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Merge branch 'rpcsec_gss-from_cel' into linux-next

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* rpcsec_gss-from_cel: (21 commits)
  NFS: Retry SETCLIENTID with AUTH_SYS instead of AUTH_NONE
  NFSv4: Don't clear the machine cred when client establish returns EACCES
  NFSv4: Fix issues in nfs4_discover_server_trunking
  NFSv4: Fix the fallback to AUTH_NULL if krb5i is not available
  NFS: Use server-recommended security flavor by default (NFSv3)
  SUNRPC: Don't recognize RPC_AUTH_MAXFLAVOR
  NFS: Use "krb5i" to establish NFSv4 state whenever possible
  NFS: Try AUTH_UNIX when PUTROOTFH gets NFS4ERR_WRONGSEC
  NFS: Use static list of security flavors during root FH lookup recovery
  NFS: Avoid PUTROOTFH when managing leases
  NFS: Clean up nfs4_proc_get_rootfh
  NFS: Handle missing rpc.gssd when looking up root FH
  SUNRPC: Remove EXPORT_SYMBOL_GPL() from GSS mech switch
  SUNRPC: Make gss_mech_get() static
  SUNRPC: Refactor nfsd4_do_encode_secinfo()
  SUNRPC: Consider qop when looking up pseudoflavors
  SUNRPC: Load GSS kernel module by OID
  SUNRPC: Introduce rpcauth_get_pseudoflavor()
  SUNRPC: Define rpcsec_gss_info structure
  NFS: Remove unneeded forward declaration
  ...
This commit is contained in:
Trond Myklebust
2013-04-23 15:40:40 -04:00
parent bdeca1b76c 79d852bf5e
commit bd1d421abc
17 changed files with 374 additions and 239 deletions
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9
include/linux/sunrpc/auth.h
View File

@@ -22,6 +22,8 @@
/* size of the nodename buffer */
#define UNX_MAXNODENAME 32
struct rpcsec_gss_info;
/* Work around the lack of a VFS credential */
struct auth_cred {
kuid_t uid;
@@ -103,6 +105,9 @@ struct rpc_authops {
int (*pipes_create)(struct rpc_auth *);
void (*pipes_destroy)(struct rpc_auth *);
int (*list_pseudoflavors)(rpc_authflavor_t *, int);
rpc_authflavor_t (*info2flavor)(struct rpcsec_gss_info *);
int (*flavor2info)(rpc_authflavor_t,
struct rpcsec_gss_info *);
};
struct rpc_credops {
@@ -137,6 +142,10 @@ int rpcauth_register(const struct rpc_authops *);
int rpcauth_unregister(const struct rpc_authops *);
struct rpc_auth * rpcauth_create(rpc_authflavor_t, struct rpc_clnt *);
void rpcauth_release(struct rpc_auth *);
rpc_authflavor_t rpcauth_get_pseudoflavor(rpc_authflavor_t,
struct rpcsec_gss_info *);
int rpcauth_get_gssinfo(rpc_authflavor_t,
struct rpcsec_gss_info *);
int rpcauth_list_flavors(rpc_authflavor_t *, int);
struct rpc_cred * rpcauth_lookup_credcache(struct rpc_auth *, struct auth_cred *, int);
void rpcauth_init_cred(struct rpc_cred *, const struct auth_cred *, struct rpc_auth *, const struct rpc_credops *);

30
include/linux/sunrpc/gss_api.h
View File

@@ -25,10 +25,21 @@ struct gss_ctx {
#define GSS_C_NO_BUFFER ((struct xdr_netobj) 0)
#define GSS_C_NO_CONTEXT ((struct gss_ctx *) 0)
#define GSS_C_NULL_OID ((struct xdr_netobj) 0)
#define GSS_C_QOP_DEFAULT (0)
/*XXX arbitrary length - is this set somewhere? */
#define GSS_OID_MAX_LEN 32
struct rpcsec_gss_oid {
unsigned int len;
u8 data[GSS_OID_MAX_LEN];
};
/* From RFC 3530 */
struct rpcsec_gss_info {
struct rpcsec_gss_oid oid;
u32 qop;
u32 service;
};
/* gss-api prototypes; note that these are somewhat simplified versions of
* the prototypes specified in RFC 2744. */
@@ -58,12 +69,14 @@ u32 gss_unwrap(
u32 gss_delete_sec_context(
struct gss_ctx **ctx_id);
u32 gss_svc_to_pseudoflavor(struct gss_api_mech *, u32 service);
rpc_authflavor_t gss_svc_to_pseudoflavor(struct gss_api_mech *, u32 qop,
u32 service);
u32 gss_pseudoflavor_to_service(struct gss_api_mech *, u32 pseudoflavor);
char *gss_service_to_auth_domain_name(struct gss_api_mech *, u32 service);
struct pf_desc {
u32 pseudoflavor;
u32 qop;
u32 service;
char *name;
char *auth_domain_name;
@@ -76,7 +89,7 @@ struct pf_desc {
struct gss_api_mech {
struct list_head gm_list;
struct module *gm_owner;
struct xdr_netobj gm_oid;
struct rpcsec_gss_oid gm_oid;
char *gm_name;
const struct gss_api_ops *gm_ops;
/* pseudoflavors supported by this mechanism: */
@@ -117,9 +130,11 @@ struct gss_api_ops {
int gss_mech_register(struct gss_api_mech *);
void gss_mech_unregister(struct gss_api_mech *);
/* returns a mechanism descriptor given an OID, and increments the mechanism's
* reference count. */
struct gss_api_mech * gss_mech_get_by_OID(struct xdr_netobj *);
/* Given a GSS security tuple, look up a pseudoflavor */
rpc_authflavor_t gss_mech_info2flavor(struct rpcsec_gss_info *);
/* Given a pseudoflavor, look up a GSS security tuple */
int gss_mech_flavor2info(rpc_authflavor_t, struct rpcsec_gss_info *);
/* Returns a reference to a mechanism, given a name like "krb5" etc. */
struct gss_api_mech *gss_mech_get_by_name(const char *);
@@ -130,9 +145,6 @@ struct gss_api_mech *gss_mech_get_by_pseudoflavor(u32);
/* Fill in an array with a list of supported pseudoflavors */
int gss_mech_list_pseudoflavors(rpc_authflavor_t *, int);
/* Just increments the mechanism's reference count and returns its input: */
struct gss_api_mech * gss_mech_get(struct gss_api_mech *);
/* For every successful gss_mech_get or gss_mech_get_by_* call there must be a
* corresponding call to gss_mech_put. */
void gss_mech_put(struct gss_api_mech *);