backend.lua 8.85 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
--[[
Copyright 2016, CZ.NIC z.s.p.o. (http://www.nic.cz/)

This file is part of the turris updater.

Updater is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Updater is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Updater.  If not, see <http://www.gnu.org/licenses/>.
]]--

require 'lunit'
local B = require 'backend'
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
22 23 24
require 'utils'

local lines2set = utils.lines2set
25 26 27

module("backend-tests", package.seeall, lunit.testcase)

Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
28 29
-- Tests for the block_parse function
function test_block_parse()
30 31 32 33 34
	-- Simple case
	assert_table_equal({
		val1 = "value 1",
		val2 = "value 2",
		val3 = "value 3"
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
35
	}, B.block_parse([[val1: value 1
36 37 38 39 40 41 42 43
val2:  value 2
val3:	value 3]]))
	-- Continuations of fields
	assert_table_equal({
		val1 = [[value 1
 line 2
 line 3]],
		val2 = "value 2"
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
44
	}, B.block_parse([[val1: value 1
45 46 47 48
 line 2
 line 3
val2: value 2]]))
	-- Continuation on the first line, several ways
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
49 50
	assert_error(function() B.block_parse(" x") end)
	assert_error(function() B.block_parse(" x: y") end)
51
	-- Some other strange lines
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
52 53
	assert_error(function() B.block_parse("xyz") end)
	assert_error(function() B.block_parse(" ") end)
54
end
55 56

--[[
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
57
Call the B.block_split on inputs. Then go in through the iterator
58 59 60 61
returned and in the outputs table in tandem, checking the things match.
]]
local function blocks_check(input, outputs)
	local exp_i, exp_v = next(outputs)
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
62
	for b in B.block_split(input) do
63 64 65 66 67 68 69
		assert_equal(exp_v, b)
		exp_i, exp_v = next(outputs, exp_i)
	end
	-- Nothing left.
	assert_nil(exp_i)
end

Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
70 71
-- Tests for the block_split function.
function test_block_split()
72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
	-- Just splitting into blocks
	blocks_check([[block 1
next line
another line

block 2
multi line]], {[[block 1
next line
another line]], [[block 2
multi line]]})
	-- More than one empty line (should not produce extra empty block)
	blocks_check([[block 1


block 2]], {'block 1', 'block 2'})
	-- Few empty lines at the end - should not produce an empty block
	blocks_check([[block 1

block 2


]], {'block 1', 'block 2'})
	-- Few empty lines at the beginning - should not produce an empty block
end
96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135

--[[
Test post-processing packages. Examples taken and combined from real status file
(however, this exact package doesn't exist).
]]
function test_package_postprocces()
	local package = {
		Package = "dnsmasq-dhcpv6",
		Version = "2.73-1",
		Depends = "libc, kernel (= 3.18.21-1-70ea6b9a4b789c558ac9d579b5c1022f-10), kmod-nls-base",
		Status = "install user installed",
		Architecture = "mpc85xx",
		Conffiles = [[
 /etc/config/dhcp f81fe9bd228dede2165be71e5c9dcf76cc
 /etc/dnsmasq.conf 1e6ab19c1ae5e70d609ac7b6246541d520]]
	}
	local output = B.package_postprocess(package)
	-- Make sure it modifies the table in-place
	assert_equal(package, output)
	assert_table_equal({install = true, user = true, installed = true}, output.Status)
	assert_table_equal({["/etc/config/dhcp"] = "f81fe9bd228dede2165be71e5c9dcf76cc", ["/etc/dnsmasq.conf"] = "1e6ab19c1ae5e70d609ac7b6246541d520"}, output.Conffiles)
	assert_table_equal({"libc", "kernel (=3.18.21-1-70ea6b9a4b789c558ac9d579b5c1022f-10)", "kmod-nls-base"}, output.Depends)
	--[[
	Now check it doesn't get confused when some of the modified fields aren't there
	(or none, in this case).
	]]
	local pack_nomod = {
		Package = "wget",
		Version = "1.17.1-1",
		Architecture = "mpc85xx"
	}
	local pack_nomod_cp = {}
	for n, v in pairs(pack_nomod) do
		pack_nomod_cp[n] = v
	end
	local output = B.package_postprocess(pack_nomod)
	assert_not_equal(pack_nomod_cp, output)
	assert_equal(pack_nomod, output)
	assert_table_equal(pack_nomod_cp, output)
end
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
136 137 138 139

