# -*- coding: utf-8 -*-
# vim: ft=yaml
---
# ========
# nginx (previously named nginx:ng)
# ========

nginx:
  # The following three `install_from_` options are mutually exclusive. If none
  # is used, the distro's provided package will be installed. If one of the
  # `install_from` option is set to `true`, the state will make sure the other
  # two repos are removed.

  # Use the official's nginx repo binaries
  install_from_repo: false

  # Use Phusionpassenger's repo to install nginx and passenger binaries
  # Debian, Centos, Ubuntu and Redhat are currently available
  install_from_phusionpassenger: false

  # PPA install
  install_from_ppa: false
  # Set to 'stable', 'development' (mainline), 'community', or 'nightly' for
  # each build accordingly ( https://launchpad.net/~nginx )
  ppa_version: 'stable'

  # Source install
  source_version: '1.10.0'
  source_hash: ''

  # Check the configuration before applying:
  # To prevent applying a configuration that might break nginx, set this
  # parameter to true so the configuration is checked BEFORE applying. If
  # the check fails, the state will fail and it won't be deployed.
  # CAVEAT: As the configuration file is created in a temp dir, it can't
  # have relative references or it will fail to check. You'll need to
  # specify full paths where required (ie, `include`, `load_module`,
  # `snippets`, etc.0
  # Defaults to false
  check_config_before_apply: false

  # These are usually set by grains in map.jinja
  # Typically you can comment these out.
  lookup:
    package: nginx-custom (can be a list)
    service: nginx
    webuser: www-data
    conf_file: /etc/nginx/nginx.conf
    server_available: /etc/nginx/sites-available
    server_enabled: /etc/nginx/sites-enabled
    server_use_symlink: true
    # If you install nginx+passenger from phusionpassenger in Debian, these
    # values will probably be needed
    passenger_package: libnginx-mod-http-passenger
    passenger_config_file: /etc/nginx/conf.d/mod-http-passenger.conf

    # This is required for RedHat like distros (Amazon Linux) that don't follow
    # semantic versioning for $releasever
    rh_os_releasever: '6'
    # Currently it can be used on rhel/centos/suse when installing from repo
    gpg_check: true
    ### prevents rendering SLS error nginx.server.config.pid undefined ###
    pid_file: /var/run/nginx.pid


  # Source compilation is not currently a part of nginx
  from_source: false

  source:
    opts: {}

  package:
    opts: {}  # this partially exposes parameters of pkg.installed

  service:
    enable: true  # Whether or not the service will be enabled/running or dead
    opts: {}  # this partially exposes parameters of service.running / service.dead

  ## - - --  - - -- -- - - --- -- - -- - - - -- - - - - -- - - - -- - - - -- - ##
  ## You can use snippets to define often repeated configuration once and
  ## include it later # The letsencrypt example below is consumed by "- include:
  ## 'snippets/letsencrypt.conf'" # Files or Templates can be retrieved by TOFS
  ## with snippet name ( Fallback to server.conf )
  ## - - --  - - -- -- - - --- -- - -- - - - -- - - - - -- - - - -- - - - -- - ##
  snippets:
    letsencrypt.conf:
      - location ^~ /.well-known/acme-challenge/:
          - proxy_pass: http://localhost:9999
    cloudflare_proxy.conf:
      - set_real_ip_from: 103.21.244.0/22
      - set_real_ip_from: 103.22.200.0/22
      - set_real_ip_from: 104.16.0.0/12
      - set_real_ip_from: 108.162.192.0/18
    blacklist.conf:
      - map $http_user_agent $bad_bot:
          - default: 0
          - '~*^Lynx': 0
          - '~*malicious': 1
          - '~*bot': 1
          - '~*crawler': 1
          - '~*bandit': 1
          - libwww-perl: 1
          - '~(?i)(httrack|htmlparser|libwww)': 1
    upstream_netdata_tcp.conf:
      - upstream netdata:
          - server: 127.0.0.1:19999
          - keepalive: 64
  
  streams:
    example_stream:
      - upstream some_upstream:
        - server: '10.0.0.1:8000'
        - server: '10.0.0.2:8000'
      - server:
        - listen: 7000
        - proxy_pass: some_upstream
        
  server:
    # this partially exposes file.managed parameters as they relate to the main
    # nginx.conf file
    opts: {}

