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app: support full /dev access
test / test (push) Successful in 22s Details 

Also moved /dev/fortify to /fortify since it is impossible to create new directories in /dev from the init namespace and bind mounting its contents has undesirable side effects.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
This commit is contained in:
Ophestra Umiker 2024-11-06 03:49:39 +09:00
parent 89bafd0c22
commit 3dfc1fcd56
Signed by: cat
SSH Key Fingerprint: SHA256:gQ67O0enBZ7UdZypgtspB2FDM1g3GVw8nX0XSdcFw8Q
2 changed files with 177 additions and 164 deletions
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322
internal/app/app_nixos_test.go
View File

@ -55,8 +55,9 @@ var testCasesNixos = []sealTestCase{
DieWithParent: true,
AsInit: true,
}).SetUID(65534).SetGID(65534).
Procfs("/proc").DevTmpfs("/dev").Mqueue("/dev/mqueue").
Tmpfs("/dev/fortify", 4096).
Procfs("/proc").
Tmpfs("/fortify", 4096).
DevTmpfs("/dev").Mqueue("/dev/mqueue").
Bind("/bin", "/bin", false, true).
Bind("/boot", "/boot", false, true).
Bind("/home", "/home", false, true).
@ -102,85 +103,85 @@ var testCasesNixos = []sealTestCase{
Bind("/run/wrappers", "/run/wrappers", false, true).
Bind("/run/zed.pid", "/run/zed.pid", false, true).
Bind("/run/zed.state", "/run/zed.state", false, true).
Bind("/etc", "/dev/fortify/etc").
Symlink("/dev/fortify/etc/alsa", "/etc/alsa").
Symlink("/dev/fortify/etc/bashrc", "/etc/bashrc").
Symlink("/dev/fortify/etc/binfmt.d", "/etc/binfmt.d").
Symlink("/dev/fortify/etc/dbus-1", "/etc/dbus-1").
Symlink("/dev/fortify/etc/default", "/etc/default").
Symlink("/dev/fortify/etc/ethertypes", "/etc/ethertypes").
Symlink("/dev/fortify/etc/fonts", "/etc/fonts").
Symlink("/dev/fortify/etc/fstab", "/etc/fstab").
Symlink("/dev/fortify/etc/fuse.conf", "/etc/fuse.conf").
Symlink("/dev/fortify/etc/host.conf", "/etc/host.conf").
Symlink("/dev/fortify/etc/hostid", "/etc/hostid").
Symlink("/dev/fortify/etc/hostname", "/etc/hostname").
Symlink("/dev/fortify/etc/hostname.CHECKSUM", "/etc/hostname.CHECKSUM").
Symlink("/dev/fortify/etc/hosts", "/etc/hosts").
Symlink("/dev/fortify/etc/inputrc", "/etc/inputrc").
Symlink("/dev/fortify/etc/ipsec.d", "/etc/ipsec.d").
Symlink("/dev/fortify/etc/issue", "/etc/issue").
Symlink("/dev/fortify/etc/kbd", "/etc/kbd").
Symlink("/dev/fortify/etc/libblockdev", "/etc/libblockdev").
Symlink("/dev/fortify/etc/locale.conf", "/etc/locale.conf").
Symlink("/dev/fortify/etc/localtime", "/etc/localtime").
Symlink("/dev/fortify/etc/login.defs", "/etc/login.defs").
Symlink("/dev/fortify/etc/lsb-release", "/etc/lsb-release").
Symlink("/dev/fortify/etc/lvm", "/etc/lvm").
Symlink("/dev/fortify/etc/machine-id", "/etc/machine-id").
Symlink("/dev/fortify/etc/man_db.conf", "/etc/man_db.conf").
Symlink("/dev/fortify/etc/modprobe.d", "/etc/modprobe.d").
Symlink("/dev/fortify/etc/modules-load.d", "/etc/modules-load.d").
Bind("/etc", "/fortify/etc").
Symlink("/fortify/etc/alsa", "/etc/alsa").
Symlink("/fortify/etc/bashrc", "/etc/bashrc").
Symlink("/fortify/etc/binfmt.d", "/etc/binfmt.d").
