Potential windows case insensitive filesystem issue fix

This commit is contained in:
2026-02-24 00:34:59 -06:00
parent e77a8b3636
commit 62a03bfe6b
26 changed files with 18 additions and 21 deletions

View File

@@ -0,0 +1,233 @@
-- :Minify:--
local kernel = ...
local P = kernel.vfs.P
local PERM = kernel.vfs.PERM
local RW_R_R = P.OWNER_R + P.OWNER_W + P.GROUP_R + P.WORLD_R
local RWX_RX_RX = P.OWNER_R + P.OWNER_W + P.OWNER_X
+ P.GROUP_R + P.GROUP_X
+ P.WORLD_R + P.WORLD_X
local RW_R__ = P.OWNER_R + P.OWNER_W + P.GROUP_R
local RW____ = P.OWNER_R + P.OWNER_W
local RWXRWXRWX = PERM.RWXRWXRWX
local SUID_755 = PERM.SUID_755
local META_VERSION = 0x02
local rootDisk = kernel.disks["$"]
local function makeEntry(name, etype, owner, group, perms, cmeta)
cmeta = cmeta or ""
local plo = perms % 256
local phi = math.floor(perms / 256) % 256
local olo = (owner or 0) % 256
local ohi = math.floor((owner or 0) / 256) % 256
local glo = (group or 0) % 256
local ghi = math.floor((group or 0) / 256) % 256
return string.char(#name) .. name
.. string.char(etype, olo, ohi, glo, ghi, plo, phi)
.. string.char(#cmeta) .. cmeta
end
local REG = 0x00
local function mergeMeta(dir, entries)
local diskDir = dir
if diskDir:sub(1,1) == "/" then diskDir = diskDir:sub(2) end
local metaPath = (diskDir == "" and ".meta" or diskDir .. "/.meta")
local existing = {}
local rok, rf = pcall(function() return rootDisk:open(metaPath, "r") end)
if rok and rf then
local raw = rf.read(65535)
if rf.close then rf.close() end
existing = (kernel.vfs._parseMetafile and kernel.vfs._parseMetafile(raw)) or {}
end
for _, e in ipairs(entries) do
local name = e[1]
local etype = e[2] or REG
local owner = e[3] or 0
local group = e[4] or 0
local perms = e[5] or RWX_RX_RX
local cmeta = e[6] or ""
existing[name] = {
etype = etype,
owner = owner,
group = group,
perms = perms,
cmeta = cmeta,
}
end
local data = string.char(META_VERSION)
for name, m in pairs(existing) do
data = data .. makeEntry(
name,
m.etype or REG,
m.owner or 0,
m.group or 0,
m.perms or RWX_RX_RX,
m.cmeta or ""
)
end
local ok, err = pcall(function()
local f = rootDisk:open(metaPath, "w")
f.write(data)
f.close()
end)
if not ok then
kernel.log("permissions: failed to write " .. metaPath .. ": " .. tostring(err), "WARN", 8)
end
end
kernel.log("Seeding filesystem permissions...", "INFO")
mergeMeta("/", {
{"bin", REG, 0, 0, RWX_RX_RX},
{"boot", REG, 0, 0, RWX_RX_RX},
{"dev", REG, 0, 0, RWX_RX_RX},
{"etc", REG, 0, 0, RWX_RX_RX},
{"home", REG, 0, 0, RWX_RX_RX},
{"lib", REG, 0, 0, RWX_RX_RX},
{"root", REG, 0, 0, RW____ },
{"sbin", REG, 0, 0, RWX_RX_RX},
{"tmp", REG, 0, 0, RWXRWXRWX},
{"usr", REG, 0, 0, RWX_RX_RX},
{"var", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/boot", {
{"kernel.lua", REG, 0, 0, RW_R_R },
{"boot.cfg", REG, 0, 0, RW_R_R },
{"safeboot.cfg", REG, 0, 0, RW_R_R },
{"fstab", REG, 0, 0, RW_R_R },
{"initfs", REG, 0, 0, RW_R_R },
{"cct", REG, 0, 0, RWX_RX_RX},
{"oc", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/boot/cct", {
{"boot.lua", REG, 0, 0, RW_R_R},
{"initdisks", REG, 0, 0, RW_R_R},
{"eeprom", REG, 0, 0, RW_R_R},
})
mergeMeta("/boot/oc", {
{"boot.lua", REG, 0, 0, RW_R_R},
{"initfs.lua",REG, 0, 0, RW_R_R},
{"eeprom", REG, 0, 0, RW_R_R},
