Updates for new fdb code
This commit is contained in:
Michiel Broek
parent
75b991af56
commit
7aa6f678c2
19
lib/dbfdb.c
19
lib/dbfdb.c
@ -39,7 +39,7 @@
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/*
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* Open files database Area number, with path. Do some checks and abort
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* Open files database Area number. Do some checks and abort
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* if they fail.
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*/
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struct _fdbarea *mbsedb_OpenFDB(long Area, int Timeout)
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@ -68,12 +68,27 @@ struct _fdbarea *mbsedb_OpenFDB(long Area, int Timeout)
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msleep(250);
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Syslog('f', "Open file area %ld, try %d", Area, Tries);
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}
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if (fp == NULL) {
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if (errno == ENOENT) {
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Syslog('+', "Create empty FDB for area %ld", Area);
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fdbhdr.hdrsize = sizeof(fdbhdr);
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fdbhdr.recsize = sizeof(fdb);
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if ((fp = fopen(temp, "w+"))) {
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fwrite(&fdbhdr, sizeof(fdbhdr), 1, fp);
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}
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}
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} else {
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fread(&fdbhdr, sizeof(fdbhdr), 1, fp);
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}
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/*
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* If still not open, it's fatal.
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*/
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if (fp == NULL) {
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WriteError("$Can't open %s", temp);
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free(temp);
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return NULL;
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}
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fread(&fdbhdr, sizeof(fdbhdr), 1, fp);
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/*
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* Fix attributes if needed
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@ -200,9 +200,8 @@ void Check(long AreaNr)
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void CheckArea(long Area)
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{
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FILE *pFile;
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int j, Fix, inArea, rc;
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char *fAreas, *newdir, *temp, *mname, *tname;
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char *newdir, *temp, *mname, *tname;
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DIR *dp;
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struct dirent *de;
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int Found, Update;
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@ -210,8 +209,14 @@ void CheckArea(long Area)
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struct stat stb;
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struct passwd *pw;
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struct group *gr;
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#ifdef USE_EXPERIMENT
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struct _fdbarea *fdb_area = NULL;
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#else
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FILE *pFile;
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char *fAreas;
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fAreas = calloc(PATH_MAX, sizeof(char));
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#endif
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newdir = calloc(PATH_MAX, sizeof(char));
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temp = calloc(PATH_MAX, sizeof(char));
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mname = calloc(PATH_MAX, sizeof(char));
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@ -289,282 +294,334 @@ void CheckArea(long Area)
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WriteError("Can't stat %s", area.Path);
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}
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sprintf(fAreas, "%s/fdb/file%ld.data", getenv("MBSE_ROOT"), Area);
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#ifdef USE_EXPERIMENT
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if ((fdb_area = mbsedb_OpenFDB(Area, 30)) == NULL)
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return;
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#else
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sprintf(fAreas, "%s/fdb/file%ld.data", getenv("MBSE_ROOT"), Area);
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/*
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* Open the file database, if it doesn't exist,
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* create an empty one.
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*/
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if ((pFile = fopen(fAreas, "r+")) == NULL) {
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Syslog('!', "Creating new %s", fAreas);
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if ((pFile = fopen(fAreas, "a+")) == NULL) {
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WriteError("$Can't create %s", fAreas);
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die(MBERR_GENERAL);
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}
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fdbhdr.hdrsize = sizeof(fdbhdr);
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fdbhdr.recsize = sizeof(fdb);
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fwrite(&fdbhdr, sizeof(fdbhdr), 1, pFile);
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} else {
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fread(&fdbhdr, sizeof(fdbhdr), 1, pFile);
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}
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/*
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* We don't do any upgrade, so the header must be correct.
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*/
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if (fdbhdr.hdrsize != sizeof(fdbhdr)) {
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Syslog('+', "fAreas hdrsize is corrupt: %d", fdbhdr.hdrsize);
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return;
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}
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if (fdbhdr.recsize != sizeof(fdb)) {
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Syslog('+', "fAreas recordsize is corrupt: %d, expected %d", fdbhdr.recsize, sizeof(fdbhdr));
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return;
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}
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#endif
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/*
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* Now start checking the files in the filedatabase
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* against the contents of the directory.
