ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/external/subpack/net/acme/files/run.sh b/external/subpack/net/acme/files/run.sh
new file mode 100644
index 0000000..c660cda
--- /dev/null
+++ b/external/subpack/net/acme/files/run.sh
@@ -0,0 +1,392 @@
+#!/bin/sh
+# Wrapper for acme.sh to work on openwrt.
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation; either version 3 of the License, or (at your option) any later
+# version.
+#
+# Author: Toke Høiland-Jørgensen <toke@toke.dk>
+
+CHECK_CRON=$1
+ACME=/usr/lib/acme/acme.sh
+export CURL_CA_BUNDLE=/etc/ssl/certs/ca-certificates.crt
+export NO_TIMESTAMP=1
+
+UHTTPD_LISTEN_HTTP=
+STATE_DIR='/etc/acme'
+ACCOUNT_EMAIL=
+DEBUG=0
+NGINX_WEBSERVER=0
+UPDATE_NGINX=0
+UPDATE_UHTTPD=0
+USER_CLEANUP=
+
+. /lib/functions.sh
+
+check_cron()
+{
+ [ -f "/etc/crontabs/root" ] && grep -q '/etc/init.d/acme' /etc/crontabs/root && return
+ echo "0 0 * * * /etc/init.d/acme start" >> /etc/crontabs/root
+ /etc/init.d/cron start
+}
+
+log()
+{
+ logger -t acme -s -p daemon.info -- "$@"
+}
+
+err()
+{
+ logger -t acme -s -p daemon.err -- "$@"
+}
+
+debug()
+{
+ [ "$DEBUG" -eq "1" ] && logger -t acme -s -p daemon.debug -- "$@"
+}
+
+get_listeners() {
+ local proto rq sq listen remote state program
+ netstat -nptl 2>/dev/null | while read proto rq sq listen remote state program; do
+ case "$proto#$listen#$program" in
+ tcp#*:80#[0-9]*/*) echo -n "${program%% *} " ;;
+ esac
+ done
+}
+
+run_acme()
+{
+ debug "Running acme.sh as '$ACME $@'"
+ $ACME "$@"
+}
+
+pre_checks()
+{
+ main_domain="$1"
+
+ log "Running pre checks for $main_domain."
+
+ listeners="$(get_listeners)"
+
+ debug "port80 listens: $listeners"
+
+ for listener in $(get_listeners); do
+ pid="${listener%/*}"
+ cmd="${listener#*/}"
+
+ case "$cmd" in
+ uhttpd)
+ if [ -n "$UHTTPD_LISTEN_HTTP" ]; then
+ debug "Already handled uhttpd; skipping"
+ continue
+ fi
+
+ debug "Found uhttpd listening on port 80; trying to disable."
+
+ UHTTPD_LISTEN_HTTP=$(uci get uhttpd.main.listen_http)
+
+ if [ -z "$UHTTPD_LISTEN_HTTP" ]; then
+ err "$main_domain: Unable to find uhttpd listen config."
+ err "Manually disable uhttpd or set webroot to continue."
+ return 1
+ fi
+
+ uci set uhttpd.main.listen_http=''
+ uci commit uhttpd || return 1
+ if ! /etc/init.d/uhttpd reload ; then
+ uci set uhttpd.main.listen_http="$UHTTPD_LISTEN_HTTP"
+ uci commit uhttpd
+ return 1
+ fi
+ ;;
+ nginx*)
+ if [ "$NGINX_WEBSERVER" -eq "1" ]; then
+ debug "Already handled nginx; skipping"
+ continue
+ fi
+
+ debug "Found nginx listening on port 80; trying to disable."
+ NGINX_WEBSERVER=1
+ local tries=0
+ while grep -sq "$cmd" "/proc/$pid/cmdline" && kill -0 "$pid"; do
+ /etc/init.d/nginx stop
+ if [ $tries -gt 10 ]; then
+ debug "Can't stop nginx. Terminating script."
+ return 1
+ fi
+ debug "Waiting for nginx to stop..."
+ tries=$((tries + 1))
+ sleep 1
+ done
+ ;;
+ "")
+ debug "Nothing listening on port 80."
+ ;;
+ *)
+ err "$main_domain: Cannot run in standalone mode; another daemon is listening on port 80."
+ err "Disable other daemon or set webroot to continue."
+ return 1
+ ;;
+ esac
+ done
+
+ iptables -I input_rule -p tcp --dport 80 -j ACCEPT -m comment --comment "ACME" || return 1
+ ip6tables -I input_rule -p tcp --dport 80 -j ACCEPT -m comment --comment "ACME" || return 1
+ debug "v4 input_rule: $(iptables -nvL input_rule)"
+ debug "v6 input_rule: $(ip6tables -nvL input_rule)"
+ return 0
+}
+
+post_checks()
+{
+ log "Running post checks (cleanup)."
