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langerma/loki.nomad.hcl

Created April 26, 2022 13:21
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loki distributed
Raw
loki.nomad.hcl
job "loki" {
datacenters = ["hetzner"]
type = "service"
group "loki-distributor" {
count = 2
network {
dns {
servers = ["169.254.1.1"]
}
port "http" {
#static = 3100
host_network = "default"
}
port "grpc" {
host_network = "default"
}
}
restart {
attempts = 3
delay = "30s"
mode = "delay"
}
task "loki-distributor" {
template {
change_mode = "noop"
destination = "local/loki.yml"
data = "{{ key \"config/loki\" }}"
}
driver = "docker"
env {
JAEGER_AGENT_HOST = "tempo.service.consul"
JAEGER_TAGS = "cluster=nomad"
JAEGER_SAMPLER_TYPE = "probabilistic"
JAEGER_SAMPLER_PARAM = "1"
}
config {
image = "grafana/loki"
network_mode = "host"
ports = ["http", "grpc"]
args = [
"-config.file=local/loki.yml",
"-server.grpc-listen-port=${NOMAD_PORT_grpc}",
"-server.http-listen-port=${NOMAD_PORT_http}",
"-target=distributor"
]
}
resources {
cpu = 200
memory = 128
}
service {
name = "loki-distributor"
port = "http"
tags = [
"monitoring",
"prometheus",
"log",
"traefik.enable=true",
"traefik.http.services.loki.loadbalancer.server.port=${NOMAD_PORT_http}",
"traefik.http.middlewares.lokiHeaders.headers.customRequestHeaders.X-Scope-OrgID=someid",
"traefik.http.routers.loki.middlewares=lokiHeaders",
"traefik.http.services.loki.loadbalancer.healthcheck.path=/ready",
"traefik.http.routers.loki.rule=Host(`loki.example.com`) || Host(`loki-distributor.service.consul`)",
"traefik.frontend.entryPoints=http"
]
check {
name = "Loki HTTP"
type = "http"
path = "/ready"
interval = "10s"
timeout = "5s"
check_restart {
limit = 2
grace = "90s"
ignore_warnings = false
}
}
}
}
}
group "loki-querier" {
count = 8
network {
dns {
servers = ["169.254.1.1"]
}
port "http" {
#static = 3100
host_network = "default"
}
port "grpc" {
host_network = "default"
}
}
volume "loki" {
type = "host"
source = "loki-data"
read_only = false
}
restart {
attempts = 3
delay = "30s"
mode = "delay"
}
task "loki-querier" {
template {
change_mode = "noop"
destination = "local/loki.yml"
data = "{{ key \"config/loki\" }}"
}
driver = "docker"
volume_mount {
volume = "loki"
destination = "/loki"
}
env {
JAEGER_AGENT_HOST = "tempo.service.consul"
JAEGER_TAGS = "cluster=nomad"
JAEGER_SAMPLER_TYPE = "probabilistic"
JAEGER_SAMPLER_PARAM = "1"
}
config {
image = "grafana/loki"
network_mode = "host"
ports = ["http", "grpc"]
args = [
"-config.file=local/loki.yml",
"-server.grpc-listen-port=${NOMAD_PORT_grpc}",
"-server.http-listen-port=${NOMAD_PORT_http}",
"-consul.hostname=consul.service.consul:8500",
"-target=querier"
]
}
resources {
cpu = 500
memory = 2048
}
service {
name = "loki-querier"
port = "http"
tags = [
"monitoring",
"prometheus",
"log",
"traefik.enable=true",
"traefik.frontend.entryPoints=http"
]
check {
name = "Loki HTTP"
type = "http"
path = "/ready"
interval = "10s"
timeout = "5s"
check_restart {
limit = 2
grace = "90s"
ignore_warnings = false
}
}
}
}
}
group "loki-query-frontend" {
count = 2
network {
dns {
servers = ["169.254.1.1"]
}
port "http" {
#static = 3100
host_network = "default"
}
port "grpc" {
host_network = "default"
}
}
restart {
attempts = 3
delay = "30s"
mode = "delay"
}
task "loki-query-frontend" {
template {
change_mode = "noop"
destination = "local/loki.yml"
data = "{{ key \"config/loki\" }}"
}
driver = "docker"
env {
JAEGER_AGENT_HOST = "tempo.service.consul"
JAEGER_TAGS = "cluster=nomad"
JAEGER_SAMPLER_TYPE = "probabilistic"
JAEGER_SAMPLER_PARAM = "1"
}
