Files
bun.sh/src/bun.js/node/node_os.zig
2022-12-04 03:50:22 -08:00

318 lines
15 KiB
Zig

const std = @import("std");
const builtin = @import("builtin");
const bun = @import("bun");
const C = bun.C;
const string = bun.string;
const strings = bun.strings;
const JSC = @import("bun").JSC;
const Environment = bun.Environment;
const Global = bun.Global;
const is_bindgen: bool = std.meta.globalOption("bindgen", bool) orelse false;
const heap_allocator = bun.default_allocator;
const constants = @import("./os/constants.zig");
pub const Os = struct {
pub const name = "Bun__Os";
pub const code = @embedFile("../os.exports.js");
pub fn create(globalObject: *JSC.JSGlobalObject) callconv(.C) JSC.JSValue {
const module = JSC.JSValue.createEmptyObject(globalObject, 20);
module.put(globalObject, JSC.ZigString.static("arch"), JSC.NewFunction(globalObject, JSC.ZigString.static("arch"), 0, arch, true));
module.put(globalObject, JSC.ZigString.static("cpus"), JSC.NewFunction(globalObject, JSC.ZigString.static("cpus"), 0, cpus, true));
module.put(globalObject, JSC.ZigString.static("endianness"), JSC.NewFunction(globalObject, JSC.ZigString.static("endianness"), 0, endianness, true));
module.put(globalObject, JSC.ZigString.static("freemem"), JSC.NewFunction(globalObject, JSC.ZigString.static("freemem"), 0, freemem, true));
module.put(globalObject, JSC.ZigString.static("getPriority"), JSC.NewFunction(globalObject, JSC.ZigString.static("getPriority"), 1, getPriority, true));
module.put(globalObject, JSC.ZigString.static("homedir"), JSC.NewFunction(globalObject, JSC.ZigString.static("homedir"), 0, homedir, true));
module.put(globalObject, JSC.ZigString.static("hostname"), JSC.NewFunction(globalObject, JSC.ZigString.static("hostname"), 0, hostname, true));
module.put(globalObject, JSC.ZigString.static("loadavg"), JSC.NewFunction(globalObject, JSC.ZigString.static("loadavg"), 0, loadavg, true));
module.put(globalObject, JSC.ZigString.static("networkInterfaces"), JSC.NewFunction(globalObject, JSC.ZigString.static("networkInterfaces"), 0, networkInterfaces, true));
module.put(globalObject, JSC.ZigString.static("platform"), JSC.NewFunction(globalObject, JSC.ZigString.static("platform"), 0, platform, true));
module.put(globalObject, JSC.ZigString.static("release"), JSC.NewFunction(globalObject, JSC.ZigString.static("release"), 0, release, true));
module.put(globalObject, JSC.ZigString.static("setPriority"), JSC.NewFunction(globalObject, JSC.ZigString.static("setPriority"), 2, setPriority, true));
module.put(globalObject, JSC.ZigString.static("tmpdir"), JSC.NewFunction(globalObject, JSC.ZigString.static("tmpdir"), 0, tmpdir, true));
module.put(globalObject, JSC.ZigString.static("totalmem"), JSC.NewFunction(globalObject, JSC.ZigString.static("totalmem"), 0, totalmem, true));
module.put(globalObject, JSC.ZigString.static("type"), JSC.NewFunction(globalObject, JSC.ZigString.static("type"), 0, Os.@"type", true));
module.put(globalObject, JSC.ZigString.static("uptime"), JSC.NewFunction(globalObject, JSC.ZigString.static("uptime"), 0, uptime, true));
module.put(globalObject, JSC.ZigString.static("userInfo"), JSC.NewFunction(globalObject, JSC.ZigString.static("userInfo"), 0, userInfo, true));
module.put(globalObject, JSC.ZigString.static("version"), JSC.NewFunction(globalObject, JSC.ZigString.static("version"), 0, version, true));
module.put(globalObject, JSC.ZigString.static("devNull"), JSC.ZigString.init(devNull).withEncoding().toValue(globalObject));
module.put(globalObject, JSC.ZigString.static("EOL"), JSC.ZigString.init(EOL).withEncoding().toValue(globalObject));
module.put(globalObject, JSC.ZigString.static("constants"), constants.create(globalObject));
return module;
}
pub const EOL = if (Environment.isWindows) "\r\n" else "\n";
pub const devNull = if (Environment.isWindows) "\\\\.\nul" else "/dev/null";
pub fn arch(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
return JSC.ZigString.init(Global.arch_name).withEncoding().toValue(globalThis);
}
pub fn cpus(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
// TODO:
return JSC.JSArray.from(globalThis, &.{});
