Merge pull request #1150 from DeterminateSystems/ldap-tests

LDAP: Test without a VM
This commit is contained in:
Graham Christensen 2022-02-10 12:05:19 -05:00 committed by GitHub
commit 74a29e8ea9
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
4 changed files with 365 additions and 172 deletions

175
flake.nix
View file

@ -566,6 +566,7 @@
foreman foreman
glibcLocales glibcLocales
netcat-openbsd netcat-openbsd
openldap
python3 python3
]; ];
@ -591,6 +592,8 @@
] ++ lib.optionals stdenv.isLinux [ rpm dpkg cdrkit ] ] ++ lib.optionals stdenv.isLinux [ rpm dpkg cdrkit ]
); );
OPENLDAP_ROOT = openldap;
shellHook = '' shellHook = ''
pushd $(git rev-parse --show-toplevel) >/dev/null pushd $(git rev-parse --show-toplevel) >/dev/null
@ -922,178 +925,6 @@
''; '';
}; };
tests.ldap.x86_64-linux =
with import (nixpkgs + "/nixos/lib/testing-python.nix") { system = "x86_64-linux"; };
makeTest {
machine = { pkgs, ... }: {
imports = [ hydraServer ];
services.openldap.enable = true;
services.openldap.settings.children = {
"cn=schema".includes = [
"${pkgs.openldap}/etc/schema/core.ldif"
"${pkgs.openldap}/etc/schema/cosine.ldif"
"${pkgs.openldap}/etc/schema/inetorgperson.ldif"
"${pkgs.openldap}/etc/schema/nis.ldif"
];
"olcDatabase={1}mdb".attrs = {
objectClass = [ "olcDatabaseConfig" "olcMdbConfig" ];
olcDatabase = "{1}mdb";
olcSuffix = "dc=example";
olcRootDN = "cn=root,dc=example";
olcRootPW = "notapassword";
olcDbDirectory = "/var/lib/openldap";
};
};
# userPassword generated via `slappasswd`
# The admin user has the password `password` and `user` has the password `foobar`.
services.openldap.declarativeContents."dc=example" = ''
dn: dc=example
dc: example
o: Root
objectClass: top
objectClass: dcObject
objectClass: organization
dn: ou=users,dc=example
ou: users
description: All users
objectClass: top
objectClass: organizationalUnit
dn: ou=groups,dc=example
ou: groups
description: All groups
objectClass: top
objectClass: organizationalUnit
dn: cn=hydra_admin,ou=groups,dc=example
cn: hydra_admin
description: Hydra Admin user group
objectClass: groupOfNames
member: cn=admin,ou=users,dc=example
dn: cn=hydra-admin,ou=groups,dc=example
cn: hydra-admin
description: Users who are NOT Hydra Admins because the prefix needs to be a _
objectClass: groupOfNames
member: cn=notadmin,ou=users,dc=example
dn: cn=user,ou=users,dc=example
objectClass: organizationalPerson
objectClass: inetOrgPerson
sn: user
cn: user
mail: user@example
userPassword: {SSHA}gLgBMb86/3wecoCp8gtORgIF2/qCRpqs
dn: cn=admin,ou=users,dc=example
objectClass: organizationalPerson
objectClass: inetOrgPerson
sn: admin
cn: admin
mail: admin@example
userPassword: {SSHA}BsgOQcRnoiULzwLrGmuzVGH6EC5Dkwmf
dn: cn=notadmin,ou=users,dc=example
objectClass: organizationalPerson
objectClass: inetOrgPerson
sn: notadmin
cn: notadmin
mail: notadmin@example
userPassword: {SSHA}BsgOQcRnoiULzwLrGmuzVGH6EC5Dkwmf
'';
systemd.services.hydra-server.environment.CATALYST_DEBUG = "1";
