King-of-the-all-Cookies/docker-compose-emby
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pre-flight check for Docker before installing service

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Sam Gleske
2018-09-09 12:40:18 -07:00
parent e77bc8de25
commit 980afb2dd9
1 changed files with 4 additions and 1 deletions
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5
install-emby-service.sh
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@@ -44,6 +44,7 @@ function sha256sum() {
# #
# pre-flight checks before modifying the system # pre-flight checks before modifying the system
# just adding an extra layer of safety / quality
[ "${USER:-$(whoami)}" = root ] || [ "${USER:-$(whoami)}" = root ] ||
die 'ERROR: must be run as root to install the systemd service.' die 'ERROR: must be run as root to install the systemd service.'
[ -d /lib/systemd ] && type -P systemctl > /dev/null || [ -d /lib/systemd ] && type -P systemctl > /dev/null ||
@@ -52,12 +53,14 @@ type -P envsubst > /dev/null ||
die 'ERROR: missing gettext package. "yum install gettext" or "apt install gettext"' die 'ERROR: missing gettext package. "yum install gettext" or "apt install gettext"'
[ -r emby.service ] || [ -r emby.service ] ||
die 'ERROR: no emby.service found. Are you in the right working directory?' die 'ERROR: no emby.service found. Are you in the right working directory?'
type -P docker > /dev/null && type -P docker-compose > /dev/null ||
die 'ERROR: Missing Docker or docker-compose. This is required to run the service.'
# Try to install the service. # Try to install the service.
if [ -f "${DESTINATION}" ] && sha256sum -c - <<< "$(checksum) ${DESTINATION}"; then if [ -f "${DESTINATION}" ] && sha256sum -c - <<< "$(checksum) ${DESTINATION}"; then
msg 'SKIPPED: emby.service is already installed.' msg 'SKIPPED: emby.service is already installed.'
else else
msg 'Installing systemd service.' msg 'Installing systemd emby.service.'
envsubst < emby.service > "${DESTINATION}" envsubst < emby.service > "${DESTINATION}"
systemctl daemon-reload systemctl daemon-reload
fi fi