int BackupStoreAccountsControl::HousekeepAccountNow(int32_t ID)
{
std::string rootDir;
int discSetNum;
std::auto_ptr<UnixUser> user; // used to reset uid when we return
if(!OpenAccount(ID, rootDir, discSetNum, user,
NULL /* housekeeping locks the account itself */))
{
BOX_ERROR("Failed to open account " << BOX_FORMAT_ACCOUNT(ID)
<< " for housekeeping.");
return 1;
}
HousekeepStoreAccount housekeeping(ID, rootDir, discSetNum, NULL);
bool success = housekeeping.DoHousekeeping();
if(!success)
{
BOX_ERROR("Failed to lock account " << BOX_FORMAT_ACCOUNT(ID)
<< " for housekeeping: perhaps a client is "
"still connected?");
return 1;
}
else
{
BOX_TRACE("Finished housekeeping on account " <<
BOX_FORMAT_ACCOUNT(ID));
return 0;
}
}
void setOperationalMode(int newmode) {
extern void buildMyStatsCSV();
if(newmode == (int)P_WAIT) {
// stop(); --- should we see if we can WAIT while paused in an audio file?
SysIntoWaitMode();
// when leaving wait mode, next instruction is executed, so we return here
return;
} else {
// assume calling for sleep or halt
if (newmode == (int)P_HALT)
logString((char *)"Halting",BUFFER,LOG_NORMAL);
else // newmode == (int)P_SLEEP
logString((char *)"Sleeping",BUFFER,LOG_NORMAL);
housekeeping();
shutdown();
if (newmode == (int)P_HALT) {
SysIntoHaltMode();
}
else { // newmode == (int)P_SLEEP
_SystemOnOff();
}
while(1);
// cpu reset on exiting halt/sleep mode, so nothing below here executes
}
}
int64_t run_housekeeping(BackupStoreAccountDatabase::Entry& rAccount)
{
std::string rootDir = BackupStoreAccounts::GetAccountRoot(rAccount);
int discSet = rAccount.GetDiscSet();
// Do housekeeping on this account
HousekeepStoreAccount housekeeping(rAccount.GetID(), rootDir,
discSet, NULL);
housekeeping.DoHousekeeping(HousekeepStoreAccount::DefaultAction, true /* keep trying forever */);
return housekeeping.GetErrorCount();
}
/* Try to find an item in the cache. Note that we currently don't
make use of CACHE_MODE. */
const char *
agent_get_cache (const char *key, cache_mode_t cache_mode, void **cache_id)
{
ITEM r;
if (cache_mode == CACHE_MODE_IGNORE)
return NULL;
if (DBG_CACHE)
log_debug ("agent_get_cache `%s'...\n", key);
housekeeping ();
/* first try to find one with no locks - this is an updated cache
entry: We might have entries with a lockcount and without a
lockcount. */
for (r=thecache; r; r = r->next)
{
if (!r->lockcount && r->pw && !strcmp (r->key, key))
{
/* put_cache does only put strings into the cache, so we
don't need the lengths */
r->accessed = gnupg_get_time ();
if (DBG_CACHE)
log_debug ("... hit\n");
r->lockcount++;
*cache_id = r;
return r->pw->data;
}
}
/* again, but this time get even one with a lockcount set */
for (r=thecache; r; r = r->next)
{
if (r->pw && !strcmp (r->key, key))
{
r->accessed = gnupg_get_time ();
if (DBG_CACHE)
log_debug ("... hit (locked)\n");
r->lockcount++;
*cache_id = r;
return r->pw->data;
}
}
if (DBG_CACHE)
log_debug ("... miss\n");
*cache_id = NULL;
return NULL;
}
int main(int argc, char* argv[])
{
pcap_t* pcap_fd = NULL;
char errbuff[PCAP_ERRBUF_SIZE];
char* device = "eth0";
memset(errbuff,0, PCAP_ERRBUF_SIZE);
/* Open the device */
pcap_fd = pcap_open_live(device, MAXBYTES2CAPTURE, 0, 512, errbuff);
if( pcap_fd == NULL )
{
printf("Cannot open the pcap\n");
exit(0);
}
/* Apply filters to grab only tcp and udp IP packets */
struct bpf_program* filter_s = (struct bpf_program*)malloc(sizeof(struct bpf_program));
if( pcap_compile(pcap_fd, filter_s, "tcp or udp", 0, NULL ) == -1 )
{
perror("PCAP compile");
return;
}
if( pcap_setfilter(pcap_fd, filter_s) == -1 )
{
perror("PCAP set filter\n");
return;
}
/* Set up table and cache */
housekeeping();
/* Now capture the packets on this interface */
if( pcap_loop(pcap_fd, 0, handle_packet, NULL) == -1 )
{
printf("Error with the pcap loop\n");
exit(0);
}
}
/* Try to find an item in the cache. Note that we currently don't
make use of CACHE_MODE except for CACHE_MODE_NONCE and
CACHE_MODE_USER. */
char *
agent_get_cache (const char *key, cache_mode_t cache_mode)
{
gpg_error_t err;
ITEM r;
char *value = NULL;
int res;
int last_stored = 0;
if (cache_mode == CACHE_MODE_IGNORE)
return NULL;
if (!key)
{
key = last_stored_cache_key;
if (!key)
return NULL;
last_stored = 1;
}
if (DBG_CACHE)
log_debug ("agent_get_cache '%s' (mode %d)%s ...\n",
key, cache_mode,
last_stored? " (stored cache key)":"");
housekeeping ();
