/* * Copyright 2000, International Business Machines Corporation and others. * All Rights Reserved. * * This software has been released under the terms of the IBM Public * License. For details, see the LICENSE file in the top-level source * directory or online at http://www.openafs.org/dl/license10.html */ /* * All Rights Reserved */ #include #include #include #include #include #include #include #include #include #include #include #if defined(AFS_OSF_ENV) || defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) /* For SGI 6.2, this is changed to 1 if it's a 32 bit kernel. */ int afs_icl_sizeofLong = 2; #else int afs_icl_sizeofLong = 1; #endif #if defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) int afs_64bit_kernel = 1; /* Default for 6.2+, and always for 6.1 */ extern int afs_icl_sizeofLong; /* Used in ICL_SIZEHACK() */ #ifdef AFS_SGI62_ENV /* If _SC_KERN_POINTERS not in sysconf, then we can assume a 32 bit abi. */ void set_kernel_sizeof_long(void) { int retval; retval = sysconf(_SC_KERN_POINTERS); if (retval == 64) { afs_64bit_kernel = 1; afs_icl_sizeofLong = 2; } else { afs_64bit_kernel = 0; afs_icl_sizeofLong = 1; } } #endif /* AFS_SGI62_ENV */ #endif /* AFS_SGI61_ENV */ int afs_syscall(long call, long parm0, long parm1, long parm2, long parm3, long parm4, long parm5, long parm6); void dce1_error_inq_text(afs_uint32 status_to_convert, char *error_text, int *status); int icl_CreateSetWithFlags(char *name, struct afs_icl_log *baseLogp, struct afs_icl_log *fatalLogp, afs_uint32 flags, struct afs_icl_set **outSetpp); int icl_LogHold(struct afs_icl_log *logp); int icl_LogUse(struct afs_icl_log *logp); int icl_LogReleNL(struct afs_icl_log *logp); int icl_LogRele(struct afs_icl_log *logp); int icl_ZeroLog(struct afs_icl_log *logp); int icl_LogFreeUse(struct afs_icl_log *logp); #define BUFFER_MULTIPLIER 1024 /* make it big enough to snapshot everything at once, since * decoding takes so long. */ #define IBSIZE 100000 /* default size */ struct logInfo { struct logInfo *nextp; char *name; } *allInfo = 0; char dumpFileName[256] = ""; void RegisterIclDumpFileName(char *name) { (void)sprintf(dumpFileName, "icl.%.250s", name); } /* define globals to use for bulk info */ afs_icl_bulkSetinfo_t *setInfo = (afs_icl_bulkSetinfo_t *) 0; afs_icl_bulkLoginfo_t *logInfo = (afs_icl_bulkLoginfo_t *) 0; struct afs_icl_set *icl_allSets = 0; char *name; /* given a type and an address, get the size of the thing * in words. */ static int icl_GetSize(afs_int32 type, char *addr) { int rsize; int tsize; rsize = 0; ICL_SIZEHACK(type, addr, tsize, rsize); return rsize; } /* Check types in printf string "bufferp", making sure that each * is compatible with the corresponding parameter type described * by typesp. Also watch for prematurely running out of parameters * before the string is gone. */ #if defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) static int CheckTypes(char *bufferp, int *typesp, int typeCount, char *outMsgBuffer) { char tc; int inPercent; int tix; inPercent = 0; tix = 0; for (tc = *bufferp;; outMsgBuffer++, tc = *(++bufferp)) { *outMsgBuffer = tc; if (tc == 0) { /* hit end of string. We win as long as we aren't * in a '%'. */ if (inPercent) return 0; else return 1; } if (tc == '%') { inPercent = 1 - inPercent; continue; } if (inPercent) { if (tc >= '0' && tc <= '9') { /* skip digits in % string */ outMsgBuffer--; continue; } if (tc == 'l') { /* 'l' is a type modifier. */ outMsgBuffer--; continue; } /* otherwise, we've finally gotten to the type-describing * character. Make sure there's a type descriptor, and then * check the type descriptor. */ inPercent = 0; if (tix >= typeCount) return 0; /* no more type descriptors left */ if (tc == 's') { if (typesp[tix] != 1) /* not a string descriptor */ return 0; outMsgBuffer--; *outMsgBuffer = (char)1; } if (tc == 'u' || tc == 'x' || tc == 'd' || tc == 'o') { if (typesp[tix] != 0) return 0; /* not an integer descriptor */ outMsgBuffer--; switch (tc) { case 'd': *outMsgBuffer = (char)2; break; case 'u': *outMsgBuffer = (char)3; break; case 'o': *outMsgBuffer = (char)4; break; case 'x': default: *outMsgBuffer = (char)5; break; } } /* otherwise we're fine, so eat this descriptor */ tix++; } } /* not reached */ } #else /* AFS_SGI61_ENV */ static int CheckTypes(char *bufferp, int *typesp, int typeCount) { char tc; int inPercent; int tix; inPercent = 0; tix = 0; for (tc = *bufferp;; tc = *(++bufferp)) { if (tc == 0) { /* hit end of string. We win as long as we aren't * in a '%'. */ if (inPercent) return 0; else return 1; } if (tc == '%') { inPercent = 1 - inPercent; continue; } if (inPercent) { if (tc >= '0' && tc <= '9') continue; /* skip digits in % string */ /* otherwise, we've finally gotten to the type-describing * character. Make sure there's a type descriptor, and then * check the type descriptor. */ inPercent = 0; if (tix > typeCount) return 0; /* no more type descriptors left */ if (tc == 's' && typesp[tix] != 1) /* not a string descriptor */ return 0; if ((tc == 'u' || tc == 'l' || tc == 'x' || tc == 'd') && (typesp[tix] != 0)) return 0; /* not an integer descriptor */ /* otherwise we're fine, so eat this descriptor */ tix++; } } /* not reached */ } #endif /* AFS_SGI61_ENV */ /* display a single record. * alp points at the first word in the array to be interpreted * rsize gives the # of words in the array */ #if defined(AFS_SGI61_ENV) && !defined(AFS_SGI62_ENV) #define uint64_t long long #endif static void DisplayRecord(FILE *outFilep, afs_int32 *alp, afs_int32 rsize) { char msgBuffer[1024]; #if defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) char outMsgBuffer[1024]; uint64_t tempParam; uint64_t printfParms[ICL_MAXEXPANSION * /* max parms */ 4]; char *printfStrings[ICL_MAXEXPANSION * /* max parms */ 4]; #else /* AFS_SGI61_ENV */ long printfParms[ICL_MAXEXPANSION * /* max parms */ 4]; #endif /* AFS_SGI61_ENV */ int printfTypes[ICL_MAXEXPANSION * 4]; int i; afs_int32 done = 