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START_ENCRYPTION_EVENT in maxbinlogcheck review

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START_ENCRYPTION_EVENT in maxbinlogcheck  review
This commit is contained in:
MassimilianoPinto
2016-09-22 13:38:07 +02:00
parent b6efb81fa8
commit 23c0e2795c
1 changed files with 8 additions and 4 deletions
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12
server/modules/routing/binlog/blr_file.c
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@ -139,6 +139,7 @@ typedef struct start_encryption_event
uint32_t binlog_key_version;
uint8_t nonce[BLRM_NONCE_LENGTH];
} START_ENCRYPTION_EVENT;
/**
* Initialise the binlog file for this instance. MaxScale will look
* for all the binlogs that it has on local disk, determine the next
@ -1585,8 +1586,7 @@ blr_read_events_all_events(ROUTER_INSTANCE *router, int fix, int debug)
/* Detect possible Start Encryption Event */
if (hdr.event_type == MARIADB10_START_ENCRYPTION_EVENT)
{
START_ENCRYPTION_EVENT ste_event;
memset(&ste_event, '\0', sizeof(START_ENCRYPTION_EVENT));
START_ENCRYPTION_EVENT ste_event = {};
char nonce_hex[12 * 2 + 1] = "";
/* The start encryption event data is 17 bytes long:
* Scheme = 1
@ -1599,13 +1599,17 @@ blr_read_events_all_events(ROUTER_INSTANCE *router, int fix, int debug)
ste_event.binlog_key_version = extract_field(ptr + 1, 32);
memcpy(ste_event.nonce, ptr + 1 + 4, BLRM_NONCE_LENGTH);
gw_bin2hex(nonce_hex, ste_event.nonce, BLRM_NONCE_LENGTH);
if (debug)
{
char *cksum_format = ", crc32 0x";
char hex_checksum[BINLOG_EVENT_CRC_SIZE * 2 + strlen(cksum_format) + 1];
uint8_t cksum_data[BINLOG_EVENT_CRC_SIZE];
hex_checksum[0]='\0';
/* Hex representation of nonce */
gw_bin2hex(nonce_hex, ste_event.nonce, BLRM_NONCE_LENGTH);
/* Hex representation of checksum */
cksum_data[3] = *(ptr + hdr.event_size - 4 - BINLOG_EVENT_HDR_LEN);
cksum_data[2] = *(ptr + hdr.event_size - 3 - BINLOG_EVENT_HDR_LEN);
cksum_data[1] = *(ptr + hdr.event_size - 2 - BINLOG_EVENT_HDR_LEN);