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The following commit(s) were added to refs/heads/master by this push:
     new 39567816e9 feat[common]: add protocol entity check (#4060)
39567816e9 is described below

commit 39567816e96a382f6af1f92e0e1a1ebdd4c4063a
Author: shown <[email protected]>
AuthorDate: Thu Mar 12 00:45:21 2026 +0800

    feat[common]: add protocol entity check (#4060)
    
    Signed-off-by: yuluo-yx <[email protected]>
    Co-authored-by: Tomsun28 <[email protected]>
---
 .../common/entity/job/protocol/HttpProtocol.java   |  34 ++-
 .../common/entity/job/protocol/JdbcProtocol.java   |  22 +-
 .../entity/job/protocol/MongodbProtocol.java       |  15 +-
 .../common/entity/job/protocol/RedisProtocol.java  |  20 +-
 .../common/entity/job/protocol/SshProtocol.java    |  30 ++-
 .../entity/job/protocol/HttpProtocolTest.java      | 240 ++++++++++++++++++++
 .../entity/job/protocol/JdbcProtocolTest.java      | 185 ++++++++++++++++
 .../entity/job/protocol/MongodbProtocolTest.java   | 168 ++++++++++++++
 .../entity/job/protocol/RedisProtocolTest.java     | 217 ++++++++++++++++++
 .../entity/job/protocol/SshProtocolTest.java       | 243 +++++++++++++++++++++
 10 files changed, 1161 insertions(+), 13 deletions(-)

diff --git 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocol.java
 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocol.java
index 61b36f0e7a..73cb917433 100644
--- 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocol.java
+++ 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocol.java
@@ -17,12 +17,17 @@
 
 package org.apache.hertzbeat.common.entity.job.protocol;
 
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
+
 import java.util.List;
 import java.util.Map;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.hertzbeat.common.util.CommonUtil;
 
 /**
  * http protocol configuration
@@ -136,8 +141,33 @@ public class HttpProtocol implements 
CommonRequestProtocol, Protocol {
 
     @Override
     public boolean isInvalid() {
+        if (!validateIpDomain(host) || !validPort(port)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(timeout) && !CommonUtil.isNumeric(timeout)) 
{
+            return true;
+        }
+        if (StringUtils.isNotBlank(ssl) && !"true".equalsIgnoreCase(ssl) && 
!"false".equalsIgnoreCase(ssl)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(method) && !isValidHttpMethod(method)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(enableUrlEncoding)
+                && !"true".equalsIgnoreCase(enableUrlEncoding)
+                && !"false".equalsIgnoreCase(enableUrlEncoding)) {
+            return true;
+        }
+        return false;
+    }
 
-        // todo: add
-        return true;
+    private boolean isValidHttpMethod(String method) {
+        return method.equalsIgnoreCase("get")
+            || method.equalsIgnoreCase("post")
+            || method.equalsIgnoreCase("put")
+            || method.equalsIgnoreCase("delete")
+            || method.equalsIgnoreCase("patch")
+            || method.equalsIgnoreCase("head")
+            || method.equalsIgnoreCase("options");
     }
 }
diff --git 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocol.java
 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocol.java
index 0454ffcbfc..47fe9ce052 100644
--- 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocol.java
+++ 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocol.java
@@ -17,11 +17,16 @@
 
 package org.apache.hertzbeat.common.entity.job.protocol;
 
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
+
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.hertzbeat.common.entity.job.SshTunnel;
+import org.apache.hertzbeat.common.util.CommonUtil;
 
 /**
  * Database configuration information implemented by the common jdbc 
specification
@@ -82,8 +87,19 @@ public class JdbcProtocol implements CommonRequestProtocol, 
Protocol {
 
     @Override
     public boolean isInvalid() {
-
-        // todo: add
-        return true;
+        if (StringUtils.isBlank(url)) {
+            if (!validateIpDomain(host) || !validPort(port)) {
+                return true;
+            }
+        }
+        if (StringUtils.isNotBlank(timeout) && !CommonUtil.isNumeric(timeout)) 
{
+            return true;
+        }
+        if (StringUtils.isNotBlank(reuseConnection)
+                && !"true".equalsIgnoreCase(reuseConnection)
+                && !"false".equalsIgnoreCase(reuseConnection)) {
+            return true;
+        }
+        return false;
     }
 }
diff --git 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocol.java
 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocol.java
index 0f58343bfb..68aa1af8a6 100644
--- 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocol.java
+++ 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocol.java
@@ -17,10 +17,15 @@
 
 package org.apache.hertzbeat.common.entity.job.protocol;
 
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
+
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.hertzbeat.common.util.CommonUtil;
 
 /**
  * Mongodb Protocol
@@ -79,9 +84,13 @@ public class MongodbProtocol implements 
CommonRequestProtocol, Protocol {
 
     @Override
     public boolean isInvalid() {
-
-        // todo: add
-        return true;
+        if (!validateIpDomain(host) || !validPort(port)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(timeout) && !CommonUtil.isNumeric(timeout)) 
{
+            return true;
+        }
+        return false;
     }
 
