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vesta/bin/v-add-letsencrypt-domain
Anton Reutov 0fcbadda78
Grep carefully for 'END CERTIFICATE'
2021-07-28 19:43:04 +03:00

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#!/bin/bash
# info: check letsencrypt domain
# options: USER DOMAIN [ALIASES]
#
# The function check and validates domain with Let's Encript
#----------------------------------------------------------#
# Variable&Function #
#----------------------------------------------------------#
# Argument definition
user=$1
domain=$2
aliases=$3
# LE API
API='https://acme-v02.api.letsencrypt.org'
# Includes
source $VESTA/func/main.sh
source $VESTA/func/domain.sh
source $VESTA/conf/vesta.conf
# Additional argument formatting
format_identifier_idn() {
identifier_idn=$identifier
if [[ "$identifier_idn" = *[![:ascii:]]* ]]; then
identifier_idn=$(idn -t --quiet -a $identifier_idn)
fi
}
# encode base64
encode_base64() {
cat |base64 |tr '+/' '-_' |tr -d '\r\n='
}
# Let's Encrypt v2 curl function
query_le_v2() {
protected='{"nonce": "'$3'",'
protected=''$protected' "url": "'$1'",'
protected=''$protected' "alg": "RS256", "kid": "'$KID'"}'
content="Content-Type: application/jose+json"
payload_=$(echo -n "$2" |encode_base64)
protected_=$(echo -n "$protected" |encode_base64)
signature_=$(printf "%s" "$protected_.$payload_" |\
openssl dgst -sha256 -binary -sign $USER_DATA/ssl/user.key |\
encode_base64)
post_data='{"protected":"'"$protected_"'",'
post_data=$post_data'"payload":"'"$payload_"'",'
post_data=$post_data'"signature":"'"$signature_"'"}'
# Save http response to file passed as "$4" arg or print to stdout if not provided
# http response headers are always sent to stdout
local save_to_file=${4:-"/dev/stdout"}
curl --silent --dump-header /dev/stdout --data "$post_data" "$1" --header "$content" --output "$save_to_file"
}
#----------------------------------------------------------#
# Verifications #
#----------------------------------------------------------#
check_args '2' "$#" 'USER DOMAIN [ALIASES]'
is_format_valid 'user' 'domain' 'aliases'
is_system_enabled "$WEB_SYSTEM" 'WEB_SYSTEM'
is_object_valid 'user' 'USER' "$user"
is_object_unsuspended 'user' 'USER' "$user"
is_object_valid 'web' 'DOMAIN' "$domain"
is_object_unsuspended 'web' 'DOMAIN' "$domain"
get_domain_values 'web'
echo "-----------------------------------------------------------------------------------" >> /usr/local/vesta/log/letsencrypt.log
echo "[$(date)] : v-add-letsencrypt-domain $domain [$aliases]" >> /usr/local/vesta/log/letsencrypt.log
# check if alias is the letsencrypt wildcard domain, if not, make the normal checks
if [[ "$aliases" != "*.$domain" ]]; then
for alias in $(echo "$aliases" |tr ',' '\n' |sort -u); do
check_alias="$(echo $ALIAS |tr ',' '\n' |grep ^$alias$)"
if [ -z "$check_alias" ]; then
echo "[$(date)] : EXIT=domain alias $alias doesn't exist" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_NOTEXIST "domain alias $alias doesn't exist"
fi
done
fi;
#----------------------------------------------------------#
# Action #
#----------------------------------------------------------#
# Registering LetsEncrypt user account
echo "[$(date)] : v-add-letsencrypt-user $user" >> /usr/local/vesta/log/letsencrypt.log
$BIN/v-add-letsencrypt-user $user
echo "[$(date)] : result: $?" >> /usr/local/vesta/log/letsencrypt.log
if [ "$?" -ne 0 ]; then
touch $VESTA/data/queue/letsencrypt.pipe
sed -i "/ $domain /d" $VESTA/data/queue/letsencrypt.pipe
send_notice "LETSENCRYPT" "Account registration failed"
echo "[$(date)] : EXIT=LE account registration" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "LE account registration" >/dev/null
fi
# Parsing LetsEncrypt account data
source $USER_DATA/ssl/le.conf
# Checking wildcard alias
if [ "$aliases" = "*.$domain" ]; then
echo "[$(date)] : Checking wildcard alias" >> /usr/local/vesta/log/letsencrypt.log
wildcard='yes'
proto="dns-01"
if [ ! -e "$VESTA/data/users/$user/dns/$domain.conf" ]; then
echo "[$(date)] : EXIT=DNS domain $domain doesn't exist" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_NOTEXIST "DNS domain $domain doesn't exist"
