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Commit d5497fc6 authored by J. Bruce Fields's avatar J. Bruce Fields
Browse files

nfsd4: move rq_flavor into svc_cred 



Move the rq_flavor into struct svc_cred, and use it in setclientid and
exchange_id comparisons as well.

Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 8fbba96e

fs/nfsd/auth.c

+1 −1
Original line number Diff line number Diff line
@@ -10,7 +10,7 @@ int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp) 
	struct exp_flavor_info *end = exp->ex_flavors + exp->ex_nflavors;



	for (f = exp->ex_flavors; f < end; f++) {

		if (f->pseudoflavor == rqstp->rq_flavor)

		if (f->pseudoflavor == rqstp->rq_cred.cr_flavor)

			return f->flags;

	}

	return exp->ex_flags;

fs/nfsd/export.c

+3 −3
Original line number Diff line number Diff line
@@ -904,13 +904,13 @@ __be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp) 
		return 0;

	/* ip-address based client; check sec= export option: */

	for (f = exp->ex_flavors; f < end; f++) {

		if (f->pseudoflavor == rqstp->rq_flavor)

		if (f->pseudoflavor == rqstp->rq_cred.cr_flavor)

			return 0;

	}

	/* defaults in absence of sec= options: */

	if (exp->ex_nflavors == 0) {

		if (rqstp->rq_flavor == RPC_AUTH_NULL ||

		    rqstp->rq_flavor == RPC_AUTH_UNIX)

		if (rqstp->rq_cred.cr_flavor == RPC_AUTH_NULL ||

		    rqstp->rq_cred.cr_flavor == RPC_AUTH_UNIX)

			return 0;

	}

	return nfserr_wrongsec;

fs/nfsd/nfs4idmap.c

+2 −2
Original line number Diff line number Diff line
@@ -605,7 +605,7 @@ numeric_name_to_id(struct svc_rqst *rqstp, int type, const char *name, u32 namel 
static __be32

do_name_to_id(struct svc_rqst *rqstp, int type, const char *name, u32 namelen, uid_t *id)

{

	if (nfs4_disable_idmapping && rqstp->rq_flavor < RPC_AUTH_GSS)

	if (nfs4_disable_idmapping && rqstp->rq_cred.cr_flavor < RPC_AUTH_GSS)

		if (numeric_name_to_id(rqstp, type, name, namelen, id))

			return 0;

		/*
@@ -618,7 +618,7 @@ do_name_to_id(struct svc_rqst *rqstp, int type, const char *name, u32 namelen, u 
static int

do_id_to_name(struct svc_rqst *rqstp, int type, uid_t id, char *name)

{

	if (nfs4_disable_idmapping && rqstp->rq_flavor < RPC_AUTH_GSS)

	if (nfs4_disable_idmapping && rqstp->rq_cred.cr_flavor < RPC_AUTH_GSS)

		return sprintf(name, "%u", id);

	return idmap_id_to_name(rqstp, type, id, name);

}

fs/nfsd/nfs4state.c

+3 −3
Original line number Diff line number Diff line
@@ -1177,6 +1177,7 @@ static int copy_cred(struct svc_cred *target, struct svc_cred *source) 
			return -ENOMEM;

	} else

		target->cr_principal = NULL;

	target->cr_flavor = source->cr_flavor;

	target->cr_uid = source->cr_uid;

	target->cr_gid = source->cr_gid;

	target->cr_group_info = source->cr_group_info;
@@ -1213,11 +1214,11 @@ static bool groups_equal(struct group_info *g1, struct group_info *g2) 
	return true;

}



/* XXX what about NGROUP */

static int

same_creds(struct svc_cred *cr1, struct svc_cred *cr2)

{

	if ((cr1->cr_uid != cr2->cr_uid)

	if ((cr1->cr_flavor != cr2->cr_flavor)

		|| (cr1->cr_uid != cr2->cr_uid)

		|| (cr1->cr_gid != cr2->cr_gid)

		|| !groups_equal(cr1->cr_group_info, cr2->cr_group_info))

		return false;
@@ -1299,7 +1300,6 @@ static struct nfs4_client *create_client(struct xdr_netobj name, char *recdir, 
	rpc_init_wait_queue(&clp->cl_cb_waitq, "Backchannel slot table");

	copy_verf(clp, verf);

	rpc_copy_addr((struct sockaddr *) &clp->cl_addr, sa);

	clp->cl_flavor = rqstp->rq_flavor;

	gen_confirm(clp);

	clp->cl_cb_session = NULL;

	return clp;

include/linux/sunrpc/svc.h

+0 −1
Original line number Diff line number Diff line
@@ -232,7 +232,6 @@ struct svc_rqst { 
	struct svc_pool *	rq_pool;	/* thread pool */

	struct svc_procedure *	rq_procinfo;	/* procedure info */

	struct auth_ops *	rq_authop;	/* authentication flavour */

	u32			rq_flavor;	/* pseudoflavor */

	struct svc_cred		rq_cred;	/* auth info */

	void *			rq_xprt_ctxt;	/* transport specific context ptr */

	struct svc_deferred_req*rq_deferred;	/* deferred request we are replaying */