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-rw-r--r--src/exchangedb/exchangedb_fees.c96
-rw-r--r--src/exchangedb/exchangedb_signkeys.c9
2 files changed, 87 insertions, 18 deletions
diff --git a/src/exchangedb/exchangedb_fees.c b/src/exchangedb/exchangedb_fees.c
index aa54a1b22..75bb13cef 100644
--- a/src/exchangedb/exchangedb_fees.c
+++ b/src/exchangedb/exchangedb_fees.c
@@ -92,7 +92,12 @@ TALER_EXCHANGEDB_fees_read (const struct GNUNET_CONFIGURATION_Handle *cfg,
"exchangedb",
"WIREFEE_BASE_DIR",
&wirefee_base_dir))
+ {
+ GNUNET_log_config_missing (GNUNET_ERROR_TYPE_WARNING,
+ "exchangedb",
+ "WIREFEE_BASE_DIR");
return NULL;
+ }
GNUNET_asprintf (&fn,
"%s/%s.fee",
wirefee_base_dir,
@@ -101,19 +106,48 @@ TALER_EXCHANGEDB_fees_read (const struct GNUNET_CONFIGURATION_Handle *cfg,
fh = GNUNET_DISK_file_open (fn,
GNUNET_DISK_OPEN_READ,
GNUNET_DISK_PERM_NONE);
- GNUNET_free (fn);
if (NULL == fh)
+ {
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
+ "open",
+ fn);
+ GNUNET_free (fn);
return NULL;
+ }
af = NULL;
endp = NULL;
- while (sizeof (wd) ==
- GNUNET_DISK_file_read (fh,
- &wd,
- sizeof (wd)))
+ while (1)
{
struct TALER_EXCHANGEDB_AggregateFees *n;
-
+ ssize_t in = GNUNET_DISK_file_read (fh,
+ &wd,
+ sizeof (wd));
+ if (-1 == in)
+ {
+ /* Unexpected I/O error */
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
+ "read",
+ fn);
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_DISK_file_close (fh));
+ GNUNET_free (fn);
+ TALER_EXCHANGEDB_fees_free (af);
+ return NULL;
+ }
+ if (0 == in)
+ break; /* EOF, terminate normally */
+ if (sizeof (wd) != in)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "File `%s' has wrong size for fee structure\n",
+ fn);
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_DISK_file_close (fh));
+ GNUNET_free (fn);
+ TALER_EXCHANGEDB_fees_free (af);
+ return NULL;
+ }
n = wd2af (&wd);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Loaded wire fees starting at %s from file\n",
@@ -131,15 +165,19 @@ TALER_EXCHANGEDB_fees_read (const struct GNUNET_CONFIGURATION_Handle *cfg,
}
else
{
- /* We expect file to be in chronological order! */
- GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "File `%s' does not have wire fees in chronological order\n",
+ fn);
GNUNET_DISK_file_close (fh);
GNUNET_free (n);
+ GNUNET_free (fn);
TALER_EXCHANGEDB_fees_free (af);
return NULL;
}
}
- GNUNET_DISK_file_close (fh);
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_DISK_file_close (fh));
+ GNUNET_free (fn);
return af;
}
@@ -191,7 +229,16 @@ TALER_EXCHANGEDB_fees_write (const char *filename,
if (GNUNET_OK !=
GNUNET_DISK_directory_create_for_file (filename))
+ {
+ int eno;
+
+ eno = errno;
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
+ "mkdir (for file)",
+ filename);
+ errno = eno;
return GNUNET_SYSERR;
+ }
fh = GNUNET_DISK_file_open (filename,
GNUNET_DISK_OPEN_WRITE
@@ -200,7 +247,16 @@ TALER_EXCHANGEDB_fees_write (const char *filename,
GNUNET_DISK_PERM_USER_READ
| GNUNET_DISK_PERM_USER_WRITE);
if (NULL == fh)
+ {
+ int eno;
+
+ eno = errno;
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
+ "open",
+ filename);
+ errno = eno;
return GNUNET_SYSERR;
+ }
last = NULL;
while (NULL != af)
@@ -213,6 +269,12 @@ TALER_EXCHANGEDB_fees_write (const char *filename,
GNUNET_break (0);
GNUNET_assert (GNUNET_OK ==
GNUNET_DISK_file_close (fh));
+ /* try to remove the file, as it would be malformed */
+ if (0 != unlink (filename))
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
+ "unlink",
+ filename);
+ errno = EINVAL; /* invalid inputs */
return GNUNET_SYSERR;
}
TALER_EXCHANGEDB_fees_2_wf (wireplugin,
@@ -226,8 +288,16 @@ TALER_EXCHANGEDB_fees_write (const char *filename,
&wd,
sizeof (wd)))
{
- GNUNET_assert (GNUNET_OK ==
- GNUNET_DISK_file_close (fh));
+ int eno = errno;
+
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_DISK_file_close (fh));
+ /* try to remove the file, as it must be malformed */
+ if (0 != unlink (filename))
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
+ "unlink",
+ filename);
+ errno = eno;
return GNUNET_SYSERR;
}
}
@@ -245,10 +315,10 @@ TALER_EXCHANGEDB_fees_write (const char *filename,
void
TALER_EXCHANGEDB_fees_free (struct TALER_EXCHANGEDB_AggregateFees *af)
{
- struct TALER_EXCHANGEDB_AggregateFees *next;
-
while (NULL != af)
{
+ struct TALER_EXCHANGEDB_AggregateFees *next;
+
next = af->next;
GNUNET_free (af);
af = next;
diff --git a/src/exchangedb/exchangedb_signkeys.c b/src/exchangedb/exchangedb_signkeys.c
index beafa1dda..b1e8aad54 100644
--- a/src/exchangedb/exchangedb_signkeys.c
+++ b/src/exchangedb/exchangedb_signkeys.c
@@ -139,11 +139,10 @@ TALER_EXCHANGEDB_signing_keys_iterate (const char *exchange_base_dir,
* @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure.
*/
int
-TALER_EXCHANGEDB_signing_key_write (const char *exchange_base_dir,
- struct GNUNET_TIME_Absolute start,
- const struct
- TALER_EXCHANGEDB_PrivateSigningKeyInformationP
- *ski)
+TALER_EXCHANGEDB_signing_key_write (
+ const char *exchange_base_dir,
+ struct GNUNET_TIME_Absolute start,
+ const struct TALER_EXCHANGEDB_PrivateSigningKeyInformationP *ski)
{
char *skf;
ssize_t nwrite;