}
pub fn endianness(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
switch (comptime builtin.target.cpu.arch.endian()) {
.Big => {
return JSC.ZigString.init("BE").withEncoding().toValue(globalThis);
},
.Little => {
return JSC.ZigString.init("LE").withEncoding().toValue(globalThis);
},
}
}
pub fn freemem(_: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
return JSC.JSValue.jsNumberFromUint64(C.getFreeMemory());
}
pub fn getPriority(globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var args_ = callframe.arguments(1);
const arguments: []const JSC.JSValue = args_.ptr[0..args_.len];
if (arguments.len > 0 and !arguments[0].isNumber()) {
const err = JSC.toTypeError(
JSC.Node.ErrorCode.ERR_INVALID_ARG_TYPE,
"getPriority() expects a number",
.{},
globalThis,
);
globalThis.vm().throwError(globalThis, err);
return JSC.JSValue.jsUndefined();
}
const pid = if (arguments.len > 0) arguments[0].asInt32() else 0;
const priority = C.getProcessPriority(pid);
if (priority == -1) {
//const info = JSC.JSValue.createEmptyObject(globalThis, 4);
//info.put(globalThis, JSC.ZigString.static("errno"), JSC.JSValue.jsNumberFromInt32(-3));
//info.put(globalThis, JSC.ZigString.static("code"), JSC.ZigString.init("ESRCH").withEncoding().toValueGC(globalThis));
//info.put(globalThis, JSC.ZigString.static("message"), JSC.ZigString.init("no such process").withEncoding().toValueGC(globalThis));
//info.put(globalThis, JSC.ZigString.static("syscall"), JSC.ZigString.init("uv_os_getpriority").withEncoding().toValueGC(globalThis));
const err = JSC.SystemError{
.message = JSC.ZigString.init("A system error occurred: uv_os_getpriority returned ESRCH (no such process)"),
.code = JSC.ZigString.init(@as(string, @tagName(JSC.Node.ErrorCode.ERR_SYSTEM_ERROR))),
//.info = info,
.errno = -3,
.syscall = JSC.ZigString.init("uv_os_getpriority"),
};
globalThis.vm().throwError(globalThis, err.toErrorInstance(globalThis));
return JSC.JSValue.jsUndefined();
}
return JSC.JSValue.jsNumberFromInt32(priority);
}
pub fn homedir(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var dir: string = "unknown";
if (comptime Environment.isWindows)
dir = bun.getenvZ("USERPROFILE") orelse "unknown"
else
dir = bun.getenvZ("HOME") orelse "unknown";
return JSC.ZigString.init(dir).withEncoding().toValueGC(globalThis);
}
pub fn hostname(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var name_buffer: [std.os.HOST_NAME_MAX]u8 = undefined;
return JSC.ZigString.init(std.os.gethostname(&name_buffer) catch "unknown").withEncoding().toValueGC(globalThis);
}
pub fn loadavg(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
const result = C.getSystemLoadavg();
return JSC.JSArray.from(globalThis, &.{
JSC.JSValue.jsDoubleNumber(result[0]),
JSC.JSValue.jsDoubleNumber(result[1]),
JSC.JSValue.jsDoubleNumber(result[2]),
});
}
pub fn networkInterfaces(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
// TODO:
return JSC.JSValue.createEmptyObject(globalThis, 0);
}
pub fn platform(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
return JSC.ZigString.init(Global.os_name).withEncoding().toValueGC(globalThis);
}
pub fn release(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var name_buffer: [std.os.HOST_NAME_MAX]u8 = undefined;
return JSC.ZigString.init(C.getRelease(&name_buffer)).withEncoding().toValueGC(globalThis);
}
pub fn setPriority(globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var args_ = callframe.arguments(2);
var arguments: []const JSC.JSValue = args_.ptr[0..args_.len];
if (arguments.len == 0) {
const err = JSC.toTypeError(
JSC.Node.ErrorCode.ERR_INVALID_ARG_TYPE,
"The \"priority\" argument must be of type number. Received undefined",
.{},
globalThis,
);
globalThis.vm().throwError(globalThis, err);
return JSC.JSValue.jsUndefined();
}
const pid = if (arguments.len == 2) arguments[0].coerce(i32, globalThis) else 0;
const priority = if (arguments.len == 2) arguments[1].coerce(i32, globalThis) else arguments[0].coerce(i32, globalThis);
if (priority < -20 or priority > 19) {
const err = JSC.toTypeError(
JSC.Node.ErrorCode.ERR_OUT_OF_RANGE,
