116 lines
3 KiB
Nix
116 lines
3 KiB
Nix
{
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flake,
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lib,
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config,
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pkgs,
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...
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}:
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with lib; let
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psCfg = config.pub-solar;
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xdg = config.home-manager.users."${psCfg.user.name}".xdg;
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dataDir = "${xdg.dataHome}/Paperless";
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backupDir = "${xdg.dataHome}/PaperlessBackup";
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consumptionDir = "/home/${psCfg.user.name}/.local/share/scandir";
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scan2paperless = with pkgs; writeShellScriptBin "scan2paperless" ''
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DEVICE=$1
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NUM_PAGES=$2
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NAME=$3
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if [ -z "''${DEVICE}" ] || [ -z "''${NUM_PAGES}" ] || [ -z "''${NAME}" ]; then
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echo "Usage: scan2paperless <device> <num_pages> <name>"
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exit 1
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fi
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tmpDir=$(${coreutils}/bin/mktemp -d)
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files=()
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for i in $(seq 1 $NUM_PAGES); do
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fileName=$(${openssl}/bin/openssl rand -hex 12)
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file="$tmpDir/$fileName.jpg"
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echo "Start scanning page $i/$NUM_PAGES";
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${sane-backends}/bin/scanimage -d $DEVICE --format=jpeg --resolution 300 --progress -o $file
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echo "Finished scanning page $i";
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files+=($file)
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done
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pdf="${consumptionDir}/$NAME.pdf"
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${python3Packages.img2pdf}/bin/img2pdf --output $pdf ''${files[@]}
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echo "PDF written to $pdf"
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'';
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in {
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services.paperless = {
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enable = true;
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user = psCfg.user.name;
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consumptionDir = consumptionDir;
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dataDir = dataDir;
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address = "127.0.0.1";
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extraConfig = {
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PAPERLESS_OCR_LANGUAGE = "nld+deu";
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PAPERLESS_ADMIN_USER = psCfg.user.name;
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PAPERLESS_AUTO_LOGIN_USERNAME = psCfg.user.name;
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PAPERLESS_URL = "https://paperless.b12f.io";
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};
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};
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hardware.sane = {
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enable = true;
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extraBackends = [pkgs.hplipWithPlugin];
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};
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users.users."${psCfg.user.name}".packages = with pkgs; [
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scan2paperless
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sane-backends
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];
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home-manager.users."${psCfg.user.name}" = {
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home.sessionVariables = {
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SCANNER_OUTPUT_DIR = consumptionDir;
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};
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systemd.user.sessionVariables = {
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SCANNER_OUTPUT_DIR = consumptionDir;
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};
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};
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security.acme.certs = {
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"paperless.b12f.io" = {};
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};
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services.nginx.virtualHosts = {
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"paperless.b12f.io" = {
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forceSSL = true;
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useACMEHost = "paperless.b12f.io";
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locations."/".proxyPass = "http://127.0.0.1:${builtins.toString config.services.paperless.port}";
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};
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};
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systemd.tmpfiles.rules = [
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"d '${backupDir}' 0700 ${psCfg.user.name} users - -"
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];
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age.secrets."rclone-pie.conf" = {
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file = "${flake.self}/secrets/rclone-pie.conf.age";
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path = "/root/.config/rclone/rclone.conf";
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mode = "400";
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};
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age.secrets."restic-password" = {
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file = "${flake.self}/secrets/restic-password.age";
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mode = "400";
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};
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services.restic.backups = {
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paperless = {
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paths = [ backupDir ];
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initialize = true;
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passwordFile = config.age.secrets."restic-password".path;
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# See https://www.hosting.de/blog/verschluesselte-backups-mit-rclone-und-restic-in-nextcloud/
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repository = "rclone:cloud.pub.solar:/backups/Paperless";
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backupPrepareCommand = "${dataDir}/paperless-manage document_exporter ${backupDir} -c -p";
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rcloneConfigFile = config.age.secrets."rclone-pie.conf".path;
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};
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};
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}
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