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MXS-862: Move backend authentication from MySQLBackend to MySQLBackendAuth

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The authentication for backend connections is now done in the
MySQLBackendAuth module. This is also the default authentication module
for backend connections created by MySQLBackend.
This commit is contained in:
Markus Makela
2016-09-28 10:20:39 +03:00
parent 35d9b35609
commit 6d057f8152
9 changed files with 671 additions and 416 deletions
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19
server/modules/protocol/MySQLClient/mysql_client.c
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@ -562,12 +562,6 @@ int gw_read_client_event(DCB* dcb)
static int
gw_read_do_authentication(DCB *dcb, GWBUF *read_buffer, int nbytes_read)
{
MySQLProtocol *protocol;
int auth_val;
protocol = (MySQLProtocol *)dcb->protocol;
/* int compress = -1; */
/**
* The first step in the authentication process is to extract the
* relevant information from the buffer supplied and place it
@ -577,18 +571,15 @@ gw_read_do_authentication(DCB *dcb, GWBUF *read_buffer, int nbytes_read)
* data extraction succeeds, then a call is made to the actual
* authenticate function to carry out the user checks.
*/
if (MXS_AUTH_SUCCEEDED == (
auth_val = dcb->authfunc.extract(dcb, read_buffer)))
int auth_val = dcb->authfunc.extract(dcb, read_buffer);
if (MXS_AUTH_SUCCEEDED == auth_val)
{
/*
* Maybe this comment will be useful some day:
compress =
GW_MYSQL_CAPABILITIES_COMPRESS & gw_mysql_get_byte4(
&protocol->client_capabilities);
*/
auth_val = dcb->authfunc.authenticate(dcb);
}
MySQLProtocol *protocol = (MySQLProtocol *)dcb->protocol;
/**
* At this point, if the auth_val return code indicates success
* the user authentication has been successfully completed.