Annotation of embedaddon/iperf/src/iperf_error.c, revision 1.1.1.2
1.1 misho 1: /*
1.1.1.2 ! misho 2: * iperf, Copyright (c) 2014-2020, The Regents of the University of
1.1 misho 3: * California, through Lawrence Berkeley National Laboratory (subject
4: * to receipt of any required approvals from the U.S. Dept. of
5: * Energy). All rights reserved.
6: *
7: * If you have questions about your rights to use or distribute this
8: * software, please contact Berkeley Lab's Technology Transfer
9: * Department at TTD@lbl.gov.
10: *
11: * NOTICE. This software is owned by the U.S. Department of Energy.
12: * As such, the U.S. Government has been granted for itself and others
13: * acting on its behalf a paid-up, nonexclusive, irrevocable,
14: * worldwide license in the Software to reproduce, prepare derivative
15: * works, and perform publicly and display publicly. Beginning five
16: * (5) years after the date permission to assert copyright is obtained
17: * from the U.S. Department of Energy, and subject to any subsequent
18: * five (5) year renewals, the U.S. Government is granted for itself
19: * and others acting on its behalf a paid-up, nonexclusive,
20: * irrevocable, worldwide license in the Software to reproduce,
21: * prepare derivative works, distribute copies to the public, perform
22: * publicly and display publicly, and to permit others to do so.
23: *
24: * This code is distributed under a BSD style license, see the LICENSE
25: * file for complete information.
26: */
27: #include <stdio.h>
28: #include <errno.h>
29: #include <netdb.h>
30: #include <string.h>
31: #include <stdlib.h>
32: #include <stdarg.h>
33: #include "iperf.h"
34: #include "iperf_api.h"
35:
1.1.1.2 ! misho 36: int gerror;
! 37:
! 38: char iperf_timestrerr[100];
! 39:
1.1 misho 40: /* Do a printf to stderr. */
41: void
42: iperf_err(struct iperf_test *test, const char *format, ...)
43: {
44: va_list argp;
45: char str[1000];
1.1.1.2 ! misho 46: time_t now;
! 47: struct tm *ltm = NULL;
! 48: char *ct = NULL;
! 49:
! 50: /* Timestamp if requested */
! 51: if (test != NULL && test->timestamps) {
! 52: time(&now);
! 53: ltm = localtime(&now);
! 54: strftime(iperf_timestrerr, sizeof(iperf_timestrerr), test->timestamp_format, ltm);
! 55: ct = iperf_timestrerr;
! 56: }
1.1 misho 57:
58: va_start(argp, format);
59: vsnprintf(str, sizeof(str), format, argp);
60: if (test != NULL && test->json_output && test->json_top != NULL)
61: cJSON_AddStringToObject(test->json_top, "error", str);
62: else
1.1.1.2 ! misho 63: if (test && test->outfile && test->outfile != stdout) {
! 64: if (ct) {
! 65: fprintf(test->outfile, "%s", ct);
! 66: }
1.1 misho 67: fprintf(test->outfile, "iperf3: %s\n", str);
68: }
69: else {
1.1.1.2 ! misho 70: if (ct) {
! 71: fprintf(stderr, "%s", ct);
! 72: }
1.1 misho 73: fprintf(stderr, "iperf3: %s\n", str);
74: }
75: va_end(argp);
76: }
77:
78: /* Do a printf to stderr or log file as appropriate, then exit. */
79: void
80: iperf_errexit(struct iperf_test *test, const char *format, ...)
