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使用 UNIX 实用程序解码 Junos 遥测接口数据
您可以使用 UNIX 实用程序解码从瞻博网络设备流式传输数据的服务器或收集器上的 Junos 遥测接口数据。本节中的示例演示如何解码单个流数据包。
准备收集器以解码数据
此示例需要满足以下条件:
带有 Netcat (nc) 实用程序的 UNIX 操作系统。
协议缓冲区编译器。
Junos 遥测接口协议缓冲文件。
此过程演示如何准备收集器以使用 Ubuntu OS 解码数据。
安装 Netcat 实用程序。
sudo apt-get install netcat
安装协议缓冲区编译器。
sudo apt-get install protobuf-compiler
安装协议缓冲区开发人员库。
sudo apt-get install libprotobuf-dev
验证库文件是否已安装。
ls /usr/include/google/protobuf/descriptor.proto /usr/include/google/protobuf/descriptor.proto
下载并安装最新版本的 Junos 遥测接口协议缓冲区文件。
从 Web 浏览器中,导航到瞻博网络页面上的所有 Junos 平台软件下载 URL: https://www.juniper.net/support/downloads/。选择 Junos OS 平台的名称和版本号后,请转到 “工具 ”部分并下载 Junos 遥测接口数据模型文件 包。
tar –xvzf junos-telemetry-interface-15.1F6.9.tgz junos-telemetry-interface/telemetry_top.proto junos-telemetry-interface/logical_port.proto junos-telemetry-interface/lsp_mon.proto junos-telemetry-interface/firewall.proto junos-telemetry-interface/lsp_stats.proto junos-telemetry-interface/port.proto junos-telemetry-interface/NOTICE junos-telemetry-interface/license.txt
注意:请务必记下提取文件的位置。
解码收集器上的数据
此过程演示如何捕获数据、解码原始数据以及使用协议缓冲区文件解码数据。
要解码数据:
捕获数据。
在 UDP 侦听器模式下,在目标流式遥测服务器或收集器上运行 netcat,将所有传入的数据报存储到文件中。使用瞻博网络设备上的流服务器配置文件中配置的目标端口号。
nc -ul 0.0.0.0 20000 > data.gpb
注意:此命令将数据报存储到名为
data.gpb
的文件中。运行此程序以捕获数据。如果要停止接收数据,请通过发送中断信号(Control + C
)来停止程序解码原始数据。
注意:此步骤是可选的。如果您知道数据的编码消息类型,则不需要它。
解码文件中的消息
data.gpb
。protoc --decode_raw < ../data.gpb 1: "hillrock:160.1.1.25" 2: 0 4: "S1:/junos/system/linecard/interface/logical/usage/:/junos/system/linecard/interface/logical/usage/:PFE" 5: 65265 6: 1477686534474 7: 1 8: 1 101 { 2636 { 7 { 1 { 1: "et-0/0/4:2.32767" 2: 1477642750 3: 813 4 { 12: 0x37363732332e3165 } . . .
下面的
2636
下一个嵌套结构标识传感器类型。数值2636
标识JuniperNetworksSensor
在文件中定义的telemetry_top.proto
消息。在此示例中,数字标识符7
对应于LogicalPort
文件中定义的logical_port.proto
消息。在下一步中使用此信息生成更详细的输出。解码消息以包含字段名称。
使用解码选项运行协议缓冲区编译器。此外,指定顶级消息类型 (
TelemetryStream
) 和带有消息定义的文件 。logical_port.proto
还必须包含 Goggle 协议缓冲区 (gpb) 库。protoc --decode TelemetryStream logical_port.proto -I /usr/include -I . < data.gpb system_id: "hillrock:160.1.1.25" component_id: 0 sensor_name: "S1:/junos/system/linecard/interface/logical/usage/:/junos/system/linecard/interface/logical/usage/:PFE" sequence_number: 65268 timestamp: 1477686536484 version_major: 1 version_minor: 1 enterprise { [juniperNetworks] { [jnprLogicalInterfaceExt] { interface_info { if_name: "et-0/0/4:2.32767" init_time: 1477642750 snmp_if_index: 813 parent_ae_name: "ae1.32767" ingress_stats { if_packets: 0 if_octets: 0 } egress_stats { if_packets: 0 if_octets: 0 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/7:3.0" init_time: 1477642750 snmp_if_index: 520 parent_ae_name: "ae0.0" ingress_stats { if_packets: 61203309 if_octets: 6487548454 } egress_stats { if_packets: 87416547 if_octets: 9266153982 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.0" init_time: 1477642750 snmp_if_index: 2512 ingress_stats { if_packets: 26266247 if_octets: 2784214806 } egress_stats { if_packets: 26247215 if_octets: 2781829290 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.1" init_time: 1477642750 snmp_if_index: 2522 ingress_stats { if_packets: 26266249 if_octets: 2784214972 } egress_stats { if_packets: 26249115 if_octets: 2781935590 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.2" init_time: 1477642750 snmp_if_index: 2523 ingress_stats { if_packets: 26266248 if_octets: 2784214912 } egress_stats { if_packets: 26249106 if_octets: 2781935086 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.3" init_time: 1477642750 snmp_if_index: 2524 ingress_stats { if_packets: 26266248 if_octets: 2784214820 } egress_stats { if_packets: 26248520 if_octets: 2781902320 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.4" init_time: 1477642750 snmp_if_index: 2525 ingress_stats { if_packets: 26266247 if_octets: 2784214760 } egress_stats { if_packets: 26247302 if_octets: 2781834112 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.5" init_time: 1477642750 snmp_if_index: 2526 ingress_stats { if_packets: 26266247 