    ## - - --  - - -- -- - - --- -- - -- - - - -- - - - - -- - - - -- - - - -- - ##
    # nginx.conf (main server) declarations dictionaries map to blocks {} and
    # lists cause the same declaration to repeat with different values see also
    # http://nginx.org/en/docs/example.html Nginx config file or template can
    # be retrieved by TOFS ( Fallback to nginx.conf )
    ## - - --  - - -- -- - - --- -- - -- - - - -- - - - - -- - - - -- - - - -- - ##
    config:
      include: 'snippets/letsencrypt.conf'
      # IMPORTANT: This option is mutually exclusive with TOFS and the rest of
      # the options; if it is found other options (worker_processes: 4 and so
      # on) are not processed and just upload the file from source
      source_path: salt://path_to_nginx_conf_file/nginx.conf
      worker_processes: 4
      # pass as very first in configuration; otherwise nginx will fail to start
      load_module: modules/ngx_http_lua_module.so
      # Directory location must exist (i.e. it's  /run/nginx.pid on EL7)
      # pid: /var/run/nginx.pid
      events:
        worker_connections: 1024
      http:
        sendfile: 'on'
        include:
          #### Note: Syntax issues in these files generate nginx [emerg] errors
          #### on startup.
          - /etc/nginx/mime.types

        ### module ngx_http_log_module example
        log_format: |-
          main '$remote_addr - $remote_user [$time_local] $status '
                              '"$request" $body_bytes_sent "$http_referer" '
                              '"$http_user_agent" "$http_x_forwarded_for"'
        access_log: []  # suppress default access_log option from being added

      # module nngx_stream_core_module
      # yamllint disable-line rule:line-length
      # https://docs.nginx.com/nginx/admin-guide/load-balancer/tcp-udp-load-balancer/#example
      stream:
        upstream lb-1000:
          - server:
              - hostname1.example.com:1000
              - hostname2.example.com:1000
        upstream stream_backend:
          least_conn: ''
          'server backend1.example.com:12345 weight=5': ~
          'server backend2.example.com:12345 max_fails=2 fail_timeout=30s': ~
          'server backend3.example.com:12345 max_conns=3': ~
        upstream dns_servers:
          least_conn: ''
          'server 192.168.136.130:53': ~
          'server 192.168.136.131:53': ~
          'server 192.168.136.132:53': ~
        server:
          listen: 1000
          proxy_pass: lb-1000
        'server ':
          listen: '53 udp'
          proxy_pass: dns_servers
        'server   ':
          listen: 12346
          proxy_pass: backend4.example.com:12346


  servers:
    # a postfix appended to files when doing non-symlink disabling
    disabled_postfix: .disabled
    # partially exposes file.symlink params when symlinking enabled sites
    symlink_opts: {}
    # partially exposes file.rename params when not symlinking disabled/enabled sites
    rename_opts: {}
    # partially exposes file.managed params for managed server files
    managed_opts: {}
    # partially exposes file.directory params for site available/enabled and
    # snippets dirs
    dir_opts: {}
    # let the choice to purge site-available and site-enable folders before add new ones
    # (if True it removes all non-salt-managed files)
    purge_servers_config: false


    #####################
    # server declarations; placed by default in server "available" directory
    #####################
    managed:

      # relative filename of server file
      # (defaults to '/etc/nginx/sites-available/mysite')
      mysite:
        # may be true, false, or None where true is enabled, false, disabled,
        # and None indicates no action
        enabled: true

        # This let's you add dependencies on other resources being applied for a
        # particular vhost
        # A common case is when you use this formula together with letsencrypt's,
        # validating through nginx: you need nginx running (to validate the vhost) but
        # can't have the ssl vhost up until the certificate is created (because it
        # won't exist and will make nginx fail to load the configuration)
        #
        # An example, when using LE to create the cert for 'some.host.domain':
        # requires:
        #   cmd: create-initial-cert-some.host.domain
        requires: {}

        # Remove the site config file shipped by nginx
        # (i.e. '/etc/nginx/sites-available/default' by default)
        # It also remove the symlink (if it is exists).
        # The site MUST be disabled before delete it (if not the nginx is not
        # reloaded).
        # deleted: true

        # custom directory (not sites-available) for server filename
        # available_dir: /etc/nginx/sites-available-custom
        # custom directory (not sites-enabled) for server filename
        # enabled_dir: /etc/nginx/sites-enabled-custom
        # an alternative disabled name to be use when not symlinking
        disabled_name: mysite.aint_on
        # overwrite an existing server file or not
        overwrite: true

        # May be a list of config options or None, if None, no server file will
        # be managed/templated Take server directives as lists of dictionaries.
        # If the dictionary value is another list of dictionaries a block {}
        # will be started with the dictionary key name
        config:
          # both of the methods below lead to the output:
          # server {
          #    server_name localhost;
          #    listen 80 default_server;
          #    listen 443 ssl;
          #    index index.html index.htm;
          #    location ~ .htm {
          #        try_files $uri $uri/ =404;
          #        test something else;
          #    }
          # }

