/***************************************************************************** * RRDtool 1.2.23 Copyright by Tobi Oetiker, 1997-2007 ***************************************************************************** * rrd_tool.c Startup wrapper *****************************************************************************/ #include "rrd_tool.h" #include "rrd_xport.h" void PrintUsage(char *cmd); int CountArgs(char *aLine); int CreateArgs(char *, char *, int, char **); int HandleInputLine(int, char **, FILE*); int RemoteMode=0; int ChangeRoot=0; #define TRUE 1 #define FALSE 0 #define MAX_LENGTH 10000 void PrintUsage(char *cmd) { char help_main[] = "RRDtool " PACKAGE_VERSION " Copyright 1997-2007 by Tobias Oetiker \n" " Compiled " __DATE__ " " __TIME__ "\n\n" "Usage: rrdtool [options] command command_options\n\n"; char help_list[] = "Valid commands: create, update, updatev, graph, dump, restore,\n" "\t\tlast, lastupdate, first, info, fetch, tune,\n" "\t\tresize, xport\n\n"; char help_listremote[] = "Valid remote commands: quit, ls, cd, mkdir, pwd\n\n"; char help_create[] = "* create - create a new RRD\n\n" "\trrdtool create filename [--start|-b start time]\n" "\t\t[--step|-s step]\n" "\t\t[DS:ds-name:DST:dst arguments]\n" "\t\t[RRA:CF:cf arguments]\n\n"; char help_dump[] = "* dump - dump an RRD to XML\n\n" "\trrdtool dump filename.rrd >filename.xml\n\n"; char help_info[] = "* info - returns the configuration and status of the RRD\n\n" "\trrdtool info filename.rrd\n\n"; char help_restore[] = "* restore - restore an RRD file from its XML form\n\n" "\trrdtool restore [--range-check|-r] [--force-overwrite|-f] filename.xml filename.rrd\n\n"; char help_last[] = "* last - show last update time for RRD\n\n" "\trrdtool last filename.rrd\n\n"; char help_lastupdate[] = "* lastupdate - returns the most recent datum stored for\n" " each DS in an RRD\n\n" "\trrdtool lastupdate filename.rrd\n\n"; char help_first[] = "* first - show first update time for RRA within an RRD\n\n" "\trrdtool first filename.rrd [--rraindex number]\n\n"; char help_update[] = "* update - update an RRD\n\n" "\trrdtool update filename\n" "\t\t--template|-t ds-name:ds-name:...\n" "\t\ttime|N:value[:value...]\n\n" "\t\tat-time@value[:value...]\n\n" "\t\t[ time:value[:value...] ..]\n\n"; char help_updatev[] = "* updatev - a verbose version of update\n" "\treturns information about values, RRAs, and datasources updated\n\n" "\trrdtool updatev filename\n" "\t\t--template|-t ds-name:ds-name:...\n" "\t\ttime|N:value[:value...]\n\n" "\t\tat-time@value[:value...]\n\n" "\t\t[ time:value[:value...] ..]\n\n"; char help_fetch[] = "* fetch - fetch data out of an RRD\n\n" "\trrdtool fetch filename.rrd CF\n" "\t\t[-r|--resolution resolution]\n" "\t\t[-s|--start start] [-e|--end end]\n\n"; /* break up very large strings (help_graph, help_tune) for ISO C89 compliance*/ char help_graph1[] = "* graph - generate a graph from one or several RRD\n\n" "\trrdtool graph filename [-s|--start seconds] [-e|--end seconds]\n" "\t\t[-x|--x-grid x-axis grid and label]\n" "\t\t[-Y|--alt-y-grid]\n" "\t\t[-y|--y-grid y-axis grid and label]\n" "\t\t[-v|--vertical-label string] [-w|--width pixels]\n" "\t\t[-h|--height pixels] [-o|--logarithmic]\n" "\t\t[-u|--upper-limit value] [-z|--lazy]\n" "\t\t[-l|--lower-limit value] [-r|--rigid]\n" "\t\t[-g|--no-legend]\n" "\t\t[-F|--force-rules-legend]\n" "\t\t[-j|--only-graph]\n"; char help_graph2[] = "\t\t[-n|--font