diff --git a/e2e_test/source_legacy/opendal/data/data1.csv b/e2e_test/source_inline/fs/data/data1.csv
similarity index 100%
rename from e2e_test/source_legacy/opendal/data/data1.csv
rename to e2e_test/source_inline/fs/data/data1.csv
diff --git a/e2e_test/source_legacy/opendal/data/data2.csv b/e2e_test/source_inline/fs/data/data2.csv
similarity index 100%
rename from e2e_test/source_legacy/opendal/data/data2.csv
rename to e2e_test/source_inline/fs/data/data2.csv
diff --git a/e2e_test/source_legacy/opendal/posix_fs.slt b/e2e_test/source_inline/fs/posix_fs.slt
similarity index 90%
rename from e2e_test/source_legacy/opendal/posix_fs.slt
rename to e2e_test/source_inline/fs/posix_fs.slt
index 88cc57df16ccd..f7f461ce34e2d 100644
--- a/e2e_test/source_legacy/opendal/posix_fs.slt
+++ b/e2e_test/source_inline/fs/posix_fs.slt
@@ -10,7 +10,7 @@ CREATE TABLE diamonds (
 ) WITH (
     connector = 'posix_fs',
     match_pattern = 'data*.csv',
-    posix_fs.root = 'e2e_test/source_legacy/opendal/data',
+    posix_fs.root = 'e2e_test/source_inline/posix_fs/data',
 ) FORMAT PLAIN ENCODE CSV ( without_header = 'false', delimiter = ',');
 
 sleep 10s
diff --git a/e2e_test/source_legacy/basic/datagen.slt b/e2e_test/source_inline/kafka/datagen.slt
similarity index 100%
rename from e2e_test/source_legacy/basic/datagen.slt
rename to e2e_test/source_inline/kafka/datagen.slt
diff --git a/e2e_test/source_legacy/basic/handling_mode.slt b/e2e_test/source_inline/kafka/handling_mode.slt
similarity index 77%
rename from e2e_test/source_legacy/basic/handling_mode.slt
rename to e2e_test/source_inline/kafka/handling_mode.slt
index caf9be9a01fce..40259e130dcb3 100644
--- a/e2e_test/source_legacy/basic/handling_mode.slt
+++ b/e2e_test/source_inline/kafka/handling_mode.slt
@@ -1,9 +1,24 @@
+control substitution on
+
+system ok
+rpk topic delete json_timestamptz_handling_mode || true
+
+system ok
+rpk topic create json_timestamptz_handling_mode -p 1
+
+system ok
+cat <<EOF | rpk topic produce json_timestamptz_handling_mode -f "%v\n"
+{"case":"0 number small","payload":{"after":{"case":"0 number small","at":100},"op":"r"}}
+{"case":"1 number recent","payload":{"after":{"case":"1 number recent","at":1712800800123456},"op":"r"}}
+{"case":"2 string utc","payload":{"after":{"case":"2 string utc","at":"2024-04-11T02:00:00.654321Z"},"op":"r"}}
+{"case":"3 string naive","payload":{"after":{"case":"3 string naive","at":"2024-04-11 02:00:00.234321"},"op":"r"}}
+EOF
+
 statement error unrecognized
 create table t (
   payload struct<after struct<"case" varchar, at timestamptz>>)
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format plain encode json (timestamptz.handling.mode = 'mili');
 
@@ -13,8 +28,7 @@ create table plain_guess (
   "case" varchar,
   payload struct<after struct<"case" varchar, at timestamptz>>)
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format plain encode json (timestamptz.handling.mod = 'mili');
 
@@ -23,8 +37,7 @@ create table plain_milli (
   "case" varchar,
   payload struct<after struct<"case" varchar, at timestamptz>>)
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format plain encode json (timestamptz.handling.mode = 'milli');
 
@@ -33,8 +46,7 @@ create table plain_micro (
   "case" varchar,
   payload struct<after struct<"case" varchar, at timestamptz>>)
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format plain encode json (timestamptz.handling.mode = 'micro');
 
@@ -43,8 +55,7 @@ create table plain_utc (
   "case" varchar,
   payload struct<after struct<"case" varchar, at timestamptz>>)
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format plain encode json (timestamptz.handling.mode = 'utc_string');
 
@@ -53,8 +64,7 @@ create table plain_naive (
   "case" varchar,
   payload struct<after struct<"case" varchar, at timestamptz>>)
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format plain encode json (timestamptz.handling.mode = 'utc_without_suffix');
 
@@ -62,8 +72,7 @@ statement ok
 create table debezium_milli (
   "case" varchar, at timestamptz, primary key("case"))
 with (
-  connector = 'kafka',
-  properties.bootstrap.server='message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
   topic = 'json_timestamptz_handling_mode')
 format debezium encode json (timestamptz.handling.mode = 'milli');
 
