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brocaarbrocaar
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Add uplink_only option to backend configuration. Update deps.
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-40
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‎Dockerfile‎

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FROM golang:1.11-alpine AS development
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FROM golang:1.12-alpine AS development
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ENV PROJECT_PATH=/lora-packet-multiplexer
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ENV PATH=$PATH:$PROJECT_PATH/build

‎Dockerfile-devel‎

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FROM golang:1.11-alpine
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FROM golang:1.12-alpine
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ENV PROJECT_PATH=/lora-packet-multiplexer
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ENV PATH=$PATH:$PROJECT_PATH/build

‎cmd/lora-packet-multiplexer/cmd/configfile.go‎

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@@ -36,6 +36,12 @@ bind="{{ .PacketMultiplexer.Bind }}"
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# #
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# # The host:IP of the backend.
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# host="192.16.1.5:1700"
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#
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# # Uplink only
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#
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# # This backend is for uplink only. It is not able to send data
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# # back to the gateways.
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# uplink_only=false
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#
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# # Gateway IDs
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# #
@@ -48,6 +54,8 @@ bind="{{ .PacketMultiplexer.Bind }}"
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[[packet_multiplexer.backend]]
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host="{{ $element.Host }}"
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uplink_only={{ $element.UplinkOnly }}
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gateway_ids = [
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{{ range $index, $element := $element.GatewayIDs -}}
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"{{ $element }}",

‎go.mod‎

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@@ -2,16 +2,13 @@ module github.com/brocaar/lora-packet-multiplexer
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require (
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github.com/BurntSushi/toml v0.3.1 // indirect
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github.com/goreleaser/goreleaser v0.102.0
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github.com/goreleaser/nfpm v0.10.0
5+
github.com/goreleaser/goreleaser v0.106.0
6+
github.com/goreleaser/nfpm v0.11.0
77
github.com/inconshreveable/mousetrap v1.0.0 // indirect
8-
github.com/mitchellh/mapstructure v1.1.1 // indirect
9-
github.com/pkg/errors v0.8.0
10-
github.com/sirupsen/logrus v1.1.0
8+
github.com/pkg/errors v0.8.1
9+
github.com/sirupsen/logrus v1.4.1
1110
github.com/spf13/cobra v0.0.3
12-
github.com/spf13/pflag v1.0.3 // indirect
13-
github.com/spf13/viper v1.2.1
11+
github.com/spf13/viper v1.3.2
1412
github.com/stretchr/testify v1.3.0
15-
golang.org/x/crypto v0.0.0-20181001203147-e3636079e1a4 // indirect
16-
golang.org/x/tools v0.0.0-20190306162903-69e0dcfa1121
13+
golang.org/x/tools v0.0.0-20190509014725-d996b19ee77c
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)

