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metrics: add prometheus back

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With a proper IpfsCollector object and tests, this time.
The collector object makes it easy to add further metrics,
like e.g. bitswap wants/provs.

License: MIT
Signed-off-by: Lars Gierth <larsg@systemli.org>
This commit is contained in:
Lars Gierth
2016-04-05 13:23:00 -04:00
parent daaa69e276
commit caec086c28
5 changed files with 113 additions and 29 deletions
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11
cmd/ipfs/daemon.go
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@ -27,6 +27,7 @@ import (
util "gx/ipfs/QmZNVWh8LLjAavuQ2JXuFmuYH3C11xo988vSgp7UQrTRj1/go-ipfs-util"
conn "gx/ipfs/QmccGfZs3rzku8Bv6sTPH3bMUKD1EVod8srgRjt5csdmva/go-libp2p/p2p/net/conn"
peer "gx/ipfs/QmccGfZs3rzku8Bv6sTPH3bMUKD1EVod8srgRjt5csdmva/go-libp2p/p2p/peer"
prometheus "gx/ipfs/QmdhsRK1EK2fvAz2i2SH5DEfkL6seDuyMYEsxKa9Braim3/client_golang/prometheus"
)
const (
@ -314,6 +315,10 @@ func daemonFunc(req cmds.Request, res cmds.Response) {
return
}
// initialize metrics collector
prometheus.MustRegisterOrGet(&corehttp.IpfsNodeCollector{Node: node})
prometheus.EnableCollectChecks(true)
fmt.Printf("Daemon is ready\n")
// collect long-running errors and block for shutdown
// TODO(cryptix): our fuse currently doesnt follow this pattern for graceful shutdown
@ -376,15 +381,15 @@ func serveHTTPApi(req cmds.Request) (error, <-chan error) {
},
})
var opts = []corehttp.ServeOption{
corehttp.PrometheusCollectorOption("api"),
corehttp.MetricsCollectionOption("api"),
corehttp.CommandsOption(*req.InvocContext()),
corehttp.WebUIOption,
apiGw.ServeOption(),
corehttp.VersionOption(),
defaultMux("/debug/vars"),
defaultMux("/debug/pprof/"),
corehttp.MetricsScrapingOption("/debug/metrics/prometheus"),
corehttp.LogOption(),
corehttp.PrometheusOption("/debug/metrics/prometheus"),
}
if len(cfg.Gateway.RootRedirect) > 0 {
@ -455,7 +460,7 @@ func serveHTTPGateway(req cmds.Request) (error, <-chan error) {
}
var opts = []corehttp.ServeOption{
corehttp.PrometheusCollectorOption("gateway"),
corehttp.MetricsCollectionOption("gateway"),
corehttp.CommandsROOption(*req.InvocContext()),
corehttp.VersionOption(),
corehttp.IPNSHostnameOption(),