0; afs_int32 temp; int j; int type; int pix; /* index in alp */ int pfpix; /* index in printfParms */ int pftix; /* index in printfTypes */ int status; int printed; /* did we print the string yet? */ time_t tmv; /* decode parameters */ temp = alp[0]; /* type encoded in low-order 24 bits, t0 high */ pix = 4; pfpix = 0; pftix = 0; /* init things */ for (i = 0; i < 4 * ICL_MAXEXPANSION; i++) printfParms[i] = 0; /* decode each parameter, getting addrs for afs_hyper_t and strings */ for (i = 0; !done && i < 4; i++) { type = (temp >> (18 - i * 6)) & 0x3f; switch (type) { case ICL_TYPE_NONE: done = 1; break; case ICL_TYPE_LONG: case ICL_TYPE_POINTER: printfTypes[pftix++] = 0; #if defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) printfParms[pfpix] = alp[pix]; printfParms[pfpix] &= 0xffffffff; if (afs_64bit_kernel) { printfParms[pfpix] <<= 32; printfParms[pfpix] |= alp[pix + 1]; } #elif defined(AFS_OSF_ENV) printfParms[pfpix] = alp[pix + 1]; printfParms[pfpix] |= (alp[pix] <<= 32); #else /* !AFS_OSF_ENV && !AFS_SGI61_ENV */ printfParms[pfpix] = alp[pix]; #endif pfpix++; break; case ICL_TYPE_INT32: printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix]; break; case ICL_TYPE_HYPER: case ICL_TYPE_INT64: printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix]; printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix + 1]; break; case ICL_TYPE_FID: printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix]; printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix + 1]; printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix + 2]; printfTypes[pftix++] = 0; printfParms[pfpix++] = alp[pix + 3]; break; case ICL_TYPE_STRING: printfTypes[pftix++] = 1; #ifdef AFS_SGI64_ENV printfStrings[pfpix++] = (char *)&alp[pix]; #else /* AFS_SGI64_ENV */ #if defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) printfStrings[pfpix++] = (char *)&alp[pix]; #else /* AFS_SGI61_ENV */ printfParms[pfpix++] = (long)&alp[pix]; #endif /* AFS_SGI61_ENV */ #endif /* AFS_SGI64_ENV */ break; case ICL_TYPE_UNIXDATE: tmv = alp[pix]; printfParms[pfpix++] = (long)ctime(&tmv); break; default: printf("DisplayRecord: Bad type %d in decode switch.\n", type); done = 1; break; } if (done) break; pix += icl_GetSize(type, (char *)&alp[pix]); } /* next, try to decode the opcode into a printf string */ dce1_error_inq_text(alp[1], msgBuffer, &status); /* if we got a string back, and it is compatible with the * parms we've got, then print it. */ printed = 0; if (status == 0) { #if defined(AFS_SGI61_ENV) || (defined(AFS_AIX51_ENV) && defined(AFS_64BIT_KERNEL)) if (CheckTypes(msgBuffer, printfTypes, pftix, outMsgBuffer)) { /* we have a string to use, but it ends "(dfs / zcm)", * so we remove the extra gunk. */ j = strlen(outMsgBuffer); if (j > 12) { outMsgBuffer[j - 11] = 0; j -= 11; } pfpix = 0; fprintf(outFilep, "time %d.%06d, pid %u: ", alp[3] / 1000000, alp[3] % 1000000, alp[2]); for (i = 0; i < j; i++) { if ((int)outMsgBuffer[i] > 5) fputc(outMsgBuffer[i], outFilep); else { switch (outMsgBuffer[i]) { case 0: /* done */ break; case 1: /* string */ fprintf(outFilep, "%s", printfStrings[pfpix++]); break; case 2: /* signed integer */ fprintf(outFilep, "%" AFS_INT64_FMT, printfParms[pfpix++]); break; case 3: /* unsigned integer */ fprintf(outFilep, "%llu", printfParms[pfpix++]); break; case 4: /* octal integer */ fprintf(outFilep, "%llo", printfParms[pfpix++]); break; case 5: /* hex integer */ fprintf(outFilep, "%llx", printfParms[pfpix++]); break; default: fprintf(outFilep, "fstrace: Bad char %d in outMsgBuffer for parm %d\n", outMsgBuffer[i], pfpix); fprintf(outFilep, "fstrace: msgBuffer='%s'\n", msgBuffer); break; } } } fprintf(outFilep, "\n"); printed = 1; } #else /* AFS_SGI61_ENV */ if (CheckTypes(msgBuffer, printfTypes, pftix)) { /* we have a string to use, but it ends "(dfs / zcm)", * so we remove the extra gunk. */ j = strlen(msgBuffer); if (j > 12) msgBuffer[j - 11] = 0; fprintf(outFilep, "time %d.%06d, pid %u: ", alp[3] / 1000000, alp[3] % 1000000, alp[2]); fprintf(outFilep, msgBuffer, printfParms[0], printfParms[1], printfParms[2], printfParms[3], printfParms[4], printfParms[5], printfParms[6], printfParms[7], printfParms[8], printfParms[9], printfParms[10], printfParms[11], printfParms[12], printfParms[13], printfParms[14], printfParms[15]); fprintf(outFilep, "\n"); printed = 1; } #endif /* AFS_SGI61_ENV */ else { fprintf(outFilep, "Type mismatch, using raw print.\n"); fprintf(outFilep, "%s", msgBuffer); } } if (!printed) { if (alp[1] == ICL_INFO_TIMESTAMP) { tmv = alp[4]; fprintf(outFilep, "time %d.%06d, pid %u: %s\n", alp[3] / 1000000, alp[3] % 1000000, alp[2], ctime(&tmv)); } else { fprintf(outFilep, "raw op %d, time %d.%06d, pid %u\n", alp[1], alp[3] / 1000000, alp[3] % 1000000, alp[2]); /* now decode each parameter and print it */ pix = 4; done = 0; for (i = 0; !done && i < 4; i++) { type = (temp >> (18 - i * 6)) & 0x3f; switch (type) { case ICL_TYPE_NONE: done = 1; break; case ICL_TYPE_INT32: fprintf(outFilep, "p%d:%d ", i, alp[pix]); break; case ICL_TYPE_LONG: #ifdef AFS_SGI61_ENV tempParam = alp[pix]; tempParam <<= 32; tempParam |= alp[pix + 1]; fprintf(outFilep, "p%d:%" AFS_INT64_FMT " ", i, tempParam); #else /* AFS_SGI61_ENV */ fprintf(outFilep, "p%d:%d ", i, alp[pix]); #endif /* AFS_SGI61_ENV */ break; case ICL_TYPE_POINTER: #ifdef AFS_SGI61_ENV tempParam = alp[pix]; tempParam <<= 32; tempParam |= alp[pix + 1]; fprintf(outFilep, "p%d:0x%llx ", i, tempParam); #else /* AFS_SGI61_ENV */ fprintf(outFilep, "p%d:0x%x ", i, alp[pix]); #endif /* AFS_SGI61_ENV */ break; case ICL_TYPE_HYPER: case ICL_TYPE_INT64: fprintf(outFilep, "p%d:%x.%x ", i, alp[pix], alp[pix + 1]); break; case ICL_TYPE_FID: fprintf(outFilep, "p%d:%d.%d.%d.%d ", i, alp[pix], alp[pix + 1], alp[pix + 2], alp[pix + 3]); break; case ICL_TYPE_STRING: fprintf(outFilep, "p%d:%s ", i, (char *)&alp[pix]); break; case ICL_TYPE_UNIXDATE: tmv = alp[pix]; fprintf(outFilep, "p%d:%s ", i, ctime(&tmv)); break; default: printf ("DisplayRecord: Bad type %d in raw print switch.