flora: add a simple mailserver setup

mostly to get a working sendmail and also play around with stuff

4 files changed, 129 insertions, 0 deletions

diff --git a/flake.lock b/flake.lock
index 79a62e4..080cf0e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -12,6 +12,22 @@
         "type": "path"
       }
     },
+    "blobs": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1604995301,
+        "narHash": "sha256-wcLzgLec6SGJA8fx1OEN1yV/Py5b+U5iyYpksUY/yLw=",
+        "owner": "simple-nixos-mailserver",
+        "repo": "blobs",
+        "rev": "2cccdf1ca48316f2cfd1c9a0017e8de5a7156265",
+        "type": "gitlab"
+      },
+      "original": {
+        "owner": "simple-nixos-mailserver",
+        "repo": "blobs",
+        "type": "gitlab"
+      }
+    },
     "blog": {
       "flake": false,
       "locked": {
@@ -131,6 +147,36 @@
         "type": "github"
       }
     },
+    "nixpkgs-21_05": {
+      "locked": {
+        "lastModified": 1625692408,
+        "narHash": "sha256-e9L3TLLDVIJpMnHtiNHJE62oOh6emRtSZ244bgYJUZs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c06613c25df3fe1dd26243847a3c105cf6770627",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-21.05",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs-21_11": {
+      "locked": {
+        "lastModified": 1638371214,
+        "narHash": "sha256-0kE6KhgH7n0vyuX4aUoGsGIQOqjIx2fJavpCWtn73rc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "a640d8394f34714578f3e6335fc767d0755d78f9",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-21.11",
+        "type": "indirect"
+      }
+    },
     "nixpkgs-unstable": {
       "locked": {
         "lastModified": 1646470760,
@@ -147,6 +193,21 @@
         "type": "github"
       }
     },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1626852498,
+        "narHash": "sha256-lOXUJvi0FJUXHTVSiC5qsMRtEUgqM4mGZpMESLuGhmo=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "16105403bdd843540cbef9c63fc0f16c1c6eaa70",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-unstable",
+        "type": "indirect"
+      }
+    },
     "playground": {
       "flake": false,
       "locked": {
@@ -175,6 +236,7 @@
         "nixpkgs-unstable": "nixpkgs-unstable",
         "playground": "playground",
         "sfz": "sfz",
+        "simple-nixos-mailserver": "simple-nixos-mailserver",
         "tracktrain": "tracktrain",
         "uplcg": "uplcg",
         "walint": "walint"
@@ -196,6 +258,29 @@
         "type": "github"
       }
     },
+    "simple-nixos-mailserver": {
+      "inputs": {
+        "blobs": "blobs",
+        "nixpkgs": "nixpkgs_2",
+        "nixpkgs-21_05": "nixpkgs-21_05",
+        "nixpkgs-21_11": "nixpkgs-21_11",
+        "utils": "utils_2"
+      },
+      "locked": {
+        "lastModified": 1638911354,
+        "narHash": "sha256-hNhzLOp+dApEY15vwLAQZu+sjEQbJcOXCaSfAT6lpsQ=",
+        "owner": "simple-nixos-mailserver",
+        "repo": "nixos-mailserver",
+        "rev": "6e3a7b2ea6f0d68b82027b988aa25d3423787303",
+        "type": "gitlab"
+      },
+      "original": {
+        "owner": "simple-nixos-mailserver",
+        "ref": "nixos-21.11",
+        "repo": "nixos-mailserver",
+        "type": "gitlab"
+      }
+    },
     "tracktrain": {
       "flake": false,
       "locked": {
@@ -245,6 +330,21 @@
         "type": "github"
       }
     },
+    "utils_2": {
+      "locked": {
+        "lastModified": 1605370193,
+        "narHash": "sha256-YyMTf3URDL/otKdKgtoMChu4vfVL3vCMkRqpGifhUn0=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5021eac20303a61fafe17224c087f5519baed54d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "walint": {
       "flake": false,
       "locked": {
diff --git a/flake.nix b/flake.nix
index a97d423..148c31d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -12,6 +12,8 @@
     naersk.inputs.nixpkgs.follows = "nixpkgs";
     deploy-rs.url = "github:serokell/deploy-rs";
     deploy-rs.inputs.nixpkgs.follows = "nixpkgs";
+    simple-nixos-mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-21.11";
+    # simple-nixos-mailserver.follows = "nixpkgs";
 
     uplcg.url = "git+https://stuebinm.eu/git/uplcg?ref=main";
     uplcg.flake = false;
diff --git a/flora/configuration.nix b/flora/configuration.nix
index ada156e..fde327b 100644
--- a/flora/configuration.nix
+++ b/flora/configuration.nix
@@ -13,6 +13,7 @@
     ./services/dockerhub.nix
     ./services/blog.nix
     ./services/znc.nix
+    ./services/mail.nix
   ];
   
   # Use the GRUB 2 boot loader.
diff --git a/flora/services/mail.nix b/flora/services/mail.nix
new file mode 100644
index 0000000..d41f0e8
--- /dev/null
+++ b/flora/services/mail.nix
@@ -0,0 +1,26 @@
+{ config, lib, pkgs, inputs, ... }:
+
+{
+  imports = [ inputs.simple-nixos-mailserver.nixosModule ];
+
+
+
+  mailserver = {
+    enable = true;
+    fqdn = "mail.stuebinm.eu";
+    domains = [ "stuebinm.eu" ];
+
+    # A list of all login accounts. To create the password hashes, use
+    # nix run nixpkgs.apacheHttpd -c htpasswd -nbB "" "super secret password" | cut -d: -f2
+    loginAccounts = {
+        "hello@stuebinm.eu" = {
+            hashedPasswordFile = "/var/mailstate/hello-password";
+            aliases = ["postmaster@stuebinm.eu" "abuse@stuebinm.eu"];
+        };
+    };
+
+    # Use Let's Encrypt certificates. Note that this needs to set up a stripped
+    # down nginx and opens port 80.
+    certificateScheme = 3;
+  };
+}