* flavor constants
*/
enum sptlrpc_policy {
- SPTLRPC_POLICY_NULL = 0,
- SPTLRPC_POLICY_PLAIN = 1,
- SPTLRPC_POLICY_GSS = 2,
- SPTLRPC_POLICY_MAX,
+ SPTLRPC_POLICY_NULL = 0,
+ SPTLRPC_POLICY_PLAIN = 1,
+ SPTLRPC_POLICY_GSS = 2,
+ SPTLRPC_POLICY_MAX,
};
enum sptlrpc_mech_null {
- SPTLRPC_MECH_NULL = 0,
- SPTLRPC_MECH_NULL_MAX,
+ SPTLRPC_MECH_NULL = 0,
+ SPTLRPC_MECH_NULL_MAX,
};
enum sptlrpc_mech_plain {
- SPTLRPC_MECH_PLAIN = 0,
- SPTLRPC_MECH_PLAIN_MAX,
+ SPTLRPC_MECH_PLAIN = 0,
+ SPTLRPC_MECH_PLAIN_MAX,
};
enum sptlrpc_mech_gss {
- SPTLRPC_MECH_GSS_NULL = 0,
- SPTLRPC_MECH_GSS_KRB5 = 1,
+ SPTLRPC_MECH_GSS_NULL = 0,
+ SPTLRPC_MECH_GSS_KRB5 = 1,
SPTLRPC_MECH_GSS_SK = 2,
- SPTLRPC_MECH_GSS_MAX,
+ SPTLRPC_MECH_GSS_MAX,
};
enum sptlrpc_service_type {
- SPTLRPC_SVC_NULL = 0, /**< no security */
- SPTLRPC_SVC_AUTH = 1, /**< authentication only */
- SPTLRPC_SVC_INTG = 2, /**< integrity */
- SPTLRPC_SVC_PRIV = 3, /**< privacy */
- SPTLRPC_SVC_MAX,
+ SPTLRPC_SVC_NULL = 0, /**< no security */
+ SPTLRPC_SVC_AUTH = 1, /**< authentication only */
+ SPTLRPC_SVC_INTG = 2, /**< integrity */
+ SPTLRPC_SVC_PRIV = 3, /**< privacy */
+ SPTLRPC_SVC_MAX,
};
enum sptlrpc_bulk_type {
- SPTLRPC_BULK_DEFAULT = 0, /**< follow rpc flavor */
- SPTLRPC_BULK_HASH = 1, /**< hash integrity */
- SPTLRPC_BULK_MAX,
+ SPTLRPC_BULK_DEFAULT = 0, /**< follow rpc flavor */
+ SPTLRPC_BULK_HASH = 1, /**< hash integrity */
+ SPTLRPC_BULK_MAX,
};
enum sptlrpc_bulk_service {
- SPTLRPC_BULK_SVC_NULL = 0, /**< no security */
- SPTLRPC_BULK_SVC_AUTH = 1, /**< authentication only */
- SPTLRPC_BULK_SVC_INTG = 2, /**< integrity */
- SPTLRPC_BULK_SVC_PRIV = 3, /**< privacy */
- SPTLRPC_BULK_SVC_MAX,
+ SPTLRPC_BULK_SVC_NULL = 0, /**< no security */
+ SPTLRPC_BULK_SVC_AUTH = 1, /**< authentication only */
+ SPTLRPC_BULK_SVC_INTG = 2, /**< integrity */
+ SPTLRPC_BULK_SVC_PRIV = 3, /**< privacy */
+ SPTLRPC_BULK_SVC_MAX,
};
/*
#define FLVR_BULK_TYPE_OFFSET (12)
#define FLVR_BULK_SVC_OFFSET (16)
-#define MAKE_FLVR(policy, mech, svc, btype, bsvc) \
- (((__u32)(policy) << FLVR_POLICY_OFFSET) | \
- ((__u32)(mech) << FLVR_MECH_OFFSET) | \
- ((__u32)(svc) << FLVR_SVC_OFFSET) | \
- ((__u32)(btype) << FLVR_BULK_TYPE_OFFSET) | \
- ((__u32)(bsvc) << FLVR_BULK_SVC_OFFSET))
+#define MAKE_FLVR(policy, mech, svc, btype, bsvc) \
+ (((__u32)(policy) << FLVR_POLICY_OFFSET) | \
+ ((__u32)(mech) << FLVR_MECH_OFFSET) | \
+ ((__u32)(svc) << FLVR_SVC_OFFSET) | \
+ ((__u32)(btype) << FLVR_BULK_TYPE_OFFSET) | \
+ ((__u32)(bsvc) << FLVR_BULK_SVC_OFFSET))
/*
* extraction
*/
-#define SPTLRPC_FLVR_POLICY(flavor) \
- ((((__u32)(flavor)) >> FLVR_POLICY_OFFSET) & 0xF)
-#define SPTLRPC_FLVR_MECH(flavor) \
- ((((__u32)(flavor)) >> FLVR_MECH_OFFSET) & 0xF)
-#define SPTLRPC_FLVR_SVC(flavor) \
- ((((__u32)(flavor)) >> FLVR_SVC_OFFSET) & 0xF)
-#define SPTLRPC_FLVR_BULK_TYPE(flavor) \
- ((((__u32)(flavor)) >> FLVR_BULK_TYPE_OFFSET) & 0xF)
-#define SPTLRPC_FLVR_BULK_SVC(flavor) \
- ((((__u32)(flavor)) >> FLVR_BULK_SVC_OFFSET) & 0xF)
-
-#define SPTLRPC_FLVR_BASE(flavor) \
- ((((__u32)(flavor)) >> FLVR_POLICY_OFFSET) & 0xFFF)
-#define SPTLRPC_FLVR_BASE_SUB(flavor) \
- ((((__u32)(flavor)) >> FLVR_MECH_OFFSET) & 0xFF)
+#define SPTLRPC_FLVR_POLICY(flavor) \
+ ((((__u32)(flavor)) >> FLVR_POLICY_OFFSET) & 0xF)
+#define SPTLRPC_FLVR_MECH(flavor) \
+ ((((__u32)(flavor)) >> FLVR_MECH_OFFSET) & 0xF)
+#define SPTLRPC_FLVR_SVC(flavor) \
+ ((((__u32)(flavor)) >> FLVR_SVC_OFFSET) & 0xF)
+#define SPTLRPC_FLVR_BULK_TYPE(flavor) \
+ ((((__u32)(flavor)) >> FLVR_BULK_TYPE_OFFSET) & 0xF)
+#define SPTLRPC_FLVR_BULK_SVC(flavor) \
+ ((((__u32)(flavor)) >> FLVR_BULK_SVC_OFFSET) & 0xF)
+
+#define SPTLRPC_FLVR_BASE(flavor) \
+ ((((__u32)(flavor)) >> FLVR_POLICY_OFFSET) & 0xFFF)
+#define SPTLRPC_FLVR_BASE_SUB(flavor) \
+ ((((__u32)(flavor)) >> FLVR_MECH_OFFSET) & 0xFF)
/*
* gss subflavors
*/
-#define MAKE_BASE_SUBFLVR(mech, svc) \
- ((__u32)(mech) | \
- ((__u32)(svc) << (FLVR_SVC_OFFSET - FLVR_MECH_OFFSET)))
+#define MAKE_BASE_SUBFLVR(mech, svc) \
+ ((__u32)(mech) | \
+ ((__u32)(svc) << (FLVR_SVC_OFFSET - FLVR_MECH_OFFSET)))
#define SPTLRPC_SUBFLVR_GSSNULL \
MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_NULL, SPTLRPC_SVC_NULL)
-#define SPTLRPC_SUBFLVR_KRB5N \
- MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_NULL)
-#define SPTLRPC_SUBFLVR_KRB5A \
- MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_AUTH)
-#define SPTLRPC_SUBFLVR_KRB5I \
- MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_INTG)
-#define SPTLRPC_SUBFLVR_KRB5P \
- MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_PRIV)
-#define SPTLRPC_SUBFLVR_SKN \
+#define SPTLRPC_SUBFLVR_KRB5N \
+ MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_NULL)
+#define SPTLRPC_SUBFLVR_KRB5A \
+ MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_AUTH)
+#define SPTLRPC_SUBFLVR_KRB5I \
+ MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_INTG)
+#define SPTLRPC_SUBFLVR_KRB5P \
+ MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_KRB5, SPTLRPC_SVC_PRIV)
+#define SPTLRPC_SUBFLVR_SKN \
MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_SK, SPTLRPC_SVC_NULL)
-#define SPTLRPC_SUBFLVR_SKA \
+#define SPTLRPC_SUBFLVR_SKA \
MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_SK, SPTLRPC_SVC_AUTH)
-#define SPTLRPC_SUBFLVR_SKI \
+#define SPTLRPC_SUBFLVR_SKI \
MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_SK, SPTLRPC_SVC_INTG)
-#define SPTLRPC_SUBFLVR_SKPI \
+#define SPTLRPC_SUBFLVR_SKPI \
MAKE_BASE_SUBFLVR(SPTLRPC_MECH_GSS_SK, SPTLRPC_SVC_PRIV)
/*
* "end user" flavors
*/
-#define SPTLRPC_FLVR_NULL \
- MAKE_FLVR(SPTLRPC_POLICY_NULL, \
- SPTLRPC_MECH_NULL, \
- SPTLRPC_SVC_NULL, \
- SPTLRPC_BULK_DEFAULT, \
- SPTLRPC_BULK_SVC_NULL)
-#define SPTLRPC_FLVR_PLAIN \
- MAKE_FLVR(SPTLRPC_POLICY_PLAIN, \
- SPTLRPC_MECH_PLAIN, \
- SPTLRPC_SVC_NULL, \
- SPTLRPC_BULK_HASH, \
- SPTLRPC_BULK_SVC_INTG)
+#define SPTLRPC_FLVR_NULL \
+ MAKE_FLVR(SPTLRPC_POLICY_NULL, \
+ SPTLRPC_MECH_NULL, \
+ SPTLRPC_SVC_NULL, \
+ SPTLRPC_BULK_DEFAULT, \
+ SPTLRPC_BULK_SVC_NULL)
+#define SPTLRPC_FLVR_PLAIN \
+ MAKE_FLVR(SPTLRPC_POLICY_PLAIN, \
+ SPTLRPC_MECH_PLAIN, \
+ SPTLRPC_SVC_NULL, \
+ SPTLRPC_BULK_HASH, \
+ SPTLRPC_BULK_SVC_INTG)
#define SPTLRPC_FLVR_GSSNULL \
MAKE_FLVR(SPTLRPC_POLICY_GSS, \
SPTLRPC_MECH_GSS_NULL, \
SPTLRPC_SVC_NULL, \
SPTLRPC_BULK_DEFAULT, \
SPTLRPC_BULK_SVC_NULL)
-#define SPTLRPC_FLVR_KRB5N \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_KRB5, \
- SPTLRPC_SVC_NULL, \
- SPTLRPC_BULK_DEFAULT, \
- SPTLRPC_BULK_SVC_NULL)
-#define SPTLRPC_FLVR_KRB5A \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_KRB5, \
- SPTLRPC_SVC_AUTH, \
- SPTLRPC_BULK_DEFAULT, \
- SPTLRPC_BULK_SVC_NULL)
-#define SPTLRPC_FLVR_KRB5I \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_KRB5, \
- SPTLRPC_SVC_INTG, \
- SPTLRPC_BULK_DEFAULT, \
- SPTLRPC_BULK_SVC_INTG)
-#define SPTLRPC_FLVR_KRB5P \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_KRB5, \
- SPTLRPC_SVC_PRIV, \
- SPTLRPC_BULK_DEFAULT, \
- SPTLRPC_BULK_SVC_PRIV)
-#define SPTLRPC_FLVR_SKN \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_SK, \
- SPTLRPC_SVC_NULL, \
- SPTLRPC_BULK_DEFAULT, \
+#define SPTLRPC_FLVR_KRB5N \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_KRB5, \
+ SPTLRPC_SVC_NULL, \
+ SPTLRPC_BULK_DEFAULT, \
+ SPTLRPC_BULK_SVC_NULL)
+#define SPTLRPC_FLVR_KRB5A \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_KRB5, \
+ SPTLRPC_SVC_AUTH, \
+ SPTLRPC_BULK_DEFAULT, \
+ SPTLRPC_BULK_SVC_NULL)
+#define SPTLRPC_FLVR_KRB5I \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_KRB5, \
+ SPTLRPC_SVC_INTG, \
+ SPTLRPC_BULK_DEFAULT, \
+ SPTLRPC_BULK_SVC_INTG)
+#define SPTLRPC_FLVR_KRB5P \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_KRB5, \
+ SPTLRPC_SVC_PRIV, \
+ SPTLRPC_BULK_DEFAULT, \
+ SPTLRPC_BULK_SVC_PRIV)
+#define SPTLRPC_FLVR_SKN \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_SK, \
+ SPTLRPC_SVC_NULL, \
+ SPTLRPC_BULK_DEFAULT, \
SPTLRPC_BULK_SVC_NULL)
-#define SPTLRPC_FLVR_SKA \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_SK, \
- SPTLRPC_SVC_AUTH, \
- SPTLRPC_BULK_DEFAULT, \
+#define SPTLRPC_FLVR_SKA \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_SK, \
+ SPTLRPC_SVC_AUTH, \
+ SPTLRPC_BULK_DEFAULT, \
SPTLRPC_BULK_SVC_NULL)
-#define SPTLRPC_FLVR_SKI \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_SK, \
- SPTLRPC_SVC_INTG, \
- SPTLRPC_BULK_DEFAULT, \
+#define SPTLRPC_FLVR_SKI \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_SK, \
+ SPTLRPC_SVC_INTG, \
+ SPTLRPC_BULK_DEFAULT, \
SPTLRPC_BULK_SVC_INTG)
-#define SPTLRPC_FLVR_SKPI \
- MAKE_FLVR(SPTLRPC_POLICY_GSS, \
- SPTLRPC_MECH_GSS_SK, \
- SPTLRPC_SVC_PRIV, \
- SPTLRPC_BULK_DEFAULT, \
+#define SPTLRPC_FLVR_SKPI \
+ MAKE_FLVR(SPTLRPC_POLICY_GSS, \
+ SPTLRPC_MECH_GSS_SK, \
+ SPTLRPC_SVC_PRIV, \
+ SPTLRPC_BULK_DEFAULT, \
SPTLRPC_BULK_SVC_PRIV)
#define SPTLRPC_FLVR_DEFAULT SPTLRPC_FLVR_NULL
static inline void flvr_set_svc(__u32 *flvr, __u32 svc)
{
- LASSERT(svc < SPTLRPC_SVC_MAX);
- *flvr = MAKE_FLVR(SPTLRPC_FLVR_POLICY(*flvr),
- SPTLRPC_FLVR_MECH(*flvr),
- svc,
- SPTLRPC_FLVR_BULK_TYPE(*flvr),
- SPTLRPC_FLVR_BULK_SVC(*flvr));
+ LASSERT(svc < SPTLRPC_SVC_MAX);
+ *flvr = MAKE_FLVR(SPTLRPC_FLVR_POLICY(*flvr),
+ SPTLRPC_FLVR_MECH(*flvr), svc,
+ SPTLRPC_FLVR_BULK_TYPE(*flvr),
+ SPTLRPC_FLVR_BULK_SVC(*flvr));
}
static inline void flvr_set_bulk_svc(__u32 *flvr, __u32 svc)
{
- LASSERT(svc < SPTLRPC_BULK_SVC_MAX);
- *flvr = MAKE_FLVR(SPTLRPC_FLVR_POLICY(*flvr),
- SPTLRPC_FLVR_MECH(*flvr),
- SPTLRPC_FLVR_SVC(*flvr),
- SPTLRPC_FLVR_BULK_TYPE(*flvr),
- svc);
+ LASSERT(svc < SPTLRPC_BULK_SVC_MAX);
+ *flvr = MAKE_FLVR(SPTLRPC_FLVR_POLICY(*flvr),
+ SPTLRPC_FLVR_MECH(*flvr),
+ SPTLRPC_FLVR_SVC(*flvr),
+ SPTLRPC_FLVR_BULK_TYPE(*flvr), svc);
}
struct bulk_spec_hash {
- __u8 hash_alg;
+ __u8 hash_alg;
};
/**
* both regular RPC and bulk transfer parts.
