cluster/nomad/regions/homelab-1/job/conduit.hcl

variable "flake_ref" {
  type = string
}

variable "flake_sha" {
  type = string
}

job "matrix" {
  datacenters = [ "homelab-1" ]
  type = "service"

  group "mautrix-facebook" {
    count = 1

    volume "matrix-mautrix-facebook" {
      type = "csi"
      source = "matrix-mautrix-facebook"
      read_only = false

      attachment_mode = "file-system"
      access_mode     = "single-node-writer"
    }

    volume "matrix-registrations" {
      type = "csi"
      source = "matrix-registrations"
      read_only = false

      attachment_mode = "file-system"
      access_mode     = "multi-node-multi-writer"
    }

    restart {
      attempts = 5
      delay = "5s"
    }

    network {
      mode = "bridge"
    }

    service {
      name = "matrix-mautrix-facebook"
      port = "29319"

      # check {
      #   type = "http"
      #   address_mode = "alloc"
      #   path = "/public"
      #   port = "29319"
      #   interval = "2s"
      #   timeout = "2s"
      # }

      connect {
        sidecar_service {}
      }
    }

    task "mautrix-facebook" {
      driver = "docker"

      volume_mount {
        volume = "matrix-mautrix-facebook"
        destination = "/var/lib/mautrix-facebook"
        read_only = false
      }

      volume_mount {
        volume = "matrix-registrations"
        destination = "/var/lib/registrations"
        read_only = false
      }

      config {
        nix_flake_ref = "${var.flake_ref}#nixngSystems.mautrix-facebook.config.system.build.toplevel"
        nix_flake_sha = var.flake_sha
        entrypoint = [ "init" ]
      }

      vault {
        policies = ["matrix-mautrix-facebook-policy"]
      }

      template {
        data = <<EOF
{{ with secret "kv/data/matrix/mautrix-facebook" }}
MAUTRIX_FACEBOOK_APPSERVICE_AS_TOKEN={{ .Data.data.as_token }}
MAUTRIX_FACEBOOK_APPSERVICE_HS_TOKEN={{ .Data.data.hs_token }}
{{ end }}
EOF
        destination = "secrets/environment"
        env = true
      }

      resources {
        cpu = 256
        memory = 256
      }
    }
  }

  group "heisenbridge" {
    count = 1

    volume "matrix-registrations" {
      type = "csi"
      source = "matrix-registrations"
      read_only = false

      attachment_mode = "file-system"
      access_mode     = "multi-node-multi-writer"
    }

    restart {
      attempts = 5
      delay = "5s"
    }

    network {
      mode = "bridge"
    }

    service {
      name = "matrix-heisenbridge"
      port = "9898"

      connect {
        sidecar_service {}
      }
    }

    task "heisenbridge" {
      driver = "docker"

      volume_mount {
        volume = "matrix-registrations"
        destination = "/var/lib/registrations"
        read_only = false
      }

      config {
        nix_flake_ref = "${var.flake_ref}#nixngSystems.heisenbridge.config.system.build.toplevel"
        nix_flake_sha = var.flake_sha
        entrypoint = [ "init" ]
      }

      resources {
        cpu = 128
        memory = 128
      }
    }
  }

  group "synapse" {
    count = 1

    volume "matrix-synapse" {
      type = "csi"
      source = "matrix-synapse"
      read_only = false

      attachment_mode = "file-system"
      access_mode     = "single-node-writer"
    }

    volume "matrix-postgresql" {
      type = "csi"
      source = "matrix-postgresql"
      read_only = false

      attachment_mode = "file-system"
      access_mode     = "single-node-writer"
    }

    volume "matrix-registrations" {
      type = "csi"
      source = "matrix-registrations"
      read_only = false

      attachment_mode = "file-system"
      access_mode     = "multi-node-multi-writer"
    }

    restart {
      attempts = 5
      delay = "5s"
    }

    network {
      mode = "bridge"
    }

    service {
      name = "matrix-synapse"
      port = "6167"

      check {
        type = "http"
        address_mode = "alloc"
        path = "/_matrix/client/versions"
        port = "6167"
        interval = "2s"
        timeout = "2s"
      }

      connect {
        sidecar_service {
          proxy {
            upstreams {
              destination_name = "matrix-mautrix-facebook"
              local_bind_port  = 29319
            }

            upstreams {
              destination_name = "matrix-heisenbridge"
              local_bind_port  = 9898
            }
          }
        }
      }
    }

    task "postgresql" {
      driver = "docker"

      volume_mount {
        volume = "matrix-postgresql"
        destination = "/var/lib/postgresql"
        read_only = false
      }

      config {
        nix_flake_ref = "${var.flake_ref}#nixngSystems.conduitPostgresql.config.system.build.toplevel"
        nix_flake_sha = var.flake_sha
        entrypoint = [ "init" ]
      }

      resources {
        cpu = 500
        memory = 128
        memory_max = 256
      }

      template {
        data = <<EOF
alter user synapse with encrypted password '{{ with secret "kv/data/matrix/synapse" }}{{ .Data.data.pgpass }}{{ end }}';
\c synapse;
SELECT setval('application_services_txn_id_seq', (
         SELECT GREATEST(MAX(txn_id), 0) FROM application_services_txns
     ));
EOF
        destination = "secrets/init.sql"
      }

      vault {
        policies = ["matrix-synapse-policy"]
      }
    }

    task "synapse" {
      driver = "docker"

      volume_mount {
        volume = "matrix-synapse"
        destination = "/var/lib/synapse"
        read_only = false
      }

      volume_mount {
        volume = "matrix-registrations"
        destination = "/var/lib/registrations"
        read_only = false
      }

      config {
        nix_flake_ref = "${var.flake_ref}#nixngSystems.conduit.config.system.build.toplevel"
        nix_flake_sha = var.flake_sha
        entrypoint = [ "init" ]
      }

      resources {
        cpu = 2048
        memory = 2048
      }

      vault {
        policies = ["matrix-synapse-policy"]
      }

      template {
        data = <<EOF
{{ with secret "kv/data/matrix/synapse" }}
PSQL_PASSWORD={{ .Data.data.pgpass }}
{{ end }}
EOF
        destination = "secrets/environment"
        env = true
        perms = "400"
      }

      template {
        data = <<EOF
{{ with secret "kv/data/matrix/synapse" }}
registration_shared_secret: "{{ .Data.data.registration_shared_secret }}"
macaroon_secret_key: "{{ .Data.data.macaroon_secret_key }}"
form_secret: "{{ .Data.data.form_secret }}"
database:
  name: "psycopg2"
  args:
    user: "synapse"
    password:  "{{ .Data.data.pgpass }}"
    database: "synapse"
    host: "127.0.0.1"
    cp_min: 5
    cp_max: 10
{{ end }}
EOF
        destination = "/secrets/extra.yaml"
      }
    }
  }
}