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-rw-r--r--src/core/namespace.c12
-rw-r--r--src/test/test-namespace.c24
-rw-r--r--tmpfiles.d/tmp.conf25
3 files changed, 33 insertions, 28 deletions
diff --git a/src/core/namespace.c b/src/core/namespace.c
index 926ff7133b..85147be130 100644
--- a/src/core/namespace.c
+++ b/src/core/namespace.c
@@ -278,12 +278,22 @@ fail:
static int setup_one_tmp_dir(const char *id, const char *prefix, char **path) {
_cleanup_free_ char *x = NULL;
+ char bid[SD_ID128_STRING_MAX];
+ sd_id128_t boot_id;
+ int r;
assert(id);
assert(prefix);
assert(path);
- x = strjoin(prefix, "/systemd-", id, "-XXXXXX", NULL);
+ /* We include the boot id in the directory so that after a
+ * reboot we can easily identify obsolete directories. */
+
+ r = sd_id128_get_boot(&boot_id);
+ if (r < 0)
+ return r;
+
+ x = strjoin(prefix, "/systemd-private-", sd_id128_to_string(boot_id, bid), "-", id, "-XXXXXX", NULL);
if (!x)
return -ENOMEM;
diff --git a/src/test/test-namespace.c b/src/test/test-namespace.c
index 6454a1bd6e..5b76b9e73f 100644
--- a/src/test/test-namespace.c
+++ b/src/test/test-namespace.c
@@ -119,13 +119,25 @@ static void test_netns(void) {
}
int main(int argc, char *argv[]) {
- test_tmpdir("abcd.service",
- "/tmp/systemd-abcd.service-",
- "/var/tmp/systemd-abcd.service-");
+ sd_id128_t bid;
+ char boot_id[SD_ID128_STRING_MAX];
+ _cleanup_free_ char *x = NULL, *y = NULL, *z = NULL, *zz = NULL;
- test_tmpdir("sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device",
- "/tmp/systemd-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-",
- "/var/tmp/systemd-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-");
+ assert_se(sd_id128_get_boot(&bid) >= 0);
+ sd_id128_to_string(bid, boot_id);
+
+ x = strjoin("/tmp/systemd-private-", boot_id, "-abcd.service-", NULL);
+ y = strjoin("/var/tmp/systemd-private-", boot_id, "-abcd.service-", NULL);
+ assert_se(x && y);
+
+ test_tmpdir("abcd.service", x, y);
+
+ z = strjoin("/tmp/systemd-private-", boot_id, "-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-", NULL);
+ zz = strjoin("/var/tmp/systemd-private-", boot_id, "-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-", NULL);
+
+ assert_se(z && zz);
+
+ test_tmpdir("sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device", z, zz);
test_netns();
diff --git a/tmpfiles.d/tmp.conf b/tmpfiles.d/tmp.conf
index f0312efe90..b80dab4dbf 100644
--- a/tmpfiles.d/tmp.conf
+++ b/tmpfiles.d/tmp.conf
@@ -12,24 +12,7 @@ d /tmp 1777 root root 10d
d /var/tmp 1777 root root 30d
# Exclude namespace mountpoints created with PrivateTmp=yes
-x /tmp/systemd-*.service-*
-x /var/tmp/systemd-*.service-*
-X /tmp/systemd-*.service-*/tmp
-X /var/tmp/systemd-*.service-*/tmp
-x /tmp/systemd-*.socket-*
-x /var/tmp/systemd-*.socket-*
-X /tmp/systemd-*.socket-*/tmp
-X /var/tmp/systemd-*.socket-*/tmp
-x /tmp/systemd-*.mount-*
-x /var/tmp/systemd-*.mount-*
-X /tmp/systemd-*.mount-*/tmp
-X /var/tmp/systemd-*.mount-*/tmp
-x /tmp/systemd-*.swap-*
-x /var/tmp/systemd-*.swap-*
-X /tmp/systemd-*.swap-*/tmp
-X /var/tmp/systemd-*.swap-*/tmp
-# keep those for compatibility during upgrades
-x /tmp/systemd-private-*
-x /var/tmp/systemd-private-*
-X /tmp/systemd-private-*/tmp
-X /var/tmp/systemd-private-*/tmp
+x /tmp/systemd-private-%b-*
+X /tmp/systemd-private-%b-*/tmp
+x /var/tmp/systemd-private-%b-*
+X /var/tmp/systemd-private-%b-*/tmp