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*/
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inArea = 0;
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#ifdef USE_EXPERIMENT
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while (fread(&fdb, fdbhdr.recsize, 1, fdb_area->fp) == 1) {
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#else
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while (fread(&fdb, fdbhdr.recsize, 1, pFile) == 1) {
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#endif
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iTotal++;
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inArea++;
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sprintf(newdir, "%s/%s", area.Path, fdb.LName);
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sprintf(mname, "%s/%s", area.Path, fdb.Name);
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if (file_exist(newdir, R_OK) && file_exist(mname, R_OK)) {
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Syslog('+', "File %s area %ld not on disk.", newdir, Area);
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if (!fdb.NoKill) {
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fdb.Deleted = TRUE;
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do_pack = TRUE;
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}
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iErrors++;
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#ifdef USE_EXPERIMENT
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if (mbsedb_LockFDB(fdb_area, 30)) {
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fseek(fdb_area->fp, - fdbhdr.recsize, SEEK_CUR);
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fwrite(&fdb, fdbhdr.recsize, 1, fdb_area->fp);
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mbsedb_UnlockFDB(fdb_area);
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}
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#else
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fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
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fwrite(&fdb, fdbhdr.recsize, 1, pFile);
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#endif
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} else {
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/*
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* File exists, now check the file.
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*/
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Marker();
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Update = FALSE;
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strcpy(temp, fdb.LName);
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name_mangle(temp);
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sprintf(mname, "%s/%s", area.Path, temp);
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if (strcmp(fdb.Name, temp)) {
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Syslog('!', "Converted %s to %s", fdb.Name, temp);
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tname = calloc(PATH_MAX, sizeof(char));
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sprintf(tname, "%s/%s", area.Path, fdb.Name);
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rename(tname, mname);
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sprintf(tname, "%s/%s", area.Path, fdb.LName);
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unlink(tname);
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symlink(mname, tname);
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free(tname);
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strncpy(fdb.Name, temp, 12);
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iErrors++;
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Update = TRUE;
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}
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/*
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* Open the file database, if it doesn't exist,
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* create an empty one.
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* If 8.3 and LFN are the same, try to rename the LFN to lowercase.
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*/
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if ((pFile = fopen(fAreas, "r+")) == NULL) {
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Syslog('!', "Creating new %s", fAreas);
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if ((pFile = fopen(fAreas, "a+")) == NULL) {
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WriteError("$Can't create %s", fAreas);
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die(MBERR_GENERAL);
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}
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fdbhdr.hdrsize = sizeof(fdbhdr);
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fdbhdr.recsize = sizeof(fdb);
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fwrite(&fdbhdr, sizeof(fdbhdr), 1, pFile);
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if (strcmp(fdb.Name, fdb.LName) == 0) {
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/*
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* 8.3 and LFN are the same.
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*/
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tname = calloc(PATH_MAX, sizeof(char));
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sprintf(tname, "%s/%s", area.Path, fdb.LName);
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for (j = 0; j < strlen(fdb.LName); j++)
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fdb.LName[j] = tolower(fdb.LName[j]);
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sprintf(newdir, "%s/%s", area.Path, fdb.LName);
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if (strcmp(tname, newdir)) {
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Syslog('+', "Rename LFN from %s to %s", fdb.Name, fdb.LName);
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rename(tname, newdir);
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Update = TRUE;
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}
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free(tname);
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}
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/*
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* At this point we may have (depending on the upgrade level)
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* a real file with a long name or a real file with a short name
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* or both. One of them may also be a symbolic link or not exist
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* at all. Whatever it was, make it good.
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*/
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if ((lstat(newdir, &stb) == 0) && ((stb.st_mode & S_IFLNK) != S_IFLNK)) {
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/*
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* Long filename is a regular file and not a symbolic link.
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*/
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if (lstat(mname, &stb) == 0) {
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/*
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* 8.3 name exists, is it a real file?
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*/
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if ((stb.st_mode & S_IFLNK) != S_IFLNK) {
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unlink(newdir);
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symlink(mname, newdir);
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Syslog('+', "%s changed into symbolic link", newdir);
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iErrors++;
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} else {
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/*
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* 8.3 is a symbolic link.
