From 2e9919d1a5519688b7d786bf0743f4313cb9d8c8 Mon Sep 17 00:00:00 2001 From: Nicola Murino Date: Fri, 6 May 2022 14:10:55 +0200 Subject: [PATCH] sftpfs: add more ciphers, KEXs and MACs they are negotiated according to the order. Restrictions are generally configured server side. I want to avoid to expose other settings for now. Fixes #817 Signed-off-by: Nicola Murino --- go.mod | 18 +++++++++--------- go.sum | 36 ++++++++++++++++++++---------------- version/version.go | 2 +- vfs/sftpfs.go | 11 +++++++++++ 4 files changed, 41 insertions(+), 26 deletions(-) diff --git a/go.mod b/go.mod index 4b71f8dd..bcc3a0ab 100644 --- a/go.mod +++ b/go.mod @@ -7,7 +7,7 @@ require ( github.com/Azure/azure-storage-blob-go v0.15.0 github.com/GehirnInc/crypt v0.0.0-20200316065508-bb7000b8a962 github.com/alexedwards/argon2id v0.0.0-20211130144151-3585854a6387 - github.com/aws/aws-sdk-go v1.44.4 + github.com/aws/aws-sdk-go v1.44.8 github.com/cockroachdb/cockroach-go/v2 v2.2.8 github.com/eikenb/pipeat v0.0.0-20210730190139-06b3e6902001 github.com/fclairamb/ftpserverlib v0.18.0 @@ -21,11 +21,11 @@ require ( github.com/google/uuid v1.3.0 github.com/grandcat/zeroconf v1.0.0 github.com/hashicorp/go-hclog v1.2.0 - github.com/hashicorp/go-plugin v1.4.3 + github.com/hashicorp/go-plugin v1.4.4 github.com/hashicorp/go-retryablehttp v0.7.1 github.com/jlaffaye/ftp v0.0.0-20201112195030-9aae4d151126 - github.com/klauspost/compress v1.15.2 - github.com/lestrrat-go/jwx v1.2.23 + github.com/klauspost/compress v1.15.3 + github.com/lestrrat-go/jwx v1.2.24 github.com/lib/pq v1.10.5 github.com/lithammer/shortuuid/v3 v3.0.7 github.com/mattn/go-sqlite3 v1.14.12 @@ -40,7 +40,7 @@ require ( github.com/rs/xid v1.4.0 github.com/rs/zerolog v1.26.2-0.20220312163309-e9344a8c507b github.com/sftpgo/sdk v0.1.0 - github.com/shirou/gopsutil/v3 v3.22.3 + github.com/shirou/gopsutil/v3 v3.22.4 github.com/spf13/afero v1.8.2 github.com/spf13/cobra v1.4.0 github.com/spf13/viper v1.11.0 @@ -54,14 +54,14 @@ require ( gocloud.dev v0.25.0 golang.org/x/crypto v0.0.0-20220427172511-eb4f295cb31f golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4 - golang.org/x/sys v0.0.0-20220429233432-b5fbb4746d32 + golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6 golang.org/x/time v0.0.0-20220411224347-583f2d630306 - google.golang.org/api v0.77.0 + google.golang.org/api v0.78.0 gopkg.in/natefinch/lumberjack.v2 v2.0.0 ) require ( - cloud.google.com/go v0.101.0 // indirect + cloud.google.com/go v0.101.1 // indirect cloud.google.com/go/compute v1.6.1 // indirect cloud.google.com/go/iam v0.3.0 // indirect github.com/Azure/azure-pipeline-go v0.2.3 // indirect @@ -130,7 +130,7 @@ require ( golang.org/x/tools v0.1.10 // indirect golang.org/x/xerrors v0.0.0-20220411194840-2f41105eb62f // indirect google.golang.org/appengine