Set the file size to 4k

In fuse2, the apparant file size is always 4k, however in fuse3
the file size is actually obeyed, so we need to same something
bigger than 0 to get clients to be able to read the file contents.

Signed-off-by: Scott Parlane <scott.parlane@alliedtelesis.co.nz>

diff --git a/src/cgroup_fuse.c b/src/cgroup_fuse.c
index d33cf476b91a0b55bd3fef035f9f9b6a432a3d54..063fe19dc6df7e12589a39ab6fa234cd0d5efd63 100644 (file)
--- a/src/cgroup_fuse.c
+++ b/src/cgroup_fuse.c
@@ -615,7 +615,7 @@ __lxcfs_fuse_ops int cg_getattr(const char *path, struct stat *sb)
                sb->st_nlink = 1;
                sb->st_uid = k->uid;
                sb->st_gid = k->gid;
-               sb->st_size = 0;
+               sb->st_size = 4096;
                free_key(k);
                if (!caller_is_in_ancestor(initpid, controller, path1, NULL)) {
                        ret = -ENOENT;

diff --git a/src/proc_fuse.c b/src/proc_fuse.c
index 082351f532ff5272b550d690123581195bac8236..455d0713ea643c83e69dabb9fd989d167add803d 100644 (file)
--- a/src/proc_fuse.c
+++ b/src/proc_fuse.c
@@ -103,7 +103,7 @@ __lxcfs_fuse_ops int proc_getattr(const char *path, struct stat *sb)
            strcmp(path, "/proc/diskstats")     == 0 ||
            strcmp(path, "/proc/swaps")         == 0 ||
            strcmp(path, "/proc/loadavg")       == 0) {
-               sb->st_size = 0;
+               sb->st_size = 4096;
                sb->st_mode = S_IFREG | 00444;
                sb->st_nlink = 1;
                return 0;

diff --git a/src/sysfs_fuse.c b/src/sysfs_fuse.c
index cddf17c3fedd374316bd3dfade1b729078669a62..44b281492b59054f109ec7ffe332e2812249d3a7 100644 (file)
--- a/src/sysfs_fuse.c
+++ b/src/sysfs_fuse.c
@@ -178,7 +178,7 @@ __lxcfs_fuse_ops int sys_getattr(const char *path, struct stat *sb)
        }
 
        if (strcmp(path, "/sys/devices/system/cpu/online") == 0) {
-               sb->st_size = 0;
+               sb->st_size = 4096;
                sb->st_mode = S_IFREG | 00444;
                sb->st_nlink = 1;
                return 0;