/*
- * Copyright (C) 2004-2008 Kay Sievers <kay.sievers@vrfy.org>
+ * Copyright (C) 2003-2009 Kay Sievers <kay.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
#include <errno.h>
#include <ctype.h>
#include <string.h>
+#include <time.h>
+#include <net/if.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
-#include <net/if.h>
#include <linux/sockios.h>
#include "udev.h"
{
struct udev_event *event;
- event = malloc(sizeof(struct udev_event));
+ event = calloc(1, sizeof(struct udev_event));
if (event == NULL)
return NULL;
- memset(event, 0x00, sizeof(struct udev_event));
-
event->dev = dev;
event->udev = udev_device_get_udev(dev);
udev_list_init(&event->run_list);
event->mode = 0660;
- util_strlcpy(event->owner, "0", sizeof(event->owner));
- util_strlcpy(event->group, "0", sizeof(event->group));
-
dbg(event->udev, "allocated event %p\n", event);
return event;
}
void udev_event_unref(struct udev_event *event)
{
- udev_list_cleanup(event->udev, &event->run_list);
+ if (event == NULL)
+ return;
+ udev_list_cleanup_entries(event->udev, &event->run_list);
+ free(event->tmp_node);
+ free(event->program_result);
+ free(event->name);
dbg(event->udev, "free event %p\n", event);
free(event);
}
-static void kernel_log(struct ifreq ifr)
+size_t udev_event_apply_format(struct udev_event *event, const char *src, char *dest, size_t size)
+{
+ struct udev_device *dev = event->dev;
+ enum subst_type {
+ SUBST_UNKNOWN,
+ SUBST_TEMP_NODE,
+ SUBST_ATTR,
+ SUBST_ENV,
+ SUBST_KERNEL,
+ SUBST_KERNEL_NUMBER,
+ SUBST_DRIVER,
+ SUBST_DEVPATH,
+ SUBST_ID,
+ SUBST_MAJOR,
+ SUBST_MINOR,
+ SUBST_RESULT,
+ SUBST_PARENT,
+ SUBST_NAME,
+ SUBST_LINKS,
+ SUBST_ROOT,
+ SUBST_SYS,
+ };
+ static const struct subst_map {
+ char *name;
+ char fmt;
+ enum subst_type type;
+ } map[] = {
+ { .name = "tempnode", .fmt = 'N', .type = SUBST_TEMP_NODE },
+ { .name = "attr", .fmt = 's', .type = SUBST_ATTR },
+ { .name = "sysfs", .fmt = 's', .type = SUBST_ATTR },
+ { .name = "env", .fmt = 'E', .type = SUBST_ENV },
+ { .name = "kernel", .fmt = 'k', .type = SUBST_KERNEL },
+ { .name = "number", .fmt = 'n', .type = SUBST_KERNEL_NUMBER },
+ { .name = "driver", .fmt = 'd', .type = SUBST_DRIVER },
+ { .name = "devpath", .fmt = 'p', .type = SUBST_DEVPATH },
+ { .name = "id", .fmt = 'b', .type = SUBST_ID },
+ { .name = "major", .fmt = 'M', .type = SUBST_MAJOR },
+ { .name = "minor", .fmt = 'm', .type = SUBST_MINOR },
+ { .name = "result", .fmt = 'c', .type = SUBST_RESULT },
+ { .name = "parent", .fmt = 'P', .type = SUBST_PARENT },
+ { .name = "name", .fmt = 'D', .type = SUBST_NAME },
+ { .name = "links", .fmt = 'L', .type = SUBST_LINKS },
+ { .name = "root", .fmt = 'r', .type = SUBST_ROOT },
+ { .name = "sys", .fmt = 'S', .type = SUBST_SYS },
+ };
+ const char *from;
+ char *s;
+ size_t l;
+
+ from = src;
+ s = dest;
+ l = size;
+
+ while (1) {
+ enum subst_type type = SUBST_UNKNOWN;
+ char attrbuf[UTIL_PATH_SIZE];
+ char *attr = NULL;
+
+ while (from[0] != '\0') {
+ if (from[0] == '$') {
+ /* substitute named variable */
+ unsigned int i;
+
+ if (from[1] == '$') {
+ from++;
+ goto copy;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(map); i++) {
+ if (strncmp(&from[1], map[i].name, strlen(map[i].name)) == 0) {
