First commit
This commit is contained in:
@@ -0,0 +1,2 @@
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# ignore binary files
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bin/
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@@ -0,0 +1,3 @@
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# uports
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A CLI tool that displays listening TCP ports grouped by user, along with the owning process ID and command.
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@@ -0,0 +1,44 @@
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module uports
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go 1.25.8
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require (
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charm.land/lipgloss/v2 v2.0.5
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github.com/charmbracelet/fang v1.0.0
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github.com/charmbracelet/x/exp/charmtone v0.0.0-20250603201427-c31516f43444
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github.com/prometheus/common v0.70.0
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github.com/shirou/gopsutil/v4 v4.26.6
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github.com/spf13/cobra v1.10.2
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github.com/spf13/pflag v1.0.10
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)
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require (
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github.com/charmbracelet/colorprofile v0.4.3 // indirect
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github.com/charmbracelet/ultraviolet v0.0.0-20251205161215-1948445e3318 // indirect
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github.com/charmbracelet/x/ansi v0.11.7 // indirect
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github.com/charmbracelet/x/term v0.2.2 // indirect
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github.com/charmbracelet/x/termios v0.1.1 // indirect
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github.com/charmbracelet/x/windows v0.2.2 // indirect
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github.com/clipperhouse/displaywidth v0.11.0 // indirect
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github.com/clipperhouse/uax29/v2 v2.7.0 // indirect
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github.com/ebitengine/purego v0.10.0 // indirect
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github.com/go-ole/go-ole v1.2.6 // indirect
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github.com/inconshreveable/mousetrap v1.1.0 // indirect
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github.com/lucasb-eyer/go-colorful v1.4.0 // indirect
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github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
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github.com/mattn/go-runewidth v0.0.23 // indirect
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github.com/muesli/cancelreader v0.2.2 // indirect
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github.com/muesli/mango v0.1.0 // indirect
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github.com/muesli/mango-cobra v1.2.0 // indirect
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github.com/muesli/mango-pflag v0.1.0 // indirect
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github.com/muesli/roff v0.1.0 // indirect
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github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
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github.com/rivo/uniseg v0.4.7 // indirect
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github.com/tklauser/go-sysconf v0.3.16 // indirect
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github.com/tklauser/numcpus v0.11.0 // indirect
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github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
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github.com/yusufpapurcu/wmi v1.2.4 // indirect
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golang.org/x/sync v0.21.0 // indirect
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golang.org/x/sys v0.46.0 // indirect
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golang.org/x/text v0.38.0 // indirect
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)
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@@ -0,0 +1,95 @@
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charm.land/lipgloss/v2 v2.0.5 h1:kbNxgeeUOYv5J0YdpxFjfvf3dFvqH8Aci4zB6xqFtrY=
