{
  "type": "object",
  "properties": {
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      "type": "object",
      "required": [
        "config"
      ],
      "properties": {
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          "title": "Defaults",
          "description": "HAProxy defaults configuration",
          "type": "object",
          "properties": {
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              "type": "string",
              "enum": [
                "tcp",
                "http"
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              "type": "object",
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                    "first",
                    "source",
                    "uri",
                    "url_param",
                    "hdr",
                    "random",
                    "rdp-cookie"
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                  "type": "integer"
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                  "type": "integer"
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                "random_draws": {
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                "rdp_cookie_name": {
                  "type": "string",
                  "pattern": "^[^\\s]+$"
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              "additionalProperties": false
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              "nullable": true
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                "mysql-check",
                "pgsql-check",
                "tcp-check",
                "redis-check",
                "httpchk"
              ]
            },
            "smtpchk_params": {
              "type": "object",
              "properties": {
                "hello": {
                  "type": "string"
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                "domain": {
                  "type": "string"
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              "additionalProperties": false
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            "mysql_check_params": {
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              "properties": {
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                    "post-41"
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              "additionalProperties": false
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                  "type": "string"
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              "type": "object",
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                    "PUT",
                    "POST",
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                    "TRACE",
                    "PATCH"
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                "pattern": {
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              "type": "string",
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              "pattern": "^[^\\s]+$"
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              "enum": [
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                "disabled"
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            "forwardfor": {
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              ],
              "properties": {
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                  "type": "string",
                  "enum": [
                    "enabled"
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                  "pattern": "^[^\\s]+$"
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                  "pattern": "^[^\\s]+$"
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                "ifnone": {
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              "additionalProperties": false
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              "type": "integer",
              "nullable": true
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            "connect_timeout": {
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              "nullable": true
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            "contstats": {
              "type": "string",
              "enum": [
                "enabled"
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            "cookie": {
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                "name"
              ],
              "properties": {
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                  "type": "string",
                  "pattern": "^[^\\s]+$"
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                "type": {
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                    "insert",
                    "prefix"
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                  "type": "boolean"
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                  "type": "boolean"
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                  "type": "boolean"
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                "secure": {
                  "type": "boolean"
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                "domain": {
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                        "pattern": "^[^\\s]+$"
                      }
                    },
                    "additionalProperties": false
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                "maxidle": {
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                "maxlife": {
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              "additionalProperties": false
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              "type": "integer",
              "nullable": true
            },
            "client_fin_timeout": {
              "type": "integer",
              "nullable": true
            },
            "http_request_timeout": {
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              "nullable": true
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              "nullable": true
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              "type": "string",
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                "always",
                "never",
                "safe"
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              "type": "integer",
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              "type": "integer",
              "nullable": true
            },
            "queue_timeout": {
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              "nullable": true
            },
            "tunnel_timeout": {
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              "nullable": true
            },
            "external_check": {
              "type": "string",
              "enum": [
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                "disabled"
              ]
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            "external_check_path": {
              "type": "string",
              "pattern": "^[^\\s]+$"
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            "external_check_command": {
              "type": "string",
              "pattern": "^[^\\s]+$"
            },
            "redispatch": {
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              ],
              "properties": {
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                  "type": "string",
                  "enum": [
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                    "disabled"
                  ]
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                  "type": "integer"
                }
              },
              "additionalProperties": false
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              "nullable": true
            },
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              "type": "string",
              "pattern": "^[A-Za-z0-9-_.:]+$"
            },
            "default_server": {
              "title": "Default Server",
              "type": "object",
              "properties": {
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                  "pattern": "^[^\\s]+$",
                  "type": "string"
                },
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                  "type": "integer",
                  "nullable": true
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                  "maximum": 65535,
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                "resolvers": {
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                    "ipv6"
                  ],
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                },
                "resolve-net": {
                  "type": "string",
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                },
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                  "pattern": "^[^\\s]+$"
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                "check_via_socks4": {
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                "ciphers": {
                  "type": "string"
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                "ciphersuites": {
                  "type": "string"
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                "cookie": {
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                  "pattern": "^[^\\s]+$"
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                "crl_file": {
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                "error_limit": {
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                    "disabled"
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                "force_tlsv10": {
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                  "type": "string",
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                  "enum": [
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                    "octet-count"
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                  "nullable": true
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                    "layer7"
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                  ]
                },
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                  ]
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                "socks4": {
                  "type": "string",
                  "pattern": "^[^\\s]+$"
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                "tcp_ut": {
                  "type": "integer"
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                "tfo": {
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                "track": {
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                "tls_tickets": {
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                  ]
                },
                "verify": {
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                },
                "verifyhost": {
                  "type": "string"
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                }
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                "additionalProperties": false
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            },
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              "type": "string"
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            "logasap": {
              "type": "string",
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                "disabled"
              ]
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            "allbackups": {
              "type": "string",
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                "disabled"
              ]
            },
            "stats_options": {
              "type": "object",
              "properties": {
                "stats_enable": {
                  "type": "boolean"
                },
                "stats_hide_version": {
                  "type": "boolean"
                },
                "stats_maxconn": {
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                  "minimum": 1
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                "stats_refresh_delay": {
                  "type": "integer",
                  "nullable": true
                },
                "stats_show_desc": {
                  "type": "string",
                  "nullable": true
                },
                "stats_show_legends": {
                  "type": "boolean"
                },
                "stats_show_node_name": {
                  "type": "string",
                  "pattern": "^[^\\s]+$",
                  "nullable": true
                },
                "stats_uri_prefix": {
                  "type": "string",
                  "pattern": "^[^\\s]+$"
                }
              },
              "additionalProperties": false
            }
          },
          "additionalProperties": false
        }
      },
      "additionalProperties": false
    }
  }
}