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authorStefan Junker <code@stefanjunker.de>2015-05-14 22:51:05 +0200
committerLennart Poettering <lennart@poettering.net>2015-05-14 22:51:05 +0200
commitce5b3ad4508fa6d561fcccff0852afaace1d82ac (patch)
treef9ea7fe39325a2e49caf1e46f0e425d71b735440 /src/shared
parent0e85114376b7d28c79d0a66996d1bc1a1ee01724 (diff)
nspawn: allow access to device nodes listed in --bind= and --bind-ro= switches
https://bugs.freedesktop.org/show_bug.cgi?id=90385
Diffstat (limited to 'src/shared')
-rw-r--r--src/shared/util.c9
-rw-r--r--src/shared/util.h1
2 files changed, 10 insertions, 0 deletions
diff --git a/src/shared/util.c b/src/shared/util.c
index 72711e133a..dda88bd2ee 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -5435,6 +5435,15 @@ int is_dir(const char* path, bool follow) {
return !!S_ISDIR(st.st_mode);
}
+int is_device_node(const char *path) {
+ struct stat info;
+
+ if (lstat(path, &info) < 0)
+ return -errno;
+
+ return !!(S_ISBLK(info.st_mode) || S_ISCHR(info.st_mode));
+}
+
int unquote_first_word(const char **p, char **ret, UnquoteFlags flags) {
_cleanup_free_ char *s = NULL;
size_t allocated = 0, sz = 0;
diff --git a/src/shared/util.h b/src/shared/util.h
index 0c81e3dc45..22f505c0cb 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -852,6 +852,7 @@ int take_password_lock(const char *root);
int is_symlink(const char *path);
int is_dir(const char *path, bool follow);
+int is_device_node(const char *path);
typedef enum UnquoteFlags {
UNQUOTE_RELAX = 1,