          - server:
              - server_name: localhost
              - listen:
                  - '80 default_server'
              - listen:
                  - '443 ssl'
              - index: 'index.html index.htm'
              - location ~ .htm:
                  - try_files: '$uri $uri/ =404'
                  - test: something else
              - include: 'snippets/letsencrypt.conf'

          # Or a slightly more compact alternative syntax:
          - server:
              - server_name: localhost
              - listen:
                  - '80 default_server'
                  - '443 ssl'
              - index: 'index.html index.htm'
              - location ~ .htm:
                  - try_files: '$uri $uri/ =404'
                  - test: something else
              - include: 'snippets/letsencrypt.conf'


      # Using source_path options to upload the file instead of templating all the file
      mysite2:
        enabled: true
        available_dir: /etc/nginx/sites-available
        enabled_dir: /etc/nginx/sites-enabled
        config:
          # IMPORTANT: This field is mutually exclusive with TOFS and other
          # config options, it just uploads the specified file
          source_path: salt://path-to-site-file/mysite2

      # Below configuration becomes handy if you want to create custom
      # configuration files for example if you want to create
      # /usr/local/etc/nginx/http_options.conf with the following content:

      # sendfile on;
      # tcp_nopush on;
      # tcp_nodelay on;
      # send_iowait 12000;

      http_options.conf:
        enabled: true
        available_dir: /usr/local/etc/nginx
        enabled_dir: /usr/local/etc/nginx
        config:
          - sendfile: 'on'
          - tcp_nopush: 'on'
          - tcp_nodelay: 'on'
          - send_iowait: 12000

  # Use this if you need to deploy below certificates in a custom path.
  certificates_path: '/etc/nginx/ssl'
  # If you're doing SSL termination, you can deploy certificates this way.
  # The private one(s) should go in a separate pillar file not in version
  # control (or use encrypted pillar data).
  certificates:
    'www.example.com':

      # choose one of: deploying this cert by pillar (e.g. in combination with
      # ext_pillar and file_tree)
      # public_cert_pillar: certs:example.com:fullchain.pem
      # private_key_pillar: certs:example.com:privkey.pem
      # or directly pasting the cert
      public_cert: |
        -----BEGIN CERTIFICATE-----
        (Your Primary SSL certificate: www.example.com.crt)
        -----END CERTIFICATE-----
        -----BEGIN CERTIFICATE-----
        (Your Intermediate certificate: ExampleCA.crt)
        -----END CERTIFICATE-----
        -----BEGIN CERTIFICATE-----
        (Your Root certificate: TrustedRoot.crt)
        -----END CERTIFICATE-----
      private_key: |
        -----BEGIN RSA PRIVATE KEY-----
        (Your Private Key: www.example.com.key)
        -----END RSA PRIVATE KEY-----

  dh_param:
    'mydhparam1.pem': |
      -----BEGIN DH PARAMETERS-----
      (Your custom DH prime)
      -----END DH PARAMETERS-----
    # or to generate one on-the-fly
    'mydhparam2.pem':
      keysize: 2048

  # Passenger configuration
  # Default passenger configuration is provided, and will be deployed in
  # /etc/nginx/conf.d/passenger.conf
  # Passenger conf can be retrieved by TOFS ( Fallback to nginx.conf )
  passenger:
    passenger_root: /usr/lib/ruby/vendor_ruby/phusion_passenger/locations.ini
    passenger_ruby: /usr/bin/ruby
    passenger_instance_registry_dir: /var/run/passenger-instreg

  tofs:
    # The files_switch key serves as a selector for alternative
    # directories under the formula files directory. See TOFS pattern
    # doc for more info.
    # Note: Any value not evaluated by `config.get` will be used literally.
    # This can be used to set custom paths, as many levels deep as required.
    # files_switch:
    #   - any/path/can/be/used/here
    #   - id
    #   - role
    #   - osfinger
    #   - os
    #   - os_family
    #
    # All aspects of path/file resolution are customisable using the options below.
    # This is unnecessary in most cases; there are sensible defaults.
    # Default path: salt://< path_prefix >/< dirs.files >/< dirs.default >
    #         I.e.: salt://nginx/files/default
    # path_prefix: template_alt
    # dirs:
    #   files: files_alt
    #   default: default_alt
    source_files:
      nginx_config_file_managed:
        - alt_nginx.conf
      passenger_config_file_managed:
        - alt_nginx.conf
      server_conf_file_managed:
        - alt_server.conf
      nginx_systemd_service_file:
        - alt_nginx.service
      nginx_snippet_file_managed:
        - alt_server.conf