目录
输入和输出集成概述
Syslog 插件允许使用标准网络协议从各种来源收集 syslog 消息。此功能对于需要有效监控和记录系统的环境至关重要。
此插件使 Telegraf 能够使用 InfluxDB 行协议将指标高效地直接写入 VictoriaMetrics,从而利用 VictoriaMetrics 在大规模时序数据方面的性能和可扩展性特性。
集成详情
Syslog
Telegraf 的 Syslog 插件捕获通过 TCP、UDP 和 TLS 等各种协议传输的 syslog 消息。它支持 RFC 5424(较新的 syslog 协议)和较旧的 RFC 3164(BSD syslog 协议)。此插件作为服务输入运行,有效地启动一个服务来侦听传入的 syslog 消息。与传统插件不同,服务输入可能无法与标准间隔设置或 CLI 选项(如 --once
)一起使用。它包括用于设置网络配置、套接字权限、消息处理和连接处理的选项。此外,与 Rsyslog 的集成允许转发日志消息,使其成为实时收集和中继系统日志的强大工具,从而无缝集成到监控和日志记录系统中。
VictoriaMetrics
VictoriaMetrics 支持以 InfluxDB 行协议直接摄取指标,使此插件成为高效实时指标存储和检索的理想选择。该集成结合了 Telegraf 广泛的指标收集功能与 VictoriaMetrics 优化的存储和查询功能,包括压缩、快速摄取速率和高效的磁盘利用率。此插件非常适合云原生和大规模监控场景,具有简单性、强大的性能和高可靠性,为大量指标提供高级操作见解和长期存储解决方案。
配置
Syslog
[[inputs.syslog]]
## Protocol, address and port to host the syslog receiver.
## If no host is specified, then localhost is used.
## If no port is specified, 6514 is used (RFC5425#section-4.1).
## ex: server = "tcp://localhost:6514"
## server = "udp://:6514"
## server = "unix:///var/run/telegraf-syslog.sock"
## When using tcp, consider using 'tcp4' or 'tcp6' to force the usage of IPv4
## or IPV6 respectively. There are cases, where when not specified, a system
## may force an IPv4 mapped IPv6 address.
server = "tcp://127.0.0.1:6514"
## Permission for unix sockets (only available on unix sockets)
## This setting may not be respected by some platforms. To safely restrict
## permissions it is recommended to place the socket into a previously
## created directory with the desired permissions.
## ex: socket_mode = "777"
# socket_mode = ""
## Maximum number of concurrent connections (only available on stream sockets like TCP)
## Zero means unlimited.
# max_connections = 0
## Read timeout (only available on stream sockets like TCP)
## Zero means unlimited.
# read_timeout = "0s"
## Optional TLS configuration (only available on stream sockets like TCP)
# tls_cert = "/etc/telegraf/cert.pem"
# tls_key = "/etc/telegraf/key.pem"
## Enables client authentication if set.
# tls_allowed_cacerts = ["/etc/telegraf/clientca.pem"]
## Maximum socket buffer size (in bytes when no unit specified)
## For stream sockets, once the buffer fills up, the sender will start
## backing up. For datagram sockets, once the buffer fills up, metrics will
## start dropping. Defaults to the OS default.
# read_buffer_size = "64KiB"
## Period between keep alive probes (only applies to TCP sockets)
## Zero disables keep alive probes. Defaults to the OS configuration.
# keep_alive_period = "5m"
## Content encoding for message payloads
## Can be set to "gzip" for compressed payloads or "identity" for no encoding.
# content_encoding = "identity"
## Maximum size of decoded packet (in bytes when no unit specified)
# max_decompression_size = "500MB"
## Framing technique used for messages transport
## Available settings are:
## octet-counting -- see RFC5425#section-4.3.1 and RFC6587#section-3.4.1
## non-transparent -- see RFC6587#section-3.4.2
# framing = "octet-counting"
## The trailer to be expected in case of non-transparent framing (default = "LF").
## Must be one of "LF", or "NUL".
# trailer = "LF"
## Whether to parse in best effort mode or not (default = false).
## By default best effort parsing is off.
# best_effort = false
## The RFC standard to use for message parsing
## By default RFC5424 is used. RFC3164 only supports UDP transport (no streaming support)
## Must be one of "RFC5424", or "RFC3164".
# syslog_standard = "RFC5424"
## Character to prepend to SD-PARAMs (default = "_").
## A syslog message can contain multiple parameters and multiple identifiers within structured data section.
## Eg., [id1 name1="val1" name2="val2"][id2 name1="val1" nameA="valA"]
## For each combination a field is created.
## Its name is created concatenating identifier, sdparam_separator, and parameter name.
# sdparam_separator = "_"
VictoriaMetrics
[[outputs.influxdb]]
## URL of the VictoriaMetrics write endpoint
urls = ["http://localhost:8428"]
## VictoriaMetrics accepts InfluxDB line protocol directly
database = "db_name"
## Optional authentication
# username = "username"
# password = "password"
# skip_database_creation = true
# exclude_retention_policy_tag = true
# content_encoding = "gzip"
## Timeout for HTTP requests
timeout = "5s"
## Optional TLS configuration
# tls_ca = "/path/to/ca.pem"
# tls_cert = "/path/to/cert.pem"
# tls_key = "/path/to/key.pem"
# insecure_skip_verify = false
输入和输出集成示例
Syslog
-
集中式日志管理:使用 Syslog 插件将来自多个服务器的日志消息聚合到中央日志记录系统中。通过收集来自不同来源的 syslog 数据,此设置可以帮助监控整体系统运行状况、有效排除问题和维护审计跟踪。
-
实时告警:将 Syslog 插件与告警工具集成,以便在检测到特定日志模式或错误时触发实时通知。例如,如果日志中出现关键系统错误,则可以向运维团队发送告警,从而最大限度地减少停机时间并执行主动维护。
-
安全监控:利用 Syslog 插件进行安全监控,方法是捕获来自防火墙、入侵检测系统和其他安全设备的日志。此日志记录功能增强了安全可见性,并通过分析捕获的 syslog 数据来帮助调查潜在的恶意活动。
-
应用程序性能跟踪:通过收集来自各种应用程序的日志,利用 Syslog 插件监控应用程序性能。此集成有助于分析应用程序的行为和性能趋势,从而帮助优化应用程序流程并确保更顺畅的运行。
VictoriaMetrics
-
云原生应用程序监控:将 Kubernetes 上部署的微服务的指标直接流式传输到 VictoriaMetrics。通过集中化指标,组织可以在动态发展的云环境中执行实时监控、快速异常检测和无缝扩展。
-
可扩展的物联网数据管理:使用该插件将来自物联网部署的传感器数据摄取到 VictoriaMetrics 中。这种方法有助于实时分析、预测性维护以及以最小的存储开销高效管理海量传感器数据。
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金融系统性能跟踪:通过此插件利用 VictoriaMetrics 存储和分析来自金融系统的指标,捕获延迟、交易量和错误率。组织可以快速识别和解决性能瓶颈,从而确保高可用性和法规遵从性。
-
跨环境性能仪表板:将来自各种基础设施组件(例如云实例、容器和物理服务器)的指标集成到 VictoriaMetrics 中。使用可视化工具,团队可以构建全面的仪表板,以实现端到端性能可见性、主动故障排除和基础设施优化。
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