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Add Link class to allow mock LDAP link in unit tests

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This commit is contained in:
Benjamin Renard 2023-03-22 00:17:39 +01:00
parent db27becda5
commit d183309280
2 changed files with 211 additions and 16 deletions
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33
src/Ldap.php
View file

@ -88,7 +88,7 @@ class Ldap {
/**
* The LDAP connection
* @var resource|false
* @var Link|false
*/
protected $_link = false;
@ -100,12 +100,12 @@ class Ldap {
/**
* Scopes associated with their search function
* @var array<string,callable>
* @var array<string,string>
*/
protected static $search_function_by_scope = array(
'one' => 'ldap_list',
'base' => 'ldap_read',
'sub' => 'ldap_search',
'one' => 'list',
'base' => 'read',
'sub' => 'search',
);
/**
@ -242,14 +242,15 @@ class Ldap {
return false;
foreach($this -> hosts as $host) {
$this->_link = @ldap_connect($host, $this->port);
if ($this->_link === false) {
$this->_link = new Link();
if ($this->_link->connect($host, $this->port) === false) {
$this->_link = false;
$this -> error("Fail to connect on $host", false);
continue;
}
if ($this->starttls) {
if (@ldap_start_tls($this->_link) === false) {
if ($this->_link->start_tls() === false) {
$this -> close();
$this -> error("Fail to start TLS on $host", false);
continue;
@ -298,7 +299,7 @@ class Ldap {
if (is_null($dn)) $dn = $this -> bind_dn;
if (is_null($password)) $password = $this -> bind_password;
if (!$this -> _link) return $this -> connect($raise, $dn, $password);
if (@ldap_bind($this->_link, $dn, $password) === false)
if ($this->_link->bind($dn, $password) === false)
return $this -> log_error($dn?"Fail to bind as $dn":"Fail to anonymously bind", $raise);
return true;
}
@ -320,7 +321,7 @@ class Ldap {
if (!is_string($option) || !defined($option) || strpos($option, 'LDAP_') !== 0)
return $this->error("Unkown Option requested", $raise);
// @phpstan-ignore-next-line
if (@ldap_set_option($this->_link, constant($option), $value))
if ($this->_link->set_option(constant($option), $value))
return true;
return $this -> log_error("Fail to set option $option", $raise);
}
@ -331,7 +332,7 @@ class Ldap {
*/
public function close() {
if ($this->_link)
@ldap_close($this->_link);
$this->_link->close();
}
/**
@ -344,10 +345,10 @@ class Ldap {
protected function log_error($prefix, $raise=null, ...$extra_args) {
if ($extra_args)
$prefix = call_user_func_array('sprintf', array_merge(array($prefix), $extra_args));
$errno = $this->_link?@ldap_errno($this->_link):false;
$errno = $this->_link?$this->_link->errno():false;
if (!$errno)
return $this -> error("%s: unkown error", $raise, $prefix);
$err = @ldap_err2str($errno);
$err = $this->_link?$this->_link->err2str($errno):false;
if (!$err)
return $this -> error("%s: error #%s", $raise, $errno);
return $this -> error("%s: %s (#%s)", $raise, $err, $errno);
@ -474,8 +475,8 @@ class Ldap {
// Run the search
$search = @call_user_func(
self :: $search_function_by_scope[$scope],
$this->_link,
// @phpstan-ignore-next-line
array($this->_link, self :: $search_function_by_scope[$scope]),
$base,
$filter,
self :: get_param($params, 'attributes', array(), 'array'),
@ -489,7 +490,7 @@ class Ldap {
"Error occured searching on base '%s' with filter '%s'", $raise, $base, $filter);
// @phpstan-ignore-next-line
$result = ldap_get_entries($this->_link, $search);
$result = $this->_link->get_entries($search);
if (!is_array($result))
return $this -> log_error(
"Error occured retreiving the result of the search on base '%s' with filter '%s'",

