wip
This commit is contained in:
commit
7557f75579
GPG key ID:
950D13E9719334AD
7 changed files with 229 additions and 0 deletions
21
LICENSE
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21
LICENSE
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@ -0,0 +1,21 @@
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The MIT License (MIT)
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Copyright © 2024 Daylin Morgan
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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27
flake.lock
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27
flake.lock
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{
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"nodes": {
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"nixpkgs": {
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"locked": {
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"lastModified": 1723637854,
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"narHash": "sha256-med8+5DSWa2UnOqtdICndjDAEjxr5D7zaIiK4pn0Q7c=",
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"owner": "nixos",
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"repo": "nixpkgs",
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"rev": "c3aa7b8938b17aebd2deecf7be0636000d62a2b9",
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"type": "github"
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},
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"original": {
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"owner": "nixos",
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"ref": "nixos-unstable",
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"repo": "nixpkgs",
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"type": "github"
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}
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},
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"root": {
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"inputs": {
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"nixpkgs": "nixpkgs"
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}
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}
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},
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"root": "root",
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"version": 7
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}
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32
flake.nix
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32
flake.nix
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@ -0,0 +1,32 @@
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{
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description = "small utilities";
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inputs = {
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nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
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};
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outputs =
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{ nixpkgs, ... }:
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let
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inherit (nixpkgs.lib) genAttrs;
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forAllSystems =
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f:
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genAttrs [
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"x86_64-linux"
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"x86_64-darwin"
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"aarch64-linux"
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"aarch64-darwin"
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] (system: f nixpkgs.legacyPackages.${system});
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in
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{
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devShells = forAllSystems (pkgs: {
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default = pkgs.mkShell {
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packages = with pkgs; [
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go
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nim
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];
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};
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});
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formatter = forAllSystems (pkgs: pkgs.nixfmt-rfc-style);
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};
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}
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27
tunnel-go/default.nix
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27
tunnel-go/default.nix
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{
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lib,
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installShellFiles,
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buildGoModule,
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makeWrapper,
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...
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}:
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let
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inherit (lib) cleanSource;
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in
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buildGoModule rec {
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pname = "tunnel";
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version = "unstable";
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src = cleanSource ./.;
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vendorHash = "";
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nativeBuildInputs = [
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installShellFiles
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makeWrapper
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];
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postInstall = ''
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installShellCompletion --cmd ${pname} \
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--zsh <($out/bin/${pname} completion zsh)
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'';
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}
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16
tunnel-go/go.mod
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16
tunnel-go/go.mod
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module git.dayl.in/daylin/utils/tunnel
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go 1.22.5
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require (
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github.com/bitfield/script v0.22.1
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github.com/spf13/cobra v1.8.1
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)
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require (
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github.com/inconshreveable/mousetrap v1.1.0 // indirect
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github.com/itchyny/gojq v0.12.13 // indirect
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github.com/itchyny/timefmt-go v0.1.5 // indirect
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github.com/spf13/pflag v1.0.5 // indirect
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mvdan.cc/sh/v3 v3.7.0 // indirect
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)
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32
tunnel-go/go.sum
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32
tunnel-go/go.sum
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github.com/bitfield/script v0.22.1 h1:DphxoC5ssYciwd0ZS+N0Xae46geAD/0mVWh6a2NUxM4=
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github.com/bitfield/script v0.22.1/go.mod h1:fv+6x4OzVsRs6qAlc7wiGq8fq1b5orhtQdtW0dwjUHI=
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github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
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github.com/frankban/quicktest v1.14.5 h1:dfYrrRyLtiqT9GyKXgdh+k4inNeTvmGbuSgZ3lx3GhA=
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github.com/frankban/quicktest v1.14.5/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
