TK_A_IGNORE_DEVICE,
TK_A_STRING_ESCAPE_NONE,
TK_A_STRING_ESCAPE_REPLACE,
+ TK_A_INOTIFY_WATCH, /* int */
TK_A_NUM_FAKE_PART, /* int */
TK_A_DEVLINK_PRIO, /* int */
TK_A_OWNER, /* val */
union {
unsigned int attr_off;
int ignore_error;
- int i;
unsigned int rule_goto;
mode_t mode;
uid_t uid;
int num_fake_part;
int devlink_prio;
int event_timeout;
+ int watch;
};
} key;
};
[TK_A_IGNORE_DEVICE] = "A IGNORE_DEVICE",
[TK_A_STRING_ESCAPE_NONE] = "A STRING_ESCAPE_NONE",
[TK_A_STRING_ESCAPE_REPLACE] = "A STRING_ESCAPE_REPLACE",
+ [TK_A_INOTIFY_WATCH] = "A INOTIFY_WATCH",
[TK_A_NUM_FAKE_PART] = "A NUM_FAKE_PART",
[TK_A_DEVLINK_PRIO] = "A DEVLINK_PRIO",
[TK_A_OWNER] = "A OWNER",
dbg(rules->udev, "%s %s '%s'(%s) %#o\n",
token_str(type), operation_str(op), value, string_glob_str(glob), token->key.mode);
break;
+ case TK_A_INOTIFY_WATCH:
+ dbg(rules->udev, "%s %u\n", token_str(type), token->key.watch);
+ break;
case TK_A_NUM_FAKE_PART:
dbg(rules->udev, "%s %u\n", token_str(type), token->key.num_fake_part);
break;
unsigned int off;
struct trie_node *parent;
- len = strlen(str);
-
- /* offset 0 is always '\0' */
- if (len == 0)
- return 0;
-
/* walk trie, start from last character of str to find matching tails */
- node_idx = 0;
+ len = strlen(str);
key = str[len-1];
+ node_idx = 0;
for (depth = 0; depth <= len; depth++) {
struct trie_node *node;
unsigned int child_idx;
token->key.value_off = add_string(rule_tmp->rules, value);
token->key.ignore_error = *(int *)data;
break;
+ case TK_A_INOTIFY_WATCH:
case TK_A_NUM_FAKE_PART:
- token->key.num_fake_part = *(int *)data;
- break;
case TK_A_DEVLINK_PRIO:
token->key.devlink_prio = *(int *)data;
break;
static int add_rule(struct udev_rules *rules, char *line,
const char *filename, unsigned int filename_off, unsigned int lineno)
{
- int valid = 0;
char *linepos;
char *attr;
int physdev = 0;
+ int waitfor = 0;
struct rule_tmp rule_tmp;
memset(&rule_tmp, 0x00, sizeof(struct rule_tmp));
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_ACTION, op, value, NULL);
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_DEVPATH, op, value, NULL);
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_KERNEL, op, value, NULL);
- valid = 1;
continue;
}
rule_add_key(&rule_tmp, TK_M_SUBSYSTEM, op, "subsystem|class|bus", NULL);
} else
rule_add_key(&rule_tmp, TK_M_SUBSYSTEM, op, value, NULL);
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_DRIVER, op, value, NULL);
- valid = 1;
continue;
}
} else {
rule_add_key(&rule_tmp, TK_A_ATTR, op, value, attr);
}
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_KERNELS, op, value, NULL);
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_SUBSYSTEMS, op, value, NULL);
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_DRIVERS, op, value, NULL);
- valid = 1;
continue;
}
err(rules->udev, "do not reference parent sysfs directories directly, "
"it may break with a future kernel, please fix it in %s:%u", filename, lineno);
rule_add_key(&rule_tmp, TK_M_ATTRS, op, value, attr);
- valid = 1;
continue;
}
if (rule_add_key(&rule_tmp, TK_A_ENV, op, value, attr) != 0)
goto invalid;
}
- valid = 1;
continue;
}
if (strcasecmp(key, "PROGRAM") == 0) {
rule_add_key(&rule_tmp, TK_M_PROGRAM, op, value, NULL);
- valid = 1;
continue;
}
goto invalid;
}
rule_add_key(&rule_tmp, TK_M_RESULT, op, value, NULL);
- valid = 1;
continue;
}
if (attr != NULL && strstr(attr, "program")) {
dbg(rules->udev, "IMPORT will be executed\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_PROG, op, value, NULL);
