feat: generate caddy basic auth passwords using agenix-rekey

hosts/sentinel/caddy.nix

@@ -15,8 +15,33 @@ in {
   # TODO     message = "non-deterministic uid detected for: ${name}";
   # TODO   });
 
-  age.secrets.loki-basic-auth = {
-    rekeyFile = ./secrets/loki-basic-auth.age;
+  age.secrets.loki-basic-auth-hashes = {
+    rekeyFile = ./secrets/loki-basic-auth-hashes.age;
+    generator = {
+      dependencies = [
+        # TODO allow defining these from other nodes like nodes.sentinel.age.secrets....dependenices = [];
+        nodes.ward.config.age.secrets.loki-basic-auth-password
+        nodes.ward-test.config.age.secrets.loki-basic-auth-password
+      ];
+      script = {
+        pkgs,
+        lib,
+        decrypt,
+        deps,
+        ...
+      }:
+        lib.flip lib.concatMapStrings deps ({
+          name,
+          host,
+          file,
+        }: ''
+          echo " -> Aggregating "${lib.escapeShellArg host}":"${lib.escapeShellArg name}"" >&2
+          echo -n ${lib.escapeShellArg host}" "
+          ${decrypt} ${lib.escapeShellArg file} \
+            | ${pkgs.caddy}/bin/caddy hash-password --algorithm bcrypt \
+            || die "Failure while aggregating caddy basic auth hashes"
+        '');
+    };
     mode = "440";
     group = "caddy";
   };
@@ -125,7 +150,7 @@ in {
         encode zstd gzip
         skip_log
         basicauth {
-          import ${config.age.secrets.loki-basic-auth.path}
+          import ${config.age.secrets.loki-basic-auth-hashes.path}
         }
         reverse_proxy {
           to http://${nodes.ward-loki.config.extra.wireguard.proxy-sentinel.ipv4}:${lokiPort}

hosts/sentinel/secrets/loki-basic-auth-hashes.age

@@ -0,0 +1,9 @@
+age-encryption.org/v1
+-> X25519 POUeKoNotGuIHX9N955m56eWzou850H02OG3O+ygIy0
+zR6pq7sHR/Vo32YS6wITRuKRgHWjIqdcsILvR4yL6NU
+-> piv-p256 xqSe8Q AoHB1E3JcMAeRCjGPj/Fnd7eeVbi1X/qXV62/04DabNm
+Uqx5OonPfDJ++9gWVfD2RztyaRVEC+ZI0eSa7h9MVgo
+-> ={9x3$iL-grease 7(o } u,|S!;51 "
+g2+PG1QoDXzzkGnd3ZLsfltd0neKRWt3NwJeTDhPACFBL7yooXk
+--- 5mTTZWqCisymYqhefWaZ67X1UWkrSyIMKCMvS4d6I40
+UWh;oDñ�n&.¥Pš	žiˆ—³¶ÈÃíºBâÌ'ÊÉr¸nâØgŽúa@UOL_Æfã…¨ö)ñRhªvüžc2Ã[iêEÜJ$fZ¾LgÉÊÎU>­\7Ú>NbÌßr{LW?ïÎ
’Ë4ëxð•ãÅÏÑ
‹Ý‹§7=ã�~qü•�ÖO6u£öõQÁøÍ�îÄJŒ	S¶šz	ÈÔMÀ0ï'`ì

hosts/ward/default.nix

@@ -2,6 +2,7 @@
   config,
   nodes,
   nixos-hardware,
+  nodeName,
   pkgs,
   ...
 }: let
@@ -100,6 +101,7 @@ in {
 
     age.secrets.loki-basic-auth-password = {
       rekeyFile = ./secrets/loki-basic-auth-password.age;
+      generator = "alnum";
       mode = "440";
       group = "grafana";
     };
@@ -165,7 +167,7 @@ in {
             url = "https://${lokiDomain}";
             orgId = 1;
             basicAuth = true;
-            basicAuthUser = "iB6UEjt4so4xWqei";
+            basicAuthUser = nodeName;
             secureJsonData.basicAuthPassword = "$__file{${config.age.secrets.loki-basic-auth-password.path}}";
           }
         ];

hosts/ward/promtail.nix

@@ -11,9 +11,7 @@
 in {
   age.secrets.loki-basic-auth-password = {
     rekeyFile = ./secrets/loki-basic-auth-password.age;
-    file = ./aaa;
-    #file = ./aaa;
-    #generate = "alnum48";
+    generator = "alnum";
     mode = "440";
     group = "promtail";
   };
@@ -35,9 +33,7 @@ in {
 
       clients = [
         {
-          #basic_auth.username = nodeName;
-          #basic_auth.password_file = config.age.random-secrets.loki-basic-auth-password.path;
-          basic_auth.username = "iB6UEjt4so4xWqei";
+          basicAuthUser = nodeName;
           basic_auth.password_file = config.age.secrets.loki-basic-auth-password.path;
           url = "https://${lokiDomain}/loki/api/v1/push";
         }