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authorKay Sievers <kay.sievers@vrfy.org>2008-09-30 13:43:35 +0200
committerKay Sievers <kay.sievers@vrfy.org>2008-09-30 13:43:35 +0200
commitf5001d2465be849306149c902a9db5b031d10428 (patch)
tree1e14b99e49269e494d41e726065461fcf6c10564
parentc97f839eed652c3e05eb71bc2ba5fbe40678e7b7 (diff)
udevadm: trigger: use libudev
-rw-r--r--NEWS5
-rw-r--r--TODO2
-rw-r--r--udev/udevadm-trigger.c689
-rw-r--r--udev/udevadm.xml27
4 files changed, 118 insertions, 605 deletions
diff --git a/NEWS b/NEWS
index 1468ec3989..86e78334ef 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+udev 129
+========
+More libudev work. Most of udevadm's functionality comes from libudev
+now.
+
udev 128
========
Bugfixes.
diff --git a/TODO b/TODO
index 2cbb7cc1c7..2bbfdb6607 100644
--- a/TODO
+++ b/TODO
@@ -1,6 +1,6 @@
- o use enumerate for "trigger"
o add libudev queue - interface for /dev/.udev/queue/ state
use queue interface for "settle"
+ use queue interface for --type=failed
#129
o use libudev device in udev_rules.c
diff --git a/udev/udevadm-trigger.c b/udev/udevadm-trigger.c
index a0f10dac68..67180d879e 100644
--- a/udev/udevadm-trigger.c
+++ b/udev/udevadm-trigger.c
@@ -1,6 +1,5 @@
/*
- * Copyright (C) 2004-2008 Kay Sievers <kay@vrfy.org>
- * Copyright (C) 2006 Hannes Reinecke <hare@suse.de>
+ * Copyright (C) 2008 Kay Sievers <kayi.sievers@vrfy.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -33,503 +32,39 @@
#include <sys/un.h>
#include "udev.h"
-#include "udev_rules.h"
static int verbose;
static int dry_run;
-LIST_HEAD(device_list);
-LIST_HEAD(filter_subsystem_match_list);
-LIST_HEAD(filter_subsystem_nomatch_list);
-LIST_HEAD(filter_attr_match_list);
-LIST_HEAD(filter_attr_nomatch_list);
-static int sock = -1;
-static struct sockaddr_un saddr;
-static socklen_t saddrlen;
-/* devices that should run last cause of their dependencies */
-static int delay_device(const char *syspath)
+static void exec_list(struct udev_enumerate *udev_enumerate, const char *action)
{
- static const char *delay_device_list[] = {
- "*/md*",
- "*/dm-*",
- NULL
- };
- int i;
-
- for (i = 0; delay_device_list[i] != NULL; i++)
- if (fnmatch(delay_device_list[i], syspath, 0) == 0)
- return 1;
- return 0;
-}
-
-static int device_list_insert(struct udev *udev, const char *path)
-{
- char filename[UTIL_PATH_SIZE];
- struct stat statbuf;
-
- dbg(udev, "add '%s'\n" , path);
-
- /* we only have a device, if we have an uevent file */
- util_strlcpy(filename, path, sizeof(filename));
- util_strlcat(filename, "/uevent", sizeof(filename));
- if (stat(filename, &statbuf) < 0)
- return -1;
- if (!(statbuf.st_mode & S_IWUSR))
- return -1;
-
- /* resolve possible link to real target */
- util_strlcpy(filename, path, sizeof(filename));
- if (lstat(filename, &statbuf) < 0)
- return -1;
- if (S_ISLNK(statbuf.st_mode))
- if (util_resolve_sys_link(udev, filename, sizeof(filename)) != 0)
- return -1;
-
- name_list_add(udev, &device_list, filename, 1);
- return 0;
-}
-
-static void trigger_uevent(struct udev *udev, const char *syspath, const char *action)
-{
- char filename[UTIL_PATH_SIZE];
- int fd;
-
- util_strlcpy(filename, syspath, sizeof(filename));
- util_strlcat(filename, "/uevent", sizeof(filename));
-
- if (verbose)
- printf("%s\n", syspath);
-
- if (dry_run)
- return;
-
- fd = open(filename, O_WRONLY);
- if (fd < 0) {
- dbg(udev, "error on opening %s: %m\n", filename);
- return;
- }
-
- if (write(fd, action, strlen(action)) < 0)