*/
struct sptlrpc_flavor {
- /**
- * wire flavor, should be renamed to sf_wire.
- */
- __u32 sf_rpc;
- /**
- * general flags of PTLRPC_SEC_FL_*
- */
- __u32 sf_flags;
- /**
- * rpc flavor specification
- */
- union {
- /* nothing for now */
- } u_rpc;
- /**
- * bulk flavor specification
- */
- union {
- struct bulk_spec_hash hash;
- } u_bulk;
+ /**
+ * wire flavor, should be renamed to sf_wire.
+ */
+ __u32 sf_rpc;
+ /**
+ * general flags of PTLRPC_SEC_FL_*
+ */
+ __u32 sf_flags;
+ /**
+ * rpc flavor specification
+ */
+ union {
+ /* nothing for now */
+ } u_rpc;
+ /**
+ * bulk flavor specification
+ */
+ union {
+ struct bulk_spec_hash hash;
+ } u_bulk;
};
/**
* RPC requests and to be checked by ptlrpc service.
*/
enum lustre_sec_part {
- LUSTRE_SP_CLI = 0,
- LUSTRE_SP_MDT,
- LUSTRE_SP_OST,
- LUSTRE_SP_MGC,
- LUSTRE_SP_MGS,
- LUSTRE_SP_ANY = 0xFF
+ LUSTRE_SP_CLI = 0,
+ LUSTRE_SP_MDT,
+ LUSTRE_SP_OST,
+ LUSTRE_SP_MGC,
+ LUSTRE_SP_MGS,
+ LUSTRE_SP_ANY = 0xFF
};
const char *sptlrpc_part2name(enum lustre_sec_part sp);
* two Lustre parts.
*/
struct sptlrpc_rule {
- __u32 sr_netid; /* LNET network ID */
- __u8 sr_from; /* sec_part */
- __u8 sr_to; /* sec_part */
- __u16 sr_padding;
- struct sptlrpc_flavor sr_flvr;
+ __u32 sr_netid; /* LNET network ID */
+ __u8 sr_from; /* sec_part */
+ __u8 sr_to; /* sec_part */
+ __u16 sr_padding;
+ struct sptlrpc_flavor sr_flvr;
};
/**
* and client when needed.
*/
struct sptlrpc_rule_set {
- int srs_nslot;
- int srs_nrule;
- struct sptlrpc_rule *srs_rules;
+ int srs_nslot;
+ int srs_nrule;
+ struct sptlrpc_rule *srs_rules;
};
int sptlrpc_parse_flavor(const char *str, struct sptlrpc_flavor *flvr);
static inline void sptlrpc_rule_set_init(struct sptlrpc_rule_set *set)
{
- memset(set, 0, sizeof(*set));
+ memset(set, 0, sizeof(*set));
}
void sptlrpc_rule_set_free(struct sptlrpc_rule_set *set);
struct vfs_cred {
- uint32_t vc_uid;
- uint32_t vc_gid;
+ uint32_t vc_uid;
+ uint32_t vc_gid;
};
struct ptlrpc_ctx_ops {
- /**
- * To determine whether it's suitable to use the \a ctx for \a vcred.
- */
- int (*match) (struct ptlrpc_cli_ctx *ctx,
- struct vfs_cred *vcred);
-
- /**
- * To bring the \a ctx uptodate.
- */
- int (*refresh) (struct ptlrpc_cli_ctx *ctx);
-
- /**
- * Validate the \a ctx.
- */
- int (*validate) (struct ptlrpc_cli_ctx *ctx);
-
- /**
- * Force the \a ctx to die.
- */
- void (*die) (struct ptlrpc_cli_ctx *ctx,
- int grace);
- int (*display) (struct ptlrpc_cli_ctx *ctx,
- char *buf, int bufsize);
-
- /**
- * Sign the request message using \a ctx.
- *
- * \pre req->rq_reqmsg point to request message.
- * \pre req->rq_reqlen is the request message length.
- * \post req->rq_reqbuf point to request message with signature.
- * \post req->rq_reqdata_len is set to the final request message size.
- *
- * \see null_ctx_sign(), plain_ctx_sign(), gss_cli_ctx_sign().
- */
- int (*sign) (struct ptlrpc_cli_ctx *ctx,
- struct ptlrpc_request *req);
-
- /**
- * Verify the reply message using \a ctx.
- *
- * \pre req->rq_repdata point to reply message with signature.
- * \pre req->rq_repdata_len is the total reply message length.
- * \post req->rq_repmsg point to reply message without signature.
- * \post req->rq_replen is the reply message length.
- *
- * \see null_ctx_verify(), plain_ctx_verify(), gss_cli_ctx_verify().
- */
- int (*verify) (struct ptlrpc_cli_ctx *ctx,
- struct ptlrpc_request *req);
-
- /**
- * Encrypt the request message using \a ctx.
- *
- * \pre req->rq_reqmsg point to request message in clear text.
- * \pre req->rq_reqlen is the request message length.
- * \post req->rq_reqbuf point to request message.
- * \post req->rq_reqdata_len is set to the final request message size.
- *
- * \see gss_cli_ctx_seal().
- */
- int (*seal) (struct ptlrpc_cli_ctx *ctx,
- struct ptlrpc_request *req);
-
- /**
- * Decrypt the reply message using \a ctx.
- *
- * \pre req->rq_repdata point to encrypted reply message.
- * \pre req->rq_repdata_len is the total cipher text length.
- * \post req->rq_repmsg point to reply message in clear text.
- * \post req->rq_replen is the reply message length in clear text.
