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Noblogs
r2db
Commits
fb2e0e0f
Commit
fb2e0e0f
authored
13 years ago
by
joe
Committed by
lucha
4 years ago
Browse files
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Plain Diff
script for redistributing noblogs resources according to backend maps
parent
47f89733
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1 changed file
tools/noblogs-new-topology.php
+31
-18
31 additions, 18 deletions
tools/noblogs-new-topology.php
with
31 additions
and
18 deletions
tools/noblogs-new-topology.php
+
31
−
18
View file @
fb2e0e0f
...
...
@@ -10,42 +10,49 @@ require_once('db-config.php');
/*
Parse command line options
*/
$opts
=
getopt
(
'
N
'
,
'no-database'
);
if
(
empty
(
$argv
[
2
]
))
{
usage
()
;
exit
(
1
);
$opts
=
getopt
(
''
,
array
(
'no-database'
,
'calc-size'
)
);
if
(
array_key_exists
(
'calc-size'
,
$opts
))
{
$opts
[
'no-database'
]
=
true
;
$g_added_size
=
array
(
);
}
$o_hashmap
=
new
Flexihash
();
$old_map
=
noblogs_load_backends
(
$argv
[
1
],
$o_hashmap
);
$n_hashmap
=
new
Flexihash
();
$new_map
=
noblogs_load_backends
(
$argv
[
2
],
$n_hashmap
);
$new_map
=
noblogs_load_backends
(
array_pop
(
$argv
),
$n_hashmap
);
$o_hashmap
=
new
Flexihash
();
$old_map
=
noblogs_load_backends
(
array_pop
(
$argv
),
$o_hashmap
);
$blogs
=
get_all_blogs
();
foreach
(
$blogs
as
$blog
)
{
$blog_id
=
$blog
->
blog_id
;
$old_params
=
fhash
(
$blog_id
,
$old_map
);
$old_dburi
=
mysqlurl
(
$old_params
);
$new_params
=
fhash
(
$blog_id
,
$
reverse_backend
_map
);
$new_params
=
fhash
(
$blog_id
,
$
new
_map
);
$new_dburi
=
mysqlurl
(
$new_params
);
if
(
$new_counts
[
$new_params
[
'host'
]])
{
$new_counts
[
$new_params
[
'host'
]]
+=
1
;
}
else
{
}
else
{
$new_counts
[
$new_params
[
'host'
]]
=
1
;
}
if
(
$old_dburi
!=
$new_dburi
)
{
echo
"echo moving blog
$blog_id
from "
.
$old_params
[
'host'
]
.
" to "
.
$new_params
[
'host'
]
.
"
\n
"
;
if
(
!
$opts
[
'N'
]
)
{
if
(
array_key_exists
(
'no-database'
,
$opts
)
)
{
echo
"tables=
\$
(mysql "
.
mysqlopts
(
$old_params
)
.
" "
.
$old_params
[
'db'
]
.
" -NBe
\"
show tables like 'wp
\\
_"
.
$blog_id
.
"
\\
_%'
\"
)
\n
"
;
echo
"mysqldump --opt "
.
mysqlopts
(
$old_params
)
.
" "
.
$old_params
[
'db'
]
.
"
\$
{
tables
}
\\\n
"
;
echo
" | mysql "
.
mysqlopts
(
$new_params
)
.
" "
.
$new_params
[
'db'
]
.
"
\n
"
;
}
printf
(
"rsync -avz --delete root@%s:/opt/noblogs/www/wp-content/blogs.dir/%d root@%s:/opt/noblogs/www/wp-content/blogs.dir/%d
\n
"
,
$old_params
[
'host'
],
$blog_id
,
$new_params
[
'host'
],
$blog_id
);
if
(
array_key_exists
(
'calc-size'
,
$opts
))
{
$cmd
=
escapeshellargs
(
sprintf
(
"ssh root@%s du -sk /opt/noblogs/www/wp-content/blogs.dir/%d"
,
$old_params
[
'host'
],
$blog_id
));
list
(
$size
,
$dummy
)
=
explode
(
"
\t
"
,
exec
(
$cmd
,
$ret
));
$g_added_size
[
$new_params
[
'host'
]]
+=
$size
;
}
else
{
printf
(
"rsync -avz --delete root@%s:/opt/noblogs/www/wp-content/blogs.dir/%d root@%s:/opt/noblogs/www/wp-content/blogs.dir/%d
\n
"
,
$old_params
[
'host'
],
$blog_id
,
$new_params
[
'host'
],
$blog_id
);
}
$moved_count
+=
1
;
}
else
{
echo
"echo blog
$blog_id
stays on "
.
$old_params
[
'host'
]
.
"
\n
"
;
}
...
...
@@ -54,9 +61,12 @@ foreach ($blogs as $blog) {
echo
"
\n\n\n
Blog distribution:
\n
"
;
print_r
(
$new_counts
);
print
"
\n
$moved_count
blogs moved
\n
"
;
echo
"
\n
$moved_count
blogs moved
\n
"
;
if
(
array_key_exists
(
'calc-size'
,
$opts
))
{
echo
"Variations in disk space for hosts (kB):
\n
"
;
print_r
(
$g_added_size
);
}
function
fhash
(
$dbid
,
$reversemap
)
{
global
$wpdb
;
...
...
@@ -86,10 +96,13 @@ function mysqlurl(&$attrs) {
function
get_all_blogs
()
{
global
$wpdb
;
// $sql = "SELECT blog_id, domain, path FROM $wpdb->blogs WHERE public = 1 AND deleted = 0 AND archived = '0' ORDER BY domain, path";
$sql
=
"SELECT blog_id, domain, path FROM
$wpdb->blogs
WHERE public = 0 ORDER BY domain, path"
;
$sql
=
"SELECT blog_id, domain, path FROM
$wpdb->blogs
WHERE public = 1 AND deleted = 0 AND archived = '0' ORDER BY domain, path"
;
$result
=
$wpdb
->
get_results
(
$sql
);
return
(
$result
);
}
function
usage
()
{
$str
=
<<<USAGE
noblogs-new-topology.php [--no-database|--calc-size] <OLD_MAP> <NEW_MAP>
USAGE;
}
\ No newline at end of file
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