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https://github.com/neovim/neovim.git
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dc67ba948e
Problem: It's relatively easy to mispress key `a` to (a)llow arbitrary execution of 'exrc' files. #35050 Solution: - For exrc files (not directories), remove "allow" menu item. Require the user to "view" and then explicitly `:trust` the file.
418 lines
13 KiB
Lua
418 lines
13 KiB
Lua
local t = require('test.testutil')
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local n = require('test.functional.testnvim')()
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local Screen = require('test.functional.ui.screen')
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local eq = t.eq
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local clear = n.clear
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local command = n.command
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local pathsep = n.get_pathsep()
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local is_os = t.is_os
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local api = n.api
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local exec_lua = n.exec_lua
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local feed_command = n.feed_command
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local feed = n.feed
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local fn = n.fn
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local stdpath = fn.stdpath
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local pcall_err = t.pcall_err
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local matches = t.matches
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local read_file = t.read_file
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describe('vim.secure', function()
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describe('read()', function()
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local xstate = 'Xstate'
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local screen ---@type test.functional.ui.screen
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before_each(function()
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clear { env = { XDG_STATE_HOME = xstate } }
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n.mkdir_p(xstate .. pathsep .. (is_os('win') and 'nvim-data' or 'nvim'))
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t.mkdir('Xdir')
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t.mkdir('Xdir/Xsubdir')
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t.write_file('Xdir/Xfile.txt', [[hello, world]])
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t.write_file(
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'Xfile',
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[[
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let g:foobar = 42
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]]
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)
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screen = Screen.new(500, 8)
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end)
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after_each(function()
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screen:detach()
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os.remove('Xfile')
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n.rmdir('Xdir')
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n.rmdir(xstate)
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end)
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it('regular file', function()
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screen:set_default_attr_ids({
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[1] = { bold = true, foreground = Screen.colors.Blue1 },
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[2] = { bold = true, reverse = true },
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[3] = { bold = true, foreground = Screen.colors.SeaGreen },
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[4] = { reverse = true },
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})
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local cwd = fn.getcwd()
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local msg = cwd
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.. pathsep
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.. 'Xfile is not trusted. To enable it, choose (v)iew then run `:trust`.'
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if #msg >= screen._width then
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pending('path too long')
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return
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end
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-- Need to use feed_command instead of exec_lua because of the confirmation prompt
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feed_command([[lua vim.secure.read('Xfile')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xfile'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny: }^{MATCH: +}|
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]])
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feed('d')
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screen:expect([[
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^{MATCH: +}|
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{1:~{MATCH: +}}|*6
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{MATCH: +}|
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]])
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local trust = assert(read_file(stdpath('state') .. pathsep .. 'trust'))
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eq(string.format('! %s', cwd .. pathsep .. 'Xfile'), vim.trim(trust))
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eq(vim.NIL, exec_lua([[return vim.secure.read('Xfile')]]))
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os.remove(stdpath('state') .. pathsep .. 'trust')
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feed_command([[lua vim.secure.read('Xfile')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xfile'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny: }^{MATCH: +}|
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]])
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feed('v')
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feed(':trust<CR>')
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screen:expect([[
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^let g:foobar = 42{MATCH: +}|
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{1:~{MATCH: +}}|*2
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{2:]] .. fn.fnamemodify(cwd, ':~') .. pathsep .. [[Xfile [RO]{MATCH: +}}|
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{MATCH: +}|
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{1:~{MATCH: +}}|
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{4:[No Name]{MATCH: +}}|
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Allowed "]] .. cwd .. pathsep .. [[Xfile" in trust database.{MATCH: +}|
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]])
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-- close the split for the next test below.