diff --git a/e2e_test/source_legacy/basic/kinesis.slt b/e2e_test/source_inline/kafka/kinesis.slt
similarity index 100%
rename from e2e_test/source_legacy/basic/kinesis.slt
rename to e2e_test/source_inline/kafka/kinesis.slt
diff --git a/e2e_test/source_legacy/basic/temporary_kafka_batch.slt b/e2e_test/source_inline/kafka/temporary_kafka_batch.slt
similarity index 100%
rename from e2e_test/source_legacy/basic/temporary_kafka_batch.slt
rename to e2e_test/source_inline/kafka/temporary_kafka_batch.slt
diff --git a/e2e_test/source_legacy/basic/ttl_table_with_con.slt b/e2e_test/source_inline/kafka/ttl_table_with_con.slt
similarity index 51%
rename from e2e_test/source_legacy/basic/ttl_table_with_con.slt
rename to e2e_test/source_inline/kafka/ttl_table_with_con.slt
index 14869634d782d..2287144a623ce 100644
--- a/e2e_test/source_legacy/basic/ttl_table_with_con.slt
+++ b/e2e_test/source_inline/kafka/ttl_table_with_con.slt
@@ -1,8 +1,23 @@
+control substitution on
+
+system ok
+rpk topic delete test_ttl_table_with_con || true
+
+system ok
+rpk topic create test_ttl_table_with_con -p 1
+
+system ok
+cat <<EOF | rpk topic produce test_ttl_table_with_con -f "%v\n"
+{"v1": 1, "v2": "1"}
+{"v1": 2, "v2": "22"}
+{"v1": 3, "v2": "333"}
+{"v1": 4, "v2": "4444"}
+EOF
+
 statement ok
 create table t (v1 int, v2 varchar) APPEND ONLY with (
-  connector = 'kafka',
-  topic = 'kafka_1_partition_topic',
-  properties.bootstrap.server = 'message_queue:29092',
+  ${RISEDEV_KAFKA_WITH_OPTIONS_COMMON},
+  topic = 'test_ttl_table_with_con',
   scan.startup.mode = 'earliest',
   retention_seconds = 5
 ) FORMAT PLAIN ENCODE JSON;
diff --git a/e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part1.slt b/e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part1.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part1.slt
rename to e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part1.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part2.slt b/e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part2.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part2.slt
rename to e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part2.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part3.slt b/e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part3.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part3.slt
rename to e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part3.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part4.slt b/e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part4.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_mvs/nexmark_endless_part4.slt
rename to e2e_test/source_inline/nexmark_endless_mvs/nexmark_endless_part4.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part1.slt b/e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part1.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part1.slt
rename to e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part1.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part2.slt b/e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part2.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part2.slt
rename to e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part2.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part3.slt b/e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part3.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part3.slt
rename to e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part3.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part4.slt b/e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part4.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part4.slt
rename to e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part4.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part5.slt b/e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part5.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part5.slt
rename to e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part5.slt
diff --git a/e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part6.slt b/e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part6.slt
similarity index 100%
rename from e2e_test/source_legacy/nexmark_endless_sinks/nexmark_endless_part6.slt
rename to e2e_test/source_inline/nexmark_endless_sinks/nexmark_endless_part6.slt
diff --git a/e2e_test/source_legacy/basic/nexmark/nexmark_endless_part1.slt.part b/e2e_test/source_legacy/basic/nexmark/nexmark_endless_part1.slt.part
deleted file mode 100644
index 3232f55fe54ec..0000000000000
--- a/e2e_test/source_legacy/basic/nexmark/nexmark_endless_part1.slt.part
+++ /dev/null
@@ -1,46 +0,0 @@
-include ../../../nexmark/create_sources.slt.part
-
-include ../../../streaming/nexmark/views/q3.slt.part
-
-sleep 10s
-
-query I
-select count(*) > 0 from (select * from nexmark_q3 limit 1);
-----
-t
-
-statement ok
-drop materialized view nexmark_q3;
-
-include ../../../nexmark/drop_sources.slt.part
-
-include ../../../nexmark/create_sources.slt.part
-include ../../../streaming/nexmark/views/q4.slt.part
-
-sleep 10s
-
-query I
-select count(*) > 0 from (select * from nexmark_q4 limit 1);
-----
-t
-
-statement ok
-drop materialized view nexmark_q4;
-
-
-include ../../../nexmark/drop_sources.slt.part
-
-include ../../../nexmark/create_sources.slt.part
-include ../../../streaming/nexmark/views/q5.slt.part
-
-sleep 20s
-
-query I
-select count(*) > 0 from (select * from nexmark_q5 limit 1);
-----
-t
-
-statement ok
-drop materialized view nexmark_q5;
-
-include ../../../nexmark/drop_sources.slt.part
diff --git a/e2e_test/source_legacy/basic/scripts/test_data/json_timestamptz_handling_mode.1 b/e2e_test/source_legacy/basic/scripts/test_data/json_timestamptz_handling_mode.1
deleted file mode 100644
index 4ff1440b47f29..0000000000000
--- a/e2e_test/source_legacy/basic/scripts/test_data/json_timestamptz_handling_mode.1
+++ /dev/null
@@ -1,4 +0,0 @@
-{"case":"0 number small","payload":{"after":{"case":"0 number small","at":100},"op":"r"}}
-{"case":"1 number recent","payload":{"after":{"case":"1 number recent","at":1712800800123456},"op":"r"}}
-{"case":"2 string utc","payload":{"after":{"case":"2 string utc","at":"2024-04-11T02:00:00.654321Z"},"op":"r"}}
-{"case":"3 string naive","payload":{"after":{"case":"3 string naive","at":"2024-04-11 02:00:00.234321"},"op":"r"}}
diff --git a/e2e_test/source_legacy/basic/scripts/test_data/weiling.1 b/e2e_test/source_legacy/basic/scripts/test_data/weiling.1
deleted file mode 100644
index b0255bb720681..0000000000000
--- a/e2e_test/source_legacy/basic/scripts/test_data/weiling.1
+++ /dev/null
@@ -1 +0,0 @@
-{"v1": 1664267577140960}
\ No newline at end of file