Grafana é uma aplicação de código aberto multiplataforma para exibir graficamente dados de várias fontes de dados como InfluxDB, MySQL, PostgreSQL ou Prometheus. Hoje eu mostro como instalar um serviço Grafana no Synology DiskStation.
Passo 1: Preparar a Sinologia
Primeiro, o login do SSH deve ser ativado no DiskStation. Para fazer isso, vá para o “Painel de Controle” > “Terminal
Então você pode entrar via “SSH”, a porta especificada e a senha do administrador (usuários do Windows usam Putty ou WinSCP).
Eu inicio sessão via Terminal, winSCP ou Putty e deixo esta consola aberta para mais tarde.
Passo 2: Criar pasta Grafana
Eu crio um novo diretório chamado “grafana” no diretório Docker.
Com o comando “cd” procuro o directório Grafana:
$ cd /volume1/docker/grafana/
version: "2"
services:
grafana:
image: grafana/grafana
container_name: grafana_server_grafana
restart: always
ports:
- 3000:3000
networks:
- grafana
environment:
- GF_SERVER_CERT_FILE=/etc/ssl/server.crt
- GF_SERVER_CERT_KEY=/etc/ssl/server.key
- GF_SERVER_PROTOCOL=https
- GF_SERVER_HTTP_PORT=3000
volumes:
- ./grafana:/var/lib/grafana
- ./ssl:/etc/ssl
influxdb:
image: influxdb
container_name: grafana_server_influxdb
restart: always
ports:
- 8086:8086
networks:
- grafana
volumes:
- ./influxdb:/var/lib/influxdb
- ./ssl:/etc/ssl
environment:
- INFLUXDB_DB=telegraf
- INFLUXDB_USER=telegraf
- INFLUXDB_USER_PASSWORD=influxdb-password
- INFLUXDB_ADMIN_ENABLED=true
- INFLUXDB_ADMIN_USER=admin
- INFLUXDB_ADMIN_PASSWORD=influxdb-password
- INFLUXDB_HTTP_HTTPS_ENABLED=true
- INFLUXDB_HTTP_HTTPS_CERTIFICATE=/etc/ssl/server.crt
- INFLUXDB_HTTP_HTTPS_PRIVATE_KEY=/etc/ssl/server.key
- INFLUXDB_HTTP_AUTH_ENABLED=true
telegraf:
image: telegraf
container_name: grafana_server_telegraf
restart: always
environment:
HOST_PROC: /rootfs/proc
HOST_SYS: /rootfs/sys
HOST_ETC: /rootfs/etc
volumes:
- ./telegraf.conf:/etc/telegraf/telegraf.conf:ro
- /var/run/docker.sock:/var/run/docker.sock:ro
- /sys:/rootfs/sys:ro
- /proc:/rootfs/proc:ro
- /etc:/rootfs/etc:ro
networks:
grafana:
Eu crio mais duas subpastas para os dados:
$ mkdir grafana
$ mkdir influxdb
$ chown -R 472:472 grafana
$ mkdir ssl
$ openssl genrsa -aes256 -passout pass:your-password -out ssl/server.pass.key 4096
$ openssl rsa -passin pass:your-password -in ssl/server.pass.key -out ssl/server.key
$ openssl req -new -key ssl/server.key -out ssl/server.csr
$ rm ssl/server.pass.key
$ openssl x509 -req -sha256 -days 365 -in ssl/server.csr -signkey ssl/server.key -out ssl/server.crt
Finalmente, eu crio um arquivo “telegraf.conf” com este conteúdo:
[global_tags]
[agent]
interval = "60s"
round_interval = true
metric_batch_size = 1000
metric_buffer_limit = 10000
collection_jitter = "0s"
flush_interval = "10s"
flush_jitter = "0s"
precision = ""
hostname = "Synology DS918"
omit_hostname = false
[[outputs.influxdb]]
urls = ["https://192.168.1.46:8086"] #synology ip
database = "telegraf"
timeout = "5s"
username = "telegraf"
password = "influxdb-password"
insecure_skip_verify = true
[[inputs.ping]]
interval = "5s"
urls = ["google.com", "amazon.com", "github.com"]
count = 4
ping_interval = 1.0
timeout = 2.0
[[inputs.cpu]]
percpu = true
