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udev-dump: show more information

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This also reorders and renames entries.
This commit is contained in:
Yu Watanabe
2025-02-08 01:39:35 +09:00
parent e66d4ea31a
commit fc30b1a0b0
1 changed files with 97 additions and 56 deletions
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src/udev/udev-dump.c
+97 -56
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@@ -3,6 +3,7 @@
#include "ansi-color.h"
#include "device-private.h"
#include "device-util.h"
#include "devnum-util.h"
#include "format-util.h"
#include "fs-util.h"
#include "udev-builtin.h"
@@ -30,10 +31,100 @@ void event_cache_written_sysctl(UdevEvent *event, const char *attr, const char *
void dump_event(UdevEvent *event, FILE *f) {
sd_device *dev = ASSERT_PTR(ASSERT_PTR(event)->dev);
const char *subsys = NULL, *str;
if (!f)
f = stdout;
if (sd_device_get_devpath(dev, &str) >= 0)
fprintf(f, "%sDevice path:%s\n %s\n", ansi_highlight(), ansi_normal(), str);
if (sd_device_get_sysname(dev, &str) >= 0)
fprintf(f, "%sDevice name:%s\n %s\n", ansi_highlight(), ansi_normal(), str);
if (sd_device_get_sysnum(dev, &str) >= 0)
fprintf(f, "%sDevice number:%s\n %s\n", ansi_highlight(), ansi_normal(), str);
if (sd_device_get_device_id(dev, &str) >= 0)
fprintf(f, "%sDevice ID:%s\n %s\n", ansi_highlight(), ansi_normal(), str);
if (sd_device_get_subsystem(dev, &subsys) >= 0) {
const char *driver_subsys = NULL;
(void) sd_device_get_driver_subsystem(dev, &driver_subsys);
fprintf(f, "%sSubsystem:%s\n %s%s%s%s\n", ansi_highlight(), ansi_normal(), subsys,
driver_subsys ? " (" : "",
strempty(driver_subsys),
driver_subsys ? ")" : "");
}
if (sd_device_get_devtype(dev, &str) >= 0)
fprintf(f, "%sDevice type:%s\n %s\n", ansi_highlight(), ansi_normal(), str);
if (sd_device_get_driver(dev, &str) >= 0)
fprintf(f, "%sDevice driver:%s\n %s\n", ansi_highlight(), ansi_normal(), str);
if (sd_device_get_devname(dev, &str) >= 0) {
dev_t devnum;
if (sd_device_get_devnum(dev, &devnum) >= 0)
fprintf(f, "%sDevice node:%s\n %s (%s "DEVNUM_FORMAT_STR")\n", ansi_highlight(), ansi_normal(), str,
streq_ptr(subsys, "block") ? "block" : "char",
DEVNUM_FORMAT_VAL(devnum));
uid_t uid = event->uid;
if (!uid_is_valid(uid))
(void) device_get_devnode_uid(dev, &uid);
if (uid_is_valid(uid)) {
_cleanup_free_ char *user = uid_to_name(uid);
fprintf(f, "%sDevice node owner user:%s\n %s (uid="UID_FMT")\n", ansi_highlight(), ansi_normal(), strna(user), uid);
}
gid_t gid = event->gid;
if (!gid_is_valid(gid))
(void) device_get_devnode_gid(dev, &gid);
if (gid_is_valid(gid)) {
_cleanup_free_ char *group = gid_to_name(gid);
fprintf(f, "%sDevice node owner group:%s\n %s (gid="GID_FMT")\n", ansi_highlight(), ansi_normal(), strna(group), gid);
}
mode_t mode = event->mode;
if (mode == MODE_INVALID)
(void) device_get_devnode_mode(dev, &mode);
if (mode != MODE_INVALID)
fprintf(f, "%sDevice node permission:%s\n %04o\n", ansi_highlight(), ansi_normal(), mode);
if (sd_device_get_devlink_first(dev)) {
int prio = 0;
(void) device_get_devlink_priority(dev, &prio);
fprintf(f, "%sDevice node symlinks:%s (priority=%i)\n", ansi_highlight(), ansi_normal(), prio);
FOREACH_DEVICE_DEVLINK(dev, devlink)
fprintf(f, " %s\n", devlink);
}
if (!ordered_hashmap_isempty(event->seclabel_list)) {
const char *name, *label;