- info(udev, "error writing '%s' to '%s': %m\n", action, filename);
-
- close(fd);
-}
-
-static int pass_to_socket(struct udev *udev, const char *syspath, const char *action, const char *env)
-{
- struct udevice *udevice;
- struct name_entry *name_loop;
- char buf[4096];
- size_t bufpos = 0;
- ssize_t count;
- char path[UTIL_PATH_SIZE];
- int fd;
- char link_target[UTIL_PATH_SIZE];
- int len;
- const char *devpath = &syspath[strlen(udev_get_sys_path(udev))];
- int err = 0;
-
- if (verbose)
- printf("%s\n", devpath);
-
- udevice = udev_device_init(udev);
- if (udevice == NULL)
- return -1;
- udev_db_get_device(udevice, devpath);
-
- /* add header */
- bufpos = snprintf(buf, sizeof(buf)-1, "%s@%s", action, devpath);
- bufpos++;
-
- /* add cookie */
- if (env != NULL) {
- bufpos += snprintf(&buf[bufpos], sizeof(buf)-1, "%s", env);
- bufpos++;
- }
-
- /* add standard keys */
- bufpos += snprintf(&buf[bufpos], sizeof(buf)-1, "DEVPATH=%s", devpath);
- bufpos++;
- bufpos += snprintf(&buf[bufpos], sizeof(buf)-1, "ACTION=%s", action);
- bufpos++;
-
- /* add subsystem */
- util_strlcpy(path, udev_get_sys_path(udev), sizeof(path));
- util_strlcat(path, devpath, sizeof(path));
- util_strlcat(path, "/subsystem", sizeof(path));
- len = readlink(path, link_target, sizeof(link_target));
- if (len > 0) {
- char *pos;
-
- link_target[len] = '\0';
- pos = strrchr(link_target, '/');
- if (pos != NULL) {
- bufpos += snprintf(&buf[bufpos], sizeof(buf)-1, "SUBSYSTEM=%s", &pos[1]);
- bufpos++;
- }
- }
-
- /* add symlinks and node name */
- path[0] = '\0';
- list_for_each_entry(name_loop, &udevice->symlink_list, node) {
- util_strlcat(path, udev_get_dev_path(udev), sizeof(path));
- util_strlcat(path, "/", sizeof(path));
- util_strlcat(path, name_loop->name, sizeof(path));
- util_strlcat(path, " ", sizeof(path));
- }
- util_remove_trailing_chars(path, ' ');
- if (path[0] != '\0') {
- bufpos += snprintf(&buf[bufpos], sizeof(buf)-1, "DEVLINKS=%s", path);
- bufpos++;
- }
- if (udevice->name[0] != '\0') {
- util_strlcpy(path, udev_get_dev_path(udev), sizeof(path));
- util_strlcat(path, "/", sizeof(path));
- util_strlcat(path, udevice->name, sizeof(path));
- bufpos += snprintf(&buf[bufpos], sizeof(buf)-1, "DEVNAME=%s", path);
- bufpos++;
- }
-
- /* add keys from device "uevent" file */
- util_strlcpy(path, syspath, sizeof(path));
- util_strlcat(path, "/uevent", sizeof(path));
- fd = open(path, O_RDONLY);
- if (fd >= 0) {
- char value[4096];
-
- count = read(fd, value, sizeof(value));
- close(fd);
- if (count > 0) {
- char *key;
-
- value[count] = '\0';
- key = value;
- while (key[0] != '\0') {
- char *next;
-
- next = strchr(key, '\n');
- if (next == NULL)
- break;
- next[0] = '\0';
- bufpos += util_strlcpy(&buf[bufpos], key, sizeof(buf) - bufpos-1);
- bufpos++;
- key = &next[1];
- }
- }
- }
-
- /* add keys from database */
- list_for_each_entry(name_loop, &udevice->env_list, node) {
- bufpos += util_strlcpy(&buf[bufpos], name_loop->name, sizeof(buf) - bufpos-1);
- bufpos++;
- }
- if (bufpos > sizeof(buf))
- bufpos = sizeof(buf);
-
- count = sendto(sock, &buf, bufpos, 0, (struct sockaddr *)&saddr, saddrlen);
- if (count < 0)
- err = -1;
+ struct udev *udev = udev_enumerate_get_udev(udev_enumerate);
+ struct udev_list_entry *entry;
- return err;
-}
-
-static void exec_list(struct udev *udev, const char *action, const char *env)
-{
- struct name_entry *loop_device;
- struct name_entry *tmp_device;
-
- list_for_each_entry_safe(loop_device, tmp_device, &device_list, node) {