- valid = 1;
} else if (attr != NULL && strstr(attr, "file")) {
dbg(rules->udev, "IMPORT will be included as file\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_FILE, op, value, NULL);
- valid = 1;
} else if (attr != NULL && strstr(attr, "parent")) {
dbg(rules->udev, "IMPORT will include the parent values\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_PARENT, op, value, NULL);
- valid = 1;
} else {
/* figure it out if it is executable */
char file[UTIL_PATH_SIZE];
if (!lstat(file, &statbuf) && (statbuf.st_mode & S_IXUSR)) {
dbg(rules->udev, "IMPORT will be executed (autotype)\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_PROG, op, value, NULL);
- valid = 1;
} else {
dbg(rules->udev, "IMPORT will be included as file (autotype)\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_FILE, op, value, NULL);
- valid = 1;
}
}
continue;
} else {
rule_add_key(&rule_tmp, TK_M_TEST, op, value, NULL);
}
- valid = 1;
continue;
}
if (attr != NULL && strstr(attr, "ignore_error"))
flag = 1;
rule_add_key(&rule_tmp, TK_A_RUN, op, value, &flag);
- valid = 1;
continue;
}
if (strcasecmp(key, "WAIT_FOR") == 0 || strcasecmp(key, "WAIT_FOR_SYSFS") == 0) {
rule_add_key(&rule_tmp, TK_M_WAITFOR, 0, value, NULL);
- valid = 1;
+ waitfor = 1;
continue;
}
if (strcasecmp(key, "LABEL") == 0) {
rule_tmp.rule.rule.label_off = add_string(rules, value);
- valid = 1;
continue;
}
if (strcasecmp(key, "GOTO") == 0) {
rule_add_key(&rule_tmp, TK_A_GOTO, 0, value, NULL);
- valid = 1;
continue;
}
rule_add_key(&rule_tmp, TK_M_NAME, op, value, NULL);
} else {
if (value[0] == '\0')
- dbg(rules->udev, "name empty, node creation suppressed\n");
+ info(rules->udev, "name empty, node creation suppressed\n");
rule_add_key(&rule_tmp, TK_A_NAME, op, value, NULL);
attr = get_key_attribute(rules->udev, key + sizeof("NAME")-1);
if (attr != NULL) {
else
rule_add_key(&rule_tmp, TK_A_DEVLINK, op, value, NULL);
rule_tmp.rule.rule.flags = 1;
- valid = 1;
continue;
}
uid = strtoul(value, &endptr, 10);
if (endptr[0] == '\0') {
rule_add_key(&rule_tmp, TK_A_OWNER_ID, op, NULL, &uid);
- } else if (rules->resolve_names && strchr("$%", value[0]) == NULL) {
+ } else if ((rules->resolve_names > 0) && strchr("$%", value[0]) == NULL) {
uid = add_uid(rules, value);
rule_add_key(&rule_tmp, TK_A_OWNER_ID, op, NULL, &uid);
- } else {
+ } else if (rules->resolve_names == 0) {
rule_add_key(&rule_tmp, TK_A_OWNER, op, value, NULL);
}
rule_tmp.rule.rule.flags = 1;
- valid = 1;
continue;
}
gid = strtoul(value, &endptr, 10);
if (endptr[0] == '\0') {
rule_add_key(&rule_tmp, TK_A_GROUP_ID, op, NULL, &gid);
- } else if (rules->resolve_names && strchr("$%", value[0]) == NULL) {
+ } else if ((rules->resolve_names > 0) && strchr("$%", value[0]) == NULL) {
gid = add_gid(rules, value);
rule_add_key(&rule_tmp, TK_A_GROUP_ID, op, NULL, &gid);
- } else {
+ } else if (rules->resolve_names == 0) {
rule_add_key(&rule_tmp, TK_A_GROUP, op, value, NULL);
}
rule_tmp.rule.rule.flags = 1;
- valid = 1;
continue;
}
else
rule_add_key(&rule_tmp, TK_A_MODE, op, value, NULL);
rule_tmp.rule.rule.flags = 1;
- valid = 1;
continue;
}
rule_add_key(&rule_tmp, TK_A_NUM_FAKE_PART, 0, NULL, &num);
dbg(rules->udev, "creation of partition nodes requested\n");
}
- valid = 1;
+ pos = strstr(value, "nowatch");
+ if (pos != NULL) {
+ const int off = 0;
+
+ rule_add_key(&rule_tmp, TK_A_INOTIFY_WATCH, 0, NULL, &off);