\n", type); done = 1; break; } if (done) break; pix += icl_GetSize(type, (char *)&alp[pix]); } } fprintf(outFilep, "\n"); /* done with line */ } } #include #ifdef AFS_OSF_ENV #include #endif #include #define FACILITY_CODE_MASK 0xF0000000 #define FACILITY_CODE_SHIFT 28 #define COMPONENT_CODE_MASK 0x0FFFF000 #define COMPONENT_CODE_SHIFT 12 #define STATUS_CODE_MASK 0x00000FFF #define STATUS_CODE_SHIFT 0 #define NO_MESSAGE "THIS IS NOT A MESSAGE" /* * We use NLS message catalog functions to convert numbers to human-readable * strings. The message catalog will be in AFSDIR_DATA_DIR, which is * ${datadir}/openafs with normal paths and /usr/vice/etc (for historical * compatibility) for Transarc paths. */ void dce1_error_inq_text(afs_uint32 status_to_convert, char *error_text, int *status) { unsigned short facility_code; unsigned short component_code; unsigned short status_code; unsigned short i; nl_catd catd; char component_name[4]; char *facility_name; char filename_prefix[7]; char nls_filename[80]; char *message; static char *facility_names[] = { "xxx", "afs" }; /* * set up output status for future error returns */ if (status != NULL) { *status = -1; } /* * check for ok input status */ if (status_to_convert == 0) { if (status != NULL) { *status = 0; } strcpy((char *)error_text, "successful completion"); return; } /* * extract the component, facility and status codes */ facility_code = (status_to_convert & FACILITY_CODE_MASK) >> FACILITY_CODE_SHIFT; component_code = (status_to_convert & COMPONENT_CODE_MASK) >> COMPONENT_CODE_SHIFT; status_code = (status_to_convert & STATUS_CODE_MASK) >> STATUS_CODE_SHIFT; /* * see if this is a recognized facility */ if (facility_code == 0 || facility_code > sizeof(facility_names) / sizeof(char *)) { sprintf((char *)error_text, "status %08x (unknown facility)", status_to_convert); return; } facility_name = facility_names[facility_code - 1]; /* * Convert component name from RAD-50 component code. (Mapping is: * 0 => 'a', ..., 25 => 'z', 26 => '{', 27 => '0', ..., 36 => '9'.) */ component_name[3] = 0; component_name[2] = component_code % 40; component_code /= 40; component_name[1] = component_code % 40; component_name[0] = component_code / 40; for (i = 0; i < 3; i++) { component_name[i] += (component_name[i] <= 26) ? 'a' : ('0' - 27); } sprintf(filename_prefix, "%3s%3s", facility_name, component_name); /* * We do not use the normal NLS message catalog search path since our use * message catalogs isn't a typical use. It wouldn't make sense to * install this special message catalog in with internationalization * catalogs. */ snprintf(nls_filename, sizeof(nls_filename), "%s/C/%s.cat", AFSDIR_CLIENT_DATA_DIRPATH, filename_prefix); catd = catopen(nls_filename, 0); if (catd == (nl_catd) -1) { sprintf((char *)error_text, "status %08x (%s / %s)", status_to_convert, facility_name, component_name); return; } /* * try to get the specified message from the file */ message = (char *)catgets(catd, 1, status_code, NO_MESSAGE); /* * if everything went well, return the resulting message */ if (strcmp(message, NO_MESSAGE) != 0) { sprintf((char *)error_text, "%s (%s / %s)", message, facility_name, component_name); if (status != NULL) { *status = 0; } } else { sprintf((char *)error_text, "status %08x (%s / %s)", status_to_convert, facility_name, component_name); } catclose(catd); } int icl_DumpKernel(FILE *outFilep, char *setname) { afs_int32 bufferSize = 0; afs_int32 *bufferp; afs_int32 i; afs_int32 code, retVal = 0; char tname[64]; afs_int32 nwords; afs_int32 ix; afs_int32 rlength; afs_int32 dummy, dummy2; struct logInfo *lip; /* first, enumerate the logs we're interested in */ if (setname) { int found = 0; /* dump logs for a particular set */ for (i = 0; i < ICL_LOGSPERSET; i++) { code = afs_syscall(AFSCALL_ICL, ICL_OP_ENUMLOGSBYSET, (long)setname, i, (long)tname, sizeof(tname), 0, 0); if (code) { if (errno == EBADF) { continue; /* missing slot, nothing to worry about */ } break; } code = afs_syscall(AFSCALL_ICL, ICL_OP_GETLOGINFO, (long)tname, (long)&dummy, (long)&dummy2, 0, 0, 0); if (code) break; found++; if (dummy > bufferSize) /* find biggest log */ bufferSize = dummy; lip = calloc(1, sizeof(struct logInfo)); lip->nextp = allInfo; allInfo = lip; lip->name = strdup(tname); } i = found; } else { /* dump all logs */ for (i = 0; i < 1000; i++) { code = afs_syscall(AFSCALL_ICL, ICL_OP_ENUMLOGS, i, (long)tname, sizeof(tname), (long)&dummy, 0, 0); if (code) break; if (dummy > bufferSize) /* find biggest log */ bufferSize = dummy; lip = calloc(1, sizeof(struct logInfo)); lip->nextp = allInfo; allInfo = lip; lip->name = strdup(tname); } } if (bufferSize == 0) return -1; bufferp = malloc(sizeof(afs_int32) * bufferSize); if (!bufferp) return -1; fprintf(outFilep, "Found %d logs.\n", i); /* now print out the contents of each log */ for (lip = allInfo; lip; lip = lip->nextp) { fprintf(outFilep, "\nContents of log %s:\n", lip->name); /* read out everything first; gets a more consistent * snapshot. */ nwords = 0; /* total words copied out */ for (i = 0;;) { /* display all the entries in the log */ if (bufferSize - nwords <= 0) break; /* filled whole buffer */ code = afs_syscall(AFSCALL_ICL, ICL_OP_COPYOUT, (long)lip->name, (long)(bufferp + nwords), bufferSize - nwords, (long)&i, 0, 0); if (code < 0) { /* otherwise we've got an error */ fprintf(outFilep, "Returned error %d dumping log.\n", errno); break; } /* otherwise, we have flags in the high order byte, and * a length (in words) in the remainder. */ if ((code >> 24) & ICL_COPYOUTF_MISSEDSOME) fprintf(outFilep, "Log wrapped; data missing.