Symlink("/fortify/etc/dbus-1", "/etc/dbus-1").
Symlink("/fortify/etc/default", "/etc/default").
Symlink("/fortify/etc/ethertypes", "/etc/ethertypes").
Symlink("/fortify/etc/fonts", "/etc/fonts").
Symlink("/fortify/etc/fstab", "/etc/fstab").
Symlink("/fortify/etc/fuse.conf", "/etc/fuse.conf").
Symlink("/fortify/etc/host.conf", "/etc/host.conf").
Symlink("/fortify/etc/hostid", "/etc/hostid").
Symlink("/fortify/etc/hostname", "/etc/hostname").
Symlink("/fortify/etc/hostname.CHECKSUM", "/etc/hostname.CHECKSUM").
Symlink("/fortify/etc/hosts", "/etc/hosts").
Symlink("/fortify/etc/inputrc", "/etc/inputrc").
Symlink("/fortify/etc/ipsec.d", "/etc/ipsec.d").
Symlink("/fortify/etc/issue", "/etc/issue").
Symlink("/fortify/etc/kbd", "/etc/kbd").
Symlink("/fortify/etc/libblockdev", "/etc/libblockdev").
Symlink("/fortify/etc/locale.conf", "/etc/locale.conf").
Symlink("/fortify/etc/localtime", "/etc/localtime").
Symlink("/fortify/etc/login.defs", "/etc/login.defs").
Symlink("/fortify/etc/lsb-release", "/etc/lsb-release").
Symlink("/fortify/etc/lvm", "/etc/lvm").
Symlink("/fortify/etc/machine-id", "/etc/machine-id").
Symlink("/fortify/etc/man_db.conf", "/etc/man_db.conf").
Symlink("/fortify/etc/modprobe.d", "/etc/modprobe.d").
Symlink("/fortify/etc/modules-load.d", "/etc/modules-load.d").
Symlink("/proc/mounts", "/etc/mtab").
Symlink("/dev/fortify/etc/nanorc", "/etc/nanorc").
Symlink("/dev/fortify/etc/netgroup", "/etc/netgroup").
Symlink("/dev/fortify/etc/NetworkManager", "/etc/NetworkManager").
Symlink("/dev/fortify/etc/nix", "/etc/nix").
Symlink("/dev/fortify/etc/nixos", "/etc/nixos").
Symlink("/dev/fortify/etc/NIXOS", "/etc/NIXOS").
Symlink("/dev/fortify/etc/nscd.conf", "/etc/nscd.conf").
Symlink("/dev/fortify/etc/nsswitch.conf", "/etc/nsswitch.conf").
Symlink("/dev/fortify/etc/opensnitchd", "/etc/opensnitchd").
Symlink("/dev/fortify/etc/os-release", "/etc/os-release").
Symlink("/dev/fortify/etc/pam", "/etc/pam").
Symlink("/dev/fortify/etc/pam.d", "/etc/pam.d").
Symlink("/dev/fortify/etc/pipewire", "/etc/pipewire").
Symlink("/dev/fortify/etc/pki", "/etc/pki").
Symlink("/dev/fortify/etc/polkit-1", "/etc/polkit-1").
Symlink("/dev/fortify/etc/profile", "/etc/profile").
Symlink("/dev/fortify/etc/protocols", "/etc/protocols").
Symlink("/dev/fortify/etc/qemu", "/etc/qemu").
Symlink("/dev/fortify/etc/resolv.conf", "/etc/resolv.conf").
Symlink("/dev/fortify/etc/resolvconf.conf", "/etc/resolvconf.conf").
Symlink("/dev/fortify/etc/rpc", "/etc/rpc").
Symlink("/dev/fortify/etc/samba", "/etc/samba").
Symlink("/dev/fortify/etc/sddm.conf", "/etc/sddm.conf").
Symlink("/dev/fortify/etc/secureboot", "/etc/secureboot").
Symlink("/dev/fortify/etc/services", "/etc/services").
Symlink("/dev/fortify/etc/set-environment", "/etc/set-environment").
Symlink("/dev/fortify/etc/shadow", "/etc/shadow").
Symlink("/dev/fortify/etc/shells", "/etc/shells").
Symlink("/dev/fortify/etc/ssh", "/etc/ssh").
