alihan/fn-serverless
1
0
Fork 0
mirror of https://github.com/fnproject/fn.git synced 2022-10-28 21:29:17 +03:00
Code Issues Packages Projects Releases Wiki Activity

The opencensus API changes between 0.6.0 and 0.9.0 (#980)

Browse Source 
We get some useful features in later versions; update so as to not
pin downstream consumers (extensions) to an older version.
This commit is contained in:
jan grant
2018-05-09 14:55:00 +01:00
committed by GitHub
parent feab2f0e0f
commit 91e58afa55
109 changed files with 2924 additions and 2344 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
api/agent/state_trackers.go
View File

@@ -5,10 +5,8 @@ import (
"sync"
"time"
"github.com/sirupsen/logrus"
"go.opencensus.io/stats"
"go.opencensus.io/stats/view"
"go.opencensus.io/tag"
)
type RequestStateType int
@@ -140,76 +138,44 @@ func (c *containerState) UpdateState(ctx context.Context, newState ContainerStat
// update old state stats
gaugeKey := containerGaugeKeys[oldState]
if gaugeKey != "" {
stats.Record(ctx, stats.FindMeasure(gaugeKey).(*stats.Int64Measure).M(-1))
stats.Record(ctx, containerGaugeMeasures[oldState].M(-1))
}
timeKey := containerTimeKeys[oldState]
if timeKey != "" {
stats.Record(ctx, stats.FindMeasure(timeKey).(*stats.Int64Measure).M(int64(now.Sub(before).Round(time.Millisecond))))
stats.Record(ctx, containerTimeMeasures[oldState].M(int64(now.Sub(before).Round(time.Millisecond))))
}
// update new state stats
gaugeKey = containerGaugeKeys[newState]
if gaugeKey != "" {
stats.Record(ctx, stats.FindMeasure(gaugeKey).(*stats.Int64Measure).M(1))
stats.Record(ctx, containerGaugeMeasures[newState].M(1))
}
}
var (
containerGaugeMeasures []*stats.Int64Measure
containerTimeMeasures []*stats.Int64Measure
)
func init() {
// TODO(reed): do we have to do this? the measurements will be tagged on the context, will they be propagated
// or we have to white list them in the view for them to show up? test...
appKey, err := tag.NewKey("fn_appname")
if err != nil {
logrus.Fatal(err)
}
pathKey, err := tag.NewKey("fn_path")
if err != nil {
logrus.Fatal(err)
}
for _, key := range containerGaugeKeys {
containerGaugeMeasures = make([]*stats.Int64Measure, len(containerGaugeKeys))
for i, key := range containerGaugeKeys {
if key == "" { // leave nil intentionally, let it panic
continue
}
measure, err := stats.Int64(key, "containers in state "+key, "")
if err != nil {
logrus.Fatal(err)
}
v, err := view.New(
key,
"containers in state "+key,
[]tag.Key{appKey, pathKey},
measure,
view.Count(),
)
if err != nil {
logrus.Fatalf("cannot create view: %v", err)
}
if err := v.Subscribe(); err != nil {
logrus.Fatal(err)
}
containerGaugeMeasures[i] = makeMeasure(key, "containers in state "+key, "", view.Count())
}
for _, key := range containerTimeKeys {
containerTimeMeasures = make([]*stats.Int64Measure, len(containerTimeKeys))
for i, key := range containerTimeKeys {
if key == "" {
continue
}
measure, err := stats.Int64(key, "time spent in container state "+key, "ms")
if err != nil {
logrus.Fatal(err)
}
v, err := view.New(
key,
"time spent in container state "+key,
[]tag.Key{appKey, pathKey},
measure,
view.Distribution(),
)
if err != nil {
logrus.Fatalf("cannot create view: %v", err)
}
if err := v.Subscribe(); err != nil {
logrus.Fatal(err)
}
containerTimeMeasures[i] = makeMeasure(key, "time spent in container state "+key, "ms", view.Distribution())
}
}