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fix: Refactor preinstall script to use useradd if adduser is not available (#2858) 

Fixes #2800 preventing installation on Alpine.
This commit is contained in:
Kyle Carberry 2022-07-08 16:09:19 -05:00 committed by GitHub
parent 52fa1f2464
commit 411caa20df
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1 changed files with 13 additions and 8 deletions
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21
preinstall.sh
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@ -3,8 +3,12 @@ set -eu
USER="coder"
# Add a Coder user to run as in systemd.
if ! id -u $USER >/dev/null 2>&1; then
if id -u $USER >/dev/null 2>&1; then
# If the coder user already exists, we don't need to add it.
exit 0
fi
if command -V useradd >/dev/null 2>&1; then
useradd \
--create-home \
--system \
@ -12,13 +16,14 @@ if ! id -u $USER >/dev/null 2>&1; then
--shell /bin/false \
$USER
# Add the Coder user to the Docker group.
# Coder is frequently used with Docker, so
# this prevents failures when building.
#
# It's fine if this fails!
usermod \
--append \
--groups docker \
$USER 2>/dev/null || true
$USER >/dev/null 2>&1 || true
elif command -V adduser >/dev/null 2>&1; then
# On alpine distributions useradd does not exist.
# This is a backup!
addgroup -S $USER
adduser -G coder -S coder
adduser coder docker >/dev/null 2>&1 || true
fi