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charm.land/lipgloss/v2 v2.0.5/go.mod h1:9oqhxt4yxIMe6q5A4kHr44DremZk7J9UNh74GlWa5nc=
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github.com/aymanbagabas/go-udiff v0.4.1 h1:OEIrQ8maEeDBXQDoGCbbTTXYJMYRCRO1fnodZ12Gv5o=
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github.com/aymanbagabas/go-udiff v0.4.1/go.mod h1:0L9PGwj20lrtmEMeyw4WKJ/TMyDtvAoK9bf2u/mNo3w=
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github.com/charmbracelet/colorprofile v0.4.3 h1:QPa1IWkYI+AOB+fE+mg/5/4HRMZcaXex9t5KX76i20Q=
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github.com/charmbracelet/colorprofile v0.4.3/go.mod h1:/zT4BhpD5aGFpqQQqw7a+VtHCzu+zrQtt1zhMt9mR4Q=
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github.com/charmbracelet/fang v1.0.0 h1:jESBY40agJOlLYnnv9jE0mLqDGTxEk0hkOnx7YGyRlQ=
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github.com/charmbracelet/fang v1.0.0/go.mod h1:P5/DNb9DddQ0Z0dbc0P3ol4/ix5Po7Ofr2KMBfAqoCo=
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github.com/charmbracelet/ultraviolet v0.0.0-20251205161215-1948445e3318 h1:OqDqxQZliC7C8adA7KjelW3OjtAxREfeHkNcd66wpeI=
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github.com/charmbracelet/ultraviolet v0.0.0-20251205161215-1948445e3318/go.mod h1:Y6kE2GzHfkyQQVCSL9r2hwokSrIlHGzZG+71+wDYSZI=
|
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github.com/charmbracelet/x/ansi v0.11.7 h1:kzv1kJvjg2S3r9KHo8hDdHFQLEqn4RBCb39dAYC84jI=
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github.com/charmbracelet/x/ansi v0.11.7/go.mod h1:9qGpnAVYz+8ACONkZBUWPtL7lulP9No6p1epAihUZwQ=
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github.com/charmbracelet/x/exp/charmtone v0.0.0-20250603201427-c31516f43444 h1:IJDiTgVE56gkAGfq0lBEloWgkXMk4hl/bmuPoicI4R0=
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github.com/charmbracelet/x/exp/charmtone v0.0.0-20250603201427-c31516f43444/go.mod h1:T9jr8CzFpjhFVHjNjKwbAD7KwBNyFnj2pntAO7F2zw0=
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github.com/charmbracelet/x/exp/golden v0.0.0-20250806222409-83e3a29d542f h1:pk6gmGpCE7F3FcjaOEKYriCvpmIN4+6OS/RD0vm4uIA=
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github.com/charmbracelet/x/exp/golden v0.0.0-20250806222409-83e3a29d542f/go.mod h1:IfZAMTHB6XkZSeXUqriemErjAWCCzT0LwjKFYCZyw0I=
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github.com/charmbracelet/x/term v0.2.2 h1:xVRT/S2ZcKdhhOuSP4t5cLi5o+JxklsoEObBSgfgZRk=
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github.com/charmbracelet/x/term v0.2.2/go.mod h1:kF8CY5RddLWrsgVwpw4kAa6TESp6EB5y3uxGLeCqzAI=
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github.com/charmbracelet/x/termios v0.1.1 h1:o3Q2bT8eqzGnGPOYheoYS8eEleT5ZVNYNy8JawjaNZY=
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github.com/charmbracelet/x/termios v0.1.1/go.mod h1:rB7fnv1TgOPOyyKRJ9o+AsTU/vK5WHJ2ivHeut/Pcwo=
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github.com/charmbracelet/x/windows v0.2.2 h1:IofanmuvaxnKHuV04sC0eBy/smG6kIKrWG2/jYn2GuM=
|
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github.com/charmbracelet/x/windows v0.2.2/go.mod h1:/8XtdKZzedat74NQFn0NGlGL4soHB0YQZrETF96h75k=
|
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github.com/clipperhouse/displaywidth v0.11.0 h1:lBc6kY44VFw+TDx4I8opi/EtL9m20WSEFgwIwO+UVM8=
|
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github.com/clipperhouse/displaywidth v0.11.0/go.mod h1:bkrFNkf81G8HyVqmKGxsPufD3JhNl3dSqnGhOoSD/o0=
|
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github.com/clipperhouse/uax29/v2 v2.7.0 h1:+gs4oBZ2gPfVrKPthwbMzWZDaAFPGYK72F0NJv2v7Vk=
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github.com/clipperhouse/uax29/v2 v2.7.0/go.mod h1:EFJ2TJMRUaplDxHKj1qAEhCtQPW2tJSwu5BF98AuoVM=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
|
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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/ebitengine/purego v0.10.0 h1:QIw4xfpWT6GWTzaW5XEKy3HXoqrJGx1ijYHzTF0/ISU=
|
||||
github.com/ebitengine/purego v0.10.0/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
|
||||
github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
|
||||
github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
|
||||
github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||
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/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
|
||||
github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
|
||||
github.com/lucasb-eyer/go-colorful v1.4.0 h1:UtrWVfLdarDgc44HcS7pYloGHJUjHV/4FwW4TvVgFr4=
|
||||
github.com/lucasb-eyer/go-colorful v1.4.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