- if (delay_device(loop_device->name))
- continue;
- if (sock >= 0)
- pass_to_socket(udev, loop_device->name, action, env);
- else
- trigger_uevent(udev, loop_device->name, action);
- list_del(&loop_device->node);
- free(loop_device);
- }
-
- /* trigger remaining delayed devices */
- list_for_each_entry_safe(loop_device, tmp_device, &device_list, node) {
- if (sock >= 0)
- pass_to_socket(udev, loop_device->name, action, env);
- else
- trigger_uevent(udev, loop_device->name, action);
- list_del(&loop_device->node);
- free(loop_device);
- }
-}
-
-static int subsystem_filtered(const char *subsystem)
-{
- struct name_entry *loop_name;
-
- /* skip devices matching the listed subsystems */
- list_for_each_entry(loop_name, &filter_subsystem_nomatch_list, node)
- if (fnmatch(loop_name->name, subsystem, 0) == 0)
- return 1;
-
- /* skip devices not matching the listed subsystems */
- if (!list_empty(&filter_subsystem_match_list)) {
- list_for_each_entry(loop_name, &filter_subsystem_match_list, node)
- if (fnmatch(loop_name->name, subsystem, 0) == 0)
- return 0;
- return 1;
- }
-
- return 0;
-}
-
-static int attr_match(const char *path, const char *attr_value)
-{
- char attr[UTIL_NAME_SIZE];
- char file[UTIL_PATH_SIZE];
- char *match_value;
-
- util_strlcpy(attr, attr_value, sizeof(attr));
-
- /* separate attr and match value */
- match_value = strchr(attr, '=');
- if (match_value != NULL) {
- match_value[0] = '\0';
- match_value = &match_value[1];
- }
-
- util_strlcpy(file, path, sizeof(file));
- util_strlcat(file, "/", sizeof(file));
- util_strlcat(file, attr, sizeof(file));
-
- if (match_value != NULL) {
- /* match file content */
- char value[UTIL_NAME_SIZE];
+ udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(udev_enumerate)) {
+ char filename[UTIL_PATH_SIZE];
int fd;
- ssize_t size;
- fd = open(file, O_RDONLY);
- if (fd < 0)
- return 0;
- size = read(fd, value, sizeof(value));
- close(fd);
- if (size < 0)
- return 0;
- value[size] = '\0';
- util_remove_trailing_chars(value, '\n');
-
- /* match if attribute value matches */
- if (fnmatch(match_value, value, 0) == 0)
- return 1;
- } else {
- /* match if attribute exists */
- struct stat statbuf;
-
- if (stat(file, &statbuf) == 0)
- return 1;
- }
- return 0;
-}
-
-static int attr_filtered(const char *path)
-{
- struct name_entry *loop_name;
-
- /* skip devices matching the listed sysfs attributes */
- list_for_each_entry(loop_name, &filter_attr_nomatch_list, node)
- if (attr_match(path, loop_name->name))
- return 1;
-
- /* skip devices not matching the listed sysfs attributes */
- if (!list_empty(&filter_attr_match_list)) {
- list_for_each_entry(loop_name, &filter_attr_match_list, node)
- if (attr_match(path, loop_name->name))
- return 0;
- return 1;
- }
- return 0;
-}
-
-enum scan_type {
- SCAN_DEVICES,
- SCAN_SUBSYSTEM,
-};
-
-static void scan_subsystem(struct udev *udev, const char *subsys, enum scan_type scan)
-{
- char base[UTIL_PATH_SIZE];
- DIR *dir;
- struct dirent *dent;
- const char *subdir;
-
- if (scan == SCAN_DEVICES)
- subdir = "/devices";
- else if (scan == SCAN_SUBSYSTEM)
- subdir = "/drivers";
- else
- return;
-
- util_strlcpy(base, udev_get_sys_path(udev), sizeof(base));
- util_strlcat(base, "/", sizeof(base));
- util_strlcat(base, subsys, sizeof(base));
-
- dir = opendir(base);
- if (dir != NULL) {
- for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
- char dirname[UTIL_PATH_SIZE];
- DIR *dir2;
- struct dirent *dent2;
-
- if (dent->d_name[0] == '.')
