Migrate sli-adaptor files

Migrate sli-adaptor repo files into
a new "adaptors" directory.

Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>

6 files changed, 240 insertions, 0 deletions

diff --git a/adaptors/base/http/provider/pom.xml b/adaptors/base/http/provider/pom.xml
new file mode 100644
index 000000000..5a3642fd2
--- /dev/null
+++ b/adaptors/base/http/provider/pom.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.onap.ccsdk.parent</groupId>
+		<artifactId>binding-parent</artifactId>
+		<version>2.1.0</version>
+		<relativePath/>
+	</parent>
+
+	<groupId>org.onap.ccsdk.sli.adaptors</groupId>
+	<artifactId>base-http-provider</artifactId>
+	<version>1.1.1-SNAPSHOT</version>
+	<packaging>bundle</packaging>
+
+	<dependencies>
+		<dependency>
+			<groupId>javax.ws.rs</groupId>
+			<artifactId>javax.ws.rs-api</artifactId>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.glassfish.jersey.core</groupId>
+			<artifactId>jersey-client</artifactId>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.onap.logging-analytics</groupId>
+			<artifactId>logging-filter-base</artifactId>
+			<scope>provided</scope>
+		</dependency>
+	</dependencies>
+</project>
diff --git a/adaptors/base/http/provider/src/main/java/org/onap/ccsdk/sli/adaptors/base/http/AbstractHttpAdapter.java b/adaptors/base/http/provider/src/main/java/org/onap/ccsdk/sli/adaptors/base/http/AbstractHttpAdapter.java
new file mode 100644
index 000000000..cc6f06a4d
--- /dev/null
+++ b/adaptors/base/http/provider/src/main/java/org/onap/ccsdk/sli/adaptors/base/http/AbstractHttpAdapter.java
@@ -0,0 +1,114 @@
+package org.onap.ccsdk.sli.adaptors.base.http;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.Base64;
+import java.util.Properties;
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.SSLSession;
+import javax.ws.rs.client.ClientBuilder;
+import org.onap.logging.filter.base.MetricLogClientFilter;
+import org.onap.logging.filter.base.PayloadLoggingClientFilter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public abstract class AbstractHttpAdapter {
+    protected static final String SDNC_CONFIG_DIR = "SDNC_CONFIG_DIR";
+    private static final String SDNC_CONFIG_DIR_DEFAULT = "/opt/sdnc/data/properties";
+    protected static final int DEFAULT_HTTP_CONNECT_TIMEOUT_MS = 60000; // 1 minute
+    protected static final int DEFAULT_HTTP_READ_TIMEOUT_MS = 1800000; // 30 minutes
+    protected ClientBuilder clientBuilder;
+
+    private static final Logger logger = LoggerFactory.getLogger(AbstractHttpAdapter.class);
+
+    public AbstractHttpAdapter() {
+        clientBuilder = ClientBuilder.newBuilder();
+        setTimeouts();
+        defaultHostNameVerifier();
+    }
+    
+    private void defaultHostNameVerifier() {
+        clientBuilder.hostnameVerifier(new HostnameVerifier() {
+            @Override
+            public boolean verify(String hostname, SSLSession session) {
+                return true;
+            }
+        });
+    }
+
+    protected void enableMetricLogging() {
+        clientBuilder.register(new MetricLogClientFilter());
+    }
+
+    protected void enablePayloadLogging() {
+        clientBuilder.register(new PayloadLoggingClientFilter());
+    }
+
+    private void setTimeouts() {
+        Integer httpReadTimeout = readOptionalInteger("HTTP_READ_TIMEOUT_MS", DEFAULT_HTTP_READ_TIMEOUT_MS);
+        Integer httpConnectTimeout = readOptionalInteger("HTTP_CONNECT_TIMEOUT_MS", DEFAULT_HTTP_CONNECT_TIMEOUT_MS);
+
+        // restore once we migrate to once we migrate to javax.ws.rs-api 2.1
+        // clientBuilder.connectTimeout(30, TimeUnit.SECONDS);
+        // clientBuilder.readTimeout(30, TimeUnit.SECONDS);
+
+        // Setting jersey specific properties is ugly, such behavior should be removed
+        // once we migrate to javax.ws.rs-api 2.1
+        clientBuilder.property("jersey.config.client.readTimeout", httpReadTimeout);
+        clientBuilder.property("jersey.config.client.connectTimeout", httpConnectTimeout);
+    }
+
+    public Properties getProperties(String propertiesFileName) throws FileNotFoundException, IOException {
+        // Check System property, then environment variable then default if null
+        String propDir = System.getProperty(SDNC_CONFIG_DIR);
+        if (propDir == null || propDir.length() < 1) {
+            propDir = System.getenv(SDNC_CONFIG_DIR);
+        }
+        if (propDir == null || propDir.length() < 1) {
+            propDir = SDNC_CONFIG_DIR_DEFAULT;
+        }
+        Properties properties = new Properties();
+        // forward slash is checked to support path src/test/resources on windows machine
+        if (!propDir.endsWith(File.separator) && !propDir.endsWith("/")) {
+            propDir = propDir + File.separator;
+        }
+        String path = propDir + propertiesFileName;
+        properties.load(new FileInputStream(path));
+        logger.trace("Initialized properties from ({}) properties ({})", path, properties);
+        return properties;
+    }
+
+    protected void addBasicAuthCredentials(String username, String password) {
+        String basicAuthValue = getBasicAuthValue(username,password);
+        clientBuilder.register(new BasicAuthFilter(basicAuthValue));
+    }
+
+    protected String getBasicAuthValue(String userName, String password) {
+        String token = userName + ":" + password;
+        try {
+            return "Basic " + Base64.getEncoder().encodeToString(token.getBytes());
+        } catch (Exception e) {
+            logger.error("getBasicAuthValue threw an exception, credentials will be null", e);
+        }
+        return null;
+    }
+
+    public ClientBuilder getClientBuilder() {
+        return clientBuilder;
+    }
+
+    private Integer readOptionalInteger(String propertyName, Integer defaultValue) {
+        String stringValue = System.getProperty(propertyName);
+        if (stringValue != null && stringValue.length() > 0) {
+            try {
+                return Integer.valueOf(stringValue);
+            } catch (NumberFormatException e) {
+                logger.warn("property " + propertyName + " had the value " + stringValue + " that could not be converted to an Integer, default " + defaultValue + " will be used instead", e);
+            }
+        }
+        return defaultValue;
+    }
+
+}
diff --git a/adaptors/base/http/provider/src/main/java/org/onap/ccsdk/sli/adaptors/base/http/BasicAuthFilter.java b/adaptors/base/http/provider/src/main/java/org/onap/ccsdk/sli/adaptors/base/http/BasicAuthFilter.java
new file mode 100644
index 000000000..5d3d463c9
--- /dev/null
+++ b/adaptors/base/http/provider/src/main/java/org/onap/ccsdk/sli/adaptors/base/http/BasicAuthFilter.java
@@ -0,0 +1,22 @@
+package org.onap.ccsdk.sli.adaptors.base.http;
+
+import java.io.IOException;
+
+import javax.ws.rs.client.ClientRequestContext;
+import javax.ws.rs.client.ClientRequestFilter;
+import javax.ws.rs.core.MultivaluedMap;
+
+public class BasicAuthFilter implements ClientRequestFilter {
+    private final String basicAuthValue;
+
+    public BasicAuthFilter(String basicAuthValue) {
+        this.basicAuthValue = basicAuthValue;
+    }
+
+    public void filter(ClientRequestContext requestContext) throws IOException {
+        MultivaluedMap<String, Object> headers = requestContext.getHeaders();
+        headers.add("Authorization", basicAuthValue);
+    }
+
+
+}
diff --git a/adaptors/base/http/provider/src/test/java/org/onap/ccsdk/sli/adaptors/base/http/AbstractHttpAdapterTest.java b/adaptors/base/http/provider/src/test/java/org/onap/ccsdk/sli/adaptors/base/http/AbstractHttpAdapterTest.java
new file mode 100644
index 000000000..d0973d90e
--- /dev/null
+++ b/adaptors/base/http/provider/src/test/java/org/onap/ccsdk/sli/adaptors/base/http/AbstractHttpAdapterTest.java
@@ -0,0 +1,44 @@
+package org.onap.ccsdk.sli.adaptors.base.http;

