color() { YW=$(echo "\033[33m") BL=$(echo "\033[36m") RD=$(echo "\033[01;31m") BGN=$(echo "\033[4;92m") GN=$(echo "\033[1;92m") DGN=$(echo "\033[32m") CL=$(echo "\033[m") RETRY_NUM=10 RETRY_EVERY=3 i=$RETRY_NUM CM="${GN}✓${CL}" CROSS="${RD}✗${CL}" BFR="\\r\\033[K" HOLD="-" } verb_ip6() { if [ "$VERBOSE" = "yes" ]; then set -x STD="" else STD="silent"; fi silent() { "$@" >/dev/null 2>&1; } if [ "$DISABLEIPV6" == "yes" ]; then echo "net.ipv6.conf.all.disable_ipv6 = 1" >>/etc/sysctl.conf $STD sysctl -p fi } catch_errors() { set -Eeuo pipefail trap 'error_handler $LINENO "$BASH_COMMAND"' ERR } error_handler() { local exit_code="$?" local line_number="$1" local command="$2" local error_message="${RD}[ERROR]${CL} in line ${RD}$line_number${CL}: exit code ${RD}$exit_code${CL}: while executing command ${YW}$command${CL}" echo -e "\n$error_message\n" } msg_info() { local msg="$1" echo -ne " ${HOLD} ${YW}${msg}..." } msg_ok() { local msg="$1" echo -e "${BFR} ${CM} ${GN}${msg}${CL}" } msg_error() { local msg="$1" echo -e "${BFR} ${CROSS} ${RD}${msg}${CL}" } setting_up_container() { msg_info "Setting up Container OS" while [ $i -gt 0 ]; do if [ "$(ip addr show | grep 'inet ' | grep -v '127.0.0.1' | awk '{print $2}' | cut -d'/' -f1)" != "" ]; then break fi echo 1>&2 -en "${CROSS}${RD} No Network! " sleep $RETRY_EVERY i=$((i - 1)) done if [ "$(ip addr show | grep 'inet ' | grep -v '127.0.0.1' | awk '{print $2}' | cut -d'/' -f1)" = "" ]; then echo 1>&2 -e "\n${CROSS}${RD} No Network After $RETRY_NUM Tries${CL}" echo -e " 🖧 Check Network Settings" exit 1 fi cat </etc/apk/repositories https://dl-cdn.alpinelinux.org/alpine/edge/main https://dl-cdn.alpinelinux.org/alpine/edge/community https://dl-cdn.alpinelinux.org/alpine/edge/testing EOF msg_ok "Set up Container OS" msg_ok "Network Connected: ${BL}$(ip addr show | grep 'inet ' | awk '{print $2}' | cut -d'/' -f1 | tail -n1)${CL}" } network_check() { set +e trap - ERR if ping -c 1 -W 1 1.1.1.1 &>/dev/null; then msg_ok "Internet Connected"; else msg_error "Internet NOT Connected" read -r -p "Would you like to continue anyway? " prompt if echo "$prompt" | grep -Eq "^(y|yes)$"; then echo -e " ⚠️ ${RD}Expect Issues Without Internet${CL}" else echo -e " 🖧 Check Network Settings" exit 1 fi fi RESOLVEDIP=$(getent hosts github.com | awk '{ print $1 }') if [[ -z "$RESOLVEDIP" ]]; then msg_error "DNS Lookup Failure"; else msg_ok "DNS Resolved github.com to ${BL}$RESOLVEDIP${CL}"; fi set -e trap 'error_handler $LINENO "$BASH_COMMAND"' ERR } update_os() { msg_info "Updating Container OS" $STD apk update $STD apk upgrade msg_ok "Updated Container OS" } motd_ssh() { echo "export TERM='xterm-256color'" >>/root/.bashrc echo -e "$APPLICATION LXC provided by https://tteck.github.io/Proxmox/\n" >/etc/motd if [[ "${SSH_ROOT}" == "yes" ]]; then $STD rc-update add sshd $STD /etc/init.d/sshd start fi }