观看者:网络管理员,节点管理员
什么是通道配置?
像很多复杂系统, Hyperledger Fabric网络是由结构和相关进程组成。
结构:包含用户(像管理员),组织,节点,排序节点,CAs,智能合约,应用。
进程:结构的交互方式。最重要的是策略,控制哪些用户可以做什么以及在什么条件下做什么的规则。
识别区块链网络结构和控制结构交互方式的过程的信息包含在通道中。这些配置由通道成员共同决定,并包含在提交到通道账本的块中。通道配置可以使用工具configtxgen,configtx.yaml作为它的输入。这里有个文件案例sample configtx.yaml.
因为配置包含在块中(这些中第一块被成为创始区块,最新的代表通道的当前的配置),通道配置升级的过程(改变结构通过增加成员,例如,或者改变通道策略)被成为配置升级事务。
在生产网络中,这些配置升级事务通常由一个单独的通道管理员在带外讨论提出。正如初始化通道配置由通道的初始成员在带外决定一样。
在这个话题中,我们将会:
- 展示一个应用通道的配置例子
- 讨论通道中哪些参数可以被编辑
- 展示升级通道配置的过程,包含了必要的命令,转换,将一个配置范围设定为可以阅读的格式。
- 可以用来编辑通道配置的方法
- 显示用于重新格式化配置并获取批准所需签名的过程
可以更改的通道参数
通道是高可配置的,但也不是无限的。一旦指定了某个通道某些内容(如通道名称),他们不可以更改,更改我们将在本主题中讨论的参数之一,需要满足通道配置中指定的相关策略。
本部分,我们会看一个通道的配置例子且展示可以被修改的参数。
通道配置例子
查看应用通道配置文件在被拉取和检查后的外观。
注意:为了简单,我们这里只展示一个应用通道配置。order的系统通道配置与应用程序通道的配置非常相似,但不完全相同。但是,应用的基本规则和结构与拉取和编辑的命令相同,可以在文档 Updating the capability level of a channel中查看。
查看配置:注意这里是应用配置,不是order系统配置。
{
"channel_group": {
"groups": {
"Application": {
"groups": {
"Org1MSP": {
"groups": {},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Endorsement": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "PEER"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Readers": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
},
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "PEER"
},
"principal_classification": "ROLE"
},
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "CLIENT"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
},
{
"signed_by": 1
},
{
"signed_by": 2
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
},
{
"principal": {
"msp_identifier": "Org1MSP",
"role": "CLIENT"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
},
{
"signed_by": 1
}
]
}
},
"version": 0
}
},
"version": "0"
}
},
"values": {
"AnchorPeers": {
"mod_policy": "Admins",
"value": {
"anchor_peers": [
{
"host": "peer0.org1.example.com",
"port": 7051
}
]
},
"version": "0"
},
"MSP": {
"mod_policy": "Admins",
"value": {
"config": {
"admins": [],
"crypto_config": {
"identity_identifier_hash_function": "SHA256",
"signature_hash_family": "SHA2"
},
"fabric_node_ous": {
"admin_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "admin"
},
"client_ou_identifier": {
"certificate": "LS0tLS1CRUdJTiBDRVJUSUZJQ0FURS0tLS0tCk1JSUNKekNDQWMyZ0F3SUJBZ0lVYWVSeWNkQytlR1lUTUNyWTg2UFVXUEdzQUw0d0NnWUlLb1pJemowRUF3SXcKY0RFTE1Ba0dBMVVFQmhNQ1ZWTXhGekFWQmdOVkJBZ1REazV2Y25Sb0lFTmhjbTlzYVc1aE1ROHdEUVlEVlFRSApFd1pFZFhKb1lXMHhHVEFYQmdOVkJBb1RFRzl5WnpFdVpYaGhiWEJzWlM1amIyMHhIREFhQmdOVkJBTVRFMk5oCkxtOXlaekV1WlhoaGJYQnNaUzVqYjIwd0hoY05NakF3TXpJME1qQXhPREF3V2hjTk16VXdNekl4TWpBeE9EQXcKV2pCd01Rc3dDUVlEVlFRR0V3SlZVekVYTUJVR0ExVUVDQk1PVG05eWRHZ2dRMkZ5YjJ4cGJtRXhEekFOQmdOVgpCQWNUQmtSMWNtaGhiVEVaTUJjR0ExVUVDaE1RYjNKbk1TNWxlR0Z0Y0d4bExtTnZiVEVjTUJvR0ExVUVBeE1UClkyRXViM0puTVM1bGVHRnRjR3hsTG1OdmJUQlpNQk1HQnlxR1NNNDlBZ0VHQ0NxR1NNNDlBd0VIQTBJQUJLWXIKSmtqcEhjRkcxMVZlU200emxwSmNCZEtZVjc3SEgvdzI0V09sZnphYWZWK3VaaEZ2YTFhQm9aaGx5RloyMGRWeApwMkRxb09BblZ4MzZ1V3o2SXl1alJUQkRNQTRHQTFVZER3RUIvd1FFQXdJQkJqQVNCZ05WSFJNQkFmOEVDREFHCkFRSC9BZ0VCTUIwR0ExVWREZ1FXQkJTcHpDQWdPaGRuSkE3VVpxUWlFSVFXSFpnYXZEQUtCZ2dxaGtqT1BRUUQKQWdOSUFEQkZBaUVBbEZtYWdIQkJoblFUd3dDOXBQRTRGbFY2SlhIbTdnQ1JyWUxUbVgvc0VySUNJRUhLZG51KwpIWDgrVTh1ZkFKbTdrL1laZEtVVnlWS2E3bGREUjlWajNveTIKLS0tLS1FTkQgQ0VSVElGSUNBVEUtLS0tLQo=",
"organizational_unit_identifier": "client"
},
"enable": true,
"orderer_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "orderer"
},
"peer_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "peer"
}
},
"intermediate_certs": [],
"name": "Org1MSP",
"organizational_unit_identifiers": [],
"revocation_list": [],
"root_certs": [
