runtets task-fetch-url: infer relative paths of omitted

Signed-off-by: Jianhong Yin <[email protected]>

bkr-runtest/gen_job_xml

@@ -165,6 +165,10 @@ if [info exist Opt(task-fetch-url)] {
 			append _url "@"
 		}
 		lassign [split ${_url} {[,@]}] taskname url
+		set taskname [regsub {^/+} $taskname {/}]
+		if ![regexp -- {.*#.*} ${url}] {
+			append url "#[regsub {^/*[^/]+/} $taskname {}]"
+		}
 		set taskFetchUrl($taskname) $url
 	}
 }

share/common-options.tcl

@@ -14,6 +14,7 @@ set CommonOptionList {
 				}}
 	task-fetch-url		{arg m	help {accept a fetch url for a special task. e.g:
 				--task-fetch-url /distribution/kernelinstall@https://gitlab.com/redhat/centos-stream/tests/kernel/kernel-tests/-/archive/main/kernel-tests-main.tar.gz#distribution/kernelinstall
+				--task-fetch-url /kernel/fs/nfs/base@http://fs-qe.usersys.redhat.com/ftp/pub/jiyin/kernel-test.tgz  #the '#relative path' could be omitted
 				--task-fetch-url /distribution/kernelinstall@  #means disable fetch-url for this task
 				}}
 	norun			{arg n	help {only download task without running it}}

utils/taskname2url.py

@@ -47,6 +47,9 @@
             if not re.search(r'[@,]', arg):
                 arg = f"{arg}@"
             tname, uri = re.split("[,@]", arg[6:])
+            tname = re.sub('^/+/', '/', tname)
+            if not re.search(r'#', uri):
+                uri += f"#{re.sub('^/*[^/]+/', '', tname)}"
             taskdict[tname] = uri
         elif (arg[:5] == "-skip"):
             skiprepo = "yes"