+ type = map[i].type;
+ from += strlen(map[i].name)+1;
+ dbg(event->udev, "will substitute format name '%s'\n", map[i].name);
+ goto subst;
+ }
+ }
+ } else if (from[0] == '%') {
+ /* substitute format char */
+ unsigned int i;
+
+ if (from[1] == '%') {
+ from++;
+ goto copy;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(map); i++) {
+ if (from[1] == map[i].fmt) {
+ type = map[i].type;
+ from += 2;
+ dbg(event->udev, "will substitute format char '%c'\n", map[i].fmt);
+ goto subst;
+ }
+ }
+ }
+copy:
+ /* copy char */
+ if (l == 0)
+ goto out;
+ s[0] = from[0];
+ from++;
+ s++;
+ l--;
+ }
+
+ goto out;
+subst:
+ /* extract possible $format{attr} */
+ if (from[0] == '{') {
+ unsigned int i;
+
+ from++;
+ for (i = 0; from[i] != '}'; i++) {
+ if (from[i] == '\0') {
+ err(event->udev, "missing closing brace for format '%s'\n", src);
+ goto out;
+ }
+ }
+ if (i >= sizeof(attrbuf))
+ goto out;
+ memcpy(attrbuf, from, i);
+ attrbuf[i] = '\0';
+ from += i+1;
+ attr = attrbuf;
+ } else {
+ attr = NULL;
+ }
+
+ switch (type) {
+ case SUBST_DEVPATH:
+ l = util_strpcpy(&s, l, udev_device_get_devpath(dev));
+ dbg(event->udev, "substitute devpath '%s'\n", udev_device_get_devpath(dev));
+ break;
+ case SUBST_KERNEL:
+ l = util_strpcpy(&s, l, udev_device_get_sysname(dev));
+ dbg(event->udev, "substitute kernel name '%s'\n", udev_device_get_sysname(dev));
+ break;
+ case SUBST_KERNEL_NUMBER:
+ if (udev_device_get_sysnum(dev) == NULL)
+ break;
+ l = util_strpcpy(&s, l, udev_device_get_sysnum(dev));
+ dbg(event->udev, "substitute kernel number '%s'\n", udev_device_get_sysnum(dev));
+ break;
+ case SUBST_ID:
+ if (event->dev_parent == NULL)
+ break;
+ l = util_strpcpy(&s, l, udev_device_get_sysname(event->dev_parent));
+ dbg(event->udev, "substitute id '%s'\n", udev_device_get_sysname(event->dev_parent));
+ break;
+ case SUBST_DRIVER: {
+ const char *driver;
+
+ if (event->dev_parent == NULL)
+ break;
+
+ driver = udev_device_get_driver(event->dev_parent);
+ if (driver == NULL)
+ break;
+ l = util_strpcpy(&s, l, driver);
+ dbg(event->udev, "substitute driver '%s'\n", driver);
+ break;
+ }
+ case SUBST_MAJOR: {
+ char num[UTIL_PATH_SIZE];
+
+ sprintf(num, "%d", major(udev_device_get_devnum(dev)));
+ l = util_strpcpy(&s, l, num);
+ dbg(event->udev, "substitute major number '%s'\n", num);
+ break;
+ }
+ case SUBST_MINOR: {
+ char num[UTIL_PATH_SIZE];
+
+ sprintf(num, "%d", minor(udev_device_get_devnum(dev)));
+ l = util_strpcpy(&s, l, num);
+ dbg(event->udev, "substitute minor number '%s'\n", num);
+ break;
+ }
+ case SUBST_RESULT: {
+ char *rest;
+ int i;
+
+ if (event->program_result == NULL)
+ break;
+ /* get part part of the result string */
+ i = 0;
+ if (attr != NULL)
+ i = strtoul(attr, &rest, 10);
+ if (i > 0) {
+ char result[UTIL_PATH_SIZE];
+ char tmp[UTIL_PATH_SIZE];
+ char *cpos;
+
+ dbg(event->udev, "request part #%d of result string\n", i);
+ util_strscpy(result, sizeof(result), event->program_result);
+ cpos = result;
+ while (--i) {
+ while (cpos[0] != '\0' && !isspace(cpos[0]))
+ cpos++;
+ while (isspace(cpos[0]))
+ cpos++;
+ }
+ if (i > 0) {
+ err(event->udev, "requested part of result string not found\n");
