diff options
Diffstat (limited to 'fs/ceph/xattr.c')
-rw-r--r-- | fs/ceph/xattr.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index 1cbd84cc82a8..0deae4a0f5f1 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -352,6 +352,24 @@ static ssize_t ceph_vxattrcb_auth_mds(struct ceph_inode_info *ci, return ret; } +#if IS_ENABLED(CONFIG_FS_ENCRYPTION) +static bool ceph_vxattrcb_fscrypt_auth_exists(struct ceph_inode_info *ci) +{ + return ci->fscrypt_auth_len; +} + +static ssize_t ceph_vxattrcb_fscrypt_auth(struct ceph_inode_info *ci, + char *val, size_t size) +{ + if (size) { + if (size < ci->fscrypt_auth_len) + return -ERANGE; + memcpy(val, ci->fscrypt_auth, ci->fscrypt_auth_len); + } + return ci->fscrypt_auth_len; +} +#endif /* CONFIG_FS_ENCRYPTION */ + #define CEPH_XATTR_NAME(_type, _name) XATTR_CEPH_PREFIX #_type "." #_name #define CEPH_XATTR_NAME2(_type, _name, _name2) \ XATTR_CEPH_PREFIX #_type "." #_name "." #_name2 @@ -500,6 +518,15 @@ static struct ceph_vxattr ceph_common_vxattrs[] = { .exists_cb = NULL, .flags = VXATTR_FLAG_READONLY, }, +#if IS_ENABLED(CONFIG_FS_ENCRYPTION) + { + .name = "ceph.fscrypt.auth", + .name_size = sizeof("ceph.fscrypt.auth"), + .getxattr_cb = ceph_vxattrcb_fscrypt_auth, + .exists_cb = ceph_vxattrcb_fscrypt_auth_exists, + .flags = VXATTR_FLAG_READONLY, + }, +#endif /* CONFIG_FS_ENCRYPTION */ { .name = NULL, 0 } /* Required table terminator */ }; @@ -1408,6 +1435,9 @@ void ceph_release_acl_sec_ctx(struct ceph_acl_sec_ctx *as_ctx) #ifdef CONFIG_CEPH_FS_SECURITY_LABEL security_release_secctx(as_ctx->sec_ctx, as_ctx->sec_ctxlen); #endif +#ifdef CONFIG_FS_ENCRYPTION + kfree(as_ctx->fscrypt_auth); +#endif if (as_ctx->pagelist) ceph_pagelist_release(as_ctx->pagelist); } |