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*/
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unlink(mname);
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rename(newdir, mname);
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symlink(mname, newdir);
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Syslog('+', "%s changed to real file", mname);
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iErrors++;
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}
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} else {
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/*
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* No 8.3 name on disk.
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*/
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rename(newdir, mname);
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symlink(mname, newdir);
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Syslog('+', "%s changed to real file and created symbolic link", mname);
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iErrors++;
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}
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} else if ((lstat(mname, &stb) == 0) && ((stb.st_mode & S_IFLNK) != S_IFLNK)) {
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/*
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* Short filename is a real file.
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*/
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if (lstat(newdir, &stb) == 0) {
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/*
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* LFN exists, is it a real file?
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*/
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if ((stb.st_mode & S_IFLNK) != S_IFLNK) {
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/*
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* LFN is a real filename too.
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*/
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unlink(newdir);
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symlink(mname, newdir);
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Syslog('+', "%s changed into symbolic link", newdir);
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iErrors++;
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}
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} else {
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/*
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* No LFN, create symbolic link
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*/
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symlink(mname, newdir);
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Syslog('+', "%s created symbolic link", newdir);
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iErrors++;
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}
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} else {
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fread(&fdbhdr, sizeof(fdbhdr), 1, pFile);
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/*
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* Weird, could not happen
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*/
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Syslog('!', "Weird problem, %s is no regular file", newdir);
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}
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/*
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* We don't do any upgrade, so the header must be correct.
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*/
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if (fdbhdr.hdrsize != sizeof(fdbhdr)) {
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Syslog('+', "fAreas hdrsize is corrupt: %d", fdbhdr.hdrsize);
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return;
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}
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if (fdbhdr.recsize != sizeof(fdb)) {
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Syslog('+', "fAreas recordsize is corrupt: %d, expected %d", fdbhdr.recsize, sizeof(fdbhdr));
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return;
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}
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/*
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* Now start checking the files in the filedatabase
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* against the contents of the directory.
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*/
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inArea = 0;
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while (fread(&fdb, fdbhdr.recsize, 1, pFile) == 1) {
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iTotal++;
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inArea++;
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sprintf(newdir, "%s/%s", area.Path, fdb.LName);
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sprintf(mname, "%s/%s", area.Path, fdb.Name);
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if (file_exist(newdir, R_OK) && file_exist(mname, R_OK)) {
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Syslog('+', "File %s area %ld not on disk.", newdir, Area);
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if (!fdb.NoKill) {
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fdb.Deleted = TRUE;
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do_pack = TRUE;
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}
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iErrors++;
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fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
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fwrite(&fdb, fdbhdr.recsize, 1, pFile);
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} else {
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/*
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* File exists, now check the file.
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*/
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Marker();
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Update = FALSE;
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strcpy(temp, fdb.LName);
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name_mangle(temp);
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sprintf(mname, "%s/%s", area.Path, temp);
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if (strcmp(fdb.Name, temp)) {
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Syslog('!', "Converted %s to %s", fdb.Name, temp);
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tname = calloc(PATH_MAX, sizeof(char));
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sprintf(tname, "%s/%s", area.Path, fdb.Name);
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rename(tname, mname);
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sprintf(tname, "%s/%s", area.Path, fdb.LName);
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unlink(tname);
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symlink(mname, tname);
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free(tname);
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strncpy(fdb.Name, temp, 12);
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iErrors++;
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Update = TRUE;
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}
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/*
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* If 8.3 and LFN are the same, try to rename the LFN to lowercase.
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*/
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if (strcmp(fdb.Name, fdb.LName) == 0) {
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/*
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* 8.3 and LFN are the same.
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*/
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tname = calloc(PATH_MAX, sizeof(char));
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sprintf(tname, "%s/%s", area.Path, fdb.LName);
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for (j = 0; j < strlen(fdb.LName); j++)
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fdb.LName[j] = tolower(fdb.LName[j]);
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sprintf(newdir, "%s/%s", area.Path, fdb.LName);
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if (strcmp(tname, newdir)) {
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Syslog('+', "Rename LFN from %s to %s", fdb.Name, fdb.LName);
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rename(tname, newdir);
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Update = TRUE;
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}
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free(tname);
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}
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/*
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* At this point we may have (depending on the upgrade level)
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* a real file with a long name or a real file with a short name
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* or both. One of them may also be a symbolic link or not exist
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* at all. Whatever it was, make it good.
