major refactor based on README.md and TODOs

Updated types, improved units tests, isolated most test data to have
it in one place, renamed and created new files to improve readability,
and fixed a bunch of minor TODOs.

1 files changed, 0 insertions, 2 deletions

diff --git a/metric.go b/metric.go
index 1d0f100..7e3e8b2 100644
--- a/metric.go
+++ b/metric.go
@@ -9,7 +9,6 @@ var (
 	reqcnt           monitoring.Counter   // number of incoming http requests
 	rspcnt           monitoring.Counter   // number of valid http responses
 	latency          monitoring.Histogram // request-response latency
-	lastSdiTimestamp monitoring.Gauge     // unix timestamp from the most recent sdi
 	lastSthTimestamp monitoring.Gauge     // unix timestamp from the most recent sth
 	lastSthSize      monitoring.Gauge     // tree size of most recent sth
 )
@@ -20,6 +19,5 @@ func init() {
 	rspcnt = mf.NewCounter("http_rsp", "number of http requests", "logid", "endpoint", "status")
 	latency = mf.NewHistogram("http_latency", "http request-response latency", "logid", "endpoint", "status")
 	lastSthTimestamp = mf.NewGauge("last_sth_timestamp", "unix timestamp while handling the most recent sth", "logid")
-	lastSdiTimestamp = mf.NewGauge("last_sdi_timestamp", "unix timestamp while handling the most recent sdi", "logid")
 	lastSthSize = mf.NewGauge("last_sth_size", "most recent sth tree size", "logid")
 }