homelab/nomad-job/node-exporter.nomad

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job "node-exporter" {
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datacenters = ["homelab", "hetzner"]
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priority = 30
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type = "system"
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meta {
forcedeploy = "0"
}
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group "node-exporter" {
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network {
port "http" {
}
}
service {
name = "node-exporter"
port = "http"
check {
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type = "http"
port = "http"
path = "/"
interval = "10s"
timeout = "2s"
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success_before_passing = "3"
failures_before_critical = "3"
check_restart {
limit = 3
grace = "60s"
}
}
}
task "node-exporter" {
driver = "docker"
config {
image = "prom/node-exporter"
ports = ["http"]
args = [
"--web.listen-address=:${NOMAD_PORT_http}",
"--path.procfs=/host/proc",
"--path.sysfs=/host/sys",
"--collector.filesystem.ignored-mount-points",
"^/(sys|proc|dev|host|etc|rootfs/var/lib/docker/containers|rootfs/var/lib/docker/overlay2|rootfs/run/docker/netns|rootfs/var/lib/docker/aufs)($$|/)"
]
mount {
type = "bind"
target = "/host/proc"
source = "/proc"
readonly = true
}
mount {
type = "bind"
target = "/host/sys"
source = "/sys"
readonly = true
}
}
resources {
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cpu = 20
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memory = 30
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}
}
}
}