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agent shutdown lifecycle management improvements (#463, #748)

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Michael Quigley 2024-09-16 13:12:12 -04:00
parent 5f81992283
commit 9653980a30
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GPG Key ID: 9B60314A9DD20A62
1 changed files with 23 additions and 2 deletions
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21
agent/agent.go
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@ -2,6 +2,7 @@ package agent
import (
"github.com/openziti/zrok/agent/agentGrpc"
"github.com/openziti/zrok/agent/proctree"
"github.com/openziti/zrok/environment/env_core"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
@ -61,9 +62,19 @@ func (a *Agent) Run() error {
}
func (a *Agent) Shutdown() {
logrus.Infof("stopping")
if err := os.Remove(a.agentSocket); err != nil {
logrus.Warnf("unable to remove agent socket: %v", err)
}
for _, shr := range a.shares {
logrus.Infof("stopping share '%v'", shr.token)
a.outShares <- shr
}
for _, acc := range a.accesses {
logrus.Infof("stopping access '%v'", acc.token)
a.outAccesses <- acc
}
}
func (a *Agent) manager() {
@ -77,8 +88,18 @@ func (a *Agent) manager() {
a.shares[inShare.token] = inShare
case outShare := <-a.outShares:
if outShare.token != "" {
logrus.Infof("removing share '%v'", outShare.token)
if err := proctree.StopChild(outShare.process); err != nil {
logrus.Errorf("error stopping share '%v': %v", outShare.token, err)
}
if err := proctree.WaitChild(outShare.process); err != nil {
logrus.Errorf("error joining share '%v': %v", outShare.token, err)
}
delete(a.shares, outShare.token)
} else {
logrus.Debug("skipping unidentified (orphaned) share removal")
}
}
}
}