4 files changed, 208 insertions, 0 deletions

diff --git a/flake.lock b/flake.lock
index ba4b2517..112d0c4a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -122,6 +122,22 @@
         "type": "github"
       }
     },
+    "flake-compat_4": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1673956053,
+        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "flake-parts": {
       "inputs": {
         "nixpkgs-lib": "nixpkgs-lib"
@@ -158,6 +174,24 @@
         "type": "github"
       }
     },
+    "flake-parts_3": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib_3"
+      },
+      "locked": {
+        "lastModified": 1683560683,
+        "narHash": "sha256-XAygPMN5Xnk/W2c1aW0jyEa6lfMDZWlQgiNtmHXytPc=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "006c75898cf814ef9497252b022e91c946ba8e17",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
     "flake-registry": {
       "flake": false,
       "locked": {
@@ -223,6 +257,21 @@
         "type": "github"
       }
     },
+    "flake-utils_4": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "gitignore": {
       "inputs": {
         "nixpkgs": [
@@ -267,6 +316,28 @@
         "type": "github"
       }
     },
+    "gitignore_3": {
+      "inputs": {
+        "nixpkgs": [
+          "prometheus-borg-exporter",
+          "pre-commit-hooks-nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1660459072,
+        "narHash": "sha256-8DFJjXG8zqoONA1vXtgeKXy68KdJL5UaXR8NtVMUbx8=",
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "a20de23b925fd8264fd7fad6454652e142fd7f73",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -364,6 +435,24 @@
         "type": "github"
       }
     },
+    "nixpkgs-lib_3": {
+      "locked": {
+        "dir": "lib",
+        "lastModified": 1682879489,
+        "narHash": "sha256-sASwo8gBt7JDnOOstnps90K1wxmVfyhsTPPNTGBPjjg=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "da45bf6ec7bbcc5d1e14d3795c025199f28e0de0",
+        "type": "github"
+      },
+      "original": {
+        "dir": "lib",
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs-stable": {
       "locked": {
         "lastModified": 1678614274,
@@ -412,6 +501,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-stable_4": {
+      "locked": {
+        "lastModified": 1678872516,
+        "narHash": "sha256-/E1YwtMtFAu2KUQKV/1+KFuReYPANM2Rzehk84VxVoc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "9b8e5abb18324c7fe9f07cb100c3cd4a29cda8b8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-22.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1678898370,
@@ -444,6 +549,22 @@
         "type": "github"
       }
     },
+    "nixpkgs_4": {
+      "locked": {
+        "lastModified": 1681303793,
+        "narHash": "sha256-JEdQHsYuCfRL2PICHlOiH/2ue3DwoxUX7DJ6zZxZXFk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "fe2ecaf706a5907b5e54d979fbde4924d84b65fc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nvfetcher": {
       "inputs": {
         "flake-compat": [
@@ -515,6 +636,51 @@
         "type": "github"
       }
     },
+    "pre-commit-hooks-nix_3": {
+      "inputs": {
+        "flake-compat": "flake-compat_4",
+        "flake-utils": "flake-utils_4",
+        "gitignore": "gitignore_3",
+        "nixpkgs": "nixpkgs_4",
+        "nixpkgs-stable": "nixpkgs-stable_4"
+      },
+      "locked": {
+        "lastModified": 1685361114,
+        "narHash": "sha256-4RjrlSb+OO+e1nzTExKW58o3WRwVGpXwj97iCta8aj4=",
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "rev": "ca2fdbf3edda2a38140184da6381d49f8206eaf4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "type": "github"
+      }
+    },
+    "prometheus-borg-exporter": {
+      "inputs": {
+        "flake-parts": "flake-parts_3",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "pre-commit-hooks-nix": "pre-commit-hooks-nix_3"
+      },
+      "locked": {
+        "lastModified": 1685389961,
+        "narHash": "sha256-D01xvx8trgelAM5D/1rZ9/s2Wqm3LDBfH29VWGeYu5o=",
+        "owner": "gkleen",
+        "repo": "prometheus-borg-exporter",
+        "rev": "153c3864761d4741dc72e360f96de8c169834b81",
+        "type": "gitlab"
+      },
+      "original": {
+        "owner": "gkleen",
+        "ref": "main",
+        "repo": "prometheus-borg-exporter",
+        "type": "gitlab"
+      }
+    },
     "root": {
       "inputs": {
         "backup-utils": "backup-utils",
@@ -528,6 +694,7 @@
         "nixpkgs": "nixpkgs_3",
         "nixpkgs-stable": "nixpkgs-stable_3",
         "nvfetcher": "nvfetcher",
+        "prometheus-borg-exporter": "prometheus-borg-exporter",
         "sops-nix": "sops-nix"
       }
     },
diff --git a/flake.nix b/flake.nix
index db77a814..d51cd532 100644
--- a/flake.nix
+++ b/flake.nix
@@ -106,6 +106,15 @@
         nixpkgs.follows = "nixpkgs";
       };
     };
+    prometheus-borg-exporter = {
+      type = "gitlab";
+      owner = "gkleen";
+      repo = "prometheus-borg-exporter";
+      ref = "main";
+      inputs = {
+        nixpkgs.follows = "nixpkgs";
+      };
+    };
   };
 
