diff --git a/cmd/f3/observer.go b/cmd/f3/observer.go index 948622c5..b2e157ef 100644 --- a/cmd/f3/observer.go +++ b/cmd/f3/observer.go @@ -150,6 +150,7 @@ var observerCmd = cli.Command{ observer.WithMaxBatchDelay(cctx.Duration("maxBatchDelay")), observer.WithChainExchangeMaxMessageAge(cctx.Duration("chainExchangeMaxMessageAge")), observer.WithMaxRetentionSize(cctx.Uint64("retentionSize") * 1024 * 1024), + observer.WithQueryServerMetricsExport(true), } var identity crypto.PrivKey diff --git a/go.mod b/go.mod index 7631e3d0..71d2127e 100644 --- a/go.mod +++ b/go.mod @@ -12,7 +12,7 @@ require ( github.com/ipfs/go-datastore v0.6.0 github.com/ipfs/go-ds-leveldb v0.5.0 github.com/ipfs/go-log/v2 v2.5.1 - github.com/klauspost/compress v1.17.11 + github.com/klauspost/compress v1.18.0 github.com/libp2p/go-libp2p v0.37.2 github.com/libp2p/go-libp2p-kad-dht v0.25.2 github.com/libp2p/go-libp2p-pubsub v0.11.0 @@ -22,12 +22,15 @@ require ( github.com/multiformats/go-multiaddr-dns v0.4.1 github.com/multiformats/go-multibase v0.2.0 github.com/multiformats/go-multihash v0.2.3 + github.com/prometheus/client_golang v1.22.0 github.com/stretchr/testify v1.10.0 github.com/urfave/cli/v2 v2.25.5 github.com/whyrusleeping/cbor-gen v0.1.1 go.dedis.ch/kyber/v4 v4.0.0-pre2.0.20240924132404-4de33740016e - go.opentelemetry.io/otel v1.28.0 - go.opentelemetry.io/otel/metric v1.28.0 + go.opentelemetry.io/otel v1.34.0 + go.opentelemetry.io/otel/exporters/prometheus v0.50.0 + go.opentelemetry.io/otel/metric v1.34.0 + go.opentelemetry.io/otel/sdk/metric v1.28.0 go.uber.org/multierr v1.11.0 go.uber.org/zap v1.27.0 golang.org/x/crypto v0.36.0 @@ -130,9 +133,8 @@ require ( github.com/pkg/errors v0.9.1 // indirect github.com/pmezard/go-difflib v1.0.0 // indirect github.com/polydawn/refmt v0.89.0 // indirect - github.com/prometheus/client_golang v1.20.5 // indirect github.com/prometheus/client_model v0.6.1 // indirect - github.com/prometheus/common v0.60.0 // indirect + github.com/prometheus/common v0.62.0 // indirect github.com/prometheus/procfs v0.15.1 // indirect github.com/quic-go/qpack v0.5.1 // indirect github.com/quic-go/quic-go v0.48.2 // indirect @@ -147,7 +149,9 @@ require ( github.com/xrash/smetrics v0.0.0-20240312152122-5f08fbb34913 // indirect github.com/zeebo/xxh3 v1.0.2 // indirect go.opencensus.io v0.24.0 // indirect - go.opentelemetry.io/otel/trace v1.28.0 // indirect + go.opentelemetry.io/auto/sdk v1.1.0 // indirect + go.opentelemetry.io/otel/sdk v1.34.0 // indirect + go.opentelemetry.io/otel/trace v1.34.0 // indirect go.uber.org/dig v1.18.0 // indirect go.uber.org/fx v1.23.0 // indirect go.uber.org/mock v0.5.0 // indirect @@ -157,7 +161,7 @@ require ( golang.org/x/text v0.23.0 // indirect golang.org/x/tools v0.26.0 // indirect gonum.org/v1/gonum v0.15.0 // indirect - google.golang.org/protobuf v1.35.1 // indirect + google.golang.org/protobuf v1.36.5 // indirect gopkg.in/yaml.v3 v3.0.1 // indirect lukechampine.com/blake3 v1.3.0 // indirect rsc.io/tmplfunc v0.0.3 // indirect diff --git a/go.sum b/go.sum index 33f6d6af..d60eeedd 100644 --- a/go.sum +++ b/go.sum @@ -130,8 +130,8 @@ github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= -github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= -github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +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/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ= github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck= github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8= @@ -210,8 +210,8 @@ github.com/kilic/bls12-381 v0.1.0/go.mod h1:vDTTHJONJ6G+P2R74EhnyotQDTliQDnFEwhd github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00= github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8= github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= -github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc= -github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0= +github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo= +github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ= github.com/klauspost/cpuid/v2 v2.2.8 h1:+StwCXwm9PdpiEkPyzBXIy+M9KUb4ODm0Zarf1kS5BM= github.com/klauspost/cpuid/v2 v2.2.8/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws= github.com/koron/go-ssdp v0.0.4 h1:1IDwrghSKYM7yLf7XCzbByg2sJ/JcNOZRXS2jczTwz0= @@ -226,6 +226,8 @@ github.com/kr/pty v1.1.3/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= +github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc= +github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw= github.com/leanovate/gopter v0.2.9 h1:fQjYxZaynp97ozCzfOyOuAGOU4aU/z37zf/tOujFk7c= github.com/leanovate/gopter v0.2.9/go.mod h1:U2L/78B+KVFIx2VmW6onHJQzXtFb+p5y3y2Sh+Jxxv8= github.com/libp2p/go-buffer-pool v0.1.0 h1:oK4mSFcQz7cTQIfqbe4MIj9gLW+mnanjyFtc6cdF0Y8= @@ -402,15 +404,15 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN github.com/polydawn/refmt v0.89.0 h1:ADJTApkvkeBZsN0tBTx8QjpD9JkmxbKp0cxfr9qszm4= github.com/polydawn/refmt v0.89.0/go.mod h1:/zvteZs/GwLtCgZ4BL6CBsk9IKIlexP43ObX9AxTqTw= github.com/prometheus/client_golang v0.8.0/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw= -github.com/prometheus/client_golang v1.20.5 h1:cxppBPuYhUnsO6yo/aoRol4L7q7UFfdm+bR9r+8l63Y= -github.com/prometheus/client_golang v1.20.5/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE= +github.com/prometheus/client_golang v1.22.0 h1:rb93p9lokFEsctTys46VnV1kLCDpVZ0a/Y92Vm0Zc6Q= +github.com/prometheus/client_golang v1.22.0/go.mod h1:R7ljNsLXhuQXYZYtw6GAE9AZg8Y7vEW5scdCXrWRXC0= github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo= github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E= github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY= github.com/prometheus/common v0.0.0-20180801064454-c7de2306084e/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro= -github.com/prometheus/common v0.60.0 h1:+V9PAREWNvJMAuJ1x1BaWl9dewMW4YrHZQbx0sJNllA= -github.com/prometheus/common v0.60.0/go.mod h1:h0LYf1R1deLSKtD4Vdg8gy4RuOvENW2J/h19V5NADQw= +github.com/prometheus/common v0.62.0 h1:xasJaQlnWAeyHdUBeGjXmutelfJHWMRr+Fg4QszZ2Io= +github.com/prometheus/common v0.62.0/go.mod h1:vyBcEuLSvWos9B1+CyL7JZ2up+uFzXhkqml0W5zIY1I= github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk= github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc= github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk= @@ -423,8 +425,8 @@ github.com/quic-go/webtransport-go v0.8.1-0.20241018022711-4ac2c9250e66/go.mod h github.com/raulk/go-watchdog v1.3.0 h1:oUmdlHxdkXRJlwfG0O9omj8ukerm8MEQavSiDTEtBsk= github.com/raulk/go-watchdog v1.3.0/go.mod