diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/nfs/tst.call.c')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/nfs/tst.call.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/nfs/tst.call.c b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/nfs/tst.call.c new file mode 100644 index 0000000..6194c58 --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/nfs/tst.call.c @@ -0,0 +1,120 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include <strings.h> +#include <rpc/rpc.h> + +#include "rpcsvc/nfs4_prot.h" + +int nfs4_skip_bytes; + +/* + * The waiting() function returns the value passed in, until something + * external modifies it. In this case, the D script tst.call.d will + * modify the value of *a, and thus break the while loop in dotest(). + * + * This serves the purpose of not making the RPC calls until tst.call.d + * is active. Thus, the probes in tst.call.d can fire as a result of + * the RPC call in dotest(). + */ + +int +waiting(volatile int *a) +{ + return (*a); +} + +int +dotest(void) +{ + CLIENT *client; + AUTH *auth; + COMPOUND4args args; + COMPOUND4res res; + enum clnt_stat status; + struct timeval timeout; + nfs_argop4 arg[1]; + char *tag = "dtrace test"; + volatile int a = 0; + + while (waiting(&a) == 0) + continue; + + timeout.tv_sec = 30; + timeout.tv_usec = 0; + + client = clnt_create("localhost", NFS4_PROGRAM, NFS_V4, "tcp"); + if (client == NULL) { + clnt_pcreateerror("test"); + return (1); + } + auth = authsys_create_default(); + client->cl_auth = auth; + args.minorversion = 0; + args.tag.utf8string_len = strlen(tag); + args.tag.utf8string_val = tag; + args.argarray.argarray_len = sizeof (arg) / sizeof (nfs_argop4); + args.argarray.argarray_val = arg; + + arg[0].argop = OP_PUTROOTFH; + /* no need to manipulate nfs_argop4_u */ + + bzero(&res, sizeof (res)); + + status = clnt_call(client, NFSPROC4_COMPOUND, + xdr_COMPOUND4args, (caddr_t)&args, + xdr_COMPOUND4res, (caddr_t)&res, + timeout); + if (status != RPC_SUCCESS) { + clnt_perror(client, "test"); + return (2); + } + + return (0); +} + +/*ARGSUSED*/ +int +main(int argc, char **argv) +{ + char shareline[BUFSIZ], unshareline[BUFSIZ]; + int rc; + + (void) snprintf(shareline, sizeof (shareline), + "mkdir /tmp/nfsv4test.%d ; share /tmp/nfsv4test.%d", getpid(), + getpid()); + (void) snprintf(unshareline, sizeof (unshareline), + "unshare /tmp/nfsv4test.%d ; rmdir /tmp/nfsv4test.%d", getpid(), + getpid()); + + (void) system(shareline); + rc = dotest(); + (void) system(unshareline); + + return (rc); +} |