+ break;
+ }
+ util_strscpy(tmp, sizeof(tmp), cpos);
+ /* %{2+}c copies the whole string from the second part on */
+ if (rest[0] != '+') {
+ cpos = strchr(tmp, ' ');
+ if (cpos)
+ cpos[0] = '\0';
+ }
+ l = util_strpcpy(&s, l, tmp);
+ dbg(event->udev, "substitute part of result string '%s'\n", tmp);
+ } else {
+ l = util_strpcpy(&s, l, event->program_result);
+ dbg(event->udev, "substitute result string '%s'\n", event->program_result);
+ }
+ break;
+ }
+ case SUBST_ATTR: {
+ const char *value = NULL;
+ char vbuf[UTIL_NAME_SIZE];
+ size_t len;
+ int count;
+
+ if (attr == NULL) {
+ err(event->udev, "missing file parameter for attr\n");
+ break;
+ }
+
+ /* try to read the value specified by "[dmi/id]product_name" */
+ if (util_resolve_subsys_kernel(event->udev, attr, vbuf, sizeof(vbuf), 1) == 0)
+ value = vbuf;
+
+ /* try to read the attribute the device */
+ if (value == NULL)
+ value = udev_device_get_sysattr_value(event->dev, attr);
+
+ /* try to read the attribute of the parent device, other matches have selected */
+ if (value == NULL && event->dev_parent != NULL && event->dev_parent != event->dev)
+ value = udev_device_get_sysattr_value(event->dev_parent, attr);
+
+ if (value == NULL)
+ break;
+
+ /* strip trailing whitespace, and replace unwanted characters */
+ if (value != vbuf)
+ util_strscpy(vbuf, sizeof(vbuf), value);
+ len = strlen(vbuf);
+ while (len > 0 && isspace(vbuf[--len]))
+ vbuf[len] = '\0';
+ count = udev_util_replace_chars(vbuf, UDEV_ALLOWED_CHARS_INPUT);
+ if (count > 0)
+ info(event->udev, "%i character(s) replaced\n" , count);
+ l = util_strpcpy(&s, l, vbuf);
+ dbg(event->udev, "substitute sysfs value '%s'\n", vbuf);
+ break;
+ }
+ case SUBST_PARENT: {
+ struct udev_device *dev_parent;
+ const char *devnode;
+
+ dev_parent = udev_device_get_parent(event->dev);
+ if (dev_parent == NULL)
+ break;
+ devnode = udev_device_get_devnode(dev_parent);
+ if (devnode != NULL) {
+ size_t devlen = strlen(udev_get_dev_path(event->udev))+1;
+
+ l = util_strpcpy(&s, l, &devnode[devlen]);
+ dbg(event->udev, "found parent '%s', got node name '%s'\n",
+ udev_device_get_syspath(dev_parent), &devnode[devlen]);
+ }
+ break;
+ }
+ case SUBST_TEMP_NODE: {
+ dev_t devnum;
+ struct stat statbuf;
+ char filename[UTIL_PATH_SIZE];
+ const char *devtype;
+
+ if (event->tmp_node != NULL) {
+ l = util_strpcpy(&s, l, event->tmp_node);
+ dbg(event->udev, "tempnode: return earlier created one\n");
+ break;
+ }
+ devnum = udev_device_get_devnum(dev);
+ if (major(devnum) == 0)
+ break;
+ /* lookup kernel provided node */
+ if (udev_device_get_knodename(dev) != NULL) {
+ util_strscpyl(filename, sizeof(filename),
+ udev_get_dev_path(event->udev), "/", udev_device_get_knodename(dev), NULL);
+ if (stat(filename, &statbuf) == 0 && statbuf.st_rdev == devnum) {
+ l = util_strpcpy(&s, l, filename);
+ dbg(event->udev, "tempnode: return kernel node\n");
+ break;
+ }
+ }
+ /* lookup /dev/{char,block}/<maj>:<min> */
+ if (strcmp(udev_device_get_subsystem(dev), "block") == 0)
+ devtype = "block";
+ else
+ devtype = "char";
+ snprintf(filename, sizeof(filename), "%s/%s/%u:%u",
+ udev_get_dev_path(event->udev), devtype,
+ major(udev_device_get_devnum(dev)),
