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fix: avoid following symlinks in `common.rm`

This commit is contained in:
Guldoman 2024-07-21 23:14:37 +02:00 committed by Takase
parent 27d95f63cb
commit e3e8badf99
1 changed files with 5 additions and 19 deletions
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24
data/core/common.lua
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@ -672,10 +672,10 @@ end
function common.rm(path, recursively)
local stat = system.get_file_info(path)
if not stat or (stat.type ~= "file" and stat.type ~= "dir") then
return false, "invalid path given", path
return false, "invalid path", path
end
if stat.type == "file" then
if stat.type == "file" or stat.symlink then
local removed, error = os.remove(path)
if not removed then
return false, error, path
@ -687,23 +687,9 @@ function common.rm(path, recursively)
end
for _, item in pairs(contents) do
local item_path = path .. PATHSEP .. item
local item_stat = system.get_file_info(item_path)
if not item_stat then
return false, "invalid file encountered", item_path
end
if item_stat.type == "dir" then
local deleted, error, ipath = common.rm(item_path, recursively)
if not deleted then
return false, error, ipath
end
elseif item_stat.type == "file" then
local removed, error = os.remove(item_path)
if not removed then
return false, error, item_path
end
local removed, error, error_path = common.rm(path .. PATHSEP .. item, recursively)
if not removed then
return false, error, error_path
end
end