diff --git a/Makefile.am b/Makefile.am
index 73817e5c76f970..527dd22d0d7abc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -20,9 +20,9 @@ EXTRA_DIST += \
 # why is it so hard to make autotools to this?
 install-data-local:
 	-mkdir -p $(DESTDIR)$(datadir)/ceph
-	-install -m 644 share/known_hosts_drop.ceph.com $(DESTDIR)$(datadir)/ceph/known_hosts_drop.ceph.com
-	-install -m 644 share/id_dsa_drop.ceph.com $(DESTDIR)$(datadir)/ceph/id_dsa_drop.ceph.com
-	-install -m 644 share/id_dsa_drop.ceph.com.pub $(DESTDIR)$(datadir)/ceph/id_dsa_drop.ceph.com.pub
+	-install -m 600 share/known_hosts_drop.ceph.com $(DESTDIR)$(datadir)/ceph/known_hosts_drop.ceph.com
+	-install -m 600 share/id_dsa_drop.ceph.com $(DESTDIR)$(datadir)/ceph/id_dsa_drop.ceph.com
+	-install -m 600 share/id_dsa_drop.ceph.com.pub $(DESTDIR)$(datadir)/ceph/id_dsa_drop.ceph.com.pub
 
 all-local:
 if WITH_DEBUG
diff --git a/src/ceph-post-file.in b/src/ceph-post-file.in
index 9b922a6c94153c..b278e8abd95c77 100755
--- a/src/ceph-post-file.in
+++ b/src/ceph-post-file.in
@@ -1,16 +1,16 @@
 #!/bin/bash -e
 
-# if we start up as ./$0, assume we are running from a source
-# checkout.
-if [ `dirname $0` = "." ] && [ $PWD != "/usr/bin" ]; then
-    known_hosts=../share/known_hosts_drop.ceph.com
-    ssh_key=../share/id_dsa_drop.ceph.com
-else
-    known_hosts=@datadir@/known_hosts_drop.ceph.com
-    ssh_key=@datadir@/id_dsa_drop.ceph.com
+# If these files exist, assume we are a source install.
+if [[ -f ../share/known_hosts_drop.ceph.com && -f ../share/id_dsa_drop.ceph.com ]]
+    then # running from source install
+       known_hosts=../share/known_hosts_drop.ceph.com
+       ssh_key=../share/id_dsa_drop.ceph.com
+    else # running from a pkg install
+       known_hosts=@datadir@/known_hosts_drop.ceph.com
+       ssh_key=@datadir@/id_dsa_drop.ceph.com
 fi
 
-usage() {
+function usage() {
     echo "Usage: $0 [options] file1 [dir2 ...]
 
 Easily upload files or directories to ceph.com for analysis by Ceph
@@ -155,7 +155,7 @@ done
 cp "$ssh_key" "$t4"
 cp "${ssh_key}.pub" "$t4.pub"
 
-sftp -i $t4 \
+sftp -o "IdentityFile=$t4" \
     -C \
     -oCheckHostIP=no \
     -oGlobalKnownHostsFile=$known_hosts \