Backup old certificates before overwriting. Add userid export parameter.
And generate error if nothing to do at remote server.
This commit is contained in:
David Kerr
parent
989651c23b
commit
7d75ad4c56
@ -1,22 +1,26 @@
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#!/usr/bin/env sh
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#Here is a script to deploy certificates to remote server by ssh
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#This file name is "sshdeploy.sh"
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#So, here must be a method sshdeploy_deploy()
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#Which will be called by acme.sh to deploy the cert
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#returns 0 means success, otherwise error.
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# Script to deploy certificates to remote server by SSH
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# Note that SSH must be able to login to remote host without a password...
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# SSH Keys must have been exchanged with the remote host. Validate and
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# test that you can login to USER@URL from the host running acme.sh before
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# using this script.
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#
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# The following variables exported from environment will be used.
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# If not set then values previously saved in domain.conf file are used.
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#
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# export ACME_DEPLOY_SSH_URL="admin@qnap"
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# export ACME_DEPLOY_SSH_SERVICE_STOP="/etc/init.d/stunnel.sh stop"
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# Only a username is required. All others are optional.
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#
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# The following examples are for QNAP NAS running QTS 4.2
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# export ACME_DEPLOY_SSH_USER="admin"
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# export ACME_DEPLOY_SSH_URL="qnap"
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# export ACME_DEPLOY_SSH_SERVICE_STOP=""
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# export ACME_DEPLOY_SSH_KEYFILE="/etc/stunnel/stunnel.pem"
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# export ACME_DEPLOY_SSH_CERTFILE="/etc/stunnel/stunnel.pem"
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# export ACME_DEPLOY_SSH_CAFILE="/etc/stunnel/uca.pem"
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# export ACME_DEPLOY_SSH_FULLCHAIN=""
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# export ACME_DEPLOY_SSH_REMOTE_CMD="/etc/init.d/stunnel.sh restart"
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# export ACME_DEPLOY_SSH_SERVICE_START="/etc/init.d/stunnel.sh stop"
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# export ACME_DEPLOY_SSH_SERVICE_START=""
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. "$DOMAIN_CONF"
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@ -29,7 +33,9 @@ sshdeploy_deploy() {
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_ccert="$3"
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_cca="$4"
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_cfullchain="$5"
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_cmdstr="{"
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_cmdstr=""
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_homedir="~/.acme_ssh_deploy"
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_backupdir="$_homedir/certs-backup-$(date +%Y%m%d%H%M%S)"
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_debug _cdomain "$_cdomain"
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_debug _ckey "$_ckey"
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@ -37,18 +43,29 @@ sshdeploy_deploy() {
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_debug _cca "$_cca"
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_debug _cfullchain "$_cfullchain"
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if [ -z "$ACME_DEPLOY_SSH_URL" ]; then
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if [ -z "$Le_Deploy_ssh_url" ]; then
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_err "ACME_DEPLOY_SSH_URL not defined."
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# USER is required to login by SSH to remote host.
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if [ -z "$ACME_DEPLOY_SSH_USER" ]; then
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if [ -z "$Le_Deploy_ssh_user" ]; then
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_err "ACME_DEPLOY_SSH_USER not defined."
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return 1
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fi
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else
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Le_Deploy_ssh_user="$ACME_DEPLOY_SSH_USER"
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_savedomainconf Le_Deploy_ssh_user "$Le_Deploy_ssh_user"
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fi
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# URL is optional. If not provided then use _cdomain
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if [ -n "$ACME_DEPLOY_SSH_URL" ]; then
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Le_Deploy_ssh_url="$ACME_DEPLOY_SSH_URL"
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_savedomainconf Le_Deploy_ssh_url "$Le_Deploy_ssh_url"
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elif [ -z "$Le_Deploy_ssh_url" ]; then
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Le_Deploy_ssh_url="$_cdomain"
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fi
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_info "Deploy certificates to remote server $Le_Deploy_ssh_url"
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_info "Deploy certificates to remote server $Le_Deploy_ssh_user@$Le_Deploy_ssh_url"
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# SERVICE_STOP is optional.