FONTTAG:size:font]\n" "\t\t[-m|--zoom factor]\n" "\t\t[-A|--alt-autoscale]\n" "\t\t[-M|--alt-autoscale-max]\n" "\t\t[-R|--font-render-mode {normal,light,mono}]\n" "\t\t[-B|--font-smoothing-threshold size]\n" "\t\t[-E|--slope-mode]\n" "\t\t[-N|--no-gridfit]\n" "\t\t[-X|--units-exponent value]\n" "\t\t[-L|--units-length value]\n" "\t\t[-S|--step seconds]\n" "\t\t[-f|--imginfo printfstr]\n" "\t\t[-a|--imgformat PNG]\n" "\t\t[-c|--color COLORTAG#rrggbb[aa]] [-t|--title string]\n" "\t\t[-W|--watermark string]\n" "\t\t[DEF:vname=rrd:ds-name:CF]\n"; char help_graph3[] = "\t\t[CDEF:vname=rpn-expression]\n" "\t\t[VDEF:vdefname=rpn-expression]\n" "\t\t[PRINT:vdefname:format]\n" "\t\t[GPRINT:vdefname:format]\n" "\t\t[COMMENT:text]\n" "\t\t[SHIFT:vname:offset]\n" "\t\t[TICK:vname#rrggbb[aa][:[fraction][:legend]]]\n" "\t\t[HRULE:value#rrggbb[aa][:legend]]\n" "\t\t[VRULE:value#rrggbb[aa][:legend]]\n" "\t\t[LINE[width]:vname[#rrggbb[aa][:[legend][:STACK]]]]\n" "\t\t[AREA:vname[#rrggbb[aa][:[legend][:STACK]]]]\n" "\t\t[PRINT:vname:CF:format] (deprecated)\n" "\t\t[GPRINT:vname:CF:format] (deprecated)\n" "\t\t[STACK:vname[#rrggbb[aa][:legend]]] (deprecated)\n\n"; char help_tune1[] = " * tune - Modify some basic properties of an RRD\n\n" "\trrdtool tune filename\n" "\t\t[--heartbeat|-h ds-name:heartbeat]\n" "\t\t[--data-source-type|-d ds-name:DST]\n" "\t\t[--data-source-rename|-r old-name:new-name]\n" "\t\t[--minimum|-i ds-name:min] [--maximum|-a ds-name:max]\n" "\t\t[--deltapos scale-value] [--deltaneg scale-value]\n" "\t\t[--failure-threshold integer]\n" "\t\t[--window-length integer]\n" "\t\t[--alpha adaptation-parameter]\n"; char help_tune2[] = " * tune - Modify some basic properties of an RRD\n\n" "\t\t[--beta adaptation-parameter]\n" "\t\t[--gamma adaptation-parameter]\n" "\t\t[--gamma-deviation adaptation-parameter]\n" "\t\t[--aberrant-reset ds-name]\n\n"; char help_resize[] = " * resize - alter the length of one of the RRAs in an RRD\n\n" "\trrdtool resize filename rranum GROW|SHRINK rows\n\n"; char help_xport[] = "* xport - generate XML dump from one or several RRD\n\n" "\trrdtool xport [-s|--start seconds] [-e|--end seconds]\n" "\t\t[-m|--maxrows rows]\n" "\t\t[--step seconds]\n" "\t\t[--enumds]\n" "\t\t[DEF:vname=rrd:ds-name:CF]\n" "\t\t[CDEF:vname=rpn-expression]\n" "\t\t[XPORT:vname:legend]\n\n"; char help_quit[] = " * quit - closing a session in remote mode\n\n" "\trrdtool quit\n\n"; char help_ls[] = " * ls - lists all *.rrd files in current directory\n\n" "\trrdtool ls\n\n"; char help_cd[] = " * cd - changes the current directory\n\n" "\trrdtool cd new directory\n\n"; char help_mkdir[] = " * mkdir - creates a new directory\n\n" "\trrdtool mkdir newdirectoryname\n\n"; char help_pwd[] = " * pwd - returns the current working directory\n\n" "\trrdtool pwd\n\n"; char help_lic[] = "RRDtool is distributed under the Terms of the GNU General\n" "Public License Version 2. (www.gnu.org/copyleft/gpl.html)\n\n" "For more information read the RRD manpages\n\n"; enum { C_NONE, C_CREATE, C_DUMP, C_INFO, C_RESTORE, C_LAST, C_LASTUPDATE, C_FIRST, C_UPDATE, C_FETCH, C_GRAPH, C_TUNE, C_RESIZE, C_XPORT, C_QUIT, C_LS, C_CD, C_MKDIR, C_PWD, C_UPDATEV }; int help_cmd = C_NONE; if (cmd) { if (!strcmp(cmd,"create")) help_cmd = C_CREATE; else if (!strcmp(cmd,"dump")) help_cmd = C_DUMP; else if (!strcmp(cmd,"info")) help_cmd = C_INFO; else if (!strcmp(cmd,"restore")) help_cmd = C_RESTORE; else if (!strcmp(cmd,"last")) help_cmd = C_LAST; else if (!strcmp(cmd,"lastupdate")) help_cmd = C_LASTUPDATE; else if (!strcmp(cmd,"first")) help_cmd = C_FIRST; else if (!strcmp(cmd,"update")) help_cmd = C_UPDATE; else if (!strcmp(cmd,"updatev")) help_cmd = C_UPDATEV; else if (!strcmp(cmd,"fetch")) help_cmd = C_FETCH; else if (!strcmp(cmd,"graph")) help_cmd = C_GRAPH; else if (!strcmp(cmd,"tune")) help_cmd = C_TUNE; else if (!strcmp(cmd,"resize")) help_cmd = C_RESIZE; else if (!strcmp(cmd,"xport")) help_cmd = C_XPORT; else if (!strcmp(cmd,"quit")) help_cmd = C_QUIT; else if (!strcmp(cmd,"ls")) help_cmd = C_LS; else if (!strcmp(cmd,"cd")) help_cmd = C_CD; else if (!strcmp(cmd,"mkdir")) help_cmd = C_MKDIR; else if (!strcmp(cmd,"pwd")) help_cmd = C_PWD; } fputs(help_main, stdout); switch (help_cmd) { case C_NONE: fputs(help_list, stdout); if (RemoteMode){ fputs(help_listremote, stdout); } break; case C_CREATE: fputs(help_create, stdout); break; case C_DUMP: fputs(help_dump, stdout); break; case C_INFO: fputs(help_info, stdout); break; case C_RESTORE: fputs(help_restore, stdout); break; case C_LAST: fputs(help_last, stdout); break; case C_LASTUPDATE: fputs(help_lastupdate, stdout); break; case C_FIRST: fputs(help_first, stdout); break; case C_UPDATE: fputs(help_update, stdout); break; case C_UPDATEV: fputs(help_updatev, stdout); break; case C_FETCH: fputs(help_fetch, stdout); break; case C_GRAPH: fputs(help_graph1, stdout); fputs(help_graph2, stdout); fputs(help_graph3, stdout); break; case C_TUNE: fputs(help_tune1, stdout); fputs(help_tune2, stdout); break; case C_RESIZE: fputs(help_resize, stdout); break; case C_XPORT: fputs(help_xport, stdout); break; case C_QUIT: fputs(help_quit, stdout); break; case C_LS: fputs(help_ls, stdout); break; case C_CD: fputs(help_cd, stdout); break; case C_MKDIR: fputs(help_mkdir, stdout); break; case C_PWD: fputs(help_pwd, stdout); break; } fputs(help_lic, stdout); } static char *fgetslong(char **aLinePtr, FILE *stream) { char *linebuf; size_t bufsize = MAX_LENGTH; int eolpos = 0; if (feof(stream)) return *aLinePtr = 0; if (!(linebuf = malloc(bufsize))) { perror("fgetslong: malloc"); exit(1); } linebuf[0] = '\0'; while (fgets(linebuf + eolpos, MAX_LENGTH, stream)) { eolpos += strlen(linebuf + eolpos); if (linebuf[eolpos - 1] == '\n') return *aLinePtr = linebuf; bufsize += MAX_LENGTH; if (!(linebuf = realloc(linebuf, bufsize))) { perror("fgetslong: realloc"); exit(1); } } return *aLinePtr = linebuf[0] ? linebuf : 0; } int main(int argc, char *argv[]) { char **myargv; char *aLine; char *firstdir=""; #ifdef MUST_DISABLE_SIGFPE signal(SIGFPE,SIG_IGN); #endif #ifdef MUST_DISABLE_FPMASK fpsetmask(0); #endif if (argc == 1) { PrintUsage(""); return 0; } if (((argc == 2)||(argc == 3)) && !strcmp("-",argv[1])) { #if HAVE_GETRUSAGE struct rusage myusage; struct timeval starttime; struct timeval currenttime; struct timezone tz; tz.tz_minuteswest =0; tz.tz_dsttime=0; gettimeofday(&starttime,&tz); #endif RemoteMode=1; if ((argc == 3) && strcmp("",argv[2])){ if ( #ifdef HAVE_GETUID getuid() #else 1 #endif == 0 ){ #ifdef HAVE_CHROOT chroot(argv[2]); if (errno!=0){ fprintf(stderr,"ERROR: can't change root to '%s' errno=%d\n", argv[2],errno); exit(errno); } ChangeRoot=1; firstdir="/"; #else fprintf(stderr,"ERROR: change root is not supported by your OS " "or at least by this copy of rrdtool\n"); exit(1); #endif } else { firstdir=argv[2]; } } if (strcmp(firstdir,"")){ chdir(firstdir); if (errno!