v1.6.7 // indirect - google.golang.org/genproto v0.0.0-20220429170224-98d788798c3e // indirect + google.golang.org/genproto v0.0.0-20220505152158-f39f71e6c8f3 // indirect google.golang.org/grpc v1.46.0 // indirect google.golang.org/protobuf v1.28.0 // indirect gopkg.in/ini.v1 v1.66.4 // indirect diff --git a/go.sum b/go.sum index 2b2d6278..acbfe358 100644 --- a/go.sum +++ b/go.sum @@ -31,8 +31,8 @@ cloud.google.com/go v0.97.0/go.mod h1:GF7l59pYBVlXQIBLx3a761cZ41F9bBH3JUlihCt2Ud cloud.google.com/go v0.99.0/go.mod h1:w0Xx2nLzqWJPuozYQX+hFfCSI8WioryfRDzkoI/Y2ZA= cloud.google.com/go v0.100.1/go.mod h1:fs4QogzfH5n2pBXBP9vRiU+eCny7lD2vmFZy79Iuw1U= cloud.google.com/go v0.100.2/go.mod h1:4Xra9TjzAeYHrl5+oeLlzbM2k3mjVhZh4UqTZ//w99A= -cloud.google.com/go v0.101.0 h1:g+LL+JvpvdyGtcaD2xw2mSByE/6F9s471eJSoaysM84= -cloud.google.com/go v0.101.0/go.mod h1:hEiddgDb77jDQ+I80tURYNJEnuwPzFU8awCFFRLKjW0= +cloud.google.com/go v0.101.1 h1:3+/0TAm9JD/PyhkrDWQWi2L197h3euCsM+H+J4iYTR8= +cloud.google.com/go v0.101.1/go.mod h1:55HwjsGW4CHD3JrNuMdZtSDsgTs0CuCB/bBTugD+7AA= cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o= cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE= cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc= @@ -141,8 +141,8 @@ github.com/armon/go-radix v1.0.0/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgI github.com/aws/aws-sdk-go v1.15.27/go.mod h1:mFuSZ37Z9YOHbQEwBWztmVzqXrEkub65tZoCYDt7FT0= github.com/aws/aws-sdk-go v1.37.0/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro= github.com/aws/aws-sdk-go v1.43.31/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo= -github.com/aws/aws-sdk-go v1.44.4 h1:ePN0CVJMdiz2vYUcJH96eyxRrtKGSDMgyhP6rah2OgE= -github.com/aws/aws-sdk-go v1.44.4/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo= +github.com/aws/aws-sdk-go v1.44.8 h1:Fc8lFiP97MjB/BFaeZ7ixAjkqrNoic/qvlRqqJb5cxY= +github.com/aws/aws-sdk-go v1.44.8/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo= github.com/aws/aws-sdk-go-v2 v1.16.2/go.mod h1:ytwTPBG6fXTZLxxeeCCWj2/EMYp/xDUgX+OET6TLNNU= github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.1/go.mod h1:n8Bs1ElDD2wJ9kCRTczA83gYbBmjSwZp3umc6zF4EeM= github.com/aws/aws-sdk-go-v2/config v1.15.3/go.mod h1:9YL3v07Xc/ohTsxFXzan9ZpFpdTOFl4X65BAKYaz8jg= @@ -298,7 +298,6 @@ github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22 github.com/gobwas/pool v0.2.0/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw= github.com/gobwas/ws v1.0.2/go.mod h1:szmBTxLgaFppYjEmNtny/v3w89xOydFnnZMcgRRu/EM= github.com/goccy/go-json v0.7.6/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= -github.com/goccy/go-json v0.9.6/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= github.com/goccy/go-json v0.9.7 h1:IcB+Aqpx/iMHu5Yooh7jEzJk1JZ7Pjtmys2ukPr7EeM= github.com/goccy/go-json