* Now I can supply whatever backend I want

* Changed retrieve SSL certificate message

* Place all certs in /etc/ssl

* Added a new function cmd_exists to bootstrap.sh

* Properly check for response code

* Added Debug command line arguement

* Refactor code
This commit is contained in:
Lutchy Horace 2021-11-09 01:52:55 -05:00
parent f25ed84a60
commit 97199fc9f5
2 changed files with 93 additions and 48 deletions

View File

@ -127,7 +127,7 @@ function run_cmd {
fi
## Check if command exists on system
if ! command -v $1; then
if ! cmd_exists $1; then
err "$1: command not found"
fi
@ -154,3 +154,11 @@ function run_cmd {
}
function cmd_exists
{
if ! command -v $1 > /dev/null 2>&1; then
return 1
fi
return 0
}

View File

@ -12,13 +12,17 @@ function usage
echo " Domain to use when creating vhost"
echo " --root /var/www/html"
echo " Root directory of this vhost"
echo " --backend http://127.0.0.1"
echo " Hostname of the backend server to pass traffic to"
echo " Note: Do not specify a port"
echo " --backend http://127.0.0.1:80"
echo " URI of the backend server"
echo " Note: port must be specified"
echo " --listenip x.x.x.x"
echo " IP to bind to when listening"
echo " --desc x.x.x.x"
echo " Description of VHosts"
echo " --denotredirect"
echo " Do not redirect HTTP to HTTPS"
echo " -d | --debug"
echo " Enable debug logging"
echo " -h | --help"
echo " Show this usage"
@ -32,28 +36,30 @@ function get_cert
if [ "$DEBUG" = "1" ]; then
_debug_arg="--debug"
fi
/root/.acme.sh/acme.sh --issue --domain $_domain --webroot /srv/http-content-combined/ --cert-file /etc/nginx/ssl/${_domain}.crt --key-file /etc/nginx/ssl/${_domain}.key --fullchain-file /etc/nginx/ssl/${_domain}-fullchain.crt $_debug_arg
/root/.acme.sh/acme.sh --issue --domain $_domain --webroot /srv/http-content-combined/ --cert-file /etc/ssl/${_domain}.crt --key-file /etc/ssl/${_domain}.key --fullchain-file /etc/ssl/${_domain}-fullchain.crt $_debug_arg
return $?
}
function reload_nginx
{
echo -n "Reloading Nginx..."
if systemctl reload nginx; then
if systemctl reload nginx > /dev/null 2>&1; then
echo "Success"
else
echo "Failed"
return 1
fi
# Wait for nginx to reload
sleep 0.5
return 0
}
function clean_up
{
debug "Removing Nginx configuration and logs..."
rm $_vhost_conf_file
rm /var/log/nginx/$_domain.*
rm /var/log/nginx/$_domain.* > /dev/null 2>&1
reload_nginx
err $1
}
@ -64,7 +70,7 @@ function verify_vhost
local verify_path=/srv/http-content-combined/.well-known/
local verify_file_name=verify.$_domain.html
local verify_full_path=$verify_path$verify_file_name
local http_resp
local http_code
if test -n "$_listenip"; then
target=$_listenip
@ -72,12 +78,13 @@ function verify_vhost
mkdir -p $verify_path
touch $verify_full_path
http_resp=$(curl -I -H "Host: $_domain" http://$target/.well-known/$verify_file_name 2> /dev/null | grep 'HTTP/1.1 200 OK')
rm $verify_full_path
if test -z "$http_resp"; then
return 1
else
http_code=$(curl -I -H "Host: $_domain" http://$target/.well-known/$verify_file_name 2> /dev/null | grep 'HTTP/1.1' | cut -d " " -f 2)
if [[ $http_code = '200' ]]; then
return 0
else
debug "Expected HTTP response code '200' but got '$http_code' instead!"
return 1
fi
}
@ -94,10 +101,15 @@ else
exit 1
fi
# check if we have the binaries we need to run
if ! cmd_exists curl; then
err "Missing dependency: curl. Please run 'dnf install -y curl'"
fi
# gain priviledges
become "$@"
OPTS=$(getopt -o h -l domain:,root:,backend:,listenip:,desc:,donotredirect -n 'createVhosts' -- "$@")