})
mergeMeta("/sbin", {
{"init.lua", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/bin", {
{"cat", REG, 0, 0, RWX_RX_RX},
{"chattr", REG, 0, 0, RWX_RX_RX},
{"chgrp", REG, 0, 0, RWX_RX_RX},
{"chmod", REG, 0, 0, RWX_RX_RX},
{"chown", REG, 0, 0, RWX_RX_RX},
{"chroot", REG, 0, 0, RWX_RX_RX},
{"clear", REG, 0, 0, RWX_RX_RX},
{"echo", REG, 0, 0, RWX_RX_RX},
{"hfetch", REG, 0, 0, RWX_RX_RX},
{"help", REG, 0, 0, RWX_RX_RX},
{"hysh", REG, 0, 0, RWX_RX_RX},
{"hyshex", REG, 0, 0, RWX_RX_RX},
{"id", REG, 0, 0, RWX_RX_RX},
{"install", REG, 0, 0, RWX_RX_RX},
{"ln", REG, 0, 0, RWX_RX_RX},
{"login", REG, 0, 0, SUID_755 },
{"loimgcreate", REG, 0, 0, RWX_RX_RX},
{"looptest", REG, 0, 0, RWX_RX_RX},
{"losetup", REG, 0, 0, RWX_RX_RX},
{"ls", REG, 0, 0, RWX_RX_RX},
{"lsusers", REG, 0, 0, RWX_RX_RX},
{"lua", REG, 0, 0, RWX_RX_RX},
{"luaold", REG, 0, 0, RWX_RX_RX},
{"micro", REG, 0, 0, RWX_RX_RX},
{"mkdir", REG, 0, 0, RWX_RX_RX},
{"mount", REG, 0, 0, RWX_RX_RX},
{"passwd", REG, 0, 0, RWX_RX_RX},
{"ps", REG, 0, 0, RWX_RX_RX},
{"pwd", REG, 0, 0, RWX_RX_RX},
{"readlink", REG, 0, 0, RWX_RX_RX},
{"sed", REG, 0, 0, RWX_RX_RX},
{"socktest", REG, 0, 0, RWX_RX_RX},
{"spm", REG, 0, 0, RWX_RX_RX},
{"startup", REG, 0, 0, RWX_RX_RX},
{"su", REG, 0, 0, SUID_755 },
{"sudo", REG, 0, 0, SUID_755 },
{"sysdump", REG, 0, 0, RWX_RX_RX},
{"umount", REG, 0, 0, RWX_RX_RX},
{"useradd", REG, 0, 0, RWX_RX_RX},
{"userdel", REG, 0, 0, RWX_RX_RX},
{"usermod", REG, 0, 0, RWX_RX_RX},
{"whoami", REG, 0, 0, RWX_RX_RX},
{"yes", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/bin/startup", {
{"test.lua", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/lib", {
{"sys", REG, 0, 0, RWX_RX_RX},
{"modules", REG, 0, 0, RWX_RX_RX},
{"crypto", REG, 0, 0, RWX_RX_RX},
{"store", REG, 0, 0, RWX_RX_RX},
{"snip", REG, 0, 0, RW_R_R },
{"io", REG, 0, 0, RW_R_R },
{"bit32", REG, 0, 0, RW_R_R },
})
mergeMeta("/lib/sys", {
{"fs", REG, 0, 0, RW_R_R},
{"hpv", REG, 0, 0, RW_R_R},
{"ipc", REG, 0, 0, RW_R_R},
{"term", REG, 0, 0, RW_R_R},
{"init", REG, 0, 0, RW_R_R},
})
mergeMeta("/lib/modules", {
{"hyperion", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/lib/modules/hyperion", {
{"01_stdlib.kmod", REG, 0, 0, RW_R_R},
{"10_vfs.kmod", REG, 0, 0, RW_R_R},
{"11_require.kmod", REG, 0, 0, RW_R_R},
{"12_devfs.kmod", REG, 0, 0, RW_R_R},
{"12_tmpfs.kmod", REG, 0, 0, RW_R_R},
{"13_loopdev.kmod", REG, 0, 0, RW_R_R},
{"14_keventd.kmod", REG, 0, 0, RW_R_R},
{"19_fstab.kmod", REG, 0, 0, RW_R_R},
{"20_signals.kmod", REG, 0, 0, RW_R_R},
{"20_socket.kmod", REG, 0, 0, RW_R_R},
{"26_tty.kmod", REG, 0, 0, RW_R_R},
{"30_userspace.kmod", REG, 0, 0, RW_R_R},
{"40_auth.kmod", REG, 0, 0, RW_R_R},
{"45_hypervisor.kmod", REG, 0, 0, RW_R_R},
{"47_dbg.kmod", REG, 0, 0, RW_R_R},
{"50_gpio.kmod", REG, 0, 0, RW_R_R},
{"70_stdlibadv.kmod", REG, 0, 0, RW_R_R},
{"90_init.kmod", REG, 0, 0, RW_R_R},
{"91_login.kmod", REG, 0, 0, RW_R_R},
{"92_permissions.kmod", REG, 0, 0, RW_R_R},
{"99_final.kmod", REG, 0, 0, RW_R_R},
})
mergeMeta("/etc", {
{"passwd", REG, 0, 0, RW_R_R },
{"shadow", REG, 0, 0, RW____ },
{"pam.d", REG, 0, 0, RWX_RX_RX},
})
mergeMeta("/etc/pam.d", {
{"secret", REG, 0, 0, RW____},
})
kernel.log("Filesystem permissions seeded.", "INFO")