#ifndef _BLURB_
#define _BLURB_
/*
Coda: an Experimental Distributed File System
Release 6
Copyright (c) 1987-2003 Carnegie Mellon University
All Rights Reserved
Permission to use, copy, modify and distribute this software and its
documentation is hereby granted, provided that both the copyright
notice and this permission notice appear in all copies of the
software, derivative works or modified versions, and any portions
thereof, and that both notices appear in supporting documentation, and
that credit is given to Carnegie Mellon University in all documents
and publicity pertaining to direct or indirect use of this code or its
derivatives.
CODA IS AN EXPERIMENTAL SOFTWARE SYSTEM AND IS KNOWN TO HAVE BUGS,
SOME OF WHICH MAY HAVE SERIOUS CONSEQUENCES. CARNEGIE MELLON ALLOWS
FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION. CARNEGIE MELLON
DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER
RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE OR OF
ANY DERIVATIVE WORK.
Carnegie Mellon encourages users of this software to return any
improvements or extensions that they make, and to grant Carnegie
Mellon the rights to redistribute these changes without encumbrance.
*/
#endif /*_BLURB_*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
extern "C" {
#include <stdio.h>
#include "coda_string.h"
#include <sys/param.h>
#include <sysent.h>
extern int ffilecopy(FILE*, FILE*);
}
#include "util.h"
#include "advice_parser.h"
extern int LogLevel;
extern FILE *LogFile;
#define CommentsDBdir "/usr/mond/adviceCommentsDB"
#define LINE_LENGTH 256
char line[LINE_LENGTH];
static int SkipLines(FILE *fp, int number)
{
int error = 0;
for (int count = 0; count < number; count++)
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
return(error);
}
static int ReadVenusVersionLine(FILE *fp, int *Major, int *Minor)
{
int error = 0;
int rc = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
rc = sscanf(line, "VenusVersion: %d.%d", Major, Minor);
if (rc != 2)
error += 1;
return(error);
}
static int ReadFIDLine(FILE *fp, char *id, int *volume, int *vnode, int *unique)
{
char formatstring[LINE_LENGTH];
int error = 0;
int rc = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
(void) sprintf(formatstring, "%s: <%%x.%%x.%%x>", id);
rc = sscanf(line, formatstring, volume, vnode, unique);
if (rc != 3)
error += 1;
return(error);
}
static int ReadVIDLine(FILE *fp, char *id, int *volume)
{
char formatstring[LINE_LENGTH];
int error = 0;
int rc = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
(void) sprintf(formatstring, "%s: 0x%%x", id);
rc = sscanf(line, formatstring, volume);
if (rc != 1)
error += 1;
return(error);
}
static int ReadFormat1Line(FILE *fp, char *id, int *value)
{
char formatstring[LINE_LENGTH];
int error = 0;
int rc = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
(void) sprintf(formatstring, "%s: %%d", id);
rc = sscanf(line, formatstring, value);
if (rc != 1)
error += 1;
return(error);
}
static int ReadFormat1xLine(FILE *fp, char *id, int *value)
{
char formatstring[LINE_LENGTH];
int error = 0;
int rc = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
(void) sprintf(formatstring, "%s: %%x", id);
rc = sscanf(line, formatstring, value);
if (rc != 1)
error += 1;
return(error);
}
static int ReadFormat2Line(FILE *fp, char *id, char *value)
