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ai
noblogs-wp
Commits
1f5aeacd
Commit
1f5aeacd
authored
Apr 14, 2013
by
lechuck
Committed by
agata
Jul 01, 2020
Browse files
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Email Patches
Plain Diff
Moved mysql host to tcp and function refactoring
parent
13421bc7
Changes
2
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Showing
2 changed files
with
30 additions
and
40 deletions
+30
-40
db-config.php
db-config.php
+3
-28
r2db/db-backends.php
r2db/db-backends.php
+27
-12
No files found.
db-config.php
View file @
1f5aeacd
...
...
@@ -6,38 +6,13 @@ $wpdb->max_connections = 30;
define
(
"NOBLOGS_BACKEND_CONFIG"
,
"/etc/noblogs/backends"
);
define
(
"NOBLOGS_MASTER_CONFIG"
,
"/etc/noblogs/master"
);
define
(
"NOBLOGS_HOST_FILE"
,
"/etc/noblogs/ip_ring0"
);
include_once
(
'r2db/db-hash.php'
);
include_once
(
'r2db/db-backends.php'
);
// Add the global database (configured in wp-config.php), stores the global
// blogs and users tables.
$is_master
=
__gf_ai_is_master
();
$wpdb
->
add_database
(
array
(
"host"
=>
DB_HOST
,
"user"
=>
DB_USER
,
"password"
=>
DB_PASSWORD
,
"name"
=>
DB_NAME
,
"dataset"
=>
"global"
,
"write"
=>
$is_master
,
"read"
=>
1
,
"timeout"
=>
2
));
// This is the write-only master.
if
(
!
$is_master
)
{
$wpdb
->
add_database
(
noblogs_load_master
(
NOBLOGS_MASTER_CONFIG
));
}
// Set up global dataset with master databases
noblogs_load_global_dataset
(
NOBLOGS_MASTER_CONFIG
,
NOBLOGS_HOST_FILE
);
// Add all the sharded blog databases.
$wpdb_reverse_backend_map
=
noblogs_load_backends
(
NOBLOGS_BACKEND_CONFIG
,
$wpdb
->
hash_map
);
// Ai patch: allows to understand if the current database is the master server
function
__gf_ai_is_master
()
{
$master_dsn
=
trim
(
file_get_contents
(
'/etc/noblogs/master'
));
preg_match
(
'/@172.16.1.(\d+):/'
,
$master_dsn
,
$m
);
$master_id
=
$m
[
1
];
if
(
!
empty
(
$_SERVER
[
'SERVER_ADDR'
]))
return
(
int
)
(
'172.16.1.'
.
$master_id
==
$_SERVER
[
'SERVER_ADDR'
]);
//works on web
return
(
int
)
(
$master_id
==
$_SERVER
[
'SERVER_PUBLIC_ID'
]);
//works on cli
}
r2db/db-backends.php
View file @
1f5aeacd
<?php
function
noblogs_split_db
(
$file
)
{
$db_url
=
trim
(
file_get_contents
(
$file
));
return
parse_url
(
$db_url
);
}
function
noblogs_load_backends
(
$db_config_file
,
$hashptr
)
{
global
$wpdb
;
...
...
@@ -35,16 +40,26 @@ function noblogs_load_backends($db_config_file, $hashptr) {
return
$backend_map
;
}
function
noblogs_load_master
(
$master_file
)
{
$master_url
=
trim
(
file_get_contents
(
$master_file
));
$mdata
=
parse_url
(
$master_url
);
return
array
(
"host"
=>
$mdata
[
"host"
]
.
":"
.
$mdata
[
"port"
],
"user"
=>
$mdata
[
"user"
],
"password"
=>
$mdata
[
"pass"
],
"name"
=>
substr
(
$mdata
[
"path"
],
1
),
"dataset"
=>
"global"
,
"read"
=>
0
,
"write"
=>
1
,
"timeout"
=>
10
);
function
noblogs_load_global_dataset
(
$master_file
,
$ip_file
)
{
global
$wpdb
;
$mdata
=
noblogs_split_db
(
$master_file
);
$ldata
=
trim
(
file_get_contents
(
$ip_file
));
$globaldb
=
array
(
"host"
=>
$mdata
[
"host"
]
.
":"
.
$mdata
[
"port"
],
"user"
=>
$mdata
[
"user"
],
"password"
=>
$mdata
[
"pass"
],
"name"
=>
substr
(
$mdata
[
"path"
],
1
),
"dataset"
=>
"global"
,
"read"
=>
1
,
"write"
=>
1
,
"timeout"
=>
2
);
if
(
$mdata
[
'host'
]
==
$ldata
)
{
$wpdb
->
add_database
(
$globaldb
);
}
else
{
$globaldb
[
'read'
]
=
0
;
$wpdb
->
add_database
(
$globaldb
);
$globaldb
[
'host'
]
=
$ldata
;
$globaldb
[
'read'
]
=
1
;
$globaldb
[
'write'
]
=
0
;
$wpdb
->
add_database
(
$globaldb
);
}
}
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