- *
- * \see gss_cli_ctx_unseal().
- */
- int (*unseal) (struct ptlrpc_cli_ctx *ctx,
- struct ptlrpc_request *req);
-
- /**
- * Wrap bulk request data. This is called before wrapping RPC
- * request message.
- *
- * \pre bulk buffer is descripted by desc->bd_iov and
- * desc->bd_iov_count. note for read it's just buffer, no data
- * need to be sent; for write it contains data in clear text.
- * \post when necessary, ptlrpc_bulk_sec_desc was properly prepared
- * (usually inside of RPC request message).
- * - encryption: cipher text bulk buffer is descripted by
- * desc->bd_enc_iov and desc->bd_iov_count (currently assume iov
- * count remains the same).
- * - otherwise: bulk buffer is still desc->bd_iov and
- * desc->bd_iov_count.
- *
- * \return 0: success.
- * \return -ev: error code.
- *
- * \see plain_cli_wrap_bulk(), gss_cli_ctx_wrap_bulk().
- */
- int (*wrap_bulk) (struct ptlrpc_cli_ctx *ctx,
- struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
-
- /**
- * Unwrap bulk reply data. This is called after wrapping RPC
- * reply message.
- *
- * \pre bulk buffer is descripted by desc->bd_iov/desc->bd_enc_iov and
- * desc->bd_iov_count, according to wrap_bulk().
- * \post final bulk data in clear text is placed in buffer described
- * by desc->bd_iov and desc->bd_iov_count.
- * \return +ve nob of actual bulk data in clear text.
- * \return -ve error code.
- *
- * \see plain_cli_unwrap_bulk(), gss_cli_ctx_unwrap_bulk().
- */
- int (*unwrap_bulk) (struct ptlrpc_cli_ctx *ctx,
- struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ /**
+ * To determine whether it's suitable to use the \a ctx for \a vcred.
+ */
+ int (*match)(struct ptlrpc_cli_ctx *ctx, struct vfs_cred *vcred);
+
+ /**
+ * To bring the \a ctx uptodate.
+ */
+ int (*refresh)(struct ptlrpc_cli_ctx *ctx);
+
+ /**
+ * Validate the \a ctx.
+ */
+ int (*validate)(struct ptlrpc_cli_ctx *ctx);
+
+ /**
+ * Force the \a ctx to die.
+ */
+ void (*die)(struct ptlrpc_cli_ctx *ctx, int grace);
+ int (*display)(struct ptlrpc_cli_ctx *ctx, char *buf, int bufsize);
+
+ /**
+ * Sign the request message using \a ctx.
+ *
+ * \pre req->rq_reqmsg point to request message.
+ * \pre req->rq_reqlen is the request message length.
+ * \post req->rq_reqbuf point to request message with signature.
+ * \post req->rq_reqdata_len is set to the final request message size.
+ *
+ * \see null_ctx_sign(), plain_ctx_sign(), gss_cli_ctx_sign().
+ */
+ int (*sign)(struct ptlrpc_cli_ctx *ctx, struct ptlrpc_request *req);
+
+ /**
+ * Verify the reply message using \a ctx.
+ *
+ * \pre req->rq_repdata point to reply message with signature.
+ * \pre req->rq_repdata_len is the total reply message length.
+ * \post req->rq_repmsg point to reply message without signature.
+ * \post req->rq_replen is the reply message length.
+ *
+ * \see null_ctx_verify(), plain_ctx_verify(), gss_cli_ctx_verify().
+ */
+ int (*verify)(struct ptlrpc_cli_ctx *ctx, struct ptlrpc_request *req);
+
+ /**
+ * Encrypt the request message using \a ctx.
+ *
+ * \pre req->rq_reqmsg point to request message in clear text.
+ * \pre req->rq_reqlen is the request message length.
+ * \post req->rq_reqbuf point to request message.
+ * \post req->rq_reqdata_len is set to the final request message size.
+ *
+ * \see gss_cli_ctx_seal().
+ */
+ int (*seal)(struct ptlrpc_cli_ctx *ctx, struct ptlrpc_request *req);
+
+ /**
+ * Decrypt the reply message using \a ctx.
+ *
+ * \pre req->rq_repdata point to encrypted reply message.
+ * \pre req->rq_repdata_len is the total cipher text length.
+ * \post req->rq_repmsg point to reply message in clear text.
+ * \post req->rq_replen is the reply message length in clear text.
+ *
+ * \see gss_cli_ctx_unseal().
+ */
+ int (*unseal)(struct ptlrpc_cli_ctx *ctx, struct ptlrpc_request *req);
+
+ /**
+ * Wrap bulk request data. This is called before wrapping RPC
+ * request message.
+ *
+ * \pre bulk buffer is descripted by desc->bd_iov and
+ * desc->bd_iov_count. note for read it's just buffer, no data
+ * need to be sent; for write it contains data in clear text.
+ * \post when necessary, ptlrpc_bulk_sec_desc was properly prepared
+ * (usually inside of RPC request message).
+ * - encryption: cipher text bulk buffer is descripted by
+ * desc->bd_enc_iov and desc->bd_iov_count (currently assume iov
+ * count remains the same).
+ * - otherwise: bulk buffer is still desc->bd_iov and
+ * desc->bd_iov_count.
+ *
+ * \return 0: success.
+ * \return -ev: error code.
+ *
+ * \see plain_cli_wrap_bulk(), gss_cli_ctx_wrap_bulk().
+ */
+ int (*wrap_bulk)(struct ptlrpc_cli_ctx *ctx,
+ struct ptlrpc_request *req,
+ struct ptlrpc_bulk_desc *desc);
+
+ /**
+ * Unwrap bulk reply data. This is called after wrapping RPC
+ * reply message.
+ *
+ * \pre bulk buffer is descripted by desc->bd_iov/desc->bd_enc_iov and
+ * desc->bd_iov_count, according to wrap_bulk().
+ * \post final bulk data in clear text is placed in buffer described
+ * by desc->bd_iov and desc->bd_iov_count.
+ * \return +ve nob of actual bulk data in clear text.
+ * \return -ve error code.
+ *
+ * \see plain_cli_unwrap_bulk(), gss_cli_ctx_unwrap_bulk().
+ */
+ int (*unwrap_bulk)(struct ptlrpc_cli_ctx *ctx,
+ struct ptlrpc_request *req,
+ struct ptlrpc_bulk_desc *desc);
};
#define PTLRPC_CTX_NEW_BIT (0) /* newly created */
#define PTLRPC_CTX_ETERNAL BIT(PTLRPC_CTX_ETERNAL_BIT)
#define PTLRPC_CTX_STATUS_MASK (PTLRPC_CTX_UPTODATE | \
- PTLRPC_CTX_DEAD | \
- PTLRPC_CTX_ERROR)
+ PTLRPC_CTX_DEAD | \
+ PTLRPC_CTX_ERROR)
struct ptlrpc_cli_ctx {
struct hlist_node cc_cache; /* linked into ctx cache */
* client side policy operation vector.
*/
struct ptlrpc_sec_cops {
- /**
- * Given an \a imp, create and initialize a ptlrpc_sec structure.
- * \param ctx service context:
- * - regular import: \a ctx should be NULL;
- * - reverse import: \a ctx is obtained from incoming request.
- * \param flavor specify what flavor to use.
- *
- * When necessary, policy module is responsible for taking reference
- * on the import.