- continue;
-
- if (scan == SCAN_DEVICES)
- if (subsystem_filtered(dent->d_name))
- continue;
-
- util_strlcpy(dirname, base, sizeof(dirname));
- util_strlcat(dirname, "/", sizeof(dirname));
- util_strlcat(dirname, dent->d_name, sizeof(dirname));
-
- if (scan == SCAN_SUBSYSTEM) {
- if (attr_filtered(dirname))
- continue;
- if (!subsystem_filtered("subsystem"))
- device_list_insert(udev, dirname);
- if (subsystem_filtered("drivers"))
- continue;
- }
-
- util_strlcat(dirname, subdir, sizeof(dirname));
-
- /* look for devices/drivers */
- dir2 = opendir(dirname);
- if (dir2 != NULL) {
- for (dent2 = readdir(dir2); dent2 != NULL; dent2 = readdir(dir2)) {
- char dirname2[UTIL_PATH_SIZE];
-
- if (dent2->d_name[0] == '.')
- continue;
-
- util_strlcpy(dirname2, dirname, sizeof(dirname2));
- util_strlcat(dirname2, "/", sizeof(dirname2));
- util_strlcat(dirname2, dent2->d_name, sizeof(dirname2));
- if (attr_filtered(dirname2))
- continue;
- device_list_insert(udev, dirname2);
- }
- closedir(dir2);
- }
- }
- closedir(dir);
- }
-}
-
-static void scan_block(struct udev *udev)
-{
- char base[UTIL_PATH_SIZE];
- DIR *dir;
- struct dirent *dent;
-
- if (subsystem_filtered("block"))
- return;
-
- util_strlcpy(base, udev_get_sys_path(udev), sizeof(base));
- util_strlcat(base, "/block", sizeof(base));
-
- dir = opendir(base);
- if (dir != NULL) {
- for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
- char dirname[UTIL_PATH_SIZE];
- DIR *dir2;
- struct dirent *dent2;
-
- if (dent->d_name[0] == '.')
- continue;
-
- util_strlcpy(dirname, base, sizeof(dirname));
- util_strlcat(dirname, "/", sizeof(dirname));
- util_strlcat(dirname, dent->d_name, sizeof(dirname));
- if (attr_filtered(dirname))
- continue;
- if (device_list_insert(udev, dirname) != 0)
- continue;
-
- /* look for partitions */
- dir2 = opendir(dirname);
- if (dir2 != NULL) {
- for (dent2 = readdir(dir2); dent2 != NULL; dent2 = readdir(dir2)) {
- char dirname2[UTIL_PATH_SIZE];
-
- if (dent2->d_name[0] == '.')
- continue;
-
- if (!strcmp(dent2->d_name,"device"))
- continue;
-
- util_strlcpy(dirname2, dirname, sizeof(dirname2));
- util_strlcat(dirname2, "/", sizeof(dirname2));
- util_strlcat(dirname2, dent2->d_name, sizeof(dirname2));
- if (attr_filtered(dirname2))
- continue;
- device_list_insert(udev, dirname2);
- }
- closedir(dir2);
- }
- }
- closedir(dir);
- }
-}
-
-static void scan_class(struct udev *udev)
-{
- char base[UTIL_PATH_SIZE];
- DIR *dir;
- struct dirent *dent;
-
- util_strlcpy(base, udev_get_sys_path(udev), sizeof(base));
- util_strlcat(base, "/class", sizeof(base));
-
- dir = opendir(base);
- if (dir != NULL) {
- for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
- char dirname[UTIL_PATH_SIZE];
- DIR *dir2;
- struct dirent *dent2;
-
- if (dent->d_name[0] == '.')
- continue;
-
- if (subsystem_filtered(dent->d_name))
- continue;
-
- util_strlcpy(dirname, base, sizeof(dirname));
- util_strlcat(dirname, "/", sizeof(dirname));
- util_strlcat(dirname, dent->d_name, sizeof(dirname));
- dir2 = opendir(dirname);
- if (dir2 != NULL) {
- for (dent2 = readdir(dir2); dent2 != NULL; dent2 = readdir(dir2)) {
- char dirname2[UTIL_PATH_SIZE];
-
- if (dent2->d_name[0] == '.')