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*/
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if ((lstat(newdir, &stb) == 0) && ((stb.st_mode & S_IFLNK) != S_IFLNK)) {
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/*
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* Long filename is a regular file and not a symbolic link.
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*/
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if (lstat(mname, &stb) == 0) {
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/*
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* 8.3 name exists, is it a real file?
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*/
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if ((stb.st_mode & S_IFLNK) != S_IFLNK) {
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unlink(newdir);
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symlink(mname, newdir);
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Syslog('+', "%s changed into symbolic link", newdir);
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iErrors++;
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} else {
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/*
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* 8.3 is a symbolic link.
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*/
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unlink(mname);
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rename(newdir, mname);
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symlink(mname, newdir);
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Syslog('+', "%s changed to real file", mname);
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iErrors++;
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}
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} else {
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/*
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* No 8.3 name on disk.
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*/
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rename(newdir, mname);
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symlink(mname, newdir);
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Syslog('+', "%s changed to real file and created symbolic link", mname);
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iErrors++;
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}
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} else if ((lstat(mname, &stb) == 0) && ((stb.st_mode & S_IFLNK) != S_IFLNK)) {
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/*
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* Short filename is a real file.
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*/
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if (lstat(newdir, &stb) == 0) {
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/*
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* LFN exists, is it a real file?
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*/
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if ((stb.st_mode & S_IFLNK) != S_IFLNK) {
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/*
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* LFN is a real filename too.
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*/
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unlink(newdir);
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symlink(mname, newdir);
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Syslog('+', "%s changed into symbolic link", newdir);
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iErrors++;
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}
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} else {
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/*
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* No LFN, create symbolic link
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*/
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symlink(mname, newdir);
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Syslog('+', "%s created symbolic link", newdir);
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iErrors++;
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}
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} else {
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/*
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* Weird, could not happen
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*/
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Syslog('!', "Weird problem, %s is no regular file", newdir);
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}
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/*
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* It could be that there is a thumbnail made of the LFN.
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*/
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tname = calloc(PATH_MAX, sizeof(char));
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sprintf(tname, "%s/.%s", area.Path, fdb.LName);
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if (file_exist(tname, R_OK) == 0) {
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Syslog('+', "Removing thumbnail %s", tname);
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iErrors++;
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unlink(tname);
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}
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free(tname);
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* It could be that there is a thumbnail made of the LFN.
