BIGTOP-4063: Adapt bigtop-select to Python 3 (#1236)

* BIGTOP-4063: Adapt bigtop-select to Python 3

Author: timyuer

bigtop-packages/src/common/bigtop-select/conf-select

@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python3
 #
 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file
@@ -71,7 +71,7 @@ leaves = {
            "ranger-usersync" : "ranger-usersync",
            "ranger-tagsync" : "ranger-tagsync",
            "livy-server" : "livy",
-           "livy-client" : "livy"
+           "livy-client" : "livy",
            "alluxio": "alluxio",
            "alluxio-master": "alluxio",
            "alluxio-worker": "alluxio"
@@ -161,7 +161,7 @@ def listPackages( packages ):
   if packages == None:
     packages = leaves
 
-  packages.sort()
+  packages = sorted(packages)
   for pkg in packages:
     linkname = current + "/" + pkg
     if os.path.isdir(linkname):
@@ -172,13 +172,11 @@ def listPackages( packages ):
 
 # Print the avaialable package names
 def printPackages():
-  packages = leaves.keys()
-  packages.sort()
+  packages = sorted(leaves.keys())
   print("Packages:")
   for pkg in packages:
      print(" " + pkg)
-  groups = aliases.keys()
-  groups.sort()
+  groups = sorted(aliases.keys())
   print("Aliases:")
   for pkg in groups:
     print(" " + pkg)
@@ -203,8 +201,7 @@ def printVersions():
         print("ERROR: Unexpected file/directory found in %s: %s" % (root, f))
         sys.exit(1)
 
-  keys = result.keys()
-  keys.sort()
+  keys = sorted(result.keys())
   for k in keys:
      print(result[k])
 
@@ -225,9 +222,9 @@ def setPackages(packages, version, rpm_mode):
     sys.exit(1)
 
   if not os.path.isdir(current):
-    os.mkdir(current, 0755)
+    os.mkdir(current, 0o755)
 
-  packages.sort()
+  packages = sorted(packages)
   for pkg in packages:
     linkname = current + "/" + pkg
     if os.path.islink(linkname) and rpm_mode:

bigtop-packages/src/common/bigtop-select/distro-select

@@ -79,15 +79,13 @@ CONF_DIR=${CONF_DIR:-/etc/bigtop-select/conf.dist}
 
 STACK_ROOT_DIR=$(echo ${PARENT_DIR} | sed -e "s/\/${BIGTOP_BASE_VERSION}$//")
 STACK_SELECTOR=distro-select
-CONF_SELECTOR=conf-select
 
 # Install packages
 install -d -p -m 755 $PREFIX${LIB_DIR}/
 install -d -p -m 755 $PREFIX${PARENT_DIR}/
 install -p -m 755 ${DISTRO_DIR}/${STACK_SELECTOR} $PREFIX${LIB_DIR}/
-install -p -m 755 ${DISTRO_DIR}/${CONF_SELECTOR} $PREFIX${LIB_DIR}/
 cat > $PREFIX${LIB_DIR}/params.py <<EOF
-#!/usr/bin/env python2
+#!/usr/bin/env python3
 #
 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file

bigtop-packages/src/common/bigtop-select/install_select.sh

@@ -32,8 +32,7 @@ BuildRoot:  %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)
 BuildArch:  noarch
 Source0:    install_select.sh
 Source1:    LICENSE
-Source2:    conf-select
-Source3:    distro-select
+Source2:    distro-select
 Requires:   bash
 
 # "which" command is needed for a lot of projects.
@@ -53,7 +52,6 @@ This includes a collection of useful tools and files for Bigtop and Ambari
 install -p -m 755 %{SOURCE0} .
 install -p -m 755 %{SOURCE1} .
 install -p -m 755 %{SOURCE2} .
-install -p -m 755 %{SOURCE3} .
 
 
 %build