- *
- * \see null_create_sec(), plain_create_sec(), gss_sec_create_kr().
- */
- struct ptlrpc_sec * (*create_sec) (struct obd_import *imp,
- struct ptlrpc_svc_ctx *ctx,
- struct sptlrpc_flavor *flavor);
-
- /**
- * Destructor of ptlrpc_sec. When called, refcount has been dropped
- * to 0 and all contexts has been destroyed.
- *
- * \see null_destroy_sec(), plain_destroy_sec(), gss_sec_destroy_kr().
- */
- void (*destroy_sec) (struct ptlrpc_sec *sec);
-
- /**
- * Notify that this ptlrpc_sec is going to die. Optionally, policy
- * module is supposed to set sec->ps_dying and whatever necessary
- * actions.
- *
- * \see plain_kill_sec(), gss_sec_kill().
- */
- void (*kill_sec) (struct ptlrpc_sec *sec);
-
- /**
- * Given \a vcred, lookup and/or create its context. The policy module
- * is supposed to maintain its own context cache.
- * XXX currently \a create and \a remove_dead is always 1, perhaps
- * should be removed completely.
- *
- * \see null_lookup_ctx(), plain_lookup_ctx(), gss_sec_lookup_ctx_kr().
- */
- struct ptlrpc_cli_ctx * (*lookup_ctx) (struct ptlrpc_sec *sec,
- struct vfs_cred *vcred,
- int create,
- int remove_dead);
-
- /**
- * Called then the reference of \a ctx dropped to 0. The policy module
- * is supposed to destroy this context or whatever else according to
- * its cache maintainance mechamism.
- *
- * \param sync if zero, we shouldn't wait for the context being
- * destroyed completely.
- *
- * \see plain_release_ctx(), gss_sec_release_ctx_kr().
- */
- void (*release_ctx) (struct ptlrpc_sec *sec,
- struct ptlrpc_cli_ctx *ctx,
- int sync);
-
- /**
- * Flush the context cache.
- *
- * \param uid context of which user, -1 means all contexts.
- * \param grace if zero, the PTLRPC_CTX_UPTODATE_BIT of affected
- * contexts should be cleared immediately.
- * \param force if zero, only idle contexts will be flushed.
- *
- * \see plain_flush_ctx_cache(), gss_sec_flush_ctx_cache_kr().
- */
- int (*flush_ctx_cache)
- (struct ptlrpc_sec *sec,
- uid_t uid,
- int grace,
- int force);
-
- /**
- * Called periodically by garbage collector to remove dead contexts
- * from cache.
- *
- * \see gss_sec_gc_ctx_kr().
- */
- void (*gc_ctx) (struct ptlrpc_sec *sec);
-
- /**
- * Given an context \a ctx, install a corresponding reverse service
- * context on client side.
- * XXX currently it's only used by GSS module, maybe we should remove
- * this from general API.
- */
- int (*install_rctx)(struct obd_import *imp,
- struct ptlrpc_sec *sec,
- struct ptlrpc_cli_ctx *ctx);
-
- /**
- * To allocate request buffer for \a req.
- *
- * \pre req->rq_reqmsg == NULL.
- * \pre req->rq_reqbuf == NULL, otherwise it must be pre-allocated,
- * we are not supposed to free it.
- * \post if success, req->rq_reqmsg point to a buffer with size
- * at least \a lustre_msg_size.
- *
- * \see null_alloc_reqbuf(), plain_alloc_reqbuf(), gss_alloc_reqbuf().
- */
- int (*alloc_reqbuf)(struct ptlrpc_sec *sec,
- struct ptlrpc_request *req,
- int lustre_msg_size);
-
- /**
- * To free request buffer for \a req.
- *
- * \pre req->rq_reqbuf != NULL.
- *
- * \see null_free_reqbuf(), plain_free_reqbuf(), gss_free_reqbuf().
- */
- void (*free_reqbuf) (struct ptlrpc_sec *sec,
- struct ptlrpc_request *req);
-
- /**
- * To allocate reply buffer for \a req.
- *
- * \pre req->rq_repbuf == NULL.
- * \post if success, req->rq_repbuf point to a buffer with size
- * req->rq_repbuf_len, the size should be large enough to receive
- * reply which be transformed from \a lustre_msg_size of clear text.
- *
- * \see null_alloc_repbuf(), plain_alloc_repbuf(), gss_alloc_repbuf().
- */
- int (*alloc_repbuf)(struct ptlrpc_sec *sec,
- struct ptlrpc_request *req,
- int lustre_msg_size);
-
- /**
- * To free reply buffer for \a req.
- *
- * \pre req->rq_repbuf != NULL.
- * \post req->rq_repbuf == NULL.
- * \post req->rq_repbuf_len == 0.
- *
- * \see null_free_repbuf(), plain_free_repbuf(), gss_free_repbuf().
- */
- void (*free_repbuf) (struct ptlrpc_sec *sec,
- struct ptlrpc_request *req);
-
- /**
- * To expand the request buffer of \a req, thus the \a segment in
- * the request message pointed by req->rq_reqmsg can accommodate
- * at least \a newsize of data.
- *
- * \pre req->rq_reqmsg->lm_buflens[segment] < newsize.
- *
- * \see null_enlarge_reqbuf(), plain_enlarge_reqbuf(),
- * gss_enlarge_reqbuf().
- */
- int (*enlarge_reqbuf)
- (struct ptlrpc_sec *sec,
- struct ptlrpc_request *req,
- int segment, int newsize);
- /*
- * misc
- */
- int (*display) (struct ptlrpc_sec *sec,
- struct seq_file *seq);
+ /**
+ * Given an \a imp, create and initialize a ptlrpc_sec structure.
+ * \param ctx service context:
+ * - regular import: \a ctx should be NULL;
+ * - reverse import: \a ctx is obtained from incoming request.
+ * \param flavor specify what flavor to use.
+ *
+ * When necessary, policy module is responsible for taking reference
+ * on the import.
+ *
+ * \see null_create_sec(), plain_create_sec(), gss_sec_create_kr().
+ */
+ struct ptlrpc_sec *(*create_sec)(struct obd_import *imp,
+ struct ptlrpc_svc_ctx *ctx,
+ struct sptlrpc_flavor *flavor);
+
+ /**
+ * Destructor of ptlrpc_sec. When called, refcount has been dropped
+ * to 0 and all contexts has been destroyed.
+ *
+ * \see null_destroy_sec(), plain_destroy_sec(), gss_sec_destroy_kr().
+ */
+ void (*destroy_sec)(struct ptlrpc_sec *sec);
+
+ /**
+ * Notify that this ptlrpc_sec is going to die. Optionally, policy
+ * module is supposed to set sec->ps_dying and whatever necessary
+ * actions.
+ *
+ * \see plain_kill_sec(), gss_sec_kill().
+ */
+ void (*kill_sec)(struct ptlrpc_sec *sec);
+
+ /**
+ * Given \a vcred, lookup and/or create its context. The policy module
+ * is supposed to maintain its own context cache.
+ * XXX currently \a create and \a remove_dead is always 1, perhaps
+ * should be removed completely.
+ *
+ * \see null_lookup_ctx(), plain_lookup_ctx(), gss_sec_lookup_ctx_kr().