194
src/Link.php Normal file
View file

@ -0,0 +1,194 @@
<?php
namespace EesyLDAP;
class Link {
/**
* The LDAP connection
* @var resource|false
*/
protected $_link = false;
/**
* Connect on LDAP host
* @param string $uri LDAP server URI
* @param int|null $port Optional LDAP server port (default: null == 389)
* @see ldap_connect()
* @return bool
*/
public function connect($uri, $port=null) {
$this->_link = @ldap_connect($uri, is_null($port)?389:$port);
return boolval($this->_link);
}
/**
* Start TLS
* @see ldap_start_tls()
* @return bool
*/
public function start_tls() {
if (!$this -> _link) return false;
return @ldap_start_tls($this->_link);
}
/**
* Return the LDAP error number of the last LDAP command
* @see ldap_errno()
* @return int|false
*/
public function errno() {
if (!$this -> _link) return false;
return @ldap_errno($this->_link);
}
/**
* Convert LDAP error number into string error message
* @param int $errno
* @see ldap_err2str()
* @return string
*/
public function err2str($errno) {
return @ldap_err2str($errno);
}
/**
* Bind on LDAP link
* @param string|null $dn Bind DN (optional, default: null = anonymous bind)
* @param string|null $password Bind password (optional, default: null = anonymous bind)
* @see ldap_bind()
* @return bool
*/
public function bind($dn=null, $password=null) {
if (!$this -> _link) return false;
return @ldap_bind($this->_link, $dn, $password);
}
/**
* Set an LDAP option
*
* @param int $option Option to set
* @param string|int|bool $value Value to set Option to
*
* @see ldap_set_option()
* @access public
* @return bool
*/
public function set_option($option, $value) {
if (!$this->_link)
return false;
return @ldap_set_option($this->_link, $option, $value);
}
/**
* Single-level search
*
* @param string $base The base DN of the search
* @param string $filter The LDAP filter string of the search
* @param array<string> $attributes Array of expected attribute names (optional, default: all)
* @param int $attributes_only If 1, only attribute names will be return (optional, default: 0)
* @param int $sizelimit Limit the count of entries fetched (optional, default: -1)
* @param int $timelimit Number of seconds how long is spend on the search (optional, default: -1)
* @param int $deref Specifies how aliases should be handled during the search (optional,
* default: LDAP_DEREF_NEVER)
* @param array<array<mixed>> $controls Array of LDAP Controls to send with the request
* (optional, default: null)
*
* @see ldap_list()
* @access public
* @return resource|false
*/
public function list(
$base, $filter, $attributes=[], $attributes_only=0, $sizelimit=-1, $timelimit=-1,
$deref=LDAP_DEREF_NEVER, $controls=[]
) {
if (!$this->_link)
return false;
return @ldap_list(
$this->_link, $base, $filter, $attributes, $attributes_only, $sizelimit, $timelimit, $deref,
$controls
);
}
/**
* Read an LDAP entry
*
* @param string $base The base DN of the search
* @param string $filter The LDAP filter string of the search
* @param array<string> $attributes Array of expected attribute names (optional, default: all)
* @param int $attributes_only If 1, only attribute names will be return (optional, default: 0)
* @param int $sizelimit Limit the count of entries fetched (optional, default: -1)
* @param int $timelimit Number of seconds how long is spend on the search (optional, default: -1)
* @param int $deref Specifies how aliases should be handled during the search (optional,
* default: LDAP_DEREF_NEVER)
* @param array<array<mixed>> $controls Array of LDAP Controls to send with the request
* (optional, default: empty array)
*
* @see ldap_read()
* @access public
* @return resource|false
*/
public function read(
$base, $filter, $attributes=[], $attributes_only=0, $sizelimit=-1, $timelimit=-1,
$deref=LDAP_DEREF_NEVER, $controls=[]
) {
if (!$this->_link)
return false;
return ldap_read(
$this->_link, $base, $filter, $attributes, $attributes_only, $sizelimit, $timelimit, $deref,
$controls
);
}
/**
* Search in LDAP tree
*
* @param string $base The base DN of the search
* @param string $filter The LDAP filter string of the search
* @param array<string> $attributes Array of expected attribute names (optional, default: all)
* @param int $attributes_only If 1, only attribute names will be return (optional, default: 0)
* @param int $sizelimit Limit the count of entries fetched (optional, default: -1)
* @param int $timelimit Number of seconds how long is spend on the search (optional, default: -1)
* @param int $deref Specifies how aliases should be handled during the search (optional,
* default: LDAP_DEREF_NEVER)
* @param array<array<mixed>> $controls Array of LDAP Controls to send with the request
* (optional, default: empty array)
*
* @see ldap_search()
* @access public
* @return resource|false
*/
public function search(
$base, $filter, $attributes=[], $attributes_only=0, $sizelimit=-1, $timelimit=-1,
$deref=LDAP_DEREF_NEVER, $controls=[]
) {
if (!$this->_link)
return false;
return @ldap_search(
$this->_link, $base, $filter, $attributes, $attributes_only, $sizelimit, $timelimit, $deref,
$controls
);
}
/**
* Get all result entries
* @param resource $result An LDAP\Result instance, returned by ldap_list() or ldap_search()
* @see ldap_get_entries()
* @return array<mixed>|false
*/
public function get_entries($result) {
if (!$this -> _link) return false;
return @ldap_get_entries($this->_link, $result);
}
/**
* Close LDAP link (if established)
* @see ldap_close()
* @return void
*/
public function close() {
if ($this->_link)
@ldap_close($this->_link);
}
}