realtime.c

   1 /*
   2  * SARG Squid Analysis Report Generator      http://sarg.sourceforge.net
   3  *                                                            1998, 2010
   4  *
   5  * SARG donations:
   6  *      please look at http://sarg.sourceforge.net/donations.php
   7  * Support:
   8  *     http://sourceforge.net/projects/sarg/forums/forum/363374
   9  * ---------------------------------------------------------------------
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License as published by
  13  *  the Free Software Foundation; either version 2 of the License, or
  14  *  (at your option) any later version.
  15  *
  16  *  This program is distributed in the hope that it will be useful,
  17  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *  GNU General Public License for more details.
  20  *
  21  *  You should have received a copy of the GNU General Public License
  22  *  along with this program; if not, write to the Free Software
  23  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  24  *
  25  */
  26
  27 #include "include/conf.h"
  28 #include "include/defs.h"
  29
  30 static int getdata(char*, FILE*);
  31 static void datashow(const char *);
  32 static void getlog(void);
  33 static void header(void);
  34
  35 void realtime(void)
  36 {
  37
  38    getlog();
  39
  40 }
  41
  42 static void getlog(void)
  43 {
  44    FILE *tmp, *fp;
  45    char template1[255]="/var/tmp/sargtpl1.XXXXXX";
  46    char template2[255]="/var/tmp/sargtpl2.XXXXXX";
  47    char cmd[512];
  48    char *buf;
  49    int  fd1,fd2;
  50    int cstatus;
  51    struct longlinestruct line;
  52
  53    init_usertab(UserTabFile);
  54
  55    fd1 = mkstemp(template1);
  56    fd2 = mkstemp(template2);
  57
  58    if((fd1 == -1 ) || ((tmp = fdopen (fd1, "w+" )) == NULL)  ) {    /* failure, bail out */
  59        debuga(_("(realtime) mkstemp error - %s\n"),strerror(errno));
  60        exit(EXIT_FAILURE);
  61    }
  62
  63    if (longline_prepare(&line)<0) {
  64       debuga(_("Not enough memory to read the log file\n"));
  65       exit(EXIT_FAILURE);
  66    }
  67
  68    sprintf(cmd,"tail -%d %s",realtime_access_log_lines,AccessLog[0]);
  69    fp = popen(cmd, "r");
  70    while((buf=longline_read(fp,&line)) != NULL )
  71       if (getdata(buf,tmp)<0) {
  72          debuga(_("Maybe a broken record or garbage was returned by %s\n"),cmd);
  73          exit(EXIT_FAILURE);
  74       }
  75    pclose(fp);
  76    fclose(tmp);
  77    longline_free(&line);
  78
  79    sprintf(cmd,"sort -r -k 1,1 -k 2,2 -o \"%s\" \"%s\"",template2,template1);
  80    cstatus=system(cmd);
  81    if (!WIFEXITED(cstatus) || WEXITSTATUS(cstatus)) {
  82       debuga(_("sort command return status %d\n"),WEXITSTATUS(cstatus));
  83       debuga(_("sort command: %s\n"),cmd);
  84       exit(EXIT_FAILURE);
  85    }
  86    unlink(template1);
  87    datashow(template2);
  88 }
  89
  90 static int getdata(char *rec, FILE *ftmp)
  91 {
  92    time_t tt;
  93    struct tm *t;
  94    char dat[128];
  95    char tbuf[128];
  96    char typ[128];
  97    char warea[MAXLEN];
  98    char user[MAX_USER_LEN];
  99    char ip[25];
 100    char *url;
 101    struct getwordstruct gwarea;
 102
 103    getword_start(&gwarea,rec);
 104    if (getword(dat,sizeof(dat),&gwarea,' ')<0) {
 105       debuga(_("The time stamp at column 1 is too long\n"));
 106       return(-1);
 107    }
 108    if (getword(warea,sizeof(warea),&gwarea,' ')<0) {