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*/
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tname = calloc(PATH_MAX, sizeof(char));
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sprintf(tname, "%s/.%s", area.Path, fdb.LName);
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if (file_exist(tname, R_OK) == 0) {
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Syslog('+', "Removing thumbnail %s", tname);
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iErrors++;
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unlink(tname);
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}
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free(tname);
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if (file_time(newdir) != fdb.FileDate) {
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Syslog('!', "Date mismatch area %ld file %s", Area, fdb.LName);
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fdb.FileDate = file_time(newdir);
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iErrors++;
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Update = TRUE;
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}
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if (file_size(newdir) != fdb.Size) {
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Syslog('!', "Size mismatch area %ld file %s", Area, fdb.LName);
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fdb.Size = file_size(newdir);
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iErrors++;
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Update = TRUE;
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}
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if (file_crc(newdir, CFG.slow_util && do_quiet) != fdb.Crc32) {
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Syslog('!', "CRC error area %ld, file %s", Area, fdb.LName);
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fdb.Crc32 = file_crc(newdir, CFG.slow_util && do_quiet);
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iErrors++;
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Update = TRUE;
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}
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Marker();
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if (Update) {
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fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, pFile);
|
||||
}
|
||||
}
|
||||
if (strlen(fdb.Magic)) {
|
||||
rc = magic_check(fdb.Magic, fdb.Name);
|
||||
if (rc == -1) {
|
||||
Syslog('+', "Area %ld magic alias %s file %s is invalid", Area, fdb.Magic, fdb.Name);
|
||||
memset(&fdb.Magic, 0, sizeof(fdb.Magic));
|
||||
fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, pFile);
|
||||
iErrors++;
|
||||
}
|
||||
if (file_time(newdir) != fdb.FileDate) {
|
||||
Syslog('!', "Date mismatch area %ld file %s", Area, fdb.LName);
|
||||
fdb.FileDate = file_time(newdir);
|
||||
iErrors++;
|
||||
Update = TRUE;
|
||||
}
|
||||
if (file_size(newdir) != fdb.Size) {
|
||||
Syslog('!', "Size mismatch area %ld file %s", Area, fdb.LName);
|
||||
fdb.Size = file_size(newdir);
|
||||
iErrors++;
|
||||
Update = TRUE;
|
||||
}
|
||||
if (file_crc(newdir, CFG.slow_util && do_quiet) != fdb.Crc32) {
|
||||
Syslog('!', "CRC error area %ld, file %s", Area, fdb.LName);
|
||||
fdb.Crc32 = file_crc(newdir, CFG.slow_util && do_quiet);
|
||||
iErrors++;
|
||||
Update = TRUE;
|
||||
}
|
||||
Marker();
|
||||
if (Update) {
|
||||
#ifdef USE_EXPERIMENT
|
||||
if (mbsedb_LockFDB(fdb_area, 30)) {
|
||||
fseek(fdb_area->fp, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, fdb_area->fp);
|
||||
mbsedb_UnlockFDB(fdb_area);
|
||||
}
|
||||
#else
|
||||
fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, pFile);
|
||||
#endif
|
||||
}
|
||||
if (inArea == 0)
|
||||
Syslog('+', "Warning: area %ld (%s) is empty", Area, area.Name);
|
||||
}
|
||||
|
||||
/*
|
||||
* Check files in the directory against the database.
|
||||
* This test is skipped for CD-rom.
|
||||
*/
|
||||
if (!area.CDrom) {
|
||||
if ((dp = opendir(area.Path)) != NULL) {
|
||||
while ((de = readdir(dp)) != NULL) {
|
||||
if (de->d_name[0] != '.') {
|
||||
Marker();
|
||||
Found = FALSE;
|
||||
fseek(pFile, fdbhdr.hdrsize, SEEK_SET);
|
||||
while (fread(&fdb, fdbhdr.recsize, 1, pFile) == 1) {
|
||||
if ((strcmp(fdb.LName, de->d_name) == 0) || (strcmp(fdb.Name, de->d_name) == 0)) {
|
||||
if (!Found) {
|
||||
Found = TRUE;
|
||||
} else {
|
||||
/*
|
||||
* Record has been found before, so this must be
|
||||
* a double record.
|
||||
*/
|
||||
Syslog('!', "Double file record area %ld file %s", Area, fdb.LName);
|
||||
iErrors++;
|
||||
fdb.Double = TRUE;
|
||||
do_pack = TRUE;
|
||||
fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, pFile);
|
||||
}
|
||||
if (strlen(fdb.Magic)) {
|
||||
rc = magic_check(fdb.Magic, fdb.Name);
|
||||
if (rc == -1) {
|
||||
Syslog('+', "Area %ld magic alias %s file %s is invalid", Area, fdb.Magic, fdb.Name);
|
||||
memset(&fdb.Magic, 0, sizeof(fdb.Magic));
|
||||
#ifdef USE_EXPERIMENT
|
||||
if (mbsedb_LockFDB(fdb_area, 30)) {
|
||||
fseek(fdb_area->fp, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, fdb_area->fp);
|
||||
mbsedb_UnlockFDB(fdb_area);
|
||||
}
|
||||
#else
|
||||
fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, pFile);
|
||||
#endif
|
||||
iErrors++;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (inArea == 0)
|
||||
Syslog('+', "Warning: area %ld (%s) is empty", Area, area.Name);
|
||||
|
||||
/*
|
||||
* Check files in the directory against the database.
|
||||
* This test is skipped for CD-rom.