- continue;
-
- if (!strcmp(dent2->d_name, "device"))
- continue;
-
- util_strlcpy(dirname2, dirname, sizeof(dirname2));
- util_strlcat(dirname2, "/", sizeof(dirname2));
- util_strlcat(dirname2, dent2->d_name, sizeof(dirname2));
- if (attr_filtered(dirname2))
- continue;
- device_list_insert(udev, dirname2);
- }
- closedir(dir2);
- }
+ if (verbose)
+ printf("%s\n", udev_list_entry_get_name(entry));
+ if (dry_run)
+ continue;
+ util_strlcpy(filename, udev_list_entry_get_name(entry), sizeof(filename));
+ util_strlcat(filename, "/uevent", sizeof(filename));
+ fd = open(filename, O_WRONLY);
+ if (fd < 0) {
+ dbg(udev, "error on opening %s: %m\n", filename);
+ continue;
}
- closedir(dir);
+ if (write(fd, action, strlen(action)) < 0)
+ info(udev, "error writing '%s' to '%s': %m\n", action, filename);
+ close(fd);
}
}
-static void scan_failed(struct udev *udev)
+static int enumerate_scan_failed(struct udev_enumerate *udev_enumerate)
{
+ struct udev *udev = udev_enumerate_get_udev(udev_enumerate);
char base[UTIL_PATH_SIZE];
DIR *dir;
struct dirent *dent;
@@ -540,49 +75,63 @@ static void scan_failed(struct udev *udev)
dir = opendir(base);
if (dir != NULL) {
for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
- char device[UTIL_PATH_SIZE];
+ char syspath[UTIL_PATH_SIZE];
size_t start;
+ struct udev_device *device;
if (dent->d_name[0] == '.')
continue;
-
- start = util_strlcpy(device, udev_get_sys_path(udev), sizeof(device));
- if(start >= sizeof(device))
- start = sizeof(device) - 1;
- util_strlcat(device, dent->d_name, sizeof(device));
- util_path_decode(&device[start]);
- device_list_insert(udev, device);
+ start = util_strlcpy(syspath, udev_get_sys_path(udev), sizeof(syspath));
+ util_strlcat(syspath, dent->d_name, sizeof(syspath));
+ util_path_decode(&syspath[start]);
+ device = udev_device_new_from_syspath(udev, syspath);
+ if (device == NULL)
+ continue;
+ udev_enumerate_add_device(udev_enumerate, device);
+ udev_device_unref(device);
}
closedir(dir);
}
+ return 0;
}
int udevadm_trigger(struct udev *udev, int argc, char *argv[])
{
- int failed = 0;
- const char *sockpath = NULL;
- int option;
- const char *action = "add";
- const char *env = NULL;
static const struct option options[] = {
{ "verbose", 0, NULL, 'v' },
{ "dry-run", 0, NULL, 'n' },
+ { "type", 0, NULL, 't' },
{ "retry-failed", 0, NULL, 'F' },
- { "socket", 1, NULL, 'o' },
- { "help", 0, NULL, 'h' },
{ "action", 1, NULL, 'c' },
{ "subsystem-match", 1, NULL, 's' },
{ "subsystem-nomatch", 1, NULL, 'S' },
{ "attr-match", 1, NULL, 'a' },
{ "attr-nomatch", 1, NULL, 'A' },
- { "env", 1, NULL, 'e' },
+ { "help", 0, NULL, 'h' },
{}
};
+ enum {
+ TYPE_DEVICES,
+ TYPE_SUBSYSTEMS,
+ TYPE_FAILED,
+ } device_type = TYPE_DEVICES;
+ const char *action = "add";
+ struct udev_enumerate *udev_enumerate;
+ int rc = 0;
dbg(udev, "version %s\n", VERSION);
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL) {
+ rc = 1;
+ goto exit;
+ }
while (1) {
- option = getopt_long(argc, argv, "vnFo:hce::s:S:a:A:", options, NULL);
+ int option;
+ char attr[UTIL_PATH_SIZE];
+ char *val;
+
+ option = getopt_long(argc, argv, "vnFo:t:hce::s:S:a:A:", options, NULL);
if (option == -1)
break;
@@ -593,45 +142,63 @@ int udevadm_trigger(struct udev *udev, int argc, char *argv[])
case 'n':
dry_run = 1;
break;
- case 'F':
- failed = 1;
+ case 't':
+ if (strcmp(optarg, "devices") == 0) {
+ device_type = TYPE_DEVICES;
+ } else if (strcmp(optarg, "subsystems") == 0) {
+ device_type = TYPE_SUBSYSTEMS;
+ } else if (strcmp(optarg, "failed") == 0) {
+ device_type = TYPE_FAILED;
+ } else {
+ fprintf(stderr, "unknown type --type=%s\n", optarg);