fprintf(f, "%sDevice node security label:%s\n", ansi_highlight(), ansi_normal());
ORDERED_HASHMAP_FOREACH_KEY(label, name, event->seclabel_list)
fprintf(f, " %s : %s\n", name, label);
}
fprintf(f, "%sInotify watch:%s\n %s\n", ansi_highlight(), ansi_normal(), enabled_disabled(event->inotify_watch));
}
int ifindex;
if (sd_device_get_ifindex(dev, &ifindex) >= 0) {
fprintf(f, "%sNetwork interface index:%s\n %i\n", ansi_highlight(), ansi_normal(), ifindex);
if (!isempty(event->name))
fprintf(f, "%sNetwork interface name:%s\n %s\n", ansi_highlight(), ansi_normal(), event->name);
if (!strv_isempty(event->altnames)) {
bool space = true;
fprintf(f, "%sAlternative interface names:%s", ansi_highlight(), ansi_normal());
fputstrv(f, strv_sort(event->altnames), "\n ", &space);
fputs("\n", f);
}
}
if (!hashmap_isempty(event->written_sysattrs)) {
const char *key, *value;
@@ -50,68 +141,18 @@ void dump_event(UdevEvent *event, FILE *f) {
fprintf(f, " %s : %s\n", key, value);
}
fprintf(f, "%sProperties:%s\n", ansi_highlight(), ansi_normal());
FOREACH_DEVICE_PROPERTY(dev, key, value)
fprintf(f, " %s=%s\n", key, value);
if (sd_device_get_tag_first(dev)) {
fprintf(f, "%sTags:%s\n", ansi_highlight(), ansi_normal());
FOREACH_DEVICE_TAG(dev, tag)
fprintf(f, " %s\n", tag);
}
if (sd_device_get_devnum(dev, NULL) >= 0) {
if (sd_device_get_devlink_first(dev)) {
int prio = 0;
(void) device_get_devlink_priority(dev, &prio);
fprintf(f, "%sDevice node symlinks:%s (priority=%i)\n", ansi_highlight(), ansi_normal(), prio);
FOREACH_DEVICE_DEVLINK(dev, devlink)
fprintf(f, " %s\n", devlink);
}
fprintf(f, "%sInotify watch:%s\n %s\n", ansi_highlight(), ansi_normal(), enabled_disabled(event->inotify_watch));
uid_t uid = event->uid;
if (!uid_is_valid(uid))
(void) device_get_devnode_uid(dev, &uid);
if (uid_is_valid(uid)) {
_cleanup_free_ char *user = uid_to_name(uid);
fprintf(f, "%sDevice node owner:%s\n %s (uid="UID_FMT")\n", ansi_highlight(), ansi_normal(), strna(user), uid);
}
gid_t gid = event->gid;
if (!gid_is_valid(gid))
(void) device_get_devnode_gid(dev, &gid);
if (gid_is_valid(gid)) {
_cleanup_free_ char *group = gid_to_name(gid);
fprintf(f, "%sDevice node group:%s\n %s (gid="GID_FMT")\n", ansi_highlight(), ansi_normal(), strna(group), gid);
}
mode_t mode = event->mode;
if (mode == MODE_INVALID)
(void) device_get_devnode_mode(dev, &mode);
if (mode != MODE_INVALID)
fprintf(f, "%sDevice node permission:%s\n %04o\n", ansi_highlight(), ansi_normal(), mode);
if (!ordered_hashmap_isempty(event->seclabel_list)) {
const char *name, *label;
fprintf(f, "%sDevice node security label:%s\n", ansi_highlight(), ansi_normal());
ORDERED_HASHMAP_FOREACH_KEY(label, name, event->seclabel_list)
fprintf(f, " %s : %s\n", name, label);
}
}
if (sd_device_get_ifindex(dev, NULL) >= 0) {
if (!isempty(event->name))
fprintf(f, "%sNetwork interface name:%s\n %s\n", ansi_highlight(), ansi_normal(), event->name);
if (!strv_isempty(event->altnames)) {
bool space = true;
fprintf(f, "%sAlternative interface names:%s", ansi_highlight(), ansi_normal());
fputstrv(f, event->altnames, "\n ", &space);
fputs("\n", f);
}
char **properties;
if (device_get_properties_strv(dev, &properties) >= 0 && !strv_isempty(properties)) {
bool space = true;
fprintf(f, "%sProperties:%s", ansi_highlight(), ansi_normal());
fputstrv(f, strv_sort(properties), "\n ", &space);
fputs("\n", f);
}
if (!ordered_hashmap_isempty(event->run_list)) {