+ # The comment ensures we only touch our own rules. If no rules exist, that
+ # is fine, so hide any errors
+ iptables -D input_rule -p tcp --dport 80 -j ACCEPT -m comment --comment "ACME" 2>/dev/null
+ ip6tables -D input_rule -p tcp --dport 80 -j ACCEPT -m comment --comment "ACME" 2>/dev/null
+
+ if [ -e /etc/init.d/uhttpd ] && ( [ -n "$UHTTPD_LISTEN_HTTP" ] || [ "$UPDATE_UHTTPD" -eq 1 ] ); then
+ if [ -n "$UHTTPD_LISTEN_HTTP" ]; then
+ uci set uhttpd.main.listen_http="$UHTTPD_LISTEN_HTTP"
+ UHTTPD_LISTEN_HTTP=
+ fi
+ uci commit uhttpd
+ /etc/init.d/uhttpd restart
+ fi
+
+ if [ -e /etc/init.d/nginx ] && ( [ "$NGINX_WEBSERVER" -eq 1 ] || [ "$UPDATE_NGINX" -eq 1 ] ); then
+ NGINX_WEBSERVER=0
+ /etc/init.d/nginx restart
+ fi
+
+ if [ -n "$USER_CLEANUP" ] && [ -f "$USER_CLEANUP" ]; then
+ log "Running user-provided cleanup script from $USER_CLEANUP."
+ "$USER_CLEANUP" || return 1
+ fi
+}
+
+err_out()
+{
+ post_checks
+ exit 1
+}
+
+int_out()
+{
+ post_checks
+ trap - INT
+ kill -INT $$
+}
+
+is_staging()
+{
+ local main_domain
+ local domain_dir
+ main_domain="$1"
+ domain_dir="$2"
+
+ grep -q "acme-staging" "${domain_dir}/${main_domain}.conf"
+ return $?
+}
+
+issue_cert()
+{
+ local section="$1"
+ local acme_args=
+ local enabled
+ local use_staging
+ local update_uhttpd
+ local update_nginx
+ local keylength
+ local keylength_ecc=0
+ local domains
+ local main_domain
+ local moved_staging=0
+ local failed_dir
+ local webroot
+ local dns
+ local user_setup
+ local user_cleanup
+ local ret
+ local domain_dir
+ local acme_server
+ local days
+
+ config_get_bool enabled "$section" enabled 0
+ config_get_bool use_staging "$section" use_staging
+ config_get_bool update_uhttpd "$section" update_uhttpd
+ config_get_bool update_nginx "$section" update_nginx
+ config_get calias "$section" calias
+ config_get dalias "$section" dalias
+ config_get domains "$section" domains
+ config_get keylength "$section" keylength
+ config_get webroot "$section" webroot
+ config_get dns "$section" dns
+ config_get user_setup "$section" user_setup
+ config_get user_cleanup "$section" user_cleanup
+ config_get acme_server "$section" acme_server
+ config_get days "$section" days
+
+ UPDATE_NGINX=$update_nginx
+ UPDATE_UHTTPD=$update_uhttpd
+ USER_CLEANUP=$user_cleanup
+
+ [ "$enabled" -eq "1" ] || return
+
+ [ "$DEBUG" -eq "1" ] && acme_args="$acme_args --debug"
+
+ set -- $domains
+ main_domain=$1
+
+ if [ -n "$user_setup" ] && [ -f "$user_setup" ]; then
+ log "Running user-provided setup script from $user_setup."
+ "$user_setup" "$main_domain" || return 1
+ else
+ [ -n "$webroot" ] || [ -n "$dns" ] || pre_checks "$main_domain" || return 1
+ fi
+
+ if echo $keylength | grep -q "^ec-"; then
+ domain_dir="$STATE_DIR/${main_domain}_ecc"
+ keylength_ecc=1
+ else
+ domain_dir="$STATE_DIR/${main_domain}"
+ fi
+
+ log "Running ACME for $main_domain"
+
+ handle_credentials() {
+ local credential="$1"
+ eval export $credential
+ }
+ config_list_foreach "$section" credentials handle_credentials
+
+ if [ -e "$domain_dir" ]; then
+ if [ "$use_staging" -eq "0" ] && is_staging "$main_domain" "$domain_dir"; then
+ log "Found previous cert issued using staging server. Moving it out of the way."
+ mv "$domain_dir" "${domain_dir}.staging"
+ moved_staging=1
+ else
+ log "Found previous cert config. Issuing renew."