+ err(udev, "unknown type --type=%s\n", optarg);
+ rc = 2;
+ goto exit;
+ }
break;
- case 'o':
- sockpath = optarg;
+ case 'F':
+ device_type = TYPE_FAILED;
break;
case 'c':
action = optarg;
break;
- case 'e':
- if (strchr(optarg, '=') != NULL)
- env = optarg;
- break;
case 's':
- name_list_add(udev, &filter_subsystem_match_list, optarg, 0);
+ udev_enumerate_add_match_subsystem(udev_enumerate, optarg);
break;
case 'S':
- name_list_add(udev, &filter_subsystem_nomatch_list, optarg, 0);
+ udev_enumerate_add_nomatch_subsystem(udev_enumerate, optarg);
break;
case 'a':
- name_list_add(udev, &filter_attr_match_list, optarg, 0);
+ util_strlcpy(attr, optarg, sizeof(attr));
+ val = strchr(attr, '=');
+ if (val != NULL) {
+ val[0] = 0;
+ val = &val[1];
+ }
+ udev_enumerate_add_match_attr(udev_enumerate, attr, val);
break;
case 'A':
- name_list_add(udev, &filter_attr_nomatch_list, optarg, 0);
+ util_strlcpy(attr, optarg, sizeof(attr));
+ val = strchr(attr, '=');
+ if (val != NULL) {
+ val[0] = 0;
+ val = &val[1];
+ }
+ udev_enumerate_add_nomatch_attr(udev_enumerate, attr, val);
break;
case 'h':
printf("Usage: udevadm trigger OPTIONS\n"
" --verbose print the list of devices while running\n"
" --dry-run do not actually trigger the events\n"
- " --retry-failed trigger only the events which have been\n"
- " marked as failed during a previous run\n"
- " --socket=<socket path> pass events to socket instead of triggering kernel events\n"
- " --env=<KEY>=<value> pass an additional key (works only with --socket=)\n"
+ " --type= type of events to trigger\n"
+ " devices sys devices\n"
+ " subsystems sys subsystems and drivers\n"
+ " failed trigger only the events which have been\n"
+ " marked as failed during a previous run\n"
" --subsystem-match=<subsystem> trigger devices from a matching subystem\n"
" --subsystem-nomatch=<subsystem> exclude devices from a matching subystem\n"
- " --attr-match=<file[=<value>]> trigger devices with a matching sysfs\n"
- " attribute\n"
- " --attr-nomatch=<file[=<value>]> exclude devices with a matching sysfs\n"
- " attribute\n"
+ " --attr-match=<file[=<value>]> trigger devices with a matching attribute\n"
+ " --attr-nomatch=<file[=<value>]> exclude devices with a matching attribute\n"
" --help print this text\n"
"\n");
goto exit;
@@ -640,67 +207,23 @@ int udevadm_trigger(struct udev *udev, int argc, char *argv[])
}
}
- if (sockpath != NULL) {
- struct stat stats;
-
- sock = socket(AF_LOCAL, SOCK_DGRAM, 0);
- memset(&saddr, 0x00, sizeof(struct sockaddr_un));
- saddr.sun_family = AF_LOCAL;
- if (sockpath[0] == '@') {
- /* abstract namespace socket requested */
- util_strlcpy(&saddr.sun_path[1], &sockpath[1], sizeof(saddr.sun_path)-1);
- saddrlen = offsetof(struct sockaddr_un, sun_path) + 1 + strlen(&saddr.sun_path[1]);
- } else if (stat(sockpath, &stats) == 0 && S_ISSOCK(stats.st_mode)) {
- /* existing socket file */
- util_strlcpy(saddr.sun_path, sockpath, sizeof(saddr.sun_path));
- saddrlen = offsetof(struct sockaddr_un, sun_path) + strlen(saddr.sun_path);
- } else {
- /* no socket file, assume abstract namespace socket */
- util_strlcpy(&saddr.sun_path[1], sockpath, sizeof(saddr.sun_path)-1);
- saddrlen = offsetof(struct sockaddr_un, sun_path) + 1 + strlen(&saddr.sun_path[1]);
- }
- } else if (env != NULL) {
- fprintf(stderr, "error: --env= only valid with --socket= option\n");
+ switch (device_type) {
+ case TYPE_FAILED:
+ enumerate_scan_failed(udev_enumerate);
+ exec_list(udev_enumerate, action);
+ goto exit;
+ case TYPE_SUBSYSTEMS:
+ udev_enumerate_scan_subsystems(udev_enumerate);
+ exec_list(udev_enumerate, action);
+ goto exit;
+ case TYPE_DEVICES:
+ udev_enumerate_scan_devices(udev_enumerate);