{
char formatstring[LINE_LENGTH];
int error = 0;
int rc = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error = 1;
(void) sprintf(formatstring, "%s: %%s", id);
rc = sscanf(line, formatstring, value);
if (rc != 1)
error += 1;
return(error);
}
static int ReadAwarenessLine(FILE *fp, char *id, int *value)
{
char tmpstring[8];
int error = 0;
*value = 0;
error = ReadFormat2Line(fp, id, tmpstring);
if (strncmp(tmpstring, "Yes", strlen("Yes")) == 0)
*value = 2;
else if (strncmp(tmpstring, "Suspected", strlen("Suspected")) == 0)
*value = 1;
else if (strncmp(tmpstring, "No", strlen("No")) == 0)
*value = 0;
else {
error++;
*value = -1;
}
return(error);
}
static void MoveFile(char *hereFileName, char *thereFileName)
{
FILE *hereFile, *thereFile;
int code = 0;
int error = 0;
// Open the file we will copy FROM
hereFile = fopen(hereFileName, "r");
if (hereFile == NULL) {
LogMsg(0,LogLevel,LogFile, "ERROR: MoveFile(%s,%s) ==> Cannot open file %s", hereFileName, thereFileName, hereFileName);
CODA_ASSERT(1 == 0);
}
// Open the file we will copy TO
thereFile = fopen(thereFileName, "w+");
if (thereFile == NULL) {
LogMsg(0,LogLevel,LogFile, "ERROR: MoveFile(%s,%s) ==> Cannot open file %s", hereFileName, thereFileName, thereFileName);
CODA_ASSERT(1 == 0);
}
// Copy the file
LogMsg(100,LogLevel,LogFile, "Moving %s to %s", hereFileName, thereFileName);
code = ffilecopy(hereFile, thereFile);
if (code != 0) {
LogMsg(0,LogLevel,LogFile, "ERROR: MoveFile(%s,%s) ==> Cannot ffilecopy", hereFileName, thereFileName);
CODA_ASSERT(1 == 0);
}
fclose(hereFile);
fclose(thereFile);
unlink(hereFileName);
}
static char *DetermineQuestionnaire(char *comment_id)
{
static char questionnaire[32];
if (strncmp(comment_id, "OtherComments", strlen("OtherComments")) == 0)
strcpy(questionnaire, "DisconnectedMiss");
else
strcpy(questionnaire, "Reconnection");
return(questionnaire);
}
static char *DetermineCommentField(char *comment_id)
{
static char field[32];
if (strncmp(comment_id, "SuspectedOtherComments", strlen("SuspectedOtherComments")) == 0)
strcpy(field, "Suspected");
else if (strncmp(comment_id, "KnownOtherComments", strlen("KnownOtherComments")) == 0)
strcpy(field, "Known");
else if (strncmp(comment_id, "PreparationComments", strlen("PreparationComments")) == 0)
strcpy(field, "Preparation");
else if (strncmp(comment_id, "FinalComments", strlen("FinalComments")) == 0)
strcpy(field, "Final");
else if (strncmp(comment_id, "OtherComments", strlen("OtherComments")) == 0)
strcpy(field, "Other");
else {
LogMsg(0, LogLevel,LogFile, "DetermineCommentField: Unrecognized comment type (id=%s)\n", comment_id);
CODA_ASSERT(1 == 0);
}
return(field);
}
static int DetermineUnique(char *questionnaire, char *commentField)
{
char UniqueFileName[MAXPATHLEN];
FILE *UniqueFile;
char NewValue[8];
int error = 0;
int rc = 0;
int unique;
sprintf(UniqueFileName, "%s/%s/%s.ID", CommentsDBdir, questionnaire, commentField);
if ((UniqueFile = fopen(UniqueFileName, "r+")) == NULL)
error++;
if (fgets(line, LINE_LENGTH, UniqueFile) == NULL)
error++;
rc = sscanf(line, "%d", &unique);
if (rc != 1)
error++;
if (fseek(UniqueFile, 0L, 0) != 0)
error++;
if (fprintf(UniqueFile, "%d", unique+1) != 0)
error++;
if (fflush(UniqueFile) != 0)
error++;
if (fclose(UniqueFile) != 0)
error++;
if (error != 0) {
