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zfs: introduce pkg zfs/zfscmd for command logging, status, prometheus metrics

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refs #196
This commit is contained in:
Christian Schwarz
2020-03-27 12:35:57 +01:00
parent 9568e46f05
commit 1336c91865
22 changed files with 1035 additions and 119 deletions
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14
daemon/daemon.go
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@ -20,6 +20,7 @@ import (
"github.com/zrepl/zrepl/daemon/logging"
"github.com/zrepl/zrepl/logger"
"github.com/zrepl/zrepl/version"
"github.com/zrepl/zrepl/zfs/zfscmd"
)
func Run(conf *config.Config) error {
@ -81,6 +82,9 @@ func Run(conf *config.Config) error {
jobs.start(ctx, job, true)
}
// register global (=non job-local) metrics
zfscmd.RegisterMetrics(prometheus.DefaultRegisterer)
log.Info("starting daemon")
// start regular jobs
@ -128,6 +132,15 @@ func (s *jobs) wait() <-chan struct{} {
return ch
}
type Status struct {
Jobs map[string]*job.Status
Global GlobalStatus
}
type GlobalStatus struct {
ZFSCmds *zfscmd.Report
}
func (s *jobs) status() map[string]*job.Status {
s.m.RLock()
defer s.m.RUnlock()
@ -207,6 +220,7 @@ func (s *jobs) start(ctx context.Context, j job.Job, internal bool) {
s.jobs[jobName] = j
ctx = job.WithLogger(ctx, jobLog)
ctx = zfscmd.WithJobID(ctx, j.Name())
ctx, wakeup := wakeup.Context(ctx)
ctx, resetFunc := reset.Context(ctx)
s.wakeups[jobName] = wakeup