 109       debuga(_("The connection duration at column 2 is too long\n"));
 110       return(-1);
 111    }
 112    while(strcmp(warea,"") == 0 && gwarea.current[0] != '\0')
 113       if (getword(warea,sizeof(warea),&gwarea,' ')<0) {
 114          return(-1);
 115       }
 116    if (getword(ip,sizeof(ip),&gwarea,' ')<0) {
 117       debuga(_("The IP address at column 3 is too long\n"));
 118       return(-1);
 119    }
 120    if (getword_skip(MAXLEN,&gwarea,' ')<0) {
 121       debuga(_("The status at column 4 is too long\n"));
 122       return(-1);
 123    }
 124    if (getword_skip(MAXLEN,&gwarea,' ')<0) {
 125       debuga(_("The size at column 5 is too long\n"));
 126       return(-1);
 127    }
 128    if (getword(typ,sizeof(typ),&gwarea,' ')<0) {
 129       debuga(_("The action at column 6 is too long\n"));
 130       return(-1);
 131    }
 132    if(strncmp(typ,"CONNECT",7) == 0) {
 133       if (getword_ptr(rec,&url,&gwarea,' ')<0) {
 134          debuga(_("The URL at column 7 is too long\n"));
 135          return(-1);
 136       }
 137       if (getword(user,sizeof(user),&gwarea,' ')<0) {
 138          debuga(_("The user ID at column 8 is too long\n"));
 139          return(-1);
 140       }
 141    }else {
 142       if (getword_skip(MAXLEN,&gwarea,'/')<0) {
 143          debuga(_("The URL at column 7 is too long\n"));
 144          return(-1);
 145       }
 146       if (getword_skip(MAXLEN,&gwarea,'/')<0) {
 147          debuga(_("The URL at column 7 is too long\n"));
 148          return(-1);
 149       }
 150       if (getword_ptr(rec,&url,&gwarea,'/')<0) {
 151          debuga(_("The URL at column 7 is too long\n"));
 152          return(-1);
 153       }
 154       if (getword_skip(MAXLEN,&gwarea,' ')<0) {
 155          debuga(_("The data at column 8 is too long\n"));
 156          return(-1);
 157       }
 158       if (getword(user,sizeof(user),&gwarea,' ')<0) {
 159          debuga(_("The user at column 9 is too long\n"));
 160          return(-1);
 161       }
 162    }
 163
 164    if(strncmp(user,"-",1) == 0 && strcmp(RealtimeUnauthRec,"ignore") == 0)
 165       return(0);
 166
 167    tt=atoi(dat);
 168    t=localtime(&tt);
 169    if(strncmp(DateFormat,"u",1) == 0)
 170       strftime(tbuf, sizeof(tbuf), "%Y-%m-%d\t%H:%M", t);
 171    else if(strncmp(DateFormat,"e",1) == 0)
 172       strftime(tbuf, sizeof(tbuf), "%d-%m-%Y\t%H:%M", t);
 173
 174    fprintf(ftmp,"%s\t%s\t%s\t%s\t%s\n",tbuf,ip,user,url,typ);
 175    return(0);
 176 }
 177
 178 static void datashow(const char *tmp)
 179 {
 180    FILE *fin;
 181    char dat[128];
 182    char tim[128];
 183    char *buf;
 184    char *url;
 185    char *ourl=NULL;
 186    char ouser[MAX_USER_LEN]="";
 187    char typ[128];
 188    char user[MAX_USER_LEN];
 189    char u2[MAX_USER_LEN];
 190    char ip[25];
 191    int url_len;
 192    int ourl_size=0;
 193    struct getwordstruct gwarea;
 194    struct longlinestruct line;
 195
 196    if((fin=fopen(tmp,"r"))==NULL) {
 197       debuga(_("(realtime) open error %s - %s\n"),tmp,strerror(errno));
 198       exit(EXIT_FAILURE);
 199    }
 200
 201    header();
 202
 203    if (longline_prepare(&line)<0) {
 204       debuga(_("Not enough memory to read the log file\n"));
 205       exit(EXIT_FAILURE);
 206    }
 207
 208    while((buf=longline_read(fin,&line))!=NULL) {
 209       fixendofline(buf);
 210       getword_start(&gwarea,buf);
 211       if (getword(dat,sizeof(dat),&gwarea,'\t')<0) {
 212          debuga(_("Maybe you have a broken record or garbage in your %s file\n"),tmp);