=0){ fprintf(stderr,"ERROR: %s\n",rrd_strerror(errno)); exit(errno); } } while (fgetslong(&aLine, stdin)){ if ((argc = CountArgs(aLine)) == 0) { printf("ERROR: not enough arguments\n"); } if ((myargv = (char **) malloc((argc+1) * sizeof(char *))) == NULL) { perror("malloc"); exit(1); } if ((argc=CreateArgs(argv[0], aLine, argc, myargv)) < 0) { printf("ERROR: creating arguments\n"); } else { int ret = HandleInputLine(argc, myargv, stdout); free(myargv); if (ret == 0){ #if HAVE_GETRUSAGE getrusage(RUSAGE_SELF,&myusage); gettimeofday(¤ttime,&tz); printf("OK u:%1.2f s:%1.2f r:%1.2f\n", (double)myusage.ru_utime.tv_sec+ (double)myusage.ru_utime.tv_usec/1000000.0, (double)myusage.ru_stime.tv_sec+ (double)myusage.ru_stime.tv_usec/1000000.0, (double)(currenttime.tv_sec-starttime.tv_sec) +(double)(currenttime.tv_usec-starttime.tv_usec) /1000000.0); #else printf("OK\n"); #endif } } fflush(stdout); /* this is important for pipes to work */ free(aLine); } } else if (argc == 2) { PrintUsage(argv[1]); exit(0); } else if (argc == 3 && !strcmp(argv[1],"help")) { PrintUsage(argv[2]); exit(0); } else { exit(HandleInputLine(argc, argv, stderr)); } return 0; } /* HandleInputLine is NOT thread safe - due to readdir issues, resolving them portably is not really simple. */ int HandleInputLine(int argc, char **argv, FILE* out) { #if defined(HAVE_OPENDIR) && defined (HAVE_READDIR) DIR *curdir; /* to read current dir with ls */ struct dirent *dent; #endif #if defined(HAVE_SYS_STAT_H) struct stat st; #endif char* cwd; /* To hold current working dir on call to pwd */ /* Reset errno to 0 before we start. */ errno = 0; if (RemoteMode){ if (argc>1 && strcmp("quit", argv[1]) == 0){ if (argc>2){ printf("ERROR: invalid parameter count for quit\n"); return(1); } exit(0); } #if defined(HAVE_OPENDIR) && defined(HAVE_READDIR) && defined(HAVE_CHDIR) if (argc>1 && strcmp("cd", argv[1]) == 0){ if (argc>3){ printf("ERROR: invalid parameter count for cd\n"); return(1); } #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID) if (getuid()==0 && ! ChangeRoot){ printf("ERROR: chdir security problem - rrdtool is running as " "root but not chroot!\n"); return(1); } #endif chdir(argv[2]); if (errno!=0){ printf("ERROR: %s\n",rrd_strerror(errno)); return(1); } return(0); } if (argc>1 && strcmp("pwd", argv[1]) == 0){ if (argc>2){ printf("ERROR: invalid parameter count for pwd\n"); return(1); } cwd = getcwd(NULL, MAXPATH); if(cwd == NULL) { printf("ERROR: %s\n",rrd_strerror(errno)); return(1); } printf("%s\n", cwd); free(cwd); return(0); } if (argc>1 && strcmp("mkdir", argv[1]) == 0){ if (argc>3){ printf("ERROR: invalid parameter count for mkdir\n"); return(1); } #if ! defined(HAVE_CHROOT) || ! defined(HAVE_GETUID) if (getuid()==0 && ! ChangeRoot){ printf("ERROR: mkdir security problem - rrdtool is running as " "root but not chroot!\n"); return(1); } #endif mkdir(argv[2],0777); if (errno!=0){ printf("ERROR: %s\n",rrd_strerror(errno)); return(1); } return(0); } if (argc>1 && strcmp("ls", argv[1]) == 0){ if (argc>2){ printf("ERROR: invalid parameter count for ls\n"); return(1); } if ((curdir=opendir("."))!=NULL){ while((dent=readdir(curdir))!