|
||||
*/
|
||||
if (!area.CDrom) {
|
||||
if ((dp = opendir(area.Path)) != NULL) {
|
||||
while ((de = readdir(dp)) != NULL) {
|
||||
if (de->d_name[0] != '.') {
|
||||
Marker();
|
||||
Found = FALSE;
|
||||
#ifdef USE_EXPERIMENT
|
||||
fseek(fdb_area->fp, fdbhdr.hdrsize, SEEK_SET);
|
||||
while (fread(&fdb, fdbhdr.recsize, 1, fdb_area->fp) == 1) {
|
||||
#else
|
||||
fseek(pFile, fdbhdr.hdrsize, SEEK_SET);
|
||||
while (fread(&fdb, fdbhdr.recsize, 1, pFile) == 1) {
|
||||
#endif
|
||||
if ((strcmp(fdb.LName, de->d_name) == 0) || (strcmp(fdb.Name, de->d_name) == 0)) {
|
||||
if (!Found) {
|
||||
Found = TRUE;
|
||||
} else {
|
||||
/*
|
||||
* Record has been found before, so this must be
|
||||
* a double record.
|
||||
*/
|
||||
Syslog('!', "Double file record area %ld file %s", Area, fdb.LName);
|
||||
iErrors++;
|
||||
fdb.Double = TRUE;
|
||||
do_pack = TRUE;
|
||||
#ifdef USE_EXPERIMENT
|
||||
if (mbsedb_LockFDB(fdb_area, 30)) {
|
||||
fseek(fdb_area->fp, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, fdb_area->fp);
|
||||
mbsedb_UnlockFDB(fdb_area);
|
||||
}
|
||||
#else
|
||||
fseek(pFile, - fdbhdr.recsize, SEEK_CUR);
|
||||
fwrite(&fdb, fdbhdr.recsize, 1, pFile);
|
||||
#endif
|
||||
}
|
||||
if ((!Found) && (strncmp(de->d_name, "files.bbs", 9)) &&
|
||||
(strncmp(de->d_name, "files.bak", 9)) &&
|
||||
(strncmp(de->d_name, "00index", 7)) &&
|
||||
(strncmp(de->d_name, "header", 6)) &&
|
||||
(strncmp(de->d_name, "index", 5)) &&
|
||||
(strncmp(de->d_name, "readme", 6))) {
|
||||
sprintf(fn, "%s/%s", area.Path, de->d_name);
|
||||
if (stat(fn, &stb) == 0)
|
||||
if (S_ISREG(stb.st_mode)) {
|
||||
if (unlink(fn) == 0) {
|
||||
Syslog('!', "%s not in fdb, deleted from disk", fn);
|
||||
iErrors++;
|
||||
} else {
|
||||
WriteError("$%s not in fdb, cannot delete", fn);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
closedir(dp);
|
||||
} else {
|
||||
WriteError("Can't open %s", area.Path);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if ((!Found) && (strncmp(de->d_name, "files.bbs", 9)) &&
|
||||
(strncmp(de->d_name, "files.bak", 9)) &&
|
||||
(strncmp(de->d_name, "00index", 7)) &&
|
||||
(strncmp(de->d_name, "header", 6)) &&
|
||||
(strncmp(de->d_name, "index", 5)) &&
|
||||
(strncmp(de->d_name, "readme", 6))) {
|
||||
sprintf(fn, "%s/%s", area.Path, de->d_name);
|
||||
if (stat(fn, &stb) == 0)
|
||||
if (S_ISREG(stb.st_mode)) {
|
||||
if (unlink(fn) == 0) {
|
||||
Syslog('!', "%s not in fdb, deleted from disk", fn);
|
||||
iErrors++;
|
||||
} else {
|
||||
WriteError("$%s not in fdb, cannot delete", fn);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
closedir(dp);
|
||||
} else {
|
||||
WriteError("Can't open %s", area.Path);
|
||||
}
|
||||
}
|
||||
|
||||
fclose(pFile);
|
||||
chmod(fAreas, 0660);
|
||||
iAreasNew++;
|
||||
|
||||
#ifdef USE_EXPERIMENT
|
||||
mbsedb_CloseFDB(fdb_area);
|
||||
#else
|
||||
fclose(pFile);
|
||||
chmod(fAreas, 0660);
|
||||
free(fAreas);
|
||||
#endif
|
||||
|
||||
iAreasNew++;
|
||||
free(newdir);
|
||||
free(temp);
|
||||
free(mname);
|
||||
|
||||
Reference in New Issue
Block a user