shimun/ssh-cert-dist
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Merge branch 'master' of git.shimun.net:shimun/ssh-cert-dist

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shimun 2022-12-01 22:48:33 +01:00
commit 0cd86df132
Signed by: shimun
GPG Key ID: E0420647856EA39E
4 changed files with 73 additions and 49 deletions
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49
flake.nix
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@ -99,53 +99,12 @@
};
};
nixosModules.default = { config, pkgs, lib, ... }: with lib; let cfg = config.services.ssh-cert-dist; in {
options.services.ssh-cert-dist = {
enable = mkEnableOption "ssh-cert-dist";
host = mkOption {
type = types.str;
default = "127.0.0.1";
};
port = mkOption {
type = types.port;
default = 6877;
};
package = mkOption {
type = types.package;
default = pkgs.ssh-cert-dist;
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/ssh-cert-dist";
};
user = mkOption {
type = types.str;
default = "cert-dist";
};
group = mkOption {
type = types.str;
default = "cert-dist";
};
nixosModules.default = {
imports = [ ./modules/nixos.nix ];
};
config = mkIf {
users = {
users.${cfg.user} = {
isSystemUser = true;
group = cfg.group;
};
groups.${cfg.group} = { };
};
systemd.services.ssh-cert-dist = {
preStart = ''
chown ${cfg.user}:${cfg.group} ${cfg.dataDir}
'';
serviceConfig.User = cfg.user;
serviceConfig.ExecStart = "${cfg.package}/bin/ssh-cert-dist server --address ${cfg.host}:${toString cfg.port} -c ${cfg.dataDir} --ca ${cfg.ca}";
};
homeManagerModules.default = {
imports = [ ./modules/home-manager.nix ];
};
};
homeManagerModules.default = { config, pkgs, lib, ... }: with lib; let cfg = config.services.ssh-cert-dist; in { };
};

2
modules/home-manager.nix Normal file
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@ -0,0 +1,2 @@
{ config, pkgs, lib, ... }: with lib; let cfg = config.services.ssh-cert-dist; in { }

59
modules/nixos.nix Normal file
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@ -0,0 +1,59 @@
{ config, pkgs, lib, ... }: with lib; let
cfg = config.services.ssh-cert-dist;
ca = if isStorePath cfg.ca then cfg.ca else pkgs.writeText "ssh-ca" cfg.ca;
in
{
options.services.ssh-cert-dist = {
enable = mkEnableOption "ssh-cert-dist";
host = mkOption {
type = types.str;
default = "127.0.0.1";
};
port = mkOption {
type = types.port;
default = 6877;
};
package = mkOption {
type = types.package;
default = pkgs.ssh-cert-dist;
};
ca = mkOption {
type = with types; either str path;
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/ssh-cert-dist";
};
user = mkOption {
type = types.str;
default = "cert-dist";
};
group = mkOption {
type = types.str;
default = "cert-dist";
};
};
config = mkIf cfg.enable {
users = {
users.${cfg.user} = {
isSystemUser = true;
group = cfg.group;
};
groups.${cfg.group} = { };
};
systemd.services.ssh-cert-dist = {
wantedBy = [ "multi-user.target" ];
environment.RUST_LOG = "debug";
serviceConfig = {
ExecStartPre = "+${pkgs.writeShellScript "pre-start" ''
mkdir -p ${cfg.dataDir}
chown ${cfg.user}:${cfg.group} ${cfg.dataDir}
''}";
User = cfg.user;
ExecStart = "${cfg.package}/bin/ssh-cert-dist server --address ${cfg.host}:${toString cfg.port} -c ${cfg.dataDir} --ca ${ca}";
};
};
};
}

8
src/certs.rs
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@ -12,14 +12,18 @@ pub async fn read_certs(
ca: &PublicKey,
path: impl AsRef<Path>,
) -> anyhow::Result<Vec<Certificate>> {
read_dir(path.as_ref().join(ca_dir(ca))).await
let ca_dir = path.as_ref().join(ca_dir(ca));
if !ca_dir.exists() {
return Ok(Vec::new());
}
read_dir(&ca_dir).await
}
#[instrument]
pub async fn read_dir(path: impl AsRef<Path> + Debug) -> anyhow::Result<Vec<Certificate>> {
let mut dir = fs::read_dir(path.as_ref())
.await
.context("read certs dir")?;
.with_context(|| format!("read certs dir '{:?}'", path.as_ref()))?;
let mut certs = Vec::new();
while let Some(entry) = dir.next_entry().await? {
//TODO: investigate why path().ends_with doesn't work