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|
package app
import (
"fmt"
"io/fs"
"log"
"os/exec"
"os/user"
)
type stubNixOS struct {
lookPathErr map[string]error
usernameErr map[string]error
}
func (k *stubNixOS) new(func(k syscallDispatcher)) { panic("not implemented") }
func (k *stubNixOS) getuid() int { return 1971 }
func (k *stubNixOS) getgid() int { return 100 }
func (k *stubNixOS) lookupEnv(key string) (string, bool) {
switch key {
case "SHELL":
return "/run/current-system/sw/bin/zsh", true
case "TERM":
return "xterm-256color", true
case "WAYLAND_DISPLAY":
return "wayland-0", true
case "PULSE_COOKIE":
return "", false
case "HOME":
return "/home/ophestra", true
case "XDG_RUNTIME_DIR":
return "/run/user/1971", true
case "XDG_CONFIG_HOME":
return "/home/ophestra/xdg/config", true
default:
panic(fmt.Sprintf("attempted to access unexpected environment variable %q", key))
}
}
func (k *stubNixOS) stat(name string) (fs.FileInfo, error) {
switch name {
case "/var/run/nscd":
return nil, nil
case "/run/user/1971/pulse":
return nil, nil
case "/run/user/1971/pulse/native":
return stubFileInfoMode(0666), nil
case "/home/ophestra/.pulse-cookie":
return stubFileInfoIsDir(true), nil
case "/home/ophestra/xdg/config/pulse/cookie":
return stubFileInfoIsDir(false), nil
default:
panic(fmt.Sprintf("attempted to stat unexpected path %q", name))
}
}
func (k *stubNixOS) readdir(name string) ([]fs.DirEntry, error) {
switch name {
case "/":
return stubDirEntries("bin", "boot", "dev", "etc", "home", "lib",
"lib64", "nix", "proc", "root", "run", "srv", "sys", "tmp", "usr", "var")
case "/run":
return stubDirEntries("agetty.reload", "binfmt", "booted-system",
"credentials", "cryptsetup", "current-system", "dbus", "host", "keys",
"libvirt", "libvirtd.pid", "lock", "log", "lvm", "mount", "NetworkManager",
"nginx", "nixos", "nscd", "opengl-driver", "pppd", "resolvconf", "sddm",
"store", "syncoid", "system", "systemd", "tmpfiles.d", "udev", "udisks2",
"user", "utmp", "virtlogd.pid", "wrappers", "zed.pid", "zed.state")
case "/etc":
return stubDirEntries("alsa", "bashrc", "binfmt.d", "dbus-1", "default",
"ethertypes", "fonts", "fstab", "fuse.conf", "group", "host.conf", "hostid",
"hostname", "hostname.CHECKSUM", "hosts", "inputrc", "ipsec.d", "issue", "kbd",
"libblockdev", "locale.conf", "localtime", "login.defs", "lsb-release", "lvm",
"machine-id", "man_db.conf", "modprobe.d", "modules-load.d", "mtab", "nanorc",
"netgroup", "NetworkManager", "nix", "nixos", "NIXOS", "nscd.conf", "nsswitch.conf",
"opensnitchd", "os-release", "pam", "pam.d", "passwd", "pipewire", "pki", "polkit-1",
"profile", "protocols", "qemu", "resolv.conf", "resolvconf.conf", "rpc", "samba",
"sddm.conf", "secureboot", "services", "set-environment", "shadow", "shells", "ssh",
"ssl", "static", "subgid", "subuid", "sudoers", "sysctl.d", "systemd", "terminfo",
"tmpfiles.d", "udev", "udisks2", "UPower", "vconsole.conf", "X11", "zfs", "zinputrc",
"zoneinfo", "zprofile", "zshenv", "zshrc")
default:
panic(fmt.Sprintf("attempted to read unexpected directory %q", name))
}
}
func (k *stubNixOS) tempdir() string { return "/tmp/" }
func (k *stubNixOS) evalSymlinks(path string) (string, error) {
switch path {
case "/run/user/1971":
return "/run/user/1971", nil
case "/tmp/hakurei.0":
return "/tmp/hakurei.0", nil
case "/run/dbus":
return "/run/dbus", nil
case "/dev/kvm":
return "/dev/kvm", nil
case "/etc/":
return "/etc/", nil
case "/bin":
return "/bin", nil
case "/boot":
return "/boot", nil
case "/home":
return "/home", nil
case "/lib":
return "/lib", nil
case "/lib64":
return "/lib64", nil
case "/nix":
return "/nix", nil
case "/root":
return "/root", nil
case "/run":
return "/run", nil
case "/srv":
return "/srv", nil
case "/sys":
return "/sys", nil
case "/usr":
return "/usr", nil
case "/var":
return "/var", nil
case "/dev/dri":
return "/dev/dri", nil
case "/usr/bin/":
return "/usr/bin/", nil
case "/nix/store":
return "/nix/store", nil
case "/run/current-system":
return "/nix/store/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-nixos-system-satori-25.05.99999999.aaaaaaa", nil
case "/sys/block":
return "/sys/block", nil
case "/sys/bus":
return "/sys/bus", nil
case "/sys/class":
return "/sys/class", nil
case "/sys/dev":
return "/sys/dev", nil
case "/sys/devices":
return "/sys/devices", nil
case "/run/opengl-driver":
return "/nix/store/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-graphics-drivers", nil
case "/var/lib/persist/module/hakurei/0/1":
return "/var/lib/persist/module/hakurei/0/1", nil
default:
panic(fmt.Sprintf("attempted to evaluate unexpected path %q", path))
}
}
func (k *stubNixOS) lookPath(file string) (string, error) {
if k.lookPathErr != nil {
if err, ok := k.lookPathErr[file]; ok {
return "", err
}
}
switch file {
case "zsh":
return "/run/current-system/sw/bin/zsh", nil
default:
panic(fmt.Sprintf("attempted to look up unexpected executable %q", file))
}
}
func (k *stubNixOS) lookupGroupId(name string) (string, error) {
switch name {
case "video":
return "26", nil
default:
return "", user.UnknownGroupError(name)
}
}
func (k *stubNixOS) cmdOutput(cmd *exec.Cmd) ([]byte, error) {
switch cmd.Path {
case "/proc/nonexistent/hsu":
return []byte{'0'}, nil
default:
panic(fmt.Sprintf("unexpected cmd %#v", cmd))
}
}
func (k *stubNixOS) overflowUid() int { return 65534 }
func (k *stubNixOS) overflowGid() int { return 65534 }
func (k *stubNixOS) mustHsuPath() string { return "/proc/nonexistent/hsu" }
func (k *stubNixOS) fatalf(format string, v ...any) { panic(fmt.Sprintf(format, v...)) }
func (k *stubNixOS) isVerbose() bool { return true }
func (k *stubNixOS) verbose(v ...any) { log.Print(v...) }
func (k *stubNixOS) verbosef(format string, v ...any) { log.Printf(format, v...) }
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