fi
else
proto="http-01"
fi
# Requesting nonce / STEP 1
echo "[$(date)] : --- Requesting nonce / STEP 1 ---" >> /usr/local/vesta/log/letsencrypt.log
echo "[$(date)] : curl -s -I \"$API/directory\"" >> /usr/local/vesta/log/letsencrypt.log
answer=$(curl -s -I "$API/directory")
echo "[$(date)] : answer=$answer" >> /usr/local/vesta/log/letsencrypt.log
nonce=$(echo "$answer" |grep -i nonce |cut -f2 -d \ |tr -d '\r\n')
echo "[$(date)] : nonce=$nonce" >> /usr/local/vesta/log/letsencrypt.log
status=$(echo "$answer"|grep HTTP/ |tail -n1 |cut -f 2 -d ' ')
echo "[$(date)] : status=$status" >> /usr/local/vesta/log/letsencrypt.log
if [[ "$status" -ne 200 ]]; then
echo "[$(date)] : EXIT=Let's Encrypt nonce request status $status" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt nonce request status $status"
fi
# Placing new order / STEP 2
echo "[$(date)] : --- Placing new order / STEP 2 ---" >> /usr/local/vesta/log/letsencrypt.log
url="$API/acme/new-order"
payload='{"identifiers":['
for identifier in $(echo $domain,$aliases |tr ',' '\n' |sort -u); do
format_identifier_idn
payload=$payload'{"type":"dns","value":"'$identifier_idn'"},'
done
payload=$(echo "$payload"|sed "s/,$//")
payload=$payload']}'
echo "[$(date)] : payload=$payload" >> /usr/local/vesta/log/letsencrypt.log
echo "[$(date)] : query_le_v2 \"$url\" \"$payload\" \"$nonce\"" >> /usr/local/vesta/log/letsencrypt.log
answer=$(query_le_v2 "$url" "$payload" "$nonce")
echo "[$(date)] : answer=$answer" >> /usr/local/vesta/log/letsencrypt.log
nonce=$(echo "$answer" |grep -i nonce |cut -f2 -d \ |tr -d '\r\n')
echo "[$(date)] : nonce=$nonce" >> /usr/local/vesta/log/letsencrypt.log
authz=$(echo "$answer" |grep "acme/authz" |cut -f2 -d '"')
echo "[$(date)] : authz=$authz" >> /usr/local/vesta/log/letsencrypt.log
finalize=$(echo "$answer" |grep 'finalize":' |cut -f4 -d '"')
echo "[$(date)] : finalize=$finalize" >> /usr/local/vesta/log/letsencrypt.log
status=$(echo "$answer" |grep HTTP/ |tail -n1 |cut -f2 -d ' ')
echo "[$(date)] : status=$status" >> /usr/local/vesta/log/letsencrypt.log
if [[ "$status" -ne 201 ]]; then
echo "[$(date)] : EXIT=Let's Encrypt new auth status $status" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt new auth status $status"
fi
# Requesting authorization token / STEP 3
echo "[$(date)] : --- Requesting authorization token / STEP 3 ---" >> /usr/local/vesta/log/letsencrypt.log
for auth in $authz; do
payload=''
echo "[$(date)] : for auth=$auth" >> /usr/local/vesta/log/letsencrypt.log
echo "[$(date)] : query_le_v2 \"$auth\" \"$payload\" \"$nonce\"" >> /usr/local/vesta/log/letsencrypt.log
answer=$(query_le_v2 "$auth" "$payload" "$nonce")
echo "[$(date)] : answer=$answer" >> /usr/local/vesta/log/letsencrypt.log
url=$(echo "$answer" |grep -A3 $proto |grep url |cut -f 4 -d \")
echo "[$(date)] : url=$url" >> /usr/local/vesta/log/letsencrypt.log
token=$(echo "$answer" |grep -A3 $proto |grep token |cut -f 4 -d \")
echo "[$(date)] : token=$token" >> /usr/local/vesta/log/letsencrypt.log
nonce=$(echo "$answer" |grep -i nonce |cut -f2 -d \ |tr -d '\r\n')
echo "[$(date)] : nonce=$nonce" >> /usr/local/vesta/log/letsencrypt.log
status=$(echo "$answer"|grep HTTP/ |tail -n1 |cut -f 2 -d ' ')
echo "[$(date)] : status=$status" >> /usr/local/vesta/log/letsencrypt.log
if [[ "$status" -ne 200 ]]; then
echo "[$(date)] : EXIT=Let's Encrypt acme/authz bad status $status" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt acme/authz bad status $status"
fi
# Configuring challenge / STEP 4
echo "[$(date)] : --- Configuring challenge / STEP 4 ---" >> /usr/local/vesta/log/letsencrypt.log
echo "[$(date)] : wildcard=$wildcard" >> /usr/local/vesta/log/letsencrypt.log
if [ "$wildcard" = 'yes' ]; then
record=$(printf "%s" "$token.$THUMB" |\
openssl dgst -sha256 -binary |encode_base64)
old_records=$($BIN/v-list-dns-records $user $domain plain|grep 'TXT')
old_records=$(echo "$old_records" |grep _acme-challenge |cut -f 1)
for old_record in $old_records; do
$BIN/v-delete-dns-record "$user" "$domain" "$old_record"
done
$BIN/v-add-dns-record "$user" "$domain" "_acme-challenge" "TXT" "$record"
exitstatus=$?
