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Add a check for ssh host key

using ssh-keyscan
Yann Weber 6 years ago
parent
commit
1ef264c978
2 changed files with 36 additions and 1 deletions
  1. 34
    0
      check.sh
  2. 2
    1
      example.sh

+ 34
- 0
check.sh View File

@@ -521,3 +521,37 @@ check_ssh_nc() {
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 		fail "Bad replie from $host:$port : '$rep'"
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 	fi
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 }
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+
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+check_ssh_key() {
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+	host="$1"
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+	testkey="$2"
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+	keytype="$3"
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+	port="$4"
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+	
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+	if [ -z "$port" ]
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+	then
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+		port=22
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+	fi
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+
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+	if [ -z "$keytype" ]
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+	then
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+		keytype="rsa"
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+	fi
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+
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+	key=$(ssh-keyscan -p $port -t $keytype $host 2>/dev/null | cut -d " " -f3)
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+
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+	if [ -z "$key" ]
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+	then
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+		fail "SSH server not responding"
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+		return
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+	elif [ "$key" = "$testkey" ]
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+	then
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+		success "OpenSSH $host:$port key is $testkey"
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+		return
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+	else
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+		fail "OpenSSH $host:$port missmatch : "
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+		logdate ERR "Expected : $testkey" 1
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+		logdate ERR "Received : $key" 1
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+		return
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+	fi
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+}

+ 2
- 1
example.sh View File

@@ -51,7 +51,8 @@ TC_RUN check_ping localhost
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 TC_END
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 TC_INIT "SSH" "Testing ssh server" # Needs netcat
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-TC_RUN check_ssh_nc ssh.cluster001.ovh.net
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+TC_RUN check_ssh_nc ssh.cluster007.ovh.net
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+TC_RUN check_ssh_key ssh.cluster007.ovh.net 'AAAAB3NzaC1yc2EAAAADAQABAAABAQCxTdeGLZ7JYXj6XbxlRSK5YXxfgD3HMmaXFtsM+jMZXKAVG6wLBTaLS3CqhUbtuFNs/or6geS1tban33x2nyGn283Wbf3x1PS1cgg9fBAd9tQNsZZ7pEJ6shqv4Lnv+cHRdgNPrGnEim/eUs3H7ZOd5CuCpaoDV31XD+klwCAu/ANq+GiX4iarER59Ij6xd736r+kYAWbguZCV0lL91ag5g6+vVvufHngr6HY5rvl1Ybw1nSfzEG4+UYl5EwvWFSuxPq706DV1kUDmQ17GkD/z0GzBdPDMzgQSLEVvT3CBqAqrosGZO2Iap8EOLDBd/h6ZWWsO2EjEadJJXb23xwhr'
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 TC_END
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 TC_INIT "HTTP/HTTPS" "Testing HTTP status & HTTPS cert" # Needs curl

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