manage well-known file (from internal or external)

seed/lemonldap/dictionaries/70_lemonldap_ng.xml

@@ -18,7 +18,9 @@
       <file>/etc/lemonldap-ng/nginx-lmlog.conf</file>
       <file>/etc/default/lemonldap-ng-fastcgi-server</file>
       <file mode="750">/sbin/interne_well_known.pl</file>
+      <file mode="750">/sbin/wget.pl</file>
       <file engine="none" source="tmpfile-lemonldap.conf">/tmpfiles.d/0lemonldap.conf</file>
+      <file>/tests/lemonldap.yml</file>
     </service>
   </services>
   <variables>

seed/lemonldap/templates/interne_well_known.pl

@@ -1,4 +1,5 @@
 %echo "#!/usr/bin/env perl"
+# retrieve and modify (if no argument) well-known file
 
 use HTTP::Tiny;
 use JSON qw(from_json to_json);
@@ -10,7 +11,11 @@ my $response = HTTP::Tiny->new->get('http://localhost/.well-known/openid-configu
 die "Failed!\n" unless $response->{success};
 
 my $json = from_json($response->{content});
+%echo "$num_args = $#ARGV + 1;"
+
+if ($num_args == 0) {
     $json->{token_endpoint} = $baseUrl . 'oauth2/token';
     $json->{userinfo_endpoint} = $baseUrl . 'oauth2/userinfo';
     $json->{jwks_uri} = $baseUrl . 'oauth2/jwks';
+}
 printf to_json($json) . "\n";

seed/lemonldap/templates/lemonldap-ng-fastcgi-server.service

@@ -3,4 +3,5 @@ After=nginx.service
 
 [Service]
 ExecStartPre=/usr/bin/timeout 90 bash -c 'while ! 3<> /dev/tcp/%%ldap_server_address/%%ldap_port; do sleep 1; done'
-ExecStartPost=-/usr/bin/timeout 10 bash -c 'while ! /usr/local/lib/sbin/interne_well_known.pl > /var/www/html/.well-known/openid-configuration; do sleep 5; done'
+ExecStartPost=-/usr/bin/timeout 10 bash -c 'while ! /usr/local/lib/sbin/interne_well_known.pl > /var/www/html/.well-known/openid-configuration/int; do sleep 5; done'
+ExecStartPost=-/bin/bash -c '/usr/local/lib/sbin/interne_well_known.pl no > /var/www/html/.well-known/openid-configuration/ext'

seed/lemonldap/templates/lemonldap.yml

@@ -0,0 +1,3 @@
+address: %%revprox_client_external_domainname
+internal_address: %%domain_name_eth0
+ip: %%ip_eth0

seed/lemonldap/templates/portal-nginx.conf

@@ -15,24 +15,32 @@ upstream llng_portal_upstream {
     server unix:/var/run/llng-fastcgi-server/llng-fastcgi.sock;
 }
 
-# GNUNUX server {
+server {
-# GNUNUX   listen 127.0.0.1:80;
+  listen 127.0.0.1:80;
-# GNUNUX   server_name localhost;
+  server_name localhost;
-# GNUNUX   root /usr/share/lemonldap-ng/portal/htdocs/;
+  root /usr/share/lemonldap-ng/portal/htdocs/;
-# GNUNUX   if ($uri !~ ^/((static|javascript|favicon|.internal-well-known).*|.*\.psgi)) {
+  if ($uri !~ ^/((static|javascript|favicon|.internal-well-known).*|.*\.psgi)) {
-# GNUNUX     rewrite ^/(.*)$ /index.psgi/$1 break;
+    rewrite ^/(.*)$ /index.psgi/$1 break;
-# GNUNUX   }
+  }
-# GNUNUX   location ~ ^(?<sc>/.*\.psgi)(?:$|/) {
+  location ~ ^(?<sc>/.*\.psgi)(?:$|/) {
-# GNUNUX     include /etc/nginx/fastcgi_params;
+    include /etc/nginx/fastcgi_params;
-# GNUNUX     fastcgi_pass llng_portal_upstream;
+    fastcgi_pass llng_portal_upstream;
-# GNUNUX     fastcgi_param REQUEST_URI /.well-known/openid-configuration;
+    fastcgi_param REQUEST_URI /.well-known/openid-configuration;
-# GNUNUX     fastcgi_param HTTP_HOST %%domain_name_eth0;
+    fastcgi_param HTTP_HOST %%domain_name_eth0;
-# GNUNUX     fastcgi_param LLTYPE psgi;
+    fastcgi_param LLTYPE psgi;
-# GNUNUX     fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
-# GNUNUX     fastcgi_split_path_info ^(.*\.psgi)(/.*)$;
+    fastcgi_split_path_info ^(.*\.psgi)(/.*)$;
-# GNUNUX     fastcgi_param PATH_INFO  $fastcgi_path_info;
+    fastcgi_param PATH_INFO  $fastcgi_path_info;
-# GNUNUX   }
+  }
-# GNUNUX }
+}
+
+#>GNUNUX
+geo $zone_name {
+  default ext;
+  %%gateway_eth0 ext;
+  %%network_eth0 int;
+}
+#<GNUNUX
 
