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Diffstat (limited to '')
| -rwxr-xr-x | test/udev-test.pl | 2859 |
1 files changed, 2859 insertions, 0 deletions
diff --git a/test/udev-test.pl b/test/udev-test.pl new file mode 100755 index 0000000..f6061c4 --- /dev/null +++ b/test/udev-test.pl @@ -0,0 +1,2859 @@ +#!/usr/bin/env perl +# SPDX-License-Identifier: LGPL-2.1-or-later + +# udev test +# +# Provides automated testing of the udev binary. +# The whole test is self contained in this file, except the matching sysfs tree. +# Simply extend the @tests array, to add a new test variant. +# +# Every test is driven by its own temporary config file. +# This program prepares the environment, creates the config and calls udev. +# +# udev parses the rules, looks at the provided sysfs and +# first creates and then removes the device node. +# After creation and removal the result is checked against the +# expected value and the result is printed. +# +# Copyright © 2004 Leann Ogasawara <ogasawara@osdl.org> + +use warnings; +use strict; + +BEGIN { + my $EXIT_TEST_SKIP = 77; + + unless (eval "use POSIX qw(WIFEXITED WEXITSTATUS); + use Cwd qw(getcwd abs_path); + use IPC::Semaphore; + use IPC::SysV qw(IPC_PRIVATE S_IRUSR S_IWUSR IPC_CREAT); + use Time::HiRes qw(usleep); 1") { + warn "Failed to import dependencies, skipping the test: $@"; + exit($EXIT_TEST_SKIP); + } +} + +# Relax sd-device's sysfs verification, since we want to provide a fake sysfs +# here that actually is a tmpfs. +$ENV{"SYSTEMD_DEVICE_VERIFY_SYSFS"}="0"; + +my $udev_bin = "./test-udev"; +my $valgrind = 0; +my $gdb = 0; +my $strace = 0; +my $udev_bin_valgrind = "valgrind --tool=memcheck --leak-check=yes --track-origins=yes --quiet $udev_bin"; +my $udev_bin_gdb = "gdb --args $udev_bin"; +my $udev_bin_strace = "strace -efile $udev_bin"; +my $udev_run = "test/run"; +my $udev_tmpfs = "test/tmpfs"; +my $udev_sys = "${udev_tmpfs}/sys"; +my $udev_dev = "${udev_tmpfs}/dev"; +my $udev_rules_dir = "$udev_run/udev/rules.d"; +my $udev_rules = "$udev_rules_dir/udev-test.rules"; +my $EXIT_TEST_SKIP = 77; + +my $rules_10k_tags = ""; +for (my $i = 1; $i <= 10000; ++$i) { + $rules_10k_tags .= 'KERNEL=="sda", TAG+="test' . $i . "\"\n"; +} + +my $rules_10k_tags_continuation = "KERNEL==\"sda\", \\\n"; +for (my $i = 1; $i < 10000; ++$i) { + $rules_10k_tags_continuation .= 'TAG+="test' . $i . "\",\\\n"; +} +$rules_10k_tags_continuation .= "TAG+=\"test10000\"\\n"; + +# Create a device list with all block devices under /sys +# (except virtual devices and cd-roms) +# the optional argument exp_func returns expected and non-expected +# symlinks for the device. +sub all_block_devs { + my ($exp_func) = @_; + my @devices; + + foreach my $bd (glob "$udev_sys/dev/block/*") { + my $tgt = readlink($bd); + my ($exp, $notexp) = (undef, undef); + + next if ($tgt =~ m!/virtual/! || $tgt =~ m!/sr[0-9]*$!); + + $tgt =~ s!^\.\./\.\.!!; + ($exp, $notexp) = $exp_func->($tgt) if defined($exp_func); + my $device = { + devpath => $tgt, + exp_links => $exp, + not_exp_links => $notexp, + }; + push(@devices, $device); + } + return \@devices; +} + +# This generator returns a suitable exp_func for use with +# all_block_devs(). +sub expect_for_some { + my ($pattern, $links, $donot) = @_; + my $_expect = sub { + my ($name) = @_; + + if ($name =~ /$pattern/) { + return ($links, undef); + } elsif ($donot) { + return (undef, $links); + } else { + return (undef, undef); + } + }; + return $_expect; +} + +my @tests = ( + { + desc => "no rules", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_rem_error => "yes", + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_rem_error => "yes", + }], + rules => <<EOF +# +EOF + }, + { + desc => "label test of scsi disc", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["boot_disk"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="boot_disk%n" +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "label test of scsi disc", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["boot_disk"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="boot_disk%n" +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "label test of scsi disc", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["boot_disk"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="boot_disk%n" +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "label test of scsi partition", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["boot_disk1"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="boot_disk%n" +EOF + }, + { + desc => "label test of pattern match", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["boot_disk1", "boot_disk1-4", "boot_disk1-5"], + not_exp_links => ["boot_disk1-1", "boot_disk1-2", "boot_disk1-3", "boot_disk1-6", "boot_disk1-7"] + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="?ATA", SYMLINK+="boot_disk%n-1" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA?", SYMLINK+="boot_disk%n-2" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="A??", SYMLINK+="boot_disk%n" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATAS", SYMLINK+="boot_disk%n-3" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="AT?", SYMLINK+="boot_disk%n-4" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="??A", SYMLINK+="boot_disk%n-5" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", GOTO="skip-6" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="boot_disk%n-6" +LABEL="skip-6" +SUBSYSTEMS=="scsi", GOTO="skip-7" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="boot_disk%n-7" +LABEL="skip-7" +EOF + }, + { + desc => "label test of multiple sysfs files", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["boot_disk1"], + not_exp_links => ["boot_diskX1"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS X ", SYMLINK+="boot_diskX%n" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS", SYMLINK+="boot_disk%n" +EOF + }, + { + desc => "label test of max sysfs files (skip invalid rule)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["boot_disk1", "boot_diskXY1"], + not_exp_links => ["boot_diskXX1"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS", ATTRS{scsi_level}=="6", ATTRS{rev}=="4.06", ATTRS{type}=="0", ATTRS{queue_depth}=="32", SYMLINK+="boot_diskXX%n" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS", ATTRS{scsi_level}=="6", ATTRS{rev}=="4.06", ATTRS{type}=="0", ATTRS{queue_depth}=="1", SYMLINK+="boot_diskXY%n" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS", ATTRS{scsi_level}=="6", ATTRS{rev}=="4.06", ATTRS{type}=="0", SYMLINK+="boot_disk%n" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS", SYMLINK=="link1", SYMLINK+="match" +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", ATTRS{model}=="ST910021AS", SYMLINK!="removed1", SYMLINK+="unmatch" +EOF + }, + { + desc => "catch device by *", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem/0", "catch-all"], + }], + rules => <<EOF +KERNEL=="ttyACM*", SYMLINK+="modem/%n" +KERNEL=="*", SYMLINK+="catch-all" +EOF + }, + # 10 + { + desc => "catch device by * - take 2", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem/0"], + not_exp_links => ["bad"], + }], + rules => <<EOF +KERNEL=="*ACM1", SYMLINK+="bad" +KERNEL=="*ACM0", SYMLINK+="modem/%n" +EOF + }, + { + desc => "catch device by ?", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem/0"], + not_exp_links => ["modem/0-1", "modem/0-2"], + }], + rules => <<EOF +KERNEL=="ttyACM??*", SYMLINK+="modem/%n-1" +KERNEL=="ttyACM??", SYMLINK+="modem/%n-2" +KERNEL=="ttyACM?", SYMLINK+="modem/%n" +EOF + }, + { + desc => "catch device by character class", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem/0"], + not_exp_links => ["modem/0-1", "modem/0-2"], + }], + rules => <<EOF +KERNEL=="ttyACM[A-Z]*", SYMLINK+="modem/%n-1" +KERNEL=="ttyACM?