Grafana je medplatformna odprtokodna aplikacija za grafični prikaz podatkov iz različnih virov podatkov, kot so InfluxDB, MySQL, PostgreSQL ali Prometheus. Danes bom pokazal, kako namestiti storitev Grafana na strežnik Synology DiskStation.
Korak 1: Pripravite Synology
Najprej je treba na napravi DiskStation aktivirati prijavo SSH. To storite tako, da greste v “Nadzorna plošča” > “Terminal”.
Nato se lahko prijavite prek SSH, določenih vrat in skrbniškega gesla (uporabniki Windows uporabljajo Putty ali WinSCP).
Prijavim se prek terminala, winSCP ali Puttyja in pustim to konzolo odprto za pozneje.
Korak 2: Ustvarite mapo Grafana
V imeniku programa Docker ustvarim nov imenik z imenom “grafana”.
Z ukazom “cd” poiščem imenik 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:
Ustvarim še dve podmapi za podatke:
$ 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
Na koncu ustvarim datoteko “telegraf.conf” s to vsebino:
[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
##
## Synology
##
[[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
Zdaj zaženite strežnik Grafana s tem klicem Compose:
$ sudo docker-compose -f grafana.yml up
Korak 3: Konfiguracija
Zdaj lahko pokličem strežnik, konfiguriram zbirko podatkov, ustvarim nadzorno ploščo in povežem več podatkov o meritvah.