|
||||
github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
|
||||
github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0/go.mod h1:zJYVVT2jmtg6P3p1VtQj7WsuWi/y4VnjVBn7F8KPB3I=
|
||||
github.com/mattn/go-runewidth v0.0.23 h1:7ykA0T0jkPpzSvMS5i9uoNn2Xy3R383f9HDx3RybWcw=
|
||||
github.com/mattn/go-runewidth v0.0.23/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
|
||||
github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
|
||||
github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
|
||||
github.com/muesli/mango v0.1.0 h1:DZQK45d2gGbql1arsYA4vfg4d7I9Hfx5rX/GCmzsAvI=
|
||||
github.com/muesli/mango v0.1.0/go.mod h1:5XFpbC8jY5UUv89YQciiXNlbi+iJgt29VDC5xbzrLL4=
|
||||
github.com/muesli/mango-cobra v1.2.0 h1:DQvjzAM0PMZr85Iv9LIMaYISpTOliMEg+uMFtNbYvWg=
|
||||
github.com/muesli/mango-cobra v1.2.0/go.mod h1:vMJL54QytZAJhCT13LPVDfkvCUJ5/4jNUKF/8NC2UjA=
|
||||
github.com/muesli/mango-pflag v0.1.0 h1:UADqbYgpUyRoBja3g6LUL+3LErjpsOwaC9ywvBWe7Sg=
|
||||
github.com/muesli/mango-pflag v0.1.0/go.mod h1:YEQomTxaCUp8PrbhFh10UfbhbQrM/xJ4i2PB8VTLLW0=
|
||||
github.com/muesli/roff v0.1.0 h1:YD0lalCotmYuF5HhZliKWlIx7IEhiXeSfq7hNjFqGF8=
|
||||
github.com/muesli/roff v0.1.0/go.mod h1:pjAHQM9hdUUwm/krAfrLGgJkXJ+YuhtsfZ42kieB2Ig=
|
||||
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/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt9k/+g42oCprj/FisM4qX9L3sZB3upGN2ZU=
|
||||
github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
|
||||
github.com/prometheus/common v0.70.0 h1:bcpru3tWPVnxGnETLgOV5jbp/JRXgYEyv65CuBLAMMI=
|
||||
github.com/prometheus/common v0.70.0/go.mod h1:S/SFasQmgGiYH6C81LKCtYa8QACgthGg5zxL2udV7SY=
|
||||
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
|
||||
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
|
||||
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
|
||||
github.com/shirou/gopsutil/v4 v4.26.6 h1:Mzr/npDtQC/xpeEuQKHZt8Zo9CmPvhTj8nkR8w5TLDs=
|
||||
github.com/shirou/gopsutil/v4 v4.26.6/go.mod h1:LZ6ewCSkBqUpvSOf+LsTGnRinC6iaNUNMGBtDkJBaLQ=
|
||||
github.com/spf13/cobra v1.10.2 h1:DMTTonx5m65Ic0GOoRY2c16WCbHxOOw6xxezuLaBpcU=
|
||||
github.com/spf13/cobra v1.10.2/go.mod h1:7C1pvHqHw5A4vrJfjNwvOdzYu0Gml16OCs2GRiTUUS4=
|
||||
github.com/spf13/pflag v1.0.9/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
|
||||
github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
|
||||
github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
|
||||
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
|
||||
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
|
||||
github.com/tklauser/go-sysconf v0.3.16 h1:frioLaCQSsF5Cy1jgRBrzr6t502KIIwQ0MArYICU0nA=
|
||||
github.com/tklauser/go-sysconf v0.3.16/go.mod h1:/qNL9xxDhc7tx3HSRsLWNnuzbVfh3e7gh/BmM179nYI=
|
||||
github.com/tklauser/numcpus v0.11.0 h1:nSTwhKH5e1dMNsCdVBukSZrURJRoHbSEQjdEbY+9RXw=
|
||||
github.com/tklauser/numcpus v0.11.0/go.mod h1:z+LwcLq54uWZTX0u/bGobaV34u6V7KNlTZejzM6/3MQ=
|
||||
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
|
||||
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
|
||||
github.com/yusufpapurcu/wmi v1.2.4 h1:zFUKzehAFReQwLys1b/iSMl+JQGSCSjtVqQn9bBrPo0=
|
||||
github.com/yusufpapurcu/wmi v1.2.4/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
|
||||
go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
|
||||
golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
|
||||
golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
|
||||
golang.org/x/sync v0.21.0 h1:HLII4xRRTtCRkxYp4HNFF0Js/Og6q2i++KXbg0gHCwM=
|
||||
golang.org/x/sync v0.21.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
|
||||
golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.46.0 h1:noSf2Fq6F8DBgS+LysIkx7rIExoNHJsxOAtPp4rthXw=
|
||||
golang.org/x/sys v0.46.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
|
||||
golang.org/x/text v0.38.0 h1:sXmwo9DwP3OK9EZ7PqAdaooSGozfl/3a6/xJcbzPRhE=
|
||||
golang.org/x/text v0.38.0/go.mod h1:YXZt3QhHUKYT53r2lLKFIVi6Ao1jdzrTR/KQ09qyxF4=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
@@ -0,0 +1,273 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"cmp"
|
||||
"context"
|
||||
"fmt"
|
||||
"maps"
|
||||
"os"
|
||||
"os/user"
|
||||
"slices"
|
||||
"sort"
|
||||
"strconv"
|
||||
|
||||
"charm.land/lipgloss/v2"
|
||||
"github.com/charmbracelet/fang"
|
||||
"github.com/charmbracelet/x/exp/charmtone"
|
||||
"github.com/prometheus/common/version"
|
||||
"github.com/shirou/gopsutil/v4/net"
|
||||
"github.com/shirou/gopsutil/v4/process"
|
||||
"github.com/spf13/cobra"
|
||||
"github.com/spf13/pflag"
|
||||
)
|
||||
|
||||
// Color style variables
|
||||
var (
|
||||
usernameStyle = lipgloss.NewStyle().