[0-9]", SYMLINK+="modem/%n-2" +KERNEL=="ttyACM[0-9]*", SYMLINK+="modem/%n" +EOF + }, + { + desc => "don't replace kernel name", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "Handle comment lines in config file (and don't replace kernel name)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF +# this is a comment +KERNEL=="ttyACM0", SYMLINK+="modem" + +EOF + }, + { + desc => "Handle comment lines in config file with whitespace (and don't replace kernel name)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF + # this is a comment with whitespace before the comment +KERNEL=="ttyACM0", SYMLINK+="modem" + +EOF + }, + { + desc => "Handle whitespace only lines (and don't replace kernel name)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["whitespace"], + }], + rules => <<EOF + + + + # this is a comment with whitespace before the comment +KERNEL=="ttyACM0", SYMLINK+="whitespace" + + + +EOF + }, + { + desc => "Handle empty lines in config file (and don't replace kernel name)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF + +KERNEL=="ttyACM0", SYMLINK+="modem" + +EOF + }, + { + desc => "Handle backslashed multi lines in config file (and don't replace kernel name)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF +KERNEL=="ttyACM0", \\ +SYMLINK+="modem" + +EOF + }, + { + desc => "preserve backslashes, if they are not for a newline", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["aaa"], + }], + rules => <<EOF +KERNEL=="ttyACM0", PROGRAM=="/bin/echo -e \\101", RESULT=="A", SYMLINK+="aaa" +EOF + }, + # 20 + { + desc => "Handle stupid backslashed multi lines in config file (and don't replace kernel name)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF + +# +\\ + +\\ + +#\\ + +KERNEL=="ttyACM0", \\ + SYMLINK+="modem" + +EOF + }, + { + desc => "subdirectory handling", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["sub/direct/ory/modem"], + }], + rules => <<EOF +KERNEL=="ttyACM0", SYMLINK+="sub/direct/ory/modem" +EOF + }, + { + desc => "parent device name match of scsi partition", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["first_disk5"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", SYMLINK+="first_disk%n" +EOF + }, + { + desc => "test substitution chars", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["Major:8:minor:5:kernelnumber:5:id:0:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", SYMLINK+="Major:%M:minor:%m:kernelnumber:%n:id:%b" +EOF + }, + { + desc => "import of shell-value returned from program", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node12345678"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", IMPORT{program}="/bin/echo -e \' TEST_KEY=12345678\\n TEST_key2=98765\'", SYMLINK+="node\$env{TEST_KEY}" +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "substitution of sysfs value (%s{file})", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["disk-ATA-sda"], + not_exp_links => ["modem"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", SYMLINK+="disk-%s{vendor}-%k" +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "program result substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["special-device-5"], + not_exp_links => ["not"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n special-device", RESULT=="-special-*", SYMLINK+="not" +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n special-device", RESULT=="special-*", SYMLINK+="%c-%n" +EOF + }, + { + desc => "program result substitution (newline removal)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["newline_removed"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo test", RESULT=="test", SYMLINK+="newline_removed" +EOF + }, + { + desc => "program result substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["test-0:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n test-%b", RESULT=="test-0:0*", SYMLINK+="%c" +EOF + }, + { + desc => "program with lots of arguments", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["foo9"], + not_exp_links => ["foo3", "foo4", "foo5", "foo6", "foo7", "foo8"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n foo3 foo4 foo5 foo6 foo7 foo8 foo9", KERNEL=="sda5", SYMLINK+="%c{7}" +EOF + }, + { + desc => "program with subshell", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["bar9"], + not_exp_links => ["foo3", "foo4", "foo5", "foo6", "foo7", "foo8"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/sh -c 'echo foo3 foo4 foo5 foo6 foo7 foo8 foo9 | sed s/foo9/bar9/'", KERNEL=="sda5", SYMLINK+="%c{7}" +EOF + }, + { + desc => "program arguments combined with apostrophes", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["foo7"], + not_exp_links => ["foo3", "foo4", "foo5", "foo6", "foo8"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n 'foo3 foo4' 'foo5 foo6 foo7 foo8'", KERNEL=="sda5", SYMLINK+="%c{5}" +EOF + }, + { + desc => "program arguments combined with escaped double quotes, part 1", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["foo2"], + not_exp_links => ["foo1"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/sh -c 'printf %%s \\\"foo1 foo2\\\" | grep \\\"foo1 foo2\\\"'", KERNEL=="sda5", SYMLINK+="%c{2}" +EOF + }, + { + desc => "program arguments combined with escaped double quotes, part 2", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["foo2"], + not_exp_links => ["foo1"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/sh -c \\\"printf %%s 'foo1 foo2' | grep 'foo1 foo2'\\\"", KERNEL=="sda5", SYMLINK+="%c{2}" +EOF + }, + { + desc => "program arguments combined with escaped double quotes, part 3", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["foo2"], + not_exp_links => ["foo1", "foo3"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/sh -c 'printf \\\"%%s %%s\\\" \\\"foo1 foo2\\\" \\\"foo3\\\"| grep \\\"foo1 foo2\\\"'", KERNEL=="sda5", SYMLINK+="%c{2}" +EOF + }, + { + desc => "characters before the %c{N} substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["my-foo9"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n foo3 foo4 foo5 foo6 foo7 foo8 foo9", KERNEL=="sda5", SYMLINK+="my-%c{7}" +EOF + }, + { + desc => "substitute the second to last argument", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["my-foo8"], + not_exp_links => ["my-foo3", "my-foo4", "my-foo5", "my-foo6", "my-foo7", "my-foo9"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n foo3 foo4 foo5 foo6 foo7 foo8 foo9", KERNEL=="sda5", SYMLINK+="my-%c{6}" +EOF + }, + { + desc => "test substitution by variable name", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["Major:8-minor:5-kernelnumber:5-id:0:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", SYMLINK+="Major:\$major-minor:\$minor-kernelnumber:\$number-id:\$id" +EOF + }, + { + desc => "test substitution by variable name 2", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["Major:8-minor:5-kernelnumber:5-id:0:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", DEVPATH=="*/sda/*", SYMLINK+="Major:\$major-minor:%m-kernelnumber:\$number-id:\$id" +EOF + }, + { + desc => "test substitution by variable name 3", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["850:0:0:05"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", DEVPATH=="*/sda/*", SYMLINK+="%M%m%b%n" +EOF + }, + { + desc => "test substitution by variable name 4", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["855"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", DEVPATH=="*/sda/*", SYMLINK+="\$major\$minor\$number" +EOF + }, + { + desc => "test substitution by variable name 5", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["8550:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", DEVPATH=="*/sda/*", SYMLINK+="\$major%m%n\$id" +EOF + }, + { + desc => "non matching SUBSYSTEMS for device with no parent", + devices => [ + { + devpath => "/devices/virtual/tty/console", + exp_links => ["TTY"], + not_exp_links => ["foo"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n foo", RESULT=="foo", SYMLINK+="foo" +KERNEL=="console", SYMLINK+="TTY" +EOF + }, + { + desc => "non matching SUBSYSTEMS", + devices => [ + { + devpath => "/devices/virtual/tty/console", + exp_links => ["TTY"], + not_exp_links => ["foo"], + }], + rules => <<EOF +SUBSYSTEMS=="foo", ATTRS{dev}=="5:1", SYMLINK+="foo" +KERNEL=="console", SYMLINK+="TTY" +EOF + }, + { + desc => "ATTRS match", + devices => [ + { + devpath => "/devices/virtual/tty/console", + exp_links => ["foo", "TTY"], + }], + rules => <<EOF +KERNEL=="console", SYMLINK+="TTY" +ATTRS{dev}=="5:1", SYMLINK+="foo" +EOF + }, + { + desc => "ATTR (empty file)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["empty", "not-something"], + not_exp_links => ["something", "not-empty"], + }], + rules => <<EOF +KERNEL=="sda", ATTR{test_empty_file}=="?