{
  "kind": "open-flow-workflow",
  "version": 1,
  "name": "Ping Configured URLs",
  "content": {
    "modelVersion": 14,
    "document": {
      "bindings": {},
      "graph": {
        "nodes": {
          "n_950abea322ce7e37": {
            "name": "Every 15 minutes",
            "kind": "cron",
            "cronTimes": [
              {
                "type": "cron",
                "expression": "*/15 * * * *",
                "timezone": "UTC"
              }
            ]
          },
          "n_ce4238768a6e5d2c": {
            "inputs": {
              "urls": {
                "kind": "value",
                "value": [
                  "https://example.com"
                ]
              },
              "previousState": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_ce4238768a6e5d2c",
                    "output": "state"
                  }
                ]
              },
              "previousResult": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_cfd9b86cc9c636f4",
                    "output": "state"
                  }
                ]
              }
            },
            "name": "Prepare the next URL",
            "kind": "task",
            "task": {
              "inputs": [
                {
                  "jsonSchema": {
                    "type": "array",
                    "items": {
                      "type": "string"
                    }
                  },
                  "nullable": false,
                  "handle": "urls"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": true,
                  "handle": "previousState"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": true,
                  "handle": "previousResult"
                }
              ],
              "outputs": [
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": false,
                  "handle": "state"
                },
                {
                  "jsonSchema": {
                    "type": "boolean"
                  },
                  "nullable": false,
                  "handle": "more"
                },
                {
                  "jsonSchema": {
                    "type": "string"
                  },
                  "nullable": false,
                  "handle": "url"
                },
                {
                  "jsonSchema": {
                    "type": "integer",
                    "minimum": 0
                  },
                  "nullable": false,
                  "handle": "count"
                }
              ],
              "name": "Prepare the next URL",
              "moduleId": "n_ac0f5ae8aa5dce5f",
              "capabilities": [
                {
                  "kind": "connector",
                  "mode": "independent",
                  "actions": []
                }
              ]
            }
          },
          "n_a5879dd601787b5c": {
            "inputs": {},
            "name": "More URLs?",
            "kind": "condition",
            "matchMode": "first",
            "cases": [
              {
                "output": "check",
                "groups": [
                  {
                    "expressions": [
                      {
                        "left": {
                          "kind": "source",
                          "source": {
                            "kind": "node",
                            "nodeId": "n_ce4238768a6e5d2c",
                            "output": "more"
                          }
                        },
                        "operator": "isTrue"
                      }
                    ]
                  }
                ]
              }
            ]
          },
          "n_82b20948a61b79ce": {
            "inputs": {
              "initialUrl": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_ce4238768a6e5d2c",
                    "output": "url"
                  }
                ]
              },
              "index": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_ce4238768a6e5d2c",
                    "output": "count"
                  }
                ]
              },
              "previousState": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_cfd9b86cc9c636f4",
                    "output": "state"
                  }
                ]
              }
            },
            "name": "Prepare the HTTP target",
            "kind": "task",
            "task": {
              "inputs": [
                {
                  "jsonSchema": {
                    "type": "string"
                  },
                  "nullable": false,
                  "handle": "initialUrl"
                },
                {
                  "jsonSchema": {
                    "type": "integer",
                    "minimum": 0
                  },
                  "nullable": false,
                  "handle": "index"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": true,
                  "handle": "previousState"
                }
              ],
              "outputs": [
                {
                  "jsonSchema": {
                    "type": "string"
                  },
                  "nullable": false,
                  "handle": "url"
                }
