/*
- $Id: dbd.c,v 1.2 2009-04-28 14:09:00 franklahm Exp $
+ $Id: dbd.c,v 1.3 2009-05-06 11:54:24 franklahm Exp $
Copyright (c) 2009 Frank Lahm <franklahm@gmail.com>
#include <atalk/logger.h>
#include <atalk/cnid_dbd_private.h>
#include <atalk/volinfo.h>
+#include "cmd_dbd.h"
#include "dbif.h"
#include "db_param.h"
#define LOCKFILENAME "lock"
-#define DBOPTIONS (DB_CREATE | DB_INIT_LOCK | DB_INIT_MPOOL | DB_INIT_TXN)
+#define DBOPTIONS (DB_CREATE | DB_INIT_LOCK | DB_INIT_LOG | DB_INIT_MPOOL | DB_INIT_TXN)
-enum logtype {LOGSTD, LOGDEBUG};
+static DBD *dbd;
static volatile sig_atomic_t alarmed;
-static int verbose; /* Logging flag */
-static int exclusive; /* How to open the bdb database */
-static struct volinfo volinfo;
+static int verbose; /* Logging flag */
+static int exclusive; /* Exclusive volume access */
static struct db_param db_param = {
NULL, /* Volume dirpath */
1, /* bdb logfile autoremove */
/*
Provide some logging
*/
-static void dblog(enum logtype lt, char *fmt, ...)
+void dbd_log(enum logtype lt, char *fmt, ...)
{
int len;
static char logbuffer[1024];
sigemptyset(&sv.sa_mask);
sigaddset(&sv.sa_mask, SIGTERM);
if (sigaction(SIGTERM, &sv, NULL) < 0) {
- dblog( LOGSTD, "error in sigaction(SIGTERM): %s", strerror(errno));
+ dbd_log( LOGSTD, "error in sigaction(SIGTERM): %s", strerror(errno));
exit(EXIT_FAILURE);
}
sigemptyset(&sv.sa_mask);
if (sigaction(SIGINT, &sv, NULL) < 0) {
- dblog( LOGSTD, "error in sigaction(SIGINT): %s", strerror(errno));
+ dbd_log( LOGSTD, "error in sigaction(SIGINT): %s", strerror(errno));
exit(EXIT_FAILURE);
}
if (sigaction(SIGABRT, &sv, NULL) < 0) {
- dblog( LOGSTD, "error in sigaction(SIGABRT): %s", strerror(errno));
+ dbd_log( LOGSTD, "error in sigaction(SIGABRT): %s", strerror(errno));
exit(EXIT_FAILURE);
}
if (sigaction(SIGHUP, &sv, NULL) < 0) {
- dblog( LOGSTD, "error in sigaction(SIGHUP): %s", strerror(errno));
+ dbd_log( LOGSTD, "error in sigaction(SIGHUP): %s", strerror(errno));
exit(EXIT_FAILURE);
}
if (sigaction(SIGQUIT, &sv, NULL) < 0) {
- dblog( LOGSTD, "error in sigaction(SIGQUIT): %s", strerror(errno));
+ dbd_log( LOGSTD, "error in sigaction(SIGQUIT): %s", strerror(errno));
exit(EXIT_FAILURE);
}
}
struct flock lock;
if ((lockfd = open(LOCKFILENAME, O_RDWR | O_CREAT, 0644)) < 0) {
- dblog( LOGSTD, "Error opening lockfile: %s", strerror(errno));
+ dbd_log( LOGSTD, "Error opening lockfile: %s", strerror(errno));
exit(EXIT_FAILURE);
}
if (fcntl(lockfd, F_SETLK, &lock) < 0) {
if (errno == EACCES || errno == EAGAIN) {
if (exclusive) {
- dblog( LOGDEBUG, "Database is in use and exlusive was requested", strerror(errno));
+ dbd_log( LOGSTD, "Database is in use and exlusive was requested", strerror(errno));
exit(EXIT_FAILURE);
};
} else {
- dblog( LOGSTD, "Error getting fcntl F_WRLCK on lockfile: %s", strerror(errno));
+ dbd_log( LOGSTD, "Error getting fcntl F_WRLCK on lockfile: %s", strerror(errno));
exit(EXIT_FAILURE);
}
}
{
printf("Usage: dbd [-e|-v|-x] -d [-i] | -s | -r [-f] <path to netatalk volume>\n"
"dbd can dump, scan, reindex and rebuild Netatalk dbd CNID databases.\n"
- "dbd must run with appropiate permissions i.e. as root.\n\n"
+ "dbd must be run with appropiate permissions i.e. as root.\n\n"
"Main commands are:\n"
- " -d dump\n"
- " Dump CNID database\n"
+ " -d Dump CNID database\n"
" Option: -i dump indexes too\n"
- " -s scan\n"
- " Compare database with volume\n"
- " -r rebuild\n"
- " Rebuild CNID database\n"
- " Option: -f wipe database and rebuild from IDs stored in AppleDouble files\n\n"
+ " -s Scan volume:\n"
+ " 1. Compare database with volume\n"
+ " 2. Check if .AppleDouble dirs exist\n"
+ " 3. Check if AppleDouble file exist\n"
+ " 4. Report orphaned AppleDouble files\n"
+ " 5. Check for directories inside AppleDouble directories\n"
