bridgehead/lib/prerequisites.sh

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#!/bin/bash
source lib/functions.sh
detectCompose
if ! id "bridgehead" &>/dev/null; then
log ERROR "User bridgehead does not exist. Please run bridgehead install $PROJECT"
exit 1
fi
checkOwner /srv/docker/bridgehead bridgehead || exit 1
checkOwner /etc/bridgehead bridgehead || exit 1
## Check if user is a su
log INFO "Checking if all prerequisites are met ..."
prerequisites="git docker curl"
for prerequisite in $prerequisites; do
$prerequisite --version 2>&1
is_available=$?
if [ $is_available -gt 0 ]; then
fail_and_report 79 "Prerequisite not fulfilled - $prerequisite is not available!"
fi
# TODO: Check for specific version
done
log INFO "Checking if sudo is installed ..."
if [ ! -d /etc/sudoers.d ]; then
fail_and_report 1 "/etc/sudoers.d does not exist. Please install sudo package."
fi
log INFO "Checking configuration ..."
## Download submodule
if [ ! -d "/etc/bridgehead/" ]; then
fail_and_report 1 "Please set up the config folder at /etc/bridgehead. Instruction are in the readme."
fi
# TODO: Check all required variables here in a generic loop
#check if project env is present
if [ -d "/etc/bridgehead/${PROJECT}.conf" ]; then
fail_and_report 1 "Project config not found. Please copy the template from ${PROJECT} and put it under /etc/bridgehead-config/${PROJECT}.conf."
fi
# TODO: Make sure you're in the right directory, or, even better, be independent from the working directory.
log INFO "Checking ssl cert for accessing bridgehead via https"
if [ ! -d "/etc/bridgehead/traefik-tls" ]; then
log WARN "TLS certs for accessing bridgehead via https missing, we'll now create a self-signed one. Please consider getting an officially signed one (e.g. via Let's Encrypt ...) and put into /etc/bridgehead/traefik-tls"
mkdir -p /etc/bridgehead/traefik-tls
fi
if [ ! -e "/etc/bridgehead/traefik-tls/fullchain.pem" ]; then
openssl req -x509 -newkey rsa:4096 -nodes -keyout /etc/bridgehead/traefik-tls/privkey.pem -out /etc/bridgehead/traefik-tls/fullchain.pem -days 3650 -subj "/CN=$HOST"
fi
if [ -e /etc/bridgehead/vault.conf ]; then
if [ "$(stat -c "%a %U" /etc/bridgehead/vault.conf)" != "600 bridgehead" ]; then
fail_and_report 1 "/etc/bridgehead/vault.conf has wrong owner/permissions. To correct this issue, run chmod 600 /etc/bridgehead/vault.conf && chown bridgehead /etc/bridgehead/vault.conf."
fi
fi
log INFO "Checking network access ($BROKER_URL_FOR_PREREQ) ..."
source /etc/bridgehead/${PROJECT}.conf
source ${PROJECT}/vars
checkPrivKey() {
if [ -e /etc/bridgehead/pki/${SITE_ID}.priv.pem ]; then
log INFO "Success - private key found."
else
log ERROR "Unable to find private key at /etc/bridgehead/pki/${SITE_ID}.priv.pem. To fix, please run\n bridgehead enroll ${PROJECT}\nand follow the instructions."
return 1
fi
return 0
}
if [[ "$@" =~ "noprivkey" || "${PROJECT}" != "minimal" ]]; then
log INFO "Skipping check for private key for now."
else
checkPrivKey || exit 1
fi
log INFO "Success - all prerequisites are met!"
hc_send log "Success - all prerequisites are met!"
exit 0