\n"); code &= 0xffffff; if (code == 0) { /* we're done */ break; } nwords += code; i += code; } /* for loop over all cookies */ /* otherwise we should display all of the log entries here. * Note that a record may end in the middle, in which case * we should start over with the cookie value of the start * of that record. */ for (ix = 0; ix < nwords;) { /* start of a record */ rlength = (bufferp[ix] >> 24) & 0xff; if (rlength <= 0) { fprintf(outFilep, "Internal error: 0 length record\n"); retVal = -1; goto done; } /* ensure that entire record fits */ if (ix + rlength > nwords) { /* doesn't fit, adjust cookie and break */ break; } /* print the record */ DisplayRecord(outFilep, &bufferp[ix], rlength); ix += rlength; #ifdef notdef /* obsolete: read entire buffer first */ i += rlength; /* update cookie value, too */ #endif } /* for loop displaying buffer */ } /* for loop over all logs */ done: free(bufferp); return (retVal); } /* clear out log 'name' */ int icl_ClearLog(char *name) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_CLRLOG, (long)name, 0, 0, 0, 0, 0); return code; } /* clear out set 'name' */ int icl_ClearSet(char *name) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_CLRSET, (long)name, 0, 0, 0, 0, 0); return code; } /* clear out all logs */ int icl_ClearAll(void) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_CLRALL, 0, 0, 0, 0, 0, 0); return code; } /* list out all available sets to outFileP */ int icl_ListSets(FILE *outFileP) { int i; afs_int32 code = 0; afs_int32 states; char tname[64]; for (i = 0; i < 1000; i++) { code = afs_syscall(AFSCALL_ICL, ICL_OP_ENUMSETS, i, (long)tname, sizeof(tname), (long)&states, 0, 0); if (code) break; (void)fprintf(outFileP, "%s %s%s%s\n", tname, (states & ICL_SETF_ACTIVE) ? "active" : "inactive", (states & ICL_SETF_FREED) ? " (dormant)" : "", (states & ICL_SETF_PERSISTENT) ? " persistent" : ""); } return 0; } /* list out all available logs to outFileP */ int icl_ListLogs(FILE *outFileP, int int32flg) { int i; int allocated; afs_int32 code = 0; afs_int32 logSize; char tname[64]; for (i = 0; i < 1000; i++) { code = afs_syscall(AFSCALL_ICL, ICL_OP_ENUMLOGS, i, (long)tname, sizeof(tname), (long)&logSize, 0, 0); if (code) break; if (int32flg) { /* get more information on the log */ code = afs_syscall(AFSCALL_ICL, ICL_OP_GETLOGINFO, (long)tname, (long)&logSize, (long)&allocated, 0, 0, 0); if (code) break; (void)fprintf(outFileP, "%s : %d kbytes (%s)\n", tname, logSize / 1024, allocated ? "allocated" : "unallocated"); } else (void)fprintf(outFileP, "%s\n", tname); } return 0; } /* list out all available logs to outFileP */ int icl_ListLogsBySet(FILE *outFileP, char *setname, int int32flg) { int i; afs_int32 code = 0; afs_int32 logSize; int allocated; char tname[64]; for (i = 0; i < ICL_LOGSPERSET; i++) { code = afs_syscall(AFSCALL_ICL, ICL_OP_ENUMLOGSBYSET, (long)setname, i, (long)tname, sizeof(tname), 0, 0); if (code) { if (errno == EBADF) { code = 0; continue; /* missing */ } break; } if (int32flg) { /* get more information on the log */ code = afs_syscall(AFSCALL_ICL, ICL_OP_GETLOGINFO, (long)tname, (long)&logSize, (long)&allocated, 0, 0, 0); if (code) break; (void)fprintf(outFileP, "%s : %d kbytes (%s)\n", tname, logSize / 1024, allocated ? "allocated" : "unallocated"); } else (void)fprintf(outFileP, "%s\n", tname); } return code; } /* activate/deactivate/free specified set */ int icl_ChangeSetState(char *name, afs_int32 op) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_SETSTAT, (long)name, op, 0, 0, 0, 0); return code; } /* activate/deactivate/free all sets */ int icl_ChangeAllSetState(afs_int32 op) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_SETSTATALL, op, 0, 0, 0, 0, 0); return code; } /* set size if log */ int icl_ChangeLogSize(char *name, afs_int32 logSize) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_SETLOGSIZE, (long)name, logSize, 0, 0, 0, 0); return code; } /* get logsize of specified log */ int icl_GetLogsize(char *logname, afs_int32 *logSizeP, int *allocatedP) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_GETLOGINFO, (long)logname, (long)logSizeP, (long)allocatedP, 0, 0, 0); return code; } /* get state of specified set */ int icl_GetSetState(char *setname, afs_int32 *stateP) { afs_int32 code; code = afs_syscall(AFSCALL_ICL, ICL_OP_GETSETINFO, (long)setname, (long)stateP, 0, 0, 0, 0); return code; } int icl_TailKernel(FILE *outFilep, char *logname, afs_int32 waitTime) { afs_int32 bufferSize = 0; afs_int32 newBufferSize; afs_int32 *bufferp; afs_int32 i; afs_int32 code, retVal = 0; afs_int32 nwords; afs_int32 ix; afs_int32 rlength; int allocated; /* get information about the specified log */ code = afs_syscall(AFSCALL_ICL, ICL_OP_GETLOGINFO, (long)logname, (long)&bufferSize, (long)&allocated, 0, 0, 0); if (code) { if (errno == ENOENT) (void)fprintf(stderr, "'%s' not found\n", logname); else (void)fprintf(stderr, "cannot get information on log '%s' (errno = %d)\n", logname, errno); return -1; } if (!allocated) { (void)fprintf(stderr, "'%s' not allocated\n", logname); return 0; } if (bufferSize == 0) return -1; bufferp = malloc(sizeof(afs_int32) * bufferSize); if (!bufferp) { (void)fprintf(stderr, "cannot allocate %d words for buffer\n", bufferSize); return -1; } /* start "infinite" loop */ for (;;) { /* read out all that's currently there */ nwords = 0; /* total words copied out */ i = 0; /* initialize cookie */ for (;;) { /* display all the entries in the log */ if (bufferSize - nwords <= 0) break; /* filled whole buffer, clear when done */ code = afs_syscall(AFSCALL_ICL, ICL_OP_COPYOUTCLR, (long)logname, (long)(bufferp + nwords), bufferSize - nwords, (long)&i, 0, 0); if (code < 0) { /* otherwise we've got an error */ fprintf(stderr, "returned error %d dumping log.