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-rw-r--r--src/tmpfiles.c93
1 files changed, 84 insertions, 9 deletions
diff --git a/src/tmpfiles.c b/src/tmpfiles.c
index d242dac7dc..3dabe46920 100644
--- a/src/tmpfiles.c
+++ b/src/tmpfiles.c
@@ -36,6 +36,8 @@
#include <time.h>
#include <sys/types.h>
#include <sys/param.h>
+#include <glob.h>
+#include <fnmatch.h>
#include "log.h"
#include "util.h"
@@ -50,10 +52,13 @@
* bootup. */
enum {
+ /* These ones take file names */
CREATE_FILE = 'f',
TRUNCATE_FILE = 'F',
CREATE_DIRECTORY = 'd',
TRUNCATE_DIRECTORY = 'D',
+
+ /* These ones take globs */
IGNORE_PATH = 'x',
REMOVE_PATH = 'r',
RECURSIVE_REMOVE_PATH = 'R'
@@ -74,7 +79,7 @@ typedef struct Item {
bool age_set:1;
} Item;
-static Hashmap *items = NULL;
+static Hashmap *items = NULL, *globs = NULL;
static bool arg_create = false;
static bool arg_clean = false;
@@ -82,6 +87,21 @@ static bool arg_remove = false;
#define MAX_DEPTH 256
+static bool needs_glob(int t) {
+ return t == IGNORE_PATH || t == REMOVE_PATH || t == RECURSIVE_REMOVE_PATH;
+}
+
+static struct Item* find_glob(Hashmap *h, const char *match) {
+ Item *j;
+ Iterator i;
+
+ HASHMAP_FOREACH(j, h, i)
+ if (fnmatch(j->path, match, FNM_PATHNAME|FNM_PERIOD) == 0)
+ return j;
+
+ return NULL;
+}
+
static int dir_cleanup(
const char *p,
DIR *d,
@@ -136,6 +156,9 @@ static int dir_cleanup(
if (hashmap_get(items, sub_path))
continue;
+ if (find_glob(globs, sub_path))
+ continue;
+
if (S_ISDIR(s.st_mode)) {
if (mountpoint &&
@@ -411,7 +434,7 @@ finish:
return r;
}
-static int remove_item(Item *i) {
+static int remove_item(Item *i, const char *instance) {
int r;
assert(i);
@@ -425,8 +448,8 @@ static int remove_item(Item *i) {
break;
case REMOVE_PATH:
- if (remove(i->path) < 0 && errno != ENOENT) {
- log_error("remove(%s): %m", i->path);
+ if (remove(instance) < 0 && errno != ENOENT) {
+ log_error("remove(%s): %m", instance);
return -errno;
}
@@ -434,9 +457,9 @@ static int remove_item(Item *i) {
case TRUNCATE_DIRECTORY:
case RECURSIVE_REMOVE_PATH:
- if ((r = rm_rf(i->path, false, i->type == RECURSIVE_REMOVE_PATH)) < 0 &&
+ if ((r = rm_rf(instance, false, i->type == RECURSIVE_REMOVE_PATH)) < 0 &&
r != -ENOENT) {
- log_error("rm_rf(%s): %s", i->path, strerror(-r));
+ log_error("rm_rf(%s): %s", instance, strerror(-r));
return r;
}
@@ -446,13 +469,57 @@ static int remove_item(Item *i) {
return 0;
}
+static int remove_item_glob(Item *i) {
+ assert(i);
+
+ switch (i->type) {
+
+ case CREATE_FILE:
+ case TRUNCATE_FILE:
+ case CREATE_DIRECTORY:
+ case IGNORE_PATH:
+ break;
+
+ case REMOVE_PATH:
+ case TRUNCATE_DIRECTORY:
+ case RECURSIVE_REMOVE_PATH: {
+ int r = 0, k;
+ glob_t g;
+ char **fn;
+
+ zero(g);
+
+ errno = 0;
+ if ((k = glob(i->path, GLOB_NOSORT|GLOB_BRACE, NULL, &g)) != 0) {
+
+ if (k != GLOB_NOMATCH) {
+ if (errno != 0)
+ errno = EIO;
+
+ log_error("glob(%s) failed: %m", i->path);
+ return -errno;
+ }
+ }
+
+ STRV_FOREACH(fn, g.gl_pathv)
+ if ((k = remove_item(i, *fn)) < 0)
+ r = k;
+
+ globfree(&g);
+ return r;
+ }
+ }
+
+ return 0;
+}
+
static int process_item(Item *i) {
int r, q, p;
assert(i);
r = arg_create ? create_item(i) : 0;
- q = arg_remove ? remove_item(i) : 0;
+ q = arg_remove ? remove_item_glob(i) : 0;
p = arg_clean ? clean_item(i) : 0;
if (r < 0)
@@ -590,7 +657,7 @@ static int parse_line(const char *fname, unsigned line, const char *buffer, cons
i->age_set = true;
}
- if ((r = hashmap_put(items, i->path, i)) < 0) {
+ if ((r = hashmap_put(needs_glob(i->type) ? globs : items, i->path, i)) < 0) {
if (r == -EEXIST) {
log_warning("Two or more conflicting lines for %s configured, ignoring.", i->path);
r = 0;
@@ -721,7 +788,10 @@ int main(int argc, char *argv[]) {
label_init();
- if (!(items = hashmap_new(string_hash_func, string_compare_func))) {
+ items = hashmap_new(string_hash_func, string_compare_func);
+ globs = hashmap_new(string_hash_func, string_compare_func);
+
+ if (!items || !globs) {
log_error("Out of memory");
r = EXIT_FAILURE;
goto finish;
@@ -796,6 +866,10 @@ int main(int argc, char *argv[]) {
free(de);
+ HASHMAP_FOREACH(i, globs, iterator)
+ if (process_item(i) < 0)
+ r = EXIT_FAILURE;
+
HASHMAP_FOREACH(i, items, iterator)
if (process_item(i) < 0)
r = EXIT_FAILURE;
@@ -805,6 +879,7 @@ finish:
item_free(i);
hashmap_free(items);
+ hashmap_free(globs);
label_finish();