-- Tests for status_parse ‒ which parses the whole thing
function test_status_parse()
	local result = B.status_parse()
140
	local function status_check(name, desc, depends, status, files, conffiles)
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
141 142
		local pkg = result[name]
		assert_not_nil(pkg)
143 144 145 146 147 148
		local function sub_check(value, name)
			if value then
				assert_not_nil(pkg[name])
				assert_table_equal(value, pkg[name])
				desc[name] = pkg[name]
			end
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
149
		end
150 151 152 153
		sub_check(depends, "Depends")
		sub_check(status, "Status")
		sub_check(files, "files")
		sub_check(conffiles, "Conffiles")
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
154 155 156 157 158 159 160
		assert_table_equal(desc, pkg)
	end
	local std_status = {install = true, user = true, installed = true}
	status_check("kmod-usb-storage", {
		Package = "kmod-usb-storage",
		Version = "3.18.21+10-1-70ea6b9a4b789c558ac9d579b5c1022f-10",
		Architecture = "mpc85xx",
161 162 163 164 165
		Source = "package/kernel/linux",
		License = "GPLv2",
		Section = "kernel",
		["Installed-Size"] = "22537",
		Description = "Kernel support for USB Mass Storage devices",
166 167 168 169 170 171 172 173 174 175
		["Installed-Time"] = "1453896142"
	}, {
		"kernel (=3.18.21-1-70ea6b9a4b789c558ac9d579b5c1022f-10)",
		"kmod-scsi-core",
		"kmod-usb-core"
	}, std_status, {
		["/lib/modules/3.18.21-70ea6b9a4b789c558ac9d579b5c1022f-10/usb-storage.ko"] = true,
		["/etc/modules-boot.d/usb-storage"] = true,
		["/etc/modules.d/usb-storage"] = true
	})
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
176 177 178 179
	status_check("terminfo", {
		Package = "terminfo",
		Version = "5.9-2",
		Architecture = "mpc85xx",
180 181 182 183 184 185
		Source = "package/libs/ncurses",
		License = "MIT",
		LicenseFiles = "README",
		Section = "libs",
		["Installed-Size"] = "5822",
		Description = "Terminal Info Database (ncurses)",
186 187 188 189 190 191 192 193 194 195 196 197 198 199
		["Installed-Time"] = "1453896265"
	}, {"libc"}, std_status, {
		["/usr/share/terminfo/x/xterm"] = true,
		["/usr/share/terminfo/r/rxvt-unicode"] = true,
		["/usr/share/terminfo/d/dumb"] = true,
		["/usr/share/terminfo/a/ansi"] = true,
		["/usr/share/terminfo/x/xterm-color"] = true,
		["/usr/share/terminfo/r/rxvt"] = true,
		["/usr/share/terminfo/s/screen"] = true,
		["/usr/share/terminfo/x/xterm-256color"] = true,
		["/usr/share/terminfo/l/linux"] = true,
		["/usr/share/terminfo/v/vt100"] = true,
		["/usr/share/terminfo/v/vt102"] = true
	})
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
200 201 202 203
	status_check("dnsmasq-dhcpv6", {
		Package = "dnsmasq-dhcpv6",
		Version = "2.73-1",
		Architecture = "mpc85xx",
204 205 206 207 208 209 210 211
		Source = "package/network/services/dnsmasq",
		License = "GPL-2.0",
		LicenseFiles = "COPYING",
		Section = "net",
		["Installed-Size"] = "142254",
		Description = [[It is intended to provide coupled DNS and DHCP service to a LAN.
 