\n", errno); retVal = -1; goto tail_done; } /* otherwise, we have flags in the high order byte, and * a length (in words) in the remainder. */ code &= 0xffffff; if (code == 0) { /* we're done */ break; } nwords += code; i += code; } /* for loop over all cookies */ /* otherwise we should display all of the log entries here. * Note that a record may end in the middle, in which case * we should start over with the cookie value of the start * of that record. */ for (ix = 0; ix < nwords;) { /* start of a record */ rlength = (bufferp[ix] >> 24) & 0xff; /* ensure that entire record fits */ if (ix + rlength > nwords) { /* doesn't fit, adjust cookie and break */ if (rlength <= 0) { fprintf(stderr, "BOGUS: 0 length record\n"); retVal = -1; goto tail_done; } break; } /* print the record */ DisplayRecord(outFilep, &bufferp[ix], rlength); ix += rlength; } /* for loop displaying buffer */ if (waitTime) sleep(waitTime); /* see if things have changed */ code = afs_syscall(AFSCALL_ICL, ICL_OP_GETLOGINFO, (long)logname, (long)&newBufferSize, (long)&allocated, 0, 0, 0); if (code) { if (errno == ENOENT) (void)fprintf(stderr, "'%s' not found\n", logname); else (void)fprintf(stderr, "cannot get information on log '%s' (errno = %d)\n", logname, errno); retVal = -1; goto tail_done; } if (!allocated) { (void)fprintf(stderr, "'%s' no int32er allocated\n", logname); retVal = -1; goto tail_done; } if (bufferSize == 0) { (void)fprintf(stderr, "buffer size has become 0\n"); retVal = -1; goto tail_done; } if (bufferSize != newBufferSize) { /* have to reallocate a buffer */ bufferSize = newBufferSize; free(bufferp); bufferp = malloc(sizeof(afs_int32) * bufferSize); if (!bufferp) { (void)fprintf(stderr, "cannot allocate %d words for buffer\n", bufferSize); retVal = -1; goto tail_done; } } } /* infinite loop */ tail_done: free(bufferp); return (retVal); } #if !defined(AFS_SGI_ENV) int afs_syscall(long call, long parm0, long parm1, long parm2, long parm3, long parm4, long parm5, long parm6) { int code; #if defined(AFS_DARWIN80_ENV) || defined(AFS_LINUX20_ENV) int rval; #endif #ifdef AFS_LINUX20_ENV #if defined AFS_LINUX_64BIT_KERNEL long long eparm[4]; /* don't want to sign extend it to 64bit, so using ulong */ eparm[0] = (unsigned long)parm3; eparm[1] = (unsigned long)parm4; eparm[2] = (unsigned long)parm5; eparm[3] = (unsigned long)parm6; #else int eparm[4]; eparm[0] = parm3; eparm[1] = parm4; eparm[2] = parm5; eparm[3] = parm6; #endif /* Linux can only handle 5 arguments in the actual syscall. */ if (call == AFSCALL_ICL) { rval = proc_afs_syscall(call, parm0, parm1, parm2, (long)eparm, &code); if (rval) code = syscall(AFS_SYSCALL, call, parm0, parm1, parm2, eparm); } else { rval = proc_afs_syscall(call, parm0, parm1, parm2, parm3, &code); if (rval) code = syscall(AFS_SYSCALL, call, parm0, parm1, parm2, parm3); } #if defined(AFS_SPARC64_LINUX20_ENV) || defined(AFS_SPARC_LINUX20_ENV) /* on sparc this function returns none value, so do it myself */ __asm__ __volatile__("mov %o0, %i0; ret; restore"); #endif #else #ifdef AFS_DARWIN80_ENV code = ioctl_afs_syscall(call, parm0, parm1, parm2, parm3, parm4, parm5, &rval); if (!code) code = rval; #else #if !defined(AFS_SGI_ENV) && !defined(AFS_AIX32_ENV) code = syscall(AFS_SYSCALL, call, parm0, parm1, parm2, parm3, parm4); #else #if defined(AFS_SGI_ENV) code = syscall(AFS_ICL, call, parm0, parm1, parm2, parm3, parm4); /* XXX */ #else code = syscall(AFSCALL_ICL, parm0, parm1, parm2, parm3, parm4); #endif #endif #endif #endif /* AFS_LINUX20_ENV */ return code; } #endif int icl_inited = 0; /* init function, called once, under icl_lock */ int icl_Init(void) { icl_inited = 1; #ifndef KERNEL /* setup signal handler, in user space */ #endif /* KERNEL */ return 0; } int icl_CreateSet(char *name, struct afs_icl_log *baseLogp, struct afs_icl_log *fatalLogp, struct afs_icl_set **outSetpp) { return icl_CreateSetWithFlags(name, baseLogp, fatalLogp, /*flags */ 0, outSetpp); } /* create a set, given pointers to base and fatal logs, if any. * Logs are unlocked, but referenced, and *outSetpp is returned * referenced. Function bumps reference count on logs, since it * addds references from the new icl_set. When the set is destroyed, * those references will be released. */ int icl_CreateSetWithFlags(char *name, struct afs_icl_log *baseLogp, struct afs_icl_log *fatalLogp, afs_uint32 flags, struct afs_icl_set **outSetpp) { struct afs_icl_set *setp; int i; afs_int32 states = ICL_DEFAULT_SET_STATES; if (!icl_inited) icl_Init(); for (setp = icl_allSets; setp; setp = setp->nextp) { if (strcmp(setp->name, name) == 0) { setp->refCount++; *outSetpp = setp; if (flags & ICL_CRSET_FLAG_PERSISTENT) { setp->states |= ICL_SETF_PERSISTENT; } return 0; } } /* determine initial state */ if (flags & ICL_CRSET_FLAG_DEFAULT_ON) states = ICL_SETF_ACTIVE; else if (flags & ICL_CRSET_FLAG_DEFAULT_OFF) states = ICL_SETF_FREED; if (flags & ICL_CRSET_FLAG_PERSISTENT) states |= ICL_SETF_PERSISTENT; setp = osi_Alloc(sizeof(struct afs_icl_set)); memset((caddr_t) setp, 0, sizeof(*setp)); setp->refCount = 1; if (states & ICL_SETF_FREED) states &= ~ICL_SETF_ACTIVE; /* if freed, can't be active */ setp->states = states; setp->name = osi_Alloc(strlen(name) + 1); strcpy(setp->name, name); setp->nevents = ICL_DEFAULTEVENTS; setp->eventFlags = osi_Alloc(ICL_DEFAULTEVENTS); for (i = 0; i < ICL_DEFAULTEVENTS; i++) setp->eventFlags[i] = 0xff; /* default to enabled */ /* update this global info under the icl_lock */ setp->nextp = icl_allSets; icl_allSets = setp; /* set's basic lock is still held, so we can finish init */ if (baseLogp) { setp->logs[0] = baseLogp; icl_LogHold(baseLogp); if (!(setp->states & ICL_SETF_FREED)) icl_LogUse(baseLogp); /* log is actually being used */ } if (fatalLogp) { setp->logs[1] = fatalLogp; icl_LogHold(fatalLogp); if (!