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Merged
louisroyer merged 2 commits into from
Dec 24, 2025
+16 −26
Merged

Simplify OuterHeaderCreation with Port Number #71

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23cca9f
Simplify OuterHeaderCreation with Port Number
louisroyer Aug 13, 2025
cae3ca0
Update go version
louisroyer Dec 24, 2025
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2 changes: 2 additions & 0 deletions .github/workflows/main.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,8 @@ jobs:
uses: actions/checkout@v6
- name: Setup Go
uses: actions/setup-go@v6
with:
go-version-file: go.mod
- name: Install depends
run: go get .
- name: Build
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12 changes: 5 additions & 7 deletions go.mod
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Original file line number Diff line number Diff line change
@@ -1,8 +1,6 @@
module github.com/nextmn/upf

go 1.23.0

toolchain go1.23.5
go 1.25.5

require (
github.com/adrg/xdg v0.5.3
Expand All @@ -22,10 +20,10 @@ require (
github.com/kr/pretty v0.3.1 // indirect
github.com/rogpeppe/go-internal v1.10.0 // indirect
github.com/russross/blackfriday/v2 v2.1.0 // indirect
github.com/vishvananda/netlink v1.3.0 // indirect
github.com/vishvananda/netlink v1.3.1 // indirect
github.com/vishvananda/netns v0.0.5 // indirect
github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 // indirect
golang.org/x/net v0.39.0 // indirect
golang.org/x/sys v0.32.0 // indirect
github.com/xrash/smetrics v0.0.0-20250705151800-55b8f293f342 // indirect
golang.org/x/net v0.48.0 // indirect
golang.org/x/sys v0.39.0 // indirect
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
)
17 changes: 8 additions & 9 deletions go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -41,33 +41,32 @@ github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsT
github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
github.com/urfave/cli/v2 v2.27.7 h1:bH59vdhbjLv3LAvIu6gd0usJHgoTTPhCFib8qqOwXYU=
github.com/urfave/cli/v2 v2.27.7/go.mod h1:CyNAG/xg+iAOg0N4MPGZqVmv2rCoP267496AOXUZjA4=
github.com/vishvananda/netlink v1.3.0 h1:X7l42GfcV4S6E4vHTsw48qbrV+9PVojNfIhZcwQdrZk=
github.com/vishvananda/netlink v1.3.0/go.mod h1:i6NetklAujEcC6fK0JPjT8qSwWyO0HLn4UKG+hGqeJs=
github.com/vishvananda/netns v0.0.4/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
github.com/vishvananda/netlink v1.3.1 h1:3AEMt62VKqz90r0tmNhog0r/PpWKmrEShJU0wJW6bV0=
github.com/vishvananda/netlink v1.3.1/go.mod h1:ARtKouGSTGchR8aMwmkzC0qiNPrrWO5JS/XMVl45+b4=
github.com/vishvananda/netns v0.0.5 h1:DfiHV+j8bA32MFM7bfEunvT8IAqQ/NzSJHtcmW5zdEY=
github.com/vishvananda/netns v0.0.5/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
github.com/wmnsk/go-gtp v0.8.12 h1:89Xn0q8LTwNP3fYYwZPWVSOuWc7peJrYWWCN9zf6nlM=
github.com/wmnsk/go-gtp v0.8.12/go.mod h1:ha5DO5jAVVP/2hwrJN5+m1PWOarRusrhduXrAFSPIAE=
github.com/wmnsk/go-pfcp v0.0.24 h1:sv4F3U/IphsPUMXMkTJW877CRvXZ1sF5onWHGBvxx/A=
github.com/wmnsk/go-pfcp v0.0.24/go.mod h1:8EUVvOzlz25wkUs9D8STNAs5zGyIo5xEUpHQOUZ/iSg=
github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1 h1:gEOO8jv9F4OT7lGCjxCBTO/36wtF6j2nSip77qHd4x4=
github.com/xrash/smetrics v0.0.0-20240521201337-686a1a2994c1/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
github.com/xrash/smetrics v0.0.0-20250705151800-55b8f293f342 h1:FnBeRrxr7OU4VvAzt5X7s6266i6cSVkkFPS0TuXWbIg=
github.com/xrash/smetrics v0.0.0-20250705151800-55b8f293f342/go.mod h1:Ohn+xnUBiLI6FVj/9LpzZWtj1/D6lUovWYBkxHVV3aM=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.39.0 h1:ZCu7HMWDxpXpaiKdhzIfaltL9Lp31x/3fCP11bc6/fY=
golang.org/x/net v0.39.0/go.mod h1:X7NRbYVEA+ewNkCNyJ513WmMdQ3BineSwVtN2zD/d+E=
golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
golang.org/x/net v0.48.0/go.mod h1:+ndRgGjkh8FGtu1w1FGbEC31if4VrNVMuKTgcAAnQRY=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.32.0 h1:s77OFDvIQeibCmezSnk/q6iAfkdiQaJi4VzroCFrN20=
golang.org/x/sys v0.32.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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11 changes: 1 addition & 10 deletions internal/app/up-handler.go
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Expand Up @@ -293,16 +293,7 @@ func handleIncommingPacket(gtpIface netip.Addr, db *FARAssociationDB, packet []b
case ohc.HasPortNumber():
// forward over UDP/IP
port := ohcfields.PortNumber
var udpaddr string
if strings.Count(ipAddress, ":") > 0 {
udpaddr = fmt.Sprintf("[%s]:%s", ipAddress, port)
} else {
udpaddr = fmt.Sprintf("%s:%s", ipAddress, port)
}
raddr, err := net.ResolveUDPAddr("udp", udpaddr)
if err != nil {
return err
}
raddr := net.UDPAddrFromAddrPort(netip.AddrPortFrom(netIpAddr, port))
udpConn, err := net.DialUDP("udp", nil, raddr)
if err != nil {
return err
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