{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "title": "go-proxy config file",
  "properties": {
    "autocert": {
      "title": "Autocert configuration",
      "type": "object",
      "properties": {
        "email": {
          "title": "ACME Email",
          "type": "string",
          "pattern": "^[\\w-\\.]+@([\\w-]+\\.)+[\\w-]{2,4}$",
          "patternErrorMessage": "Invalid email"
        },
        "domains": {
          "title": "Cert Domains",
          "type": "array",
          "items": {
            "type": "string"
          },
          "minItems": 1
        },
        "cert_path": {
          "title": "path of cert file to load/store",
          "description": "default: certs/cert.crt",
          "type": "string"
        },
        "key_path": {
          "title": "path of key file to load/store",
          "description": "default: certs/priv.key",
          "type": "string"
        },
        "provider": {
          "title": "DNS Challenge Provider",
          "type": "string",
          "enum": [
            "local",
            "cloudflare",
            "clouddns",
            "duckdns"
          ]
        },
        "options": {
          "title": "Provider specific options",
          "type": "object"
        }
      },
      "allOf": [
        {
          "if": {
            "properties": {
              "provider": {
                "not": true,
                "const": "local"
              }
            }
          },
          "then": {
            "required": [
              "email",
              "domains",
              "provider",
              "options"
            ]
          }
        },
        {
          "if": {
            "properties": {
              "provider": {
                "const": "cloudflare"
              }
            }
          },
          "then": {
            "properties": {
              "options": {
                "required": [
                  "auth_token"
                ],
                "additionalProperties": false,
                "properties": {
                  "auth_token": {
                    "description": "Cloudflare API Token with Zone Scope",
                    "type": "string"
                  }
                }
              }
            }
          }
        },
        {
          "if": {
            "properties": {
              "provider": {
                "const": "clouddns"
              }
            }
          },
          "then": {
            "properties": {
              "options": {
                "required": [
                  "client_id",
                  "email",
                  "password"
                ],
                "additionalProperties": false,
                "properties": {
                  "client_id": {
                    "description": "CloudDNS Client ID",
                    "type": "string"
                  },
                  "email": {
                    "description": "CloudDNS Email",
                    "type": "string"
                  },
                  "password": {
                    "description": "CloudDNS Password",
                    "type": "string"
                  }
                }
              }
            }
          }
        },
        {
          "if": {
            "properties": {
              "provider": {
                "const": "duckdns"
              }
            }
          },
          "then": {
            "properties": {
              "options": {
                "required": [
                  "token"
                ],
                "additionalProperties": false,
                "properties": {
                  "token": {
                    "description": "DuckDNS Token",
                    "type": "string"
                  }
                }
              }
            }
          }
        }
      ]
    },
    "providers": {
      "title": "Proxy providers configuration",
      "type": "object",
      "patternProperties": {
        "^[a-zA-Z0-9_-]+$": {
          "description": "Proxy provider",
          "type": "object",
          "properties": {
            "kind": {
              "description": "Proxy provider kind",
              "type": "string",
              "enum": [
                "docker",
                "file"
              ]
            },
            "value": {
              "type": "string"
            }
          },
          "required": [
            "kind",
            "value"
          ],
          "allOf": [
            {
              "if": {
                "properties": {
                  "kind": {
                    "const": "docker"
                  }
                }
              },
              "then": {
                "if": {
                  "properties": {
                    "value": {
                      "const": "FROM_ENV"
                    }
                  }
                },
                "then": {
                  "properties": {
                    "value": {
                      "description": "use docker client from environment"
                    }
                  }
                },
                "else": {
                  "properties": {
                    "value": {
                      "description": "docker client URL",
                      "examples": [
                        "unix:///var/run/docker.sock",
                        "tcp://127.0.0.1:2375",
                        "ssh://user@host:port"
                      ]
                    }
                  }
                }
              },
              "else": {
                "properties": {
                  "value": {
                    "description": "file path"
                  }
                }
              }
            }
          ]
        }
      }
    },
    "timeout_shutdown": {
      "title": "Shutdown timeout (in seconds)",
      "type": "integer",
      "minimum": 0
    },
    "redirect_to_https": {
      "title": "Redirect to HTTPS",
      "type": "boolean"
    }
  },
  "additionalProperties": false,
  "required": [
    "providers"
  ]
}