"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"
],
"signing_identity": null,
"tls_intermediate_certs": [],
"tls_root_certs": [
"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"
]
},
"type": 0
},
"version": "0"
}
},
"version": "1"
},
"Org2MSP": {
"groups": {},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Endorsement": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "PEER"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Readers": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
},
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "PEER"
},
"principal_classification": "ROLE"
},
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "CLIENT"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
},
{
"signed_by": 1
},
{
"signed_by": 2
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
},
{
"principal": {
"msp_identifier": "Org2MSP",
"role": "CLIENT"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
},
{
"signed_by": 1
}
]
}
},
"version": 0
}
},
"version": "0"
}
},
"values": {
"AnchorPeers": {
"mod_policy": "Admins",
"value": {
"anchor_peers": [
{
"host": "peer0.org2.example.com",
"port": 9051
}
]
},
"version": "0"
},
"MSP": {
"mod_policy": "Admins",
"value": {
"config": {
"admins": [],
"crypto_config": {
"identity_identifier_hash_function": "SHA256",
"signature_hash_family": "SHA2"
},
"fabric_node_ous": {
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"organizational_unit_identifier": "admin"
},
"client_ou_identifier": {
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"organizational_unit_identifier": "client"
},
"enable": true,
"orderer_ou_identifier": {
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"organizational_unit_identifier": "orderer"
},
"peer_ou_identifier": {
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"organizational_unit_identifier": "peer"
}
},
"intermediate_certs": [],
"name": "Org2MSP",
"organizational_unit_identifiers": [],
"revocation_list": [],
"root_certs": [
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],
"signing_identity": null,
"tls_intermediate_certs": [],
"tls_root_certs": [
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]
},
"type": 0
},
"version": "0"
}
},
"version": "1"
}
},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "MAJORITY",
"sub_policy": "Admins"
}
},
"version": "0"
},
"Endorsement": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "MAJORITY",
"sub_policy": "Endorsement"
}
},
"version": "0"
},
"LifecycleEndorsement": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "MAJORITY",
"sub_policy": "Endorsement"
}
},
"version": "0"
},
"Readers": {
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"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Readers"
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Writers"
}
},
"version": "0"
}
},
"values": {
"Capabilities": {
"mod_policy": "Admins",
"value": {
"capabilities": {
"V2_0": {}
}
},
"version": "0"
}
},
"version": "1"
},
"Orderer": {
"groups": {
"OrdererOrg": {
"groups": {},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "OrdererMSP",
"role": "ADMIN"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Readers": {
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"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "OrdererMSP",
"role": "MEMBER"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 1,
"value": {
"identities": [
{
"principal": {
"msp_identifier": "OrdererMSP",
"role": "MEMBER"
},
"principal_classification": "ROLE"
}
],
"rule": {
"n_out_of": {
"n": 1,
"rules": [
{
"signed_by": 0
}
]
}
},
"version": 0
}
},
"version": "0"
