From 09686f121dad3e2d7fe2dec87fb7d6fa7a5ab8d7 Mon Sep 17 00:00:00 2001
From: iwilltry42 <iwilltry42@gmail.com>
Date: Fri, 29 Oct 2021 14:40:54 +0200
Subject: [PATCH] add test script for connecting to remote docker servers

---
 go.mod                            |  3 +-
 tests/local_test_remote_docker.sh | 51 +++++++++++++++++++++++++++++++
 2 files changed, 53 insertions(+), 1 deletion(-)
 create mode 100755 tests/local_test_remote_docker.sh

diff --git a/go.mod b/go.mod
index 4c39ab15..889ef85c 100644
--- a/go.mod
+++ b/go.mod
@@ -41,6 +41,8 @@ require (
 	sigs.k8s.io/yaml v1.2.0
 )
 
+require github.com/spf13/pflag v1.0.5
+
 require (
 	github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
@@ -78,7 +80,6 @@ require (
 	github.com/spf13/afero v1.6.0 // indirect
 	github.com/spf13/cast v1.3.1 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/subosito/gotenv v1.2.0 // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	go.opencensus.io v0.23.0 // indirect
diff --git a/tests/local_test_remote_docker.sh b/tests/local_test_remote_docker.sh
new file mode 100755
index 00000000..822643cb
--- /dev/null
+++ b/tests/local_test_remote_docker.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+
+CURR_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+[ -d "$CURR_DIR" ] || { echo "FATAL: no current dir (maybe running in zsh?)";  exit 1; }
+
+# shellcheck source=./common.sh
+source "$CURR_DIR/common.sh"
+
+export CURRENT_STAGE="local | remote_docker"
+
+
+info "Starting dind with TLS (sleeping for 10s to give it time to get ready)"
+docker run -d -p 3376:2376 -e DOCKER_TLS_CERTDIR=/certs -v /tmp/dockercerts:/certs --privileged --rm --name k3dlocaltestdindsec docker:20.10-dind
+sleep 10
+
+info "Setting Docker Context"
+docker context create k3dlocaltestdindsec --description "dind local secure" --docker "host=tcp://127.0.0.1:3376,ca=/tmp/dockercerts/client/ca.pem,cert=/tmp/dockercerts/client/cert.pem,key=/tmp/dockercerts/client/key.pem"
+docker context use k3dlocaltestdindsec
+docker context list
+
+info "Running k3d"
+k3d cluster create test1
+k3d cluster list
+
+info "Switching to default context"
+docker context list
+docker ps
+docker context use default
+docker ps
+
+info "Checking DOCKER_TLS env var based setting"
+export DOCKER_HOST=tcp://127.0.0.1:3376
+export DOCKER_TLS_VERIFY=1
+export DOCKER_CERT_PATH=/tmp/dockercerts/client
+
+docker context list
+docker ps
+k3d cluster create test2
+k3d cluster list
+docker ps
+
+info "Cleaning up"
+unset DOCKER_HOST
+unset DOCKER_TLS_VERIFY
+unset DOCKER_CERT_PATH
+k3d cluster rm -a
+docker context use default
+docker rm -f k3dlocaltestdindsec
+docker context rm k3dlocaltestdindsec
+
+info ">>> DONE <<<"