systemd.services.hydra-server.environment.HYDRA_LDAP_CONFIG = pkgs.writeText "config.yaml"
# example config based on https://metacpan.org/source/ILMARI/Catalyst-Authentication-Store-LDAP-1.016/README#L103
''
credential:
class: Password
password_field: password
password_type: self_check
store:
class: LDAP
ldap_server: localhost
ldap_server_options:
timeout: 30
debug: 2
binddn: "cn=root,dc=example"
bindpw: notapassword
start_tls: 0
start_tls_options:
verify: none
user_basedn: "ou=users,dc=example"
user_filter: "(&(objectClass=inetOrgPerson)(cn=%s))"
user_scope: one
user_field: cn
user_search_options:
deref: always
use_roles: 1
role_basedn: "ou=groups,dc=example"
role_filter: "(&(objectClass=groupOfNames)(member=%s))"
role_scope: one
role_field: cn
role_value: dn
role_search_options:
deref: always
'';
networking.firewall.enable = false;
};
testScript = ''
import json
from pprint import pprint
machine.wait_for_unit("openldap.service")
machine.wait_for_job("hydra-init")
machine.wait_for_open_port("3000")
print("Logging in as a regular user:")
response = machine.succeed(
"curl --fail http://localhost:3000/login -H 'Accept: application/json' -H 'Referer: http://localhost:3000' --data 'username=user&password=foobar'"
)
response_json = json.loads(response)
pprint(response_json)
assert "user" == response_json["username"]
assert "user@example" == response_json["emailaddress"]
assert len(response_json["userroles"]) == 0
# logging on with wrong credentials shouldn't work
print("Logging in with bad creds:")
machine.fail(
"curl --fail http://localhost:3000/login -H 'Accept: application/json' -H 'Referer: http://localhost:3000' --data 'username=user&password=wrongpassword'"
)
# the admin user should get the admin role from his group membership in `hydra_admin`
print("Logging in as an admin user:")
response = machine.succeed(
"curl --fail http://localhost:3000/login -H 'Accept: application/json' -H 'Referer: http://localhost:3000' --data 'username=admin&password=password'"
)
response_json = json.loads(response)
pprint(response_json)
assert "admin" == response_json["username"]
assert "admin@example" == response_json["emailaddress"]
assert "admin" in response_json["userroles"]
# the notadmin user should NOT get the admin role from their group membership in `hydra-admin`
response = machine.succeed(
"curl --fail http://localhost:3000/login -H 'Accept: application/json' -H 'Referer: http://localhost:3000' --data 'username=notadmin&password=password'"
)
response_json = json.loads(response)
pprint(response_json)
assert "notadmin" == response_json["username"]
assert "notadmin@example" == response_json["emailaddress"]
assert "admin" not in response_json["userroles"]
'';
};
tests.validate-openapi = pkgs.runCommand "validate-openapi" tests.validate-openapi = pkgs.runCommand "validate-openapi"
{ buildInputs = [ pkgs.openapi-generator-cli ]; } { buildInputs = [ pkgs.openapi-generator-cli ]; }
'' ''