 }
diff --git 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocol.java
 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocol.java
index b0c240fcec..d96ef32d04 100644
--- 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocol.java
+++ 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocol.java
@@ -17,11 +17,16 @@
 
 package org.apache.hertzbeat.common.entity.job.protocol;
 
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
+
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.hertzbeat.common.entity.job.SshTunnel;
+import org.apache.hertzbeat.common.util.CommonUtil;
 
 /**
  * Redis Protocol
@@ -69,9 +74,20 @@ public class RedisProtocol implements CommonRequestProtocol, 
Protocol {
 
     @Override
     public boolean isInvalid() {
+        if (!validateIpDomain(host) || !validPort(port)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(timeout) && !CommonUtil.isNumeric(timeout)) 
{
+            return true;
+        }
+        if (StringUtils.isNotBlank(pattern) && !isValidPattern(pattern)) {
+            return true;
+        }
+        return false;
+    }
 
-        // todo: add
-        return true;
+    private boolean isValidPattern(String pattern) {
+        return "1".equals(pattern) || "2".equals(pattern) || 
"3".equals(pattern);
     }
 
 }
diff --git 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocol.java
 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocol.java
index 88e5f8b78d..1b79e45528 100644
--- 
a/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocol.java
+++ 
b/hertzbeat-common-core/src/main/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocol.java
@@ -17,10 +17,15 @@
 
 package org.apache.hertzbeat.common.entity.job.protocol;
 
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validPort;
+import static org.apache.hertzbeat.common.util.IpDomainUtil.validateIpDomain;
+
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.hertzbeat.common.util.CommonUtil;
 
 /**
  * ssh Protocol parameter configuration
@@ -113,8 +118,27 @@ public class SshProtocol implements CommonRequestProtocol, 
Protocol {
 