+ " 6. Check name encoding by roundtripping, log on error\n"
+ " -r Rebuild volume:\n"
+ " 1. Sync database with volume\n"
+ " 2. Make sure .AppleDouble dir exist, create if missing\n"
+ " 3. Make sure AppleDouble file exists, create if missing\n"
+ " 4. Delete orphaned AppleDouble files\n"
+ " 5. Check for directories inside AppleDouble directories\n"
+ " 6. Check name encoding by roundtripping, log on error\n"
+ " Option: -f wipe database and rebuild from IDs stored in AppleDouble files,\n"
+ " only available for volumes with 'cachecnid' option\n\n"
"General options:\n"
" -e only work on inactive volumes and lock them (exclusive)\n"
" -x rebuild indexes\n"
" -v verbose\n"
"\n"
- "28-04-2009: -s and -r and not yet implemented\n"
+ "05-05-2009: -s and -r already check/repair the AppleDouble stuff and encoding,\n"
+ " no CNID database maintanance is done yet\n"
);
}
int main(int argc, char **argv)
{
- int c, ret, lockfd;
+ int c, lockfd;
int dump=0, scan=0, rebuild=0, rebuildindexes=0, dumpindexes=0, force=0;
+ dbd_flags_t flags = 0;
char *volpath;
+ struct volinfo volinfo;
if (geteuid() != 0) {
usage();
exit(EXIT_FAILURE);
}
- while ((c = getopt(argc, argv, ":dsrvxif")) != -1) {
+ while ((c = getopt(argc, argv, ":dsrvxife")) != -1) {
switch(c) {
case 'd':
dump = 1;
break;
case 's':
scan = 1;
+ flags = DBD_FLAGS_SCAN;
break;
case 'r':
rebuild = 1;
break;
case 'f':
force = 1;
+ flags = DBD_FLAGS_FORCE;
break;
case ':':
case '?':
/* Put "/.AppleDB" at end of volpath */
if ( (strlen(volpath) + strlen("/.AppleDB")) > (PATH_MAX -1) ) {
- dblog( LOGSTD, "Volume pathname too long");
+ dbd_log( LOGSTD, "Volume pathname too long");
exit(EXIT_FAILURE);
}
char dbpath[PATH_MAX];
strncpy(dbpath, volpath, PATH_MAX - 1);
strcat(dbpath, "/.AppleDB");
- if ( -1 == (ret = loadvolinfo(volpath, &volinfo)) ) {
- dblog( LOGSTD, "Unkown volume options!");
+ /* cd to .AppleDB dir */
+ int cdir;
+ if ((cdir = open(".", O_RDONLY)) < 0) {
+ dbd_log( LOGSTD, "Can't open dir: %s", strerror(errno));
exit(EXIT_FAILURE);
}
-
if (chdir(dbpath) < 0) {
- dblog( LOGSTD, "chdir to %s failed: %s", dbpath, strerror(errno));
+ dbd_log( LOGSTD, "chdir to %s failed: %s", dbpath, strerror(errno));
exit(EXIT_FAILURE);
}
-
+
/*
Before we do anything else, check if there is an instance of cnid_dbd
running already and silently exit if yes.
else
setuplog("default log_debug /dev/tty");
+ /* Load .volinfo file */
+ if ( -1 == loadvolinfo(volpath, &volinfo)) {
+ dbd_log( LOGSTD, "Unkown volume options!");
+ exit(EXIT_FAILURE);
+ }
+ if ( -1 == vol_load_charsets(&volinfo)) {
+ dbd_log( LOGSTD, "Error loading charsets!");
+ exit(EXIT_FAILURE);
+ }
+
/*
Lets start with the BerkeleyDB stuff
*/
- if (dbif_env_init(&db_param, DBOPTIONS) < 0) {
- dblog( LOGSTD, "error opening database!");
+ if (NULL == (dbd = dbif_init("cnid2.db")))
+ exit(2);
+
+ if (dbif_env_open(dbd, &db_param, DBOPTIONS) < 0) {
+ dbd_log( LOGSTD, "error opening database!");
exit(EXIT_FAILURE);
}
- dblog( LOGDEBUG, "Finished opening BerkeleyDB databases including recovery.");
+ dbd_log( LOGDEBUG, "Finished opening BerkeleyDB databases including recovery.");
- if (dbif_open(&db_param, rebuildindexes) < 0) {
- dbif_close();
+ if (dbif_open(dbd, &db_param, rebuildindexes) < 0) {
+ dbif_close(dbd);
exit(EXIT_FAILURE);
}
+ if ((fchdir(cdir)) < 0) {
+ dbd_log(LOGSTD, "fchdir: %s", strerror(errno));
+ goto cleanup;
+ }
+
if (dump) {
- if (dbif_dump(dumpindexes) < 0) {
- dblog( LOGSTD, "Error dumping database");
+ if (dbif_dump(dbd, dumpindexes) < 0) {
+ dbd_log( LOGSTD, "Error dumping database");
+ }
+ } else if (rebuild || scan) {
+ if (cmd_dbd_scanvol(dbd, &volinfo, flags) < 0) {
+ dbd_log( LOGSTD, "Fatal error repairing database. Please rm -r it.");
}
}
- if (dbif_close() < 0)
+cleanup:
+ if (dbif_close(dbd) < 0)
exit(EXIT_FAILURE);
free_lock(lockfd);