Symlink("/dev/fortify/etc/ssl", "/etc/ssl").
Symlink("/dev/fortify/etc/static", "/etc/static").
Symlink("/dev/fortify/etc/subgid", "/etc/subgid").
Symlink("/dev/fortify/etc/subuid", "/etc/subuid").
Symlink("/dev/fortify/etc/sudoers", "/etc/sudoers").
Symlink("/dev/fortify/etc/sysctl.d", "/etc/sysctl.d").
Symlink("/dev/fortify/etc/systemd", "/etc/systemd").
Symlink("/dev/fortify/etc/terminfo", "/etc/terminfo").
Symlink("/dev/fortify/etc/tmpfiles.d", "/etc/tmpfiles.d").
Symlink("/dev/fortify/etc/udev", "/etc/udev").
Symlink("/dev/fortify/etc/udisks2", "/etc/udisks2").
Symlink("/dev/fortify/etc/UPower", "/etc/UPower").
Symlink("/dev/fortify/etc/vconsole.conf", "/etc/vconsole.conf").
Symlink("/dev/fortify/etc/X11", "/etc/X11").
Symlink("/dev/fortify/etc/zfs", "/etc/zfs").
Symlink("/dev/fortify/etc/zinputrc", "/etc/zinputrc").
Symlink("/dev/fortify/etc/zoneinfo", "/etc/zoneinfo").
Symlink("/dev/fortify/etc/zprofile", "/etc/zprofile").
Symlink("/dev/fortify/etc/zshenv", "/etc/zshenv").
Symlink("/dev/fortify/etc/zshrc", "/etc/zshrc").
Symlink("/fortify/etc/nanorc", "/etc/nanorc").
Symlink("/fortify/etc/netgroup", "/etc/netgroup").
Symlink("/fortify/etc/NetworkManager", "/etc/NetworkManager").
Symlink("/fortify/etc/nix", "/etc/nix").
Symlink("/fortify/etc/nixos", "/etc/nixos").
Symlink("/fortify/etc/NIXOS", "/etc/NIXOS").
Symlink("/fortify/etc/nscd.conf", "/etc/nscd.conf").
Symlink("/fortify/etc/nsswitch.conf", "/etc/nsswitch.conf").
Symlink("/fortify/etc/opensnitchd", "/etc/opensnitchd").
Symlink("/fortify/etc/os-release", "/etc/os-release").
Symlink("/fortify/etc/pam", "/etc/pam").
Symlink("/fortify/etc/pam.d", "/etc/pam.d").
Symlink("/fortify/etc/pipewire", "/etc/pipewire").
Symlink("/fortify/etc/pki", "/etc/pki").
Symlink("/fortify/etc/polkit-1", "/etc/polkit-1").
Symlink("/fortify/etc/profile", "/etc/profile").
Symlink("/fortify/etc/protocols", "/etc/protocols").
Symlink("/fortify/etc/qemu", "/etc/qemu").
Symlink("/fortify/etc/resolv.conf", "/etc/resolv.conf").
Symlink("/fortify/etc/resolvconf.conf", "/etc/resolvconf.conf").
Symlink("/fortify/etc/rpc", "/etc/rpc").
Symlink("/fortify/etc/samba", "/etc/samba").
Symlink("/fortify/etc/sddm.conf", "/etc/sddm.conf").
Symlink("/fortify/etc/secureboot", "/etc/secureboot").
Symlink("/fortify/etc/services", "/etc/services").
Symlink("/fortify/etc/set-environment", "/etc/set-environment").
Symlink("/fortify/etc/shadow", "/etc/shadow").
Symlink("/fortify/etc/shells", "/etc/shells").
Symlink("/fortify/etc/ssh", "/etc/ssh").
Symlink("/fortify/etc/ssl", "/etc/ssl").
Symlink("/fortify/etc/static", "/etc/static").
Symlink("/fortify/etc/subgid", "/etc/subgid").
Symlink("/fortify/etc/subuid", "/etc/subuid").
Symlink("/fortify/etc/sudoers", "/etc/sudoers").
Symlink("/fortify/etc/sysctl.d", "/etc/sysctl.d").