+ minor(udev_device_get_devnum(dev)));
+ if (stat(filename, &statbuf) == 0 && statbuf.st_rdev == devnum) {
+ l = util_strpcpy(&s, l, filename);
+ dbg(event->udev, "tempnode: return maj:min node\n");
+ break;
+ }
+ /* create temporary node */
+ dbg(event->udev, "tempnode: create temp node\n");
+ asprintf(&event->tmp_node, "%s/.tmp-%s-%u:%u",
+ udev_get_dev_path(event->udev), devtype,
+ major(udev_device_get_devnum(dev)),
+ minor(udev_device_get_devnum(dev)));
+ if (event->tmp_node == NULL)
+ break;
+ udev_node_mknod(dev, event->tmp_node, makedev(0, 0), 0600, 0, 0);
+ l = util_strpcpy(&s, l, event->tmp_node);
+ break;
+ }
+ case SUBST_NAME:
+ if (event->name != NULL) {
+ l = util_strpcpy(&s, l, event->name);
+ dbg(event->udev, "substitute name '%s'\n", event->name);
+ } else {
+ l = util_strpcpy(&s, l, udev_device_get_sysname(dev));
+ dbg(event->udev, "substitute sysname '%s'\n", udev_device_get_sysname(dev));
+ }
+ break;
+ case SUBST_LINKS: {
+ size_t devlen = strlen(udev_get_dev_path(event->udev))+1;
+ struct udev_list_entry *list_entry;
+
+ list_entry = udev_device_get_devlinks_list_entry(dev);
+ if (list_entry == NULL)
+ break;
+ l = util_strpcpy(&s, l, &udev_list_entry_get_name(list_entry)[devlen]);
+ udev_list_entry_foreach(list_entry, udev_list_entry_get_next(list_entry))
+ l = util_strpcpyl(&s, l, " ", &udev_list_entry_get_name(list_entry)[devlen], NULL);
+ break;
+ }
+ case SUBST_ROOT:
+ l = util_strpcpy(&s, l, udev_get_dev_path(event->udev));
+ dbg(event->udev, "substitute udev_root '%s'\n", udev_get_dev_path(event->udev));
+ break;
+ case SUBST_SYS:
+ l = util_strpcpy(&s, l, udev_get_sys_path(event->udev));
+ dbg(event->udev, "substitute sys_path '%s'\n", udev_get_sys_path(event->udev));
+ break;
+ case SUBST_ENV:
+ if (attr == NULL) {
+ dbg(event->udev, "missing attribute\n");
+ break;
+ } else {
+ const char *value;
+
+ value = udev_device_get_property_value(event->dev, attr);
+ if (value == NULL)
+ break;
+ dbg(event->udev, "substitute env '%s=%s'\n", attr, value);
+ l = util_strpcpy(&s, l, value);
+ break;
+ }
+ default:
+ err(event->udev, "unknown substitution type=%i\n", type);
+ break;
+ }
+ }
+
+out:
+ s[0] = '\0';
+ dbg(event->udev, "'%s' -> '%s' (%zu)\n", src, dest, l);
+ return l;
+}
+
+static void rename_netif_kernel_log(struct ifreq ifr)
{
int klog;
FILE *f;
info(event->udev, "changing net interface name from '%s' to '%s'\n",
udev_device_get_sysname(dev), event->name);
- if (event->test)
- return 0;
sk = socket(PF_INET, SOCK_DGRAM, 0);
if (sk < 0) {
}
memset(&ifr, 0x00, sizeof(struct ifreq));
- util_strlcpy(ifr.ifr_name, udev_device_get_sysname(dev), IFNAMSIZ);
- util_strlcpy(ifr.ifr_newname, event->name, IFNAMSIZ);
+ util_strscpy(ifr.ifr_name, IFNAMSIZ, udev_device_get_sysname(dev));
+ util_strscpy(ifr.ifr_newname, IFNAMSIZ, event->name);
err = ioctl(sk, SIOCSIFNAME, &ifr);
if (err == 0)
- kernel_log(ifr);
+ rename_netif_kernel_log(ifr);
else {
int loop;
}
/* free our own name, another process may wait for us */
- util_strlcpy(ifr.ifr_newname, udev_device_get_sysname(dev), IFNAMSIZ);
- util_strlcat(ifr.ifr_newname, "_rename", IFNAMSIZ);
+ util_strscpy(ifr.ifr_newname, IFNAMSIZ, udev_device_get_sysname(dev));
