Configurations

Configurations

The configurations are loaded by a json file. An example of configuration can be found here: test/configs/generic.json

Fields

The fields are the followings:

Field	Optional	Type	Description
blockchain	no	string	The name of the blockchain
organization	no	string	The organization to which the peer belongs
role	no	enum(peer)	The role of the peer (currently allowed only "peer")
id	no	string	The id of the peer
db.hosts	no	[string]	The list of database hosts
db.bucket	no	string	Database bucket
db.username	no	string	Database username
db.password	no	string	Database password
kafka.hosts	no	[string]	The list of Kafka broker hosts
kafka.topics.pending	no	string	The name of the topic for the new proposed blocks
kafka.consumer.groupId	no	string	The Kafka consumer group id to use
kafka.consumer.fromOffset	yes	boolean	If set true, Kafka consumer will fetch message from the given offset in the payloads
kafka.consumer.autoCommit	yes	boolean	The consumed messages are acked automatically by the Kafka consumer
kafka.consumer.encoding	yes	string	Kafka message encoding (utf8)
kafka.consumer.keyEncoding	yes	string	Kafka key message encoding (utf8)
kafka.producer.partitionerType	yes	integer	Partitioner type (default = 0, random = 1, cyclic = 2, keyed = 3, custom = 4), default 0
webconsole.enabled	yes	boolean	Enable/disable the web console
webconsole.host	no	string	The ip address or the hostname of the web console server
webconsole.port	yes	integer	The web console server port
logs.level	yes	enum(debug, info, warn, error)	The log level to use
logs.console	yes	boolean	To show logs on the console too
logs.path	no	string	The path for .log files

Example

Below there is an example of configuration file:

{
  "blockchain": "blockchain",
  "organization": "brandName",
  "role": "peer",
  "id": "0000",
  "db": {
    "hosts": [
      "172.25.255.20"
    ],
    "bucket": "blockchain",
    "username": "admin",
    "password": "secret"
  },
  "kafka": {
    "hosts": [
      "172.25.255.61:9092"
    ],
    "topics": {
      "pending": "blockchain.blocks.pending"
    },
    "consumer": {
      "groupId": "brandName.0000",
      "fromOffset": false,
      "autoCommit": true,
      "encoding": "utf8",
      "keyEncoding": "utf8"
    },
    "producer": {
      "partitionerType": 2
    }
  },
  "webconsole": {
    "enabled": true,
    "host": "172.25.255.50",
    "port": 8080,
    "jwt": {
      "secret": "93f7db1df1f22a27c8b7cc609b9d5c9b7c1dba05e13f029a9e4612066c42775c86305e9d57c8c92cd30a789bc31ec011d135dc33508707c4e41512dc7502aeb8",
      "expire": "5m"
    },
    "admin": {
      "usedb": false,
      "user": "admin",
      "password": "admin"
    }
  },
  "logs": {
    "level": "debug",
    "console": true,
    "path": "./logs"
  }
}