|
||||
Foreground(lipgloss.Color("45")).
|
||||
Bold(true)
|
||||
|
||||
uidStyle = lipgloss.NewStyle().
|
||||
Foreground(lipgloss.Color("11")).
|
||||
Bold(true)
|
||||
|
||||
columnTitleStyle = lipgloss.NewStyle().
|
||||
Foreground(lipgloss.Color("244"))
|
||||
)
|
||||
|
||||
// Message colors
|
||||
var (
|
||||
titleStyle = lipgloss.NewStyle().
|
||||
Foreground(charmtone.Charple).
|
||||
Bold(true)
|
||||
)
|
||||
|
||||
// Flag variables
|
||||
type config struct {
|
||||
search struct {
|
||||
port uint32
|
||||
pid int32
|
||||
cmd string
|
||||
user []string
|
||||
}
|
||||
}
|
||||
|
||||
var cfg config
|
||||
|
||||
func main() {
|
||||
|
||||
// Create new flag sets
|
||||
searchFS := &pflag.FlagSet{}
|
||||
|
||||
// CLI Create a new cobra Command
|
||||
cobraCmd := &cobra.Command{
|
||||
Use: "uports",
|
||||
Long: fmt.Sprintf(`%s
|
||||
|
||||
Displays listening TCP ports grouped by user,
|
||||
along with the owning process ID and command.`,
|
||||
titleStyle.Render("DESCRIPTION")),
|
||||
RunE: runApp,
|
||||
}
|
||||
|
||||
// =============================================
|
||||
// CLI Flags
|
||||
// =============================================
|
||||
|
||||
// search
|
||||
searchFS.Uint32VarP(
|
||||
&cfg.search.port,
|
||||
"port",
|
||||
"p",
|
||||
0,
|
||||
"Filter by listening TCP port",
|
||||
)
|
||||
|
||||
searchFS.Int32VarP(
|
||||
&cfg.search.pid,
|
||||
"pid",
|
||||
"i",
|
||||
0,
|
||||
"Filter by process ID",
|
||||
)
|
||||
|
||||
searchFS.StringVarP(
|
||||
&cfg.search.cmd,
|
||||
"cmd",
|
||||
"c",
|
||||
"",
|
||||
"Filter by command (substring match)",
|
||||
)
|
||||
|
||||
searchFS.StringSliceVarP(
|
||||
&cfg.search.user,
|
||||
"user",
|
||||
"u",
|
||||
nil,
|
||||
"Filter by username or UID (comma-separated values)",
|
||||
)
|
||||
|
||||
cobraCmd.Flags().AddFlagSet(searchFS)
|
||||
|
||||
// =============================================
|
||||
// Execute command
|
||||
// =============================================
|
||||
|
||||
// Set new flag display settings
|
||||
cobraCmd.Flags().SetInterspersed(false)
|
||||
cobraCmd.Flags().SortFlags = false
|
||||
cobraCmd.Flags().PrintDefaults()
|
||||
|
||||
// Remove completion and help commands (--help is kept)
|
||||
cobraCmd.CompletionOptions.DisableDefaultCmd = true
|
||||
cobraCmd.SetHelpCommand(&cobra.Command{Hidden: true})
|
||||
|
||||
// CLI Version
|
||||
cobraCmd.Version = version.Print("uports")
|
||||
|
||||
// Execute cobra command
|
||||
if err := fang.Execute(context.Background(), cobraCmd); err != nil {
|
||||
os.Exit(1)
|
||||
}
|
||||
}
|
||||
|
||||
func runApp(cobraCmd *cobra.Command, args []string) error {
|
||||
|
||||
type userConnection struct {
|
||||
port uint32
|
||||
pid int32
|
||||
cmd string
|
||||
}
|
||||
|
||||
type procInfo struct {
|
||||
username string
|
||||
cmd string
|
||||
}
|
||||
|
||||
userConn := make(map[string][]userConnection)
|
||||
|
||||
// procCache serves to avoid having duplicated information for the same PID
|
||||
procCache := make(map[int32]procInfo)
