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authortv <tv@krebsco.de>2018-09-28 17:01:38 +0200
committertv <tv@krebsco.de>2018-09-28 17:01:38 +0200
commitb922b41fe371896cbc38bb1dc9d0074d11686ec3 (patch)
tree0d275ad88de5043c801cfb6a3e71391cb5eb1367 /README.md
parent75e1338628aea086ea0dc8d19103c7263f4e6b8a (diff)
README: add more words to the example =)
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-rw-r--r--README.md21
1 files changed, 11 insertions, 10 deletions
diff --git a/README.md b/README.md
index 7f403b7..eb564a7 100644
--- a/README.md
+++ b/README.md
@@ -1,20 +1,20 @@
# krops (krebs ops)
-krops is a lightweigt toolkit to deploy nixos systems, remotely or locally.
+krops is a lightweigt toolkit to deploy NixOS systems, remotely or locally.
-fancy features include:
+## Some Features
- store your secrets in passwordstore
- build your system remotely
-- minimal overhead
+- minimal overhead (it's basically just `nixos-rebuild switch`!)
- run from custom nixpkgs branch/checkout/fork
-minimal example:
+## Minimal Example
+
+Create a file named `krops.nix` (name doesn't matter) with following content:
-create a krops.nix somewhere
```
let
- #krops = ./.;
krops = (import <nixpkgs> {}).fetchgit {
url = https://cgit.krebsco.de/krops/;
rev = "3022582ade8049e6ccf18f358cedb996d6716945";
@@ -28,11 +28,9 @@ let
nixpkgs.git = {
ref = "4b4bbce199d3b3a8001ee93495604289b01aaad3";
url = https://github.com/NixOS/nixpkgs;
-
};
nixos-config.file = toString (pkgs.writeText "nixos-config" ''
{ pkgs, ... }: {
-
fileSystems."/" = { device = "/dev/sda1"; };
boot.loader.systemd-boot.enable = true;
services.openssh.enable = true;
@@ -47,8 +45,11 @@ in
}
```
-and run `$(nix-build krops.nix)`. This results in a script which deploys the machine via ssh & rsync on the target machine.
+and run `$(nix-build --no-out-link krops.nix)` to deploy the target machine.
+
+Under the hood, this will make the sources available on the target machine
+below `/var/src`, and execute `nixos-rebuild switch -I /var/src`.
## References
-- [Blog post with in-depth example](http://tech.ingolf-wagner.de/nixos/krops/) by [Ingolf Wagner](https://ingolf-wagner.de/)
+- [In-depth example](http://tech.ingolf-wagner.de/nixos/krops/) by [Ingolf Wagner](https://ingolf-wagner.de/)