if_octets: 2784214760 } egress_stats { if_packets: 26247209 if_octets: 2781828904 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.6" init_time: 1477642750 snmp_if_index: 2527 ingress_stats { if_packets: 26266248 if_octets: 2784214820 } egress_stats { if_packets: 26247196 if_octets: 2781828226 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.7" init_time: 1477642750 snmp_if_index: 2528 ingress_stats { if_packets: 26266247 if_octets: 2784214760 } egress_stats { if_packets: 26247203 if_octets: 2781828618 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.8" init_time: 1477642750 snmp_if_index: 2529 ingress_stats { if_packets: 26266247 if_octets: 2784214760 } egress_stats { if_packets: 26247225 if_octets: 2781829850 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.9" init_time: 1477642750 snmp_if_index: 2530 ingress_stats { if_packets: 26266247 if_octets: 2784214760 } egress_stats { if_packets: 26247209 if_octets: 2781828954 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.32767" init_time: 1477642750 snmp_if_index: 648 ingress_stats { if_packets: 4 if_octets: 240 } egress_stats { if_packets: 0 if_octets: 0 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/4:2.32767" init_time: 1477642750 snmp_if_index: 813 parent_ae_name: "ae1.32767" ingress_stats { if_packets: 0 if_octets: 0 } egress_stats { if_packets: 0 if_octets: 0 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/7:3.0" init_time: 1477642750 snmp_if_index: 520 parent_ae_name: "ae0.0" ingress_stats { if_packets: 61206122 if_octets: 6487846632 } egress_stats { if_packets: 87420567 if_octets: 9266580102 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.0" init_time: 1477642750 snmp_if_index: 2512 ingress_stats { if_packets: 26267458 if_octets: 2784343172 } egress_stats { if_packets: 26248420 if_octets: 2781957020 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.1" init_time: 1477642750 snmp_if_index: 2522 ingress_stats { if_packets: 26267460 if_octets: 2784343338 } egress_stats { if_packets: 26250320 if_octets: 2782063320 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.2" init_time: 1477642750 snmp_if_index: 2523 ingress_stats { if_packets: 26267459 if_octets: 2784343278 } egress_stats { if_packets: 26250311 if_octets: 2782062816 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.3" init_time: 1477642750 snmp_if_index: 2524 ingress_stats { if_packets: 26267460 if_octets: 2784343292 } egress_stats { if_packets: 26249725 if_octets: 2782030050 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.4" init_time: 1477642750 snmp_if_index: 2525 ingress_stats { if_packets: 26267459 if_octets: 2784343232 } egress_stats { if_packets: 26248507 if_octets: 2781961842 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.5" init_time: 1477642750 snmp_if_index: 2526 ingress_stats { if_packets: 26267459 if_octets: 2784343232 } egress_stats { if_packets: 26248414 if_octets: 2781956634 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.6" init_time: 1477642750 snmp_if_index: 2527 ingress_stats { if_packets: 26267460 if_octets: 2784343292 } egress_stats { if_packets: 26248401 if_octets: 2781955956 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.7" init_time: 1477642750 snmp_if_index: 2528 ingress_stats { if_packets: 26267459 if_octets: 2784343232 } egress_stats { if_packets: 26248408 if_octets: 2781956348 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.8" init_time: 1477642750 snmp_if_index: 2529 ingress_stats { if_packets: 26267459 if_octets: 2784343232 } egress_stats { if_packets: 26248430 if_octets: 2781957580 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.9" init_time: 1477642750 snmp_if_index: 2530 ingress_stats { if_packets: 26267459 if_octets: 2784343232 } egress_stats { if_packets: 26248414 if_octets: 2781956684 } op_state { operational_status: "up" } } interface_info { if_name: "et-0/0/13:0.32767" init_time: 1477642750 snmp_if_index: 648 ingress_stats { if_packets: 4 if_octets: 240 } egress_stats { if_packets: 0 if_octets: 0 } op_state { operational_status: "up" } } } } }