Symlink("/fortify/etc/systemd", "/etc/systemd").
Symlink("/fortify/etc/terminfo", "/etc/terminfo").
Symlink("/fortify/etc/tmpfiles.d", "/etc/tmpfiles.d").
Symlink("/fortify/etc/udev", "/etc/udev").
Symlink("/fortify/etc/udisks2", "/etc/udisks2").
Symlink("/fortify/etc/UPower", "/etc/UPower").
Symlink("/fortify/etc/vconsole.conf", "/etc/vconsole.conf").
Symlink("/fortify/etc/X11", "/etc/X11").
Symlink("/fortify/etc/zfs", "/etc/zfs").
Symlink("/fortify/etc/zinputrc", "/etc/zinputrc").
Symlink("/fortify/etc/zoneinfo", "/etc/zoneinfo").
Symlink("/fortify/etc/zprofile", "/etc/zprofile").
Symlink("/fortify/etc/zshenv", "/etc/zshenv").
Symlink("/fortify/etc/zshrc", "/etc/zshrc").
Bind("/tmp/fortify.1971/tmpdir/150", "/tmp", false, true).
Tmpfs("/tmp/fortify.1971", 1048576).
Tmpfs("/run/user", 1048576).
@ -305,8 +306,9 @@ var testCasesNixos = []sealTestCase{
DieWithParent: true,
AsInit: true,
}).SetUID(65534).SetGID(65534).
Procfs("/proc").DevTmpfs("/dev").Mqueue("/dev/mqueue").
Tmpfs("/dev/fortify", 4096).
Procfs("/proc").
Tmpfs("/fortify", 4096).
DevTmpfs("/dev").Mqueue("/dev/mqueue").
Bind("/bin", "/bin", false, true).
Bind("/boot", "/boot", false, true).
Bind("/home", "/home", false, true).
@ -353,85 +355,85 @@ var testCasesNixos = []sealTestCase{
Bind("/run/zed.pid", "/run/zed.pid", false, true).
Bind("/run/zed.state", "/run/zed.state", false, true).
Bind("/dev/dri", "/dev/dri", true, true, true).
Bind("/etc", "/dev/fortify/etc").
Symlink("/dev/fortify/etc/alsa", "/etc/alsa").
Symlink("/dev/fortify/etc/bashrc", "/etc/bashrc").
Symlink("/dev/fortify/etc/binfmt.d", "/etc/binfmt.d").
Symlink("/dev/fortify/etc/dbus-1", "/etc/dbus-1").
Symlink("/dev/fortify/etc/default", "/etc/default").
Symlink("/dev/fortify/etc/ethertypes", "/etc/ethertypes").
Symlink("/dev/fortify/etc/fonts", "/etc/fonts").
Symlink("/dev/fortify/etc/fstab", "/etc/fstab").
Symlink("/dev/fortify/etc/fuse.conf", "/etc/fuse.conf").
Symlink("/dev/fortify/etc/host.conf", "/etc/host.conf").
Symlink("/dev/fortify/etc/hostid", "/etc/hostid").
Symlink("/dev/fortify/etc/hostname", "/etc/hostname").
Symlink("/dev/fortify/etc/hostname.CHECKSUM", "/etc/hostname.CHECKSUM").
Symlink("/dev/fortify/etc/hosts", "/etc/hosts").
Symlink("/dev/fortify/etc/inputrc", "/etc/inputrc").
Symlink("/dev/fortify/etc/ipsec.d", "/etc/ipsec.d").
Symlink("/dev/fortify/etc/issue", "/etc/issue").
Symlink("/dev/fortify/etc/kbd", "/etc/kbd").
Symlink("/dev/fortify/etc/libblockdev", "/etc/libblockdev").
Symlink("/dev/fortify/etc/locale.conf", "/etc/locale.conf").
Symlink("/dev/fortify/etc/localtime", "/etc/localtime").
Symlink("/dev/fortify/etc/login.defs", "/etc/login.defs").
Symlink("/dev/fortify/etc/lsb-release", "/etc/lsb-release").
Symlink("/dev/fortify/etc/lvm", "/etc/lvm").
Symlink("/dev/fortify/etc/machine-id", "/etc/machine-id").
