First try at authentication by API key.

api-key-auth
Guillaume Perréal 2016-04-05 13:49:47 +02:00
parent ab23f0f051
commit 47e5703f64
2 changed files with 99 additions and 37 deletions

View File

@ -97,6 +97,14 @@ Authen::Simple::LDAP (and IO::Socket::SSL if LDAPS is used):
## Default: Off
# RedmineDenyNonMember On
## Allow authentication by API key
## Default: Off
# RedmineKeyAuthentication On
## Username for authentication by API key
## Default: api-key
# RedmineKeyUsername key"
## Administrators have super-powers
## Default: On
# RedmineSuperAdmin Off

View File

@ -99,6 +99,14 @@ Authen::Simple::LDAP (and IO::Socket::SSL if LDAPS is used):
## Default: Off
# RedmineDenyNonMember On
## Allow authentication by API key
## Default: Off
# RedmineKeyAuthentication On
## Username for authentication by API key
## Default: api-key
# RedmineKeyUsername key
## Administrators have super-powers
## Default: On
# RedmineSuperAdmin Off
@ -239,6 +247,18 @@ my @directives = (
args_how => TAKE1,
errmsg => 'Indicate the type of Repository (Subversion or Git). This is used to properly detected write requests. Defaults to Subversion.',
},
{
name => 'RedmineKeyAuthentication',
req_override => OR_AUTHCFG,
args_how => FLAG,
errmsg => 'Allow authentication by API key. Defaults to no.'
},
{
name => 'RedmineKeyUsername',
req_override => OR_AUTHCFG,
args_how => TAKE1,
errmsg => 'USername to use for authenticiation with API KEY. Defaults to api-key.'
},
);
# Initialize defaults configuration
@ -263,6 +283,8 @@ sub DIR_CREATE {
DenyAnonymous => 0,
DenyNonMember => 0,
SuperAdmin => 1,
KeyAuthentication => 0,
KeyUsername => 'api-key',
}, $class;
}
@ -278,6 +300,8 @@ sub RedmineCacheCredsMaxAge { set_val('CacheCredsMaxAge', @_); }
sub RedmineDenyAnonymous { set_val('DenyAnonymous', @_); }
sub RedmineDenyNonMember { set_val('DenyNonMember', @_); }
sub RedmineSuperAdmin { set_val('SuperAdmin', @_); }
sub RedmineKeyAuthentication { set_val('KeyAuthentication', @_); }
sub RedmineKeyUsername { set_val('KeyUsername', @_); }
sub RedmineDbWhereClause {
my ($cfg, $parms, $arg) = @_;
@ -374,49 +398,33 @@ sub authen_handler {
return $res;
}
sub check_login {
my ($r, $dbh, $password) = @_;
my $user = $r->user;
my $status;
my ($hashed_password, $status, $auth_source_id, $salt) = $dbh->selectrow_array('SELECT hashed_password, status, auth_source_id, salt FROM users WHERE login = ?', undef, $user)
or return (AUTH_REQUIRED, "unknown user '$user'");
my $cfg = get_config($r);
# Check password
if($auth_source_id) {
# LDAP authentication
# Ensure Authen::Simple::LDAP is available
return (SERVER_ERROR, "Redmine LDAP authentication requires Authen::Simple::LDAP")
unless $CanUseLDAPAuth;
# Get LDAP server informations
my($host, $port, $tls, $account, $account_password, $base_dn, $attr_login) = $dbh->selectrow_array(
"SELECT host,port,tls,account,account_password,base_dn,attr_login from auth_sources WHERE id = ?",
undef,
$auth_source_id
)
or return (SERVER_ERROR, "Undefined authentication source for '$user'");
# Connect to the LDAP server
my $ldap = Authen::Simple::LDAP->new(
host => is_true($tls) ? "ldaps://$host:$port" : $host,
port => $port,
basedn => $base_dn,
binddn => $account || "",
bindpw => $account_password || "",
filter => '('.$attr_login.'=%s)'
);
# Finally check user login
return (AUTH_REQUIRED, "LDAP authentication failed (user: '$user', server: '$host')")
unless $ldap->authenticate($user, $password);
if ($cfg->{KeyAuthentication} && $user eq $cfg->{KeyUsername}) {
# API key auth
($user, $status) = $dbh->selectrow_array('SELECT u.login, u.status FROM users u INNER JOIN tokens t ON (t.user_id = u.id) WHERE t.action = \'api\' AND t.value = ?', undef, $password)
or return (AUTH_REQUIRED, "unknown api-key '$password'");
$r->user($user);
} else {
# Database authentication
my $pass_digest = Digest::SHA::sha1_hex($password);
return (AUTH_REQUIRED, "wrong password for '$user'")
unless $hashed_password eq Digest::SHA::sha1_hex($salt.$pass_digest);
# Login+password auth
my ($hashed_password, $auth_source_id, $salt, $res, $reason);
($hashed_password, $status, $auth_source_id, $salt) = $dbh->selectrow_array('SELECT hashed_password, status, auth_source_id, salt FROM users WHERE login = ?', undef, $user)
or return (AUTH_REQUIRED, "unknown user '$user'");
if ($auth_source_id) {
($res, $reason) = check_ldap_login($dbh, $auth_source_id, $user, $password);
} else {
($res, $reason) = check_db_login($user, $password, $hashed_password, $salt);
}
# Bail out if authentication failed
return ($res, $reason) unless $res == OK;
}
# Password is ok, check if account if locked
@ -428,6 +436,52 @@ sub check_login {
return OK;
}
sub check_ldap_login {
# Ensure Authen::Simple::LDAP is available
return (SERVER_ERROR, "Redmine LDAP authentication requires Authen::Simple::LDAP")
unless $CanUseLDAPAuth;
my ($dbh, $auth_source_id, $user, $password) = @_;
# Get LDAP server informations
my($host, $port, $tls, $account, $account_password, $base_dn, $attr_login) = $dbh->selectrow_array(
"SELECT host,port,tls,account,account_password,base_dn,attr_login from auth_sources WHERE id = ?",
undef,
$auth_source_id
)
or return (SERVER_ERROR, "Undefined authentication source for '$user'");
# Connect to the LDAP server
my $ldap = Authen::Simple::LDAP->new(
host => is_true($tls) ? "ldaps://$host:$port" : $host,
port => $port,
basedn => $base_dn,
binddn => $account || "",
bindpw => $account_password || "",
filter => '('.$attr_login.'=%s)'
);
# Finally check user login
return (AUTH_REQUIRED, "LDAP authentication failed (user: '$user', server: '$host')")
unless $ldap->authenticate($user, $password);
# LDAP auth is ok
return OK;
}
sub check_db_login {
my ($user, $password, $hashed_password, $salt) = @_
# Database authentication
my $pass_digest = Digest::SHA::sha1_hex($password);
return (AUTH_REQUIRED, "wrong password for '$user'")
unless $hashed_password eq Digest::SHA::sha1_hex($salt.$pass_digest);
# Database password is ok
return OK;
}
# check if authentication is forced
sub is_authentication_forced {
my $dbh = shift;
@ -663,4 +717,4 @@ sub cache_set {
1;
# vim: set noexpandtab ts=4