+ util_strscpy(ifr.ifr_newname, IFNAMSIZ, "_rename");
err = ioctl(sk, SIOCSIFNAME, &ifr);
if (err != 0) {
err(event->udev, "error changing netif name %s to %s: %m\n",
goto exit;
}
- /* wait 30 seconds for our target to become available */
- util_strlcpy(ifr.ifr_name, ifr.ifr_newname, IFNAMSIZ);
- util_strlcpy(ifr.ifr_newname, udev_device_get_devnode(dev), IFNAMSIZ);
- loop = 30 * 20;
+ /* wait 90 seconds for our target to become available */
+ util_strscpy(ifr.ifr_name, IFNAMSIZ, ifr.ifr_newname);
+ util_strscpy(ifr.ifr_newname, IFNAMSIZ, event->name);
+ loop = 90 * 20;
while (loop--) {
+ const struct timespec duration = { 0, 1000 * 1000 * 1000 / 20 };
+
err = ioctl(sk, SIOCSIFNAME, &ifr);
if (err == 0) {
- kernel_log(ifr);
+ rename_netif_kernel_log(ifr);
break;
}
break;
}
dbg(event->udev, "wait for netif '%s' to become free, loop=%i\n",
- udev_device_get_devnode(dev), (30 * 20) - loop);
- usleep(1000 * 1000 / 20);
+ event->name, (90 * 20) - loop);
+ nanosleep(&duration, NULL);
}
}
-
exit:
close(sk);
return err;
}
-int udev_event_run(struct udev_event *event, struct udev_rules *rules)
+int udev_event_execute_rules(struct udev_event *event, struct udev_rules *rules)
{
struct udev_device *dev = event->dev;
int err = 0;
- if (udev_device_get_devpath_old(dev) != NULL) {
- if (udev_device_rename_db(dev, udev_device_get_devpath(dev)) == 0)
- info(event->udev, "moved database from '%s' to '%s'\n",
- udev_device_get_devpath_old(dev), udev_device_get_devpath(dev));
+ if (udev_device_get_sysname_old(dev) != NULL &&
+ strcmp(udev_device_get_sysname_old(dev), udev_device_get_sysname(dev)) != 0) {
+ udev_device_rename_db(dev);
+ info(event->udev, "moved database from '%s:%s' to '%s:%s'\n",
+ udev_device_get_subsystem(dev), udev_device_get_sysname_old(dev),
+ udev_device_get_subsystem(dev), udev_device_get_sysname(dev));
}
/* add device node */
(strcmp(udev_device_get_action(dev), "add") == 0 || strcmp(udev_device_get_action(dev), "change") == 0)) {
char filename[UTIL_PATH_SIZE];
struct udev_device *dev_old;
+ int delete_kdevnode = 0;
dbg(event->udev, "device node add '%s'\n", udev_device_get_devpath(dev));
- udev_rules_get_name(rules, event);
+ /* read old database entry */
+ dev_old = udev_device_new_from_syspath(event->udev, udev_device_get_syspath(dev));
+ if (dev_old != NULL) {
+ udev_device_read_db(dev_old);
+ udev_device_set_info_loaded(dev_old);
+
+ /* disable watch during event processing */
+ udev_watch_end(event->udev, dev_old);
+ }
+
+ udev_rules_apply_to_event(rules, event);
+ if (event->tmp_node != NULL) {
+ dbg(event->udev, "cleanup temporary device node\n");
+ util_unlink_secure(event->udev, event->tmp_node);
+ free(event->tmp_node);
+ event->tmp_node = NULL;
+ }
+
if (event->ignore_device) {
info(event->udev, "device event will be ignored\n");
- goto exit;
+ delete_kdevnode = 1;
+ goto exit_add;
}
- if (event->name[0] == '\0') {
- info(event->udev, "device node creation supressed\n");
- goto exit;
+ if (event->name != NULL && event->name[0] == '\0') {
+ info(event->udev, "device node creation suppressed\n");
+ delete_kdevnode = 1;
+ goto exit_add;
}
- /* set device node name */
- util_strlcpy(filename, udev_get_dev_path(event->udev), sizeof(filename));
