forked from AkkomaGang/akkoma
131 lines
4.3 KiB
Elixir
131 lines
4.3 KiB
Elixir
defmodule Pleroma.Web.Telemetry do
|
|
use Supervisor
|
|
import Telemetry.Metrics
|
|
alias Pleroma.Stats
|
|
|
|
def start_link(arg) do
|
|
Supervisor.start_link(__MODULE__, arg, name: __MODULE__)
|
|
end
|
|
|
|
@impl true
|
|
def init(_arg) do
|
|
children = [
|
|
{:telemetry_poller, measurements: periodic_measurements(), period: 10_000},
|
|
{TelemetryMetricsPrometheus.Core, metrics: prometheus_metrics()}
|
|
]
|
|
|
|
Supervisor.init(children, strategy: :one_for_one)
|
|
end
|
|
|
|
# A seperate set of metrics for distributions because phoenix dashboard does NOT handle them well
|
|
defp distribution_metrics do
|
|
[
|
|
distribution(
|
|
"phoenix.router_dispatch.stop.duration",
|
|
# event_name: [:pleroma, :repo, :query, :total_time],
|
|
measurement: :duration,
|
|
unit: {:native, :second},
|
|
tags: [:route],
|
|
reporter_options: [
|
|
buckets: [0.1, 0.2, 0.5, 1, 2.5, 5, 10, 25, 50, 100, 250, 500, 1000]
|
|
]
|
|
),
|
|
|
|
# Database Time Metrics
|
|
distribution(
|
|
"pleroma.repo.query.total_time",
|
|
# event_name: [:pleroma, :repo, :query, :total_time],
|
|
measurement: :total_time,
|
|
unit: {:native, :millisecond},
|
|
reporter_options: [
|
|
buckets: [0.1, 0.2, 0.5, 1, 2.5, 5, 10, 25, 50, 100, 250, 500, 1000]
|
|
]
|
|
),
|
|
distribution(
|
|
"pleroma.repo.query.queue_time",
|
|
# event_name: [:pleroma, :repo, :query, :total_time],
|
|
measurement: :queue_time,
|
|
unit: {:native, :millisecond},
|
|
reporter_options: [
|
|
buckets: [0.01, 0.025, 0.05, 0.1, 0.2, 0.5, 1, 2.5, 5, 10]
|
|
]
|
|
),
|
|
distribution(
|
|
"oban_job_exception",
|
|
event_name: [:oban, :job, :exception],
|
|
measurement: :duration,
|
|
tags: [:worker],
|
|
tag_values: fn tags -> Map.put(tags, :worker, tags.job.worker) end,
|
|
unit: {:native, :second},
|
|
reporter_options: [
|
|
buckets: [0.01, 0.025, 0.05, 0.1, 0.2, 0.5, 1, 2.5, 5, 10]
|
|
]
|
|
),
|
|
distribution(
|
|
"tesla_request_completed",
|
|
event_name: [:tesla, :request, :stop],
|
|
measurement: :duration,
|
|
tags: [:response_code],
|
|
tag_values: fn tags -> Map.put(tags, :response_code, tags.env.status) end,
|
|
unit: {:native, :second},
|
|
reporter_options: [
|
|
buckets: [0.01, 0.025, 0.05, 0.1, 0.2, 0.5, 1, 2.5, 5, 10]
|
|
]
|
|
),
|
|
distribution(
|
|
"oban_job_completion",
|
|
event_name: [:oban, :job, :stop],
|
|
measurement: :duration,
|
|
tags: [:worker],
|
|
tag_values: fn tags -> Map.put(tags, :worker, tags.job.worker) end,
|
|
unit: {:native, :second},
|
|
reporter_options: [
|
|
buckets: [0.01, 0.025, 0.05, 0.1, 0.2, 0.5, 1, 2.5, 5, 10]
|
|
]
|
|
)
|
|
]
|
|
end
|
|
|
|
defp summary_metrics do
|
|
[
|
|
# Phoenix Metrics
|
|
summary("phoenix.endpoint.stop.duration",
|
|
unit: {:native, :millisecond}
|
|
),
|
|
summary("phoenix.router_dispatch.stop.duration",
|
|
tags: [:route],
|
|
unit: {:native, :millisecond}
|
|
),
|
|
summary("pleroma.repo.query.total_time", unit: {:native, :millisecond}),
|
|
summary("pleroma.repo.query.decode_time", unit: {:native, :millisecond}),
|
|
summary("pleroma.repo.query.query_time", unit: {:native, :millisecond}),
|
|
summary("pleroma.repo.query.queue_time", unit: {:native, :millisecond}),
|
|
summary("pleroma.repo.query.idle_time", unit: {:native, :millisecond}),
|
|
|
|
# VM Metrics
|
|
summary("vm.memory.total", unit: {:byte, :kilobyte}),
|
|
summary("vm.total_run_queue_lengths.total"),
|
|
summary("vm.total_run_queue_lengths.cpu"),
|
|
summary("vm.total_run_queue_lengths.io"),
|
|
last_value("pleroma.local_users.total"),
|
|
last_value("pleroma.domains.total"),
|
|
last_value("pleroma.local_statuses.total")
|
|
]
|
|
end
|
|
|
|
def prometheus_metrics, do: summary_metrics() ++ distribution_metrics()
|
|
def live_dashboard_metrics, do: summary_metrics()
|
|
|
|
defp periodic_measurements do
|
|
[
|
|
{__MODULE__, :instance_stats, []}
|
|
]
|
|
end
|
|
|
|
def instance_stats do
|
|
stats = Stats.get_stats()
|
|
:telemetry.execute([:pleroma, :local_users], %{total: stats.user_count}, %{})
|
|
:telemetry.execute([:pleroma, :domains], %{total: stats.domain_count}, %{})
|
|
:telemetry.execute([:pleroma, :local_statuses], %{total: stats.status_count}, %{})
|
|
end
|
|
end
|