 213          exit(EXIT_FAILURE);
 214       }
 215       if (getword(tim,sizeof(tim),&gwarea,'\t')<0) {
 216          debuga(_("Maybe you have a broken record or garbage in your %s file\n"),tmp);
 217          exit(EXIT_FAILURE);
 218       }
 219       if (getword(ip,sizeof(ip),&gwarea,'\t')<0) {
 220          debuga(_("Maybe you have a broken record or garbage in your %s file\n"),tmp);
 221          exit(EXIT_FAILURE);
 222       }
 223       if (getword(user,sizeof(user),&gwarea,'\t')<0) {
 224          debuga(_("Maybe you have a broken record or garbage in your %s file\n"),tmp);
 225          exit(EXIT_FAILURE);
 226       }
 227       if(strlen(dat) < 3 || strlen(user) < 1) continue;
 228       if (getword_ptr(buf,&url,&gwarea,'\t')<0) {
 229          debuga(_("Maybe you have a broken url in your %s file\n"),tmp);
 230          exit(EXIT_FAILURE);
 231       }
 232       if (getword(typ,sizeof(typ),&gwarea,'\t')<0) {
 233          debuga(_("Maybe you have a broken record or garbage in your %s file\n"),tmp);
 234          exit(EXIT_FAILURE);
 235       }
 236       if(strstr(RealtimeTypes,typ) == 0)
 237          continue;
 238
 239       if(strcmp(ouser,user) == 0 && ourl && strcmp(ourl,url) == 0)
 240          continue;
 241
 242       if(userip)
 243          strcpy(user,ip);
 244       strcpy(u2,user);
 245       if(Ip2Name)
 246          ip2name(u2,sizeof(u2));
 247       user_find(name, sizeof(name), u2);
 248
 249       printf("<tr><td class=\"data\">%s %s</td><td class=\"data3\">%s</td><td class=\"data3\">%s</td><td class=\"data3\">%s</td><td class=\"data2\"><a href=\"http://%s\">%s</td></tr>\n",dat,tim,ip,name,typ,url,url);
 250       strcpy(ouser,user);
 251
 252       url_len=strlen(url);
 253       if (!ourl || url_len>=ourl_size) {
 254          ourl_size=url_len+1;
 255          ourl=realloc(ourl,ourl_size);
 256          if (!ourl) {
 257             debuga(_("Not enough memory to store the url\n"));
 258             exit(EXIT_FAILURE);
 259          }
 260       }
 261       strcpy(ourl,url);
 262    }
 263    longline_free(&line);
 264    if (ourl) free(ourl);
 265
 266    puts("</table>\n</div>\n</body>\n</html>\n");
 267    fclose(fin);
 268    unlink(tmp);
 269    fflush(NULL);
 270
 271 }
 272
 273 static void header(void)
 274 {
 275    puts("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"");
 276    puts(" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
 277    puts("<html>\n");
 278    puts("<head>\n");
 279    if(realtime_refresh)
 280       printf("  <meta http-equiv=refresh content=\"%d\" url=\"sarg-php/sarg-realtime.php\"; charset=\"%s\">\n",realtime_refresh,CharSet);
 281    else
 282       printf("  <meta http-equiv=\"Content-Type\" content=\"text/html; charset=%s\">\n",CharSet);
 283    css(stdout);
 284    puts("</head>\n");
 285    printf("<body style=\"font-family:%s;font-size:%s;background-color:%s;background-image:url(%s)\">\n",FontFace,TitleFontSize,BgColor,BgImage);
 286    puts("<div align=\"center\"><table cellpadding=\"1\" cellspacing=\"1\">\n");
 287    printf("<tr><th class=\"title_l\" colspan=\"10\">SARG %s</th></tr>\n",_("Realtime"));
 288    printf("<tr><th class=\"text\" colspan=\"10\">%s: %d s</th></tr>\n",_("Auto refresh"),realtime_refresh);
 289    printf("<tr><th class=\"header_c\">%s</th><th class=\"header_c\">%s</th><th class=\"header_c\">%s</th><th class=\"header_c\">%s</th><th class=\"header_l\">%s</th></tr>\n",_("DATE/TIME"),_("IP/NAME"),_("USERID"),_("TYPE"),_("ACCESSED SITE"));
 290 }