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# If provided then this command will be executed on remote host.
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if [ -n "$ACME_DEPLOY_SSH_SERVICE_STOP" ]; then
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Le_Deploy_ssh_service_stop="$ACME_DEPLOY_SSH_SERVICE_STOP"
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_savedomainconf Le_Deploy_ssh_service_stop "$Le_Deploy_ssh_service_stop"
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@ -58,71 +75,114 @@ sshdeploy_deploy() {
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_info "Will stop remote service with command $Le_Deploy_ssh_service_stop"
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fi
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# KEYFILE is optional.
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# If provided then private key will be copied to provided filename.
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if [ -n "$ACME_DEPLOY_SSH_KEYFILE" ]; then
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Le_Deploy_ssh_keyfile="$ACME_DEPLOY_SSH_KEYFILE"
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_savedomainconf Le_Deploy_ssh_keyfile "$Le_Deploy_ssh_keyfile"
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fi
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if [ -n "$Le_Deploy_ssh_keyfile" ]; then
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# backup file we are about to overwrite.
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_cmdstr="$_cmdstr cp $Le_Deploy_ssh_keyfile $_backupdir ;"
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# copy new certificate into file.
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_cmdstr="$_cmdstr echo \"$(cat $_ckey)\" > $Le_Deploy_ssh_keyfile ;"
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_info "will copy private key to remote file $Le_Deploy_ssh_keyfile"
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fi
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# CERTFILE is optional.
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# If provided then private key will be copied or appended to provided filename.
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if [ -n "$ACME_DEPLOY_SSH_CERTFILE" ]; then
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Le_Deploy_ssh_certfile="$ACME_DEPLOY_SSH_CERTFILE"
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_savedomainconf Le_Deploy_ssh_certfile "$Le_Deploy_ssh_certfile"
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fi
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if [ -n "$Le_Deploy_ssh_certfile" ]; then
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if [ "$Le_Deploy_ssh_certfile" = "$Le_Deploy_ssh_keyfile" ]; then
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# if filename is same as that provided for private key then append.
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_cmdstr="$_cmdstr echo \"$(cat $_ccert)\" >> $Le_Deploy_ssh_certfile ;"
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_info "will append certificate to same file"
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else
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# backup file we are about to overwrite.
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_cmdstr="$_cmdstr cp $Le_Deploy_ssh_certfile $_backupdir ;"
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# copy new certificate into file.
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_cmdstr="$_cmdstr echo \"$(cat $_ccert)\" > $Le_Deploy_ssh_certfile ;"
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_info "will copy certificate to remote file $Le_Deploy_ssh_certfile"
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fi
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fi
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# CAFILE is optional.
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# If provided then CA intermediate certificate will be copied to provided filename.
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if [ -n "$ACME_DEPLOY_SSH_CAFILE" ]; then
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Le_Deploy_ssh_cafile="$ACME_DEPLOY_SSH_CAFILE"
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_savedomainconf Le_Deploy_ssh_cafile "$Le_Deploy_ssh_cafile"
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fi
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if [ -n "$Le_Deploy_ssh_cafile" ]; then
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# backup file we are about to overwrite.
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_cmdstr="$_cmdstr cp $Le_Deploy_ssh_cafile $_backupdir ;"
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# copy new certificate into file.
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_cmdstr="$_cmdstr echo \"$(cat $_cca)\" > $Le_Deploy_ssh_cafile ;"
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_info "will copy CA file to remote file $Le_Deploy_ssh_cafile"
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fi
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# FULLCHAIN is optional.
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# If provided then fullchain certificate will be copied to provided filename.
