CC-2758: Make airtime-install script Debian/Ubuntu compatible

-further tweaks

python_apps/media-monitor/install/media-monitor-uninitialize.py

@@ -7,8 +7,12 @@ if os.geteuid() != 0:
     sys.exit(1)
 
 try:
-    print "Waiting for media-monitor processes to stop..."
-    p = Popen("/etc/init.d/airtime-media-monitor stop", shell=True)
-    sts = os.waitpid(p.pid, 0)[1]
+    print "Waiting for media-monitor processes to stop...",
+    if (os.path.exists('/etc/init.d/airtime-playout')):
+        p = Popen("/etc/init.d/airtime-media-monitor stop", shell=True)
+        sts = os.waitpid(p.pid, 0)[1]
+        print "OK"
+    else:
+        print "Wasn't running"
 except Exception, e:
     print e

python_apps/pypo/install/pypo-uninitialize.py

@@ -8,8 +8,12 @@ if os.geteuid() != 0:
 
 try:      
     #stop pypo and liquidsoap processes
-    print "Waiting for pypo processes to stop..."
-    p = Popen("/etc/init.d/airtime-playout stop", shell=True)
-    sts = os.waitpid(p.pid, 0)[1]
+    print "Waiting for pypo processes to stop...",
+    if (os.path.exists('/etc/init.d/airtime-playout')):
+        p = Popen("/etc/init.d/airtime-playout stop", shell=True)
+        sts = os.waitpid(p.pid, 0)[1]
+        print "OK"
+    else:
+        print "Wasn't running"
 except Exception, e:
     print e

python_apps/show-recorder/install/recorder-remove-files.py

@@ -29,15 +29,15 @@ try:
     
     #remove bin dir
     print "* Removing Show-Recorder Program Directories"
-    shutil.rmtree(config["bin_dir"])
+    shutil.rmtree(config["bin_dir"], ignore_errors=True)
     
     #remove log dir
     print "* Removing Show-Recorder Log Directory"
-    shutil.rmtree(config["log_dir"])
+    shutil.rmtree(config["log_dir"], ignore_errors=True)
     
     #remove temporary media-storage dir
     print "* Removing Show-Recorder Temporary Directory"
-    shutil.rmtree(config["base_recorded_files"])
+    shutil.rmtree(config["base_recorded_files"], ignore_errors=True)
     
     #remove monit files
     print "* Removing Show-Recorder Monit Files"

python_apps/show-recorder/install/recorder-uninitialize.py

@@ -7,9 +7,13 @@ if os.geteuid() != 0:
     sys.exit(1)
 
 try:
-    print "Waiting for show-recorder processes to stop..."
-    p = Popen("/etc/init.d/airtime-show-recorder stop", shell=True)
-    sts = os.waitpid(p.pid, 0)[1]
+    print "Waiting for show-recorder processes to stop...",
+    if (os.path.exists('/etc/init.d/airtime-playout')):
+        p = Popen("/etc/init.d/airtime-show-recorder stop", shell=True)
+        sts = os.waitpid(p.pid, 0)[1]
+        print "OK"
+    else:
+        print "Wasn't running"
 except Exception, e:
     print e