Symlink("/dev/fortify/etc/man_db.conf", "/etc/man_db.conf").
Symlink("/dev/fortify/etc/modprobe.d", "/etc/modprobe.d").
Symlink("/dev/fortify/etc/modules-load.d", "/etc/modules-load.d").
Bind("/etc", "/fortify/etc").
Symlink("/fortify/etc/alsa", "/etc/alsa").
Symlink("/fortify/etc/bashrc", "/etc/bashrc").
Symlink("/fortify/etc/binfmt.d", "/etc/binfmt.d").
Symlink("/fortify/etc/dbus-1", "/etc/dbus-1").
Symlink("/fortify/etc/default", "/etc/default").
Symlink("/fortify/etc/ethertypes", "/etc/ethertypes").
Symlink("/fortify/etc/fonts", "/etc/fonts").
Symlink("/fortify/etc/fstab", "/etc/fstab").
Symlink("/fortify/etc/fuse.conf", "/etc/fuse.conf").
Symlink("/fortify/etc/host.conf", "/etc/host.conf").
Symlink("/fortify/etc/hostid", "/etc/hostid").
Symlink("/fortify/etc/hostname", "/etc/hostname").
Symlink("/fortify/etc/hostname.CHECKSUM", "/etc/hostname.CHECKSUM").
Symlink("/fortify/etc/hosts", "/etc/hosts").
Symlink("/fortify/etc/inputrc", "/etc/inputrc").
Symlink("/fortify/etc/ipsec.d", "/etc/ipsec.d").
Symlink("/fortify/etc/issue", "/etc/issue").
Symlink("/fortify/etc/kbd", "/etc/kbd").
Symlink("/fortify/etc/libblockdev", "/etc/libblockdev").
Symlink("/fortify/etc/locale.conf", "/etc/locale.conf").
Symlink("/fortify/etc/localtime", "/etc/localtime").
Symlink("/fortify/etc/login.defs", "/etc/login.defs").
Symlink("/fortify/etc/lsb-release", "/etc/lsb-release").
Symlink("/fortify/etc/lvm", "/etc/lvm").
Symlink("/fortify/etc/machine-id", "/etc/machine-id").
Symlink("/fortify/etc/man_db.conf", "/etc/man_db.conf").
Symlink("/fortify/etc/modprobe.d", "/etc/modprobe.d").
Symlink("/fortify/etc/modules-load.d", "/etc/modules-load.d").
Symlink("/proc/mounts", "/etc/mtab").
Symlink("/dev/fortify/etc/nanorc", "/etc/nanorc").
Symlink("/dev/fortify/etc/netgroup", "/etc/netgroup").
Symlink("/dev/fortify/etc/NetworkManager", "/etc/NetworkManager").
Symlink("/dev/fortify/etc/nix", "/etc/nix").
Symlink("/dev/fortify/etc/nixos", "/etc/nixos").
Symlink("/dev/fortify/etc/NIXOS", "/etc/NIXOS").
Symlink("/dev/fortify/etc/nscd.conf", "/etc/nscd.conf").
Symlink("/dev/fortify/etc/nsswitch.conf", "/etc/nsswitch.conf").
Symlink("/dev/fortify/etc/opensnitchd", "/etc/opensnitchd").
Symlink("/dev/fortify/etc/os-release", "/etc/os-release").
Symlink("/dev/fortify/etc/pam", "/etc/pam").
Symlink("/dev/fortify/etc/pam.d", "/etc/pam.d").
Symlink("/dev/fortify/etc/pipewire", "/etc/pipewire").
Symlink("/dev/fortify/etc/pki", "/etc/pki").
Symlink("/dev/fortify/etc/polkit-1", "/etc/polkit-1").
Symlink("/dev/fortify/etc/profile", "/etc/profile").
Symlink("/dev/fortify/etc/protocols", "/etc/protocols").
Symlink("/dev/fortify/etc/qemu", "/etc/qemu").
Symlink("/dev/fortify/etc/resolv.conf", "/etc/resolv.conf").
Symlink("/dev/fortify/etc/resolvconf.conf", "/etc/resolvconf.conf").
Symlink("/dev/fortify/etc/rpc", "/etc/rpc").