81: {
82: va_list argp;
83: char str[1000];
1.1.1.2 ! misho 84: time_t now;
! 85: struct tm *ltm = NULL;
! 86: char *ct = NULL;
! 87:
! 88: /* Timestamp if requested */
! 89: if (test != NULL && test->timestamps) {
! 90: time(&now);
! 91: ltm = localtime(&now);
! 92: strftime(iperf_timestrerr, sizeof(iperf_timestrerr), "%c ", ltm);
! 93: ct = iperf_timestrerr;
! 94: }
1.1 misho 95:
96: va_start(argp, format);
97: vsnprintf(str, sizeof(str), format, argp);
98: if (test != NULL && test->json_output && test->json_top != NULL) {
99: cJSON_AddStringToObject(test->json_top, "error", str);
100: iperf_json_finish(test);
101: } else
1.1.1.2 ! misho 102: if (test && test->outfile && test->outfile != stdout) {
! 103: if (ct) {
! 104: fprintf(test->outfile, "%s", ct);
! 105: }
1.1 misho 106: fprintf(test->outfile, "iperf3: %s\n", str);
107: }
108: else {
1.1.1.2 ! misho 109: if (ct) {
! 110: fprintf(stderr, "%s", ct);
! 111: }
1.1 misho 112: fprintf(stderr, "iperf3: %s\n", str);
113: }
114: va_end(argp);
115: if (test)
116: iperf_delete_pidfile(test);
117: exit(1);
118: }
119:
120: int i_errno;
121:
122: char *
1.1.1.2 ! misho 123: iperf_strerror(int int_errno)
1.1 misho 124: {
125: static char errstr[256];
126: int len, perr, herr;
127: perr = herr = 0;
128:
129: len = sizeof(errstr);
130: memset(errstr, 0, len);
131:
1.1.1.2 ! misho 132: switch (int_errno) {
1.1 misho 133: case IENONE:
134: snprintf(errstr, len, "no error");
135: break;
136: case IESERVCLIENT:
137: snprintf(errstr, len, "cannot be both server and client");
138: break;
139: case IENOROLE:
140: snprintf(errstr, len, "must either be a client (-c) or server (-s)");
141: break;
142: case IESERVERONLY:
143: snprintf(errstr, len, "some option you are trying to set is server only");
144: break;
145: case IECLIENTONLY:
146: snprintf(errstr, len, "some option you are trying to set is client only");
147: break;
148: case IEDURATION:
149: snprintf(errstr, len, "test duration too long (maximum = %d seconds)", MAX_TIME);
150: break;
151: case IENUMSTREAMS:
152: snprintf(errstr, len, "number of parallel streams too large (maximum = %d)", MAX_STREAMS);
153: break;
154: case IEBLOCKSIZE:
155: snprintf(errstr, len, "block size too large (maximum = %d bytes)", MAX_BLOCKSIZE);
156: break;
157: case IEBUFSIZE:
158: snprintf(errstr, len, "socket buffer size too large (maximum = %d bytes)", MAX_TCP_BUFFER);
159: break;
160: case IEINTERVAL:
161: snprintf(errstr, len, "invalid report interval (min = %g, max = %g seconds)", MIN_INTERVAL, MAX_INTERVAL);
162: break;
1.1.1.2 ! misho 163: case IEBIND: /* UNUSED */
1.1 misho 164: snprintf(errstr, len, "--bind must be specified to use --cport");
165: break;
166: case IEUDPBLOCKSIZE:
1.1.1.2 ! misho 167: snprintf(errstr, len, "block size invalid (minimum = %d bytes, maximum = %d bytes)", MIN_UDP_BLOCKSIZE, MAX_UDP_BLOCKSIZE);
! 168: break;
! 169: case IEBADTOS:
! 170: snprintf(errstr, len, "bad TOS value (must be between 0 and 255 inclusive)");
! 171: break;
! 172: case IESETCLIENTAUTH:
! 173: snprintf(errstr, len, "you must specify a username, password, and path to a valid RSA public key");
1.1 misho 174: break;
1.1.1.2 ! misho 175: case IESETSERVERAUTH:
! 176: snprintf(errstr, len, "you must specify a path to a valid RSA private key and a user credential file");
! 177: break;
! 178: case IEBADFORMAT:
! 179: snprintf(errstr, len, "bad format specifier (valid formats are in the set [kmgtKMGT])");
! 180: break;
! 181: case IEBADPORT:
! 182: snprintf(errstr, len, "port number must be between 1 and 65535 inclusive");
1.1 misho 183: break;
184: case IEMSS:
185: snprintf(errstr, len, "TCP MSS too large (maximum = %d bytes)", MAX_MSS);
186: break;
187: case IENOSENDFILE:
188: snprintf(errstr, len, "this OS does not support sendfile");
189: break;
190: case IEOMIT:
191: snprintf(errstr, len, "bogus value for --omit");