- util_strlcat(filename, "/", sizeof(filename));
- util_strlcat(filename, event->name, sizeof(filename));
- udev_device_set_devnode(dev, filename);
+ /* if rule given name disagrees with kernel node name, delete kernel node */
+ if (event->name != NULL && udev_device_get_knodename(dev) != NULL) {
+ if (strcmp(event->name, udev_device_get_knodename(dev)) != 0)
+ delete_kdevnode = 1;
+ }
- /* read current database entry; cleanup, if it is known device */
- dev_old = udev_device_new_from_syspath(event->udev, udev_device_get_syspath(dev));
- if (dev_old != NULL) {
- info(event->udev, "device '%s' already in database, updating\n",
- udev_device_get_devpath(dev));
- udev_node_update_old_links(dev, dev_old, event->test);
- udev_device_unref(dev_old);
+ /* no rule, use kernel provided name */
+ if (event->name == NULL) {
+ if (udev_device_get_knodename(dev) != NULL) {
+ event->name = strdup(udev_device_get_knodename(dev));
+ info(event->udev, "no node name set, will use kernel supplied name '%s'\n", event->name);
+ } else {
+ event->name = strdup(udev_device_get_sysname(event->dev));
+ info(event->udev, "no node name set, will use device name '%s'\n", event->name);
+ }
}
- udev_device_update_db(dev);
+ /* something went wrong */
+ if (event->name == NULL) {
+ err(event->udev, "no node name for '%s'\n", udev_device_get_sysname(event->dev));
+ goto exit_add;
+ }
- err = udev_node_add(dev, event->mode, event->owner, event->group, event->test);
- if (err != 0)
- goto exit;
+ /* set device node name */
+ util_strscpyl(filename, sizeof(filename), udev_get_dev_path(event->udev), "/", event->name, NULL);
+ udev_device_set_devnode(dev, filename);
+ /* write current database entry */
+ udev_device_update_db(dev);
+
+ /* remove/update possible left-over symlinks from old database entry */
+ if (dev_old != NULL)
+ udev_node_update_old_links(dev, dev_old);
+
+ /* create new node and symlinks */
+ err = udev_node_add(dev, event->mode, event->uid, event->gid);
+exit_add:
+ if (delete_kdevnode && udev_device_get_knodename(dev) != NULL) {
+ struct stat stats;
+
+ util_strscpyl(filename, sizeof(filename),
+ udev_get_dev_path(event->udev), "/", udev_device_get_knodename(dev), NULL);
+ if (stat(filename, &stats) == 0 && stats.st_rdev == udev_device_get_devnum(dev)) {
+ unlink(filename);
+ util_delete_path(event->udev, filename);
+ info(event->udev, "removed kernel created node '%s'\n", filename);
+ }
+ }
+ udev_device_unref(dev_old);
goto exit;
}
/* add netif */
if (strcmp(udev_device_get_subsystem(dev), "net") == 0 && strcmp(udev_device_get_action(dev), "add") == 0) {
dbg(event->udev, "netif add '%s'\n", udev_device_get_devpath(dev));
+ udev_device_delete_db(dev);
- udev_rules_get_name(rules, event);
+ udev_rules_apply_to_event(rules, event);
if (event->ignore_device) {
info(event->udev, "device event will be ignored\n");
goto exit;
}
- if (event->name[0] == '\0') {
- info(event->udev, "device renaming supressed\n");
+ if (event->name == NULL)
goto exit;
- }
/* look if we want to change the name of the netif */
if (strcmp(event->name, udev_device_get_sysname(dev)) != 0) {
udev_device_add_property(dev, "INTERFACE_OLD", udev_device_get_sysname(dev));