     @Override
     public boolean isInvalid() {
-
-        // todo: add
-        return true;
+        if (!validateIpDomain(host) || !validPort(port)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(timeout) && !CommonUtil.isNumeric(timeout)) 
{
+            return true;
+        }
+        if (StringUtils.isNotBlank(reuseConnection)
+                && !"true".equalsIgnoreCase(reuseConnection)
+                && !"false".equalsIgnoreCase(reuseConnection)) {
+            return true;
+        }
+        if (StringUtils.isNotBlank(useProxy)
+                && !"true".equalsIgnoreCase(useProxy)
+                && !"false".equalsIgnoreCase(useProxy)) {
+            return true;
+        }
+        if ("true".equalsIgnoreCase(useProxy)) {
+            if (!validateIpDomain(proxyHost) || !validPort(proxyPort)) {
+                return true;
+            }
+        }
+        return false;
     }
 }
diff --git 
a/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocolTest.java
 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocolTest.java
new file mode 100644
index 0000000000..a185b221d9
--- /dev/null
+++ 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/HttpProtocolTest.java
@@ -0,0 +1,240 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package org.apache.hertzbeat.common.entity.job.protocol;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class HttpProtocolTest {
+
+    @Test
+    void isInvalidValidProtocol() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithDomain() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("example.com")
+                .port("8080")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithLocalhost() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("localhost")
+                .port("8080")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithIpv6() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("::1")
+                .port("8080")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidHost() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("")
+                .port("8080")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullHost() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host(null)
+                .port("8080")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPort() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("99999")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPort() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPort() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port(null)
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidTimeout() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .timeout("5000")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankTimeout() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .timeout("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullTimeout() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .timeout(null)
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidTimeout() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .timeout("abc")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidSsl() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .ssl("true")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidSslFalse() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .ssl("false")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidSsl() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .ssl("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankSsl() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .ssl("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidMethod() {
+        String[] validMethods = {"get", "GET", "post", "POST", "put", "PUT", 
"delete", "DELETE", "patch", "PATCH", "head", "HEAD", "options", "OPTIONS"};
+        for (String method : validMethods) {
+            HttpProtocol protocol = HttpProtocol.builder()
+                    .host("192.168.1.1")
+                    .port("8080")
+                    .method(method)
+                    .build();
+            assertFalse(protocol.isInvalid(), "Method " + method + " should be 
valid");
+        }
+    }
+
+    @Test
+    void isInvalidInvalidMethod() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .method("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankMethod() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .method("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidEnableUrlEncoding() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .enableUrlEncoding("true")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidEnableUrlEncoding() {
+        HttpProtocol protocol = HttpProtocol.builder()
+                .host("192.168.1.1")
+                .port("8080")
+                .enableUrlEncoding("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+}
diff --git 
a/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocolTest.java
 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocolTest.java
new file mode 100644
index 0000000000..9341ee8f4e
--- /dev/null
+++ 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/JdbcProtocolTest.java
@@ -0,0 +1,185 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package org.apache.hertzbeat.common.entity.job.protocol;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class JdbcProtocolTest {
+
+    @Test
+    void isInvalidValidProtocol() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithDomain() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("db.example.com")
+                .port("3306")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithLocalhost() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("localhost")
+                .port("3306")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithIpv6() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("::1")
+                .port("3306")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithUrl() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .url("jdbc:mysql://localhost:3306/test")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidHost() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("")
+                .port("3306")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullHost() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host(null)
+                .port("3306")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPort() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("99999")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPort() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPort() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port(null)
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidTimeout() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .timeout("5000")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankTimeout() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .timeout("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullTimeout() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .timeout(null)
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidTimeout() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .timeout("abc")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidReuseConnection() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .reuseConnection("true")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidReuseConnectionFalse() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .reuseConnection("false")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidReuseConnection() {
+        JdbcProtocol protocol = JdbcProtocol.builder()
+                .host("192.168.1.1")
+                .port("3306")
+                .reuseConnection("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+}
diff --git 
a/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocolTest.java
 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocolTest.java
new file mode 100644
index 0000000000..1fd0816a94
--- /dev/null
+++ 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/MongodbProtocolTest.java
@@ -0,0 +1,168 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package org.apache.hertzbeat.common.entity.job.protocol;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class MongodbProtocolTest {
+
+    @Test
+    void isInvalidValidProtocol() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithDomain() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("mongodb.example.com")
+                .port("27017")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithLocalhost() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("localhost")
+                .port("27017")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithIpv6() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("::1")
+                .port("27017")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidHost() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("")
+                .port("27017")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullHost() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host(null)
+                .port("27017")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPort() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("99999")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPort() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPort() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port(null)
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidTimeout() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .timeout("5000")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankTimeout() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .timeout("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullTimeout() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .timeout(null)
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidTimeout() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .timeout("abc")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithUsername() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .username("admin")
+                .password("password")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithDatabase() {
+        MongodbProtocol protocol = MongodbProtocol.builder()
+                .host("192.168.1.1")
+                .port("27017")
+                .database("testdb")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+}
diff --git 
a/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocolTest.java
 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocolTest.java
new file mode 100644
index 0000000000..33a8e61aaa
--- /dev/null
+++ 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/RedisProtocolTest.java
@@ -0,0 +1,217 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package org.apache.hertzbeat.common.entity.job.protocol;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class RedisProtocolTest {
+
+    @Test
+    void isInvalidValidProtocol() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithDomain() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("redis.example.com")
+                .port("6379")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithLocalhost() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("localhost")
+                .port("6379")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithIpv6() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("::1")
+                .port("6379")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidHost() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("")
+                .port("6379")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullHost() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host(null)
+                .port("6379")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPort() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("99999")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPort() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPort() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port(null)
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidTimeout() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .timeout("5000")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankTimeout() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .timeout("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullTimeout() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .timeout(null)
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidTimeout() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .timeout("abc")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidPatternSingle() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern("1")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidPatternSentinel() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern("2")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidPatternCluster() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern("3")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPattern() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPattern() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern(null)
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPattern() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern("4")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPatternNonNumeric() {
+        RedisProtocol protocol = RedisProtocol.builder()
+                .host("192.168.1.1")
+                .port("6379")
+                .pattern("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+}
diff --git 
a/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocolTest.java
 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocolTest.java
new file mode 100644
index 0000000000..ca0577efe9
--- /dev/null
+++ 
b/hertzbeat-common-core/src/test/java/org/apache/hertzbeat/common/entity/job/protocol/SshProtocolTest.java
@@ -0,0 +1,243 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package org.apache.hertzbeat.common.entity.job.protocol;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class SshProtocolTest {
+
+    @Test
+    void isInvalidValidProtocol() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithDomain() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("ssh.example.com")
+                .port("22")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithLocalhost() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("localhost")
+                .port("22")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidProtocolWithIpv6() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("::1")
+                .port("22")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidHost() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("")
+                .port("22")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullHost() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host(null)
+                .port("22")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidPort() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("99999")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankPort() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullPort() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port(null)
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidTimeout() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .timeout("5000")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidBlankTimeout() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .timeout("")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidNullTimeout() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .timeout(null)
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidTimeout() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .timeout("abc")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidReuseConnection() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .reuseConnection("true")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidReuseConnectionFalse() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .reuseConnection("false")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidReuseConnection() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .reuseConnection("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidUseProxyFalse() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .useProxy("false")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidValidUseProxyTrue() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .useProxy("true")
+                .proxyHost("proxy.example.com")
+                .proxyPort("1080")
+                .build();
+        assertFalse(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidInvalidUseProxyValue() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .useProxy("invalid")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidUseProxyTrueWithoutProxyHost() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .useProxy("true")
+                .proxyPort("1080")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidUseProxyTrueWithoutProxyPort() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .useProxy("true")
+                .proxyHost("proxy.example.com")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+
+    @Test
+    void isInvalidUseProxyTrueWithInvalidProxyPort() {
+        SshProtocol protocol = SshProtocol.builder()
+                .host("192.168.1.1")
+                .port("22")
+                .useProxy("true")
+                .proxyHost("proxy.example.com")
+                .proxyPort("99999")
+                .build();
+        assertTrue(protocol.isInvalid());
+    }
+}


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