 server {
   # GNUNUX listen 80;
@@ -163,6 +171,7 @@ server {
   }
 #>GNUNUX
 # rewrite well-known
+  rewrite ^/.well-known/openid-configuration /.well-known/openid-configuration/$zone_name break;
   location /.well-known/openid-configuration {
     root /var/www/html;
   }

seed/lemonldap/templates/tmpfile-lemonldap.conf

@@ -9,4 +9,4 @@ d     /srv/lemonldap-ng/psessions/lock 750 www-data www-data - -
 d     /srv/lemonldap-ng/sessions 750 www-data www-data - -
 d     /srv/lemonldap-ng/sessions/lock 750 www-data www-data - -
 d     /srv/lemonldap-ng/cache 750 www-data www-data - -
-d     /var/www/html/.well-known 755 root root - -
+d     /var/www/html/.well-known/openid-configuration 755 root root - -

seed/lemonldap/templates/wget.pl

@@ -0,0 +1,10 @@
+%echo "#!/usr/bin/env perl"
+
+use HTTP::Tiny;
+use JSON qw(from_json to_json);
+
+my $response = HTTP::Tiny->new->get('https://%%domain_name_eth0/.well-known/openid-configuration');
+
+die "Failed!\n" unless $response->{success};
+
+printf $response->{content} . "\n";

seed/lemonldap/tests/test_lemonldap.py

@@ -0,0 +1,54 @@
+from yaml import load, SafeLoader
+from os import environ
+import warnings
+import socket
+from json import loads
+from requests import get
+
+from execute import run
+
+
+def req(url, ip, verify=True):
+    # Monkey patch to force IPv4 resolution
+    old_getaddrinfo = socket.getaddrinfo
+    def new_getaddrinfo(*args, **kwargs):
+        ret = old_getaddrinfo(*args, **kwargs)
+        dns = list(ret[0])
+        dns[-1] = (ip, dns[-1][1])
+        return [dns]
+    socket.getaddrinfo = new_getaddrinfo
+    ret = get(url, verify=verify)
+    ret_code = ret.status_code
+    content = ret.content
+    socket.getaddrinfo = old_getaddrinfo
+    return ret_code, content.decode()
+
+
+def test_well_known_outside():
+    conf_file = f'{environ["MACHINE_TEST_DIR"]}/lemonldap.yml'
+    with open(conf_file) as yaml:
+        data = load(yaml, Loader=SafeLoader)
+    url = f'https://{data["address"]}/.well-known/openid-configuration'
+    with warnings.catch_warnings():
+        warnings.simplefilter("ignore")
+        ret_code, content = req(url, data['ip'], verify=False)
+    assert ret_code == 200
+    json = loads(content)
+
+    assert data['internal_address'] not in json['token_endpoint']
+    assert data['internal_address'] not in json['userinfo_endpoint']
+    assert data['internal_address'] not in json['jwks_uri']
+
+
+def test_well_known_inside():
+    conf_file = f'{environ["MACHINE_TEST_DIR"]}/lemonldap.yml'
+    with open(conf_file) as yaml:
+        data = load(yaml, Loader=SafeLoader)
+    result = run(data['internal_address'],
+                 ['/usr/local/lib/sbin/wget.pl'],
+                 )
+    json = loads(list(result)[-2])
+
+    assert data['internal_address'] in json['token_endpoint']
+    assert data['internal_address'] in json['userinfo_endpoint']
+    assert data['internal_address'] in json['jwks_uri']

seed/nextcloud/DEBUG.md

@@ -34,3 +34,23 @@ php /usr/share/nextcloud/occ ldap:check-user gnunux@gnunux.info
 
 su - apache -s /bin/bash -c "php /usr/share/nextcloud/occ app:disable oidc_login"
 Password : password/nextcloud.in.gnunux.info/nextcloud/admin_password
+
+## The provider authorization_endpoint could not be fetched. Make sure your provider has a well known configuration available.
+
+Vérification :
+
+```
+su - apache -s /bin/bash -c "php /usr/share/nextcloud/occ config:list"|grep know
+```
+
+Suppression de cache nextcloud :
+
+```
+su - apache -s /bin/bash -c "php /usr/share/nextcloud/occ config:app:set --value 0 oidc_login last_updated_well_known"
+```
+
+Sur lemonldap, le script de création du fichier .well-known :
+
+```
+/usr/local/lib/sbin/interne_well_known.pl
+```