+ */
+ struct ptlrpc_cli_ctx *(*lookup_ctx)(struct ptlrpc_sec *sec,
+ struct vfs_cred *vcred,
+ int create, int remove_dead);
+
+ /**
+ * Called then the reference of \a ctx dropped to 0. The policy module
+ * is supposed to destroy this context or whatever else according to
+ * its cache maintainance mechamism.
+ *
+ * \param sync if zero, we shouldn't wait for the context being
+ * destroyed completely.
+ *
+ * \see plain_release_ctx(), gss_sec_release_ctx_kr().
+ */
+ void (*release_ctx)(struct ptlrpc_sec *sec,
+ struct ptlrpc_cli_ctx *ctx, int sync);
+
+ /**
+ * Flush the context cache.
+ *
+ * \param uid context of which user, -1 means all contexts.
+ * \param grace if zero, the PTLRPC_CTX_UPTODATE_BIT of affected
+ * contexts should be cleared immediately.
+ * \param force if zero, only idle contexts will be flushed.
+ *
+ * \see plain_flush_ctx_cache(), gss_sec_flush_ctx_cache_kr().
+ */
+ int (*flush_ctx_cache)(struct ptlrpc_sec *sec, uid_t uid, int grace,
+ int force);
+
+ /**
+ * Called periodically by garbage collector to remove dead contexts
+ * from cache.
+ *
+ * \see gss_sec_gc_ctx_kr().
+ */
+ void (*gc_ctx)(struct ptlrpc_sec *sec);
+
+ /**
+ * Given an context \a ctx, install a corresponding reverse service
+ * context on client side.
+ * XXX currently it's only used by GSS module, maybe we should remove
+ * this from general API.
+ */
+ int (*install_rctx)(struct obd_import *imp, struct ptlrpc_sec *sec,
+ struct ptlrpc_cli_ctx *ctx);
+
+ /**
+ * To allocate request buffer for \a req.
+ *
+ * \pre req->rq_reqmsg == NULL.
+ * \pre req->rq_reqbuf == NULL, otherwise it must be pre-allocated,
+ * we are not supposed to free it.
+ * \post if success, req->rq_reqmsg point to a buffer with size
+ * at least \a lustre_msg_size.
+ *
+ * \see null_alloc_reqbuf(), plain_alloc_reqbuf(), gss_alloc_reqbuf().
+ */
+ int (*alloc_reqbuf)(struct ptlrpc_sec *sec,
+ struct ptlrpc_request *req, int lustre_msg_size);
+
+ /**
+ * To free request buffer for \a req.
+ *
+ * \pre req->rq_reqbuf != NULL.
+ *
+ * \see null_free_reqbuf(), plain_free_reqbuf(), gss_free_reqbuf().
+ */
+ void (*free_reqbuf)(struct ptlrpc_sec *sec,
+ struct ptlrpc_request *req);
+
+ /**
+ * To allocate reply buffer for \a req.
+ *
+ * \pre req->rq_repbuf == NULL.
+ * \post if success, req->rq_repbuf point to a buffer with size
+ * req->rq_repbuf_len, the size should be large enough to receive
+ * reply which be transformed from \a lustre_msg_size of clear text.
+ *
+ * \see null_alloc_repbuf(), plain_alloc_repbuf(), gss_alloc_repbuf().
+ */
+ int (*alloc_repbuf)(struct ptlrpc_sec *sec, struct ptlrpc_request *req,
+ int lustre_msg_size);
+
+ /**
+ * To free reply buffer for \a req.
+ *
+ * \pre req->rq_repbuf != NULL.
+ * \post req->rq_repbuf == NULL.
+ * \post req->rq_repbuf_len == 0.
+ *
+ * \see null_free_repbuf(), plain_free_repbuf(), gss_free_repbuf().
+ */
+ void (*free_repbuf)(struct ptlrpc_sec *sec,
+ struct ptlrpc_request *req);
+
+ /**
+ * To expand the request buffer of \a req, thus the \a segment in
+ * the request message pointed by req->rq_reqmsg can accommodate
+ * at least \a newsize of data.
+ *
+ * \pre req->rq_reqmsg->lm_buflens[segment] < newsize.
+ *
+ * \see null_enlarge_reqbuf(), plain_enlarge_reqbuf(),
+ * gss_enlarge_reqbuf().
+ */
+ int (*enlarge_reqbuf)(struct ptlrpc_sec *sec,
+ struct ptlrpc_request *req, int segment,
+ int newsize);
+ /*
+ * misc
+ */
+ int (*display)(struct ptlrpc_sec *sec, struct seq_file *seq);
};
/**
* server side policy operation vector.
*/
struct ptlrpc_sec_sops {
- /**
- * verify an incoming request.
- *
- * \pre request message is pointed by req->rq_reqbuf, size is
- * req->rq_reqdata_len; and the message has been unpacked to
- * host byte order.
- *
- * \retval SECSVC_OK success, req->rq_reqmsg point to request message
- * in clear text, size is req->rq_reqlen; req->rq_svc_ctx is set;
- * req->rq_sp_from is decoded from request.
- * \retval SECSVC_COMPLETE success, the request has been fully
- * processed, and reply message has been prepared; req->rq_sp_from is
- * decoded from request.
- * \retval SECSVC_DROP failed, this request should be dropped.
- *
- * \see null_accept(), plain_accept(), gss_svc_accept_kr().
- */
- int (*accept) (struct ptlrpc_request *req);
-
- /**
- * Perform security transformation upon reply message.
- *
- * \pre reply message is pointed by req->rq_reply_state->rs_msg, size
- * is req->rq_replen.
- * \post req->rs_repdata_len is the final message size.
- * \post req->rq_reply_off is set.
- *
- * \see null_authorize(), plain_authorize(), gss_svc_authorize().
- */
- int (*authorize) (struct ptlrpc_request *req);
-
- /**
- * Invalidate server context \a ctx.
- *
- * \see gss_svc_invalidate_ctx().
- */
- void (*invalidate_ctx)
- (struct ptlrpc_svc_ctx *ctx);
-
- /**
- * Allocate a ptlrpc_reply_state.
- *
- * \param msgsize size of the reply message in clear text.
- * \pre if req->rq_reply_state != NULL, then it's pre-allocated, we
- * should simply use it; otherwise we'll responsible for allocating
- * a new one.
- * \post req->rq_reply_state != NULL;
- * \post req->rq_reply_state->rs_msg != NULL;
- *
- * \see null_alloc_rs(), plain_alloc_rs(), gss_svc_alloc_rs().
- */
- int (*alloc_rs) (struct ptlrpc_request *req,
- int msgsize);
-
- /**
- * Free a ptlrpc_reply_state.
- */
- void (*free_rs) (struct ptlrpc_reply_state *rs);
-
- /**
- * Release the server context \a ctx.
- *
- * \see gss_svc_free_ctx().
- */
- void (*free_ctx) (struct ptlrpc_svc_ctx *ctx);
-
- /**
- * Install a reverse context based on the server context \a ctx.
- *
- * \see gss_svc_install_rctx_kr().
- */
- int (*install_rctx)(struct obd_import *imp,
- struct ptlrpc_svc_ctx *ctx);
-
- /**
- * Prepare buffer for incoming bulk write.
- *
- * \pre desc->bd_iov and desc->bd_iov_count describes the buffer
- * intended to receive the write.
- *
- * \see gss_svc_prep_bulk().
- */
- int (*prep_bulk) (struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
-
- /**
- * Unwrap the bulk write data.
- *
- * \see plain_svc_unwrap_bulk(), gss_svc_unwrap_bulk().