echo "[$(date)] : v-add-dns-record \"$user\" \"$domain\" \"_acme-challenge\" \"TXT\" \"$record\"" >> /usr/local/vesta/log/letsencrypt.log
if [ "$exitstatus" -ne 0 ]; then
echo "[$(date)] : EXIT=DNS _acme-challenge record wasn't created" >> /usr/local/vesta/log/letsencrypt.log
fi
check_result $exitstatus "DNS _acme-challenge record wasn't created"
else
if [ "$WEB_SYSTEM" = 'nginx' ] || [ ! -z "$PROXY_SYSTEM" ]; then
if [ -f "/usr/local/vesta/web/inc/nginx_proxy" ]; then
# if vesta is behind main nginx
well_known="$HOMEDIR/$user/web/$domain/public_html/.well-known"
acme_challenge="$well_known/acme-challenge"
mkdir -p $acme_challenge
echo "$token.$THUMB" > $acme_challenge/$token
echo "[$(date)] : in $acme_challenge/$token we put: $token.$THUMB" >> /usr/local/vesta/log/letsencrypt.log
chown -R $user:$user $well_known
else
# default nginx method
conf="$HOMEDIR/$user/conf/web/nginx.$domain.conf_letsencrypt"
sconf="$HOMEDIR/$user/conf/web/snginx.$domain.conf_letsencrypt"
# if [ ! -e "$conf" ]; then
echo 'location ~ "^/\.well-known/acme-challenge/(.*)$" {' \
> $conf
echo ' default_type text/plain;' >> $conf
echo ' return 200 "$1.'$THUMB'";' >> $conf
echo '}' >> $conf
# fi
echo "[$(date)] : in $conf we put: $THUMB" >> /usr/local/vesta/log/letsencrypt.log
if [ ! -e "$sconf" ]; then
ln -s "$conf" "$sconf"
fi
echo "[$(date)] : v-restart-proxy" >> /usr/local/vesta/log/letsencrypt.log
$BIN/v-restart-proxy
if [ -z "$PROXY_SYSTEM" ]; then
# apache-less variant
echo "[$(date)] : v-restart-web" >> /usr/local/vesta/log/letsencrypt.log
$BIN/v-restart-web
fi
exitstatus=$?