   outputs = { self, nixpkgs, home-manager, sops-nix, deploy-rs, nvfetcher, ... }@inputs:
diff --git a/hosts/vidhar/borg/default.nix b/hosts/vidhar/borg/default.nix
index 922cbf02..c97c4216 100644
--- a/hosts/vidhar/borg/default.nix
+++ b/hosts/vidhar/borg/default.nix
@@ -48,6 +48,10 @@ let
 
   baseDir = "/srv/backup/borg";
 in {
+  imports = with flakeInputs; [
+    prometheus-borg-exporter.nixosModules.default
+  ];
+
   config = {
     services.borgsnap = {
       enable = true;
@@ -86,6 +90,22 @@ in {
       };
     };
 
+    services.prometheus-borg-exporter = {
+      enable = true;
+      gateway = "localhost:9091";
+      target = "yggdrasil.borgbase:repo";
+      inherit sshConfig;
+      keyfile = config.sops.secrets."yggdrasil.borgkey".path;
+
+      config = {
+        job = "yggdrasil.borgbase";
+        groups = [
+          { regex = "(?P<prefix>yggdrasil\.(surtr|vidhar|niflheim\.ymir))\.(?P<target>.+)-[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}"; }
+        ];
+      };
+    };
+
+
     # systemd.services."check-borg@${utils.escapeSystemdPath "${baseDir}/jotnar"}" = checkBorgUnit;
     # systemd.services."check-borg@${utils.escapeSystemdPath "yggdrasil.borgbase:repo"}" = recursiveUpdate checkBorgUnit {
     #   serviceConfig = {
diff --git a/hosts/vidhar/prometheus/default.nix b/hosts/vidhar/prometheus/default.nix
index 133ddbbc..d6d29c17 100644
--- a/hosts/vidhar/prometheus/default.nix
+++ b/hosts/vidhar/prometheus/default.nix
@@ -241,6 +241,13 @@ in {
           ];
           scrape_interval = "5s";
         }
+        { job_name = "pushgateway";
+          honor_labels = true;
+          static_configs = [
+            { targets = ["localhost:9091"];}
+          ];
+          scrape_interval = "5s";
+        }
       ];
 
       rules = [
@@ -288,7 +295,12 @@ in {
           ];
         })
       ];
+
+      pushgateway = {
+        enable = true;
+      };
     };
+
     users.users.${config.services.prometheus.exporters.unbound.user} = {
       description = "Prometheus unbound exporter service user";
       isSystemUser = true;