cbtemulator: init at 1.22.0

This packages cbtemulator, an in-memory emulator for Google Bigtable.

I added a small smoketest, setting up tables, inserting a value, and
asserting we get it back.
This commit is contained in:
Florian Klink 2024-03-22 14:39:07 +02:00
parent a98cfd17a8
commit fcab9c5556

View file

@ -0,0 +1,67 @@
{ lib
, stdenv
, buildGoModule
, fetchFromGitHub
, runCommand
, cbtemulator
, google-cloud-bigtable-tool
}:
buildGoModule rec {
pname = "cbtemulator";
version = "1.22.0";
# There's a go.{mod,sum} in the root and in the "bigtable" subdir.
# We only ever use things in that subdir.
src = (fetchFromGitHub {
owner = "googleapis";
repo = "google-cloud-go";
rev = "bigtable/v${version}";
hash = "sha256-eOi4QFthnmZb5ry/5L7wzr4Fy1pF/H07BzxOnXtmSu4=";
}) + "/bigtable";
vendorHash = "sha256-7M7YZfl0usjN9hLGozqJV2bGh+M1ec4PZRGYUhEckpY=";
subPackages = [ "cmd/emulator" ];
postInstall = ''
mv $out/bin/emulator $out/bin/cbtemulator
'';
passthru = {
# Sets up a table and family, then inserts, and ensures it gets back the value.
tests.smoketest = runCommand "cbtemulator-smoketest"
{
nativeBuildInputs = [ google-cloud-bigtable-tool ];
} ''
# Start the emulator
${lib.getExe cbtemulator} &
EMULATOR_PID=$!
cleanup() {
kill $EMULATOR_PID
}
trap cleanup EXIT
export BIGTABLE_EMULATOR_HOST=localhost:9000
cbt -instance instance-1 -project project-1 createtable table-1
cbt -instance instance-1 -project project-1 createfamily table-1 cf1
cbt -instance instance-1 -project project-1 ls table-1
cbt -instance instance-1 -project project-1 set table-1 key1 cf1:c1=value1
cbt -instance instance-1 -project project-1 read table-1 | grep -q value1
touch $out;
'';
};
meta = with lib; {
description = "In-memory Google Cloud Bigtable server";
homepage = "https://github.com/googleapis/google-cloud-go/blob/bigtable/v1.22.0/bigtable/cmd/emulator/cbtemulator.go";
license = licenses.asl20;
maintainers = [ maintainers.flokli ];
mainProgram = "cbtemulator";
platforms = platforms.all;
};
}