}
},
"values": {
"MSP": {
"mod_policy": "Admins",
"value": {
"config": {
"admins": [],
"crypto_config": {
"identity_identifier_hash_function": "SHA256",
"signature_hash_family": "SHA2"
},
"fabric_node_ous": {
"admin_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "admin"
},
"client_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "client"
},
"enable": true,
"orderer_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "orderer"
},
"peer_ou_identifier": {
"certificate": "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",
"organizational_unit_identifier": "peer"
}
},
"intermediate_certs": [],
"name": "OrdererMSP",
"organizational_unit_identifiers": [],
"revocation_list": [],
"root_certs": [
"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"
],
"signing_identity": null,
"tls_intermediate_certs": [],
"tls_root_certs": [
"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"
]
},
"type": 0
},
"version": "0"
}
},
"version": "0"
}
},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "MAJORITY",
"sub_policy": "Admins"
}
},
"version": "0"
},
"BlockValidation": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Writers"
}
},
"version": "0"
},
"Readers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Readers"
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Writers"
}
},
"version": "0"
}
},
"values": {
"BatchSize": {
"mod_policy": "Admins",
"value": {
"absolute_max_bytes": 103809024,
"max_message_count": 10,
"preferred_max_bytes": 524288
},
"version": "0"
},
"BatchTimeout": {
"mod_policy": "Admins",
"value": {
"timeout": "2s"
},
"version": "0"
},
"Capabilities": {
"mod_policy": "Admins",
"value": {
"capabilities": {
"V2_0": {}
}
},
"version": "0"
},
"ChannelRestrictions": {
"mod_policy": "Admins",
"value": null,
"version": "0"
},
"ConsensusType": {
"mod_policy": "Admins",
"value": {
"metadata": {
"consenters": [
{
"client_tls_cert": "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",
"host": "orderer.example.com",
"port": 7050,
"server_tls_cert": "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"
}
],
"options": {
"election_tick": 10,
"heartbeat_tick": 1,
"max_inflight_blocks": 5,
"snapshot_interval_size": 16777216,
"tick_interval": "500ms"
}
},
"state": "STATE_NORMAL",
"type": "etcdraft"
},
"version": "0"
}
},
"version": "0"
}
},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "MAJORITY",
"sub_policy": "Admins"
}
},
"version": "0"
},
"Readers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Readers"
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Writers"
}
},
"version": "0"
}
},
"values": {
"BlockDataHashingStructure": {
"mod_policy": "Admins",
"value": {
"width": 4294967295
},
"version": "0"
},
"Capabilities": {
"mod_policy": "Admins",
"value": {
"capabilities": {
"V2_0": {}
}
},
"version": "0"
},
"Consortium": {
"mod_policy": "Admins",
"value": {
"name": "SampleConsortium"
},
"version": "0"
},
"HashingAlgorithm": {
"mod_policy": "Admins",
"value": {
"name": "SHA256"
},
"version": "0"
},
"OrdererAddresses": {
"mod_policy": "/Channel/Orderer/Admins",
"value": {
"addresses": [
"orderer.example.com:7050"
]
},
"version": "0"
}
},
"version": "0"
},
"sequence": "3"
}
看起来很能很吓人,但是它是规律的结构。
例如,让我们看看关闭了选项卡的配置。
注意,这里是应用通道,不是order系统通道
配置的结构现在更加明显。你可以看配置组:Channel,Application, Orderer,每一个参数都关联在配置组中(下一部分再看),但代表组织的MSP。注意Channel配置组在Orderer配置组下面。
更多参数
在这部分,我们深入的了解下配置的值代表的含义。
首先,在配置的多个地方中存在配置参数:
- Policies. 策略不仅是一个配置值(可以按照mod_policy中的定义进行更新),他们定义了可以更改所有参数的环境。更多信息查看Policies
- Capabilities. 确保网络和通道过程在一种方式里,为了通道配置更新和链码调用等创建确定性结果。没有确定的结果,通道上一个peer可能对事务验证无效,而另一个会验证有效。更多信息,查看Capabilities.
