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Merge pull request #23119 from yuwata/test-sd-device-exclude-bdi

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test: exclude "bdi" subsystem
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2022-04-27 16:56:53 +02:00 committed by GitHub
commit 4d5713bb7e
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8 changed files with 100 additions and 26 deletions
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25
src/basic/hashmap.c
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@ -1,6 +1,7 @@
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include <errno.h>
#include <fnmatch.h>
#include <pthread.h>
#include <stdint.h>
#include <stdlib.h>
@ -2070,3 +2071,27 @@ bool set_equal(Set *a, Set *b) {
return true;
}
static bool set_fnmatch_one(Set *patterns, const char *needle) {
const char *p;
assert(needle);
SET_FOREACH(p, patterns)
if (fnmatch(p, needle, 0) == 0)
return true;
return false;
}
bool set_fnmatch(Set *include_patterns, Set *exclude_patterns, const char *needle) {
assert(needle);
if (set_fnmatch_one(exclude_patterns, needle))
return false;
if (set_isempty(include_patterns))
return true;
return set_fnmatch_one(include_patterns, needle);
}

2
src/basic/set.h
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@ -153,3 +153,5 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(Set*, set_free_free);
int set_strjoin(Set *s, const char *separator, bool wrap_with_separator, char **ret);
bool set_equal(Set *a, Set *b);
bool set_fnmatch(Set *include_patterns, Set *exclude_patterns, const char *needle);

1
src/libsystemd/libsystemd.sym
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@ -776,4 +776,5 @@ global:
sd_device_new_from_devname;
sd_device_new_from_path;
sd_device_open;
sd_device_enumerator_add_nomatch_sysname;
} LIBSYSTEMD_250;

2
src/libsystemd/sd-device/device-enumerator-private.h
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@ -1,6 +1,8 @@
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include <stdbool.h>
#include "sd-device.h"
typedef enum MatchInitializedType {

40
src/libsystemd/sd-device/device-enumerator.c
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@ -42,6 +42,7 @@ struct sd_device_enumerator {
Hashmap *nomatch_sysattr;
Hashmap *match_property;
Set *match_sysname;
Set *nomatch_sysname;
Set *match_tag;
Set *match_parent;
MatchInitializedType match_initialized;
@ -96,6 +97,7 @@ static sd_device_enumerator *device_enumerator_free(sd_device_enumerator *enumer
hashmap_free(enumerator->nomatch_sysattr);
hashmap_free(enumerator->match_property);
set_free(enumerator->match_sysname);
set_free(enumerator->nomatch_sysname);
set_free(enumerator->match_tag);
set_free(enumerator->match_parent);
@ -183,13 +185,13 @@ _public_ int sd_device_enumerator_add_match_property(sd_device_enumerator *enume
return 1;
}
_public_ int sd_device_enumerator_add_match_sysname(sd_device_enumerator *enumerator, const char *sysname) {
static int device_enumerator_add_match_sysname(sd_device_enumerator *enumerator, const char *sysname, bool match) {
int r;
assert_return(enumerator, -EINVAL);
assert_return(sysname, -EINVAL);
r = set_put_strdup(&enumerator->match_sysname, sysname);
r = set_put_strdup(match ? &enumerator->match_sysname : &enumerator->nomatch_sysname, sysname);
if (r <= 0)
return r;
@ -198,6 +200,14 @@ _public_ int sd_device_enumerator_add_match_sysname(sd_device_enumerator *enumer
return 1;
}
_public_ int sd_device_enumerator_add_match_sysname(sd_device_enumerator *enumerator, const char *sysname) {
return device_enumerator_add_match_sysname(enumerator, sysname, true);
}
_public_ int sd_device_enumerator_add_nomatch_sysname(sd_device_enumerator *enumerator, const char *sysname) {
return device_enumerator_add_match_sysname(enumerator, sysname, false);
}
_public_ int sd_device_enumerator_add_match_tag(sd_device_enumerator *enumerator, const char *tag) {
int r;
@ -500,19 +510,10 @@ static bool match_tag(sd_device_enumerator *enumerator, sd_device *device) {
}
static bool match_sysname(sd_device_enumerator *enumerator, const char *sysname) {
const char *sysname_match;
assert(enumerator);
assert(sysname);
if (set_isempty(enumerator->match_sysname))
return true;
SET_FOREACH(sysname_match, enumerator->match_sysname)
if (fnmatch(sysname_match, sysname, 0) == 0)
return true;
return false;
return set_fnmatch(enumerator->match_sysname, enumerator->nomatch_sysname, sysname);
}
static int match_initialized(sd_device_enumerator *enumerator, sd_device *device) {
@ -580,25 +581,12 @@ static int test_matches(
}
static bool match_subsystem(sd_device_enumerator *enumerator, const char *subsystem) {
const char *subsystem_match;
assert(enumerator);
if (!subsystem)
return false;
SET_FOREACH(subsystem_match, enumerator->nomatch_subsystem)
if (fnmatch(subsystem_match, subsystem, 0) == 0)
return false;
if (set_isempty(enumerator->match_subsystem))
return true;
SET_FOREACH(subsystem_match, enumerator->match_subsystem)
if (fnmatch(subsystem_match, subsystem, 0) == 0)
return true;
return false;
return set_fnmatch(enumerator->match_subsystem, enumerator->nomatch_subsystem, subsystem);
}
static int enumerator_add_parent_devices(