              ],
              "name": "Prepare the HTTP target",
              "moduleId": "n_eeabf0979559b61b",
              "capabilities": [
                {
                  "kind": "connector",
                  "mode": "independent",
                  "actions": []
                }
              ]
            }
          },
          "n_3ed330d836435a08": {
            "inputs": {
              "url": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_82b20948a61b79ce",
                    "output": "url"
                  }
                ]
              }
            },
            "name": "Ping the URL",
            "onError": "error",
            "kind": "task",
            "task": {
              "inputs": [
                {
                  "jsonSchema": {
                    "type": "string"
                  },
                  "nullable": false,
                  "handle": "url"
                }
              ],
              "outputs": [
                {
                  "jsonSchema": {
                    "type": "string"
                  },
                  "nullable": true,
                  "handle": "body"
                },
                {
                  "jsonSchema": {
                    "type": "integer"
                  },
                  "nullable": false,
                  "handle": "statusCode"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": {
                      "type": "string"
                    }
                  },
                  "nullable": false,
                  "handle": "headers"
                }
              ],
              "name": "Ping the URL",
              "executor": {
                "method": "GET",
                "query": {
                  "mode": "fields",
                  "names": []
                },
                "headers": {
                  "mode": "fields",
                  "names": []
                },
                "bodyFormat": "none",
                "authentication": {
                  "type": "none"
                },
                "responseFormat": "text",
                "statusPolicy": "all",
                "kind": "http-request"
              }
            }
          },
          "n_cfd9b86cc9c636f4": {
            "inputs": {
              "url": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_82b20948a61b79ce",
                    "output": "url"
                  }
                ]
              },
              "index": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_ce4238768a6e5d2c",
                    "output": "count"
                  }
                ]
              },
              "status": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_3ed330d836435a08",
                    "output": "statusCode"
                  }
                ]
              },
              "headers": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_3ed330d836435a08",
                    "output": "headers"
                  }
                ]
              },
              "error": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_3ed330d836435a08",
                    "output": "error",
                    "system": true
                  }
                ]
              },
              "previousState": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_cfd9b86cc9c636f4",
                    "output": "state"
                  }
                ]
              }
            },
            "name": "Check the response",
            "kind": "task",
            "task": {
              "inputs": [
                {
                  "jsonSchema": {
                    "type": "string"
                  },
                  "nullable": false,
                  "handle": "url"
                },
                {
                  "jsonSchema": {
                    "type": "integer",
                    "minimum": 0
                  },
                  "nullable": false,
                  "handle": "index"
                },
                {
                  "jsonSchema": {
                    "type": "integer"
                  },
                  "nullable": true,
                  "handle": "status"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": {
                      "type": "string"
                    }
                  },
                  "nullable": true,
                  "handle": "headers"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": true,
                  "handle": "error"
                },
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": true,
                  "handle": "previousState"
                }
              ],
              "outputs": [
                {
                  "jsonSchema": {
                    "type": "object",
                    "additionalProperties": true
                  },
                  "nullable": false,
                  "handle": "state"
                },
                {
                  "jsonSchema": {
                    "type": "boolean"
                  },
                  "nullable": false,
                  "handle": "redirect"
                }
              ],
              "name": "Check the response",
              "moduleId": "n_940edaffa3b0c8bd",