|
||||
|
||||
// Get all listening TCP sockets
|
||||
conns, err := net.Connections("tcp")
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
|
||||
// ------------------------------------------------ //
|
||||
// For each socket
|
||||
// ------------------------------------------------ //
|
||||
for _, c := range conns {
|
||||
|
||||
// Only LISTEN ports
|
||||
if c.Status != "LISTEN" {
|
||||
continue
|
||||
}
|
||||
|
||||
// Exclude PID 0
|
||||
if c.Pid == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
_, ok := procCache[c.Pid]
|
||||
|
||||
if !ok {
|
||||
|
||||
// Gather PID
|
||||
p, err := process.NewProcess(c.Pid)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
// Gather UIDs associated with PID
|
||||
uids, err := p.Uids()
|
||||
if err != nil || len(uids) == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
// Skip root
|
||||
if uids[0] == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
// Lookup user and convert UID to string
|
||||
u, err := user.LookupId(strconv.FormatUint(uint64(uids[0]), 10))
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
// Gather command line arguments
|
||||
cmd, err := p.Cmdline()
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
// Add to process cache
|
||||
procCache[c.Pid] = procInfo{
|
||||
username: u.Username,
|
||||
cmd: cmd,
|
||||
}
|
||||
|
||||
userConn[u.Username] =
|
||||
append(userConn[u.Username],
|
||||
userConnection{port: c.Laddr.Port, pid: c.Pid, cmd: cmd})
|
||||
}
|
||||
}
|
||||
|
||||
// ------------------------------------------------ //
|
||||
// Print users alphabetically and with sorted ports
|
||||
// ------------------------------------------------ //
|
||||
|
||||
var users []string
|
||||
if cfg.search.user != nil {
|
||||
users = cfg.search.user
|
||||
sort.Strings(users)
|
||||
} else {
|
||||
users = slices.Collect(maps.Keys(userConn))
|
||||
sort.Strings(users)
|
||||
}
|
||||
|
||||
for _, username := range users {
|
||||
conns := userConn[username]
|
||||
|
||||
// Sort this user's connections by port
|
||||
slices.SortFunc(conns, func(a, b userConnection) int {
|
||||
return cmp.Compare(a.port, b.port)
|
||||
})
|
||||
|
||||
u, err := user.Lookup(username)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
|
||||
fmt.Println(
|
||||
usernameStyle.Render(
|
||||
fmt.Sprintf("\n%s", username)),
|
||||
uidStyle.Render(
|
||||
fmt.Sprintf("(%s)", u.Uid),
|
||||
))
|
||||
|
||||
fmt.Println(columnTitleStyle.Render(
|
||||
fmt.Sprintf(" %-5s %-6s %s", "PORT", "PID", "COMMAND"),
|
||||
))
|
||||
for _, c := range conns {
|
||||
fmt.Printf(" %-5d %-6d %s\n",
|
||||
c.port,
|
||||
c.pid,
|
||||
truncateChars(c.cmd, 60),
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// truncateChars truncates a string to a maximum number of characters.
|
||||
func truncateChars(s string, maxChars int) string {
|
||||
runes := []rune(s)
|
||||
if len(runes) <= maxChars {
|
||||
return s
|
||||
}
|
||||
return string(runes[:maxChars-3]) + "..."
|
||||
}
|
||||
Reference in New Issue
Block a user