From 31dd2ee85673420a7064cda6c1251f9ed8dd009c Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Thu, 14 Feb 2019 10:47:07 +0000
Subject: [PATCH 1/2] brew.sh: allow Docker to run as root.

---
 Library/Homebrew/brew.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Library/Homebrew/brew.sh b/Library/Homebrew/brew.sh
index c24f47fcaf..c7c42a6c4d 100644
--- a/Library/Homebrew/brew.sh
+++ b/Library/Homebrew/brew.sh
@@ -350,6 +350,9 @@ fi
 check-run-command-as-root() {
   [[ "$(id -u)" = 0 ]] || return
 
+  # Allow Docker to do everything as root (as it's normal there)
+  [[ -f /proc/1/cgroup ]] && grep docker -q /proc/1/cgroup && return
+
   # Homebrew Services may need `sudo` for system-wide daemons.
   [[ "$HOMEBREW_COMMAND" = "services" ]] && return
 

From 019d97b4c8011d19e66197474bb4e68340b801dd Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Fri, 15 Feb 2019 10:05:10 +0000
Subject: [PATCH 2/2] Dockerfile: remove `USER linuxbrew`.

This defaults to `root` but we still want to keep a Linuxbrew user on
the system.
---
 Dockerfile | 1 -
 1 file changed, 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 9c7e1dfda5..bf7e85ee2a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,7 +32,6 @@ RUN cd /home/linuxbrew/.linuxbrew \
 	&& cd /home/linuxbrew/.linuxbrew/Homebrew \
 	&& git remote set-url origin https://github.com/Homebrew/brew
 
-USER linuxbrew
 WORKDIR /home/linuxbrew
 ENV PATH=/home/linuxbrew/.linuxbrew/bin:/home/linuxbrew/.linuxbrew/sbin:$PATH \
 	SHELL=/bin/bash \