+ exec_list(udev_enumerate, action);
+ goto exit;
+ default:
goto exit;
}
-
- if (failed) {
- scan_failed(udev);
- exec_list(udev, action, env);
- } else {
- char base[UTIL_PATH_SIZE];
- struct stat statbuf;
-
- /* if we have /sys/subsystem, forget all the old stuff */
- util_strlcpy(base, udev_get_sys_path(udev), sizeof(base));
- util_strlcat(base, "/subsystem", sizeof(base));
- if (stat(base, &statbuf) == 0) {
- scan_subsystem(udev, "subsystem", SCAN_SUBSYSTEM);
- exec_list(udev, action, env);
- scan_subsystem(udev, "subsystem", SCAN_DEVICES);
- exec_list(udev, action, env);
- } else {
- scan_subsystem(udev, "bus", SCAN_SUBSYSTEM);
- exec_list(udev, action, env);
- scan_subsystem(udev, "bus", SCAN_DEVICES);
- scan_class(udev);
-
- /* scan "block" if it isn't a "class" */
- util_strlcpy(base, udev_get_sys_path(udev), sizeof(base));
- util_strlcat(base, "/class/block", sizeof(base));
- if (stat(base, &statbuf) != 0)
- scan_block(udev);
- exec_list(udev, action, env);
- }
- }
-
exit:
- name_list_cleanup(udev, &filter_subsystem_match_list);
- name_list_cleanup(udev, &filter_subsystem_nomatch_list);
- name_list_cleanup(udev, &filter_attr_match_list);
- name_list_cleanup(udev, &filter_attr_nomatch_list);
-
- if (sock >= 0)
- close(sock);
- return 0;
+ udev_enumerate_unref(udev_enumerate);
+ return rc;
}
diff --git a/udev/udevadm.xml b/udev/udevadm.xml
index b86b33ac44..b7687d5dd1 100644
--- a/udev/udevadm.xml
+++ b/udev/udevadm.xml
@@ -150,7 +150,7 @@
</refsect2>
<refsect2><title>udevadm trigger <optional>options</optional></title>
- <para>Request device uevents, usually used to replay events at system coldplug.</para>
+ <para>Request device events from the kernel. Usually used to replay events at system coldplug time.</para>
<variablelist>
<varlistentry>
<term><option>--verbose</option></term>
@@ -165,15 +165,17 @@
</listitem>
</varlistentry>
<varlistentry>
- <term><option>--retry-failed</option></term>
+ <term><option>--type=<replaceable>type</replaceable></option></term>
<listitem>
- <para>Trigger only the events which are failed during a previous run.</para>
+ <para>Trigger a specific type of devices. Valid types are:
+ <command>devices</command>, <command>subsystems</command>, <command>failed</command>.
+ The default value is <command>devices</command>.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--action=<replaceable>action</replaceable></option></term>
<listitem>
- <para>Type of event to be triggered. The default value is "add".</para>
+ <para>Type of event to be triggered. The default value is <command>add</command>.</para>
</listitem>
</varlistentry>
<varlistentry>
@@ -208,23 +210,6 @@
of the sysfs attribute is checked. This option can be specified multiple times.</para>
</listitem>
</varlistentry>
- <varlistentry>
- <term><option>--socket=<replaceable>path</replaceable></option></term>
- <listitem>
- <para>Pass the synthesized events to the specified socket, instead of triggering
- a global kernel event. All available event values will be send in the same format
- the kernel sends an uevent, or <option>RUN+="socket:<replaceable>path</replaceable>"</option>
- sends a message. If the first character of the specified path is an @ character,
- an abstract namespace socket is used, instead of an existing socket file.</para>
- </listitem>
- </varlistentry>
- <varlistentry>
- <term><option>--env=<replaceable>KEY</replaceable>=<replaceable>value</replaceable></option></term>
- <listitem>
- <para>Pass an additional environemt key to the event. This works only with the
- --socket option.</para>
- </listitem>
- </varlistentry>
</variablelist>
</refsect2>