LogMsg(0,LogLevel,LogFile, "DetermineUnique(%s,%s): File handling error\n", questionnaire, commentField);
CODA_ASSERT(1 == 0);
}
return(unique);
}
static int DepositCommentFile(char *tmpFileName, char *id)
{
char newCommentFileName[MAXPATHLEN];
char *questionnaire;
char *commentField;
int unique;
questionnaire = DetermineQuestionnaire(id);
commentField = DetermineCommentField(id);
unique = DetermineUnique(questionnaire, commentField);
sprintf(newCommentFileName, "%s/%s/%s/%d", CommentsDBdir, questionnaire, commentField, unique);
MoveFile(tmpFileName, newCommentFileName);
return(unique);
}
static int CopeWithCommentsField(FILE *fp, char *id, int *value)
{
FILE *CommentFile;
char CommentFileName[MAXPATHLEN];
int error = 0;
int rc = 0;
int num_lines = 0;
if (fgets(line, LINE_LENGTH, fp) == NULL)
error++;
if (strncmp(line, id, strlen(id)) != 0)
error++;
sprintf(CommentFileName, "/tmp/advice.comment.%d", getpid());
CommentFile = fopen(CommentFileName, "w+");
CODA_ASSERT(CommentFile != NULL);
while (fgets(line, LINE_LENGTH, fp) != NULL) {
if (strncmp(line, "EndComment.", strlen("EndComment.")) == 0)
break;
else {
num_lines++;
fprintf(CommentFile, "%s", line);
}
}
error += SkipLines(fp, 1);
fflush(CommentFile);
fclose(CommentFile);
if (num_lines > 1)
*value = DepositCommentFile(CommentFileName, id);
else {
*value = -1;
unlink(CommentFileName);
}
return(error);
}
int ParseDisconQfile(char *filename, DiscoMissQ *q)
{
FILE *fp;
int error = 0;
LogMsg(20,LogLevel,LogFile,"Parsing: %s", filename);
fp = fopen(filename, "r");
if (fp == NULL) {
LogMsg(0,LogLevel,LogFile,"ParseDiscoQfile could not open %s",filename);
return(1);
}
error += SkipLines(fp, 1);
error += ReadFormat1xLine(fp, "hostid", &(q->hostid));
error += ReadFormat1Line(fp, "user", &(q->uid));
error += ReadVenusVersionLine(fp, &(q->venusmajorversion), &(q->venusminorversion));
error += ReadFormat1Line(fp, "AdviceMonitorVersion", &(q->advicemonitorversion));
error += ReadFormat1Line(fp, "ADSRVversion", &(q->adsrv_version));
error += ReadFormat1Line(fp, "ADMONversion", &(q->admon_version));
error += ReadFormat1Line(fp, "Qversion", &(q->q_version));
error += ReadFormat1Line(fp, "TimeOfDisconnection", &(q->disco_time));
error += ReadFormat1Line(fp, "TimeOfCacheMiss", &(q->cachemiss_time));
error += ReadFIDLine(fp, "Fid", &(q->fid_volume), &(q->fid_vnode), &(q->fid_uniquifier));
error += SkipLines(fp, 2); // Path and RequestingProgram
error += ReadFormat1Line(fp, "Practice", &(q->practice_session));
error += ReadFormat1Line(fp, "ExpectedAffect", &(q->expected_affect));
error += CopeWithCommentsField(fp, "OtherComments:", &(q->comment_id));
return(error);
}
static void InitReconnQ(ReconnQ *q) {
q->hostid = -1;
q->uid = -1;
q->venusmajorversion = -1;
q->venusminorversion = -1;
q->advicemonitorversion = -1;
q->adsrv_version = -1;
q->admon_version = -1;
q->q_version = -1;
q->volume_id = -1;
q->cml_count = -1;
q->disco_time = -1;
q->reconn_time = -1;
q->walk_time = -1;
q->reboots = -1;
q->hits = -1;
q->misses = -1;
q->unique_hits = -1;
q->unique_misses = -1;
q->not_referenced = -1;
q->awareofdisco = -1;
q->voluntary = -1;
q->practicedisco = -1;
q->codacon = -1;
q->sluggish = -1;
q->observed_miss = -1;
q->known_other_comments = -1;
q->suspected_other_comments = -1;
q->nopreparation = -1;
q->hoard_walk = -1;
q->num_pseudo_disco = -1;