for (r=thecache; r; r = r->next)
{
if (r->pw
&& ((cache_mode != CACHE_MODE_USER
&& cache_mode != CACHE_MODE_NONCE)
|| r->cache_mode == cache_mode)
&& !strcmp (r->key, key))
{
/* Note: To avoid races KEY may not be accessed anymore below. */
r->accessed = gnupg_get_time ();
if (DBG_CACHE)
log_debug ("... hit\n");
if (r->pw->totallen < 32)
err = gpg_error (GPG_ERR_INV_LENGTH);
else if ((err = init_encryption ()))
;
else if (!(value = xtrymalloc_secure (r->pw->totallen - 8)))
err = gpg_error_from_syserror ();
else
{
res = npth_mutex_lock (&encryption_lock);
if (res)
log_fatal ("failed to acquire cache encryption mutex: %s\n",
strerror (res));
err = gcry_cipher_decrypt (encryption_handle,
value, r->pw->totallen - 8,
r->pw->data, r->pw->totallen);
res = npth_mutex_unlock (&encryption_lock);
if (res)
log_fatal ("failed to release cache encryption mutex: %s\n",
strerror (res));
}
if (err)
{
xfree (value);
value = NULL;
log_error ("retrieving cache entry '%s' failed: %s\n",
key, gpg_strerror (err));
}
return value;
}
}
if (DBG_CACHE)
log_debug ("... miss\n");
return NULL;
}
/* Store the string DATA in the cache under KEY and mark it with a
maximum lifetime of TTL seconds. If there is already data under
this key, it will be replaced. Using a DATA of NULL deletes the
entry. A TTL of 0 is replaced by the default TTL and a TTL of -1
set infinite timeout. CACHE_MODE is stored with the cache entry
and used to select different timeouts. */
int
agent_put_cache (const char *key, cache_mode_t cache_mode,
const char *data, int ttl)
{
gpg_error_t err = 0;
ITEM r;
if (DBG_CACHE)
log_debug ("agent_put_cache '%s' (mode %d) requested ttl=%d\n",
key, cache_mode, ttl);
housekeeping ();
if (!ttl)
{
switch(cache_mode)
{
case CACHE_MODE_SSH: ttl = opt.def_cache_ttl_ssh; break;
default: ttl = opt.def_cache_ttl; break;
}
}
if ((!ttl && data) || cache_mode == CACHE_MODE_IGNORE)
return 0;
for (r=thecache; r; r = r->next)
{
if (((cache_mode != CACHE_MODE_USER
&& cache_mode != CACHE_MODE_NONCE)
|| r->cache_mode == cache_mode)
&& !strcmp (r->key, key))
break;
}
if (r) /* Replace. */
{
if (r->pw)
{
release_data (r->pw);
r->pw = NULL;
}
if (data)
{
r->created = r->accessed = gnupg_get_time ();
r->ttl = ttl;
r->cache_mode = cache_mode;
err = new_data (data, &r->pw);
if (err)
log_error ("error replacing cache item: %s\n", gpg_strerror (err));
}
}
else if (data) /* Insert. */
{
r = xtrycalloc (1, sizeof *r + strlen (key));
if (!r)
err = gpg_error_from_syserror ();
else
{
strcpy (r->key, key);
r->created = r->accessed = gnupg_get_time ();
r->ttl = ttl;
r->cache_mode = cache_mode;
err = new_data (data, &r->pw);
if (err)
xfree (r);
else
{
r->next = thecache;
thecache = r;
}
}
if (err)
log_error ("error inserting cache item: %s\n", gpg_strerror (err));
}
return err;
}
/* Store DATA of length DATALEN in the cache under KEY and mark it
with a maximum lifetime of TTL seconds. If there is already data
under this key, it will be replaced. Using a DATA of NULL deletes
the entry. A TTL of 0 is replaced by the default TTL and a TTL of
-1 set infinite timeout. CACHE_MODE is stored with the cache entry
and used to select different timeouts. */
int
agent_put_cache (const char *key, cache_mode_t cache_mode,
const char *data, int ttl)
{
ITEM r;
if (DBG_CACHE)
log_debug ("agent_put_cache `%s' requested ttl=%d mode=%d\n",
key, ttl, cache_mode);
housekeeping ();
if (!ttl)
{
switch(cache_mode)
{
case CACHE_MODE_SSH: ttl = opt.def_cache_ttl_ssh; break;
default: ttl = opt.def_cache_ttl; break;
}
}
if (!ttl || cache_mode == CACHE_MODE_IGNORE)
return 0;
for (r=thecache; r; r = r->next)
{
if (!r->lockcount && !strcmp (r->key, key))
break;
}
if (r)
{ /* replace */
if (r->pw)
{
release_data (r->pw);
r->pw = NULL;
}
if (data)
{
r->created = r->accessed = gnupg_get_time ();
r->ttl = ttl;
r->cache_mode = cache_mode;
r->pw = new_data (data, strlen (data)+1);
if (!r->pw)
log_error ("out of core while allocating new cache item\n");
}
}
else if (data)
{ /* simply insert */
r = xtrycalloc (1, sizeof *r + strlen (key));
if (!r)
log_error ("out of core while allocating new cache control\n");
else
{
strcpy (r->key, key);
r->created = r->accessed = gnupg_get_time ();
r->ttl = ttl;
r->cache_mode = cache_mode;
r->pw = new_data (data, strlen (data)+1);
if (!r->pw)
{
log_error ("out of core while allocating new cache item\n");
xfree (r);
}
else
{
r->next = thecache;
thecache = r;
}
}
}
return 0;
}
