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add a safe mode, conflict resolver
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@therealpaulgg
therealpaulgg committed Apr 3, 2024
1 parent 01849da commit 14c8951
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Showing 5 changed files with 65 additions and 43 deletions.
8 changes: 3 additions & 5 deletions go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ require (
github.com/google/uuid v1.3.0
github.com/lestrrat-go/jwx/v2 v2.0.21
github.com/samber/lo v1.37.0
github.com/stretchr/testify v1.9.0
github.com/urfave/cli/v2 v2.23.7
)

Expand All @@ -17,7 +18,7 @@ require (
github.com/gobwas/httphead v0.1.0 // indirect
github.com/gobwas/pool v0.2.1 // indirect
github.com/goccy/go-json v0.10.2 // indirect
github.com/golang/mock v1.6.0 // indirect
github.com/kr/pretty v0.1.0 // indirect
github.com/lestrrat-go/blackmagic v1.0.2 // indirect
github.com/lestrrat-go/httpcc v1.0.1 // indirect
github.com/lestrrat-go/httprc v1.0.5 // indirect
Expand All @@ -26,13 +27,10 @@ require (
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/russross/blackfriday/v2 v2.1.0 // indirect
github.com/segmentio/asm v1.2.0 // indirect
github.com/stretchr/testify v1.9.0 // indirect
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
golang.org/x/crypto v0.21.0 // indirect
golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17 // indirect
golang.org/x/mod v0.6.0-dev.0.20211013180041-c96bc1413d57 // indirect
golang.org/x/sys v0.18.0 // indirect
golang.org/x/tools v0.1.8-0.20211029000441-d6a9af8af023 // indirect
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)
37 changes: 7 additions & 30 deletions go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -13,10 +13,13 @@ github.com/gobwas/ws v1.1.0 h1:7RFti/xnNkMJnrK7D1yQ/iCIB5OrrY/54/H930kIbHA=
github.com/gobwas/ws v1.1.0/go.mod h1:nzvNcVha5eUziGrbxFCo6qFIojQHjJV5cLYIbezhfL0=
github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/lestrrat-go/blackmagic v1.0.2 h1:Cg2gVSc9h7sz9NOByczrbUvLopQmXrfFx//N+AkAr5k=
github.com/lestrrat-go/blackmagic v1.0.2/go.mod h1:UrEqBzIR2U6CnzVyUtfM6oZNMt/7O7Vohk2J0OGSAtU=
github.com/lestrrat-go/httpcc v1.0.1 h1:ydWCStUeJLkpYyjLDHihupbn2tYmZ7m22BGkcvZZrIE=
Expand Down Expand Up @@ -46,42 +49,16 @@ github.com/urfave/cli/v2 v2.23.7 h1:YHDQ46s3VghFHFf1DdF+Sh7H4RqhcM+t0TmZRJx4oJY=
github.com/urfave/cli/v2 v2.23.7/go.mod h1:GHupkWPMM0M/sj1a2b4wUrWBPzazNrIjouW6fmdJLxc=
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsrSj3ccvlPHLoLsHnpR27oXr4ZE984MbSER8=
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
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/crypto v0.21.0 h1:X31++rzVUdKhX5sWmSOFZxx8UW/ldWx55cbf08iNAMA=
golang.org/x/crypto v0.21.0/go.mod h1:0BP7YvVV9gBbVKyeTG0Gyn+gZm94bibOW5BjDEYAOMs=
golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17 h1:3MTrJm4PyNL9NBqvYDSj3DHl46qQakyfqfWo4jgfaEM=
golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17/go.mod h1:lgLbSvA5ygNOMpwM/9anMpWVlVJ7Z+cHWq/eFuinpGE=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.6.0-dev.0.20211013180041-c96bc1413d57 h1:LQmS1nU0twXLA96Kt7U9qtHJEbBk3z6Q0V4UXjZkpr4=
golang.org/x/mod v0.6.0-dev.0.20211013180041-c96bc1413d57/go.mod h1:3p9vT2HGsQu2K1YbXdKPJLVgG5VJdoTa1poYQBtP1AY=
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 v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/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 v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201207223542-d4d67f95c62d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
golang.org/x/tools v0.1.8-0.20211029000441-d6a9af8af023 h1:0c3L82FDQ5rt1bjTBlchS8t6RQ6299/+5bWMnRLh+uI=
golang.org/x/tools v0.1.8-0.20211029000441-d6a9af8af023/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
9 changes: 8 additions & 1 deletion main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,14 @@ func main() {
Action: actions.Upload,
},
{
Name: "download",
Name: "download",
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "safe-mode",
Aliases: []string{"s"},
Usage: "Safe mode will sync to an alternate directory (.ssh-sync-data)",
},
},
Action: actions.Download,
},
{
Expand Down
13 changes: 10 additions & 3 deletions pkg/actions/download.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -61,18 +61,25 @@ func Download(c *cli.Context) error {
}
data.Keys[i].Data = decryptedKey
}
isSafeMode := c.Bool("safe-mode")
var directory string
if isSafeMode {
fmt.Println("Executing in safe mode (keys writing to .ssh-sync-data)")
directory = ".ssh-sync-data"
} else {
directory = ".ssh"
}
if err := utils.WriteConfig(lo.Map(data.SshConfig, func(config dto.SshConfigDto, i int) models.Host {
return models.Host{
Host: config.Host,
Values: config.Values,
IdentityFiles: config.IdentityFiles,
}
})); err != nil {
}), directory); err != nil {
return err
}
for _, key := range data.Keys {