*", SYMLINK+="something" +KERNEL=="sda", ATTR{test_empty_file}!="", SYMLINK+="not-empty" +KERNEL=="sda", ATTR{test_empty_file}=="", SYMLINK+="empty" +KERNEL=="sda", ATTR{test_empty_file}!="?*", SYMLINK+="not-something" +EOF + }, + { + desc => "ATTR (non-existent file)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["non-existent", "wrong"], + not_exp_links => ["something", "empty", "not-empty", + "not-something", "something"], + }], + rules => <<EOF +KERNEL=="sda", ATTR{nofile}=="?*", SYMLINK+="something" +KERNEL=="sda", ATTR{nofile}!="", SYMLINK+="not-empty" +KERNEL=="sda", ATTR{nofile}=="", SYMLINK+="empty" +KERNEL=="sda", ATTR{nofile}!="?*", SYMLINK+="not-something" +KERNEL=="sda", TEST!="nofile", SYMLINK+="non-existent" +KERNEL=="sda", SYMLINK+="wrong" +EOF + }, + { + desc => "program and bus type match", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["scsi-0:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="usb", PROGRAM=="/bin/echo -n usb-%b", SYMLINK+="%c" +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n scsi-%b", SYMLINK+="%c" +SUBSYSTEMS=="foo", PROGRAM=="/bin/echo -n foo-%b", SYMLINK+="%c" +EOF + }, + { + desc => "sysfs parent hierarchy", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem"], + }], + rules => <<EOF +ATTRS{idProduct}=="007b", SYMLINK+="modem" +EOF + }, + { + desc => "name test with ! in the name", + devices => [ + { + devpath => "/devices/virtual/block/fake!blockdev0", + devnode => "fake/blockdev0", + exp_links => ["is/a/fake/blockdev0"], + not_exp_links => ["is/not/a/fake/blockdev0", "modem"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", SYMLINK+="is/not/a/%k" +SUBSYSTEM=="block", SYMLINK+="is/a/%k" +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "name test with ! in the name, but no matching rule", + devices => [ + { + devpath => "/devices/virtual/block/fake!blockdev0", + devnode => "fake/blockdev0", + not_exp_links => ["modem"], + }], + rules => <<EOF +KERNEL=="ttyACM0", SYMLINK+="modem" +EOF + }, + { + desc => "KERNELS rule", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["scsi-0:0:0:0"], + not_exp_links => ["no-match", "short-id", "not-scsi"], + }], + rules => <<EOF +SUBSYSTEMS=="usb", KERNELS=="0:0:0:0", SYMLINK+="not-scsi" +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:1", SYMLINK+="no-match" +SUBSYSTEMS=="scsi", KERNELS==":0", SYMLINK+="short-id" +SUBSYSTEMS=="scsi", KERNELS=="/0:0:0:0", SYMLINK+="no-match" +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", SYMLINK+="scsi-0:0:0:0" +EOF + }, + { + desc => "KERNELS wildcard all", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["scsi-0:0:0:0"], + not_exp_links => ["no-match", "before"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="*:1", SYMLINK+="no-match" +SUBSYSTEMS=="scsi", KERNELS=="*:0:1", SYMLINK+="no-match" +SUBSYSTEMS=="scsi", KERNELS=="*:0:0:1", SYMLINK+="no-match" +SUBSYSTEMS=="scsi", KERNEL=="0:0:0:0", SYMLINK+="before" +SUBSYSTEMS=="scsi", KERNELS=="*", SYMLINK+="scsi-0:0:0:0" +EOF + }, + { + desc => "KERNELS wildcard partial", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["scsi-0:0:0:0", "before"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", SYMLINK+="before" +SUBSYSTEMS=="scsi", KERNELS=="*:0", SYMLINK+="scsi-0:0:0:0" +EOF + }, + { + desc => "KERNELS wildcard partial 2", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["scsi-0:0:0:0", "before"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNELS=="0:0:0:0", SYMLINK+="before" +SUBSYSTEMS=="scsi", KERNELS=="*:0:0:0", SYMLINK+="scsi-0:0:0:0" +EOF + }, + { + desc => "substitute attr with link target value (first match)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["driver-is-sd"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", SYMLINK+="driver-is-\$attr{driver}" +EOF + }, + { + desc => "substitute attr with link target value (currently selected device)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["driver-is-ahci"], + }], + rules => <<EOF +SUBSYSTEMS=="pci", SYMLINK+="driver-is-\$attr{driver}" +EOF + }, + { + desc => "ignore ATTRS attribute whitespace", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["ignored"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{whitespace_test}=="WHITE SPACE", SYMLINK+="ignored" +EOF + }, + { + desc => "do not ignore ATTRS attribute whitespace", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["matched-with-space"], + not_exp_links => ["wrong-to-ignore"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{whitespace_test}=="WHITE SPACE ", SYMLINK+="wrong-to-ignore" +SUBSYSTEMS=="scsi", ATTRS{whitespace_test}=="WHITE SPACE ", SYMLINK+="matched-with-space" +EOF + }, + { + desc => "permissions USER=bad GROUP=name", + devices => [ + { + devpath => "/devices/virtual/tty/tty33", + exp_perms => "0:0:0600", + }], + rules => <<EOF +KERNEL=="tty33", OWNER="bad", GROUP="name" +EOF + }, + { + desc => "permissions OWNER=1", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => "1::0600", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", OWNER="1" +EOF + }, + { + desc => "permissions GROUP=1", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => ":1:0660", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", GROUP="1" +EOF + }, + { + desc => "textual user id", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => "daemon::0600", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", OWNER="daemon" +EOF + }, + { + desc => "textual group id", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => ":daemon:0660", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", GROUP="daemon" +EOF + }, + { + desc => "textual user/group id", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => "root:audio:0660", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", OWNER="root", GROUP="audio" +EOF + }, + { + desc => "permissions MODE=0777", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => "::0777", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", MODE="0777" +EOF + }, + { + desc => "permissions OWNER=1 GROUP=1 MODE=0777", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_perms => "1:1:0777", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", OWNER="1", GROUP="1", MODE="0777" +EOF + }, + { + desc => "permissions OWNER to 1", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => "1::", + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", OWNER="1" +EOF + }, + { + desc => "permissions GROUP to 1", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => ":1:0660", + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", GROUP="1" +EOF + }, + { + desc => "permissions MODE to 0060", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => "::0060", + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", MODE="0060" +EOF + }, + { + desc => "permissions OWNER, GROUP, MODE", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => "1:1:0777", + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", OWNER="1", GROUP="1", MODE="0777" +EOF + }, + { + desc => "permissions only rule", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => "1:1:0777", + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", OWNER="1", GROUP="1", MODE="0777" +KERNEL=="ttyUSX[0-9]*", OWNER="2", GROUP="2", MODE="0444" +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n" +EOF + }, + { + desc => "multiple permissions only rule", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => "1:1:0777", + }], + rules => <<EOF +SUBSYSTEM=="tty", OWNER="1" +SUBSYSTEM=="tty", GROUP="1" +SUBSYSTEM=="tty", MODE="0777" +KERNEL=="ttyUSX[0-9]*", OWNER="2", GROUP="2", MODE="0444" +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n" +EOF + }, + { + desc => "permissions only rule with override at SYMLINK+ rule", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_perms => "1:2:0777", + }], + rules => <<EOF +SUBSYSTEM=="tty", OWNER="1" +SUBSYSTEM=="tty", GROUP="1" +SUBSYSTEM=="tty", MODE="0777" +KERNEL=="ttyUSX[0-9]*", OWNER="2", GROUP="2", MODE="0444" +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", GROUP="2" +EOF + }, + { + desc => "major/minor number test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + exp_majorminor => "8:0", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node" +EOF + }, + { + desc => "big major number test", + devices => [ + { + devpath => "/devices/virtual/misc/misc-fake1", + exp_links => ["node"], + exp_majorminor => "4095:1", + }], + rules => <<EOF +KERNEL=="misc-fake1", SYMLINK+="node" +EOF + }, + { + desc => "big major and big minor number test", + devices => [ + { + devpath => "/devices/virtual/misc/misc-fake89999", + exp_links => ["node"], + exp_majorminor => "4095:89999", + }], + rules => <<EOF +KERNEL=="misc-fake89999", SYMLINK+="node" +EOF + }, + { + desc => "multiple symlinks with format char", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["symlink1-0", "symlink2-ttyACM0", "symlink3-"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK="symlink1-%n symlink2-%k symlink3-%b" +EOF + }, + { + desc => "multiple symlinks with a lot of s p a c e s", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["one", "two"], + not_exp_links => [" "], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK=" one two " +EOF + }, + { + desc => "symlink with spaces in substituted variable", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["name-one_two_three-end"], + not_exp_links => [" "], + }], + rules => <<EOF +ENV{WITH_WS}="one two three" +SYMLINK="name-\$env{WITH_WS}-end" +EOF + }, + { + desc => "symlink with leading space in substituted variable", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["name-one_two_three-end"], + not_exp_links => [" "], + }], + rules => <<EOF +ENV{WITH_WS}=" one two three" +SYMLINK="name-\$env{WITH_WS}-end" +EOF + }, + { + desc => "symlink with trailing space in substituted variable", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["name-one_two_three-end"], + not_exp_links => [" "], + }], + rules => <<EOF +ENV{WITH_WS}="one two three " +SYMLINK="name-\$env{WITH_WS}-end" +EOF + }, + { + desc => "symlink with lots of space in substituted variable", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["name-one_two_three-end"], + not_exp_links => [" "], + }], + rules => <<EOF +ENV{WITH_WS}=" one two three " +SYMLINK="name-\$env{WITH_WS}-end" +EOF + }, + { + desc => "symlink with multiple spaces in substituted variable", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["name-one_two_three-end"], + not_exp_links => [" "], + }], + rules => <<EOF +ENV{WITH_WS}=" one two three " +SYMLINK="name-\$env{WITH_WS}-end" +EOF + }, + { + desc => "symlink with space and var with space", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["first", "name-one_two_three-end", + "another_symlink", "a", "b", "c"], + not_exp_links => [" "], + }], + rules => <<EOF +ENV{WITH_WS}=" one two three " +SYMLINK=" first name-\$env{WITH_WS}-end another_symlink a b c " +EOF + }, + { + desc => "symlink with env which contain slash (see #19309)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["first", "name-aaa_bbb_ccc-end", + "another_symlink", "a", "b", "c"], + not_exp_links => ["ame-aaa/bbb/ccc-end"], + }], + rules => <<EOF +ENV{WITH_SLASH}="aaa/bbb/ccc" +OPTIONS="string_escape=replace", ENV{REPLACED}="\$env{WITH_SLASH}" +SYMLINK=" first name-\$env{REPLACED}-end another_symlink a b c " +EOF + }, + { + desc => "symlink creation (same directory)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["modem0"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", SYMLINK="modem%n" +EOF + }, + { + desc => "multiple symlinks", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["first-0", "second-0", "third-0"], + }], + rules => <<EOF +KERNEL=="ttyACM0", SYMLINK="first-%n second-%n third-%n" +EOF + }, + { + desc => "symlink name '.'", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["."], + exp_add_error => "yes", + exp_rem_error => "yes", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="." +EOF + }, + { + desc => "symlink node to itself", + devices => [ + { + devpath => "/devices/virtual/tty/tty0", + exp_links => ["link"], + exp_add_error => "yes", + exp_rem_error => "yes", + }], + option => "clean", + rules => <<EOF +KERNEL=="tty0", SYMLINK+="tty0" +EOF + }, + { + desc => "symlink %n substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["symlink0"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", SYMLINK+="symlink%n" +EOF + }, + { + desc => "symlink %k substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["symlink-ttyACM0"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", SYMLINK+="symlink-%k" +EOF + }, + { + desc => "symlink %M:%m substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["major-166:0"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="ttyACM%n", SYMLINK+="major-%M:%m" +EOF + }, + { + desc => "symlink %b substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["symlink-0:0:0:0"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="symlink-%b" +EOF + }, + { + desc => "symlink %c substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["test"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", PROGRAM=="/bin/echo test", SYMLINK+="%c" +EOF + }, + { + desc => "symlink %c{N} substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["test"], + not_exp_links => ["symlink", "this"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", PROGRAM=="/bin/echo symlink test this", SYMLINK+="%c{2}" +EOF + }, + { + desc => "symlink %c{N+} substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["test", "this"], + not_exp_links => ["symlink"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", PROGRAM=="/bin/echo symlink test this", SYMLINK+="%c{2+}" +EOF + }, + { + desc => "symlink only rule with %c{N+}", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["test", "this"], + not_exp_links => ["symlink"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", PROGRAM=="/bin/echo link test this" SYMLINK+="%c{2+}" +EOF + }, + { + desc => "symlink %s{filename} substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["166:0"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="%s{dev}" +EOF + }, + { + desc => "program result substitution (numbered part of)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["link1", "link2"], + not_exp_links => ["node"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n node link1 link2", RESULT=="node *", SYMLINK+="%c{2} %c{3}" +EOF + }, + { + desc => "program result substitution (numbered part of+)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["link1", "link2", "link3", "link4"], + not_exp_links => ["node"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", PROGRAM=="/bin/echo -n node link1 link2 link3 link4", RESULT=="node *", SYMLINK+="%c{2+}" +EOF + }, + { + desc => "SUBSYSTEM match test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + not_exp_links => ["should_not_match", "should_not_match2"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="should_not_match", SUBSYSTEM=="vc" +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", SUBSYSTEM=="block" +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="should_not_match2", SUBSYSTEM=="vc" +EOF + }, + { + desc => "DRIVERS match test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + not_exp_links => ["should_not_match"] + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="should_not_match", DRIVERS=="sd-wrong" +SUBSYSTEMS=="scsi", KERNEL=="sda", SYMLINK+="node", DRIVERS=="sd" +EOF + }, + { + desc => "devnode substitution test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda", PROGRAM=="/usr/bin/test -b %N" SYMLINK+="node" +EOF + }, + { + desc => "parent node name substitution test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["sda-part-1"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="%P-part-%n" +EOF + }, + { + desc => "udev_root substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["start-/dev-end"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="start-%r-end" +EOF + }, + { + # This is not supported any more + desc => "last_rule option", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["last"], + not_exp_links => ["very-last"], + exp_nodev_error => "yes", + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="last", OPTIONS="last_rule" +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="very-last" +EOF + }, + { + desc => "negation KERNEL!=", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["match", "before"], + not_exp_links => ["matches-but-is-negated"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL!="sda1", SYMLINK+="matches-but-is-negated" +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="before" +SUBSYSTEMS=="scsi", KERNEL!="xsda1", SYMLINK+="match" +EOF + }, + { + desc => "negation SUBSYSTEM!=", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["before", "not-anything"], + not_exp_links => ["matches-but-is-negated"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", SUBSYSTEM=="block", KERNEL!="sda1", SYMLINK+="matches-but-is-negated" +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="before" +SUBSYSTEMS=="scsi", SUBSYSTEM!="anything", SYMLINK+="not-anything" +EOF + }, + { + desc => "negation PROGRAM!= exit code", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["before", "nonzero-program"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="before" +KERNEL=="sda1", PROGRAM!="/bin/false", SYMLINK+="nonzero-program" +EOF + }, + { + desc => "ENV{} test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["true"], + not_exp_links => ["bad", "wrong"], + }], + rules => <<EOF +ENV{ENV_KEY_TEST}="test" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="go", SYMLINK+="wrong" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="test", SYMLINK+="true" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="bad", SYMLINK+="bad" +EOF + }, + { + desc => "ENV{} test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["true"], + not_exp_links => ["bad", "wrong", "no"], + }], + rules => <<EOF +ENV{ENV_KEY_TEST}="test" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="go", SYMLINK+="wrong" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="yes", ENV{ACTION}=="add", ENV{DEVPATH}=="*/block/sda/sdax1", SYMLINK+="no" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="test", ENV{ACTION}=="add", ENV{DEVPATH}=="*/block/sda/sda1", SYMLINK+="true" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ENV_KEY_TEST}=="bad", SYMLINK+="bad" +EOF + }, + { + desc => "ENV{} test (assign)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["true", "before"], + not_exp_links => ["no"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}="true" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}=="yes", SYMLINK+="no" +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="before" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}=="true", SYMLINK+="true" +EOF + }, + { + desc => "ENV{} test (assign 2 times)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["true", "before"], + not_exp_links => ["no", "bad"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}="true" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}="absolutely-\$env{ASSIGN}" +SUBSYSTEMS=="scsi", KERNEL=="sda1", SYMLINK+="before" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}=="yes", SYMLINK+="no" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}=="true", SYMLINK+="bad" +SUBSYSTEMS=="scsi", KERNEL=="sda1", ENV{ASSIGN}=="absolutely-true", SYMLINK+="true" +EOF + }, + { + desc => "ENV{} test (assign2)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["part"], + not_exp_links => ["disk"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["disk"], + not_exp_links => ["part"], + }, + ], + rules => <<EOF +SUBSYSTEM=="block", KERNEL=="*[0-9]", ENV{PARTITION}="true", ENV{MAINDEVICE}="false" +SUBSYSTEM=="block", KERNEL=="*[!0-9]", ENV{PARTITION}="false", ENV{MAINDEVICE}="true" +ENV{MAINDEVICE}=="true", SYMLINK+="disk" +SUBSYSTEM=="block", SYMLINK+="before" +ENV{PARTITION}=="true", SYMLINK+="part" +EOF + }, + { + desc => "untrusted string sanitize", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["sane"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", PROGRAM=="/bin/echo -e name; (/usr/bin/badprogram)", RESULT=="name_ _/usr/bin/badprogram_", SYMLINK+="sane" +EOF + }, + { + desc => "untrusted string sanitize (don't replace utf8)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["uber"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", PROGRAM=="/bin/echo -e \\xc3\\xbcber" RESULT=="\xc3\xbcber", SYMLINK+="uber" +EOF + }, + { + desc => "untrusted string sanitize (replace invalid utf8)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["replaced"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", KERNEL=="sda1", PROGRAM=="/bin/echo -e \\xef\\xe8garbage", RESULT=="__garbage", SYMLINK+="replaced" +EOF + }, + { + desc => "read sysfs value from parent device", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["serial-354172020305000"], + }], + rules => <<EOF +KERNEL=="ttyACM*", ATTRS{serial}=="?*", SYMLINK+="serial-%s{serial}" +EOF + }, + { + desc => "match against empty key string", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["ok"], + not_exp_links => ["not-1-ok", "not-2-ok", "not-3-ok"], + }], + rules => <<EOF +KERNEL=="sda", ATTRS{nothing}!="", SYMLINK+="not-1-ok" +KERNEL=="sda", ATTRS{nothing}=="", SYMLINK+="not-2-ok" +KERNEL=="sda", ATTRS{vendor}!="", SYMLINK+="ok" +KERNEL=="sda", ATTRS{vendor}=="", SYMLINK+="not-3-ok" +EOF + }, + { + desc => "check ACTION value", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["ok"], + not_exp_links => ["unknown-not-ok"], + }], + rules => <<EOF +ACTION=="unknown", KERNEL=="sda", SYMLINK+="unknown-not-ok" +ACTION=="add", KERNEL=="sda", SYMLINK+="ok" +EOF + }, + { + desc => "final assignment", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["ok"], + exp_perms => "root:tty:0640", + }], + rules => <<EOF +KERNEL=="sda", GROUP:="tty" +KERNEL=="sda", GROUP="root", MODE="0640", SYMLINK+="ok" +EOF + }, + { + desc => "final assignment 2", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["ok"], + exp_perms => "root:tty:0640", + }], + rules => <<EOF +KERNEL=="sda", GROUP:="tty" +SUBSYSTEM=="block", MODE:="640" +KERNEL=="sda", GROUP="root", MODE="0666", SYMLINK+="ok" +EOF + }, + { + desc => "env substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["node-add-me"], + }], + rules => <<EOF +KERNEL=="sda", MODE="0666", SYMLINK+="node-\$env{ACTION}-me" +EOF + }, + { + desc => "reset list to current value", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["three"], + not_exp_links => ["two", "one"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="one" +KERNEL=="ttyACM[0-9]*", SYMLINK+="two" +KERNEL=="ttyACM[0-9]*", SYMLINK="three" +EOF + }, + { + desc => "test empty SYMLINK+ (empty override)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["right"], + not_exp_links => ["wrong"], + }], + rules => <<EOF +KERNEL=="ttyACM[0-9]*", SYMLINK+="wrong" +KERNEL=="ttyACM[0-9]*", SYMLINK="" +KERNEL=="ttyACM[0-9]*", SYMLINK+="right" +EOF + }, + { + desc => "test multi matches", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["right", "before"], + }], + rules => <<EOF +KERNEL=="ttyACM*", SYMLINK+="before" +KERNEL=="ttyACM*|nothing", SYMLINK+="right" +EOF + }, + { + desc => "test multi matches 2", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["right", "before"], + not_exp_links => ["nomatch"], + }], + rules => <<EOF +KERNEL=="dontknow*|*nothing", SYMLINK+="nomatch" +KERNEL=="ttyACM*", SYMLINK+="before" +KERNEL=="dontknow*|ttyACM*|nothing*", SYMLINK+="right" +EOF + }, + { + desc => "test