              "capabilities": [
                {
                  "kind": "connector",
                  "mode": "independent",
                  "actions": []
                }
              ]
            }
          },
          "n_3e305a9d0b615b59": {
            "inputs": {},
            "name": "Follow redirect?",
            "kind": "condition",
            "matchMode": "first",
            "cases": [
              {
                "output": "follow",
                "groups": [
                  {
                    "expressions": [
                      {
                        "left": {
                          "kind": "source",
                          "source": {
                            "kind": "node",
                            "nodeId": "n_cfd9b86cc9c636f4",
                            "output": "redirect"
                          }
                        },
                        "operator": "isTrue"
                      }
                    ]
                  }
                ]
              }
            ]
          },
          "n_79c2d9fc31f41c1a": {
            "name": "Completed URL count",
            "kind": "outputs",
            "outputDefs": [
              {
                "jsonSchema": {
                  "type": "integer",
                  "minimum": 0
                },
                "nullable": false,
                "handle": "count"
              }
            ],
            "outputMappings": {
              "count": {
                "kind": "sources",
                "sources": [
                  {
                    "kind": "node",
                    "nodeId": "n_ce4238768a6e5d2c",
                    "output": "count"
                  }
                ]
              }
            }
          }
        },
        "edges": [
          {
            "source": "n_950abea322ce7e37",
            "target": "n_ce4238768a6e5d2c"
          },
          {
            "source": "n_ce4238768a6e5d2c",
            "target": "n_a5879dd601787b5c"
          },
          {
            "source": "n_a5879dd601787b5c",
            "target": "n_82b20948a61b79ce",
            "sourceHandle": "check"
          },
          {
            "source": "n_82b20948a61b79ce",
            "target": "n_3ed330d836435a08"
          },
          {
            "source": "n_3ed330d836435a08",
            "target": "n_cfd9b86cc9c636f4"
          },
          {
            "source": "n_cfd9b86cc9c636f4",
            "target": "n_3e305a9d0b615b59"
          },
          {
            "source": "n_3e305a9d0b615b59",
            "target": "n_82b20948a61b79ce",
            "sourceHandle": "follow"
          },
          {
            "source": "n_3e305a9d0b615b59",
            "target": "n_ce4238768a6e5d2c",
            "sourceHandle": "otherwise"
          },
          {
            "source": "n_a5879dd601787b5c",
            "target": "n_79c2d9fc31f41c1a",
            "sourceHandle": "otherwise"
          }
        ]
      }
    },
    "modules": {
      "n_ac0f5ae8aa5dce5f": {
        "name": "Prepare the next URL",
        "imports": [],
        "source": "export default function next({urls,previousState,previousResult}) {\n if(!Array.isArray(urls)) throw Error('URLs must be a list');\n if(!previousState) for(const url of urls) if(typeof url!=='string'||!/^https?:\\/\\/[^\\/?#@\\s]+(?:[\\/?#][^\\s]*)?$/i.test(url)) throw Error('Every URL must be HTTP or HTTPS without credentials');\n const index=previousState?.index??0,failed=!!previousState?.failed||!!previousResult?.failed;\n if(!Number.isInteger(index)||index<0) throw Error('Invalid state');\n if(index>=urls.length)return {state:{index,failed},more:false,url:'https://unused.invalid',count:index};\n return {state:{index:index+1,failed},more:true,url:urls[index],count:index+1};\n}\n"
      },
      "n_eeabf0979559b61b": {
        "name": "Prepare the HTTP target",
        "imports": [],
        "source": "export default function serverHop({initialUrl,index,previousState}) {\n return {url:previousState?.index===index&&previousState?.nextUrl?previousState.nextUrl:initialUrl};\n}\n"
      },
      "n_940edaffa3b0c8bd": {
        "name": "Check the response",
        "imports": [],
        "source": "export default function assess({url,index,status,headers,error,previousState}) {\n const prior=previousState?.index===index?previousState.hops:0;\n if(!Number.isInteger(prior)||prior<0)throw Error('Invalid redirect state');\n if(error||typeof status!=='number')return {state:{index,hops:prior,nextUrl:'',failed:true},redirect:false};\n if(status>=300&&status<400&&typeof headers?.location==='string'&&headers.location){\n  try{const target=new URL(headers.location,url);if(prior>=21||!['http:','https:'].includes(target.protocol)||target.username||target.password)throw Error();return {state:{index,hops:prior+1,nextUrl:target.toString(),failed:false},redirect:true};}catch{return {state:{index,hops:prior,nextUrl:'',failed:true},redirect:false};}\n }\n return {state:{index,hops:prior,nextUrl:'',failed:status<200||status>=300},redirect:false};\n}\n"
      }
    }
  },
  "presentation": {
    "designer": {
      "version": 1,
      "flow": {
        "direction": "vertical"
      }
    }
  }
}