File for Configuring SSL Certificate to Elastic Beanstalk - Single Instance

ssl.config

Resources:
  sslSecurityGroupIngress: 
    Type: AWS::EC2::SecurityGroupIngress
    Properties:
      GroupId: {"Fn::GetAtt" : ["AWSEBSecurityGroup", "GroupId"]}
      IpProtocol: tcp
      ToPort: 443
      FromPort: 443
      CidrIp: 0.0.0.0/0

packages:
  yum:
    mod24_ssl : []

files:
  /etc/httpd/conf.d/ssl.conf:
    mode: "000644"
    owner: root
    group: root
    content: |      
      LoadModule ssl_module modules/mod_ssl.so
      Listen 443
      <VirtualHost *:443>
        <Proxy *>
          Order deny,allow
          Allow from all
        </Proxy>

        SSLEngine             on
        SSLCertificateFile    "/etc/pki/tls/certs/server.crt"
        SSLCertificateChainFile    "/etc/pki/tls/certs/chain.pem"
        SSLCertificateKeyFile "/etc/pki/tls/certs/server.key"
        SSLCipherSuite        EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH
        SSLProtocol           All -SSLv2 -SSLv3
        SSLHonorCipherOrder   On
        SSLSessionTickets     Off
        
        Header always set Strict-Transport-Security "max-age=63072000; includeSubdomains; preload"
        Header always set X-Frame-Options DENY
        Header always set X-Content-Type-Options nosniff
        
        ProxyPass / http://localhost:80/ retry=0
        ProxyPassReverse / http://localhost:80/
        ProxyPreserveHost on
        RequestHeader set X-Forwarded-Proto "https" early
        
      </VirtualHost>
      
  /etc/pki/tls/certs/server.crt:
    mode: "000400"
    owner: root
    group: root
    source: 'https://s3-eu-west-1.amazonaws.com/numu.elasticbean/ssl/`{"Ref": "AWSEBEnvironmentName" }`.crt'
    authentication: S3Access
      
  /etc/pki/tls/certs/server.key:
    mode: "000400"
    owner: root
    group: root
    source: 'https://s3-eu-west-1.amazonaws.com/numu.elasticbean/ssl/`{"Ref": "AWSEBEnvironmentName" }`.key'
    authentication: S3Access
   
  /etc/pki/tls/certs/chain.pem:
    mode: "000400"
    owner: root
    group: root
    source: 'https://s3-eu-west-1.amazonaws.com/numu.elasticbean/ssl/`{"Ref": "AWSEBEnvironmentName" }`.pem'
    authentication: S3Access

Do I need to change anything on file? or paste it as is it?

I am following your tutorial but unable to make it work that's why asking.