multi matches 3", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["right"], + not_exp_links => ["nomatch", "wrong1", "wrong2"], + }], + rules => <<EOF +KERNEL=="dontknow|nothing", SYMLINK+="nomatch" +KERNEL=="dontknow|ttyACM0a|nothing|attyACM0", SYMLINK+="wrong1" +KERNEL=="X|attyACM0|dontknow|ttyACM0a|nothing|attyACM0", SYMLINK+="wrong2" +KERNEL=="dontknow|ttyACM0|nothing", SYMLINK+="right" +EOF + }, + { + desc => "test multi matches 4", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1d.7/usb5/5-2/5-2:1.0/tty/ttyACM0", + exp_links => ["right"], + not_exp_links => ["nomatch", "wrong1", "wrong2", "wrong3"], + }], + rules => <<EOF +KERNEL=="dontknow|nothing", SYMLINK+="nomatch" +KERNEL=="dontknow|ttyACM0a|nothing|attyACM0", SYMLINK+="wrong1" +KERNEL=="X|attyACM0|dontknow|ttyACM0a|nothing|attyACM0", SYMLINK+="wrong2" +KERNEL=="all|dontknow|ttyACM0", SYMLINK+="right" +KERNEL=="ttyACM0a|nothing", SYMLINK+="wrong3" +EOF + }, + { + desc => "test multi matches 5", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +KERNEL=="sda", TAG="foo" +TAGS=="|foo", SYMLINK+="found" +TAGS=="|aaa", SYMLINK+="bad" +EOF + }, + { + desc => "test multi matches 6", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +KERNEL=="sda", TAG="" +TAGS=="|foo", SYMLINK+="found" +TAGS=="aaa|bbb", SYMLINK+="bad" +EOF + }, + { + desc => "test multi matches 7", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +KERNEL=="sda", TAG="foo" +TAGS=="foo||bar", SYMLINK+="found" +TAGS=="aaa||bbb", SYMLINK+="bad" +EOF + }, + { + desc => "test multi matches 8", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +KERNEL=="sda", TAG="" +TAGS=="foo||bar", SYMLINK+="found" +TAGS=="aaa|bbb", SYMLINK+="bad" +EOF + }, + { + desc => "test multi matches 9", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found", "found2"], + not_exp_name => ["bad", "bad2"], + }], + rules => <<EOF +KERNEL=="sda", TAG="foo" +TAGS=="foo|", SYMLINK+="found" +TAGS=="aaa|", SYMLINK+="bad" +KERNEL=="sda", TAGS!="hoge", SYMLINK+="found2" +KERNEL=="sda", TAGS!="foo", SYMLINK+="bad2" +EOF + }, + { + desc => "test multi matches 10", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +KERNEL=="sda", TAG="" +TAGS=="foo|", SYMLINK+="found" +TAGS=="aaa|bbb", SYMLINK+="bad" +EOF + }, + { + desc => "test multi matches 11", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +KERNEL=="sda", TAG="c" +TAGS=="foo||bar||c", SYMLINK+="found" +TAGS=="aaa||bbb||ccc", SYMLINK+="bad" +EOF + }, + { + desc => "IMPORT parent test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["parent"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["parentenv-parent_right"], + }], + sleep_us => 500000, # Serialized! We need to sleep here after adding sda + rules => <<EOF +KERNEL=="sda1", IMPORT{parent}="PARENT*", SYMLINK+="parentenv-\$env{PARENT_KEY}\$env{WRONG_PARENT_KEY}" +KERNEL=="sda", IMPORT{program}="/bin/echo -e \'PARENT_KEY=parent_right\\nWRONG_PARENT_KEY=parent_wrong'" +KERNEL=="sda", SYMLINK+="parent" +EOF + }, + { + desc => "GOTO test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["right"], + not_exp_test => ["wrong", "wrong2"], + }], + rules => <<EOF +KERNEL=="sda1", GOTO="TEST" +KERNEL=="sda1", SYMLINK+="wrong" +KERNEL=="sda1", GOTO="BAD" +KERNEL=="sda1", SYMLINK+="", LABEL="NO" +KERNEL=="sda1", SYMLINK+="right", LABEL="TEST", GOTO="end" +KERNEL=="sda1", SYMLINK+="wrong2", LABEL="BAD" +LABEL="end" +EOF + }, + { + desc => "GOTO label does not exist", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["right"], + }], + rules => <<EOF +KERNEL=="sda1", GOTO="does-not-exist" +KERNEL=="sda1", SYMLINK+="right", +LABEL="exists" +EOF + }, + { + desc => "SYMLINK+ compare test", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["right", "link"], + not_exp_links => ["wrong"], + }], + rules => <<EOF +KERNEL=="sda1", SYMLINK+="link" +KERNEL=="sda1", SYMLINK=="link*", SYMLINK+="right" +KERNEL=="sda1", SYMLINK=="nolink*", SYMLINK+="wrong" +EOF + }, + { + desc => "invalid key operation", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["yes"], + not_exp_links => ["no"], + }], + rules => <<EOF +KERNEL="sda1", SYMLINK+="no" +KERNEL=="sda1", SYMLINK+="yes" +EOF + }, + { + desc => "operator chars in attribute", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["yes"], + }], + rules => <<EOF +KERNEL=="sda", ATTR{test:colon+plus}=="?*", SYMLINK+="yes" +EOF + }, + { + desc => "overlong comment line", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["yes"], + not_exp_links => ["no"], + }], + rules => <<EOF +# 012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 + # 012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 +KERNEL=="sda1", SYMLINK+=="no" +KERNEL=="sda1", SYMLINK+="yes" +EOF + }, + { + desc => "magic subsys/kernel lookup", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["00:16:41:e2:8d:ff"], + }], + rules => <<EOF +KERNEL=="sda", SYMLINK+="\$attr{[net/eth0]address}" +EOF + }, + { + desc => "TEST absolute path", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["there"], + not_exp_links => ["notthere"], + }], + rules => <<EOF +TEST=="/etc/passwd", SYMLINK+="there" +TEST!="/etc/passwd", SYMLINK+="notthere" +EOF + }, + { + desc => "TEST subsys/kernel lookup", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["yes"], + }], + rules => <<EOF +KERNEL=="sda", TEST=="[net/eth0]", SYMLINK+="yes" +EOF + }, + { + desc => "TEST relative path", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["relative"], + }], + rules => <<EOF +KERNEL=="sda", TEST=="size", SYMLINK+="relative" +EOF + }, + { + desc => "TEST wildcard substitution (find queue/nr_requests)", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found-subdir"], + }], + rules => <<EOF +KERNEL=="sda", TEST=="*/nr_requests", SYMLINK+="found-subdir" +EOF + }, + { + desc => "TEST MODE=0000", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_perms => "0:0:0000", + exp_rem_error => "yes", + }], + rules => <<EOF +KERNEL=="sda", MODE="0000" +EOF + }, + { + desc => "TEST PROGRAM feeds OWNER, GROUP, MODE", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_perms => "1:1:0400", + }], + rules => <<EOF +KERNEL=="sda", MODE="666" +KERNEL=="sda", PROGRAM=="/bin/echo 1 1 0400", OWNER="%c{1}", GROUP="%c{2}", MODE="%c{3}" +EOF + }, + { + desc => "TEST PROGRAM feeds MODE with overflow", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_perms => "0:0:0440", + exp_rem_error => "yes", + }], + rules => <<EOF +KERNEL=="sda", MODE="440" +KERNEL=="sda", PROGRAM=="/bin/echo 0 0 0400letsdoabuffferoverflow0123456789012345789012345678901234567890", OWNER="%c{1}", GROUP="%c{2}", MODE="%c{3}" +EOF + }, + { + desc => "magic [subsys/sysname] attribute substitution", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["sda-8741C4G-end"], + exp_perms => "0:0:0600", + }], + rules => <<EOF +KERNEL=="sda", SYMLINK+="%k-%s{[dmi/id]product_name}-end" +EOF + }, + { + desc => "builtin path_id", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["disk/by-path/pci-0000:00:1f.2-scsi-0:0:0:0"], + }], + rules => <<EOF +KERNEL=="sda", IMPORT{builtin}="path_id" +KERNEL=="sda", ENV{ID_PATH}=="?