X-Git-Url: https://git.ralfj.de/schsh.git/blobdiff_plain/5271c7e79fc1c1250a9c9d20f461638b8cb1f44a..HEAD:/schsh?ds=inline

diff --git a/schsh b/schsh
index f96e695..1a790bb 100755
--- a/schsh
+++ b/schsh
@@ -1,7 +1,10 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
+import logging, logging.handlers
+import os, sys, shlex, pwd
 #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~#
 # Configuration
 shell = None # set to "/bin/bash" or similar to allow shell access
+rrsync = "/usr/local/bin/schsh-rrsync" # path to the restricted rsync script - if available, it will be used to further restrict rsync access
 
 def allowSCP(run, runstr):
 	if len(run) != 3: return False
@@ -15,7 +18,11 @@ def allowRSync(run, runstr):
 	if len(run) < 3: return False
 	if run[0] != "rsync": return False
 	if run[1] != "--server": return False
-	run[0] = "/usr/bin/rsync"
+	if rrsync is None:
+		# rrsync is not available, let's hope this is enough protection
+		run[0] = "/usr/bin/rsync"
+		return True
+	run[:] = [rrsync, "/", runstr] # allow access to the entire chroot
 	return True
 
 def allowSFTP(run, runstr):
@@ -27,8 +34,6 @@ allowCommands = [allowSCP, allowRSync, allowSFTP]
 #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~#
 # DO NOT TOUCH ANYTHING BELOW THIS LINE
 
-import logging, logging.handlers
-import os, sys, shlex, pwd
 
 logger = logging.getLogger("schsh")
 logger.setLevel(logging.INFO)
@@ -63,7 +68,7 @@ elif len(sys.argv) == 3 and sys.argv[1] == "-c":
 	# check if the command is allowed, and add path
 	run = shlex.split(sys.argv[2])
 	if commandAllowed(run, sys.argv[2]): # this may change run, but that's okay
-		log("Running '"+str(run)+"'")
+		log("Running "+str(run))
 	else:
 		print("You are not allowed to run this command.")
 		logquit("Attempt to run invalid command '"+sys.argv[2]+"'")