+

+import static org.junit.Assert.assertEquals;

+import static org.junit.Assert.assertNotNull;

+

+import java.util.Properties;

+import java.util.Set;

+

+import javax.ws.rs.client.Client;

+

+import org.junit.Test;

+

+public class AbstractHttpAdapterTest {

+    

+    public class TestAdapter extends AbstractHttpAdapter {

+

+    }

+    

+    @Test

+    public void checkTimeouts() throws Exception {

+        TestAdapter adapter = new TestAdapter();

+        Client client = adapter.getClientBuilder().build();

+        assertNotNull(client.getConfiguration().getProperty("jersey.config.client.readTimeout"));

+        assertNotNull(client.getConfiguration().getProperty("jersey.config.client.connectTimeout"));

+    }

+    

+    @Test

+    public void propertiesTest() throws Exception {

+        System.setProperty(AbstractHttpAdapter.SDNC_CONFIG_DIR, "src/test/resources/");

+        TestAdapter adapter = new TestAdapter();

+        Properties props = adapter.getProperties("testprops.properties");

+        assertNotNull(props);

+        assertEquals("world", props.get("hello"));

+    }

+    

+    @Test

+    public void basicAuthFilter() throws Exception {

+        TestAdapter adapter = new TestAdapter();

+        adapter.addBasicAuthCredentials("hello", "world");

+        Set<Object> objs = adapter.getClientBuilder().getConfiguration().getInstances();

+        assertEquals(BasicAuthFilter.class,objs.iterator().next().getClass());

+    }

+

+}

diff --git a/adaptors/base/http/provider/src/test/java/org/onap/ccsdk/sli/adaptors/base/http/BasicAuthFilterTest.java b/adaptors/base/http/provider/src/test/java/org/onap/ccsdk/sli/adaptors/base/http/BasicAuthFilterTest.java
new file mode 100644
index 000000000..d9d552dac
--- /dev/null
+++ b/adaptors/base/http/provider/src/test/java/org/onap/ccsdk/sli/adaptors/base/http/BasicAuthFilterTest.java
@@ -0,0 +1,20 @@
+package org.onap.ccsdk.sli.adaptors.base.http;
+
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+
+public class BasicAuthFilterTest {
+    
+    @Test
+    public void notNullParameters() throws Exception {
+        BasicAuthFilter myFilter = new BasicAuthFilter("hello");
+        assertNotNull(myFilter);
+    }
+    
+    @Test
+    public void nullParameters() throws Exception {
+        BasicAuthFilter myFilter = new BasicAuthFilter(null);
+        assertNotNull(myFilter);
+    }
+}
diff --git a/adaptors/base/http/provider/src/test/resources/testprops.properties b/adaptors/base/http/provider/src/test/resources/testprops.properties
new file mode 100644
index 000000000..3f602680e
--- /dev/null
+++ b/adaptors/base/http/provider/src/test/resources/testprops.properties
@@ -0,0 +1 @@
+hello = world
\ No newline at end of file