‎go.sum‎

Lines changed: 70 additions & 27 deletions
Original file line numberDiff line numberDiff line change
@@ -1,86 +1,129 @@
1+
github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
12
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
3+
github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITgsTc=
24
github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
35
github.com/alecthomas/kingpin v2.2.6+incompatible/go.mod h1:59OFYbFVLKQKq+mqrL6Rw5bR0c3ACQaawgXx0QYndlE=
6+
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc h1:cAKDfWh5VpdgMhJosfJnn5/FoN2SRZ4p7fJNX58YPaU=
47
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
8+
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf h1:qet1QNfXsQxTZqLG4oE62mJzwPIB8+Tee4RNCL9ulrY=
59
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
10+
github.com/apex/log v1.1.0 h1:J5rld6WVFi6NxA6m8GJ1LJqu3+GiTFIt3mYv27gdQWI=
611
github.com/apex/log v1.1.0/go.mod h1:yA770aXIDQrhVOIGurT/pVdfCpSq1GQV/auzMN5fzvY=
12+
github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
13+
github.com/aws/aws-sdk-go v1.15.64 h1:xI5HhxebTF+jVqVOraUDqI3kr24n+yTvslwZCo3OhGA=
714
github.com/aws/aws-sdk-go v1.15.64/go.mod h1:E3/ieXAlvM0XWO57iftYVDLLvQ824smPP3ATZkfNZeM=
15+
github.com/blakesmith/ar v0.0.0-20150311145944-8bd4349a67f2 h1:oMCHnXa6CCCafdPDbMh/lWRhRByN0VFLvv+g+ayx1SI=
816
github.com/blakesmith/ar v0.0.0-20150311145944-8bd4349a67f2/go.mod h1:PkYb9DJNAwrSvRx5DYA+gUcOIgTGVMNkfSCbZM8cWpI=
17+
github.com/caarlos0/ctrlc v1.0.0 h1:2DtF8GSIcajgffDFJzyG15vO+1PuBWOMUdFut7NnXhw=
918
github.com/caarlos0/ctrlc v1.0.0/go.mod h1:CdXpj4rmq0q/1Eb44M9zi2nKB0QraNKuRGYGrrHhcQw=
19+
github.com/campoy/unique v0.0.0-20180121183637-88950e537e7e h1:V9a67dfYqPLAvzk5hMQOXYJlZ4SLIXgyKIE+ZiHzgGQ=
1020
github.com/campoy/unique v0.0.0-20180121183637-88950e537e7e/go.mod h1:9IOqJGCPMSc6E5ydlp5NIonxObaeu/Iub/X03EKPVYo=
21+
github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
22+
github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
23+
github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
1124
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
25+
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
1226
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
27+
github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
1328
github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
29+
github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
1430
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
31+
github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM=
1532
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
33+
github.com/google/go-github v17.0.0+incompatible h1:N0LgJ1j65A7kfXrZnUDaYCs/Sf4rEjNlfyDHW9dolSY=
1634
github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
35+
github.com/google/go-querystring v1.0.0 h1:Xkwi/a1rcvNg1PPYe5vI8GbeBY/jrVuDX5ASuANWTrk=
1736
github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
18-
github.com/goreleaser/goreleaser v0.102.0 h1:U1AA7okfNLZG1R7T84qnNKbADFLPKBjVkP05+fWvihI=
19-
github.com/goreleaser/goreleaser v0.102.0/go.mod h1:gFykrGsDXTNvcYSMQH4lEpcxXHyE+7jSjf3hakwnBPQ=
20-
github.com/goreleaser/nfpm v0.9.7/go.mod h1:F2yzin6cBAL9gb+mSiReuXdsfTrOQwDMsuSpULof+y4=
21-
github.com/goreleaser/nfpm v0.10.0 h1:UnTmJsoebPtT38SlA/3WEv4+0ZoXvvXqVkag5AVsB9E=
22-
github.com/goreleaser/nfpm v0.10.0/go.mod h1:F2yzin6cBAL9gb+mSiReuXdsfTrOQwDMsuSpULof+y4=
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github.com/goreleaser/goreleaser v0.106.0 h1:XZQq7xu/lSZ0DgYmKAJ8GzFeiMQsQkcfzRBZHtwrgV8=
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github.com/goreleaser/goreleaser v0.106.0/go.mod h1:YCWszXb4t6HZ7gzeg5TcbPJC2Ad8cFvsknUS0CwS3yY=
39+
github.com/goreleaser/nfpm v0.11.0 h1:YJ3wyfTJbqHrE3Ym0b4odQYzGuLdemx09wPLafeZAKE=
40+
github.com/goreleaser/nfpm v0.11.0/go.mod h1:F2yzin6cBAL9gb+mSiReuXdsfTrOQwDMsuSpULof+y4=
41+
github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
2342
github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
2443
github.com/imdario/mergo v0.3.4/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
44+
github.com/imdario/mergo v0.3.6 h1:xTNEAn+kxVO7dTZGu0CegyqKZmoWFI0rF8UxjlB2d28=
2545
github.com/imdario/mergo v0.3.6/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
46+
github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
2647
github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
48+
github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8 h1:12VvqtR6Aowv3l/EQUlocDHW2Cp4G9WJVH7uyH8QFJE=
2749
github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
2850
github.com/kamilsk/retry/v4 v4.0.0 h1:XmnWZpK3FMoDGn28njHUkLzT92YRxAuV0GA0I+OPY6g=
2951
github.com/kamilsk/retry/v4 v4.0.0/go.mod h1:0af33qDvzbhQqdOBi7iOjEpmP4brbPmNZpo7chYlgcc=
30-
github.com/konsorten/go-windows-terminal-sequences v0.0.0-20180402223658-b729f2633dfe h1:CHRGQ8V7OlCYtwaKPJi3iA7J+YdNKdo8j7nG5IgDhjs=
31-
github.com/konsorten/go-windows-terminal-sequences v0.0.0-20180402223658-b729f2633dfe/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
52+
github.com/konsorten/go-windows-terminal-sequences v1.0.1 h1:mweAR1A6xJ3oS2pRaGiHgQ4OO8tzTaLawm8vnODuwDk=
53+
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
54+
github.com/magiconair/properties v1.8.0 h1:LLgXmsheXeRoUOBOjtwPQCWIYqM/LU1ayDtDePerRcY=
3255
github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
56+
github.com/mattn/go-colorable v0.0.9 h1:UVL0vNpWh04HeJXV0KLcaT7r06gOH2l4OW6ddYRUIY4=
3357
github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
58+
github.com/mattn/go-isatty v0.0.4 h1:bnP0vzxcAdeI1zdubAl5PjU6zsERjGZb7raWodagDYs=
3459
github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
3560
github.com/mattn/go-zglob v0.0.0-20171230104132-4959821b4817/go.mod h1:9fxibJccNxU2cnpIKLRRFA7zX7qhkJIQWBb449FYHOo=