=NULL){ if (!stat(dent->d_name,&st)){ if (S_ISDIR(st.st_mode)){ printf("d %s\n",dent->d_name); } if (strlen(dent->d_name)>4 && S_ISREG(st.st_mode)){ if (!strcmp(dent->d_name+NAMLEN(dent)-4,".rrd") || !strcmp(dent->d_name+NAMLEN(dent)-4,".RRD")){ printf("- %s\n",dent->d_name); } } } } closedir(curdir); } else{ printf("ERROR: %s\n",rrd_strerror(errno)); return(errno); } return(0); } #endif /* opendir and readdir */ } if (argc < 3 || strcmp("help", argv[1]) == 0 || strcmp("--help", argv[1]) == 0 || strcmp("-help", argv[1]) == 0 || strcmp("-?", argv[1]) == 0 || strcmp("-h", argv[1]) == 0 ) { PrintUsage(""); return 0; } if (strcmp("create", argv[1]) == 0) rrd_create(argc-1, &argv[1]); else if (strcmp("dump", argv[1]) == 0) rrd_dump(argc-1, &argv[1]); else if (strcmp("info", argv[1]) == 0 || strcmp("updatev", argv[1]) == 0){ info_t *data,*save; if (strcmp("info",argv[1]) == 0) data=rrd_info(argc-1, &argv[1]); else data=rrd_update_v(argc-1, &argv[1]); while (data) { save=data; printf ("%s = ", data->key); free(data->key); switch (data->type) { case RD_I_VAL: if (isnan (data->value.u_val)) printf("NaN"); else printf ("%0.10e", data->value.u_val); break; case RD_I_CNT: printf ("%lu", data->value.u_cnt); break; case RD_I_INT: printf ("%d", data->value.u_int); break; case RD_I_STR: printf ("\"%s\"", data->value.u_str); free(data->value.u_str); break; } data = data->next; free(save); printf ("\n"); } free(data); } else if (strcmp("--version", argv[1]) == 0 || strcmp("version", argv[1]) == 0 || strcmp("v", argv[1]) == 0 || strcmp("-v", argv[1]) == 0 || strcmp("-version", argv[1]) == 0 ) printf("RRDtool " PACKAGE_VERSION " Copyright by Tobi Oetiker, 1997-2005 (%f)\n", rrd_version()); else if (strcmp("restore", argv[1]) == 0) rrd_restore(argc-1, &argv[1]); else if (strcmp("resize", argv[1]) == 0) rrd_resize(argc-1, &argv[1]); else if (strcmp("last", argv[1]) == 0) printf("%ld\n",rrd_last(argc-1, &argv[1])); else if (strcmp("lastupdate", argv[1]) == 0) { time_t last_update; char **ds_namv; char **last_ds; unsigned long ds_cnt, i; if (rrd_lastupdate(argc-1, &argv[1], &last_update, &ds_cnt, &ds_namv, &last_ds) == 0) { for (i=0; i\n\n", XML_ENCODING); printf("<%s>\n", ROOT_TAG); printf(" <%s>\n", META_TAG); printf(" <%s>%lu\n", META_START_TAG, start+step, META_START_TAG); printf(" <%s>%lu\n", META_STEP_TAG, step, META_STEP_TAG); printf(" <%s>%lu\n", META_END_TAG, end, META_END_TAG); printf(" <%s>%lu\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG); printf(" <%s>%lu\n", META_COLS_TAG, col_cnt, META_COLS_TAG); printf(" <%s>\n", LEGEND_TAG); for (j = 0; j < col_cnt; j++) { char *entry = NULL; entry = legend_v[j]; printf(" <%s>%s\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG); free(entry); } free(legend_v); printf(" \n", LEGEND_TAG); printf(" \n", META_TAG); printf(" <%s>\n", DATA_TAG); for (ti = start+step; ti <= end; ti += step) { printf (" <%s>", DATA_ROW_TAG); printf ("<%s>%lu", COL_TIME_TAG, ti, COL_TIME_TAG); for (j = 0; j < col_cnt; j++) { rrd_value_t newval = DNAN; if (enumds == 1) snprintf(vtag,vtag_s,"%s%lu", COL_DATA_TAG, j); else snprintf(vtag,vtag_s,"%s",COL_DATA_TAG); newval = *ptr; if(isnan(newval)){ printf("<%s>NaN", vtag,vtag); } else { printf("<%s>%0.10e", vtag, newval, vtag); }; ptr++; } printf("\n", DATA_ROW_TAG); } free(data); printf(" \n", DATA_TAG); printf("\n", ROOT_TAG); } free(vtag); } else if (strcmp("graph", argv[1]) == 0) { char **calcpr; #ifdef notused /*XXX*/ const char *imgfile = argv[2]; /* rrd_graph changes argv pointer */ #endif int xsize, ysize; double ymin,ymax; int i; int tostdout = (strcmp(argv[2],"-") == 0); int imginfo = 0; for (i=2;i