v0.9.7/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= @@ -436,8 +435,9 @@ github.com/hashicorp/go-immutable-radix v1.3.1/go.mod h1:0y9vanUI8NX6FsYoO3zeMjh github.com/hashicorp/go-msgpack v0.5.3/go.mod h1:ahLV/dePpqEmjfWmKiqvPkv/twdG7iPBM1vqhUKIvfM= github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk= github.com/hashicorp/go-multierror v1.1.0/go.mod h1:spPvp8C1qA32ftKqdAHm4hHTbPw+vmowP0z+KUhOZdA= -github.com/hashicorp/go-plugin v1.4.3 h1:DXmvivbWD5qdiBts9TpBC7BYL1Aia5sxbRgQB+v6UZM= github.com/hashicorp/go-plugin v1.4.3/go.mod h1:5fGEH17QVwTTcR0zV7yhDPLLmFX9YSZ38b18Udy6vYQ= +github.com/hashicorp/go-plugin v1.4.4 h1:NVdrSdFRt3SkZtNckJ6tog7gbpRrcbOjQi/rgF7JYWQ= +github.com/hashicorp/go-plugin v1.4.4/go.mod h1:viDMjcLJuDui6pXb8U4HVfb8AamCWhHGUjr2IrTF67s= github.com/hashicorp/go-retryablehttp v0.5.3/go.mod h1:9B5zBasrRhHXnJnui7y6sL7es7NDiJgTc6Er0maI1Xs= github.com/hashicorp/go-retryablehttp v0.7.1 h1:sUiuQAnLlbvmExtFQs72iFW/HXeUn8Z1aJLQ4LJJbTQ= github.com/hashicorp/go-retryablehttp v0.7.1/go.mod h1:vAew36LZh98gCBJNLH42IQ1ER/9wtLZZ8meHqQvEYWY= @@ -542,8 +542,8 @@ github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= github.com/klauspost/compress v1.10.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs= github.com/klauspost/compress v1.15.1/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk= -github.com/klauspost/compress v1.15.2 h1:3WH+AG7s2+T8o3nrM/8u2rdqUEcQhmga7smjrT41nAw= -github.com/klauspost/compress v1.15.2/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU= +github.com/klauspost/compress v1.15.3 h1:wmfu2iqj9q22SyMINp1uQ8C2/V4M1phJdmH9fG4nba0= +github.com/klauspost/compress v1.15.3/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU= github.com/klauspost/cpuid/v2 v2.0.4/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg= github.com/klauspost/cpuid/v2 v2.0.12 h1:p9dKCg8i4gmOxtv35DvrYoWqYzQrvEVdjQ762Y0OqZE= github.com/klauspost/cpuid/v2 v2.0.12/go.mod h1:g2LTdtYhdyuGPqyWyv7qRAmj1WBqxuObKfj5c0PQa7c= @@ -576,8 +576,8 @@ github.com/lestrrat-go/iter v1.0.1/go.mod h1:zIdgO1mRKhn8l9vrZJZz9TUMMFbQbLeTsbq github.com/lestrrat-go/iter v1.0.2 h1:gMXo1q4c2pHmC3dn8LzRhJfP1ceCbgSiT9lUydIzltI= github.com/lestrrat-go/iter v1.0.2/go.mod h1:Momfcq3AnRlRjI5b5O8/G5/BvpzrhoFTZcn06fEOPt4= github.com/lestrrat-go/jwx v1.2.6/go.mod h1:tJuGuAI3LC71IicTx82Mz1n3w9woAs2bYJZpkjJQ5aU= -github.com/lestrrat-go/jwx v1.2.23 h1:8oP5fY1yzCRraUNNyfAVdOkLCqY7xMZz11lVcvHqC1Y= -github.com/lestrrat-go/jwx v1.2.23/go.mod h1:sAXjRwzSvCN6soO4RLoWWm1bVPpb8iOuv0IYfH8OWd8= +github.com/lestrrat-go/jwx v1.2.24 h1:N6Qsn6TUsDzz+qgS/1xcfBtkQfnbwW01fLFJpuYgKsg= +github.com/lestrrat-go/jwx v1.2.24/go.mod h1:zoNuZymNl5lgdcu6P7K6ie2QRll5HVfF4xwxBBK1NxY= github.com/lestrrat-go/option v1.0.0 h1:WqAWL8kh8VcSoD6xjSH34/1m8yxluXQbDeKNfvFeEO4= github.com/lestrrat-go/option