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https://github.com/itiligent/Easy-Guacamole-Installer.git
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updated to match tls refresh script
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itiligent
parent
0368e5d498
commit
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1 changed files with 40 additions and 41 deletions
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@ -1,7 +1,7 @@
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#!/bin/bash
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#######################################################################################################################
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# Add self signed TLS certificates to Guacamole with Nginx reverse proxy
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# For Ubuntu / Debian / Rasbpian
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# For Ubuntu / Debian / Raspbian
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# 4a of 4
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# David Harrop
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# April 2023
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@ -22,8 +22,21 @@ echo -e "${LGREEN}Setting up self signed TLS certificates for Nginx...${GREY}"
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echo
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# Setup script cmd line arguments for proxy site and certificate days
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SSLNAME=$1
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SSLDAYS=$2
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TLSNAME=$1
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TLSDAYS=$2
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# Set default certificate file destinations.
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DIR_SSL_CERT="/etc/nginx/ssl/cert"
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DIR_SSL_KEY="/etc/nginx/ssl/private"
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# Make directories to place TLS Certificate if they don't exist
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if [[ ! -d $DIR_SSL_KEY ]]; then
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sudo mkdir -p $DIR_SSL_KEY
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fi
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if [[ ! -d $DIR_SSL_CERT ]]; then
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sudo mkdir -p $DIR_SSL_CERT
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fi
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# Discover IPv4 interface
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DEFAULT_IP=$(ip addr show $(ip route | awk '/default/ { print $5 }') | grep "inet" | head -n 1 | awk '/inet/ {print $2}' | cut -d'/' -f1)
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@ -43,7 +56,7 @@ ST = $CERT_STATE
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L = $CERT_LOCATION
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O = $CERT_ORG
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OU = $CERT_OU
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CN = $PROXY_SITE
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CN = $TLSNAME
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[v3_req]
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keyUsage = nonRepudiation, digitalSignature, keyEncipherment
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@ -51,30 +64,13 @@ extendedKeyUsage = serverAuth, clientAuth, codeSigning, emailProtection
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subjectAltName = @alt_names
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[alt_names]
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DNS.1 = $PROXY_SITE
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DNS.1 = $TLSNAME
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IP.1 = $DEFAULT_IP
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EOF
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# Set default certificate file destinations. These can be adapted for any other TLS application.
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DIR_SSL_CERT="/etc/nginx/ssl/cert"
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DIR_SSL_KEY="/etc/nginx/ssl/private"
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# Make directories to place TLS Certificate if they don't exist
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if [[ ! -d $DIR_SSL_KEY ]]; then
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sudo mkdir -p $DIR_SSL_KEY
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fi
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if [[ ! -d $DIR_SSL_CERT ]]; then
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sudo mkdir -p $DIR_SSL_CERT
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fi
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if [[ $SSLDAYS == "" ]]; then
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$SSLDAYS = 3650
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fi
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echo
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echo "{$GREY}Creating a new Nginx TLS Certificate..."
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openssl req -x509 -nodes -newkey rsa:2048 -keyout $SSLNAME.key -out $SSLNAME.crt -days $SSLDAYS -config $TMP_DIR/cert_attributes.txt
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openssl req -x509 -nodes -newkey rsa:2048 -keyout $TLSNAME.key -out $TLSNAME.crt -days $TLSDAYS -config $TMP_DIR/cert_attributes.txt
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if [ $? -ne 0 ]; then
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echo -e "${LRED}Failed. See ${LOG_LOCATION}${GREY}" 1>&2
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exit 1
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@ -83,14 +79,13 @@ else
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echo
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fi
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# Place TLS Certificate within defined path
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sudo cp $SSLNAME.key $DIR_SSL_KEY/$SSLNAME.key
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sudo cp $SSLNAME.crt $DIR_SSL_CERT/$SSLNAME.crt
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# Place TLS Certificate into the defined application path
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sudo cp $TLSNAME.key $DIR_SSL_KEY/$TLSNAME.key
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sudo cp $TLSNAME.crt $DIR_SSL_CERT/$TLSNAME.crt
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# Create a PFX formatted key for easier import to Windows hosts and change permissions to enable copying elsewhere
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echo -e "${GREY}Creating client certificates for Windows & Linux...${GREY}"
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sudo openssl pkcs12 -export -out $SSLNAME.pfx -inkey $SSLNAME.key -in $SSLNAME.crt -password pass:1234
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sudo chmod 0774 $SSLNAME.pfx
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echo -e "${GREY}Converting client certificates for Windows & Linux...${GREY}"
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sudo openssl pkcs12 -export -out $TLSNAME.pfx -inkey $TLSNAME.key -in $TLSNAME.crt -password pass:1234
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if [ $? -ne 0 ]; then
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echo -e "${LRED}Failed. See ${LOG_LOCATION}${GREY}" 1>&2
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exit 1
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@ -99,9 +94,14 @@ else
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echo
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fi
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# Change of permissions so certs can be copied via WinSCP.