- */
- int (*unwrap_bulk) (struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
-
- /**
- * Wrap the bulk read data.
- *
- * \see plain_svc_wrap_bulk(), gss_svc_wrap_bulk().
- */
- int (*wrap_bulk) (struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ /**
+ * verify an incoming request.
+ *
+ * \pre request message is pointed by req->rq_reqbuf, size is
+ * req->rq_reqdata_len; and the message has been unpacked to
+ * host byte order.
+ *
+ * \retval SECSVC_OK success, req->rq_reqmsg point to request message
+ * in clear text, size is req->rq_reqlen; req->rq_svc_ctx is set;
+ * req->rq_sp_from is decoded from request.
+ * \retval SECSVC_COMPLETE success, the request has been fully
+ * processed, and reply message has been prepared; req->rq_sp_from is
+ * decoded from request.
+ * \retval SECSVC_DROP failed, this request should be dropped.
+ *
+ * \see null_accept(), plain_accept(), gss_svc_accept_kr().
+ */
+ int (*accept)(struct ptlrpc_request *req);
+
+ /**
+ * Perform security transformation upon reply message.
+ *
+ * \pre reply message is pointed by req->rq_reply_state->rs_msg, size
+ * is req->rq_replen.
+ * \post req->rs_repdata_len is the final message size.
+ * \post req->rq_reply_off is set.
+ *
+ * \see null_authorize(), plain_authorize(), gss_svc_authorize().
+ */
+ int (*authorize)(struct ptlrpc_request *req);
+
+ /**
+ * Invalidate server context \a ctx.
+ *
+ * \see gss_svc_invalidate_ctx().
+ */
+ void (*invalidate_ctx)(struct ptlrpc_svc_ctx *ctx);
+
+ /**
+ * Allocate a ptlrpc_reply_state.
+ *
+ * \param msgsize size of the reply message in clear text.
+ * \pre if req->rq_reply_state != NULL, then it's pre-allocated, we
+ * should simply use it; otherwise we'll responsible for allocating
+ * a new one.
+ * \post req->rq_reply_state != NULL;
+ * \post req->rq_reply_state->rs_msg != NULL;
+ *
+ * \see null_alloc_rs(), plain_alloc_rs(), gss_svc_alloc_rs().
+ */
+ int (*alloc_rs)(struct ptlrpc_request *req, int msgsize);
+
+ /**
+ * Free a ptlrpc_reply_state.
+ */
+ void (*free_rs)(struct ptlrpc_reply_state *rs);
+
+ /**
+ * Release the server context \a ctx.
+ *
+ * \see gss_svc_free_ctx().
+ */
+ void (*free_ctx)(struct ptlrpc_svc_ctx *ctx);
+
+ /**
+ * Install a reverse context based on the server context \a ctx.
+ *
+ * \see gss_svc_install_rctx_kr().
+ */
+ int (*install_rctx)(struct obd_import *imp, struct ptlrpc_svc_ctx *ctx);
+
+ /**
+ * Prepare buffer for incoming bulk write.
+ *
+ * \pre desc->bd_iov and desc->bd_iov_count describes the buffer
+ * intended to receive the write.
+ *
+ * \see gss_svc_prep_bulk().
+ */
+ int (*prep_bulk)(struct ptlrpc_request *req,
+ struct ptlrpc_bulk_desc *desc);
+
+ /**
+ * Unwrap the bulk write data.
+ *
+ * \see plain_svc_unwrap_bulk(), gss_svc_unwrap_bulk().
+ */
+ int (*unwrap_bulk)(struct ptlrpc_request *req,
+ struct ptlrpc_bulk_desc *desc);
+
+ /**
+ * Wrap the bulk read data.
+ *
+ * \see plain_svc_wrap_bulk(), gss_svc_wrap_bulk().
+ */
+ int (*wrap_bulk)(struct ptlrpc_request *req,
+ struct ptlrpc_bulk_desc *desc);
};
struct ptlrpc_sec_policy {
atomic_t ps_nctx;
/** unique identifier */
int ps_id;
- struct sptlrpc_flavor ps_flvr;
- enum lustre_sec_part ps_part;
- /** after set, no more new context will be created */
- unsigned int ps_dying:1;
- /** owning import */
- struct obd_import *ps_import;
+ struct sptlrpc_flavor ps_flvr;
+ enum lustre_sec_part ps_part;
+ /** after set, no more new context will be created */
+ unsigned int ps_dying:1;
+ /** owning import */
+ struct obd_import *ps_import;
spinlock_t ps_lock;
/** next check time of SELinux policy file */
ktime_t ps_sepol_checknext;
static inline int sec_is_reverse(struct ptlrpc_sec *sec)
{
- return (sec->ps_flvr.sf_flags & PTLRPC_SEC_FL_REVERSE);
+ return (sec->ps_flvr.sf_flags & PTLRPC_SEC_FL_REVERSE);
}
static inline int sec_is_rootonly(struct ptlrpc_sec *sec)
{
- return (sec->ps_flvr.sf_flags & PTLRPC_SEC_FL_ROOTONLY);
+ return (sec->ps_flvr.sf_flags & PTLRPC_SEC_FL_ROOTONLY);
}
#define LUSTRE_MAX_GROUPS (128)
struct ptlrpc_user_desc {
- __u32 pud_uid;
- __u32 pud_gid;
- __u32 pud_fsuid;
- __u32 pud_fsgid;
- __u32 pud_cap;
- __u32 pud_ngroups;
- __u32 pud_groups[0];
+ __u32 pud_uid;
+ __u32 pud_gid;
+ __u32 pud_fsuid;
+ __u32 pud_fsgid;
+ __u32 pud_cap;
+ __u32 pud_ngroups;
+ __u32 pud_groups[0];
};
/*
* bulk flavors
*/
enum sptlrpc_bulk_hash_alg {
- BULK_HASH_ALG_NULL = 0,
- BULK_HASH_ALG_ADLER32,
- BULK_HASH_ALG_CRC32,
- BULK_HASH_ALG_MD5,
- BULK_HASH_ALG_SHA1,
- BULK_HASH_ALG_SHA256,
- BULK_HASH_ALG_SHA384,
- BULK_HASH_ALG_SHA512,
- BULK_HASH_ALG_MAX
+ BULK_HASH_ALG_NULL = 0,
+ BULK_HASH_ALG_ADLER32,
+ BULK_HASH_ALG_CRC32,
+ BULK_HASH_ALG_MD5,
+ BULK_HASH_ALG_SHA1,
+ BULK_HASH_ALG_SHA256,
+ BULK_HASH_ALG_SHA384,
+ BULK_HASH_ALG_SHA512,
+ BULK_HASH_ALG_MAX
};
-const char * sptlrpc_get_hash_name(__u8 hash_alg);
+const char *sptlrpc_get_hash_name(__u8 hash_alg);
__u8 sptlrpc_get_hash_alg(const char *algname);
enum {
- BSD_FL_ERR = 1,
+ BSD_FL_ERR = 1,
};
struct ptlrpc_bulk_sec_desc {
- __u8 bsd_version; /* 0 */
- __u8 bsd_type; /* SPTLRPC_BULK_XXX */
- __u8 bsd_svc; /* SPTLRPC_BULK_SVC_XXXX */
- __u8 bsd_flags; /* flags */
- __u32 bsd_nob; /* nob of bulk data */
- __u8 bsd_data[0]; /* policy-specific token */
+ __u8 bsd_version; /* 0 */
+ __u8 bsd_type; /* SPTLRPC_BULK_XXX */