/* now change the devpath, because the kernel device name has changed */
- util_strlcpy(syspath, udev_device_get_syspath(dev), sizeof(syspath));
+ util_strscpy(syspath, sizeof(syspath), udev_device_get_syspath(dev));
pos = strrchr(syspath, '/');
if (pos != NULL) {
- pos[1] = '\0';
- util_strlcat(syspath, event->name, sizeof(syspath));
+ pos++;
+ util_strscpy(pos, sizeof(syspath) - (pos - syspath), event->name);
udev_device_set_syspath(event->dev, syspath);
udev_device_add_property(dev, "INTERFACE", udev_device_get_sysname(dev));
info(event->udev, "changed devpath to '%s'\n", udev_device_get_devpath(dev));
}
}
+ udev_device_update_db(dev);
goto exit;
}
if (major(udev_device_get_devnum(dev)) != 0 && strcmp(udev_device_get_action(dev), "remove") == 0) {
/* import database entry and delete it */
udev_device_read_db(dev);
- if (!event->test)
- udev_device_delete_db(dev);
+ udev_device_set_info_loaded(dev);
+ udev_device_delete_db(dev);
+
+ /* remove watch */
+ udev_watch_end(event->udev, dev);
if (udev_device_get_devnode(dev) == NULL) {
char devnode[UTIL_PATH_SIZE];
info(event->udev, "'%s' not found in database, using kernel name '%s'\n",
- udev_device_get_syspath(dev), udev_device_get_sysname(dev));
- util_strlcpy(devnode, udev_get_dev_path(event->udev), sizeof(devnode));
- util_strlcat(devnode, "/", sizeof(devnode));
- util_strlcat(devnode, udev_device_get_sysname(dev), sizeof(devnode));
+ udev_device_get_syspath(dev), udev_device_get_knodename(dev));
+ util_strscpyl(devnode, sizeof(devnode),
+ udev_get_dev_path(event->udev), "/", udev_device_get_knodename(dev), NULL);
udev_device_set_devnode(dev, devnode);
}
- udev_rules_get_run(rules, event);
+ udev_rules_apply_to_event(rules, event);
if (event->ignore_device) {
info(event->udev, "device event will be ignored\n");
goto exit;
goto exit;
}
- err = udev_node_remove(dev, event->test);
+ err = udev_node_remove(dev);
goto exit;
}
/* default devices */
- udev_rules_get_run(rules, event);
+ udev_rules_apply_to_event(rules, event);
if (event->ignore_device)
info(event->udev, "device event will be ignored\n");
+
+ if (strcmp(udev_device_get_action(dev), "remove") != 0)
+ udev_device_update_db(dev);
+ else
+ udev_device_delete_db(dev);
exit:
return err;
}
+
+int udev_event_execute_run(struct udev_event *event, const sigset_t *sigmask)
+{
+ struct udev_list_entry *list_entry;
+ int err = 0;
+
+ dbg(event->udev, "executing run list\n");
+ udev_list_entry_foreach(list_entry, udev_list_get_entry(&event->run_list)) {
+ const char *cmd = udev_list_entry_get_name(list_entry);
+
+ if (strncmp(cmd, "socket:", strlen("socket:")) == 0) {
+ struct udev_monitor *monitor;
+
+ monitor = udev_monitor_new_from_socket(event->udev, &cmd[strlen("socket:")]);
+ if (monitor == NULL)
+ continue;
+ udev_monitor_send_device(monitor, NULL, event->dev);
+ udev_monitor_unref(monitor);
+ } else {
+ char program[UTIL_PATH_SIZE];
+ char **envp;
+
+ udev_event_apply_format(event, cmd, program, sizeof(program));
+ envp = udev_device_get_properties_envp(event->dev);
+ if (util_run_program(event->udev, program, envp, NULL, 0, NULL, sigmask) != 0) {
+ if (udev_list_entry_get_flag(list_entry))
+ err = -1;
+ }
+ }
+ }
+ return err;
+}