zino/mtail-registry-metrics
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zino
2025-08-13 15:53:16 +02:00
parent ebd99e92b7
commit 1ca103a181
1 changed files with 23 additions and 21 deletions
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44
progs/registry.mtail
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@@ -9,44 +9,46 @@ counter registry_push_upload_bytes_total by repo, user, node
counter registry_push_upload_seconds_total by repo, user, node
# -------- Field extraction (order-independent)
/\"method\":\"([A-Z]+)\"/ { method = $1 }
/\"path\":\"([^\"]+)\"/ { path = $1 }
/\"remote_address\":\"([^\"]*)\"/ { node = $1 }
/\"remote_user\":\"([^\"]*)\"/ { user = $1 }
/\"status\":([0-9]{3})/ { status = $1 }
/\"request_time\":([0-9.]+)/ { request_time = $1 }
/\"body_bytes_sent\":([0-9]+)/ { body_bytes_sent = $1 }
/\"upstream_range\":\"([^\"]*)\"/ { up_range = $1 }
/\"docker_upload_uuid\":\"([^\"]*)\"/ { upload_uuid = $1 }
/\"docker_content_digest\":\"([^\"]*)\"/ { digest = $1 }
/"method":"([A-Z]+)"/ { method = $1 }
/"path":"([^"]+)"/ { path = $1 }
/"remote_address":"([^"]*)"/ { node = $1 }
/"remote_user":"([^"]*)"/ { user = $1 }
/"status":([0-9]{3})/ { status = $1 }
/"request_time":([0-9.]+)/ { request_time = $1 }
/"body_bytes_sent":([0-9]+)/ { body_bytes_sent = $1 }
/"upstream_range":"([^"]*)"/ { up_range = $1 }
/"docker_upload_uuid":"([^"]*)"/ { upload_uuid = $1 }
/"docker_content_digest":"([^"]*)"/ { digest = $1 }
/\"path\":\"\/v2\/(.+?)\/(blobs|manifests|tags|_catalog)/ {
repo = $1 # supports namespaces like org/team/repo
# Capture namespace/repo between /v2/ and the next section (blobs|manifests|tags|_catalog)
/"path":"\/v2\/(.+?)\/(blobs|manifests|tags|_catalog)/ {
repo = $1
}
# Defaults per line
# Defaults per line (and a tiny reset)
/$/ {
if repo == "" { repo = "unknown" }
if user == "" { user = "anonymous" }
if node == "" { node = "unknown" }
if uploaded_bytes == 0 { uploaded_bytes = 0 } # explicit init per line
}
# Helper: parse upstream_range "a-b" => bytes = b+1
/\"upstream_range\":\"([0-9]+)-([0-9]+)\"/ {
/"upstream_range":"([0-9]+)-([0-9]+)"/ {
uploaded_bytes = int($2) + 1
}
# -------- Classify & emit
# Downloaded blob bytes/time: GET /v2/<repo>/blobs/sha256:...
/\"method\":\"GET\".*\"\/v2\/.+\/blobs\/sha256:[a-f0-9]+\"/ {
/"method":"GET".*"\/v2\/.+\/blobs\/sha256:[a-f0-9]+"/ {
registry_pull_blob_bytes_total[repo=repo, user=user, node=node] += body_bytes_sent
registry_pull_blob_seconds_total[repo=repo, user=user, node=node] += request_time
registry_requests_total[method=method, path_class="pull_blob", status=string(status), repo=repo, user=user, node=node]++
}
# Upload data transfer: PATCH /v2/<repo>/blobs/uploads/<uuid> 202
/\"method\":\"PATCH\".*\"\/v2\/.+\/blobs\/uploads\/[a-f0-9-]+\"/ {
/"method":"PATCH".*"\/v2\/.+\/blobs\/uploads\/[a-f0-9-]+"/ {
if uploaded_bytes > 0 {
registry_push_upload_bytes_total[repo=repo, user=user, node=node] += uploaded_bytes
}
@@ -56,24 +58,24 @@ counter registry_push_upload_seconds_total by repo, user, node
}
# Upload session start/end (bookkeeping)
/\"method\":\"POST\".*\"\/v2\/.+\/blobs\/uploads\/\"/ {
/"method":"POST".*"\/v2\/.+\/blobs\/uploads\/"/ {
registry_requests_total[method=method, path_class="push_start", status=string(status), repo=repo, user=user, node=node]++
}
/\"method\":\"PUT\".*\"\/v2\/.+\/blobs\/uploads\/[a-f0-9-]+/ {
/"method":"PUT".*"\/v2\/.+\/blobs\/uploads\/[a-f0-9-]+"/ {
registry_requests_total[method=method, path_class="push_commit", status=string(status), repo=repo, user=user, node=node]++
}
# Manifest pulls
/\"method\":\"GET\".*\"\/v2\/.+\/manifests\/[^\"]+\"/ {
/"method":"GET".*"\/v2\/.+\/manifests\/[^"]+"/ {
registry_requests_total[method=method, path_class="pull_manifest", status=string(status), repo=repo, user=user, node=node]++
}
# Manifest writes
/\"method\":\"PUT\".*\"\/v2\/.+\/manifests\/[^\"]+\"/ {
/"method":"PUT".*"\/v2\/.+\/manifests\/[^"]+"/ {
registry_requests_total[method=method, path_class="push_manifest", status=string(status), repo=repo, user=user, node=node]++
}
# Root auth probe
/\"path\":\"\/v2\/\"/ {
/"path":"\/v2\/"/ {
registry_requests_total[method=method, path_class="v2_root", status=string(status), repo="none", user=user, node=node]++
}