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wgengine: add userfacing error metrics

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Updates tailscale/corp#22075

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
This commit is contained in:
Kristoffer Dalby
2024-10-01 13:53:46 +02:00
parent 40c991f6b8
commit 07cc482d9a
5 changed files with 121 additions and 80 deletions
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12
tsnet/tsnet_test.go
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@@ -1089,14 +1089,14 @@ func TestUserMetrics(t *testing.T) {
// Verify that the amount of data recorded in bytes is higher or equal to the
// 10 megabytes sent.
inboundBytes1 := parsedMetrics1[`tailscaled_inbound_bytes_total{path="direct_ipv4"}`]
inboundBytes1 := parsedMetrics1[`tailscaled_inbound_bytes_total{path="direct_ipv4",action="ok"}`]
if inboundBytes1 < float64(bytesToSend) {
t.Errorf(`metrics1, tailscaled_inbound_bytes_total{path="direct_ipv4"}: expected higher (or equal) than %d, got: %f`, bytesToSend, inboundBytes1)
t.Errorf(`metrics1, tailscaled_inbound_bytes_total{path="direct_ipv4",action="ok"}: expected higher (or equal) than %d, got: %f`, bytesToSend, inboundBytes1)
}
// But ensure that it is not too much higher than the 10 megabytes sent.
if inboundBytes1 > float64(bytesToSend)*bytesSentTolerance {
t.Errorf(`metrics1, tailscaled_inbound_bytes_total{path="direct_ipv4"}: expected lower than %f, got: %f`, float64(bytesToSend)*bytesSentTolerance, inboundBytes1)
t.Errorf(`metrics1, tailscaled_inbound_bytes_total{path="direct_ipv4",action="ok"}: expected lower than %f, got: %f`, float64(bytesToSend)*bytesSentTolerance, inboundBytes1)
}
metrics2, err := lc2.UserMetrics(ctx)
@@ -1138,14 +1138,14 @@ func TestUserMetrics(t *testing.T) {
// Verify that the amount of data recorded in bytes is higher or equal than the
// 10 megabytes sent.
outboundBytes2 := parsedMetrics2[`tailscaled_outbound_bytes_total{path="direct_ipv4"}`]
outboundBytes2 := parsedMetrics2[`tailscaled_outbound_bytes_total{path="direct_ipv4",action="ok"}`]
if outboundBytes2 < float64(bytesToSend) {
t.Errorf(`metrics2, tailscaled_outbound_bytes_total{path="direct_ipv4"}: expected higher (or equal) than %d, got: %f`, bytesToSend, outboundBytes2)
t.Errorf(`metrics2, tailscaled_outbound_bytes_total{path="direct_ipv4",action="ok"}: expected higher (or equal) than %d, got: %f`, bytesToSend, outboundBytes2)
}
// But ensure that it is not too much higher than the 10 megabytes sent.
if outboundBytes2 > float64(bytesToSend)*bytesSentTolerance {
t.Errorf(`metrics2, tailscaled_outbound_bytes_total{path="direct_ipv4"}: expected lower than %f, got: %f`, float64(bytesToSend)*bytesSentTolerance, outboundBytes2)
t.Errorf(`metrics2, tailscaled_outbound_bytes_total{path="direct_ipv4",action="ok"}: expected lower than %f, got: %f`, float64(bytesToSend)*bytesSentTolerance, outboundBytes2)
}
}