totalcpu = true
collect_cpu_time = false
report_active = false
fielddrop = ["time_*"]
[[inputs.disk]]
ignore_fs = ["tmpfs", "devtmpfs", "devfs", "iso9660", "overlay", "aufs", "squashfs"]
[[inputs.disk]]
ignore_fs = ["tmpfs", "devtmpfs", "none", "iso9660", "overlay", "aufs", "squashfs"]
[[inputs.diskio]]
[[inputs.kernel]]
[[inputs.mem]]
[[inputs.swap]]
[[inputs.net]]
fieldpass = [ "bytes*" ]
[[inputs.netstat]]
[[inputs.processes]]
[[inputs.system]]
[[inputs.net]]
fieldpass = [ "bytes*" ]
[[inputs.docker]]
endpoint = "unix:///var/run/docker.sock"
gather_services = false
container_name_include = []
container_name_exclude = []
timeout = "5s"
docker_label_include = []
docker_label_exclude = []
perdevice = true
total = false
##
## Sinologia
##
[[inputs.snmp]]
# List of agents to poll
agents = [ "192.168.1.46" ] # required - enter the IP address of your Synology device
# Polling interval
interval = "60s"
# Timeout for each SNMP query.
timeout = "10s"
# Number of retries to attempt within timeout.
retries = 3
# SNMP version, UAP only supports v1
version = 2
# SNMP community string.
community = "public"
# The GETBULK max-repetitions parameter
max_repetitions = 30
# Measurement name
name = "snmp.SYNO"
# System name (hostname)
[[inputs.snmp.field]]
is_tag = true
name = "sysName"
oid = "RFC1213-MIB::sysName.0"
# System vendor OID
[[inputs.snmp.field]]
name = "sysObjectID"
oid = "RFC1213-MIB::sysObjectID.0"
# System description
[[inputs.snmp.field]]
name = "sysDescr"
oid = "RFC1213-MIB::sysDescr.0"
# System contact
[[inputs.snmp.field]]
name = "sysContact"
oid = "RFC1213-MIB::sysContact.0"
# System location
[[inputs.snmp.field]]
name = "sysLocation"
oid = "RFC1213-MIB::sysLocation.0"
# System uptime
[[inputs.snmp.field]]
name = "sysUpTime"
oid = "RFC1213-MIB::sysUpTime.0"
# Inet interface
[[inputs.snmp.table]]
oid = "IF-MIB::ifTable"
[[inputs.snmp.table.field]]
is_tag = true
oid = "IF-MIB::ifDescr"
#Syno disk
[[inputs.snmp.table]]
oid = "SYNOLOGY-DISK-MIB::diskTable"
[[inputs.snmp.table.field]]
is_tag = true
oid = "SYNOLOGY-DISK-MIB::diskID"
#Syno raid
[[inputs.snmp.table]]
oid = "SYNOLOGY-RAID-MIB::raidTable"
[[inputs.snmp.table.field]]
is_tag = true
oid = "SYNOLOGY-RAID-MIB::raidName"
#Syno load
[[inputs.snmp.table]]
oid = "UCD-SNMP-MIB::laTable"
[[inputs.snmp.table.field]]
is_tag = true
oid = "UCD-SNMP-MIB::laNames"
# System memTotalSwap
[[inputs.snmp.field]]
name = "memTotalSwap"
oid = "UCD-SNMP-MIB::memTotalSwap.0"
# System memAvailSwap
[[inputs.snmp.field]]
name = "memAvailSwap"
oid = "UCD-SNMP-MIB::memAvailSwap.0"
# System memTotalReal
[[inputs.snmp.field]]
name = "memTotalReal"
oid = "UCD-SNMP-MIB::memTotalReal.0"
# System memAvailReal
[[inputs.snmp.field]]
name = "memAvailReal"
oid = "UCD-SNMP-MIB::memAvailReal.0"
# System memTotalFree
[[inputs.snmp.field]]
name = "memTotalFree"
oid = "UCD-SNMP-MIB::memTotalFree.0"
# System Status
[[inputs.snmp.field]]
name = "systemStatus"
oid = "SYNOLOGY-SYSTEM-MIB::systemStatus.0"
# System temperature
[[inputs.snmp.field]]
name = "temperature"
oid = "SYNOLOGY-SYSTEM-MIB::temperature.0"
# System powerStatus
[[inputs.snmp.field]]
name = "powerStatus"
oid = "SYNOLOGY-SYSTEM-MIB::powerStatus.0"