if [ "$exitstatus" -ne 0 ]; then
echo "[$(date)] : EXIT=Proxy restart failed = $exitstatus" >> /usr/local/vesta/log/letsencrypt.log
fi
check_result $exitstatus "Proxy restart failed" >/dev/null
fi
else
well_known="$HOMEDIR/$user/web/$domain/public_html/.well-known"
acme_challenge="$well_known/acme-challenge"
mkdir -p $acme_challenge
echo "$token.$THUMB" > $acme_challenge/$token
chown -R $user:$user $well_known
echo "[$(date)] : in $acme_challenge/$token we put: $token.$THUMB" >> /usr/local/vesta/log/letsencrypt.log
# $BIN/v-restart-web
# check_result $? "Web restart failed" >/dev/null
fi
fi
# Requesting ACME validation / STEP 5
echo "[$(date)] : --- Requesting ACME validation / STEP 5 ---" >> /usr/local/vesta/log/letsencrypt.log
validation_check=$(echo "$answer" |grep '"valid"')
echo "[$(date)] : validation_check=$validation_check" >> /usr/local/vesta/log/letsencrypt.log
if [[ ! -z "$validation_check" ]]; then
validation='valid'
else
validation='pending'
fi
# Doing pol check on status
i=1
while [ "$validation" = 'pending' ]; do
echo "[$(date)] : - Doing pol check on status" >> /usr/local/vesta/log/letsencrypt.log
payload='{}'
echo "[$(date)] : query_le_v2 \"$url\" \"$payload\" \"$nonce\"" >> /usr/local/vesta/log/letsencrypt.log
answer=$(query_le_v2 "$url" "$payload" "$nonce")
echo "[$(date)] : answer=$answer" >> /usr/local/vesta/log/letsencrypt.log
validation=$(echo "$answer"|grep -A1 $proto |tail -n1|cut -f4 -d \")
echo "[$(date)] : validation=$validation" >> /usr/local/vesta/log/letsencrypt.log
nonce=$(echo "$answer" |grep -i nonce |cut -f2 -d \ |tr -d '\r\n')
echo "[$(date)] : nonce=$nonce" >> /usr/local/vesta/log/letsencrypt.log
status=$(echo "$answer"|grep HTTP/ |tail -n1 |cut -f 2 -d ' ')
echo "[$(date)] : status=$status" >> /usr/local/vesta/log/letsencrypt.log
if [[ "$status" -ne 200 ]]; then
echo "[$(date)] : EXIT=Let's Encrypt validation status $status" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt validation status $status"
fi
i=$((i + 1))
if [ "$i" -gt 10 ]; then
echo "[$(date)] : EXIT=Let's Encrypt domain validation timeout" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt domain validation timeout"
fi
sleeping=$((i*2))
echo "[$(date)] : sleep $sleeping (i=$i)" >> /usr/local/vesta/log/letsencrypt.log
sleep $sleeping
done
if [ "$validation" = 'invalid' ]; then
echo "[$(date)] : EXIT=Let's Encrypt domain verification failed" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt domain verification failed"
fi
done
# Generating new ssl certificate
ssl_dir=$($BIN/v-generate-ssl-cert "$domain" "info@$domain" "US" "California"\
"San Francisco" "Vesta" "IT" "$aliases" |tail -n1 |awk '{print $2}')
# Sending CSR to finalize order / STEP 6
echo "[$(date)] : --- Sending CSR to finalize order / STEP 6 ---" >> /usr/local/vesta/log/letsencrypt.log
csr=$(openssl req -in $ssl_dir/$domain.csr -outform DER |encode_base64)
payload='{"csr":"'$csr'"}'
echo "[$(date)] : query_le_v2 \"$finalize\" \"$payload\" \"$nonce\"" >> /usr/local/vesta/log/letsencrypt.log
answer=$(query_le_v2 "$finalize" "$payload" "$nonce")
echo "[$(date)] : answer=$answer" >> /usr/local/vesta/log/letsencrypt.log
nonce=$(echo "$answer" |grep -i nonce |cut -f2 -d \ |tr -d '\r\n')
echo "[$(date)] : nonce=$nonce" >> /usr/local/vesta/log/letsencrypt.log
status=$(echo "$answer"|grep HTTP/ |tail -n1 |cut -f 2 -d ' ')
echo "[$(date)] : status=$status" >> /usr/local/vesta/log/letsencrypt.log
certificate=$(echo "$answer"|grep 'certificate":' |cut -f4 -d '"')
echo "[$(date)] : certificate=$certificate" >> /usr/local/vesta/log/letsencrypt.log
if [[ "$status" -ne 200 ]]; then
echo "[$(date)] : EXIT=Let's Encrypt finalize bad status $status" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_CONNECT "Let's Encrypt finalize bad status $status"