9
src/libsystemd/sd-device/test-sd-device.c
View File

@ -182,6 +182,10 @@ TEST(sd_device_enumerator_devices) {
assert_se(sd_device_enumerator_new(&e) >= 0);
assert_se(sd_device_enumerator_allow_uninitialized(e) >= 0);
/* On some CI environments, it seems some loop block devices and corresponding bdi devices sometimes
* disappear during running this test. Let's exclude them here for stability. */
assert_se(sd_device_enumerator_add_match_subsystem(e, "bdi", false) >= 0);
assert_se(sd_device_enumerator_add_nomatch_sysname(e, "loop*") >= 0);
FOREACH_DEVICE(e, d)
test_sd_device_one(d);
}
@ -208,6 +212,8 @@ static void test_sd_device_enumerator_filter_subsystem_one(
assert_se(sd_device_enumerator_new(&e) >= 0);
assert_se(sd_device_enumerator_add_match_subsystem(e, subsystem, true) >= 0);
if (streq(subsystem, "block"))
assert_se(sd_device_enumerator_add_nomatch_sysname(e, "loop*") >= 0);
FOREACH_DEVICE(e, d) {
const char *syspath;
@ -250,6 +256,9 @@ TEST(sd_device_enumerator_filter_subsystem) {
assert_se(subsystems = hashmap_new(&string_hash_ops));
assert_se(sd_device_enumerator_new(&e) >= 0);
/* See comments in TEST(sd_device_enumerator_devices). */
assert_se(sd_device_enumerator_add_match_subsystem(e, "bdi", false) >= 0);
assert_se(sd_device_enumerator_add_nomatch_sysname(e, "loop*") >= 0);
FOREACH_DEVICE(e, d) {
const char *syspath, *subsystem;

1
src/systemd/sd-device.h
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@ -126,6 +126,7 @@ int sd_device_enumerator_add_match_subsystem(sd_device_enumerator *enumerator, c
int sd_device_enumerator_add_match_sysattr(sd_device_enumerator *enumerator, const char *sysattr, const char *value, int match);
int sd_device_enumerator_add_match_property(sd_device_enumerator *enumerator, const char *property, const char *value);
int sd_device_enumerator_add_match_sysname(sd_device_enumerator *enumerator, const char *sysname);
int sd_device_enumerator_add_nomatch_sysname(sd_device_enumerator *enumerator, const char *sysname);
int sd_device_enumerator_add_match_tag(sd_device_enumerator *enumerator, const char *tag);
int sd_device_enumerator_add_match_parent(sd_device_enumerator *enumerator, sd_device *parent);
int sd_device_enumerator_allow_uninitialized(sd_device_enumerator *enumerator);

46
src/test/test-set.c
View File

@ -330,4 +330,50 @@ TEST(set_equal) {
assert_se(set_equal(b, a));
}
TEST(set_fnmatch) {
_cleanup_set_free_ Set *match = NULL, *nomatch = NULL;
assert_se(set_put_strdup(&match, "aaa") >= 0);
assert_se(set_put_strdup(&match, "bbb*") >= 0);
assert_se(set_put_strdup(&match, "*ccc") >= 0);
assert_se(set_put_strdup(&nomatch, "a*") >= 0);
assert_se(set_put_strdup(&nomatch, "bbb") >= 0);
assert_se(set_put_strdup(&nomatch, "ccc*") >= 0);
assert_se(set_fnmatch(NULL, NULL, ""));
assert_se(set_fnmatch(NULL, NULL, "hoge"));
assert_se(set_fnmatch(match, NULL, "aaa"));
assert_se(set_fnmatch(match, NULL, "bbb"));
assert_se(set_fnmatch(match, NULL, "bbbXXX"));
assert_se(set_fnmatch(match, NULL, "ccc"));
assert_se(set_fnmatch(match, NULL, "XXXccc"));
assert_se(!set_fnmatch(match, NULL, ""));
assert_se(!set_fnmatch(match, NULL, "aaaa"));
assert_se(!set_fnmatch(match, NULL, "XXbbb"));
assert_se(!set_fnmatch(match, NULL, "cccXX"));
assert_se(set_fnmatch(NULL, nomatch, ""));
assert_se(set_fnmatch(NULL, nomatch, "Xa"));
assert_se(set_fnmatch(NULL, nomatch, "bbbb"));
assert_se(set_fnmatch(NULL, nomatch, "XXXccc"));
assert_se(!set_fnmatch(NULL, nomatch, "a"));
assert_se(!set_fnmatch(NULL, nomatch, "aXXXX"));
assert_se(!set_fnmatch(NULL, nomatch, "bbb"));
assert_se(!set_fnmatch(NULL, nomatch, "ccc"));
assert_se(!set_fnmatch(NULL, nomatch, "cccXXX"));
assert_se(set_fnmatch(match, nomatch, "bbbbb"));
assert_se(set_fnmatch(match, nomatch, "XXccc"));
assert_se(!set_fnmatch(match, nomatch, ""));
assert_se(!set_fnmatch(match, nomatch, "a"));
assert_se(!set_fnmatch(match, nomatch, "aaa"));
assert_se(!set_fnmatch(match, nomatch, "b"));
assert_se(!set_fnmatch(match, nomatch, "bbb"));
assert_se(!set_fnmatch(match, nomatch, "ccc"));
assert_se(!set_fnmatch(match, nomatch, "ccccc"));
assert_se(!set_fnmatch(match, nomatch, "cccXX"));
}
DEFINE_TEST_MAIN(LOG_INFO);