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authorMaciej Wereski <m.wereski@partner.samsung.com>2013-08-21 16:43:55 +0200
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-08-23 12:48:14 -0400
commitea92ae33e0fbbf8a98cd2e08ca5a850d83d57fae (patch)
tree9a4285fc26e58f99c41d8d7bed8e60732ff4227c /src/core
parentac8e20c6e95975316279740778f381ad50a1a21a (diff)
"-" prefix for InaccessibleDirectories and ReadOnlyDirectories
Diffstat (limited to 'src/core')
-rw-r--r--src/core/namespace.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/core/namespace.c b/src/core/namespace.c
index 7e33d84156..16b132ba56 100644
--- a/src/core/namespace.c
+++ b/src/core/namespace.c
@@ -51,6 +51,7 @@ typedef struct BindMount {
const char *path;
MountMode mode;
bool done;
+ bool ignore;
} BindMount;
static int append_mounts(BindMount **p, char **strv, MountMode mode) {
@@ -58,6 +59,13 @@ static int append_mounts(BindMount **p, char **strv, MountMode mode) {
STRV_FOREACH(i, strv) {
+ (*p)->ignore = false;
+
+ if ((mode == INACCESSIBLE || mode == READONLY) && (*i)[0] == '-') {
+ (*p)->ignore = true;
+ (*i)++;
+ }
+
if (!path_is_absolute(*i))
return -EINVAL;
@@ -155,6 +163,8 @@ static int apply_mount(
r = mount(what, m->path, NULL, MS_BIND|MS_REC, NULL);
if (r >= 0)
log_debug("Successfully mounted %s to %s", what, m->path);
+ else if (m->ignore && errno == ENOENT)
+ r = 0;
return r;
}
@@ -168,7 +178,7 @@ static int make_read_only(BindMount *m) {
return 0;
r = mount(NULL, m->path, NULL, MS_BIND|MS_REMOUNT|MS_RDONLY|MS_REC, NULL);
- if (r < 0)
+ if (r < 0 && !(m->ignore && errno == ENOENT))
return -errno;
return 0;