v1.0.0/go.mod h1:5ZHFbivi4xwXxhxY9XHDe2FHo6/Z7WWmtT7T5nBBp3I= github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo= @@ -742,8 +742,8 @@ github.com/secsy/goftp v0.0.0-20200609142545-aa2de14babf4 h1:PT+ElG/UUFMfqy5HrxJ github.com/secsy/goftp v0.0.0-20200609142545-aa2de14babf4/go.mod h1:MnkX001NG75g3p8bhFycnyIjeQoOjGL6CEIsdE/nKSY= github.com/sftpgo/sdk v0.1.0 h1:t94VfxsmNbCYLYRDr3x/UTwSbFFtL9DJ171zkQ3MchQ= github.com/sftpgo/sdk v0.1.0/go.mod h1:Bhgac6kiwIziILXLzH4wepT8lQXyhF83poDXqZorN6Q= -github.com/shirou/gopsutil/v3 v3.22.3 h1:UebRzEomgMpv61e3hgD1tGooqX5trFbdU/ehphbHd00= -github.com/shirou/gopsutil/v3 v3.22.3/go.mod h1:D01hZJ4pVHPpCTZ3m3T2+wDF2YAGfd+H4ifUguaQzHM= +github.com/shirou/gopsutil/v3 v3.22.4 h1:srAQaiX6jX/cYL6q29aE0m8lOskT9CurZ9N61YR3yoI= +github.com/shirou/gopsutil/v3 v3.22.4/go.mod h1:D01hZJ4pVHPpCTZ3m3T2+wDF2YAGfd+H4ifUguaQzHM= github.com/shopspring/decimal v0.0.0-20180709203117-cd690d0c9e24/go.mod h1:M+9NzErvs504Cn4c5DxATwIqPbtswREoFCre64PpcG4= github.com/shopspring/decimal v0.0.0-20200227202807-02e2044944cc/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o= github.com/shopspring/decimal v1.2.0/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o= @@ -1003,8 +1003,9 @@ golang.org/x/sys v0.0.0-20220328115105-d36c6a25d886/go.mod h1:oPkhp1MJrh7nUepCBc golang.org/x/sys v0.0.0-20220330033206-e17cdc41300f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220422013727-9388b58f7150/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.0.0-20220429233432-b5fbb4746d32 h1:Js08h5hqB5xyWR789+QqueR6sDE8mk+YvpETZ+F6X9Y= -golang.org/x/sys v0.0.0-20220429233432-b5fbb4746d32/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20220502124256-b6088ccd6cba/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6 h1:nonptSpoQ4vQjyraW20DXPAglgQfVnM9ZC6MmNLMR60= +golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 h1:JGgROgKl9N8DuW20oFS5gxc+lE67/N3FcwmBPMe7ArY= golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= @@ -1144,8 +1145,9 @@ google.golang.org/api v0.70.0/go.mod h1:Bs4ZM2HGifEvXwd50TtW70ovgJffJYw2oRCOFU/S google.golang.org/api v0.71.0/go.mod h1:4PyU6e6JogV1f9eA4voyrTY2batOLdgZ5qZ5HOCc4j8= google.golang.org/api v0.74.0/go.mod h1:ZpfMZOVRMywNyvJFeqL9HRWBgAuRfSjJFpe9QtRRyDs= google.golang.org/api v0.75.0/go.mod h1:pU9QmyHLnzlpar1Mjt4IbapUCy8J+6HD6GeELN69ljA= -google.golang.org/api v0.77.0 h1:msijLTxwkJ7Jub5tv9KBVCKtHOQwnvnvkX7ErFFCVxY= google.golang.org/api v0.77.0/go.mod h1:pU9QmyHLnzlpar1Mjt4IbapUCy8J+6HD6GeELN69ljA= +google.golang.org/api v0.78.0 h1:5ewPyCwP43C3i8B6C2Kb+eVAevbnke2xR8VbcSWjS4I= +google.golang.org/api v0.78.0/go.mod h1:1Sg78yoMLOhlQTeF+ARBoytAcH1NNyyl390YMy6rKmw= google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM= google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= @@ -1245,8 +1247,10 @@ google.golang.org/genproto v0.0.0-20220407144326-9054f6ed7bac/go.mod h1:8w6bsBMX google.golang.org/genproto v0.0.0-20220413183235-5e96e2839df9/go.mod h1:8w6bsBMX6yCPbAVTeqQHvzxW0EIFigd5lZyahWgyfDo= google.golang.org/genproto v0.0.0-20220414192740-2d67ff6cf2b4/go.mod h1:8w6bsBMX6yCPbAVTeqQHvzxW0EIFigd5lZyahWgyfDo= google.golang.org/genproto v0.0.0-20220421151946-72621c1f0bd3/go.mod h1:8w6bsBMX6yCPbAVTeqQHvzxW0EIFigd5lZyahWgyfDo= -google.golang.org/genproto v0.0.0-20220429170224-98d788798c3e h1:gMjH4zLGs9m+dGzR7qHCHaXMOwsJHJKKkHtyXhtOrJk= google.golang.org/genproto v0.0.0-20220429170224-98d788798c3e/go.mod h1:8w6bsBMX6yCPbAVTeqQHvzxW0EIFigd5lZyahWgyfDo= +google.golang.org/genproto v0.0.0-20220502173005-c8bf987b8c21/go.mod h1:RAyBrSAP7Fh3Nc84ghnVLDPuV51xc9agzmm4Ph6i0Q4= +google.golang.org/genproto v0.0.0-20220505152158-f39f71e6c8f3 h1:q1kiSVscqoDeqTF27eQ2NnLLDmqF0I373qQNXYMy0fo= +google.golang.org/genproto v0.0.0-20220505152158-f39f71e6c8f3/go.mod h1:RAyBrSAP7Fh3Nc84ghnVLDPuV51xc9agzmm4Ph6i0Q4= google.golang.org/grpc v1.8.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw= google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c= google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38= diff --git a/version/version.go b/version/version.go index 0f312934..40420288 100644 --- a/version/version.go +++ b/version/version.go @@ -2,7 +2,7 @@ package version import "strings" -const version = "2.2.3" +const version = "2.2.3-dev" var ( commit = "" diff --git a/vfs/sftpfs.go b/vfs/sftpfs.go index 80cba52e..440cec25 100644 --- a/vfs/sftpfs.go +++ b/vfs/sftpfs.go @@ -791,6 +791,17 @@ func (fs *SFTPFs) createConnection() error { if fs.config.Password.GetPayload() != "" { clientConfig.Auth = append(clientConfig.Auth, ssh.Password(fs.config.Password.GetPayload())) } + // add more ciphers, KEXs and MACs, they are negotiated according to the order + clientConfig.Ciphers = []string{"aes128-gcm@openssh.com", "aes256-gcm@openssh.com", "chacha20-poly1305@openssh.com", + "aes128-ctr", "aes192-ctr", "aes256-ctr", "aes128-cbc", "aes192-cbc", "aes256-cbc"} + clientConfig.KeyExchanges = []string{"curve25519-sha256", "curve25519-sha256@libssh.org", + "ecdh-sha2-nistp256", "ecdh-sha2-nistp384", "ecdh-sha2-nistp521", + "diffie-hellman-group14-sha256", "diffie-hellman-group16-sha512", "diffie-hellman-group18-sha512", + "diffie-hellman-group-exchange-sha256", "diffie-hellman-group-exchange-sha1", + "diffie-hellman-group14-sha1", "diffie-hellman-group1-sha1"} + clientConfig.MACs = []string{"hmac-sha2-256-etm@openssh.com", "hmac-sha2-256", + "hmac-sha2-512-etm@openssh.com", "hmac-sha2-512", + "hmac-sha1", "hmac-sha1-96"} fs.sshClient, err = ssh.Dial("tcp", fs.config.Endpoint, clientConfig) if err != nil { fsLog(fs, logger.LevelError, "unable to connect: %v", err)