(setp->states & ICL_SETF_FREED)) icl_LogUse(fatalLogp); /* log is actually being used */ } *outSetpp = setp; return 0; } /* function to change event enabling information for a particular set */ int icl_SetEnable(struct afs_icl_set *setp, afs_int32 eventID, int setValue) { char *tp; if (!ICL_EVENTOK(setp, eventID)) { return -1; } tp = &setp->eventFlags[ICL_EVENTBYTE(eventID)]; if (setValue) *tp |= ICL_EVENTMASK(eventID); else *tp &= ~(ICL_EVENTMASK(eventID)); return 0; } /* return indication of whether a particular event ID is enabled * for tracing. If *getValuep is set to 0, the event is disabled, * otherwise it is enabled. All events start out enabled by default. */ int icl_GetEnable(struct afs_icl_set *setp, afs_int32 eventID, int *getValuep) { if (!ICL_EVENTOK(setp, eventID)) { return -1; } if (setp->eventFlags[ICL_EVENTBYTE(eventID)] & ICL_EVENTMASK(eventID)) *getValuep = 1; else *getValuep = 0; return 0; } /* hold and release event sets */ int icl_SetHold(struct afs_icl_set *setp) { setp->refCount++; return 0; } /* free a set. Called with icl_lock locked */ int icl_ZapSet(struct afs_icl_set *setp) { struct afs_icl_set **lpp, *tp; int i; struct afs_icl_log *tlp; for (lpp = &icl_allSets, tp = *lpp; tp; lpp = &tp->nextp, tp = *lpp) { if (tp == setp) { /* found the dude we want to remove */ *lpp = setp->nextp; osi_Free(setp->name, 1 + strlen(setp->name)); osi_Free(setp->eventFlags, ICL_EVENTBYTES(setp->nevents)); for (i = 0; i < ICL_LOGSPERSET; i++) { if ((tlp = setp->logs[i])) icl_LogReleNL(tlp); } osi_Free(setp, sizeof(struct afs_icl_set)); break; /* won't find it twice */ } } return 0; } /* do the release, watching for deleted entries */ int icl_SetRele(struct afs_icl_set *setp) { if (--setp->refCount == 0 && (setp->states & ICL_SETF_DELETED)) { icl_ZapSet(setp); /* destroys setp's lock! */ } return 0; } /* free a set entry, dropping its reference count */ int icl_SetFree(struct afs_icl_set *setp) { setp->states |= ICL_SETF_DELETED; icl_SetRele(setp); return 0; } /* find a set by name, returning it held */ struct afs_icl_set * icl_FindSet(char *name) { struct afs_icl_set *tp; for (tp = icl_allSets; tp; tp = tp->nextp) { if (strcmp(tp->name, name) == 0) { /* this is the dude we want */ tp->refCount++; break; } } return tp; } /* zero out all the logs in the set */ int icl_ZeroSet(struct afs_icl_set *setp) { int i; int code = 0; int tcode; struct afs_icl_log *logp; for (i = 0; i < ICL_LOGSPERSET; i++) { logp = setp->logs[i]; if (logp) { icl_LogHold(logp); tcode = icl_ZeroLog(logp); if (tcode != 0) code = tcode; /* save the last bad one */ icl_LogRele(logp); } } return code; } int icl_EnumerateSets(int (*aproc) (char *, void *, struct afs_icl_set *), void *arock) { struct afs_icl_set *tp, *np; afs_int32 code; code = 0; for (tp = icl_allSets; tp; tp = np) { tp->refCount++; /* hold this guy */ code = (*aproc) (tp->name, arock, tp); np = tp->nextp; /* tp may disappear next, but not np */ if (--tp->refCount == 0 && (tp->states & ICL_SETF_DELETED)) icl_ZapSet(tp); if (code) break; } return code; } int icl_AddLogToSet(struct afs_icl_set *setp, struct afs_icl_log *newlogp) { int i; int code = -1; for (i = 0; i < ICL_LOGSPERSET; i++) { if (!setp->logs[i]) { setp->logs[i] = newlogp; code = i; icl_LogHold(newlogp); if (!(setp->states & ICL_SETF_FREED)) { /* bump up the number of sets using the log */ icl_LogUse(newlogp); } break; } } return code; } int icl_SetSetStat(struct afs_icl_set *setp, int op) { int i; afs_int32 code; struct afs_icl_log *logp; switch (op) { case ICL_OP_SS_ACTIVATE: /* activate a log */ /* * If we are not already active, see if we have released * our demand that the log be allocated (FREED set). If * we have, reassert our desire. */ if (!(setp->states & ICL_SETF_ACTIVE)) { if (setp->states & ICL_SETF_FREED) { /* have to reassert desire for logs */ for (i = 0; i < ICL_LOGSPERSET; i++) { logp = setp->logs[i]; if (logp) { icl_LogHold(logp); icl_LogUse(logp); icl_LogRele(logp); } } setp->states &= ~ICL_SETF_FREED; } setp->states |= ICL_SETF_ACTIVE; } code = 0; break; case ICL_OP_SS_DEACTIVATE: /* deactivate a log */ /* this doesn't require anything beyond clearing the ACTIVE flag */ setp->states &= ~ICL_SETF_ACTIVE; code = 0; break; case ICL_OP_SS_FREE: /* deassert design for log */ /* * if we are already in this state, do nothing; otherwise * deassert desire for log */ if (setp->states & ICL_SETF_ACTIVE) code = EINVAL; else { if (!(setp->states & ICL_SETF_FREED)) { for (i = 0; i < ICL_LOGSPERSET; i++) { logp = setp->logs[i]; if (logp) { icl_LogHold(logp); icl_LogFreeUse(logp); icl_LogRele(logp); } } setp->states |= ICL_SETF_FREED; } code = 0; } break; default: code = EINVAL; } return code; } struct afs_icl_log *afs_icl_allLogs = 0; /* hold and release logs */ int icl_LogHold(struct afs_icl_log *logp) { logp->refCount++; return 0; } /* hold and release logs, called with lock already held */ int icl_LogHoldNL(struct afs_icl_log *logp) { logp->refCount++; return 0; } /* keep track of how many sets believe the log itself is allocated */ int icl_LogUse(struct afs_icl_log *logp) { if (logp->setCount == 0) { /* this is the first set actually using the log -- allocate it */ if (logp->logSize == 0) { /* we weren't passed in a hint and it wasn't set */ logp->logSize = ICL_DEFAULT_LOGSIZE; } logp->datap = osi_Alloc(sizeof(afs_int32) * logp->logSize); } logp->setCount++; return 0; } /* decrement the number of real users of the log, free if possible */ int icl_LogFreeUse(struct afs_icl_log *logp) { if (--logp->setCount == 0) { /* no more users -- free it (but keep log structure around) */ osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize); logp->firstUsed = logp->firstFree = 0; logp->logElements = 0; logp->datap = NULL; } return 0; } /* set the size of the log to 'logSize' */ int icl_LogSetSize(struct afs_icl_log *logp, afs_int32 logSize) { if (!logp->datap) { /* nothing to worry about since it's not allocated */ logp->logSize = logSize; } else { /* reset log */ logp->firstUsed = logp->firstFree = 0; logp->logElements = 0; /* free and allocate a new one */ osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize); logp->datap = osi_Alloc(sizeof(afs_int32) * logSize); logp->logSize = logSize; } return 0; } /* free a log. Called with icl_lock locked. */ int icl_ZapLog(struct afs_icl_log *logp) { struct afs_icl_log **lpp, *tp; for (lpp = &afs_icl_allLogs, tp = *lpp; tp; lpp = &tp->nextp, tp = *lpp) { if (tp == logp) { /* found the dude we want to remove */ *lpp = logp->nextp; osi_Free(logp->name, 1 + strlen(logp->name)); osi_Free(logp->datap, logp->logSize * sizeof(afs_int32)); osi_Free(logp, sizeof(struct icl_log)); break; /* won't find it twice */ } } return 0; } /* do the release, watching for deleted entries */ int icl_LogRele(struct afs_icl_log *logp) { if (--logp->refCount == 0 && (logp->states & ICL_LOGF_DELETED)) { icl_ZapLog(logp); /* destroys logp's lock! */ } return 0; } /* do the release, watching for deleted entries, log already held */ int icl_LogReleNL(struct afs_icl_log *logp) { if (--logp->refCount == 0 && (logp->states & ICL_LOGF_DELETED)) { icl_ZapLog(logp); /* destroys logp's lock! */ } return 0; } /* zero out the log */ int icl_ZeroLog(struct afs_icl_log *logp) { logp->firstUsed = logp->firstFree = 0; logp->logElements = 0; return 0; } /* free a log entry, and drop its reference count */ int icl_LogFree(struct afs_icl_log *logp) { logp->states |= ICL_LOGF_DELETED; icl_LogRele(logp); return 0; } int icl_EnumerateLogs(int (*aproc) (char *name, void *arock, struct afs_icl_log * tp), void *arock) { struct afs_icl_log *tp, *np; afs_int32 code; code = 0; for (tp = afs_icl_allLogs; tp; tp = np) { tp->refCount++; /* hold this guy */ np = tp->nextp; code = (*aproc) (tp->name, arock, tp); if (--tp->refCount == 0) icl_ZapLog(tp); if (code) break; } return code; } afs_icl_bulkSetinfo_t * GetBulkSetInfo(void) { unsigned int infoSize; infoSize = sizeof(afs_icl_bulkSetinfo_t) + (ICL_RPC_MAX_SETS - 1) * sizeof(afs_icl_setinfo_t); if (!setInfo) { setInfo = calloc(1, infoSize); if (!setInfo) { (void)fprintf(stderr, "Could not allocate the memory for bulk set info structure\n"); exit(1); } } return setInfo; } afs_icl_bulkLoginfo_t * GetBulkLogInfo(void) { unsigned int infoSize; infoSize = sizeof(afs_icl_bulkLoginfo_t) + (ICL_RPC_MAX_LOGS - 1) * sizeof(afs_icl_loginfo_t); if (!logInfo) { logInfo = calloc(1, infoSize); if (!logInfo) { (void)fprintf(stderr, "Could not allocate the memory for bulk log info structure\n"); exit(1); } } return logInfo; } static int DoDump(struct cmd_syndesc *as, void *arock) { afs_int32 code = 0; afs_int32 tcode; afs_int32 waitTime = 10 /* seconds */ ; char *logname; FILE *outfp = stdout; time_t startTime; struct cmd_item *itemp; if (geteuid() != 0) { printf("fstrace must be run as root\n"); exit(1); } if (as->parms[3].items) { if (!as->parms[1].items) { (void)fprintf(stderr, "-sleep can only be used with -follow\n"); return 1; } waitTime = strtol(as->parms[3].items->data, NULL, 0); } if (as->parms[2].items) { /* try to open the specified output file */ if ((outfp = fopen(as->parms[2].items->data, "w")) == NULL) { (void)fprintf(stderr, "Cannot open file '%s' for writing\n", as->parms[2].items->data); return 1; } } #ifdef AFS_SGI64_ENV startTime = time((time_t *) 0); #else startTime = time(0); #endif (void)fprintf(outfp, "AFS Trace Dump -\n\n Date: %s\n", ctime(&startTime)); if (as->parms[0].items) { for (itemp = as->parms[0].items; itemp; itemp = itemp->next) { tcode = icl_DumpKernel(outfp, itemp->data); if (tcode) { (void)fprintf(stderr, "Unable to dump set %s (errno = %d)\n", itemp->data, errno); code = tcode; } } } else if (as->parms[1].items) { logname = as->parms[1].items->data; code = icl_TailKernel(outfp, logname, waitTime); if (code) { (void)fprintf(stderr, "Error tailing kernel log '%s' (errno = %d)\n", logname, errno); } } else code = icl_DumpKernel(outfp, NULL); (void)fprintf(outfp, "\nAFS Trace Dump - %s\n", code ? "FAILED" : "Completed"); if (outfp != stdout) (void)fclose(outfp); return code; } static void SetUpDump(void) { struct cmd_syndesc *dumpSyntax; dumpSyntax = cmd_CreateSyntax("dump", DoDump, NULL, "dump AFS trace logs"); (void)cmd_AddParm(dumpSyntax, "-set", CMD_LIST, CMD_OPTIONAL, "event set name"); (void)cmd_AddParm(dumpSyntax, "-follow", CMD_SINGLE, CMD_OPTIONAL, "trace log name"); (void)cmd_AddParm(dumpSyntax, "-file", CMD_SINGLE, CMD_OPTIONAL, "path to trace log file for writing"); (void)cmd_AddParm(dumpSyntax, "-sleep", CMD_SINGLE, CMD_OPTIONAL, "interval (secs) for writes when using -follow"); } static int DoShowLog(struct cmd_syndesc *as, void *arock) { afs_int32 retVal = 0; afs_int32 code = 0; afs_int32 logSize; int allocated; int int32flg = 0; struct cmd_item *itemp; if (geteuid() != 0) { printf("fstrace must be run as root\n"); exit(1); } if (as->parms[2].items) int32flg = 1; if (as->parms[0].items) { /* enumerate logs for the specified sets */ for (itemp = as->parms[0].items; itemp; itemp = itemp->next) { (void)fprintf(stdout, "Logs for set '%s':\n", itemp->data); code = icl_ListLogsBySet(stdout, itemp->data, int32flg); if (code) { (void)fprintf(stderr, "Error in enumerating set %s (errno = %d)\n", itemp->data, errno); retVal = code; } } } else if (as->parms[1].items) { /* print out log information */ for (itemp = as->parms[1].items; itemp; itemp = itemp->next) { code = icl_GetLogsize(itemp->data, &logSize, &allocated); if (!code) (void)fprintf(stdout, "%s : %d kbytes (%s)\n", itemp->data, logSize / 1024, allocated ? "allocated" : "unallocated"); else { (void)fprintf(stderr, "Could not find log '%s' (errno = %d)\n", itemp->data, errno); retVal = code; } } } else { /* show all logs */ (void)fprintf(stdout, "Available logs:\n"); code = icl_ListLogs(stdout, int32flg); if (code) { (void)fprintf(stderr, "Error in listing logs (errno = %d)\n", errno); retVal = code; } } return retVal; } static void SetUpShowLog(void) { struct cmd_syndesc *showSyntax; showSyntax = cmd_CreateSyntax("lslog", DoShowLog, NULL, "list available logs"); (void)cmd_AddParm(showSyntax, "-set", CMD_LIST, CMD_OPTIONAL, "event set name"); (void)cmd_AddParm(showSyntax, "-log", CMD_LIST, CMD_OPTIONAL, "trace log name"); (void)cmd_AddParm(showSyntax, "-long", CMD_FLAG, CMD_OPTIONAL, "show defined log size in kbytes & if it is allocated in kernel mem"); } static int DoShowSet(struct cmd_syndesc *as, void *arock) { afs_int32 retVal = 0; afs_int32 code = 0; afs_int32 state; struct cmd_item *itemp; if (geteuid() != 0) { printf("fstrace must