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switch formatting to nixpkgs-fmt

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This commit is contained in:
Bryton Hall 2023-07-07 22:01:34 -04:00
parent 3598716c73
commit 2712e89716
65 changed files with 4839 additions and 5222 deletions
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86
lib/helm/chart2json.nix
View file

@ -1,46 +1,42 @@
{
runCommand,
lib,
kubernetes-helm,
yq,
}:
{ runCommand, lib, kubernetes-helm, yq }:
with lib;
{
# chart to template
chart,
# release name
name,
# namespace to install release into
namespace ? null,
# values to pass to chart
values ? {},
# kubernetes version to template chart for
kubeVersion ? null,
# whether to include CRD
includeCRDs ? false,
# whether to include hooks
noHooks ? false,
}: let
valuesJsonFile = builtins.toFile "${name}-values.json" (builtins.toJSON values);
# The `helm template` and YAML -> JSON steps are separate `runCommand` derivations for easier debuggability
resourcesYaml = runCommand "${name}.yaml" {nativeBuildInputs = [kubernetes-helm];} ''
helm template "${name}" \
${optionalString (kubeVersion != null) "--kube-version ${kubeVersion}"} \
${optionalString (namespace != null) "--namespace ${namespace}"} \
${optionalString (values != {}) "-f ${valuesJsonFile}"} \
${optionalString includeCRDs "--include-crds"} \
${optionalString noHooks "--no-hooks"} \
${chart} >$out
'';
in
runCommand "${name}.json" {} ''
# Remove null values
${yq}/bin/yq -Scs 'walk(
if type == "object" then
with_entries(select(.value != null))
elif type == "array" then
map(select(. != null))
else
.
end)' ${resourcesYaml} >$out
''
{
# chart to template
chart
# release name
, name
# namespace to install release into
, namespace ? null
# values to pass to chart
, values ? { }
# kubernetes version to template chart for
, kubeVersion ? null
# whether to include CRD
, includeCRDs ? false
# whether to include hooks
, noHooks ? false
}:
let
valuesJsonFile = builtins.toFile "${name}-values.json" (builtins.toJSON values);
# The `helm template` and YAML -> JSON steps are separate `runCommand` derivations for easier debuggability
resourcesYaml = runCommand "${name}.yaml" { nativeBuildInputs = [ kubernetes-helm ]; } ''
helm template "${name}" \
${optionalString (kubeVersion != null) "--kube-version ${kubeVersion}"} \
${optionalString (namespace != null) "--namespace ${namespace}"} \
${optionalString (values != {}) "-f ${valuesJsonFile}"} \
${optionalString includeCRDs "--include-crds"} \
${optionalString noHooks "--no-hooks"} \
${chart} >$out
'';
in
runCommand "${name}.json" { } ''
# Remove null values
${yq}/bin/yq -Scs 'walk(
if type == "object" then
with_entries(select(.value != null))
elif type == "array" then
map(select(. != null))
else
.
end)' ${resourcesYaml} >$out
''

6
lib/helm/default.nix
View file

@ -1,4 +1,4 @@
{pkgs}: {
chart2json = pkgs.callPackage ./chart2json.nix {};
fetch = pkgs.callPackage ./fetchhelm.nix {};
{ pkgs }: {
chart2json = pkgs.callPackage ./chart2json.nix { };
fetch = pkgs.callPackage ./fetchhelm.nix { };
}

124
lib/helm/fetchhelm.nix
View file

@ -1,80 +1,48 @@
{
stdenvNoCC,
lib,
kubernetes-helm,
cacert,
}: let
cleanName = lib.replaceStrings ["/"] ["-"];
{ stdenvNoCC, lib, kubernetes-helm, cacert }:
let
cleanName = lib.replaceStrings [ "/" ] [ "-" ];
in
{
# name of the chart
chart,
# chart url to fetch from custom location
chartUrl ? null,
# version of the chart
version ? null,
# chart hash
sha256,
# whether to extract chart
untar ? true,
# use custom charts repo
repo ? null,
# pass --verify to helm chart
verify ? false,
# pass --devel to helm chart
devel ? false,
}:
stdenvNoCC.mkDerivation {
name = "${cleanName chart}-${
if version == null
then "dev"
else version
}";
{
# name of the chart
chart
, # chart url to fetch from custom location
chartUrl ? null
, # version of the chart
version ? null
, # chart hash
sha256
, # whether to extract chart
untar ? true
, # use custom charts repo
repo ? null
, # pass --verify to helm chart
verify ? false
, # pass --devel to helm chart
devel ? false
,
}:
stdenvNoCC.mkDerivation {
name = "${cleanName chart}-${ if version == null then "dev" else version }";
buildCommand = ''
export HOME="$PWD"
echo "adding helm repo"
${
if repo == null
then ""
else "helm repo add repository ${repo}"
}
echo "fetching helm chart"
helm fetch -d ./chart \
${
if untar
then "--untar"
else ""
} \
${
if version == null
then ""
else "--version ${version}"
} \
${
if devel
then "--devel"
else ""
} \
${
if verify
then "--verify"
else ""
} \
${
if chartUrl == null
then
(
if repo == null
then chart
else "repository/${chart}"
)
else chartUrl
}
cp -r chart/*/ $out
'';
outputHashMode = "recursive";
outputHashAlgo = "sha256";
outputHash = sha256;
nativeBuildInputs = [kubernetes-helm cacert];
}
buildCommand = ''
export HOME="$PWD"
echo "adding helm repo"
${ if repo == null then "" else "helm repo add repository ${repo}" }
echo "fetching helm chart"
helm fetch -d ./chart \
${ if untar then "--untar" else ""} \
${ if version == null then "" else "--version ${version}" } \
${ if devel then "--devel" else "" } \
${ if verify then "--verify" else "" } \
${ if chartUrl == null then (
if repo == null
then chart
else "repository/${chart}"
) else chartUrl}
cp -r chart/*/ $out
'';
outputHashMode = "recursive";
outputHashAlgo = "sha256";
outputHash = sha256;
nativeBuildInputs = [ kubernetes-helm cacert ];
}

10
lib/helm/test.nix
View file

@ -1,7 +1,9 @@
{pkgs ? import <nixpkgs> {}}: let
fetchhelm = pkgs.callPackage ./fetchhelm.nix {};
chart2json = pkgs.callPackage ./chart2json.nix {};
in rec {
{ pkgs ? import <nixpkgs> { } }:
let
fetchhelm = pkgs.callPackage ./fetchhelm.nix { };
chart2json = pkgs.callPackage ./chart2json.nix { };
in
rec {
postgresql-chart = fetchhelm {
chart = "stable/postgresql";
version = "0.18.1";