Update: README.md

README.md

 > 
 > Last Updates: 08/04/2021
 
-This app will generate the MD5 
+This app generates the MD5 of the INPUT files in bulk.
+
+The OUTPUT.md5 file consists of n rows and 2 columns, the first column is the MD5 code and the second column is the corresponding file name.
+
 #### Requirements
 
 - choppy

defaults

 {
-    "docker": "registry.cn-shanghai.aliyuncs.com/pgx-docker-registry/r-base:4.0.2",
-    "disk_size": "100",
-    "cluster_config": "OnDemand bcs.ps.g.large img-ubuntu-vpc"
+  "docker": "registry.cn-shanghai.aliyuncs.com/pgx-docker-registry/r-base:4.0.2",
+  "disk_size": "100",
+  "cluster_config": "OnDemand bcs.ps.g.large img-ubuntu-vpc"
 }

tasks/MD5.wdl

 task MD5 {
 
-	Array[File] INPUT
-	String docker
-	String cluster_config
-	String disk_size
+  Array[File] INPUT
+  String docker
+  String cluster_config
+  String disk_size
 
-	command <<<
-		set -o pipefail
-		set -e
+  command <<<
+    set -o pipefail
+    set -e
 
-		for i in ${sep=" " INPUT}
-		do
-			md5sum $i > $i.md5
-		done
+    for i in ${sep=" " INPUT}
+    do
+      md5sum $i > $i.md5
+    done
 
-		cat `ls | grep .md5$` > OUTPUT.md5
-	>>>
+    cat `ls | grep .md5$` > OUTPUT.md5
+  >>>
 
-	runtime {
-		docker: docker
-		cluster: cluster_config
-		systemDisk: "cloud_ssd 40"
-		dataDisk: "cloud_ssd " + disk_size + " /cromwell_root/"
-	}
+  runtime {
+    docker: docker
+    cluster: cluster_config
+    systemDisk: "cloud_ssd 40"
+    dataDisk: "cloud_ssd " + disk_size + " /cromwell_root/"
+  }
 
-	output {
-		File MD5 = "OUTPUT.md5"
-	}
+  output {
+    File MD5 = "OUTPUT.md5"
+  }
 }

workflow.wdl

 import "./tasks/MD5.wdl" as MD5
 
 workflow {{ project_name }} {
-	Array[File] INPUT
-	String docker
-	String cluster_config
-	String disk_size
+  Array[File] INPUT
+  String docker
+  String cluster_config
+  String disk_size
 
-	call MD5.MD5 as MD5 {
-		input:
-		INPUT = INPUT,
-		docker = docker,
-		disk_size = disk_size,
-		cluster_config=cluster_config
-	}
+  call MD5.MD5 as MD5 {
+    input:
+    INPUT = INPUT,
+    docker = docker,
+    disk_size = disk_size,
+    cluster_config=cluster_config
+  }
 }