ext/pgsql: route pg_copy_from table_name through build_tablename #21985
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| --TEST-- | ||
| pg_copy_to() / pg_copy_from() default null marker round-trip | ||
| --EXTENSIONS-- | ||
| pgsql | ||
| --SKIPIF-- | ||
| <?php include("inc/skipif.inc"); ?> | ||
| --FILE-- | ||
| <?php | ||
|
|
||
| include('inc/config.inc'); | ||
|
|
||
| $db = pg_connect($conn_str); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_default_null'); | ||
| pg_query($db, 'CREATE TABLE pg_copy_default_null (id int, v text)'); | ||
| pg_query($db, "INSERT INTO pg_copy_default_null VALUES (1, 'hello'), (2, NULL)"); | ||
|
|
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| $rows = pg_copy_to($db, 'pg_copy_default_null'); | ||
| var_dump($rows); | ||
|
|
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| pg_query($db, 'DELETE FROM pg_copy_default_null'); | ||
| var_dump(pg_copy_from($db, 'pg_copy_default_null', $rows)); | ||
| var_dump(pg_fetch_all(pg_query($db, 'SELECT v FROM pg_copy_default_null ORDER BY id'))); | ||
|
|
||
| ?> | ||
| --CLEAN-- | ||
| <?php | ||
| include('inc/config.inc'); | ||
| $db = pg_connect($conn_str); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_default_null'); | ||
| ?> | ||
| --EXPECT-- | ||
| array(2) { | ||
| [0]=> | ||
| string(8) "1 hello | ||
| " | ||
| [1]=> | ||
| string(5) "2 \N | ||
| " | ||
| } | ||
| bool(true) | ||
| array(2) { | ||
| [0]=> | ||
| array(1) { | ||
| ["v"]=> | ||
| string(5) "hello" | ||
| } | ||
| [1]=> | ||
| array(1) { | ||
| ["v"]=> | ||
| NULL | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| --TEST-- | ||
| pg_copy_from() escapes the null_as argument | ||
| --EXTENSIONS-- | ||
| pgsql | ||
| --SKIPIF-- | ||
| <?php include("inc/skipif.inc"); ?> | ||
| --FILE-- | ||
| <?php | ||
|
|
||
| include('inc/config.inc'); | ||
|
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| $db = pg_connect($conn_str); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_null_as_target'); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_null_as_injected'); | ||
| pg_query($db, 'CREATE TABLE pg_copy_null_as_target (v text)'); | ||
|
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| $evil = "X'; CREATE TABLE pg_copy_null_as_injected (v text); --"; | ||
| var_dump(pg_copy_from($db, 'pg_copy_null_as_target', ["row\n"], "\t", $evil)); | ||
|
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| $r = pg_query($db, "SELECT 1 FROM pg_tables WHERE tablename = 'pg_copy_null_as_injected'"); | ||
| var_dump(pg_num_rows($r)); | ||
|
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| $r = pg_query($db, 'SELECT v FROM pg_copy_null_as_target ORDER BY v'); | ||
| var_dump(pg_fetch_all($r)); | ||
|
|
||
| ?> | ||
| --CLEAN-- | ||
| <?php | ||
| include('inc/config.inc'); | ||
| $db = pg_connect($conn_str); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_null_as_target'); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_null_as_injected'); | ||
| ?> | ||
| --EXPECT-- | ||
| bool(true) | ||
| int(0) | ||
| array(1) { | ||
| [0]=> | ||
| array(1) { | ||
| ["v"]=> | ||
| string(3) "row" | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| --TEST-- | ||
| pg_copy_from() escapes the table name argument | ||
| --EXTENSIONS-- | ||
| pgsql | ||
| --SKIPIF-- | ||
| <?php include("inc/skipif.inc"); ?> | ||
| --FILE-- | ||
| <?php | ||
|
|
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| include('inc/config.inc'); | ||
|
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| $db = pg_connect($conn_str); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_from_target'); | ||
| pg_query($db, 'CREATE TABLE pg_copy_from_target (v text)'); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_from_other'); | ||
| pg_query($db, 'CREATE TABLE pg_copy_from_other (v text)'); | ||
|
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| $evil = "pg_copy_from_other FROM STDIN --"; | ||
| var_dump(pg_copy_from($db, $evil, ["redirected\n"])); | ||
|
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| $rows = pg_fetch_all(pg_query($db, 'SELECT v FROM pg_copy_from_other')) ?: []; | ||
| var_dump($rows); | ||
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|
Member
There was a problem hiding this comment. can you add a case that tries to close the wrapper early, like '(SELECT 1)); DROP TABLE pg_copy_to_qsource; --', plus the pg_tables check?
Contributor
Author
There was a problem hiding this comment. Added the wrapper-close test case plus a paren-balance check on the (query) input: must start with |
||
| ?> | ||
| --CLEAN-- | ||
| <?php | ||
| include('inc/config.inc'); | ||
| $db = pg_connect($conn_str); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_from_target'); | ||
| pg_query($db, 'DROP TABLE IF EXISTS pg_copy_from_other'); | ||
| ?> | ||
| --EXPECTF-- | ||
| Warning: pg_copy_from(): Invalid table_name 'pg_copy_from_other FROM STDIN --': must be a plain identifier or schema.table in %s on line %d | ||
| bool(false) | ||
| array(0) { | ||
| } | ||
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ditto
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Same gate applied here.