61+
github.com/mattn/go-zglob v0.0.0-20180803001819-2ea3427bfa53 h1:tGfIHhDghvEnneeRhODvGYOt305TPwingKt6p90F4MU=
3662
github.com/mattn/go-zglob v0.0.0-20180803001819-2ea3427bfa53/go.mod h1:9fxibJccNxU2cnpIKLRRFA7zX7qhkJIQWBb449FYHOo=
63+
github.com/mitchellh/go-homedir v1.0.0 h1:vKb8ShqSby24Yrqr/yDYkuFz8d0WUjys40rvnGC8aR0=
3764
github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
38-
github.com/mitchellh/mapstructure v1.0.0/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
39-
github.com/mitchellh/mapstructure v1.1.1 h1:0fcGQkeJPHl7DauilpdNG27ZxXHDSg+rbbTpfpniZd8=
40-
github.com/mitchellh/mapstructure v1.1.1/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
65+
github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQzvN1EDeE=
66+
github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
67+
github.com/pelletier/go-toml v1.2.0 h1:T5zMGML61Wp+FlcbWjRDT7yAxhJNAiPPLOFECq181zc=
4168
github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
4269
github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
4370
github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
71+
github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
72+
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
73+
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
4474
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
45-
github.com/sirupsen/logrus v1.1.0 h1:65VZabgUiV9ktjGM5nTq0+YurgTyX+YI2lSSfDjI+qU=
46-
github.com/sirupsen/logrus v1.1.0/go.mod h1:zrgwTnHtNr00buQ1vSptGe8m1f/BbgsPukg8qsT7A+A=
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github.com/sirupsen/logrus v1.4.1 h1:GL2rEmy6nsikmW0r8opw9JIRScdMF5hA8cOYLH7In1k=
76+
github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
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github.com/spf13/afero v1.1.2 h1:m8/z1t7/fwjysjQRYbP0RD+bUIF/8tJwPdEZsI83ACI=
4878
github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
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github.com/spf13/cast v1.2.0 h1:HHl1DSRbEQN2i8tJmtS6ViPyHx35+p51amrdsiTCrkg=
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github.com/spf13/cast v1.3.0 h1:oget//CVOEoFewqQxwr0Ej5yjygnqGkvggSE/gB35Q8=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
6093
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
94+
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
6195
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
62-
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
63-
golang.org/x/crypto v0.0.0-20181001203147-e3636079e1a4 h1:Vk3wNqEZwyGyei9yq5ekj7frek2u7HUfffJ1/opblzc=
64-
golang.org/x/crypto v0.0.0-20181001203147-e3636079e1a4/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
96+
github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
97+
github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
98+
golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
99+
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
65100
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
66101
golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
67-
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
102+
golang.org/x/net v0.0.0-20190311183353-d8887717615a h1:oWX7TPOiFAMXLq8o0ikBYfCJVlRHBcsciT5bXOrH628=
103+
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
68104
golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4 h1:99CA0JJbUX4ozCnLon680Jc9e0T1i8HCaLVJMwtI8Hc=
69105
golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
70106
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
71-
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f h1:Bl/8QSvNqXvPGPGXa2z5xUTmV7VDcZyvRZ+QQXkXTZQ=
72-
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
107+
golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
108+
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
73109
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
74-
golang.org/x/sys v0.0.0-20180906133057-8cf3aee42992/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
75110
golang.org/x/sys v0.0.0-20181030150119-7e31e0c00fa0 h1:biUuj9O+0+XckRUCDzjoOGm6yFV5c0IHbm1ODP3e4Zw=
76111
golang.org/x/sys v0.0.0-20181030150119-7e31e0c00fa0/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
112+
golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a h1:1n5lsVfiQW3yfsRGu98756EH1YthsFqr/5mxHduZW2A=
113+
golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a h1:1BGLXjeY4akVXGgbC9HugT3Jv3hCI0z56oJR5vAMgBU=
115+
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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golang.org/x/tools v0.0.0-20190306162903-69e0dcfa1121 h1:no7FcgCKNUGnAyqPewDIx0La6Y6an4a/T+VWe9mILpQ=
79-
golang.org/x/tools v0.0.0-20190306162903-69e0dcfa1121/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
118+
golang.org/x/tools v0.0.0-20190509014725-d996b19ee77c h1:FsgttePhaNW32agh7vOjhKj0IuEmI/TmGumOc4z9yEs=
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golang.org/x/tools v0.0.0-20190509014725-d996b19ee77c/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
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google.golang.org/appengine v1.2.0 h1:S0iUepdCWODXRvtE+gcRDd15L+k+k1AiHlMiMjefH24=
80121
google.golang.org/appengine v1.2.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
81-
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
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gopkg.in/alecthomas/kingpin.v2 v2.2.6 h1:jMFz6MfLP0/4fUyZle81rXUoxOBFi19VUFKVDOQfozc=
82123
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE=
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gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
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gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