Symlink("/dev/fortify/etc/samba", "/etc/samba").
Symlink("/dev/fortify/etc/sddm.conf", "/etc/sddm.conf").
Symlink("/dev/fortify/etc/secureboot", "/etc/secureboot").
Symlink("/dev/fortify/etc/services", "/etc/services").
Symlink("/dev/fortify/etc/set-environment", "/etc/set-environment").
Symlink("/dev/fortify/etc/shadow", "/etc/shadow").
Symlink("/dev/fortify/etc/shells", "/etc/shells").
Symlink("/dev/fortify/etc/ssh", "/etc/ssh").
Symlink("/dev/fortify/etc/ssl", "/etc/ssl").
Symlink("/dev/fortify/etc/static", "/etc/static").
Symlink("/dev/fortify/etc/subgid", "/etc/subgid").
Symlink("/dev/fortify/etc/subuid", "/etc/subuid").
Symlink("/dev/fortify/etc/sudoers", "/etc/sudoers").
Symlink("/dev/fortify/etc/sysctl.d", "/etc/sysctl.d").
Symlink("/dev/fortify/etc/systemd", "/etc/systemd").
Symlink("/dev/fortify/etc/terminfo", "/etc/terminfo").
Symlink("/dev/fortify/etc/tmpfiles.d", "/etc/tmpfiles.d").
Symlink("/dev/fortify/etc/udev", "/etc/udev").
Symlink("/dev/fortify/etc/udisks2", "/etc/udisks2").
Symlink("/dev/fortify/etc/UPower", "/etc/UPower").
Symlink("/dev/fortify/etc/vconsole.conf", "/etc/vconsole.conf").
Symlink("/dev/fortify/etc/X11", "/etc/X11").
Symlink("/dev/fortify/etc/zfs", "/etc/zfs").
Symlink("/dev/fortify/etc/zinputrc", "/etc/zinputrc").
Symlink("/dev/fortify/etc/zoneinfo", "/etc/zoneinfo").
Symlink("/dev/fortify/etc/zprofile", "/etc/zprofile").
Symlink("/dev/fortify/etc/zshenv", "/etc/zshenv").
Symlink("/dev/fortify/etc/zshrc", "/etc/zshrc").
Symlink("/fortify/etc/nanorc", "/etc/nanorc").
Symlink("/fortify/etc/netgroup", "/etc/netgroup").
Symlink("/fortify/etc/NetworkManager", "/etc/NetworkManager").
Symlink("/fortify/etc/nix", "/etc/nix").
Symlink("/fortify/etc/nixos", "/etc/nixos").
Symlink("/fortify/etc/NIXOS", "/etc/NIXOS").
Symlink("/fortify/etc/nscd.conf", "/etc/nscd.conf").
Symlink("/fortify/etc/nsswitch.conf", "/etc/nsswitch.conf").
Symlink("/fortify/etc/opensnitchd", "/etc/opensnitchd").
Symlink("/fortify/etc/os-release", "/etc/os-release").
Symlink("/fortify/etc/pam", "/etc/pam").
Symlink("/fortify/etc/pam.d", "/etc/pam.d").
Symlink("/fortify/etc/pipewire", "/etc/pipewire").
Symlink("/fortify/etc/pki", "/etc/pki").
Symlink("/fortify/etc/polkit-1", "/etc/polkit-1").
Symlink("/fortify/etc/profile", "/etc/profile").
Symlink("/fortify/etc/protocols", "/etc/protocols").
Symlink("/fortify/etc/qemu", "/etc/qemu").
Symlink("/fortify/etc/resolv.conf", "/etc/resolv.conf").
Symlink("/fortify/etc/resolvconf.conf", "/etc/resolvconf.conf").
Symlink("/fortify/etc/rpc", "/etc/rpc").
Symlink("/fortify/etc/samba", "/etc/samba").
Symlink("/fortify/etc/sddm.conf", "/etc/sddm.conf").
Symlink("/fortify/etc/secureboot", "/etc/secureboot").
Symlink("/fortify/etc/services", "/etc/services").
Symlink("/fortify/etc/set-environment", "/etc/set-environment").
Symlink("/fortify/etc/shadow", "/etc/shadow").