be run as root\n"); exit(1); } if (as->parms[0].items) { /* print information on the specified sets */ for (itemp = as->parms[0].items; itemp; itemp = itemp->next) { code = icl_GetSetState(itemp->data, &state); if (code) { (void)fprintf(stderr, "Error getting status on set %s (errno = %d)\n", itemp->data, errno); retVal = code; } else (void)fprintf(stdout, "Set %s: %s%s%s\n", itemp->data, (state & ICL_SETF_ACTIVE) ? "active" : "inactive", (state & ICL_SETF_FREED) ? " (dormant)" : "", (state & ICL_SETF_PERSISTENT) ? " persistent" : ""); } } else { /* show all sets */ (void)fprintf(stdout, "Available sets:\n"); code = icl_ListSets(stdout); if (code) { (void)fprintf(stderr, "Error in listing sets (errno = %d)\n", errno); retVal = code; } } return retVal; } static void SetUpShowSet(void) { struct cmd_syndesc *showSyntax; showSyntax = cmd_CreateSyntax("lsset", DoShowSet, NULL, "list available event sets"); (void)cmd_AddParm(showSyntax, "-set", CMD_LIST, CMD_OPTIONAL, "event set name"); } static int DoClear(struct cmd_syndesc *as, void *arock) { afs_int32 retVal = 0; afs_int32 code = 0; struct cmd_item *itemp; if (geteuid() != 0) { printf("fstrace must be run as root\n"); exit(1); } if (as->parms[0].items) { /* clear logs for the specified sets */ for (itemp = as->parms[0].items; itemp; itemp = itemp->next) { code = icl_ClearSet(itemp->data); if (code) { (void)fprintf(stderr, "Error in clearing set %s (errno = %d)\n", itemp->data, errno); retVal = code; } } } else if (as->parms[1].items) { /* clear specified log */ for (itemp = as->parms[0].items; itemp; itemp = itemp->next) { code = icl_ClearLog(itemp->data); if (code) { (void)fprintf(stderr, "Error in clearing log %s (errno = %d)\n", itemp->data, errno); retVal = code; } } } else { /* clear all logs */ code = icl_ClearAll(); if (code) { (void)fprintf(stderr, "Error in clearing logs (errno = %d)\n", errno); retVal = code; } } return retVal; } static void SetUpClear(void) { struct cmd_syndesc *clearSyntax; clearSyntax = cmd_CreateSyntax("clear", DoClear, NULL, "clear logs by logname or by event set"); (void)cmd_AddParm(clearSyntax, "-set", CMD_LIST, CMD_OPTIONAL, "event set name"); (void)cmd_AddParm(clearSyntax, "-log", CMD_LIST, CMD_OPTIONAL, "trace log name"); } static int DoSet(struct cmd_syndesc *as, void *arock) { afs_int32 retVal = 0; afs_int32 code = 0; int op; int doFree = 0; char *operation; struct cmd_item *itemp; if (geteuid() != 0) { printf("fstrace must be run as root\n"); exit(1); } if (as->parms[1].items) { op = ICL_OP_SS_ACTIVATE; operation = "active"; } else if (as->parms[2].items) { op = ICL_OP_SS_DEACTIVATE; operation = "inactive"; } else if (as->parms[3].items) { op = ICL_OP_SS_DEACTIVATE; operation = "inactive"; doFree = 1; } else { /* assume active" */ op = ICL_OP_SS_ACTIVATE; operation = "active"; } if (as->parms[0].items) { /* activate specified sets */ for (itemp = as->parms[0].items; itemp; itemp = itemp->next) { code = icl_ChangeSetState(itemp->data, op); if (code) { (void)fprintf(stderr, "cannot set state of %s to %s (errno = %d)\n", itemp->data, operation, errno); retVal = code; } else if (doFree) { /* try to make it dormant as well */ code = icl_ChangeSetState(itemp->data, ICL_OP_SS_FREE); if (code) { (void)fprintf(stderr, "cannot set state of %s to dormant (errno = %d)\n", itemp->data, errno); retVal = code; } } } } else { /* show all sets */ code = icl_ChangeAllSetState(op); if (code) { (void)fprintf(stderr, "cannot set the state of all sets to %s (errno = %d)\n", operation, errno); retVal = code; } else if (doFree) { /* try to make it dormant as well */ code = icl_ChangeAllSetState(ICL_OP_SS_FREE); if (code) { (void)fprintf(stderr, "cannot set the state of all sets to dormant (errno = %d)\n", errno); retVal = code; } } } return retVal; } static void SetUpSet(void) { struct cmd_syndesc *setSyntax; setSyntax = cmd_CreateSyntax("setset", DoSet, NULL, "set state of event sets"); (void)cmd_AddParm(setSyntax, "-set", CMD_LIST, CMD_OPTIONAL, "event set name"); (void)cmd_AddParm(setSyntax, "-active", CMD_FLAG, CMD_OPTIONAL, "enable tracing for event set & allocate kernel memory"); (void)cmd_AddParm(setSyntax, "-inactive", CMD_FLAG, CMD_OPTIONAL, "disables tracing for event set, keep kernel memory"); (void)cmd_AddParm(setSyntax, "-dormant", CMD_FLAG, CMD_OPTIONAL, "disable tracing for event set & free kernel memory"); } static int DoResize(struct cmd_syndesc *as, void *arock) { afs_int32 retVal = 0; afs_int32 code = 0; afs_int32 bufferSize; struct cmd_item *itemp; if (geteuid() != 0) { printf("fstrace must be run as root\n"); exit(1); } /* get buffer size */ bufferSize = atoi(as->parms[1].items->data); bufferSize *= BUFFER_MULTIPLIER; if (bufferSize == 0) bufferSize = ICL_DEFAULT_LOGSIZE; /* set the size of the specified logs */ if ((itemp = as->parms[0].items)) { for (; itemp; itemp = itemp->next) { code = icl_ChangeLogSize(itemp->data, bufferSize); if (code) { (void)fprintf(stderr, "Error in changing log %s buffer size (errno = %d)\n", itemp->data, errno); retVal = code; } } } else { /* Use the only current support log, "cmfx" */ code = icl_ChangeLogSize("cmfx", bufferSize); if (code) { (void)fprintf(stderr, "Error in changing log cmfx buffer size (errno = %d)\n", errno); retVal = code; } } return retVal; } static void SetUpResize(void) { struct cmd_syndesc *setsizeSyntax; setsizeSyntax = cmd_CreateSyntax("setlog", DoResize, NULL, "set the size of a log"); (void)cmd_AddParm(setsizeSyntax, "-log", CMD_LIST, CMD_OPTIONAL, "trace log name"); (void)cmd_AddParm(setsizeSyntax, "-buffersize", CMD_SINGLE, CMD_REQUIRED, "# of 1-kbyte blocks to allocate for log"); } #include "AFS_component_version_number.c" int main(int argc, char *argv[]) { setlocale(LC_ALL, ""); #ifdef AFS_SGI62_ENV set_kernel_sizeof_long(); #endif /* set up user interface then dispatch */ SetUpDump(); SetUpShowLog(); SetUpShowSet(); SetUpClear(); SetUpSet(); SetUpResize(); return (cmd_Dispatch(argc, argv)); }