192: break;
193: case IEUNIMP:
194: snprintf(errstr, len, "an option you are trying to set is not implemented yet");
195: break;
196: case IEFILE:
197: snprintf(errstr, len, "unable to open -F file");
198: perr = 1;
199: break;
200: case IEBURST:
201: snprintf(errstr, len, "invalid burst count (maximum = %d)", MAX_BURST);
202: break;
203: case IEENDCONDITIONS:
204: snprintf(errstr, len, "only one test end condition (-t, -n, -k) may be specified");
205: break;
206: case IELOGFILE:
207: snprintf(errstr, len, "unable to open log file");
208: perr = 1;
209: break;
210: case IENOSCTP:
211: snprintf(errstr, len, "no SCTP support available");
212: break;
213: case IENEWTEST:
214: snprintf(errstr, len, "unable to create a new test");
215: perr = 1;
216: break;
217: case IEINITTEST:
218: snprintf(errstr, len, "test initialization failed");
219: perr = 1;
220: break;
1.1.1.2 ! misho 221: case IEAUTHTEST:
! 222: snprintf(errstr, len, "test authorization failed");
! 223: break;
1.1 misho 224: case IELISTEN:
225: snprintf(errstr, len, "unable to start listener for connections");
1.1.1.2 ! misho 226: herr = 1;
1.1 misho 227: perr = 1;
228: break;
229: case IECONNECT:
230: snprintf(errstr, len, "unable to connect to server");
231: perr = 1;
1.1.1.2 ! misho 232: herr = 1;
1.1 misho 233: break;
234: case IEACCEPT:
235: snprintf(errstr, len, "unable to accept connection from client");
236: herr = 1;
237: perr = 1;
238: break;
239: case IESENDCOOKIE:
240: snprintf(errstr, len, "unable to send cookie to server");
241: perr = 1;
242: break;
243: case IERECVCOOKIE:
244: snprintf(errstr, len, "unable to receive cookie at server");
245: perr = 1;
246: break;
247: case IECTRLWRITE:
248: snprintf(errstr, len, "unable to write to the control socket");
249: perr = 1;
250: break;
251: case IECTRLREAD:
252: snprintf(errstr, len, "unable to read from the control socket");
253: perr = 1;
254: break;
255: case IECTRLCLOSE:
256: snprintf(errstr, len, "control socket has closed unexpectedly");
257: break;
258: case IEMESSAGE:
259: snprintf(errstr, len, "received an unknown control message");
260: break;
261: case IESENDMESSAGE:
262: snprintf(errstr, len, "unable to send control message");
263: perr = 1;
264: break;
265: case IERECVMESSAGE:
266: snprintf(errstr, len, "unable to receive control message");
267: perr = 1;
268: break;
269: case IESENDPARAMS:
270: snprintf(errstr, len, "unable to send parameters to server");
271: perr = 1;
272: break;
273: case IERECVPARAMS:
274: snprintf(errstr, len, "unable to receive parameters from client");
275: perr = 1;
276: break;
277: case IEPACKAGERESULTS:
278: snprintf(errstr, len, "unable to package results");
279: perr = 1;
280: break;
281: case IESENDRESULTS:
282: snprintf(errstr, len, "unable to send results");
283: perr = 1;
284: break;
285: case IERECVRESULTS:
286: snprintf(errstr, len, "unable to receive results");
287: perr = 1;
288: break;
289: case IESELECT:
290: snprintf(errstr, len, "select failed");
291: perr = 1;
292: break;
293: case IECLIENTTERM:
294: snprintf(errstr, len, "the client has terminated");
295: break;
296: case IESERVERTERM:
297: snprintf(errstr, len, "the server has terminated");
298: break;
299: case IEACCESSDENIED:
300: snprintf(errstr, len, "the server is busy running a test. try again later");
301: break;
302: case IESETNODELAY:
303: snprintf(errstr, len, "unable to set TCP/SCTP NODELAY");
304: perr = 1;
305: break;
306: case IESETMSS:
307: snprintf(errstr, len, "unable to set TCP/SCTP MSS");
308: perr = 1;
309: break;
310: case IESETBUF:
311: snprintf(errstr, len, "unable to set socket buffer size");
312: perr = 1;
313: break;
314: case IESETTOS:
315: snprintf(errstr, len, "unable to set IP TOS");
316: perr = 1;
317: break;
318: case IESETCOS:
319: snprintf(errstr, len, "unable to set IPv6 traffic class");
320: perr = 1;