Symlink("/fortify/etc/shells", "/etc/shells").
Symlink("/fortify/etc/ssh", "/etc/ssh").
Symlink("/fortify/etc/ssl", "/etc/ssl").
Symlink("/fortify/etc/static", "/etc/static").
Symlink("/fortify/etc/subgid", "/etc/subgid").
Symlink("/fortify/etc/subuid", "/etc/subuid").
Symlink("/fortify/etc/sudoers", "/etc/sudoers").
Symlink("/fortify/etc/sysctl.d", "/etc/sysctl.d").
Symlink("/fortify/etc/systemd", "/etc/systemd").
Symlink("/fortify/etc/terminfo", "/etc/terminfo").
Symlink("/fortify/etc/tmpfiles.d", "/etc/tmpfiles.d").
Symlink("/fortify/etc/udev", "/etc/udev").
Symlink("/fortify/etc/udisks2", "/etc/udisks2").
Symlink("/fortify/etc/UPower", "/etc/UPower").
Symlink("/fortify/etc/vconsole.conf", "/etc/vconsole.conf").
Symlink("/fortify/etc/X11", "/etc/X11").
Symlink("/fortify/etc/zfs", "/etc/zfs").
Symlink("/fortify/etc/zinputrc", "/etc/zinputrc").
Symlink("/fortify/etc/zoneinfo", "/etc/zoneinfo").
Symlink("/fortify/etc/zprofile", "/etc/zprofile").
Symlink("/fortify/etc/zshenv", "/etc/zshenv").
Symlink("/fortify/etc/zshrc", "/etc/zshrc").
Bind("/tmp/fortify.1971/tmpdir/150", "/tmp", false, true).
Tmpfs("/tmp/fortify.1971", 1048576).
Tmpfs("/run/user", 1048576).

19
internal/app/config.go
View File

@ -9,6 +9,8 @@ import (
"git.ophivana.moe/security/fortify/internal/system"
)
const fTmp = "/fortify"
// Config is used to seal an *App
type Config struct {
// D-Bus application ID
@ -48,6 +50,8 @@ type SandboxConfig struct {
UserNS bool `json:"userns,omitempty"`
// share net namespace
Net bool `json:"net,omitempty"`
// share all devices
Dev bool `json:"dev,omitempty"`
// do not run in new session
NoNewSession bool `json:"no_new_session,omitempty"`
// map target user uid to privileged user uid in the user namespace
@ -108,8 +112,14 @@ func (s *SandboxConfig) Bwrap(os linux.System) (*bwrap.Config, error) {
Chmod: make(bwrap.ChmodConfig),
}).
SetUID(uid).SetGID(uid).
Procfs("/proc").DevTmpfs("/dev").Mqueue("/dev/mqueue").
Tmpfs("/dev/fortify", 4*1024)
Procfs("/proc").
Tmpfs(fTmp, 4*1024)
if !s.Dev {
conf.DevTmpfs("/dev").Mqueue("/dev/mqueue")
} else {
conf.Bind("/dev", "/dev", false, true, true)
}
if !s.AutoEtc {
conf.Dir("/etc")
@ -132,7 +142,7 @@ func (s *SandboxConfig) Bwrap(os linux.System) (*bwrap.Config, error) {
}
if s.AutoEtc {
conf.Bind("/etc", "/dev/fortify/etc")
conf.Bind("/etc", fTmp+"/etc")
// link host /etc contents to prevent passwd/group from being overwritten
if d, err := os.ReadDir("/etc"); err != nil {
@ -147,7 +157,7 @@ func (s *SandboxConfig) Bwrap(os linux.System) (*bwrap.Config, error) {
case "mtab":
conf.Symlink("/proc/mounts", "/etc/"+name)
default:
conf.Symlink("/dev/fortify/etc/"+name, "/etc/"+name)
conf.Symlink(fTmp+"/etc/"+name, "/etc/"+name)
}
}
}
@ -176,6 +186,7 @@ func Template() *Config {
Net: true,
NoNewSession: true,
UseRealUID: true,
Dev: true,
Wayland: false,
// example API credentials pulled from Google Chrome
// DO NOT USE THESE IN A REAL BROWSER