+ [ "$keylength_ecc" -eq "1" ] && acme_args="$acme_args --ecc"
+ run_acme --home "$STATE_DIR" --renew -d "$main_domain" $acme_args && ret=0 || ret=1
+ post_checks
+ return $ret
+ fi
+ fi
+
+
+ acme_args="$acme_args $(for d in $domains; do echo -n "-d $d "; done)"
+ acme_args="$acme_args --keylength $keylength"
+ [ -n "$ACCOUNT_EMAIL" ] && acme_args="$acme_args --accountemail $ACCOUNT_EMAIL"
+
+ if [ -n "$acme_server" ]; then
+ log "Using custom ACME server URL"
+ acme_args="$acme_args --server $acme_server"
+ else
+ # default to letsencrypt because the upstream default may change
+ if [ "$use_staging" -eq "1" ]; then
+ acme_args="$acme_args --server letsencrypt_test"
+ else
+ acme_args="$acme_args --server letsencrypt"
+ fi
+ fi
+
+ if [ -n "$days" ]; then
+ log "Renewing after $days days"
+ acme_args="$acme_args --days $days"
+ fi
+
+ if [ -n "$dns" ]; then
+ log "Using dns mode"
+ acme_args="$acme_args --dns $dns"
+ if [ -n "$dalias" ]; then
+ log "Using domain alias for dns mode"
+ acme_args="$acme_args --domain-alias $dalias"
+ if [ -n "$calias" ]; then
+ err "Both domain and challenge aliases are defined. Ignoring the challenge alias."
+ fi
+ elif [ -n "$calias" ]; then
+ log "Using challenge alias for dns mode"
+ acme_args="$acme_args --challenge-alias $calias"
+ fi
+ elif [ -z "$webroot" ]; then
+ log "Using standalone mode"
+ acme_args="$acme_args --standalone --listen-v6"
+ else
+ if [ ! -d "$webroot" ]; then
+ err "$main_domain: Webroot dir '$webroot' does not exist!"
+ post_checks
+ return 1
+ fi
+ log "Using webroot dir: $webroot"
+ acme_args="$acme_args --webroot $webroot"
+ fi
+
+ if ! run_acme --home "$STATE_DIR" --issue $acme_args; then
+ failed_dir="${domain_dir}.failed-$(date +%s)"
+ err "Issuing cert for $main_domain failed. Moving state to $failed_dir"
+ [ -d "$domain_dir" ] && mv "$domain_dir" "$failed_dir"
+ if [ "$moved_staging" -eq "1" ]; then
+ err "Restoring staging certificate"
+ mv "${domain_dir}.staging" "${domain_dir}"
+ fi
+ post_checks
+ return 1
+ fi
+
+ if [ -e /etc/init.d/uhttpd ] && [ "$update_uhttpd" -eq "1" ]; then
+ uci set uhttpd.main.key="${domain_dir}/${main_domain}.key"
+ uci set uhttpd.main.cert="${domain_dir}/fullchain.cer"
+ # commit and reload is in post_checks
+ fi
+
+ local nginx_updated
+ nginx_updated=0
+ if command -v nginx-util 2>/dev/null && [ "$update_nginx" -eq "1" ]; then
+ nginx_updated=1
+ for domain in $domains; do
+ nginx-util add_ssl "${domain}" acme "${domain_dir}/fullchain.cer" \
+ "${domain_dir}/${main_domain}.key" || nginx_updated=0
+ done
+ # reload is in post_checks
+ fi
+
+ if [ "$nginx_updated" -eq "0" ] && [ -w /etc/nginx/nginx.conf ] && [ "$update_nginx" -eq "1" ]; then
+ sed -i "s#ssl_certificate\ .*#ssl_certificate ${domain_dir}/fullchain.cer;#g" /etc/nginx/nginx.conf
+ sed -i "s#ssl_certificate_key\ .*#ssl_certificate_key ${domain_dir}/${main_domain}.key;#g" /etc/nginx/nginx.conf
+ # commit and reload is in post_checks
+ fi
+
+ post_checks
+}
+
+load_vars()
+{
+ local section="$1"
+
+ STATE_DIR=$(config_get "$section" state_dir)
+ ACCOUNT_EMAIL=$(config_get "$section" account_email)
+ DEBUG=$(config_get "$section" debug)
+}
+
+check_cron
+[ -n "$CHECK_CRON" ] && exit 0
+[ -e "/var/run/acme_boot" ] && rm -f "/var/run/acme_boot" && exit 0
+
+config_load acme
+config_foreach load_vars acme
+
+if [ -z "$STATE_DIR" ] || [ -z "$ACCOUNT_EMAIL" ]; then
+ err "state_dir and account_email must be set"
+ exit 1
+fi
+
+[ -d "$STATE_DIR" ] || mkdir -p "$STATE_DIR"
+
+trap err_out HUP TERM
+trap int_out INT
+
+config_foreach issue_cert cert
+
+exit 0