Channel/Application
控制应用程序通道特有的配置参数(例如,增加或者删除通道成员)。默认的,改变这些参数需要大多数应用组织管理员的签名。
- Add orgs to a channel.向通道中增加一个组织,他们的MSP和其它参数必须产生和添加到这(Channel/Application/groups)
- Organization-related parameters. 任何特定于组织的参数,(确定锚节点,例如,或者管理员证书),可以修改。注意这些值默认不需要大多数组织签名,只需要它自己管理
Channel/Orderer
管理Orderer service和Orderer系统通道特有的配置参数,需要大多数orderer组织赞同(默认只有一个排序组织,尽管可以添加更多,例如当多个组织向ordering service 贡献节点时)。
- Batch size.这些参数指定了区块中事务的数量和大小。没有区块会比
absolute_max_bytes
更大或者包含的事务比max_message_count
更多。如果在preferred_max_bytes下构造区块,则块将被过早地剪切,并且大于此大小的事务将出现在他们自己的块中。 - Batch timeout. 在第一个事务到达后,在剪切块之前等待附加事务的时间量,减小此值将改善延迟。但是,过多地减少它可能会降低吞吐量,因为不允许块填充到其最大容量。
- Block validation.此策略指定要视为有效的块的签名要求。默认的,它需要ordering组织的某个签名。
- Consensus type.将基于Kafka的ordering services迁移到基于Raft的ordering services,它可以改变通道的共识策略。更多信息,查看 Migrating from Kafka to Raft.
- Raft ordering service parameters. Raft ordering service特有的参数,查看 Raft configuration.
- Kafka brokers (where applicable). 当共识设置的是kafka,brokers列举了一些子集(或最好是全部),orderer在启动时最初链接的代理
Channel
管理peer组织和ordering组织都需要同意的配置参数,需要大多数的应用组织管理员和排序组织管理员。
- Orderer addresses. 一个地址列表,客户端需要调用的order的
Broadcast
和Deliver
。peer在这些地址中随机选择,并在它们之间进行故障转移以检索区块。 - Hashing structure. 区块数据是字节数组的数组。区块数据的哈希计算为默克尔树。这个值指定了默克尔树的宽度。目前,此值固定为4294967295,该值对应于区块数据字节的连接的简单平面散列。
- Hashing algorithm. 用于计算编码到区块链中哈希值的算法。尤其是,这回影响数据哈希和区块的前一个区块的哈希字段。注意,当前这个值只有一个选项SHA256并且不能被改变。
System channel configuration parameters
当然这些配置值只用于orderer系统通道。
- Channel creation policy. 定义策略值,该值将为联盟内定义的新通道的应用组设置在mod_policy上。附加到通道创建请求的签名集将更具此策略在新通道中的实例化进行检查,以确保通道创建得到授权。注意这项设置只在orderer的系统通道中。
- Channel restrictions. 仅在orderer系统通道可编辑。orderer可以指定最大的通道数量max_count。主要使用与具有弱联合通道创建策略的预生产环境。
编辑配置
概念上说升级通道配置分了简单的三步。
1.获取最新的通道配置
2.创建一个可编辑的通道配置
3.创建修改配置的事务
然而,正如你将看到的,这种概念上的简单性被包装在一个有点复杂的过程中。因此,有些用户可能会选择编写脚本,以换取、转换和确定配置更新的范围。用户可以选择如何修改通道配置本身,可以手动修改,也可以使用类似于jq的工具修改。
有两个专门的教程来介绍修改通道配置实现目的:
Adding an Org to a Channel:将一个新组织加入到通道中。
Updating channel capabilities:如何升级通道能力。(官方文档丢失)
在这个话题里,我们将独立展示配置更新的最终目标编辑通道配置的过程。
首先设置环境变量
在使用示例命令时,确保设置了如下的环境变量。这将取决于构建部署的方式。注意通道名称,CH_NAME
需要设置,因为通道配置更新仅适用于正在更新的通道配置。(除了ordering系统通道之外,其配置默认复制到应用程序通道的配置中)
- CH_NAME:要修改的通道名称。
- TLS_ROOT_CA:建议更新的组织的TLS CA的根CA证书的路径。
- CORE_PEER_LOCALMSPID:MSP的名称。
- CORE_PEER_MSPCONFIGPATH:组织MSP 的绝对路径。
- ORDERER_CONTAINER:排序节点容器。注意,当以ordering service为目标时,可以将ordering service中的任何活动节点作为目标。你的请求会自动转发给领导者。
注意:本文为JSON和protobuf文件提供了默认的名称(config_block.pb
, config_block.json
)。你可以自己定义文件名称。但是,请注意,除非在每次配置更新结束时返回并删除这些文件,否则在进行其他更新时必须选择不同的文件。
步骤1:拉取并转换配置
升级配置的第一步是获取最新的配置区块。这是三个过程。首先,我们拉取的区块配置是protobuf格式的,创建一个文件叫config_block.pb。
确保你在peer容器中,现在开始:
peer channel fetch config config_block.pb -o $ORDERER_CONTAINER -c $CH_NAME --tls --cafile $TLS_ROOT_CA
下一步,将protobuf转换到JSON,config_block.json(因为JSON容易读和理解):
configtxlator proto_decode --input config_block.pb --type common.Block --output config_block.json
最后,我们从配置中除去不必要的元数据,让配置文件看起来更好读。可以自定义新文件名,这里我们叫config.json。
jq .data.data[0].payload.data.config config_block.json > config.json
现在我们复制一个config.json起名modified_config.json。没有直接编辑config.json,因为稍后我们要计算
config.json和modified_config.json之间的不同。
cp config.json modified_config.json
步骤2:修改配置
在这一步有两种方式来修改配置。
1.使用文本编辑器打开modified_config.json。现有的在线教程描述了如何从没有编辑器的容器中复制文件,对其进行编辑并将其添加会容器。
2.使用jq来编辑配置。
手动编辑还是使用jq由你决定。因为jq是简单且可编程的(对多个通道进行相同配置更新时的优势),jq方式是推荐方式。如何使用jq的例子可以查看 Updating channel capabilities,展示多个jq命令修改配置的capabilities 文件名叫capabilities.json。如果你更新的不是通道的capabilities ,则必须相应地修改jq命令和JSON文件。
步骤3:重新编译并提交配置
无论是手动修改该还是使用jq,在将配置更新提交给要批准的通道上的其他管理员之前,你现在必须运行进程,以拉取和确定范围,执行一个步奏来计算旧配置和新配置之间的差异。
首先,将config.json文件转换成protobuf格式,转换后文件叫config.pb。然后对modified_config.json进行转换。然后计算两个文件,创建新文件叫config_update.pb。
configtxlator proto_encode --input config.json --type common.Config --output config.pb
configtxlator proto_encode --input modified_config.json --type common.Config --output modified_config.pb
configtxlator compute_update --channel_id $CH_NAME --original config.pb --updated modified_config.pb --output config_update.pb
现在已经计算了新旧文件的不同,现在可以将修改应用到配置文件中。
configtxlator proto_decode --input config_update.pb --type common.ConfigUpdate --output config_update.json
echo '{"payload":{"header":{"channel_header":{"channel_id":"'$CH_NAME'", "type":2}},"data":{"config_update":'$(cat config_update.json)'}}}' | jq . > config_update_in_envelope.json
configtxlator proto_encode --input config_update_in_envelope.json --type common.Envelope --output config_update_in_envelope.pb
提交修改配置事务
peer channel update -f config_update_in_envelope.pb -c $CH_NAME -o $ORDERER_CONTAINER --tls --cafile $TLS_ROOT_CA
我们的配置更新事务表示原始配置和修改后的配置之间的差异,但ordering service 会将其转换为完整的通道配置。
得到必要签名
当你成功的生成了新的protobuf 文件,它将需要满足更改内容的策略,通道(有时不是)需要其它组织的签名。
注意:根据应用程序的不同,你可以编写签名集合的脚本。一般来说,你可能总是收集到比所需更多的签名。
获取这些签名的实际过程将取决于你如何设置系统,但有两个主要实现。目前,Fabric命令行默认为“pass it along”系统。这是,组织管理员将配置的升级发送给其它需要签名的组织的管理员。其他管理员签名(或者拒绝),将其传递给下一个管理员,一直进行,知道有足够的签名可以用来提交。
这有一个简单的优点——当有足够的签名时,最后一个管理员可以直接地提交配置事务(在Fabric中,peer通道更新命令默认包含了一个签名)。然而,这个过程只适用于较小的通道,因为“传递”方法可能会很耗时。
另一个选择是将更新提交给通道上的每个管理员,并等待足够的签名返回。然后可以将这些签名合在一起一并提交。这使得创建配置更新的管理员(强制他们处理每个签名者的一个文件)的工作更加困难,但对于正在开发Fabric管理应用程序的用户来说,这是推荐的工作流。
一旦配置被添加到账本,最好将其拉取出来转换为JSON并检查是否正确添加了内容。这也将作为最新配置的副本。