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Add a VppStatsRoutine() alongside main

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This commit is contained in:
Pim van Pelt
2025-06-09 17:13:07 +02:00
parent fd645366b8
commit 824496c402
4 changed files with 111 additions and 7 deletions
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17
go.mod
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@ -1,7 +1,20 @@
module govpp-snmp-example
go 1.23.5
go 1.23.8
require github.com/posteo/go-agentx v0.2.1
toolchain go1.23.10
require (
github.com/posteo/go-agentx v0.2.1
go.fd.io/govpp v0.12.0
)
require (
github.com/fsnotify/fsnotify v1.9.0 // indirect
github.com/ftrvxmtrx/fd v0.0.0-20150925145434-c6d800382fff // indirect
github.com/lunixbochs/struc v0.0.0-20200521075829-a4cb8d33dbbe // indirect
github.com/sirupsen/logrus v1.9.3 // indirect
golang.org/x/sys v0.31.0 // indirect
)
replace github.com/posteo/go-agentx => ./go-agentx

32
go.sum
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@ -1,12 +1,34 @@
github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/fsnotify/fsnotify v1.9.0 h1:2Ml+OJNzbYCTzsxtv8vKSFD9PbJjmhYF14k/jKC7S9k=
github.com/fsnotify/fsnotify v1.9.0/go.mod h1:8jBTzvmWwFyi3Pb8djgCCO5IBqzKJ/Jwo8TRcHyHii0=
github.com/ftrvxmtrx/fd v0.0.0-20150925145434-c6d800382fff h1:zk1wwii7uXmI0znwU+lqg+wFL9G5+vm5I+9rv2let60=
github.com/ftrvxmtrx/fd v0.0.0-20150925145434-c6d800382fff/go.mod h1:yUhRXHewUVJ1k89wHKP68xfzk7kwXUx/DV1nx4EBMbw=
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
github.com/lunixbochs/struc v0.0.0-20200521075829-a4cb8d33dbbe h1:ewr1srjRCmcQogPQ/NCx6XCk6LGVmsVCc9Y3vvPZj+Y=
github.com/lunixbochs/struc v0.0.0-20200521075829-a4cb8d33dbbe/go.mod h1:vy1vK6wD6j7xX6O6hXe621WabdtNkou2h7uRtTfRMyg=
github.com/onsi/gomega v1.37.0 h1:CdEG8g0S133B4OswTDC/5XPSzE1OeP29QOioj2PID2Y=
github.com/onsi/gomega v1.37.0/go.mod h1:8D9+Txp43QWKhM24yyOBEdpkzN8FvJyAwecBgsU4KU0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/posteo/go-agentx v0.2.1 h1:HO0zO/+GosL0RYEodu7KNH9OF/rL5bJbhXNP1z3hkT8=
github.com/posteo/go-agentx v0.2.1/go.mod h1:EUR75CfAEDstQn3WqCs26Ti64EsggaSXDk2dgxPQ5TI=
github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
go.fd.io/govpp v0.12.0 h1:5HnMzsKHSFdxglsFyEhR0g+CzncWiLYXG2NDYgNUrnE=
go.fd.io/govpp v0.12.0/go.mod h1:6qp4J/+jumgXXoowrtVAk13PSXS6+ghPrDG8CyuU/Is=
golang.org/x/net v0.37.0 h1:1zLorHbz+LYj7MQlSf1+2tPIIgibq2eL5xkrGk6f+2c=
golang.org/x/net v0.37.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/text v0.24.0 h1:dd5Bzh4yt5KYA8f9CJHCP4FB4D51c2c6JvN37xJJkJ0=
golang.org/x/text v0.24.0/go.mod h1:L8rBsPeo2pSS+xqN0d5u2ikmjtmoJbDBT1b7nHvFCdU=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

5
main.go
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@ -10,6 +10,8 @@ import (
"github.com/posteo/go-agentx"
"github.com/posteo/go-agentx/pdu"
"github.com/posteo/go-agentx/value"
"govpp-snmp-example/vppstats"
)
func main() {
@ -89,6 +91,9 @@ func main() {
log.Fatalf("Failed to register: %v", err)
}
// Start VPP stats routine
vppstats.StartStatsRoutine()
for {
time.Sleep(100 * time.Millisecond)
}

64
vppstats/stats.go Normal file
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@ -0,0 +1,64 @@
package vppstats
import (
"log"
"time"
"go.fd.io/govpp/adapter/statsclient"
"go.fd.io/govpp/api"
"go.fd.io/govpp/core"
)
// StartStatsRoutine starts a goroutine that queries VPP interface stats every 10 seconds
func StartStatsRoutine() {
go statsRoutine()
}
func statsRoutine() {
log.Println("Starting VPP stats routine...")
// Create stats client
client := statsclient.NewStatsClient("/var/run/vpp/stats.sock")
// Connect using core.ConnectStats (proper way)
c, err := core.ConnectStats(client)
if err != nil {
log.Printf("Failed to connect to VPP stats: %v", err)
return
}
defer c.Disconnect()
ticker := time.NewTicker(10 * time.Second)
defer ticker.Stop()
for {
select {
case <-ticker.C:
queryInterfaceStats(c)
}
}
}
func queryInterfaceStats(c *core.StatsConnection) {
log.Printf("Querying VPP interface stats at %s", time.Now().Format(time.RFC3339))
// Create the proper struct for interface stats
stats := new(api.InterfaceStats)
// Use the GetInterfaceStats method - this is the correct approach
if err := c.GetInterfaceStats(stats); err != nil {
log.Printf("Failed to get interface stats: %v", err)
return
}
// Now you have properly structured data
for _, iface := range stats.Interfaces {
log.Printf("Interface %d (%s):", iface.InterfaceIndex, iface.InterfaceName)
log.Printf(" RX: %d packets, %d bytes", iface.Rx.Packets, iface.Rx.Bytes)
log.Printf(" TX: %d packets, %d bytes", iface.Tx.Packets, iface.Tx.Bytes)
log.Printf(" RX Errors: %d, TX Errors: %d", iface.RxErrors, iface.TxErrors)
log.Printf(" Drops: %d, Punts: %d", iface.Drops, iface.Punts)
}
log.Printf("Retrieved stats for %d interfaces", len(stats.Interfaces))
}