View file

@ -7,8 +7,28 @@ our @ISA = qw(Exporter);
our @EXPORT = qw( our @EXPORT = qw(
captureStdoutStderr captureStdoutStderr
captureStdoutStderrWithStdin captureStdoutStderrWithStdin
expectOkay
); );
sub expectOkay {
my ($timeout, @cmd) = @_;
my ($res, $stdout, $stderr) = captureStdoutStderrWithStdin($timeout, \@cmd, "");
if ($res) {
die <<MSG;
Failure executing @cmd.
STDOUT:
$stdout
STDERR:
$stderr
MSG
}
1;
}
sub captureStdoutStderr { sub captureStdoutStderr {
my ($timeout, @cmd) = @_; my ($timeout, @cmd) = @_;

View file

@ -0,0 +1,105 @@
use strict;
use warnings;
use Setup;
use LDAPContext;
use Test2::V0;
use Catalyst::Test ();
use HTTP::Request::Common;
use JSON::MaybeXS;
my $ldap = LDAPContext->new();
my $users = {
unrelated => $ldap->add_user("unrelated_user"),
admin => $ldap->add_user("admin_user"),
not_admin => $ldap->add_user("not_admin_user"),
many_roles => $ldap->add_user("many_roles"),
};
$ldap->add_group("hydra_admin", $users->{"admin"}->{"username"});
$ldap->add_group("hydra-admin", $users->{"not_admin"}->{"username"});
$ldap->add_group("hydra_create-projects", $users->{"many_roles"}->{"username"});
$ldap->add_group("hydra_restart-jobs", $users->{"many_roles"}->{"username"});
$ldap->add_group("hydra_bump-to-front", $users->{"many_roles"}->{"username"});
$ldap->add_group("hydra_cancel-build", $users->{"many_roles"}->{"username"});
my $hydra_ldap_config = "${\$ldap->tmpdir()}/hydra_ldap_config.yaml";
LDAPContext::write_file($hydra_ldap_config, <<YAML);
credential:
class: Password
password_field: password
password_type: self_check
store:
class: LDAP
ldap_server: "${\$ldap->server_url()}"
ldap_server_options:
timeout: 30
debug: 0
binddn: "cn=root,dc=example"
bindpw: notapassword
start_tls: 0
start_tls_options:
verify: none
user_basedn: "ou=users,dc=example"
user_filter: "(&(objectClass=inetOrgPerson)(cn=%s))"
user_scope: one
user_field: cn
user_search_options:
deref: always
use_roles: 1
role_basedn: "ou=groups,dc=example"
role_filter: "(&(objectClass=groupOfNames)(member=%s))"
role_scope: one
role_field: cn
role_value: dn
role_search_options:
deref: always
YAML
$ENV{'HYDRA_LDAP_CONFIG'} = $hydra_ldap_config;
my $ctx = test_context();
Catalyst::Test->import('Hydra');
subtest "Valid login attempts" => sub {
my %users_to_roles = (
unrelated => [],
admin => ["admin"],
not_admin => [],
many_roles => [ "create-projects", "restart-jobs", "bump-to-front", "cancel-build" ],
);
for my $username (keys %users_to_roles) {
my $user = $users->{$username};
my $roles = $users_to_roles{$username};
subtest "Verifying $username" => sub {
my $req = request(POST '/login',
Referer => 'http://localhost/',
Accept => 'application/json',
Content => {
username => $user->{"username"},
password => $user->{"password"}
}
);
is($req->code, 302, "The login redirects");
my $data = decode_json($req->content());
is($data->{"username"}, $user->{"username"}, "Username matches");
is($data->{"emailaddress"}, $user->{"email"}, "Email matches");
is([sort @{$data->{"userroles"}}], [sort @$roles], "Roles match");
};
}
};
# Logging in with an invalid user is rejected
is(request(POST '/login',
Referer => 'http://localhost/',
Content => {
username => 'alice',
password => 'foobar'
}
)->code, 403, "Logging in with invalid credentials does not work");
done_testing;