‎internal/multiplexer/config.go‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -9,5 +9,6 @@ type Config struct {
99
// BackendConfig holds the config for a single backend.
1010
type BackendConfig struct {
1111
Host string `mapstructure:"host"`
12+
UplinkOnly bool `mapstructure:"uplink_only"`
1213
GatewayIDs []string `mapstructure:"gateway_ids"`
1314
}

‎internal/multiplexer/multiplexer.go‎

Lines changed: 22 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -53,8 +53,9 @@ func New(c Config) (*Multiplexer, error) {
5353

5454
for _, gatewayID := range backend.GatewayIDs {
5555
log.WithFields(log.Fields{
56-
"gateway_id": gatewayID,
57-
"host": backend.Host,
56+
"gateway_id": gatewayID,
57+
"host": backend.Host,
58+
"uplink_only": backend.UplinkOnly,
5859
}).Info("dial udp")
5960
conn, err := net.DialUDP("udp", nil, addr)
6061
if err != nil {
@@ -323,6 +324,15 @@ func (m *Multiplexer) forwardPullResp(backend, gatewayID string, up udpPacket) e
323324
return errors.Wrap(err, "get gateway error")
324325
}
325326

327+
if m.backendIsUplinkOnly(backend) {
328+
log.WithFields(log.Fields{
329+
"packet_type": PullResp,
330+
"gateway_id": gatewayID,
331+
"host": backend,
332+
}).Info("ignoring downlink packet, backend is uplink only")
333+
return nil
334+
}
335+
326336
log.WithFields(log.Fields{
327337
"from": backend,
328338
"to": addr,
@@ -335,3 +345,13 @@ func (m *Multiplexer) forwardPullResp(backend, gatewayID string, up udpPacket) e
335345

336346
return nil
337347
}
348+
349+
func (m *Multiplexer) backendIsUplinkOnly(backend string) bool {
350+
for _, be := range m.config.Backends {
351+
if be.Host == backend {
352+
return be.UplinkOnly
353+
}
354+
}
355+
356+
return true
357+
}

‎internal/multiplexer/multiplexer_test.go‎

Lines changed: 14 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -161,6 +161,7 @@ func (ts *MultiplexerTestSuite) TestUplink() {
161161
func (ts *MultiplexerTestSuite) TestDownlinkBackend1() {
162162
tests := []struct {
163163
Name string
164+
UplinkOnly bool
164165
BackendSent []byte
165166
BackendReceived []byte
166167
PacketForwarderReceived []byte
@@ -170,12 +171,25 @@ func (ts *MultiplexerTestSuite) TestDownlinkBackend1() {
170171
BackendSent: []byte{0x02, 0x01, 0x02, 0x03, 0x01, 0x02, 0x03},
171172
PacketForwarderReceived: []byte{0x02, 0x01, 0x02, 0x03, 0x01, 0x02, 0x03},
172173
},
174+
{
175+
Name: "PULL_RESP - uplink only",
176+
UplinkOnly: true,
177+
BackendSent: []byte{0x02, 0x01, 0x02, 0x03, 0x01, 0x02, 0x03},
178+
PacketForwarderReceived: []byte{},
179+
},
173180
}
174181

175182
ts.mp.gateways["0101010101010101"] = ts.pfConn.LocalAddr().(*net.UDPAddr)
176183

177184
for _, tst := range tests {
178185
ts.T().Run(tst.Name, func(t *testing.T) {
186+
ts.mp.config.Backends = []BackendConfig{
187+
{
188+
Host: "127.0.0.1:1801",
189+
UplinkOnly: tst.UplinkOnly,
190+
},
191+
}
192+
179193
assert := require.New(t)
180194
addr := ts.mp.backends["127.0.0.1:1801"]["0101010101010101"].LocalAddr().(*net.UDPAddr)
181195
_, err := ts.b1Conn.WriteToUDP(tst.BackendSent, addr)

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