 This is a variant with DHCPv6 support]],
212 213 214 215 216 217 218 219 220 221 222
		["Installed-Time"] = "1453896240"
	}, {"libc"}, std_status, {
		["/etc/dnsmasq.conf"] = true,
		["/etc/hotplug.d/iface/25-dnsmasq"] = true,
		["/etc/config/dhcp"] = true,
		["/etc/init.d/dnsmasq"] = true,
		["/usr/sbin/dnsmasq"] = true
	}, {
		["/etc/config/dhcp"] = "f81fe9bd228dede2165be71e5c9dcf76cc",
		["/etc/dnsmasq.conf"] = "1e6ab19c1ae5e70d609ac7b6246541d520"
	})
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
223 224 225 226 227 228 229 230 231 232
	-- Slightly broken package ‒ no relevant info files
	status_check("ucollect-count", {
		Package = "ucollect-count",
		Version = "27",
		Architecture = "mpc85xx",
		["Installed-Time"] = "1453896279"
	}, {"libc", "ucollect-prog"}, std_status, {})
	-- More broken case - the whole status file missing
	B.status_file = "/does/not/exist"
	assert_error(B.status_parse)
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
233 234 235
end

local orig_status_file = B.status_file
236
local orig_info_dir = B.info_dir
237 238 239 240 241 242 243 244 245 246 247 248 249
local tmp_dirs = {}

function test_pkg_unpack()
	local fname = (os.getenv("S") or ".") .. "/tests/data/updater.ipk"
	local f = io.open(fname)
	local input = f:read("*a")
	f:close()
	local path = B.pkg_unpack(input)
	-- Make sure it is deleted on teardown
	table.insert(tmp_dirs, path)
	-- Check list of extracted files
	events_wait(run_command(function (ecode, killed, stdout)
		assert_equal(0, ecode, "Failed to check the list of files")
250
		assert_table_equal(lines2set([[.
251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278
./control
./control/conffiles
./control/control
./control/postinst
./control/prerm
./data
./data/etc
./data/etc/config
./data/etc/config/updater
./data/etc/cron.d
./data/etc/init.d
./data/etc/init.d/updater
./data/etc/ssl
./data/etc/ssl/updater.pem
./data/usr
./data/usr/bin
./data/usr/bin/updater-resume.sh
./data/usr/bin/updater.sh
./data/usr/bin/updater-unstuck.sh
./data/usr/bin/updater-utils.sh
./data/usr/bin/updater-wipe.sh
./data/usr/bin/updater-worker.sh
./data/usr/share
./data/usr/share/updater
./data/usr/share/updater/hashes
./data/usr/share/updater/keys
./data/usr/share/updater/keys/release.pem
./data/usr/share/updater/keys/standby.pem
279 280
]]), lines2set(stdout))
	end, nil, nil, -1, -1, '/bin/sh', '-c', "cd '" .. path .. "' && find"))
281
end
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
282 283 284 285 286

function setup()
	local sdir = os.getenv("S") or "."
	-- Use a shortened version of a real status file for tests
	B.status_file = sdir .. "/tests/data/opkg/status"
287
	B.info_dir = sdir .. "/tests/data/opkg/info/"
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
288 289 290 291 292
end

function teardown()
	-- Clean up, return the original file name
	B.status_file = orig_status_file
293
	B.info_dir = orig_info_dir
294 295 296
	if next(tmp_dirs) then
		events_wait(run_command(function (ecode) assert_equal(0, ecode) end, nil, nil, -1, -1, '/bin/rm', '-rf', unpack(tmp_dirs)))
	end
Michal 'vorner' Vaner's avatar
Michal 'vorner' Vaner committed
297
end