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6 changed files with 11 additions and 223 deletions

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@ -6,7 +6,6 @@ krops is a lightweight toolkit to deploy NixOS systems, remotely or locally.
## Some Features
- store your secrets in [password store](https://www.passwordstore.org/)
or [passage](https://github.com/FiloSottile/passage)
- build your systems remotely
- minimal overhead (it's basically just `nixos-rebuild switch`!)
- run from custom nixpkgs branch/checkout/fork
@ -97,7 +96,7 @@ pkgs.krops.writeDeploy "deploy" {
}
```
For more details about the `target` attribute, please check the `mkTarget`
function in [lib/default.nix](lib/default.nix).
function in [lib/default.nix](lib/defaults.nix).
### `backup` (optional, defaults to false)
@ -137,29 +136,6 @@ Create the sentinel file (`/var/src/.populate`) before syncing the new source.
Specifies which `nixos-rebuild` operation to perform.
### `useNixOutputMonitor` (optional, defaults to `"opportunistic"`)
Specifies when to pipe `nixos-rebuild`'s output to
[nom](https://github.com/maralorn/nix-output-monitor).
Supported values:
* `"opportunistic"` (default) -
Use `nom` only if it is present on the target machine.
* `"optimistic"` -
Use `nom`, assuming it is present on the target machine.
* `"pessimistic"` -
Use `nom` via `nix-shell` on the target machine.
* `true` -
Use `nom`.
If it is not present on the target machine, then use it via `nix-shell`.
* `false` -
Don't use `nom`
## writeTest
Very similiar to writeDeploy, but just builds the system on the target without
@ -299,29 +275,6 @@ Supported attributes:
sub-directory in the password store.
### `passage`
The passage source type decrypts files from a local
[passage store](https://github.com/FiloSottile/passage)
and transfers them to the target using
[`rsync`](https://rsync.samba.org/).
Supported attributes:
* `dir` -
Path to the passage store.
For a partial transfer, this may point to a subdirectory.
Example: `~/.passage/store/hosts/MYHOSTNAME`
* `identities_file` (optional) -
Path to the identities file.
Defaults to `~/.passage/identities`.
* `age` (optional) -
Path of the age binary.
Defaults to `age` (absolute path gets resolved using `passage`'s search path.)
### `pipe`
Executes a local command, capture its stdout, and send that as a file to the

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@ -1,27 +0,0 @@
{
"nodes": {
"nixpkgs": {
"locked": {
"lastModified": 1689940971,
"narHash": "sha256-397xShPnFqPC59Bmpo3lS+/Aw0yoDRMACGo1+h2VJMo=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "9ca785644d067445a4aa749902b29ccef61f7476",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"nixpkgs": "nixpkgs"
}
}
},
"root": "root",
"version": 7
}

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@ -1,29 +0,0 @@
{
description = "krops - krebs operations";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
};
outputs = { self, nixpkgs, ... }:
let
supportedSystems = [
"x86_64-linux"
"i686-linux"
"aarch64-linux"
"riscv64-linux"
];
forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
in
{
lib = forAllSystems (system:
let
pkgs = nixpkgs.legacyPackages.${system};
krops = pkgs.callPackage ./pkgs/krops {};
populate = pkgs.callPackage ./pkgs/populate {};
in {
inherit populate;
inherit (krops) rebuild runShell withNixOutputMonitor writeCommand writeDeploy writeTest;
});
};
}

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@ -39,17 +39,6 @@
default = null;
type = lib.types.nullOr source-types.pass;
};
passage = lib.mkOption {
apply = x:
if lib.types.pathname.check x
then { dir = x; }
else x;
default = null;
type = lib.types.nullOr (lib.types.oneOf [
lib.types.pathname
source-types.passage
]);
};
pipe = lib.mkOption {
apply = x:
if lib.types.absolute-pathname.check x
@ -171,21 +160,6 @@
};
};
};
passage = lib.types.submodule {
options = {
age = lib.mkOption {
default = "age";
type = lib.types.pathname;
};
dir = lib.mkOption {
type = lib.types.pathname;
};
identities_file = lib.mkOption {
default = toString ~/.passage/identities;
type = lib.types.pathname;
};
};
};
