{
struct sysfs_device *parent_device = sysfs_device;
+ if (rule->action_operation != KEY_OP_UNSET) {
+ dbg("check for " KEY_ACTION " rule->action='%s' udev->action='%s'",
+ rule->action, udev->action);
+ if (strcmp_pattern(rule->action, udev->action) != 0) {
+ dbg(KEY_ACTION " is not matching");
+ if (rule->action_operation != KEY_OP_NOMATCH)
+ goto exit;
+ } else {
+ dbg(KEY_ACTION " matches");
+ if (rule->action_operation == KEY_OP_NOMATCH)
+ goto exit;
+ }
+ dbg(KEY_ACTION " key is true");
+ }
+
if (rule->kernel_operation != KEY_OP_UNSET) {
dbg("check for " KEY_KERNEL " rule->kernel='%s' udev_kernel_name='%s'",
rule->kernel, udev->kernel_name);
list_for_each_entry(rule, &udev_rule_list, node) {
dbg("process rule");
if (match_rule(udev, rule, class_dev, sysfs_device) == 0) {
+ if (udev->name_set && rule->name_operation != KEY_OP_UNSET) {
+ dbg("node name already set, rule ignored");
+ continue;
+ }
/* apply options */
if (rule->ignore_device) {
info("configured rule in '%s[%i]' applied, '%s' is ignored",
rule->config_file, rule->config_line, udev->kernel_name);
- return -1;
+ udev->ignore_device = 1;
+ return 0;
}
if (rule->ignore_remove) {
udev->ignore_remove = 1;
}
/* apply permissions */
- if (rule->mode != 0000) {
+ if (!udev->mode_final && rule->mode != 0000) {
+ if (rule->mode_operation == KEY_OP_ASSIGN_FINAL)
+ udev->mode_final = 1;
udev->mode = rule->mode;
dbg("applied mode=%#o to '%s'", udev->mode, udev->kernel_name);
}
- if (rule->owner[0] != '\0') {
+ if (!udev->owner_final && rule->owner[0] != '\0') {
+ if (rule->owner_operation == KEY_OP_ASSIGN_FINAL)
+ udev->owner_final = 1;
strlcpy(udev->owner, rule->owner, sizeof(udev->owner));
apply_format(udev, udev->owner, sizeof(udev->owner), class_dev, sysfs_device);
dbg("applied owner='%s' to '%s'", udev->owner, udev->kernel_name);
}
- if (rule->group[0] != '\0') {
+ if (!udev->group_final && rule->group[0] != '\0') {
+ if (rule->group_operation == KEY_OP_ASSIGN_FINAL)
+ udev->group_final = 1;
strlcpy(udev->group, rule->group, sizeof(udev->group));
apply_format(udev, udev->group, sizeof(udev->group), class_dev, sysfs_device);
dbg("applied group='%s' to '%s'", udev->group, udev->kernel_name);
}
/* collect symlinks */
- if (rule->symlink[0] != '\0') {
+ if (!udev->symlink_final && rule->symlink_operation != KEY_OP_UNSET) {
char temp[PATH_SIZE];
char *pos, *next;
- info("configured rule in '%s[%i]' applied, added symlink '%s'",
- rule->config_file, rule->config_line, rule->symlink);
- strlcpy(temp, rule->symlink, sizeof(temp));
- apply_format(udev, temp, sizeof(temp), class_dev, sysfs_device);
-
- /* add multiple symlinks separated by spaces */
- pos = temp;
- next = strchr(temp, ' ');
- while (next) {
- next[0] = '\0';
+ if (rule->symlink_operation == KEY_OP_ASSIGN_FINAL)
+ udev->symlink_final = 1;
+ if (rule->symlink_operation == KEY_OP_ASSIGN || rule->symlink_operation == KEY_OP_ASSIGN_FINAL) {
+ struct name_entry *name_loop;
+ struct name_entry *temp_loop;
+
+ info("reset symlink list");
+ list_for_each_entry_safe(name_loop, temp_loop, &udev->symlink_list, node) {
+ list_del(&name_loop->node);
+ free(name_loop);
+ }
+ }
+ if (rule->symlink[0] != '\0') {
+ info("configured rule in '%s[%i]' applied, added symlink '%s'",
+ rule->config_file, rule->config_line, rule->symlink);
+ strlcpy(temp, rule->symlink, sizeof(temp));
+ apply_format(udev, temp, sizeof(temp), class_dev, sysfs_device);
+
+ /* add multiple symlinks separated by spaces */
+ pos = temp;
+ next = strchr(temp, ' ');
+ while (next) {
+ next[0] = '\0';
+ info("add symlink '%s'", pos);
+ name_list_add(&udev->symlink_list, pos, 0);
+ pos = &next[1];
+ next = strchr(pos, ' ');
+ }
info("add symlink '%s'", pos);
name_list_add(&udev->symlink_list, pos, 0);
- pos = &next[1];
- next = strchr(pos, ' ');
}
- info("add symlink '%s'", pos);
- name_list_add(&udev->symlink_list, pos, 0);
}
- /* rule matches */
- if (rule->name[0] != '\0') {
- info("configured rule in '%s[%i]' applied, '%s' becomes '%s'",