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feed(':q<CR>')
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local hash = fn.sha256(assert(read_file('Xfile')))
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trust = assert(read_file(stdpath('state') .. pathsep .. 'trust'))
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eq(string.format('%s %s', hash, cwd .. pathsep .. 'Xfile'), vim.trim(trust))
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eq('let g:foobar = 42\n', exec_lua([[return vim.secure.read('Xfile')]]))
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os.remove(stdpath('state') .. pathsep .. 'trust')
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feed_command([[lua vim.secure.read('Xfile')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xfile'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny: }^{MATCH: +}|
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]])
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feed('i')
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screen:expect([[
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^{MATCH: +}|
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{1:~{MATCH: +}}|*6
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{MATCH: +}|
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]])
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-- Trust database is not updated
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eq(nil, read_file(stdpath('state') .. pathsep .. 'trust'))
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feed_command([[lua vim.secure.read('Xfile')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xfile'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny: }^{MATCH: +}|
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]])
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feed('v')
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screen:expect([[
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^let g:foobar = 42{MATCH: +}|
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{1:~{MATCH: +}}|*2
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{2:]] .. fn.fnamemodify(cwd, ':~') .. pathsep .. [[Xfile [RO]{MATCH: +}}|
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{MATCH: +}|
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{1:~{MATCH: +}}|
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{4:[No Name]{MATCH: +}}|
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{MATCH: +}|
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]])
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-- Trust database is not updated
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eq(nil, read_file(stdpath('state') .. pathsep .. 'trust'))
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-- Cannot write file
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pcall_err(command, 'write')
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eq(true, api.nvim_get_option_value('readonly', {}))
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end)
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it('directory', function()
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screen:set_default_attr_ids({
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[1] = { bold = true, foreground = Screen.colors.Blue1 },
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[2] = { bold = true, reverse = true },
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[3] = { bold = true, foreground = Screen.colors.SeaGreen },
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[4] = { reverse = true },
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})
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local cwd = fn.getcwd()
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local msg = cwd
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.. pathsep
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.. 'Xdir is not trusted. DIRECTORY trust is decided only by its name, not its contents.'
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if #msg >= screen._width then
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pending('path too long')
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return
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end
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-- Need to use feed_command instead of exec_lua because of the confirmation prompt
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feed_command([[lua vim.secure.read('Xdir')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xdir'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny, (a)llow: }^{MATCH: +}|
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]])
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feed('d')
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screen:expect([[
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^{MATCH: +}|
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{1:~{MATCH: +}}|*6
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{MATCH: +}|
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]])
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local trust = assert(read_file(stdpath('state') .. pathsep .. 'trust'))
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eq(string.format('! %s', cwd .. pathsep .. 'Xdir'), vim.trim(trust))
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eq(vim.NIL, exec_lua([[return vim.secure.read('Xdir')]]))
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os.remove(stdpath('state') .. pathsep .. 'trust')
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feed_command([[lua vim.secure.read('Xdir')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xdir'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny, (a)llow: }^{MATCH: +}|
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]])
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feed('a')
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screen:expect([[
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^{MATCH: +}|
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{1:~{MATCH: +}}|*6
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{MATCH: +}|
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]])
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-- Directories aren't hashed in the trust database, instead a slug ("directory") is stored
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-- instead.
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local expected_hash = 'directory'
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trust = assert(read_file(stdpath('state') .. pathsep .. 'trust'))
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eq(string.format('%s %s', expected_hash, cwd .. pathsep .. 'Xdir'), vim.trim(trust))
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eq(true, exec_lua([[return vim.secure.read('Xdir')]]))
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os.remove(stdpath('state') .. pathsep .. 'trust')
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feed_command([[lua vim.secure.read('Xdir')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xdir'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny, (a)llow: }^{MATCH: +}|
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]])
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feed('i')
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screen:expect([[
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^{MATCH: +}|
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{1:~{MATCH: +}}|*6
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{MATCH: +}|
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]])
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-- Trust database is not updated
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eq(nil, read_file(stdpath('state') .. pathsep .. 'trust'))
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feed_command([[lua vim.secure.read('Xdir')]])
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screen:expect([[
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{MATCH: +}|
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{1:~{MATCH: +}}|*3
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{2:{MATCH: +}}|
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:lua vim.secure.read('Xdir'){MATCH: +}|
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{3:]] .. msg .. [[}{MATCH: +}|
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{3:[i]gnore, (v)iew, (d)eny, (a)llow: }^{MATCH: +}|
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]])
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feed('v')
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screen:expect([[
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^{MATCH: +}|
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{1:~{MATCH: +}}|*2
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{2:]] .. fn.fnamemodify(cwd, ':~') .. pathsep .. [[Xdir [RO]{MATCH: +}}|
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{MATCH: +}|
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{1:~{MATCH: +}}|
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{4:[No Name]{MATCH: +}}|
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{MATCH: +}|
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]])
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-- Trust database is not updated
