From ad3b8e0c6bf76a9e6f8a8e86c1e5aabc3e2d5563 Mon Sep 17 00:00:00 2001
From: Tiago Silva <tiago.silva@goteleport.com>
Date: Fri, 5 May 2023 19:47:55 +0100
Subject: [PATCH] Add docker cli to buildbox

As part of restoring Kubernetes integration tests, we need to have
docker cli on our build box image in order to spawn a KinD (Kubernetes
in Docker) cluster.

Part of #25539
---
 build.assets/Dockerfile     | 11 ++++++-
 build.assets/gpg/docker.gpg | 62 +++++++++++++++++++++++++++++++++++++
 2 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 build.assets/gpg/docker.gpg

diff --git a/build.assets/Dockerfile b/build.assets/Dockerfile
index 805c3b0c28ffd..41ddea8e7257c 100644
--- a/build.assets/Dockerfile
+++ b/build.assets/Dockerfile
@@ -100,7 +100,7 @@ FROM ubuntu:18.04 AS buildbox
 
 COPY locale.gen /etc/locale.gen
 COPY profile /etc/profile
-
+COPY gpg/docker.gpg .
 ENV LANGUAGE="en_US.UTF-8" \
     LANG="en_US.UTF-8" \
     LC_ALL="en_US.UTF-8" \
@@ -159,6 +159,15 @@ RUN apt-get -y update && \
         xauth \
         libpcsclite-dev \
         && \
+    install -m 0755 -d /etc/apt/keyrings && \
+    gpg --dearmor -o /etc/apt/keyrings/docker.gpg docker.gpg && \
+    chmod a+r /etc/apt/keyrings/docker.gpg && \
+    echo \
+    "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
+    "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
+    tee /etc/apt/sources.list.d/docker.list > /dev/null && \
+    apt-get update && \
+    apt-get install -y docker-ce-cli && \
     pip3 --no-cache-dir install yamllint && \
     dpkg-reconfigure locales && \
     apt-get -y clean && \
diff --git a/build.assets/gpg/docker.gpg b/build.assets/gpg/docker.gpg
new file mode 100644
index 0000000000000..ee7872e5d03a1
--- /dev/null
+++ b/build.assets/gpg/docker.gpg
@@ -0,0 +1,62 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
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