- rule->config_file, rule->config_line, udev->kernel_name, rule->name);
+ /* set name, later rules with name set will be ignored */
+ if (rule->name_operation != KEY_OP_UNSET) {
+ udev->name_set = 1;
+ if (rule->name[0] == '\0') {
+ info("configured rule in '%s[%i]' applied, node handling for '%s' supressed",
+ rule->config_file, rule->config_line, udev->kernel_name);
+ } else {
+ strlcpy(udev->name, rule->name, sizeof(udev->name));
+ apply_format(udev, udev->name, sizeof(udev->name), class_dev, sysfs_device);
+ strlcpy(udev->config_file, rule->config_file, sizeof(udev->config_file));
+ udev->config_line = rule->config_line;
+
+ info("configured rule in '%s:%i' applied, '%s' becomes '%s'",
+ rule->config_file, rule->config_line, udev->kernel_name, rule->name);
+ if (udev->type != DEV_NET)
+ dbg("name, '%s' is going to have owner='%s', group='%s', mode=%#o partitions=%i",
+ udev->name, udev->owner, udev->group, udev->mode, udev->partitions);
+ }
+ }
- strlcpy(udev->name, rule->name, sizeof(udev->name));
- apply_format(udev, udev->name, sizeof(udev->name), class_dev, sysfs_device);
- strlcpy(udev->config_file, rule->config_file, sizeof(udev->config_file));
- udev->config_line = rule->config_line;
+ if (!udev->run_final && rule->run_operation != KEY_OP_UNSET) {
+ char program[PATH_SIZE];
- if (udev->type != DEV_NET)
- dbg("name, '%s' is going to have owner='%s', group='%s', mode=%#o partitions=%i",
- udev->name, udev->owner, udev->group, udev->mode, udev->partitions);
+ if (rule->run_operation == KEY_OP_ASSIGN_FINAL)
+ udev->run_final = 1;
+ if (rule->run_operation == KEY_OP_ASSIGN || rule->run_operation == KEY_OP_ASSIGN_FINAL) {
+ struct name_entry *name_loop;
+ struct name_entry *temp_loop;
- break;
+ info("reset run list");
+ list_for_each_entry_safe(name_loop, temp_loop, &udev->run_list, node) {
+ list_del(&name_loop->node);
+ free(name_loop);
+ }
+ }
+ if (rule->run[0] != '\0') {
+ strlcpy(program, rule->run, sizeof(program));
+ apply_format(udev, program, sizeof(program), class_dev, sysfs_device);
+ dbg("add run '%s'", program);
+ name_list_add(&udev->run_list, program, 0);
+ }
}
if (rule->last_rule) {
dbg("last rule to be applied");
break;
}
-
}
}
if (udev->name[0] == '\0') {
- /* no rule matched, so we use the kernel name */
strlcpy(udev->name, udev->kernel_name, sizeof(udev->name));
info("no rule found, use kernel name '%s'", udev->name);
}
return 0;
}
+
+int udev_rules_get_run(struct udevice *udev, struct sysfs_device *sysfs_device)
+{
+ struct udev_rule *rule;
+
+ /* look for a matching rule to apply */
+ list_for_each_entry(rule, &udev_rule_list, node) {
+ dbg("process rule");
+
+ if (rule->run_operation == KEY_OP_UNSET)
+ continue;
+
+ if (rule->name_operation != KEY_OP_UNSET || rule->symlink_operation != KEY_OP_UNSET ||
+ rule->mode != 0000 || rule->owner[0] != '\0' || rule->group[0] != '\0') {
+ dbg("skip rule that names a device");
+ continue;
+ }
+
+ if (match_rule(udev, rule, NULL, sysfs_device) == 0) {
+ if (rule->ignore_device) {
+ info("configured rule in '%s[%i]' applied, '%s' is ignored",
+ rule->config_file, rule->config_line, udev->kernel_name);
+ udev->ignore_device = 1;
+ return 0;
+ }
+
+ if (!udev->run_final && rule->run_operation != KEY_OP_UNSET) {
+ char program[PATH_SIZE];
+
+ if (rule->run_operation == KEY_OP_ASSIGN || rule->run_operation == KEY_OP_ASSIGN_FINAL) {
+ struct name_entry *name_loop;
+ struct name_entry *temp_loop;
+
+ info("reset run list");
+ list_for_each_entry_safe(name_loop, temp_loop, &udev->run_list, node) {
+ list_del(&name_loop->node);
+ free(name_loop);
+ }
+ }
+ if (rule->run[0] != '\0') {
+ strlcpy(program, rule->run, sizeof(program));
+ apply_format(udev, program, sizeof(program), NULL, NULL);
+ dbg("add run '%s'", program);
+ name_list_add(&udev->run_list, program, 0);
+ }
+ if (rule->run_operation == KEY_OP_ASSIGN_FINAL)
+ break;
+ }
+
+ if (rule->last_rule) {
+ dbg("last rule to be applied");
+ break;
+ }
+ }
+ }
+
+ return 0;
+}
~ianmdlvl / elogind.git / blobdiff