+ __u8 bsd_svc; /* SPTLRPC_BULK_SVC_XXXX */
+ __u8 bsd_flags; /* flags */
+ __u32 bsd_nob; /* nob of bulk data */
+ __u8 bsd_data[0]; /* policy-specific token */
};
extern struct dentry *sptlrpc_debugfs_dir;
*/
static inline int size_roundup_power2(int size)
{
- size--;
- size |= size >> 1;
- size |= size >> 2;
- size |= size >> 4;
- size |= size >> 8;
- size |= size >> 16;
- size++;
- return size;
+ size--;
+ size |= size >> 1;
+ size |= size >> 2;
+ size |= size >> 4;
+ size |= size >> 8;
+ size |= size >> 16;
+ size++;
+ return size;
}
/*
* internal support libraries
*/
-void _sptlrpc_enlarge_msg_inplace(struct lustre_msg *msg,
- int segment, int newsize);
+void _sptlrpc_enlarge_msg_inplace(struct lustre_msg *msg, int segment,
+ int newsize);
/*
* security policies
__u32 sptlrpc_name2flavor_base(const char *name);
const char *sptlrpc_flavor2name_base(__u32 flvr);
-char *sptlrpc_flavor2name_bulk(struct sptlrpc_flavor *sf,
- char *buf, int bufsize);
+char *sptlrpc_flavor2name_bulk(struct sptlrpc_flavor *sf, char *buf,
+ int bufsize);
char *sptlrpc_flavor2name(struct sptlrpc_flavor *sf, char *buf, int bufsize);
char *sptlrpc_secflags2str(__u32 flags, char *buf, int bufsize);
static inline
unsigned long cli_ctx_status(struct ptlrpc_cli_ctx *ctx)
{
- return (ctx->cc_flags & PTLRPC_CTX_STATUS_MASK);
+ return (ctx->cc_flags & PTLRPC_CTX_STATUS_MASK);
}
static inline
int cli_ctx_is_ready(struct ptlrpc_cli_ctx *ctx)
{
- return (cli_ctx_status(ctx) == PTLRPC_CTX_UPTODATE);
+ return (cli_ctx_status(ctx) == PTLRPC_CTX_UPTODATE);
}
static inline
int cli_ctx_is_refreshed(struct ptlrpc_cli_ctx *ctx)
{
- return (cli_ctx_status(ctx) != 0);
+ return (cli_ctx_status(ctx) != 0);
}
static inline
int cli_ctx_is_uptodate(struct ptlrpc_cli_ctx *ctx)
{
- return ((ctx->cc_flags & PTLRPC_CTX_UPTODATE) != 0);
+ return ((ctx->cc_flags & PTLRPC_CTX_UPTODATE) != 0);
}
static inline
int cli_ctx_is_error(struct ptlrpc_cli_ctx *ctx)
{
- return ((ctx->cc_flags & PTLRPC_CTX_ERROR) != 0);
+ return ((ctx->cc_flags & PTLRPC_CTX_ERROR) != 0);
}
static inline
int cli_ctx_is_dead(struct ptlrpc_cli_ctx *ctx)
{
- return ((ctx->cc_flags & (PTLRPC_CTX_DEAD | PTLRPC_CTX_ERROR)) != 0);
+ return ((ctx->cc_flags & (PTLRPC_CTX_DEAD | PTLRPC_CTX_ERROR)) != 0);
}
static inline
int cli_ctx_is_eternal(struct ptlrpc_cli_ctx *ctx)
{
- return ((ctx->cc_flags & PTLRPC_CTX_ETERNAL) != 0);
+ return ((ctx->cc_flags & PTLRPC_CTX_ETERNAL) != 0);
}
/*
const struct req_msg_field *field,
int newsize);
int sptlrpc_cli_unwrap_early_reply(struct ptlrpc_request *req,
- struct ptlrpc_request **req_ret);
+ struct ptlrpc_request **req_ret);
void sptlrpc_cli_finish_early_reply(struct ptlrpc_request *early_req);
void sptlrpc_request_out_callback(struct ptlrpc_request *req);
* exported higher interface of import & request
*/
int sptlrpc_import_sec_adapt(struct obd_import *imp,
- struct ptlrpc_svc_ctx *ctx,
- struct sptlrpc_flavor *flvr);
+ struct ptlrpc_svc_ctx *ctx,
+ struct sptlrpc_flavor *flvr);
struct ptlrpc_sec *sptlrpc_import_sec_ref(struct obd_import *imp);
void sptlrpc_import_sec_put(struct obd_import *imp);
void sptlrpc_gc_add_ctx(struct ptlrpc_cli_ctx *ctx);
/* misc */
-const char * sec2target_str(struct ptlrpc_sec *sec);
+const char *sec2target_str(struct ptlrpc_sec *sec);
int sptlrpc_lprocfs_cliobd_attach(struct obd_device *obd);
/*
* server side
*/
enum secsvc_accept_res {
- SECSVC_OK = 0,
- SECSVC_COMPLETE,
- SECSVC_DROP,
+ SECSVC_OK = 0,
+ SECSVC_COMPLETE,
+ SECSVC_DROP,
};
int sptlrpc_svc_unwrap_request(struct ptlrpc_request *req);
void sptlrpc_svc_ctx_invalidate(struct ptlrpc_request *req);
int sptlrpc_target_export_check(struct obd_export *exp,
- struct ptlrpc_request *req);
+ struct ptlrpc_request *req);
void sptlrpc_target_update_exp_flavor(struct obd_device *obd,
- struct sptlrpc_rule_set *rset);
+ struct sptlrpc_rule_set *rset);
/*
* context and reverse context
int pool_is_at_full_capacity(void);
int sptlrpc_cli_wrap_bulk(struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ struct ptlrpc_bulk_desc *desc);
int sptlrpc_cli_unwrap_bulk_read(struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc,
- int nob);
+ struct ptlrpc_bulk_desc *desc, int nob);
int sptlrpc_cli_unwrap_bulk_write(struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ struct ptlrpc_bulk_desc *desc);
#ifdef HAVE_SERVER_SUPPORT
int sptlrpc_svc_prep_bulk(struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ struct ptlrpc_bulk_desc *desc);
int sptlrpc_svc_wrap_bulk(struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ struct ptlrpc_bulk_desc *desc);
int sptlrpc_svc_unwrap_bulk(struct ptlrpc_request *req,
- struct ptlrpc_bulk_desc *desc);
+ struct ptlrpc_bulk_desc *desc);
#endif
/* bulk helpers (internal use only by policies) */
int sptlrpc_get_bulk_checksum(struct ptlrpc_bulk_desc *desc, __u8 alg,
- void *buf, int buflen);
+ void *buf, int buflen);
int bulk_sec_desc_unpack(struct lustre_msg *msg, int offset, int swabbed);
/* user descriptor helpers */
static inline int sptlrpc_user_desc_size(int ngroups)
{
- return sizeof(struct ptlrpc_user_desc) + ngroups * sizeof(__u32);
+ return sizeof(struct ptlrpc_user_desc) + ngroups * sizeof(__u32);
}
int sptlrpc_current_user_desc_size(void);
git://git.whamcloud.com / fs / lustre-release.git / commitdiff