From e89cf20d4310070a877c2e24a287659546b561c9 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Wed, 28 Feb 2018 21:02:21 +0100
Subject: import stockholm's deployment tools

https://cgit.krebsco.de/stockholm 877b4104370c1ea9698a449e376e2842d7c372fd
---
 lib/types/default.nix  |  8 +++++
 lib/types/populate.nix | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++
 lib/types/posix.nix    | 54 +++++++++++++++++++++++++++++
 3 files changed, 155 insertions(+)
 create mode 100644 lib/types/default.nix
 create mode 100644 lib/types/populate.nix
 create mode 100644 lib/types/posix.nix

(limited to 'lib/types')

diff --git a/lib/types/default.nix b/lib/types/default.nix
new file mode 100644
index 0000000..c4bf517
--- /dev/null
+++ b/lib/types/default.nix
@@ -0,0 +1,8 @@
+{ lib }@args: let {
+
+  body = lib.foldl' (res: path: res // import path args) {} [
+    ./populate.nix
+    ./posix.nix
+  ];
+
+}
diff --git a/lib/types/populate.nix b/lib/types/populate.nix
new file mode 100644
index 0000000..3b13df0
--- /dev/null
+++ b/lib/types/populate.nix
@@ -0,0 +1,93 @@
+{ lib }: rec {
+
+  source = lib.types.submodule ({ config, ... }: {
+    options = {
+      type = let
+        known-types = lib.attrNames source-types;
+        type-candidates = lib.filter (k: config.${k} != null) known-types;
+      in lib.mkOption {
+        default = if lib.length type-candidates == 1
+                    then lib.head type-candidates
+                    else throw "cannot determine type";
+        type = lib.types.enum known-types;
+      };
+      file = lib.mkOption {
+        apply = x:
+          if lib.types.absolute-pathname.check x
+            then { path = x; }
+            else x;
+        default = null;
+        type = lib.types.nullOr (lib.types.either lib.types.absolute-pathname source-types.file);
+      };
+      git = lib.mkOption {
+        default = null;
+        type = lib.types.nullOr source-types.git;
+      };
+      pass = lib.mkOption {
+        default = null;
+        type = lib.types.nullOr source-types.pass;
+      };
+      pipe = lib.mkOption {
+        apply = x:
+          if lib.types.absolute-pathname.check x
+            then { command = x; }
+            else x;
+        default = null;
+        type = lib.types.nullOr (lib.types.either lib.types.absolute-pathname source-types.pipe);
+      };
+      symlink = lib.mkOption {
+        apply = x:
+          if lib.types.pathname.check x
+            then { target = x; }
+            else x;
+        default = null;
+        type = lib.types.nullOr (lib.types.either lib.types.pathname source-types.symlink);
+      };
+    };
+  });
+
+  source-types = {
+    file = lib.types.submodule {
+      options = {
+        path = lib.mkOption {
+          type = lib.types.absolute-pathname;
+        };
+      };
+    };
+    git = lib.types.submodule {
+      options = {
+        ref = lib.mkOption {
+          type = lib.types.str; # TODO lib.types.git.ref
+        };
+        url = lib.mkOption {
+          type = lib.types.str; # TODO lib.types.git.url
+        };
+      };
+    };
+    pass = lib.types.submodule {
+      options = {
+        dir = lib.mkOption {
+          type = lib.types.absolute-pathname;
+        };
+        name = lib.mkOption {
+          type = lib.types.pathname; # TODO relative-pathname
+        };
+      };
+    };
+    pipe = lib.types.submodule {
+      options = {
+        command = lib.mkOption {
+          type = lib.types.absolute-pathname;
+        };
+      };
+    };
+    symlink = lib.types.submodule {
+      options = {
+        target = lib.mkOption {
+          type = lib.types.pathname; # TODO relative-pathname
+        };
+      };
+    };
+  };
+
+}
diff --git a/lib/types/posix.nix b/lib/types/posix.nix
new file mode 100644
index 0000000..e8f464e
--- /dev/null
+++ b/lib/types/posix.nix
@@ -0,0 +1,54 @@
+{ lib }: rec {
+
+  # RFC952, B. Lexical grammar, <hname>
+  hostname = lib.mkOptionType {
+    name = "hostname";
+    check = x: lib.isString x && lib.all label.check (lib.splitString "." x);
+    merge = lib.mergeOneOption;
+  };
+
+  # RFC952, B. Lexical grammar, <name>
+  # RFC1123, 2.1  Host Names and Numbers
+  label = lib.mkOptionType {
+    name = "label";
+    # TODO case-insensitive labels
+    check = lib.test "[0-9A-Za-z]([0-9A-Za-z-]*[0-9A-Za-z])?";
+    merge = lib.mergeOneOption;
+  };
+
+  # POSIX.1‐2013, 3.278 Portable Filename Character Set
+  filename = lib.mkOptionType {
+    name = "POSIX filename";
+    check = lib.test "([0-9A-Za-z._])[0-9A-Za-z._-]*";
+    merge = lib.mergeOneOption;
+  };
+
+  # POSIX.1‐2013, 3.2 Absolute Pathname
+  absolute-pathname = lib.mkOptionType {
+    name = "POSIX absolute pathname";
+    check = x: lib.isString x && lib.substring 0 1 x == "/" && pathname.check x;
+    merge = lib.mergeOneOption;
+  };
+
+  # POSIX.1‐2013, 3.267 Pathname
+  pathname = lib.mkOptionType {
+    name = "POSIX pathname";
+    check = x:
+      let
+        # The filter is used to normalize paths, i.e. to remove duplicated and
+        # trailing slashes.  It also removes leading slashes, thus we have to
+        # check for "/" explicitly below.
+        xs = lib.filter (s: lib.stringLength s > 0) (lib.splitString "/" x);
+      in
+        lib.isString x && (x == "/" || (lib.length xs > 0 && lib.all filename.check xs));
+    merge = lib.mergeOneOption;
+  };
+
+  # POSIX.1-2013, 3.431 User Name
+  username = lib.mkOptionType {
+    name = "POSIX username";
+    check = filename.check;
+    merge = lib.mergeOneOption;
+  };
+
+}
-- 
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