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eq(nil, read_file(stdpath('state') .. pathsep .. 'trust'))
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end)
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end)
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describe('trust()', function()
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local xstate = 'Xstate'
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setup(function()
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clear { env = { XDG_STATE_HOME = xstate } }
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n.mkdir_p(xstate .. pathsep .. (is_os('win') and 'nvim-data' or 'nvim'))
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end)
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teardown(function()
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n.rmdir(xstate)
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end)
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before_each(function()
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t.write_file('test_file', 'test')
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t.mkdir('test_dir')
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end)
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after_each(function()
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os.remove('test_file')
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n.rmdir('test_dir')
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end)
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it('returns error when passing both path and bufnr', function()
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matches(
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'"path" and "bufnr" are mutually exclusive',
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pcall_err(exec_lua, [[vim.secure.trust({action='deny', bufnr=0, path='test_file'})]])
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)
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end)
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it('returns error when passing neither path or bufnr', function()
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matches(
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'one of "path" or "bufnr" is required',
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pcall_err(exec_lua, [[vim.secure.trust({action='deny'})]])
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)
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end)
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it('trust then deny then remove a file using bufnr', function()
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local cwd = fn.getcwd()
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local hash = fn.sha256(read_file('test_file'))
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local full_path = cwd .. pathsep .. 'test_file'
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command('edit test_file')
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='allow', bufnr=0})}]]))
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local trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('%s %s', hash, full_path), vim.trim(trust))
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='deny', bufnr=0})}]]))
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('! %s', full_path), vim.trim(trust))
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='remove', bufnr=0})}]]))
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq('', vim.trim(trust))
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end)
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it('deny then trust then remove a file using bufnr', function()
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local cwd = fn.getcwd()
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local hash = fn.sha256(read_file('test_file'))
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local full_path = cwd .. pathsep .. 'test_file'
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command('edit test_file')
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='deny', bufnr=0})}]]))
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local trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('! %s', full_path), vim.trim(trust))
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='allow', bufnr=0})}]]))
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('%s %s', hash, full_path), vim.trim(trust))
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='remove', bufnr=0})}]]))
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq('', vim.trim(trust))
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end)
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it('trust using bufnr then deny then remove a file using path', function()
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local cwd = fn.getcwd()
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local hash = fn.sha256(read_file('test_file'))
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local full_path = cwd .. pathsep .. 'test_file'
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command('edit test_file')
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='allow', bufnr=0})}]]))
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local trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('%s %s', hash, full_path), vim.trim(trust))
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eq(
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{ true, full_path },
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exec_lua([[return {vim.secure.trust({action='deny', path='test_file'})}]])
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)
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('! %s', full_path), vim.trim(trust))
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eq(
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{ true, full_path },
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exec_lua([[return {vim.secure.trust({action='remove', path='test_file'})}]])
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)
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq('', vim.trim(trust))
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end)
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it('deny then trust then remove a file using bufnr', function()
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local cwd = fn.getcwd()
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local hash = fn.sha256(read_file('test_file'))
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local full_path = cwd .. pathsep .. 'test_file'
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command('edit test_file')
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eq(
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{ true, full_path },
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exec_lua([[return {vim.secure.trust({action='deny', path='test_file'})}]])
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)
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local trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('! %s', full_path), vim.trim(trust))
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='allow', bufnr=0})}]]))
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('%s %s', hash, full_path), vim.trim(trust))
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eq(
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{ true, full_path },
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exec_lua([[return {vim.secure.trust({action='remove', path='test_file'})}]])
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)
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trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq('', vim.trim(trust))
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end)
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it('trust returns error when buffer not associated to file', function()
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command('new')
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eq(
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{ false, 'buffer is not associated with a file' },
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exec_lua([[return {vim.secure.trust({action='allow', bufnr=0})}]])
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)
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end)
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it('trust directory bufnr', function()
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local cwd = fn.getcwd()
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local full_path = cwd .. pathsep .. 'test_dir'
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command('edit test_dir')
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eq({ true, full_path }, exec_lua([[return {vim.secure.trust({action='allow', bufnr=0})}]]))
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local trust = read_file(stdpath('state') .. pathsep .. 'trust')
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eq(string.format('directory %s', full_path), vim.trim(trust))
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end)
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end)
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end)
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