*", SYMLINK+="disk/by-path/\$env{ID_PATH}" +EOF + }, + { + desc => "add and match tag", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_links => ["bad"], + }], + rules => <<EOF +SUBSYSTEMS=="scsi", ATTRS{vendor}=="ATA", TAG+="green" +TAGS=="green", SYMLINK+="found" +TAGS=="blue", SYMLINK+="bad" +EOF + }, + { + desc => "don't crash with lots of tags", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + }], + rules => $rules_10k_tags . <<EOF +TAGS=="test1", TAGS=="test500", TAGS=="test1234", TAGS=="test9999", TAGS=="test10000", SYMLINK+="found" +EOF + }, + { + desc => "continuations", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => $rules_10k_tags_continuation . <<EOF +TAGS=="test1", TAGS=="test500", TAGS=="test1234", TAGS=="test9999", TAGS=="test10000", SYMLINK+="bad" +KERNEL=="sda",\\ +# comment in continuation +TAG+="hoge1",\\ + # space before comment +TAG+="hoge2",\\ +# spaces before and after token are dropped + TAG+="hoge3", \\ +\\ + \\ +TAG+="hoge4" +TAGS=="hoge1", TAGS=="hoge2", TAGS=="hoge3", TAGS=="hoge4", SYMLINK+="found" +EOF + }, + { + desc => "continuations with empty line", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + + }], + rules => <<EOF +# empty line finishes continuation +KERNEL=="sda", TAG+="foo" \\ + +KERNEL=="sdb", TAG+="hoge" +KERNEL=="sda", TAG+="aaa" \\ +KERNEL=="sdb", TAG+="bbb" +TAGS=="foo", SYMLINK+="found" +TAGS=="aaa", SYMLINK+="bad" + EOF + }, + { + desc => "continuations with space only line", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda", + exp_links => ["found"], + not_exp_name => "bad", + }], + rules => <<EOF +# space only line finishes continuation +KERNEL=="sda", TAG+="foo" \\ + \t +KERNEL=="sdb", TAG+="hoge" +KERNEL=="sda", TAG+="aaa" \\ +KERNEL=="sdb", TAG+="bbb" +TAGS=="foo", SYMLINK+="found" +TAGS=="aaa", SYMLINK+="bad" +EOF + }, + { + desc => "multiple devices", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["part-1"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["part-5"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda6", + exp_links => ["part-6"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda7", + exp_links => ["part-7"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda8", + exp_links => ["part-8"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda9", + exp_links => ["part-9"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda10", + exp_links => ["part-10"], + }, + ], + rules => <<EOF +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="part-%n" +EOF + }, + { + desc => "multiple devices, same link name, positive prio", + repeat => 100, + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["part-1"], + not_exp_links => ["partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["part-5"], + not_exp_links => ["partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda6", + not_exp_links => ["partition"], + exp_links => ["part-6"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda7", + exp_links => ["part-7", "partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda8", + not_exp_links => ["partition"], + exp_links => ["part-8"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda9", + not_exp_links => ["partition"], + exp_links => ["part-9"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda10", + not_exp_links => ["partition"], + exp_links => ["part-10"], + }, + ], + rules => <<EOF +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="part-%n" +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="partition" +KERNEL=="*7", OPTIONS+="link_priority=10" +EOF + }, + { + desc => "multiple devices, same link name, negative prio", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["part-1"], + not_exp_links => ["partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["part-5"], + not_exp_links => ["partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda6", + not_exp_links => ["partition"], + exp_links => ["part-6"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda7", + exp_links => ["part-7", "partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda8", + not_exp_links => ["partition"], + exp_links => ["part-8"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda9", + not_exp_links => ["partition"], + exp_links => ["part-9"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda10", + not_exp_links => ["partition"], + exp_links => ["part-10"], + }, + ], + rules => <<EOF +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="part-%n" +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="partition" +KERNEL!="*7", OPTIONS+="link_priority=-10" +EOF + }, + { + desc => "multiple devices, same link name, positive prio, sleep", + devices => [ + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1", + exp_links => ["part-1"], + not_exp_links => ["partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5", + exp_links => ["part-5"], + not_exp_links => ["partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda6", + not_exp_links => ["partition"], + exp_links => ["part-6"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda7", + exp_links => ["part-7", "partition"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda8", + not_exp_links => ["partition"], + exp_links => ["part-8"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda9", + not_exp_links => ["partition"], + exp_links => ["part-9"], + }, + { + devpath => "/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda10", + not_exp_links => ["partition"], + exp_links => ["part-10"], + }, + ], + sleep_us => 10000, + rules => <<EOF +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="part-%n" +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sda?*", ENV{DEVTYPE}=="partition", SYMLINK+="partition" +KERNEL=="*7", OPTIONS+="link_priority=10" +EOF + }, + { + desc => 'all_block_devs', + generator => expect_for_some("\\/sda6\$", ["blockdev"]), + repeat => 10, + rules => <<EOF +SUBSYSTEM=="block", SUBSYSTEMS=="scsi", KERNEL=="sd*", SYMLINK+="blockdev" +KERNEL=="sda6", OPTIONS+="link_priority=10" +EOF + } +); + +sub create_rules { + my ($rules) = @_; + + # create temporary rules + system("mkdir", "-p", "$udev_rules_dir"); + open CONF, ">$udev_rules" || die "unable to create rules file: $udev_rules"; + print CONF $$rules; + close CONF; +} + +sub udev { + my ($action, $devpath) = @_; + + if ($valgrind > 0) { + return system("$udev_bin_valgrind $action $devpath"); + } elsif ($gdb > 0) { + return system("$udev_bin_gdb $action $devpath"); + } elsif ($strace > 0) { + return system("$udev_bin_strace $action $devpath"); + } else { + return system("$udev_bin", "$action", "$devpath"); + } +} + +my $error = 0; +my $good = 0; +my $exp_good = 0; + +sub permissions_test { + my($rules, $uid, $gid, $mode) = @_; + + my $wrong = 0; + my $userid; + my $groupid; + + $rules->{exp_perms} =~ m/^(.*):(.*):(.*)$/; + if ($1 ne "") { + if (defined(getpwnam($1))) { + $userid = int(getpwnam($1)); + } else { + $userid = $1; + } + if ($uid != $userid) { $wrong = 1; } + } + if ($2 ne "") { + if (defined(getgrnam($2))) { + $groupid = int(getgrnam($2)); + } else { + $groupid = $2; + } + if ($gid != $groupid) { $wrong = 1; } + } + if ($3 ne "") { + if (($mode & 07777) != oct($3)) { $wrong = 1; }; + } + if ($wrong == 0) { + print "permissions: ok\n"; + $good++; + } else { + printf " expected permissions are: %s:%s:%#o\n", $1, $2, oct($3); + printf " created permissions are : %i:%i:%#o\n", $uid, $gid, $mode & 07777; + print "permissions: error\n"; + $error++; + sleep(1); + } +} + +sub major_minor_test { + my($rules, $rdev) = @_; + + my $major = ($rdev >> 8) & 0xfff; + my $minor = ($rdev & 0xff) | (($rdev >> 12) & 0xfff00); + my $wrong = 0; + + $rules->{exp_majorminor} =~ m/^(.*):(.*)$/; + if ($1 ne "") { + if ($major != $1) { $wrong = 1; }; + } + if ($2 ne "") { + if ($minor != $2) { $wrong = 1; }; + } + if ($wrong == 0) { + print "major:minor: ok\n"; + $good++; + } else { + printf " expected major:minor is: %i:%i\n", $1, $2; + printf " created major:minor is : %i:%i\n", $major, $minor; + print "major:minor: error\n"; + $error++; + sleep(1); + } +} + +sub udev_setup { + system("umount \"$udev_tmpfs\" 2>/dev/null"); + rmdir($udev_tmpfs); + mkdir($udev_tmpfs) || die "unable to create udev_tmpfs: $udev_tmpfs\n"; + + if (system("mount", "-o", "rw,mode=755,nosuid,noexec", "-t", "tmpfs", "tmpfs", $udev_tmpfs)) { + warn "unable to mount tmpfs"; + return 0; + } + + mkdir($udev_dev) || die "unable to create udev_dev: $udev_dev\n"; + # setting group and mode of udev_dev ensures the tests work + # even if the parent directory has setgid bit enabled. + chown (0, 0, $udev_dev) || die "unable to chown $udev_dev\n"; + chmod (0755, $udev_dev) || die "unable to chmod $udev_dev\n"; + + if (system("mknod", $udev_dev . "/null", "c", "1", "3")) { + warn "unable to create $udev_dev/null"; + return 0; + } + + # check if we are permitted to create block device nodes + my $block_device_filename = $udev_dev . "/sda"; + if (system("mknod", $block_device_filename, "b", "8", "0")) { + warn "unable to create $block_device_filename"; + return 0; + } + unlink $block_device_filename; + + system("cp", "-r", "test/sys/", $udev_sys) && die "unable to copy test/sys"; + + system("rm", "-rf", "$udev_run"); + + if (!mkdir($udev_run)) { + warn "unable to create directory $udev_run"; + return 0; + } + + return 1; +} + +sub get_devnode { + my ($device) = @_; + my $devnode; + + if (defined($device->{devnode})) { + $devnode = "$udev_dev/$device->{devnode}"; + } else { + $devnode = "$device->{devpath}"; + $devnode =~ s!.