diff options
Diffstat (limited to 'hm/soispha/conf/unison/default.nix')
-rw-r--r-- | hm/soispha/conf/unison/default.nix | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/hm/soispha/conf/unison/default.nix b/hm/soispha/conf/unison/default.nix deleted file mode 100644 index 64dd50c2..00000000 --- a/hm/soispha/conf/unison/default.nix +++ /dev/null @@ -1,184 +0,0 @@ -{ - lib, - config, - nixosConfig, - sysLib, - pkgs, - ... -}: let - unisonPath = "${config.xdg.dataHome}/unison"; - - # These are only used for the script - unisonOptions = { - sshcmd = "ssh"; - ui = "text"; - auto = "true"; - # This is useless, with hm links - links = "false"; - - backupdir = "${unisonPath}/backups"; - backuploc = "central"; - backupcurr = paths_to_merge; - # merge = - # builtins.map (x: ''${x} -> diff3 --text --merge CURRENT1 CURRENTARCH CURRENT2 > NEW'') - # paths_to_merge; - }; - - paths_to_merge = mkPathName { - file_names = ["log" "history" "harpoon.json" "file_frecency.bin" "main.shada"]; - extensions = ["log"]; - }; - - paths_to_keep = [ - "~/.local/state/mpv" - "~/.local/state/nvim" - "~/.local/share" - "~/.local/.Trash-1000" - - "~/.mozilla/.Trash-1000" - "~/.mozilla/firefox" - - "~/media" - "~/school" - "~/repos" - ]; - paths_to_ignore = [ - # already synchronized by the taskserver - "~/.local/share/task" - - # Should not be synchronized - "~/.local/share/unison" - ]; - - hostName = let - hn = nixosConfig.networking.hostName; - in - if hn == "tiamat" - then "apzu" - else if hn == "apzu" - then "tiamat" - else builtins.throw "Host (${hn}) not yet covered in the unison host mapping."; - - mkPathName = { - file_names, - extensions, - }: - builtins.map (x: ''Name ${x}'') ( - (builtins.map (x: ''*.${x}'') extensions) - ++ file_names - ); - - unitName = name: builtins.replaceStrings ["/"] ["-"] name; - - mkPath = path: - if lib.strings.hasPrefix "~" path - then "${builtins.elemAt (builtins.attrNames config.home.persistence) - 0}${lib.strings.removePrefix "~" path}" - else - builtins.throw - "Every pathname needs to start with a '~'"; - - mkPair = pathname: let - path = mkPath pathname; - in { - name = unitName "${pathname}"; - value = { - stateDirectory = unisonPath; - roots = [ - "${path}" - "ssh://${config.home.username}@${hostName}.fritz.box/${path}" - ]; - }; - }; - - getIgnoredSingle = path: path_to_ignore: let - clean_path_to_ignore = mkPath path_to_ignore; - commonPath = builtins.substring 0 (builtins.stringLength path) clean_path_to_ignore; - in - if commonPath == path - then let - preFinalPath = - builtins.substring (builtins.stringLength commonPath) - (builtins.stringLength clean_path_to_ignore) - clean_path_to_ignore; - finalPath = - if lib.strings.hasPrefix "/" preFinalPath - then lib.strings.removePrefix "/" preFinalPath - else preFinalPath; - in "BelowPath ${finalPath}" - else null; - - getIgnored = paths_to_ignore: path: - serialiseArgs { - ignore = - builtins.filter (x: x != null) (builtins.map (getIgnoredSingle path) paths_to_ignore); - }; - - serialiseArg = key: val: - if builtins.typeOf val == "string" - then lib.strings.escapeShellArg "-${key}=${lib.strings.escape ["="] val}" - else if builtins.typeOf val == "list" - then lib.strings.concatStringsSep " " (builtins.map (serialiseArg key) val) - else builtins.throw "Unsupported type: ${builtins.typeOf val}"; - - serialiseArgs = args: - lib.strings.concatStringsSep " " ( - lib.attrsets.mapAttrsToList - serialiseArg - args - ); - - esa = a: lib.strings.escapeShellArg a; - - mkScriptLine = pathname: let - path = - mkPath pathname; - in - lib.strings.concatStringsSep " " [ - "unison" - "${serialiseArgs unisonOptions}" - "$EXTRA_OPTIONS" - "${getIgnored paths_to_ignore path}" - "${esa path}" - (esa "ssh://${config.home.username}@${hostName}.fritz.box/${path}") - ]; - - script = lib.strings.concatStringsSep "\n" (builtins.map mkScriptLine paths_to_keep); - - pairs = builtins.listToAttrs (builtins.map mkPair paths_to_keep); -in { - home.sessionVariables = { - UNISON = unisonPath; - }; - home.packages = [ - pkgs.unison - (sysLib.writeShellScript { - name = "unison-sync"; - src = builtins.toFile "unison-backup" ('' - #!/usr/bin/env dash - - # shellcheck source=/dev/null - SHELL_LIBRARY_VERSION="2.1.2" . %SHELL_LIBRARY_PATH - - export UNISON=${esa unisonPath}; - - if [ "$1" = "links" ]; then - shift 1; - EXTRA_OPTIONS="-links=true"; - fi - EXTRA_OPTIONS="$EXTRA_OPTIONS $*" - '' - + script); - dependencies = with pkgs; [ - unison - openssh # needed to connect to the other server - less # needed to show diffs - diffutils # needed to compute diffs - ]; - }) - ]; - services.unison = { - enable = false; - inherit pairs; - }; -} |