OPTS=$(getopt -o h,d -l domain:,root:,backend:,listenip:,desc:,donotredirect,debug -n 'createVhosts' -- "$@")
if [ "$?" -gt '0' ]; then
echo 'Failed to set command line arguments'
exit 1;
@ -110,6 +122,7 @@ _donotredirect=false
_root=""
_backend=""
_listenip=""
_debug=false
while true; do
case "$1" in
--domain )
@ -129,6 +142,9 @@ while true; do
shift ;;
--donotredirect )
_donotredirect=true
shift ;;
-d | --debug )
_debug=true
shift ;;
-h | --help ) usage; shift ;;
-- ) shift; break ;;
@ -136,6 +152,15 @@ while true; do
esac
done
##
## Begin processing command line arguments
###########################################
# Enable debugging
if [[ $_debug = true ]]; then
DEBUG=1
fi
if [[ $_domain = false ]]; then
err "You must set domain"
fi
@ -156,41 +181,43 @@ _locationblock_http=""
_locationblock_https=""
if test -n "$_backend"; then
echo "Verifying backend(s)..."
_https_backend=$(echo $_backend | sed 's/http/https/')
if validate_host $_https_backend:443; then
#<<<<<<HEREDOC
_locationblock_https=$(cat <<- EOF
proxy_pass $_https_backend:443;
include proxy_params;
EOF
)
#<<<<<<HEREDOC
else
if ! validate_host $_backend; then
_check_host=failed
fi
# Include backend for HTTP traffic if donotredirect is enabled
#
if [ "$_donotredirect" = "true" ]; then
_http_backend=$(echo $_backend | sed 's/https/http/')
if validate_host $_http_backend:80; then
#<<<<<<HEREDOC
##Begin HEREDOC
_locationblock_http=$(cat <<- EOF
proxy_pass $_http_backend:80;
proxy_pass $_backend;
include proxy_params;
EOF
)
#<<<<<<HEREDOC
##End HEREDOC
fi
if [ "$_check_host" = "success" ]; then
# Include backend for HTTP traffic if donotredirect is enabled
#
if [ "$_donotredirect" = "true" ]; then
##Begin HEREDOC
_locationblock_http=$(cat <<- EOF
proxy_pass $_backend;
include proxy_params;
EOF
)
##End HEREDOC
fi
##Begin HEREDOC
_locationblock_https=$(cat <<- EOF
proxy_pass $_backend;
include proxy_params;
EOF
)
##End HEREDOC
else
_check_host=failed
fi
fi
if [ "$_check_host" = "failed" ]; then
err "Invalid hostname: $_backend. Not resolvable!"
fi
fi
@ -208,14 +235,6 @@ if test -z "$_root" -a -z "$_backend"; then
err "You must specify either --root or --backend!"
fi
echo -n "Checking if /srv/http-content-combined/ exists?"
if ! test -d /srv/http-content-combined; then
echo " Creating..."
mkdir -p /srv/http-content-combined/
else
echo " Yes!"
fi
echo -n "Checking if we should redirect?"
if [ "$_donotredirect" = "false" ]; then
echo " Yes, enabling redirect!"
@ -224,6 +243,22 @@ else
echo " No!"
fi
##
## End processing command line arguments
###########################################
##
## Begin issuing certificate
###########################################
echo -n "Checking if /srv/http-content-combined/ exists?"
if ! test -d /srv/http-content-combined; then
echo " Creating..."
mkdir -p /srv/http-content-combined/
else
echo " Yes!"
fi
_vhost_conf_file=/etc/nginx/conf.d/${_domain}.conf
echo -n "Checking if $_vhost_conf_file exists? "
@ -261,7 +296,9 @@ EOF
echo "Setting permissions on conf file..."
setfacl -m user:sysadmin:rw $_vhost_conf_file
reload_nginx
if ! reload_nginx; then
clean_up "Failed to reload Nginx"
fi
echo "Verifying vhost..."
if ! verify_vhost; then
@ -283,8 +320,8 @@ server {
error_log /var/log/nginx/${_domain}.error.log;
access_log /var/log/nginx/${_domain}.access.log main;
ssl_certificate ssl/${_domain}-fullchain.crt;
ssl_certificate_key ssl/${_domain}.key;
ssl_certificate /etc/ssl/${_domain}-fullchain.crt;
ssl_certificate_key /etc/ssl/${_domain}.key;
location / {
${_locationblock_https}