h1:fIvOnLbF0b0ZwkB9YU4mOW9Did//4vPZtDqv66NfsMU= github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4= -github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ= -github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog= +github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII= +github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o= github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g= github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk= @@ -515,12 +517,20 @@ go.dedis.ch/kyber/v4 v4.0.0-pre2.0.20240924132404-4de33740016e/go.mod h1:tg6jwKT go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA= go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0= go.opencensus.io v0.24.0/go.mod h1:vNK8G9p7aAivkbmorf4v+7Hgx+Zs0yY+0fOtgBfjQKo= -go.opentelemetry.io/otel v1.28.0 h1:/SqNcYk+idO0CxKEUOtKQClMK/MimZihKYMruSMViUo= -go.opentelemetry.io/otel v1.28.0/go.mod h1:q68ijF8Fc8CnMHKyzqL6akLO46ePnjkgfIMIjUIX9z4= -go.opentelemetry.io/otel/metric v1.28.0 h1:f0HGvSl1KRAU1DLgLGFjrwVyismPlnuU6JD6bOeuA5Q= -go.opentelemetry.io/otel/metric v1.28.0/go.mod h1:Fb1eVBFZmLVTMb6PPohq3TO9IIhUisDsbJoL/+uQW4s= -go.opentelemetry.io/otel/trace v1.28.0 h1:GhQ9cUuQGmNDd5BTCP2dAvv75RdMxEfTmYejp+lkx9g= -go.opentelemetry.io/otel/trace v1.28.0/go.mod h1:jPyXzNPg6da9+38HEwElrQiHlVMTnVfM3/yv2OlIHaI= +go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA= +go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A= +go.opentelemetry.io/otel v1.34.0 h1:zRLXxLCgL1WyKsPVrgbSdMN4c0FMkDAskSTQP+0hdUY= +go.opentelemetry.io/otel v1.34.0/go.mod h1:OWFPOQ+h4G8xpyjgqo4SxJYdDQ/qmRH+wivy7zzx9oI= +go.opentelemetry.io/otel/exporters/prometheus v0.50.0 h1:2Ewsda6hejmbhGFyUvWZjUThC98Cf8Zy6g0zkIimOng= +go.opentelemetry.io/otel/exporters/prometheus v0.50.0/go.mod h1:pMm5PkUo5YwbLiuEf7t2xg4wbP0/eSJrMxIMxKosynY= +go.opentelemetry.io/otel/metric v1.34.0 h1:+eTR3U0MyfWjRDhmFMxe2SsW64QrZ84AOhvqS7Y+PoQ= +go.opentelemetry.io/otel/metric v1.34.0/go.mod h1:CEDrp0fy2D0MvkXE+dPV7cMi8tWZwX3dmaIhwPOaqHE= +go.opentelemetry.io/otel/sdk v1.34.0 h1:95zS4k/2GOy069d321O8jWgYsW3MzVV+KuSPKp7Wr1A= +go.opentelemetry.io/otel/sdk v1.34.0/go.mod h1:0e/pNiaMAqaykJGKbi+tSjWfNNHMTxoC9qANsCzbyxU= +go.opentelemetry.io/otel/sdk/metric v1.28.0 h1:OkuaKgKrgAbYrrY0t92c+cC+2F6hsFNnCQArXCKlg08= +go.opentelemetry.io/otel/sdk/metric v1.28.0/go.mod h1:cWPjykihLAPvXKi4iZc1dpER3Jdq2Z0YLse3moQUCpg= +go.opentelemetry.io/otel/trace v1.34.0 h1:+ouXS2V8Rd4hp4580a8q23bg0azF2nI8cqLYnC8mh/k= +go.opentelemetry.io/otel/trace v1.34.0/go.mod h1:Svm7lSjQD7kG7KJ/MUHPVXSDGz2OX4h0M2jHBhmSfRE= go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ= go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc= go.uber.org/dig v1.18.0 h1:imUL1UiY0Mg4bqbFfsRQO5G4CGRBec/ZujWTvSVp3pw= @@ -734,8 +744,8 @@ google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c= -google.golang.org/protobuf v1.35.1 h1:m3LfL6/Ca+fqnjnlqQXNpFPABW1UD7mjh8KO2mKFytA= -google.golang.org/protobuf v1.35.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= +google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM= +google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= diff --git a/observer/metrics.go b/observer/metrics.go new file mode 100644 index 00000000..d72786f5 --- /dev/null +++ b/observer/metrics.go @@ -0,0 +1,25 @@ +package observer + +import ( + "github.com/filecoin-project/go-f3/internal/measurements" + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/metric" +) + +var meter = otel.Meter("f3/observer") +var attrErrorType = attribute.Key("error.type") + +var metrics = struct { + rotations metric.Int64Counter + msgsReceived metric.Int64Counter +}{ + rotations: measurements.Must(meter.Int64Counter( + "f3_observer_rotations", + metric.WithDescription("The number of rotations performed."), + )), + msgsReceived: measurements.Must(meter.Int64Counter( + "f3_observer_msgs_received", + metric.WithDescription("The number of messages received."), + )), +} diff --git a/observer/observer.go b/observer/observer.go index 2dcbeff2..0056cbf4 100644 --- a/observer/observer.go +++ b/observer/observer.go @@ -36,6 +36,11 @@ import ( record "github.com/libp2p/go-libp2p-record" "github.com/libp2p/go-libp2p/core/peer" "github.com/marcboeker/go-duckdb" + "github.com/prometheus/client_golang/prometheus/promhttp" + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/exporters/prometheus" + "go.opentelemetry.io/otel/metric" + smetric "go.opentelemetry.io/otel/sdk/metric" "go.uber.org/multierr" "golang.org/x/exp/maps" "golang.org/x/sync/errgroup" @@ -204,7 +209,20 @@ func (o *Observer) initialize(ctx context.Context) error { // Set up query server. o.qs.Addr = o.queryServerListenAddress o.qs.ReadTimeout = o.queryServerReadTimeout - o.qs.Handler = o.serveMux() + mux := http.NewServeMux() + mux.HandleFunc("/query", o.queryHandler) + + // setup metrics + if o.queryServerMetricsExport { + exporter, err := prometheus.New() + if err != nil { + return fmt.Errorf("failed to create prometheus exporter: %w", err) + } + provider := smetric.NewMeterProvider(smetric.WithReader(exporter)) + otel.SetMeterProvider(provider) + mux.Handle("/debug/metrics", promhttp.Handler()) + } + o.qs.Handler = mux return nil } @@ -245,13 +263,18 @@ func (o *Observer) observeMessages(ctx context.Context) error { return nil case om := <-o.messageObserved: if err := o.storeMessage(ctx, om); err != nil { + metrics.msgsReceived.Add(ctx, 1, metric.WithAttributes(attrErrorType.String("storeMessage"))) logger.Errorw("Failed to store message", "message", om, "err", err) continue } + metrics.msgsReceived.Add(ctx, 1) logger.Debugw("Observed message", "message", om) case <-rotation.C: if err := o.rotateMessages(ctx); err != nil { + metrics.rotations.Add(ctx, 1, metric.WithAttributes(attrErrorType.String("rotateMessages"))) logger.Errorw("Failed to rotate latest messages", "err", err) + } else { + metrics.rotations.Add(ctx, 1) } case <-flush.C: if err := o.tryFlushMessages(); err != nil { diff --git a/observer/options.go b/observer/options.go index 680d24c3..7d0e802b 100644 --- a/observer/options.go +++ b/observer/options.go @@ -35,6 +35,7 @@ type options struct { queryServerListenAddress string queryServerReadTimeout time.Duration + queryServerMetricsExport bool rotatePath string rotateInterval time.Duration @@ -251,6 +252,12 @@ func WithQueryServerReadTimeout(d time.Duration) Option { return nil } } +func WithQueryServerMetricsExport(export bool) Option { + return func(o *options) error { + o.queryServerMetricsExport = export + return nil + } +} func WithRotatePath(path string) Option { return func(o *options) error { diff --git a/observer/query.go b/observer/query.go index 5edfeb4b..54d17d74 100644 --- a/observer/query.go +++ b/observer/query.go @@ -13,12 +13,6 @@ type QueryRequest struct { Query string `json:"Query"` } -func (o *Observer) serveMux() *http.ServeMux { - mux := http.NewServeMux() - mux.HandleFunc("/query", o.queryHandler) - return mux -} - func (o *Observer) queryHandler(w http.ResponseWriter, r *http.Request) { const ( contentTypeJson = "application/json"