237
t/lib/LDAPContext.pm Normal file
View file

@ -0,0 +1,237 @@
use strict;
use warnings;
package LDAPContext;
use POSIX qw(SIGKILL);
use File::Path qw(make_path);
use WWW::Form::UrlEncoded::PP qw();
use Hydra::Helper::Exec;
# Set up an LDAP server to run during the test.
#
# It creates a top level organization and structure, and provides
# add_user and add_group.
#
# The server is automatically terminated when the class is dropped.
sub new {
my ($class) = @_;
my $root = File::Temp->newdir();
mkdir $root;
my $pid_file = "$root/slapd.pid";
my $slapd_dir = "$root/slap.d";
mkdir $slapd_dir;
my $db_dir = "$root/db";
mkdir $db_dir;
my $socket = "$root/slapd.socket";
my $self = {
_tmpdir => $root,
_db_dir => $db_dir,
_openldap_source => $ENV{"OPENLDAP_ROOT"},
_pid_file => $pid_file,
_slapd_dir => $slapd_dir,
_socket => $socket,
};
my $blessed = bless $self, $class;
$blessed->start();
return $blessed;
}
# Create a user with a specific email address and password
#
# Hash Parameters:
#
# * password: The clear text password, will be hashed when stored in the DB.
# * email: The user's email address. Defaults to $name@example.net
#
# Return: a hash of parameters for the user
#
# * username: The user's provided $name
# * password: The plaintext password, generated if not provided in the arguments
# * hashed_password: The hashed password
# * email: Their email address
sub add_user {
my ($self, $name, %opts) = @_;
my $email = $opts{'email'} // "$name\@example";
my $password = $opts{'password'} // rand_chars();
my ($res, $stdout, $stderr) = captureStdoutStderr(1, ("slappasswd", "-s", $password));
if ($res) {
die "Failed to execute slappasswd ($res): $stderr, $stdout";
}
my $hashedPassword = $stdout;
$hashedPassword =~ s/^\s+|\s+$//g; # Trim whitespace
$self->load_ldif("dc=example", <<LDIF);
dn: cn=$name,ou=users,dc=example
objectClass: organizationalPerson
objectClass: inetOrgPerson
sn: $name
cn: $name
mail: $email
userPassword: $hashedPassword
LDIF
return {
username => $name,
email => $email,
password => $password,
hashed_password => $hashedPassword,
};
}
# Create a group with a specific name and members
sub add_group {
my ($self, $name, @users) = @_;
my $members = join "\n", (map "member: cn=$_,ou=users,dc=example", @users);
$self->load_ldif("dc=example", <<LDIF);
dn: cn=$name,ou=groups,dc=example
cn: $name
description: User group $name
objectClass: groupOfNames
$members
LDIF
}
sub _makeBootstrapConfig {
my ($self) = @_;
# This has been copied from the generated config used by the
# ldap test in the flake.nix.
return <<EOF;
dn: cn=config
cn: config
objectClass: olcGlobal
olcPidFile: ${\$self->{"_pid_file"}}
dn: cn=schema,cn=config
cn: schema
objectClass: olcSchemaConfig
include: file://${\$self->{"_openldap_source"}}/etc/schema/core.ldif
include: file://${\$self->{"_openldap_source"}}/etc/schema/cosine.ldif
include: file://${\$self->{"_openldap_source"}}/etc/schema/inetorgperson.ldif
include: file://${\$self->{"_openldap_source"}}/etc/schema/nis.ldif
dn: olcDatabase={1}mdb,cn=config
objectClass: olcDatabaseConfig
objectClass: olcMdbConfig
olcDatabase: {1}mdb
olcDbDirectory: ${\$self->{"_db_dir"}}
olcRootDN: cn=root,dc=example
olcRootPW: notapassword
olcSuffix: dc=example
EOF
}
sub _makeBootstrapOrganization {
my ($self) = @_;
# This has been copied from the generated config used by the
# ldap test in the flake.nix.
return <<EOF;
dn: dc=example
dc: example
o: Root
objectClass: top
objectClass: dcObject
objectClass: organization
dn: ou=users,dc=example
ou: users
description: All users
objectClass: top
objectClass: organizationalUnit
dn: ou=groups,dc=example
ou: groups
description: All groups
objectClass: top
objectClass: organizationalUnit
EOF
}
sub start {
my ($self) = @_;
$self->load_ldif("cn=config", $self->_makeBootstrapConfig());
$self->load_ldif("dc=example", $self->_makeBootstrapOrganization());
$self->_spawn()
}
sub validateConfig {
my ($self) = @_;
expectOkay(1, ("slaptest", "-u", "-F", $self->{"_slapd_dir"}));
}
sub _spawn {
my ($self) = @_;
my $pid = fork;
die "When starting the LDAP server: failed to fork." if not defined $pid;
if ($pid == 0) {
exec("${\$self->{'_openldap_source'}}/libexec/slapd",
# A debug flag `-d` must be specified to avoid backgrounding, and an empty
# argument means no additional debugging.
"-d", "",
# "-d", "conns", "-d", "filter", "-d", "config",
"-F", $self->{"_slapd_dir"}, "-h", $self->server_url()) or die "Could not start slapd";
} else {
$self->{"_pid"} = $pid;
}
}
sub server_url {
my ($self) = @_;
my $encoded_socket_path = WWW::Form::UrlEncoded::PP::url_encode($self->{"_socket"});
return "ldapi://$encoded_socket_path";
}
sub tmpdir {
my ($self) = @_;
return $self->{"_tmpdir"};
}
sub load_ldif {
my ($self, $suffix, $content) = @_;
my $path = "${\$self->{'_tmpdir'}}/load.ldif";
write_file($path, $content);
expectOkay(1, ("slapadd", "-F", $self->{"_slapd_dir"}, "-b", $suffix, "-l", $path));
$self->validateConfig();
}
sub DESTROY
{
my ($self) = @_;
if ($self->{"_pid"}) {
kill SIGKILL, $self->{"_pid"};
}
}
sub write_file {
my ($path, $text) = @_;
open(my $fh, '>', $path) or die "Could not open file '$path' $!";
print $fh $text || "";
close $fh;
}
sub rand_chars {
return sprintf("t%08X", rand(0xFFFFFFFF));
}
1;