if err := utils.WriteKey(key.Data, key.Filename); err != nil {
if err := utils.WriteKey(key.Data, key.Filename, directory); err != nil {
return err
}
}
Expand Down
41 changes: 37 additions & 4 deletions pkg/utils/write.go
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package utils

import (
"bufio"
"errors"
"fmt"
"os"
Expand All @@ -10,12 +11,12 @@ import (
"github.com/therealpaulgg/ssh-sync/pkg/models"
)

func WriteConfig(hosts []models.Host) error {
func WriteConfig(hosts []models.Host, sshDirectory string) error {
user, err := user.Current()
if err != nil {
return err
}
p := filepath.Join(user.HomeDir, "/.ssh-sync-data")
p := filepath.Join(user.HomeDir, sshDirectory)
if _, err := os.Stat(p); errors.Is(err, os.ErrNotExist) {

if err := os.MkdirAll(p, 0700); err != nil {
Expand Down Expand Up @@ -49,17 +50,48 @@ func WriteConfig(hosts []models.Host) error {
return nil
}

func WriteKey(key []byte, filename string) error {
func WriteKey(key []byte, filename string, sshDirectory string) error {
user, err := user.Current()
if err != nil {
return err
}
p := filepath.Join(user.HomeDir, "/.ssh-sync-data")
p := filepath.Join(user.HomeDir, sshDirectory)
if _, err := os.Stat(p); errors.Is(err, os.ErrNotExist) {
if err := os.MkdirAll(p, 0700); err != nil {
return err
}
}
// check if file exists (for conflict)
_, err = os.OpenFile(filepath.Join(p, filename), os.O_RDONLY, 0600)
// if the file exists, hash the contents of the file and compare it to the key
// if the hashes differ, let the user know and ask them to resolve the conflict
if err != nil && !errors.Is(err, os.ErrNotExist) {
return err
} else if err == nil {
existingData, err := os.ReadFile(filepath.Join(p, filename))
if err != nil {
return err
}
if string(existingData) != string(key) {
var answer string
scanner := bufio.NewScanner(os.Stdin)
fmt.Printf("diff detected for %s.\n", filename)
fmt.Println("1. Overwrite")
fmt.Println("2. Skip")
fmt.Println("3. Save new file (as .duplicate extension for manual resolution)")
fmt.Print("Please choose an option (will skip by default): ")

if err := ReadLineFromStdin(scanner, &answer); err != nil {
return err
}
fmt.Println()
if answer == "3" {
filename = filename + ".duplicate"
} else if answer == "2" || answer != "1" {
return nil
}
}
}
file, err := os.OpenFile(filepath.Join(p, filename), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
if err != nil {
return err
Expand All @@ -68,5 +100,6 @@ func WriteKey(key []byte, filename string) error {
if _, err := file.Write(key); err != nil {
return err
}

return nil
}

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