config {
image = "grafana/loki"
network_mode = "host"
ports = ["http", "grpc"]
args = [
"-config.file=local/loki.yml",
"-server.grpc-listen-port=${NOMAD_PORT_grpc}",
"-server.http-listen-port=${NOMAD_PORT_http}",
"-consul.hostname=consul.service.consul:8500",
"-target=query-frontend,ruler"
]
}
resources {
cpu = 400
memory = 512
}
service {
name = "loki-query-frontend"
port = "http"
tags = [
"monitoring",
"prometheus",
"log",
"traefik.enable=true",
"traefik.http.services.loki-query-frontend.loadbalancer.server.port=${NOMAD_PORT_http}",
"traefik.http.middlewares.lokiHeaders.headers.customRequestHeaders.X-Scope-OrgID=someid",
"traefik.http.routers.loki-query-frontend.middlewares=lokiHeaders",
"traefik.http.services.loki-query-frontend.loadbalancer.healthcheck.path=/ready",
"traefik.http.routers.loki-query-frontend.rule=Host(`querier.loki.example.com`) || Host(`loki-query-frontend.service.consul`)",
"traefik.frontend.entryPoints=http"
]
check {
name = "Loki HTTP"
type = "http"
path = "/ready"
interval = "10s"
timeout = "5s"
check_restart {
limit = 2
grace = "90s"
ignore_warnings = false
}
}
}
}
}
group "loki-ingester" {
count = 8
constraint {
operator = "distinct_hosts"
value = "true"
}
network {
dns {
servers = ["169.254.1.1"]
}
port "http" {
#static = 3100
host_network = "default"
}
port "grpc" {
host_network = "default"
}
}
volume "loki" {
type = "host"
source = "loki-data"
read_only = false
}
restart {
attempts = 3
delay = "30s"
mode = "delay"
}
task "loki-ingester" {
template {
change_mode = "noop"
destination = "local/loki.yml"
data = "{{ key \"config/loki\" }}"
}
driver = "docker"
volume_mount {
volume = "loki"
destination = "/loki"
}
env {
JAEGER_AGENT_HOST = "tempo.service.consul"
JAEGER_TAGS = "cluster=nomad"
JAEGER_SAMPLER_TYPE = "probabilistic"
JAEGER_SAMPLER_PARAM = "1"
}
config {
image = "grafana/loki"
network_mode = "host"
ports = ["http", "grpc"]
args = [
"-config.file=local/loki.yml",
"-server.grpc-listen-port=${NOMAD_PORT_grpc}",
"-server.http-listen-port=${NOMAD_PORT_http}",
"-target=ingester"
]
}
resources {
cpu = 400
memory = 1024
}
service {
name = "loki-ingester"
port = "http"
tags = [
"monitoring",
"prometheus",
"log",
"traefik.enable=true",
"traefik.frontend.entryPoints=http"
]
check {
name = "Loki HTTP"
type = "http"
path = "/ready"
interval = "10s"
timeout = "5s"
check_restart {
limit = 2
grace = "90s"
ignore_warnings = false
}
}
}
}
}
group "loki-compactor" {
count = 1
network {
dns {
servers = ["169.254.1.1"]
}
port "http" {
#static = 3100
host_network = "default"
}
port "grpc" {
host_network = "default"
}
}
restart {
attempts = 3
delay = "30s"
mode = "delay"
}
task "loki-compactor" {
template {
change_mode = "noop"
destination = "local/loki.yml"
data = "{{ key \"config/loki\" }}"
}
driver = "docker"
env {
JAEGER_AGENT_HOST = "tempo.service.consul"
JAEGER_TAGS = "cluster=nomad"
JAEGER_SAMPLER_TYPE = "probabilistic"
JAEGER_SAMPLER_PARAM = "1"
}
config {
image = "grafana/loki"
network_mode = "host"
ports = ["http", "grpc"]
args = [
"-config.file=local/loki.yml",
"-server.grpc-listen-port=${NOMAD_PORT_grpc}",
"-server.http-listen-port=${NOMAD_PORT_http}",
"-target=compactor"
]
}
resources {
cpu = 100
memory = 512
}
service {
name = "loki-compactor"
port = "http"
tags = [
"monitoring",
"prometheus",
"log",
"traefik.enable=true",
"traefik.frontend.entryPoints=http"
]
check {
name = "Loki HTTP"
type = "http"
path = "/ready"
interval = "10s"
timeout = "5s"
check_restart {
limit = 2
grace = "90s"
ignore_warnings = false
}
}
}
}
}
}
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