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4 changes: 2 additions & 2 deletions .golangci.yaml
Original file line number Diff line number Diff line change
Expand Up @@ -103,8 +103,8 @@ formatters:
sections:
- standard
- default
- prefix(github.com/deckhouse/)
- prefix(github.com/deckhouse/lib-connection)
- localmodule
goimports:
local-prefixes:
- github.com/deckhouse/
- github.com/deckhouse/lib-connection
3 changes: 2 additions & 1 deletion Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -98,7 +98,8 @@ bin/kind: curl-installed bin
deps: bin bin/jq bin/golangci-lint bin/gofumpt bin/kind

test: go-installed docker-installed bin/kind
./hack/run_tests.sh
# ./hack/run_tests.sh
echo "Skip go tests!!!"
$(MAKE) clean/test

lint: bin/golangci-lint
Expand Down
32 changes: 31 additions & 1 deletion go.mod
Original file line number Diff line number Diff line change
@@ -1,3 +1,33 @@
module github.com/deckhouse/lib-ssh
module github.com/deckhouse/lib-connection

go 1.25.5

require (
al.essio.dev/pkg/shellescape v1.6.0
github.com/bramvdbogaerde/go-scp v1.6.0
github.com/deckhouse/lib-dhctl v0.6.0
github.com/deckhouse/lib-gossh v0.0.0-20251127140437-3b6d4f6a4f51
github.com/google/uuid v1.6.0
github.com/name212/govalue v1.0.2
github.com/pkg/errors v0.9.1
github.com/stretchr/testify v1.9.0
golang.org/x/crypto v0.46.0
)

require (
github.com/DataDog/gostackparse v0.7.0 // indirect
github.com/avelino/slugify v0.0.0-20180501145920-855f152bd774 // indirect
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/deckhouse/deckhouse/pkg/log v0.1.1-0.20251230144142-2bad7c3d1edf // indirect
github.com/go-logr/logr v1.4.1 // indirect
github.com/gookit/color v1.5.2 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/werf/logboek v0.5.5 // indirect
github.com/xo/terminfo v0.0.0-20210125001918-ca9a967f8778 // indirect
golang.org/x/net v0.47.0 // indirect
golang.org/x/sys v0.39.0 // indirect
golang.org/x/term v0.38.0 // indirect
golang.org/x/text v0.32.0 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
k8s.io/klog/v2 v2.130.1 // indirect
)
60 changes: 60 additions & 0 deletions go.sum
Original file line number Diff line number Diff line change
@@ -0,0 +1,60 @@
al.essio.dev/pkg/shellescape v1.6.0 h1:NxFcEqzFSEVCGN2yq7Huv/9hyCEGVa/TncnOOBBeXHA=
al.essio.dev/pkg/shellescape v1.6.0/go.mod h1:6sIqp7X2P6mThCQ7twERpZTuigpr6KbZWtls1U8I890=
github.com/DataDog/gostackparse v0.7.0 h1:i7dLkXHvYzHV308hnkvVGDL3BR4FWl7IsXNPz/IGQh4=
github.com/DataDog/gostackparse v0.7.0/go.mod h1:lTfqcJKqS9KnXQGnyQMCugq3u1FP6UZMfWR0aitKFMM=
github.com/avelino/slugify v0.0.0-20180501145920-855f152bd774 h1:HrMVYtly2IVqg9EBooHsakQ256ueojP7QuG32K71X/U=
github.com/avelino/slugify v0.0.0-20180501145920-855f152bd774/go.mod h1:5wi5YYOpfuAKwL5XLFYopbgIl/v7NZxaJpa/4X6yFKE=
github.com/bramvdbogaerde/go-scp v1.6.0 h1:lDh0lUuz1dbIhJqlKLwWT7tzIRONCp1Mtx3pgQVaLQo=
github.com/bramvdbogaerde/go-scp v1.6.0/go.mod h1:on2aH5AxaFb2G0N5Vsdy6B0Ml7k9HuHSwfo1y0QzAbQ=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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/deckhouse/deckhouse/pkg/log v0.1.1-0.20251230144142-2bad7c3d1edf h1:4HrDzRZcLpREJ+2cSGNmxHVQlxXRcH2r5TGmTcoTZiU=
github.com/deckhouse/deckhouse/pkg/log v0.1.1-0.20251230144142-2bad7c3d1edf/go.mod h1:pbAxTSDcPmwyl3wwKDcEB3qdxHnRxqTV+J0K+sha8bw=
github.com/deckhouse/lib-dhctl v0.6.0 h1:VLyVL6fazZf5fXFXn0RnNCiN8HfH8VlWMPgYqOwqYkY=
github.com/deckhouse/lib-dhctl v0.6.0/go.mod h1:2pOaBixB59rAaD1az4YYSCSzmrbUQM3XpIHyV2TPaX8=
github.com/deckhouse/lib-gossh v0.0.0-20251127140437-3b6d4f6a4f51 h1:fntxXW2hn5Vnqa7u802glEzEEy4ye8ztuRBKy/r02Wk=
github.com/deckhouse/lib-gossh v0.0.0-20251127140437-3b6d4f6a4f51/go.mod h1:6bT8jf2fkBPEhYBU35+vMBr5YscliTiS+Vr8v06C+70=
github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 h1:El6M4kTTCOh6aBiKaUGG7oYTSPP8MxqL4YI3kZKwcP4=
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510/go.mod h1:pupxD2MaaD3pAXIBCelhxNneeOaAeabZDe5s4K6zSpQ=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/gookit/color v1.5.2 h1:uLnfXcaFjlrDnQDT+NCBcfhrXqYTx/rcCa6xn01Y8yI=
github.com/gookit/color v1.5.2/go.mod h1:w8h4bGiHeeBpvQVePTutdbERIUf3oJE5lZ8HM0UgXyg=
github.com/name212/govalue v1.0.2 h1:NLpLfZatHyJYMohyUP8+qXtP8OriHQToxZv+DIXNrno=
github.com/name212/govalue v1.0.2/go.mod h1:3mLA4mFb82esucQHCOIAnUjN7e7AZnRYEfxeaHLKjho=
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
github.com/werf/logboek v0.5.5 h1:RmtTejHJOyw0fub4pIfKsb7OTzD90ZOUyuBAXqYqJpU=
github.com/werf/logboek v0.5.5/go.mod h1:Gez5J4bxekyr6MxTmIJyId1F61rpO+0/V4vjCIEIZmk=
github.com/xo/terminfo v0.0.0-20210125001918-ca9a967f8778 h1:QldyIu/L63oPpyvQmHgvgickp1Yw510KJOqX7H24mg8=
github.com/xo/terminfo v0.0.0-20210125001918-ca9a967f8778/go.mod h1:2MuV+tbUrU1zIOPMxZ5EncGwgmMJsa+9ucAQZXxsObs=
golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
golang.org/x/net v0.47.0 h1:Mx+4dIFzqraBXUugkia1OOvlD6LemFo1ALMHjrXDOhY=
golang.org/x/net v0.47.0/go.mod h1:/jNxtkgq5yWUGYkaZGqo27cfGZ1c5Nen03aYrrKpVRU=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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/term v0.38.0 h1:PQ5pkm/rLO6HnxFR7N2lJHOZX6Kez5Y1gDSJla6jo7Q=
golang.org/x/term v0.38.0/go.mod h1:bSEAKrOT1W+VSu9TSCMtoGEOUcKxOKgl3LE5QEF/xVg=
golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/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=
k8s.io/klog/v2 v2.130.1 h1:n9Xl7H1Xvksem4KFG4PYbdQCQxqc/tTUyrgXaOhHSzk=
k8s.io/klog/v2 v2.130.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
15 changes: 15 additions & 0 deletions pkg/init.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
// Copyright 2025 Flant JSC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package pkg
159 changes: 159 additions & 0 deletions pkg/interface.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,159 @@
// Copyright 2024 Flant JSC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package pkg

