1 files changed, 67 insertions, 0 deletions
diff --git a/appc-adapters/appc-ssh-adapter/appc-ssh-adapter-api/src/main/java/org/openecomp/appc/adapter/ssh/SshConnection.java b/appc-adapters/appc-ssh-adapter/appc-ssh-adapter-api/src/main/java/org/openecomp/appc/adapter/ssh/SshConnection.java
new file mode 100644
index 000000000..0b3275f5d
--- /dev/null
+++ b/appc-adapters/appc-ssh-adapter/appc-ssh-adapter-api/src/main/java/org/openecomp/appc/adapter/ssh/SshConnection.java
@@ -0,0 +1,67 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights
+ * 						reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.appc.adapter.ssh;
+
+import java.io.OutputStream;
+
+/**
+ * Provides utility method(s) to call commands on remote host via SSH.
+ */
+public interface SshConnection {
+
+	/**
+	 * Connect to SSH server.
+	 */
+	void connect();
+
+	/**
+	 * Disconnect from SSH server.
+	 */
+	void disconnect();
+
+	/**
+	 * Exec remote command over SSH. Return command execution status.
+	 * Command output is written to out or err stream.
+	 *
+	 * @param cmd command to execute
+	 * @param out content of sysout will go to this stream
+	 * @param err content of syserr will go to this stream
+	 * @return command execution status
+	 */
+	int execCommand(String cmd, OutputStream out, OutputStream err);
+
+	/**
+	 * Exec remote command over SSH with pseudo-tty. Return command execution status.
+	 * Command output is written to out stream only as pseudo-tty writes to one stream only.
+	 *
+	 * @param cmd command to execute
+	 * @param out content of sysout will go to this stream
+	 * @return command execution status
+	 */
+	int execCommandWithPty(String cmd, OutputStream out);
+
+	/**
+	 * Set the command execution timeout
+	 * @param timeout time in milliseconds
+     */
+	void setExecTimeout(long timeout);
+}