}
bool is_temporary_fs(const struct statfs *s) {
- return is_fs_type(s, TMPFS_MAGIC) ||
- is_fs_type(s, RAMFS_MAGIC);
+ return is_fs_type(s, TMPFS_MAGIC) ||
+ is_fs_type(s, RAMFS_MAGIC);
+}
+
+bool is_network_fs(const struct statfs *s) {
+ return is_fs_type(s, CIFS_MAGIC_NUMBER) ||
+ is_fs_type(s, CODA_SUPER_MAGIC) ||
+ is_fs_type(s, NCP_SUPER_MAGIC) ||
+ is_fs_type(s, NFS_SUPER_MAGIC) ||
+ is_fs_type(s, SMB_SUPER_MAGIC) ||
+ is_fs_type(s, V9FS_MAGIC) ||
+ is_fs_type(s, AFS_SUPER_MAGIC) ||
+ is_fs_type(s, OCFS2_SUPER_MAGIC);
}
int fd_is_temporary_fs(int fd) {
return is_temporary_fs(&s);
}
+int fd_is_network_fs(int fd) {
+ struct statfs s;
+
+ if (fstatfs(fd, &s) < 0)
+ return -errno;
+
+ return is_network_fs(&s);
+}
+
int fd_is_network_ns(int fd) {
int r;
r = fd_is_fs_type(fd, NSFS_MAGIC);
if (r <= 0)
return r;
- r = ioctl(fd, NS_GET_NSTYPE);
- if (r < 0)
+
+ if (ioctl(fd, NS_GET_NSTYPE) < 0)
return -errno;
+
return r == CLONE_NEWNET;
}
int path_is_fs_type(const char *path, statfs_f_type_t magic_value);
bool is_temporary_fs(const struct statfs *s) _pure_;
+bool is_network_fs(const struct statfs *s) _pure_;
+
int fd_is_temporary_fs(int fd);
+int fd_is_network_fs(int fd);
+
int fd_is_network_ns(int fd);
+
int path_is_temporary_fs(const char *path);
/* Because statfs.t_type can be int on some architectures, we have to cast
#include "process-util.h"
#include "replace-var.h"
#include "stat-util.h"
+#include "stat-util.h"
#include "stdio-util.h"
#include "string-util.h"
#include "strv.h"
}
static void check_network(sd_journal *j, int fd) {
- struct statfs sfs;
-
assert(j);
if (j->on_network)
return;
- if (fstatfs(fd, &sfs) < 0)
- return;
-
- j->on_network =
- F_TYPE_EQUAL(sfs.f_type, CIFS_MAGIC_NUMBER) ||
- F_TYPE_EQUAL(sfs.f_type, CODA_SUPER_MAGIC) ||
- F_TYPE_EQUAL(sfs.f_type, NCP_SUPER_MAGIC) ||
- F_TYPE_EQUAL(sfs.f_type, NFS_SUPER_MAGIC) ||
- F_TYPE_EQUAL(sfs.f_type, SMB_SUPER_MAGIC);
+ j->on_network = fd_is_network_fs(fd);
}
static bool file_has_type_prefix(const char *prefix, const char *filename) {