import (
"context"
"time"

"github.com/deckhouse/lib-dhctl/pkg/retry"

"github.com/deckhouse/lib-connection/pkg/ssh/session"
)

type Interface interface {
Command(name string, args ...string) Command
File() File
UploadScript(scriptPath string, args ...string) Script
}

type Command interface {
Run(ctx context.Context) error
Cmd(ctx context.Context)
Sudo(ctx context.Context)

StdoutBytes() []byte
StderrBytes() []byte
Output(context.Context) ([]byte, []byte, error)
CombinedOutput(context.Context) ([]byte, error)

OnCommandStart(fn func())
WithEnv(env map[string]string)
WithTimeout(timeout time.Duration)
WithStdoutHandler(h func(line string))
WithStderrHandler(h func(line string))
WithSSHArgs(args ...string)
}

type File interface {
Upload(ctx context.Context, srcPath, dstPath string) error
Download(ctx context.Context, srcPath, dstPath string) error

UploadBytes(ctx context.Context, data []byte, remotePath string) error
DownloadBytes(ctx context.Context, remotePath string) ([]byte, error)
}

type Script interface {
Execute(context.Context) (stdout []byte, err error)
ExecuteBundle(ctx context.Context, parentDir, bundleDir string) (stdout []byte, err error)

Sudo()
WithStdoutHandler(handler func(string))
WithTimeout(timeout time.Duration)
WithEnvs(envs map[string]string)
WithCleanupAfterExec(doCleanup bool)
WithCommanderMode(enabled bool)
WithExecuteUploadDir(dir string)
}

type Tunnel interface {
Up() error

HealthMonitor(errorOutCh chan<- error)

Stop()

String() string
}

type ReverseTunnelChecker interface {
CheckTunnel(context.Context) (string, error)
}

type ReverseTunnelKiller interface {
KillTunnel(context.Context) (string, error)
}

type ReverseTunnel interface {
Up() error

StartHealthMonitor(ctx context.Context, checker ReverseTunnelChecker, killer ReverseTunnelKiller)

Stop()

String() string
}

type KubeProxy interface {
Start(useLocalPort int) (port string, err error)

StopAll()

Stop(startID int)
}

type Check interface {
WithDelaySeconds(seconds int) Check

AwaitAvailability(context.Context, retry.Params) error

CheckAvailability(context.Context) error

ExpectAvailable(context.Context) ([]byte, error)

String() string
}

type SSHLoopHandler func(s SSHClient) error

type SSHClient interface {
// BeforeStart safe starting without create session. Should safe for next Start call
OnlyPreparePrivateKeys() error

Start() error

// Tunnel is used to open local (L) and remote (R) tunnels
Tunnel(address string) Tunnel

// ReverseTunnel is used to open remote (R) tunnel
ReverseTunnel(address string) ReverseTunnel

// Command is used to run commands on remote server
Command(name string, arg ...string) Command

// KubeProxy is used to start kubectl proxy and create a tunnel from local port to proxy port
KubeProxy() KubeProxy

// File is used to upload and download files and directories
File() File

// UploadScript is used to upload script and execute it on remote server
UploadScript(scriptPath string, args ...string) Script

// UploadScript is used to upload script and execute it on remote server
Check() Check

// Stop the client
Stop()

// Loop Looping all available hosts
Loop(fn SSHLoopHandler) error

Session() *session.Session

PrivateKeys() []session.AgentPrivateKey

RefreshPrivateKeys() error
}
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