321: break;
322: case IESETFLOW:
323: snprintf(errstr, len, "unable to set IPv6 flow label");
324: break;
325: case IEREUSEADDR:
326: snprintf(errstr, len, "unable to reuse address on socket");
327: perr = 1;
328: break;
329: case IENONBLOCKING:
330: snprintf(errstr, len, "unable to set socket to non-blocking");
331: perr = 1;
332: break;
333: case IESETWINDOWSIZE:
334: snprintf(errstr, len, "unable to set socket window size");
335: perr = 1;
336: break;
337: case IEPROTOCOL:
338: snprintf(errstr, len, "protocol does not exist");
339: break;
340: case IEAFFINITY:
341: snprintf(errstr, len, "unable to set CPU affinity");
342: perr = 1;
343: break;
344: case IEDAEMON:
345: snprintf(errstr, len, "unable to become a daemon");
346: perr = 1;
347: break;
348: case IECREATESTREAM:
349: snprintf(errstr, len, "unable to create a new stream");
350: herr = 1;
351: perr = 1;
352: break;
353: case IEINITSTREAM:
354: snprintf(errstr, len, "unable to initialize stream");
355: herr = 1;
356: perr = 1;
357: break;
358: case IESTREAMLISTEN:
359: snprintf(errstr, len, "unable to start stream listener");
1.1.1.2 ! misho 360: herr = 1;
1.1 misho 361: perr = 1;
362: break;
363: case IESTREAMCONNECT:
364: snprintf(errstr, len, "unable to connect stream");
365: herr = 1;
366: perr = 1;
367: break;
368: case IESTREAMACCEPT:
369: snprintf(errstr, len, "unable to accept stream connection");
370: perr = 1;
371: break;
372: case IESTREAMWRITE:
373: snprintf(errstr, len, "unable to write to stream socket");
374: perr = 1;
375: break;
376: case IESTREAMREAD:
377: snprintf(errstr, len, "unable to read from stream socket");
378: perr = 1;
379: break;
380: case IESTREAMCLOSE:
381: snprintf(errstr, len, "stream socket has closed unexpectedly");
382: break;
383: case IESTREAMID:
384: snprintf(errstr, len, "stream has an invalid id");
385: break;
386: case IENEWTIMER:
387: snprintf(errstr, len, "unable to create new timer");
388: perr = 1;
389: break;
390: case IEUPDATETIMER:
391: snprintf(errstr, len, "unable to update timer");
392: perr = 1;
393: break;
394: case IESETCONGESTION:
395: snprintf(errstr, len, "unable to set TCP_CONGESTION: "
396: "Supplied congestion control algorithm not supported on this host");
397: break;
398: case IEPIDFILE:
399: snprintf(errstr, len, "unable to write PID file");
400: perr = 1;
401: break;
402: case IEV6ONLY:
403: snprintf(errstr, len, "Unable to set/reset IPV6_V6ONLY");
404: perr = 1;
405: break;
406: case IESETSCTPDISABLEFRAG:
407: snprintf(errstr, len, "unable to set SCTP_DISABLE_FRAGMENTS");
408: perr = 1;
409: break;
410: case IESETSCTPNSTREAM:
411: snprintf(errstr, len, "unable to set SCTP_INIT num of SCTP streams\n");
412: perr = 1;
413: break;
414: case IESETPACING:
415: snprintf(errstr, len, "unable to set socket pacing");
416: perr = 1;
417: break;
1.1.1.2 ! misho 418: case IESETBUF2:
! 419: snprintf(errstr, len, "socket buffer size not set correctly");
! 420: break;
! 421: case IEREVERSEBIDIR:
! 422: snprintf(errstr, len, "cannot be both reverse and bidirectional");
! 423: break;
! 424: case IETOTALRATE:
! 425: snprintf(errstr, len, "total required bandwidth is larger than server limit");
! 426: break;
! 427: default:
! 428: snprintf(errstr, len, "int_errno=%d", int_errno);
! 429: perr = 1;
! 430: break;
1.1 misho 431: }
432:
1.1.1.2 ! misho 433: /* Append the result of strerror() or gai_strerror() if appropriate */
1.1 misho 434: if (herr || perr)
435: strncat(errstr, ": ", len - strlen(errstr) - 1);
1.1.1.2 ! misho 436: if (errno && perr)
1.1 misho 437: strncat(errstr, strerror(errno), len - strlen(errstr) - 1);
1.1.1.2 ! misho 438: else if (herr && gerror) {
! 439: strncat(errstr, gai_strerror(gerror), len - strlen(errstr) - 1);
! 440: gerror = 0;
1.1 misho 441: }
442:
443: return errstr;
444: }
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