q->num_practice_disco = -1;
q->prep_comments = -1;
q->overall_impression = -1;
q->final_comments = -1;
}
int ParseReconnQfile(char *filename, ReconnQ *q) {
FILE *fp;
int error = 0;
LogMsg(20,LogLevel,LogFile,"Parsing: %s", filename);
fp = fopen(filename, "r");
if (fp == NULL) {
LogMsg(0,LogLevel,LogFile,"ParseReconnQfile could not open %s", filename);
return(1);
}
InitReconnQ(q);
error += SkipLines(fp, 1);
error += ReadFormat1xLine(fp, "hostid", &(q->hostid));
error += ReadFormat1Line(fp, "user", &(q->uid));
error += ReadVenusVersionLine(fp, &(q->venusmajorversion), &(q->venusminorversion));
error += ReadFormat1Line(fp, "AdviceMonitorVersion", &(q->advicemonitorversion));
error += ReadFormat1Line(fp, "ADSRVversion", &(q->adsrv_version));
error += ReadFormat1Line(fp, "ADMONversion", &(q->admon_version));
error += ReadFormat1Line(fp, "Qversion", &(q->q_version));
error += SkipLines(fp, 1);
error += ReadVIDLine(fp, "VID", &(q->volume_id));
error += ReadFormat1Line(fp, "CMLCount", &(q->cml_count));
error += ReadFormat1Line(fp, "TimeOfDisconnection", &(q->disco_time));
error += ReadFormat1Line(fp, "TimeOfReconnection", &(q->reconn_time));
error += ReadFormat1Line(fp, "TimeOfLastDemandHoardWalk", &(q->walk_time));
error += ReadFormat1Line(fp, "NumberOfReboots", &(q->reboots));
error += ReadFormat1Line(fp, "NumberOfCacheHits", &(q->hits));
error += ReadFormat1Line(fp, "NumberOfCacheMisses", &(q->misses));
error += ReadFormat1Line(fp, "NumberOfUniqueCacheHits", &(q->unique_hits));
error += ReadFormat1Line(fp, "NumberOfObjectsNotReferenced", &(q->not_referenced));
error += ReadAwarenessLine(fp, "AwareOfDisconnection", &(q->awareofdisco));
if (q->awareofdisco != 0) {
if (q->awareofdisco == 2) {
error += ReadFormat1Line(fp, "VoluntaryDisconnection", &(q->voluntary));
error += ReadFormat1Line(fp, "PracticeDisconnection", &(q->practicedisco));
}
error += ReadFormat1Line(fp, "Codacon", &(q->codacon));
error += ReadFormat1Line(fp, "Sluggish", &(q->sluggish));
error += ReadFormat1Line(fp, "ObservedCacheMiss", &(q->observed_miss));
if (q->awareofdisco == 2) {
error += CopeWithCommentsField(fp, "KnownOtherComments:", &(q->known_other_comments));
error += ReadFormat1Line(fp, "NoPreparation", &(q->nopreparation));
error += ReadFormat1Line(fp, "HoardWalk", &(q->hoard_walk));
error += ReadFormat1Line(fp, "PseudoDisconnection", &(q->num_pseudo_disco));
error += ReadFormat1Line(fp, "PracticeDisconnection(s)", &(q->num_practice_disco));
if (q->num_practice_disco)
error += ReadFormat1Line(fp, "NumberPracticeDisconnection(s)", &(q->num_practice_disco));
error += CopeWithCommentsField(fp, "PreparationComments:", &(q->prep_comments));
}
if (q->awareofdisco == 1)
error += CopeWithCommentsField(fp, "SuspectedOtherComments:", &(q->suspected_other_comments));
error += ReadFormat1Line(fp, "OveralImpression", &(q->overall_impression));
}
error += CopeWithCommentsField(fp, "FinalComments:", &(q->final_comments));
return(error);
}
/*
main(int argc, char *argv[]) {
DiscoMissQ dq;
ReconnQ rq;
if (strncmp(argv[1], "Disco", strlen("Disco")) == 0)
printf("Errors = %d\n", ParseDisconQfile(argv[1], &dq));
if (strncmp(argv[1], "Recon", strlen("Recon")) == 0)
printf("Errors = %d\n", ParseReconnQfile(argv[1], &rq));
fflush(stdout);
}
*/
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