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if [ -n "$ACME_DEPLOY_SSH_FULLCHAIN" ]; then
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Le_Deploy_ssh_fullchain="$ACME_DEPLOY_SSH_FULLCHAIN"
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_savedomainconf Le_Deploy_ssh_fullchain "$Le_Deploy_ssh_fullchain"
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fi
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if [ -n "$Le_Deploy_ssh_fullchain" ]; then
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# backup file we are about to overwrite.
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_cmdstr="$_cmdstr cp $Le_Deploy_ssh_fullchain $_backupdir ;"
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# copy new certificate into file.
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_cmdstr="$_cmdstr echo \"$(cat $_cfullchain)\" > $Le_Deploy_ssh_fullchain ;"
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_info "will copy full chain to remote file $Le_Deploy_ssh_fullchain"
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fi
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# REMOTE_CMD is optional.
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# If provided then this command will be executed on remote host.
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# A 2 second delay is inserted to allow system to stabalize after
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# executing a service stop.
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if [ -n "$ACME_DEPLOY_SSH_REMOTE_CMD" ]; then
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Le_Deploy_ssh_remote_cmd="$ACME_DEPLOY_SSH_REMOTE_CMD"
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_savedomainconf Le_Deploy_ssh_remote_cmd "$Le_Deploy_ssh_remote_cmd"
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fi
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if [ -n "$Le_Deploy_ssh_remote_cmd" ]; then
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_cmdstr="$_cmdstr sleep 2 ; $Le_Deploy_ssh_remote_cmd ;"
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_info "Will sleep 2 seconds then execute remote command $Le_Deploy_ssh_remote_cmd"
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if [ -n "$Le_Deploy_ssh_service_stop" ]; then
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_cmdstr="$_cmdstr sleep 2 ;"
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fi
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_cmdstr="$_cmdstr $Le_Deploy_ssh_remote_cmd ;"
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_info "Will execute remote command $Le_Deploy_ssh_remote_cmd"
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fi
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# SERVICE_START is optional.
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# If provided then this command will be executed on remote host.
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# A 2 second delay is inserted to allow system to stabalize after
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# executing a service stop or previous command.
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if [ -n "$ACME_DEPLOY_SSH_SERVICE_START" ]; then
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Le_Deploy_ssh_service_start="$ACME_DEPLOY_SSH_SERVICE_START"
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_savedomainconf Le_Deploy_ssh_service_start "$Le_Deploy_ssh_service_start"
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fi
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if [ -n "$Le_Deploy_ssh_service_start" ]; then
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_cmdstr="$_cmdstr sleep 2 ; $Le_Deploy_ssh_service_start ;"
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_info "Will sleep 2 seconds then start remote service with command $Le_Deploy_ssh_remote_cmd"
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if [ -n "$Le_Deploy_ssh_service_stop" ] || [ -n "$Le_Deploy_ssh_remote_cmd" ] ; then
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_cmdstr="$_cmdstr sleep 2 ;"
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fi
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_cmdstr="$_cmdstr $Le_Deploy_ssh_service_start ;"
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_info "Will start remote service with command $Le_Deploy_ssh_remote_cmd"
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fi
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_cmdstr="$_cmdstr }"
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_debug "Remote command to execute: $_cmdstr"
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if [ -z "$_cmdstr" ]; then
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_err "No remote commands to excute. Failed to deploy certificates to remote server"
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return 1
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else
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# something to execute.
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# run cleanup on the backup directory, erase all older than 180 days.
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_cmdstr="find $_homedir/* -type d -mtime +180 2>/dev/null | xargs rm -rf ; $_cmdstr"
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# Create our backup directory for overwritten cert files.
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_cmdstr="mkdir -p $_backupdir ; $_cmdstr"
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fi
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_debug "Remote commands to execute: $_cmdstr"
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_info "Submitting sequence of commands to remote server by ssh"
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ssh -T "$Le_Deploy_ssh_url" bash -c "'$_cmdstr'"
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ssh -T "$Le_Deploy_ssh_user@$Le_Deploy_ssh_url" bash -c "'$_cmdstr'"
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return 0
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}
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