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feat: auto-accept only new SSH host keys using "-o StrictHostKeyChecking: accept-new" (#303)

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* feat: add "StrictHostKeyChecking no" to ssh

Disable host key checking to prevent interaction with ssh.

Fixes: #297

Signed-off-by: Miek Gieben <miek@miek.nl>

* use accept-new instead of no

Signed-off-by: Miek Gieben <miek@miek.nl>

* fix tests

Signed-off-by: Miek Gieben <miek@miek.nl>

* Fix tests here as well

Signed-off-by: Miek Gieben <miek@miek.nl>

---------

Signed-off-by: Miek Gieben <miek@miek.nl>
This commit is contained in:
Miek Gieben
2026-04-14 18:00:59 +10:00
committed by GitHub
parent 9cfcf49d28
commit e8111a419f
4 changed files with 18 additions and 15 deletions
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internal/sshexec/sshcli_test.go
+8 -8
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@@ -24,7 +24,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
host: "example.com",
cmd: "whoami",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "example.com", "whoami",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "example.com", "whoami",
},
},
{
@@ -33,7 +33,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
host: "example.com",
cmd: "whoami",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "root@example.com", "whoami",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "root@example.com", "whoami",
},
},
{
@@ -42,7 +42,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
port: 2222,
cmd: "whoami",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "-p", "2222", "example.com", "whoami",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "-p", "2222", "example.com", "whoami",
},
},
{
@@ -51,7 +51,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
keyPath: "/path/to/key",
cmd: "whoami",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "-i", "/path/to/key", "example.com", "whoami",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "-i", "/path/to/key", "example.com", "whoami",
},
},
{
@@ -61,7 +61,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
port: 2222,
cmd: "ls -la",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "-p", "2222", "ubuntu@192.168.1.10", "ls -la",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "-p", "2222", "ubuntu@192.168.1.10", "ls -la",
},
},
{
@@ -71,7 +71,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
keyPath: "/path/to/key",
cmd: "whoami",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "-i", "/path/to/key", "root@example.com", "whoami",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "-i", "/path/to/key", "root@example.com", "whoami",
},
},
{
@@ -81,7 +81,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
keyPath: "~/.ssh/id_rsa",
cmd: "whoami",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "-p", "22", "-i", "~/.ssh/id_rsa", "example.com", "whoami",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "-p", "22", "-i", "~/.ssh/id_rsa", "example.com", "whoami",
},
},
{
@@ -92,7 +92,7 @@ func TestSSHCLIRemote_newSSHCommand(t *testing.T) {
keyPath: "~/.ssh/id_rsa",
cmd: "sudo bash -c 'echo hello'",
expected: []string{
"ssh", "-o", "ConnectTimeout=5", "-T", "-p", "2222", "-i", "~/.ssh/id_rsa",
"ssh", "-o", "ConnectTimeout=5", "-o", "StrictHostKeyChecking=accept-new", "-T", "-p", "2222", "-i", "~/.ssh/id_rsa",
"admin@server.local", "sudo bash -c 'echo hello'",
},
},