# System systemFanStatus
[[inputs.snmp.field]]
name = "systemFanStatus"
oid = "SYNOLOGY-SYSTEM-MIB::systemFanStatus.0"
# System cpuFanStatus
[[inputs.snmp.field]]
name = "cpuFanStatus"
oid = "SYNOLOGY-SYSTEM-MIB::cpuFanStatus.0"
# System modelName
[[inputs.snmp.field]]
name = "modelName"
oid = "SYNOLOGY-SYSTEM-MIB::modelName.0"
# System serialNumber
[[inputs.snmp.field]]
name = "serialNumber"
oid = "SYNOLOGY-SYSTEM-MIB::serialNumber.0"
# System version
[[inputs.snmp.field]]
name = "version"
oid = "SYNOLOGY-SYSTEM-MIB::version.0"
# System upgradeAvailable
[[inputs.snmp.field]]
name = "upgradeAvailable"
oid = "SYNOLOGY-SYSTEM-MIB::upgradeAvailable.0"
# System volume
[[inputs.snmp.table]]
oid = "HOST-RESOURCES-MIB::hrStorageTable"
[[inputs.snmp.table.field]]
is_tag = true
oid = "HOST-RESOURCES-MIB::hrStorageDescr"
# System ssCpuUser
[[inputs.snmp.field]]
name = "ssCpuUser"
oid = ".1.3.6.1.4.1.2021.11.9.0"
# System ssCpuSystem
[[inputs.snmp.field]]
name = "ssCpuSystem"
oid = ".1.3.6.1.4.1.2021.11.10.0"
# System ssCpuIdle
[[inputs.snmp.field]]
name = "ssCpuIdle"
oid = ".1.3.6.1.4.1.2021.11.11.0"
# Service users CIFS
[[inputs.snmp.table.field]]
name = "usersCIFS"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "1"
# Service users AFP
[[inputs.snmp.table.field]]
name = "usersAFP"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "2"
# Service users NFS
[[inputs.snmp.table.field]]
name = "usersNFS"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "3"
# Service users FTP
[[inputs.snmp.table.field]]
name = "usersFTP"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "4"
# Service users SFTP
[[inputs.snmp.table.field]]
name = "usersSFTP"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "5"
# Service users HTTP
[[inputs.snmp.table.field]]
name = "usersHTTP"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "6"
# Service users TELNET
[[inputs.snmp.table.field]]
name = "usersTELNET"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "7"
# Service users SSH
[[inputs.snmp.table.field]]
name = "usersSSH"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "8"
# Service users OTHER
[[inputs.snmp.table.field]]
name = "usersOTHER"
oid = "SYNOLOGY-SERVICES-MIB::serviceUsers"
oid_index_suffix = "9"
# UPS Status
[[inputs.snmp.table.field]]
name = "upsStatus"
oid = "SYNOLOGY-UPS-MIB::upsInfoStatus"
# UPS Load
[[inputs.snmp.table.field]]
name = "upsLoad"
oid = "SYNOLOGY-UPS-MIB::upsInfoLoadValue"
# UPS Battery Charge
[[inputs.snmp.table.field]]
name = "upsCharge"
oid = "SYNOLOGY-UPS-MIB::upsBatteryChargeValue"
# UPS Battery Charge Warning
[[inputs.snmp.table.field]]
name = "upsWarning"
oid = "SYNOLOGY-UPS-MIB::upsBatteryChargeWarning"
[[inputs.docker]]
endpoint = "unix:///var/run/docker.sock"
gather_services = false
container_name_include = []
container_name_exclude = []
timeout = "5s"
docker_label_include = []
docker_label_exclude = []
perdevice = true
total = false
Agora inicie o servidor Grafana com esta chamada Compose:
$ sudo docker-compose -f grafana.yml up
Passo 3: Configuração
Agora posso chamar o servidor, configurar o banco de dados, criar painel de controle e conectar mais dados de medição.