was it installed from bun?)
// 2. check .bun-tag against the resolved version
fn verifyGitResolution(this: *PackageInstall, repo: *const Repository, buf: []const u8) bool {
const allocator = this.allocator;
var total: usize = 0;
var read: usize = 0;
bun.copy(u8, this.destination_dir_subpath_buf[this.destination_dir_subpath.len..], std.fs.path.sep_str ++ ".bun-tag");
this.destination_dir_subpath_buf[this.destination_dir_subpath.len + std.fs.path.sep_str.len + ".bun-tag".len] = 0;
const bun_tag_path: [:0]u8 = this.destination_dir_subpath_buf[0 .. this.destination_dir_subpath.len + std.fs.path.sep_str.len + ".bun-tag".len :0];
defer this.destination_dir_subpath_buf[this.destination_dir_subpath.len] = 0;
const bun_tag_file = this.destination_dir.openFileZ(bun_tag_path, .{ .mode = .read_only }) catch return false;
defer bun_tag_file.close();
var body_pool = Npm.Registry.BodyPool.get(allocator);
var mutable: MutableString = body_pool.data;
defer {
body_pool.data = mutable;
Npm.Registry.BodyPool.release(body_pool);
}
mutable.reset();
mutable.list.expandToCapacity();
// this file is pretty small
read = bun_tag_file.read(mutable.list.items[total..]) catch return false;
var remain = mutable.list.items[@min(total, read)..];
if (read > 0 and remain.len < 1024) {
mutable.growBy(4096) catch return false;
mutable.list.expandToCapacity();
}
// never read more than 2048 bytes. it should never be 2048 bytes.
while (read > 0 and total < 2048) : (read = bun_tag_file.read(remain) catch return false) {
total += read;
mutable.list.expandToCapacity();
remain = mutable.list.items[total..];
if (remain.len < 1024) {
mutable.growBy(4096) catch return false;
}
mutable.list.expandToCapacity();
remain = mutable.list.items[total..];
}
mutable.list.expandToCapacity();
return strings.eqlLong(repo.resolved.slice(buf), mutable.list.items[0..total], true);