fi
# Downloading signed certificate / STEP 7
echo "[$(date)] : --- Downloading signed certificate / STEP 7 ---" >> /usr/local/vesta/log/letsencrypt.log
echo "[$(date)] : query_le_v2 \"$certificate\" \"\" \"$nonce\"" >> /usr/local/vesta/log/letsencrypt.log
answer=$(query_le_v2 "$certificate" "" "$nonce" "$ssl_dir/$domain.pem")
echo "[$(date)] : answer=$answer" >> /usr/local/vesta/log/letsencrypt.log
status=$(echo "$answer"|grep HTTP/ |tail -n1 |cut -f 2 -d ' ')
echo "[$(date)] : status=$status" >> /usr/local/vesta/log/letsencrypt.log
if [[ "$status" -ne 200 ]]; then
[ -d "$ssl_dir" ] && rm -rf "$ssl_dir"
echo "[$(date)] : EXIT=Let's Encrypt downloading signed cert failed status: $status" >> /usr/local/vesta/log/letsencrypt.log
check_result $E_NOTEXIST "Let's Encrypt downloading signed cert failed status: $status"
fi
# Splitting up downloaded pem
# echo "[$(date)] : - Splitting up downloaded pem" >> /usr/local/vesta/log/letsencrypt.log
crt_end=$(grep -n 'END CERTIFICATE' $ssl_dir/$domain.pem |head -n1 |cut -f1 -d:)
# echo "[$(date)] : crt_end=$crt_end" >> /usr/local/vesta/log/letsencrypt.log
head -n $crt_end $ssl_dir/$domain.pem > $ssl_dir/$domain.crt
pem_lines=$(wc -l $ssl_dir/$domain.pem |cut -f 1 -d ' ')
# echo "[$(date)] : pem_lines=$pem_lines" >> /usr/local/vesta/log/letsencrypt.log
ca_end=$(grep -n 'BEGIN CERTIFICATE' $ssl_dir/$domain.pem |tail -n1 |cut -f 1 -d :)
# echo "[$(date)] : ca_end=$ca_end" >> /usr/local/vesta/log/letsencrypt.log
ca_end=$(( pem_lines - crt_end + 1 ))
# echo "[$(date)] : ca_end=$ca_end" >> /usr/local/vesta/log/letsencrypt.log
tail -n $ca_end $ssl_dir/$domain.pem > $ssl_dir/$domain.ca
# Temporary fix for double "END CERTIFICATE"
if [[ $(head -n 1 $ssl_dir/$domain.ca) = "-----END CERTIFICATE-----" ]]; then
sed -i '1,2d' $ssl_dir/$domain.ca
fi
# Adding SSL
ssl_home=$(search_objects 'web' 'LETSENCRYPT' 'yes' 'SSL_HOME')
$BIN/v-delete-web-domain-ssl $user $domain >/dev/null 2>&1
echo "[$(date)] : v-add-web-domain-ssl $user $domain $ssl_dir $ssl_home" >> /usr/local/vesta/log/letsencrypt.log
$BIN/v-add-web-domain-ssl $user $domain $ssl_dir $ssl_home
exitstatus=$?
echo "[$(date)] : v-add-web-domain-ssl status: $exitstatus" >> /usr/local/vesta/log/letsencrypt.log
if [ "$exitstatus" -ne '0' ]; then
touch $VESTA/data/queue/letsencrypt.pipe
sed -i "/ $domain /d" $VESTA/data/queue/letsencrypt.pipe
echo "[$(date)] : EXIT=$domain certificate installation failed" >> /usr/local/vesta/log/letsencrypt.log
send_notice 'LETSENCRYPT' "$domain certificate installation failed"
check_result $exitstatus "SSL install" >/dev/null
fi
# Adding LE autorenew cronjob
if [ -z "$(grep v-update-lets $VESTA/data/users/admin/cron.conf)" ]; then
min=$(generate_password '012345' '2')
hour=$(generate_password '1234567' '1')
cmd="sudo $BIN/v-update-letsencrypt-ssl"
$BIN/v-add-cron-job admin "$min" "$hour" '*' '*' '*' "$cmd" > /dev/null
fi
# Updating letsencrypt key
if [ -z "$LETSENCRYPT" ]; then
add_object_key "web" 'DOMAIN' "$domain" 'LETSENCRYPT' 'FTP_USER'
fi
update_object_value 'web' 'DOMAIN' "$domain" '$LETSENCRYPT' 'yes'
reset_web_counter "$user" "$domain" 'LETSENCRYPT_FAIL_COUNT'
#----------------------------------------------------------#
# Vesta #
#----------------------------------------------------------#
# Deleteing task from queue
touch $VESTA/data/queue/letsencrypt.pipe
sed -i "/ $domain /d" $VESTA/data/queue/letsencrypt.pipe
# Notifying user
send_notice 'LETSENCRYPT' "$domain SSL has been installed successfully"
echo "[$(date)] : EXIT=***** $domain SSL has been installed successfully *****" >> /usr/local/vesta/log/letsencrypt.log
# Logging
log_event "$OK" "$ARGUMENTS"
exit
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