pipe = lib.types.submodule {
options = {
command = lib.mkOption {

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@ -4,24 +4,16 @@ in
{ nix, openssh, populate, writers }: rec {
rebuild = {
useNixOutputMonitor
}:
args: target:
runShell target {}
(withNixOutputMonitor target useNixOutputMonitor /* sh */ ''
NIX_PATH=${lib.escapeShellArg target.path} \
nixos-rebuild ${lib.escapeShellArgs args}
'');
rebuild = args: target:
runShell target {} "nixos-rebuild -I ${lib.escapeShellArg target.path} ${
lib.concatMapStringsSep " " lib.escapeShellArg args
}";
runShell = target: {
allocateTTY ? false
}: command:
let
command' = /* sh */ ''
${lib.optionalString target.sudo "sudo"} \
/bin/sh -c ${lib.escapeShellArg command}
'';
command' = if target.sudo then "sudo ${command}" else command;
in
if lib.isLocalTarget target
then command'
@ -32,42 +24,7 @@ in
(if allocateTTY then "-t" else "-T")
target.extraOptions
target.host
command'
])}
'';
withNixOutputMonitor = target: mode_: command: let
mode =
lib.getAttr (lib.typeOf mode_) {
bool = lib.toJSON mode_;
string = mode_;
};
in /* sh */ ''
printf '# use nix-output-monitor: %s\n' ${lib.escapeShellArg mode} >&2
${lib.getAttr mode rec {
opportunistic = /* sh */ ''
if command -v nom >/dev/null; then
${optimistic}
else
${false}
fi
'';
optimistic = /* sh */ ''
(${command}) 2>&1 | nom
'';
pessimistic = /* sh */ ''
NIX_PATH=${lib.escapeShellArg target.path} \
nix-shell -p nix-output-monitor --run ${lib.escapeShellArg optimistic}
'';
true = /* sh */ ''
if command -v nom >/dev/null; then
${optimistic}
else
${pessimistic}
fi
'';
false = command;
}}
command'])}
'';
writeCommand = name: {
@ -94,8 +51,7 @@ in
force ? false,
operation ? "switch",
source,
target,
useNixOutputMonitor ? "opportunistic"
target
}: let
buildTarget' =
if buildTarget == null
@ -109,7 +65,7 @@ in
${lib.optionalString (buildTarget' != target')
(populate { inherit backup force source; target = buildTarget'; })}
${populate { inherit backup force source; target = target'; }}
${rebuild { inherit useNixOutputMonitor; } ([
${rebuild ([
operation
] ++ lib.optionals crossDeploy [
"--no-build-nix"

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@ -1,7 +1,7 @@
with import ../../lib;
with shell;
{ coreutils, dash, findutils, git, jq, openssh, pass, passage, rsync, writers }:
{ coreutils, dash, findutils, git, jq, openssh, pass, rsync, writers }:
let
check = { force, target }: let
@ -119,15 +119,7 @@ let
umask 0077
if test -e ${quote source.dir}/.git; then
local_pass_info=${quote source.name}\ $(
${git}/bin/git -C ${quote source.dir} log -1 --format=%H ${quote source.name}
# we append a hash for every symlink, otherwise we would miss updates on
# files where the symlink points to
${findutils}/bin/find ${quote source.dir}/${quote source.name} -type l \
-exec ${coreutils}/bin/realpath {} + |
${coreutils}/bin/sort |
${findutils}/bin/xargs -r -n 1 ${git}/bin/git -C ${quote source.dir} log -1 --format=%H
)
local_pass_info=${quote source.name}\ $(${git}/bin/git -C ${quote source.dir} log -1 --format=%H ${quote source.name})
remote_pass_info=$(${runShell target /* sh */ ''
cat ${quote target.path}/.pass_info || :
''})
@ -171,37 +163,6 @@ let
${rsync' target rsyncDefaultConfig /* sh */ "$tmp_dir"}
'';
pop.passage = target: source: /* sh */ ''
set -efu
export PASSAGE_AGE=${quote source.age}
export PASSAGE_DIR=${quote source.dir}
export PASSAGE_IDENTITIES_FILE=${quote source.identities_file}
umask 0077
tmp_dir=$(${coreutils}/bin/mktemp -dt populate-passage.XXXXXXXX)
trap cleanup EXIT
cleanup() {
rm -fR "$tmp_dir"
}
${findutils}/bin/find "$PASSAGE_DIR" -type f -name \*.age -follow |
while read -r age_path; do
rel_name=''${age_path#$PASSAGE_DIR}
rel_name=''${rel_name%.age}
tmp_path=$tmp_dir/$rel_name
${coreutils}/bin/mkdir -p "$(${coreutils}/bin/dirname "$tmp_path")"
${passage}/bin/passage show "$rel_name" > "$tmp_path"
${coreutils}/bin/touch -r "$age_path" "$tmp_path"
done
${rsync' target rsyncDefaultConfig /* sh */ "$tmp_dir"}
'';
pop.pipe = target: source: /* sh */ ''
${quote source.command} | {
${runShell target /* sh */ "cat > ${quote target.path}"}