"The value of \"priority\" is out of range. It must be >= -20 && <= 19",
.{},
globalThis,
);
globalThis.vm().throwError(globalThis, err);
return JSC.JSValue.jsUndefined();
}
const errcode = C.setProcessPriority(pid, priority);
switch (errcode) {
.SRCH => {
const err = JSC.SystemError{
.message = JSC.ZigString.init("A system error occurred: uv_os_setpriority returned ESRCH (no such process)"),
.code = JSC.ZigString.init(@as(string, @tagName(JSC.Node.ErrorCode.ERR_SYSTEM_ERROR))),
//.info = info,
.errno = -3,
.syscall = JSC.ZigString.init("uv_os_setpriority"),
};
globalThis.vm().throwError(globalThis, err.toErrorInstance(globalThis));
return JSC.JSValue.jsUndefined();
},
.ACCES => {
const err = JSC.SystemError{
.message = JSC.ZigString.init("A system error occurred: uv_os_setpriority returned EACCESS (permission denied)"),
.code = JSC.ZigString.init(@as(string, @tagName(JSC.Node.ErrorCode.ERR_SYSTEM_ERROR))),
//.info = info,
.errno = -13,
.syscall = JSC.ZigString.init("uv_os_setpriority"),
};
globalThis.vm().throwError(globalThis, err.toErrorInstance(globalThis));
return JSC.JSValue.jsUndefined();
},
else => {},
}
return JSC.JSValue.jsUndefined();
}
pub fn tmpdir(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var dir: string = "unknown";
if (comptime Environment.isWindows) {
if (bun.getenvZ("TEMP") orelse bun.getenvZ("TMP")) |tmpdir_| {
dir = tmpdir_;
}
if (bun.getenvZ("SYSTEMROOT") orelse bun.getenvZ("WINDIR")) |systemdir_| {
dir = systemdir_ + "\\temp";
}
dir = "unknown";
} else {
dir = bun.getenvZ("TMPDIR") orelse bun.getenvZ("TMP") orelse bun.getenvZ("TEMP") orelse "/tmp";
}
return JSC.ZigString.init(dir).withEncoding().toValueGC(globalThis);
}
pub fn totalmem(_: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
return JSC.JSValue.jsNumberFromUint64(C.getTotalMemory());
}
pub fn @"type"(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
if (comptime Environment.isWindows)
return JSC.ZigString.static("Windows_NT").toValue(globalThis)
else if (comptime Environment.isMac)
return JSC.ZigString.static("Darwin").toValue(globalThis)
else if (comptime Environment.isLinux)
return JSC.ZigString.static("Linux").toValue(globalThis);
return JSC.ZigString.init(Global.os_name).withEncoding().toValueGC(globalThis);
}
pub fn uptime(_: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
return JSC.JSValue.jsNumberFromUint64(C.getSystemUptime());
}
pub fn userInfo(globalThis: *JSC.JSGlobalObject, callframe: *JSC.CallFrame) JSC.JSValue {
const result = JSC.JSValue.createEmptyObject(globalThis, 5);
result.put(globalThis, JSC.ZigString.static("homedir"), homedir(globalThis, callframe));
if (comptime Environment.isWindows) {
result.put(globalThis, JSC.ZigString.static("username"), JSC.ZigString.init(bun.getenvZ("USERNAME") orelse "unknown").withEncoding().toValueGC(globalThis));
result.put(globalThis, JSC.ZigString.static("uid"), JSC.JSValue.jsNumber(-1));
result.put(globalThis, JSC.ZigString.static("gid"), JSC.JSValue.jsNumber(-1));
result.put(globalThis, JSC.ZigString.static("shell"), JSC.JSValue.jsNull());
} else {
const username = bun.getenvZ("USER") orelse "unknown";
result.put(globalThis, JSC.ZigString.static("username"), JSC.ZigString.init(username).withEncoding().toValueGC(globalThis));
result.put(globalThis, JSC.ZigString.static("shell"), JSC.ZigString.init(bun.getenvZ("SHELL") orelse "unknown").withEncoding().toValueGC(globalThis));
if (comptime Environment.isLinux) {
result.put(globalThis, JSC.ZigString.static("uid"), JSC.JSValue.jsNumber(std.os.linux.getuid()));
result.put(globalThis, JSC.ZigString.static("gid"), JSC.JSValue.jsNumber(std.os.linux.getgid()));
} else {
result.put(globalThis, JSC.ZigString.static("uid"), JSC.JSValue.jsNumber(C.darwin.getuid()));
result.put(globalThis, JSC.ZigString.static("gid"), JSC.JSValue.jsNumber(C.darwin.getgid()));
}
}
return result;
}
pub fn version(globalThis: *JSC.JSGlobalObject, _: *JSC.CallFrame) callconv(.C) JSC.JSValue {
JSC.markBinding(@src());
var name_buffer: [std.os.HOST_NAME_MAX]u8 = undefined;
return JSC.ZigString.init(C.getVersion(&name_buffer)).withEncoding().toValueGC(globalThis);
}
};