Revert "Back up a whole grid into one repository. Have much fewer configuration."

This reverts commit c8a13555.

Sadly, Borg says this is not a good idea: https://borgbackup.readthedocs.io/en/stable/faq.html#can-i-backup-from-multiple-servers-into-a-single-repository

morph/grid/local/config.json

@@ -11,5 +11,4 @@
     "http://localhost:5000"
   ]
 , "monitoringGoogleOAuthClientID": ""
-, "borgBackupRepoPath": "vjs989hy@vjs989hy.repo.borgbase.com:repo"
 }

morph/grid/local/grid.nix

@@ -57,7 +57,7 @@ let
     grid = {
       publicKeyPath = toString ./. + "/${grid-config.publicKeyPath}";
       privateKeyPath = toString ./. + "/${grid-config.privateKeyPath}";
-      inherit (grid-config) monitoringvpnEndpoint letsEncryptAdminEmail borgBackupRepoPath;
+      inherit (grid-config) monitoringvpnEndpoint letsEncryptAdminEmail;
     };
     # Configure deployment management authorization for all systems in the grid.
     services.private-storage.deployment = {

morph/grid/local/public-keys/borgbackup/storage1.repopath

+vjs989hy@vjs989hy.repo.borgbase.com:repo

morph/grid/local/public-keys/borgbackup/storage2.repopath

+storage1.repopath
\ No newline at end of file

morph/grid/production/config.json

@@ -17,5 +17,4 @@
     "https://private.storage"
   ]
 , "monitoringGoogleOAuthClientID": "802959152038-klpkk38sfnqmknn1ucg7pvs4hcc2k8ae.apps.googleusercontent.com"
-, "borgBackupRepoPath": "still-to@fill-in.repo.borgbase.com:repo"
 }

morph/grid/production/grid.nix

@@ -19,7 +19,7 @@ let
     grid = {
       publicKeyPath = toString ./. + "/${grid-config.publicKeyPath}";
       privateKeyPath = toString ./. + "/${grid-config.privateKeyPath}";
-      inherit (grid-config) monitoringvpnEndpoint letsEncryptAdminEmail borgBackupRepoPath;
+      inherit (grid-config) monitoringvpnEndpoint letsEncryptAdminEmail;
     };
     # Configure deployment management authorization for all systems in the grid.
     services.private-storage.deployment = {

morph/grid/production/public-keys/borgbackup/storage001.repopath

+tqxc4i79@tqxc4i79.repo.borgbase.com:repo

morph/grid/production/public-keys/borgbackup/storage002.repopath

+storage001.repopath
\ No newline at end of file

morph/grid/production/public-keys/borgbackup/storage003.repopath

+storage001.repopath
\ No newline at end of file

morph/grid/production/public-keys/borgbackup/storage004.repopath

+storage001.repopath
\ No newline at end of file

morph/grid/production/public-keys/borgbackup/storage005.repopath

+storage001.repopath
\ No newline at end of file

morph/grid/testing/config.json

@@ -18,5 +18,4 @@
   , "https://privatestorage-staging.com"
   ]
 , "monitoringGoogleOAuthClientID": "802959152038-6esn1c6u2lm3j82lf29jvmn8s63hi8dc.apps.googleusercontent.com"
-, "borgBackupRepoPath": "tqxc4i79@tqxc4i79.repo.borgbase.com:repo"
 }

morph/grid/testing/grid.nix

@@ -19,7 +19,7 @@ let
     grid = {
       publicKeyPath = toString ./. + "/${grid-config.publicKeyPath}";
       privateKeyPath = toString ./. + "/${grid-config.privateKeyPath}";
-      inherit (grid-config) monitoringvpnEndpoint letsEncryptAdminEmail borgBackupRepoPath;
+      inherit (grid-config) monitoringvpnEndpoint letsEncryptAdminEmail;
     };
     # Configure deployment management authorization for all systems in the grid.
     services.private-storage.deployment = {

morph/grid/testing/public-keys/borgbackup/storage001.repopath

+tqxc4i79@tqxc4i79.repo.borgbase.com:repo

morph/lib/base.nix

@@ -30,6 +30,7 @@
         The domain name and port of the monitoring VPN endpoint.
       '';
     };
+
     letsEncryptAdminEmail = lib.mkOption {
       type = lib.types.str;
       description = ''
@@ -37,12 +38,6 @@
         certificate issuance.
       '';
     };
-    borgBackupRepoPath = lib.mkOption {
-      type = lib.types.str;
-      description = ''
-        The Borg backup repository shared between all nodes of one grid.
-      '';
-    };
   };
 
   # Any extra NixOS modules to load on all our servers.  Note that just

morph/lib/borgbackup.nix

@@ -6,7 +6,7 @@
 { lib, config, ...}:
 let
   cfg = config.services.private-storage.borgbackup;
-  inherit (config.grid) publicKeyPath privateKeyPath borgBackupRepoPath;
+  inherit (config.grid) publicKeyPath privateKeyPath;
 
   # Get a per-host number of hours to start the backup at a
   # time that should be "night" in most of the USA:
@@ -46,9 +46,8 @@ in {
     services.borgbackup.jobs = {
       daily = {
         paths = cfg.paths;
+        repo = lib.fileContents "${publicKeyPath}/borgbackup/${config.networking.hostName}.repopath";
         doInit = false;
-        repo = borgBackupRepoPath;
-        archiveBaseName = config.networking.hostName;
         encryption = {
           mode = "repokey-blake2";
           passCommand = "cat /run/keys/borgbackup/passphrase";