+ dbg(rules->udev, "inotify watch of device disabled\n");
+ } else {
+ pos = strstr(value, "watch");
+ if (pos != NULL) {
+ const int on = 1;
+
+ rule_add_key(&rule_tmp, TK_A_INOTIFY_WATCH, 0, NULL, &on);
+ dbg(rules->udev, "inotify watch of device requested\n");
+ }
+ }
continue;
}
err(rules->udev, "unknown key '%s' in %s:%u\n", key, filename, lineno);
}
- if (physdev)
- err(rules->udev, "PHYSDEV* values are deprecated and not available on recent kernels, \n"
- "please fix it in %s:%u", filename, lineno);
-
- /* skip line if not any valid key was found */
- if (!valid)
- goto invalid;
+ if (physdev && !waitfor)
+ err(rules->udev, "PHYSDEV* values are deprecated and not available on recent kernels, "
+ "please fix it in %s:%u\n", filename, lineno);
/* add rule token */
rule_tmp.rule.rule.token_count = 1 + rule_tmp.token_cur;
dbg(udev, "open directory '%s'\n", dirname);
dir = opendir(dirname);
if (dir == NULL) {
- err(udev, "unable to open '%s': %m\n", dirname);
+ info(udev, "unable to open '%s': %m\n", dirname);
return -1;
}
if (rules->trie_nodes == NULL)
return NULL;
rules->trie_nodes_max = PREALLOC_TRIE;
- /* offset 0 is the trie root */
+ /* offset 0 is the trie root, with an empty string */
memset(rules->trie_nodes, 0x00, sizeof(struct trie_node));
rules->trie_nodes_cur = 1;
rule = cur;
/* possibly skip rules which want to set NAME, SYMLINK, OWNER, GROUP, MODE */
if (!can_set_name && rule->rule.flags)
- ;//goto nomatch;
+ goto nomatch;
esc = ESCAPE_UNSET;
break;
case TK_M_ACTION:
break;
case TK_M_ENV:
{
- struct udev_list_entry *list_entry;
const char *key_name = &rules->buf[cur->key.attr_off];
const char *value;
- list_entry = udev_device_get_properties_list_entry(event->dev);
- list_entry = udev_list_entry_get_by_name(list_entry, key_name);
- value = udev_list_entry_get_value(list_entry);
+ value = udev_device_get_property_value(event->dev, key_name);
if (value == NULL) {
dbg(event->udev, "ENV{%s} is not set, treat as empty\n", key_name);
value = "";
break;
udev_device_set_num_fake_partitions(event->dev, cur->key.num_fake_part);
break;
+ case TK_A_INOTIFY_WATCH:
+ event->inotify_watch = cur->key.watch;
+ break;
case TK_A_DEVLINK_PRIO:
udev_device_set_devlink_priority(event->dev, cur->key.devlink_prio);
break;
break;
if (cur->key.op == OP_ASSIGN_FINAL)
event->name_final = 1;
- if (name[0] == '\0') {
- free(event->name);
- event->name = NULL;
- break;
- }
util_strlcpy(name_str, name, sizeof(name_str));
udev_event_apply_format(event, name_str, sizeof(name_str));
if (esc == ESCAPE_UNSET || esc == ESCAPE_REPLACE) {
count = udev_util_replace_chars(name_str, "/");
if (count > 0)
info(event->udev, "%i character(s) replaced\n", count);
- free(event->name);
- event->name = strdup(name_str);
- info(event->udev, "NAME '%s' %s:%u\n",
- event->name,
- &rules->buf[rule->rule.filename_off],
- rule->rule.filename_line);
}
+ free(event->name);
+ event->name = strdup(name_str);
+ info(event->udev, "NAME '%s' %s:%u\n",
+ event->name,
+ &rules->buf[rule->rule.filename_off],
+ rule->rule.filename_line);
break;
}
case TK_A_DEVLINK:
rule->rule.filename_line);
f = fopen(attr, "w");
if (f != NULL) {
- if (!event->test)
- if (fprintf(f, "%s", value) <= 0)
- err(event->udev, "error writing ATTR{%s}: %m\n", attr);
+ if (fprintf(f, "%s", value) <= 0)
+ err(event->udev, "error writing ATTR{%s}: %m\n", attr);
fclose(f);
} else {
err(event->udev, "error opening ATTR{%s} for writing: %m\n", attr);
~ianmdlvl / elogind.git / blobdiff