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sudo chown $SUDO_USER:root $TLSNAME.pfx
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sudo chown $SUDO_USER:root $TLSNAME.crt
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sudo chown $SUDO_USER:root $TLSNAME.key
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# Backup the current Nginx config before update
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echo -e "${GREY}Backing up previous Nginx proxy to $DOWNLOAD_DIR/$PROXY_SITE-nginx.bak"
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cp /etc/nginx/sites-enabled/${PROXY_SITE} $DOWNLOAD_DIR/${PROXY_SITE}-nginx.bak
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echo -e "${GREY}Backing up previous Nginx proxy to $DOWNLOAD_DIR/$TLSNAME-nginx.bak"
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cp /etc/nginx/sites-enabled/${TLSNAME} $DOWNLOAD_DIR/${TLSNAME}-nginx.bak
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if [ $? -ne 0 ]; then
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echo -e "${LRED}Failed. See ${LOG_LOCATION}${GREY}" 1>&2
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exit 1
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@ -112,13 +112,12 @@ fi
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# Update Nginx config to accept the new certificates
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echo -e "${GREY}Configuring Nginx proxy to use the self signed TLS certificate and setting up HTTP redirect...${DGREY}"
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#cat > /etc/nginx/sites-available/$PROXY_SITE <<EOL | > /dev/null
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cat <<EOF | tee /etc/nginx/sites-available/$PROXY_SITE
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cat <<EOF | tee /etc/nginx/sites-available/$TLSNAME
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server {
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#listen 80 default_server;
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root /var/www/html;
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index index.html index.htm index.nginx-debian.html;
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server_name $PROXY_SITE;
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server_name $TLSNAME;
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location / {
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proxy_pass $GUAC_URL;
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proxy_buffering off;
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@ -129,8 +128,8 @@ server {
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access_log off;
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}
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listen 443 ssl;
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ssl_certificate /etc/nginx/ssl/cert/$SSLNAME.crt;
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ssl_certificate_key /etc/nginx/ssl/private/$SSLNAME.key;
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ssl_certificate /etc/nginx/ssl/cert/$TLSNAME.crt;
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ssl_certificate_key /etc/nginx/ssl/private/$TLSNAME.key;
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ssl_session_cache shared:SSL:1m;
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ssl_session_timeout 5m;
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}
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@ -139,7 +138,7 @@ server {
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listen 80 default_server;
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root /var/www/html;
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index index.html index.htm index.nginx-debian.html;
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server_name $PROXY_SITE;
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server_name $TLSNAME;
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location / {
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proxy_pass $GUAC_URL;
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proxy_buffering off;
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@ -195,20 +194,20 @@ SHOWASTEXT2='"Cert:\LocalMachine\Root"'
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printf "${GREY}+-------------------------------------------------------------------------------------------------------------
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${LGREEN}+ WINDOWS CLIENT SELF SIGNED TLS BROWSER CONFIG - SAVE THIS BEFORE CONTINUING!${GREY}
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+
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+ 1. In ${DOWNLOAD_DIR} is a Windows version of the new certificate ${LYELLOW}$SSLNAME.pfx${GREY}
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+ 1. In ${DOWNLOAD_DIR} is a Windows version of the new certificate ${LYELLOW}$TLSNAME.pfx${GREY}
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+ 2. Import this PFX file into your Windows client with the below Powershell commands (as Administrator):
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\n"
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echo -e "${SHOWASTEXT1} = ConvertTo-SecureString -String "1234" -Force -AsPlainText"
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echo -e "Import-pfxCertificate -FilePath $SSLNAME.pfx -Password "${SHOWASTEXT1}" -CertStoreLocation "${SHOWASTEXT2}""
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echo -e "Import-pfxCertificate -FilePath $TLSNAME.pfx -Password "${SHOWASTEXT1}" -CertStoreLocation "${SHOWASTEXT2}""
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printf "${GREY}+-------------------------------------------------------------------------------------------------------------
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${LGREEN}+ LINUX CLIENT SELF SIGNED TLS BROWSER CONFIG - SAVE THIS BEFORE CONTINUING!${GREY}
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+
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+ 1. In ${DOWNLOAD_DIR} is a new Linux native OpenSSL certificate ${LYELLOW}$SSLNAME.crt${GREY}
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+ 1. In ${DOWNLOAD_DIR} is a new Linux native OpenSSL certificate ${LYELLOW}$TLSNAME.crt${GREY}
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+ 2. Import the CRT file into your Linux client certificate store with the below command:
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\n"
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echo -e "(If certutil is not installed, run apt-get install libnss3-tools)"
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echo -e "mkdir -p $HOME/.pki/nssdb && certutil -d $HOME/.pki/nssdb -N"
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echo -e "certutil -d sql:$HOME/.pki/nssdb -A -t "CT,C,c" -n $SSLNAME -i $SSLNAME.crt"
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echo -e "certutil -d sql:$HOME/.pki/nssdb -A -t "CT,C,c" -n $TLSNAME -i $TLSNAME.crt"
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printf "+-------------------------------------------------------------------------------------------------------------\n"
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echo -e "${LYELLOW}The above TLS browser config instructions are saved in ${LGREEN}$LOG_LOCATION${GREY}"
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