*/!$udev_dev/!; + } + return $devnode; +} + +sub check_devnode { + my ($device) = @_; + my $devnode = get_devnode($device); + + my @st = lstat("$devnode"); + if (! (-b _ || -c _)) { + print "add $devnode: error\n"; + system("tree", "$udev_dev"); + $error++; + return undef; + } + + my ($dev, $ino, $mode, $nlink, $uid, $gid, $rdev, $size, + $atime, $mtime, $ctime, $blksize, $blocks) = @st; + + if (defined($device->{exp_perms})) { + permissions_test($device, $uid, $gid, $mode); + } + if (defined($device->{exp_majorminor})) { + major_minor_test($device, $rdev); + } + print "add $devnode: ok\n"; + $good++; + return $devnode; +} + +sub get_link_target { + my ($link) = @_; + + my $cwd = getcwd(); + my $dir = "$udev_dev/$link"; + my $tgt = readlink("$udev_dev/$link"); + $dir =~ s!/[^/]*$!!; + $tgt = abs_path("$dir/$tgt"); + $tgt =~ s!^$cwd/!!; + return $tgt; +} + +sub check_link_add { + my ($link, $devnode, $err_expected) = @_; + + my @st = lstat("$udev_dev/$link"); + if (-l _) { + my $tgt = get_link_target($link); + + if ($tgt ne $devnode) { + print "symlink $link: error, found -> $tgt\n"; + $error++; + system("tree", "$udev_dev"); + } else { + print "symlink $link: ok\n"; + $good++; + } + } else { + print "symlink $link: error"; + if ($err_expected) { + print " as expected\n"; + $good++; + } else { + print "\n"; + system("tree", "$udev_dev"); + print "\n"; + $error++; + sleep(1); + } + } +} + +sub check_link_nonexistent { + my ($link, $devnode, $err_expected) = @_; + + if ((-e "$udev_dev/$link") || (-l "$udev_dev/$link")) { + my $tgt = get_link_target($link); + + if ($tgt ne $devnode) { + print "nonexistent: '$link' points to other device (ok)\n"; + $good++; + } else { + print "nonexistent: error \'$link\' should not be there"; + if ($err_expected) { + print " (as expected)\n"; + $good++; + } else { + print "\n"; + system("tree", "$udev_dev"); + print "\n"; + $error++; + sleep(1); + } + } + } else { + print "nonexistent $link: ok\n"; + $good++; + } +} + +sub check_add { + my ($device) = @_; + my $devnode = check_devnode($device); + + if (defined($device->{exp_links})) { + foreach my $link (@{$device->{exp_links}}) { + check_link_add($link, $devnode, + $device->{exp_add_error}); + } + } + if (defined $device->{not_exp_links}) { + foreach my $link (@{$device->{not_exp_links}}) { + check_link_nonexistent($link, $devnode, + $device->{exp_nodev_error}); + } + } +} + +sub check_remove_devnode { + my ($device) = @_; + my $devnode = get_devnode($device); + + if (-e "$devnode") { + print "remove $devnode: error"; + print "\n"; + system("tree", "$udev_dev"); + print "\n"; + $error++; + sleep(1); + } else { + print "remove $devnode: ok\n"; + $good++; + } +} + +sub check_link_remove { + my ($link, $err_expected) = @_; + + if ((-e "$udev_dev/$link") || + (-l "$udev_dev/$link")) { + print "remove $link: error"; + if ($err_expected) { + print " as expected\n"; + $good++; + } else { + print "\n"; + system("tree", "$udev_dev"); + print "\n"; + $error++; + sleep(1); + } + } else { + print "remove $link: ok\n"; + $good++; + } +} + +sub check_remove { + my ($device) = @_; + + check_remove_devnode($device); + + return if (!defined($device->{exp_links})); + + foreach my $link (@{$device->{exp_links}}) { + check_link_remove($link, $device->{exp_rem_error}); + } +} + +sub run_udev { + my ($action, $dev, $sleep_us, $sema) = @_; + + # Notify main process that this worker has started + $sema->op(0, 1, 0); + + # Wait for start + $sema->op(0, 0, 0); + usleep($sleep_us) if defined ($sleep_us); + my $rc = udev($action, $dev->{devpath}); + exit $rc; +} + +sub fork_and_run_udev { + my ($action, $rules, $sema) = @_; + my @devices = @{$rules->{devices}}; + my $dev; + my $k = 0; + + $sema->setval(0, 1); + foreach $dev (@devices) { + my $pid = fork(); + + if (!$pid) { + run_udev($action, $dev, + defined($rules->{sleep_us}) ? $k * $rules->{sleep_us} : undef, + $sema); + } else { + $dev->{pid} = $pid; + } + $k++; + } + + # This operation waits for all workers to become ready, and + # starts them off when that's the case. + $sema->op(0, -($#devices + 2), 0); + + foreach $dev (@devices) { + my $rc; + my $pid; + + $pid = waitpid($dev->{pid}, 0); + if ($pid == -1) { + print "error waiting for pid dev->{pid}\n"; + } + if (WIFEXITED($?)) { + $rc = WEXITSTATUS($?); + + if ($rc) { + print "$udev_bin $action for $dev->{devpath} failed with code $rc\n"; + $error += 1; + } else { + $good++; + } + } + } +} + +sub run_test { + my ($rules, $number, $sema) = @_; + my $rc; + my @devices; + my $ntests; + my $cur_good = $good; + my $cur_error = $error; + + if (!defined $rules->{devices}) { + $rules->{devices} = all_block_devs($rules->{generator}); + } + @devices = @{$rules->{devices}}; + # For each device: exit status and devnode test for add & remove + $ntests += 4 * ($#devices + 1); + + foreach my $dev (@devices) { + $ntests += 2 * ($#{$dev->{exp_links}} + 1) + + ($#{$dev->{not_exp_links}} + 1) + + (defined $dev->{exp_perms} ? 1 : 0) + + (defined $dev->{exp_majorminor} ? 1 : 0); + } + if (defined $rules->{repeat}) { + $ntests *= $rules->{repeat}; + } + $exp_good += $ntests; + print "TEST $number: $rules->{desc}\n"; + create_rules(\$rules->{rules}); + + REPEAT: + fork_and_run_udev("add", $rules, $sema); + + foreach my $dev (@devices) { + check_add($dev); + } + + if (defined($rules->{option}) && $rules->{option} eq "keep") { + print "\n\n"; + return; + } + + fork_and_run_udev("remove", $rules, $sema); + + foreach my $dev (@devices) { + check_remove($dev); + } + + if (defined($rules->{repeat}) && --($rules->{repeat}) > 0) { + goto REPEAT; + } + printf "TEST $number: errors: %d good: %d/%d\n\n", $error-$cur_error, + $good-$cur_good, $ntests; + + if (defined($rules->{option}) && $rules->{option} eq "clean") { + udev_setup(); + } + +} + +sub cleanup { + system("rm", "-rf", "$udev_run"); + system("umount", "$udev_tmpfs"); + rmdir($udev_tmpfs); +} + +# only run if we have root permissions +# due to mknod restrictions +if (!($<==0)) { + print "Must have root permissions to run properly.\n"; + exit($EXIT_TEST_SKIP); +} + +# skip the test when running in a chroot +system("systemd-detect-virt", "-r", "-q"); +if ($? >> 8 == 0) { + print "Running in a chroot, skipping the test.\n"; + exit($EXIT_TEST_SKIP); +} + +if (!udev_setup()) { + warn "Failed to set up the environment, skipping the test"; + cleanup(); + exit($EXIT_TEST_SKIP); +} + +if (system($udev_bin, "check")) { + warn "$udev_bin failed to set up the environment, skipping the test"; + cleanup(); + exit($EXIT_TEST_SKIP); +} + +my $test_num = 1; +my @list; + +foreach my $arg (@ARGV) { + if ($arg =~ m/--valgrind/) { + $valgrind = 1; + printf("using valgrind\n"); + } elsif ($arg =~ m/--gdb/) { + $gdb = 1; + printf("using gdb\n"); + } elsif ($arg =~ m/--strace/) { + $strace = 1; + printf("using strace\n"); + } else { + push(@list, $arg); + } +} +my $sema = IPC::Semaphore->new(IPC_PRIVATE, 1, S_IRUSR | S_IWUSR | IPC_CREAT); + +if ($list[0]) { + foreach my $arg (@list) { + if (defined($tests[$arg-1]->{desc})) { + print "udev-test will run test number $arg:\n\n"; + run_test($tests[$arg-1], $arg, $sema); + } else { + print "test does not exist.\n"; + } + } +} else { + # test all + print "\nudev-test will run ".($#tests + 1)." tests:\n\n"; + + foreach my $rules (@tests) { + run_test($rules, $test_num, $sema); + $test_num++; + } +} + +$sema->remove; +print "$error errors occurred. $good/$exp_good good results.\n\n"; + +cleanup(); + +if ($error > 0) { + exit(1); +} +exit(0); |