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1.1 root 1: /* @(#)test8.c 1.4 90/01/03 NFS Rev 2 Testsuite
2: * 1.4 Lachman ONC Test Suite source
3: *
4: * Test symlink, readlink
5: *
6: * Uses the following important system calls against the server:
7: *
8: * chdir()
9: * mkdir() (for initial directory creation if not -m)
10: * creat()
11: * symlink()
12: * readlink()
13: * lstat()
14: * unlink()
15: */
16:
17: #include <sys/param.h>
18: #ifndef major
19: #include <sys/types.h>
20: #endif
21: #ifdef SVR3
22: #include <sys/fs/nfs/time.h>
23: #else
24: #include <sys/time.h>
25: #endif
26: #include <sys/stat.h>
27: #include <sys/errno.h>
28: #include <stdio.h>
29: #include "tests.h"
30:
31: int Tflag = 0; /* print timing */
32: int Hflag = 0; /* print help message */
33: int Fflag = 0; /* test function only; set count to 1, negate -t */
34: int Nflag = 0; /* Suppress directory operations */
35:
36: #define SNAME "/this/is/a/symlink" /* symlink prefix */
37:
38: usage()
39: {
40: fprintf(stdout, "usage: %s [-htfn] [files count fname sname]\n", Myname);
41: fprintf(stdout, " Flags: h Help - print this usage info\n");
42: fprintf(stdout, " t Print execution time statistics\n");
43: fprintf(stdout, " f Test function only (negate -t)\n");
44: fprintf(stdout, " n Suppress test directory create operations\n");
45: }
46:
47: main(argc, argv)
48: int argc;
49: char *argv[];
50: {
51: int files = 10; /* number of files in each dir */
52: int fi;
53: int count = 20; /* times to do each file */
54: int ct;
55: int totfiles = 0;
56: int totdirs = 0;
57: char *fname = FNAME;
58: char *sname = SNAME;
59: struct timeval time;
60: char str[MAXPATHLEN];
61: char new[MAXPATHLEN];
62: char buf[MAXPATHLEN];
63: int ret;
64: struct stat statb;
65: char *opts;
66:
67: umask(0);
68: setbuf(stdout, NULL);
69: Myname = *argv++;
70: argc--;
71: while (argc && **argv == '-') {
72: for (opts = &argv[0][1]; *opts; opts++) {
73: switch (*opts) {
74: case 'h': /* help */
75: usage();
76: exit(1);
77:
78: case 't': /* time */
79: Tflag++;
80: break;
81:
82: case 'f': /* funtionality */
83: Fflag++;
84: break;
85:
86: case 'n': /* No Test Directory create */
87: Nflag++;
88: break;
89:
90: default:
91: error("unknown option '%c'", *opts);
92: usage();
93: exit(1);
94: }
95: }
96: argc--;
97: argv++;
98: }
99:
100: if (argc) {
101: files = getparm(*argv, 1, "files");
102: argv++;
103: argc--;
104: }
105: if (argc) {
106: count = getparm(*argv, 1, "count");
107: argv++;
108: argc--;
109: }
110: if (argc) {
111: fname = *argv;
112: argv++;
113: argc--;
114: }
115: if (argc) {
116: sname = *argv;
117: argv++;
118: argc--;
119: }
120: if (argc) {
121: usage();
122: exit(1);
123: }
124:
125: #ifndef S_IFLNK
126: fprintf(stdout, "\
127: %s: symlink and readlink not supported on this client\n", Myname);
128: #else /* S_IFLNK */
129: if (Fflag) {
130: Tflag = 0;
131: count = 1;
132: }
133:
134: if (!Nflag)
135: testdir(NULL);
136: else
137: mtestdir(NULL);
138:
139: fprintf(stdout, "%s: symlink and readlink\n", Myname);
140:
141: if (Tflag) {
142: starttime();
143: }
144:
145: for (ct = 0; ct < count; ct++) {
146: for (fi = 0; fi < files; fi++) {
147: sprintf(str, "%s%d", fname, fi);
148: sprintf(new, "%s%d", sname, fi);
149: if (symlink(new, str) < 0) {
150: error("can't make symlink %s", str);
151: if (errno == EOPNOTSUPP)
152: complete();
153: else
154: exit(1);
155: }
156: if (lstat(str, &statb) < 0) {
157: error("can't stat %s after symlink", str);
158: exit(1);
159: }
160: if ((statb.st_mode & S_IFMT) != S_IFLNK) {
161: error("mode of %s not symlink");
162: exit(1);
163: }
164: if ((ret = readlink(str, buf, MAXPATHLEN))
165: != strlen(new)) {
166: error("readlink %s ret %d, expect %d",
167: str, ret, strlen(new));
168: exit(1);
169: }
170: if (strncmp(new, buf, ret) != NULL) {
171: error("readlink %s returned bad linkname",
172: str);
173: exit(1);
174: }
175: if (unlink(str) < 0) {
176: error("can't unlink %s", str);
177: exit(1);
178: }
179: }
180: }
181:
182: if (Tflag) {
183: endtime(&time);
184: }
185: fprintf(stdout, "\t%d symlinks and readlinks on %d files",
186: files * count * 2, files);
187: if (Tflag) {
188: fprintf(stdout, " in %d.%-2d seconds",
189: time.tv_sec, time.tv_usec / 10000);
190: }
191: fprintf(stdout, "\n");
192: #endif /* S_IFLNK */
193: complete();
194: }
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