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github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
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github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
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github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
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github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
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github.com/itchyny/gojq v0.12.13 h1:IxyYlHYIlspQHHTE0f3cJF0NKDMfajxViuhBLnHd/QU=
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github.com/itchyny/gojq v0.12.13/go.mod h1:JzwzAqenfhrPUuwbmEz3nu3JQmFLlQTQMUcOdnu/Sf4=
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github.com/itchyny/timefmt-go v0.1.5 h1:G0INE2la8S6ru/ZI5JecgyzbbJNs5lG1RcBqa7Jm6GE=
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github.com/itchyny/timefmt-go v0.1.5/go.mod h1:nEP7L+2YmAbT2kZ2HfSs1d8Xtw9LY8D2stDBckWakZ8=
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github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
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github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
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github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
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github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
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github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
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github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
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github.com/spf13/cobra v1.8.1 h1:e5/vxKd/rZsfSJMUX1agtjeTDf+qv1/JdBF8gg5k9ZM=
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github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3kD9Y=
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github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
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github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
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golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
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golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/tools v0.11.0 h1:EMCa6U9S2LtZXLAMoWiR/R8dAQFRqbAitmbJ2UKhoi8=
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golang.org/x/tools v0.11.0/go.mod h1:anzJrxPjNtfgiYQYirP2CPGzGLxrH2u2QBhn6Bf3qY8=
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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.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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mvdan.cc/sh/v3 v3.7.0 h1:lSTjdP/1xsddtaKfGg7Myu7DnlHItd3/M2tomOcNNBg=
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mvdan.cc/sh/v3 v3.7.0/go.mod h1:K2gwkaesF/D7av7Kxl0HbF5kGOd2ArupNTX3X44+8l8=
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74
tunnel-go/main.go
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74
tunnel-go/main.go
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package main
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import (
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"fmt"
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"log"
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"os"
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"os/exec"
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"github.com/bitfield/script"
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"github.com/spf13/cobra"
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)
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func logFail(cond bool, s string, args ...interface{}) {
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if !cond {
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log.Fatalf(s, args...)
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}
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}
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func ok(cmd *exec.Cmd) bool { err := cmd.Run(); return err == nil }
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func portString() string { return fmt.Sprintf("%[1]d:localhost:%[1]d", port) }
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func checkControl() bool { return ok(exec.Command("ssh", "-O", "check", host)) }
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func activateSshControl() bool { return ok(exec.Command("ssh", "-M", "-f", "-N", host)) }
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func connectPort() bool { return ok(exec.Command("ssh", "-fNL", portString(), host)) }
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func deactivateSshControl() bool { return ok(exec.Command("ssh", "-O", "exit", host)) }
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func genSubCmd(use string, short string, run func()) *cobra.Command {
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return &cobra.Command{
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Use: use, Short: short, Args: cobra.MinimumNArgs(1),
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Run: func(cmd *cobra.Command, args []string) {
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host = args[0]
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run()
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},
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}
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}
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func tunnelUp() {
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if !checkControl() {
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logFail(activateSshControl(), "failed to activate ssh for host: %s", host)
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}
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logFail(connectPort(), "failed to connect to host: %s with port: %d", host, port)
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}
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func tunnelDown() { logFail(deactivateSshControl(), "failed to disable ssh control %s", host) }
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func tunnelShow() {
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script.ListFiles("/home/daylin/.ssh").Stdout()
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}
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var (
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rootCmd = &cobra.Command{Use: "tunnel", Short: "control ssh tunnels"}
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upCmd = genSubCmd("up hostname [flags]", "activate ssh tunnel", tunnelUp)
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downCmd = genSubCmd("down hostname [flags]", "deactivate ssh tunnel", tunnelDown)
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showCmd = &cobra.Command{Use: "show", Short: "show activate tunnels", Run: func(cmd *cobra.Command, args []string) { tunnelShow() }}
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)
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var (
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port uint64
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host string
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)
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func init() {
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rootCmd.CompletionOptions.HiddenDefaultCmd = true
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rootCmd.AddCommand(upCmd)
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rootCmd.AddCommand(downCmd)
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rootCmd.AddCommand(showCmd)
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upCmd.Flags().Uint64VarP(&port, "port", "p", 0, "port number")
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upCmd.MarkFlagRequired("port")
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}
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func main() {
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err := rootCmd.Execute()
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if err != nil {
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os.Exit(1)
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}
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}
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