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-rwxr-xr-xstap-gen-cert43
1 files changed, 25 insertions, 18 deletions
diff --git a/stap-gen-cert b/stap-gen-cert
index 4f2650cd..4938817d 100755
--- a/stap-gen-cert
+++ b/stap-gen-cert
@@ -3,7 +3,7 @@
# Generate a certificate for the systemtap server and add it to the
# database of trusted servers for the client.
#
-# Copyright (C) 2008, 2009 Red Hat Inc.
+# Copyright (C) 2008-2010 Red Hat Inc.
#
# This file is part of systemtap, and is free software. You can
# redistribute it and/or modify it under the terms of the GNU General
@@ -14,61 +14,68 @@
. ${PKGLIBEXECDIR}stap-env
# Obtain the certificate database directory name.
-serverdb=$1
+serverdb="$1"
if test "X$serverdb" = "X"; then
- serverdb=$stap_ssl_db/server
+ serverdb="$stap_ssl_db/server"
fi
-rm -fr $serverdb
+rm -fr "$serverdb"
# Create the server's certificate database directory.
-if ! mkdir -p -m 755 $serverdb; then
+if ! mkdir -p -m 755 "$serverdb"; then
echo "Unable to create the server certificate database directory: $serverdb" >&2
exit 1
fi
# Create the certificate database password file. Care must be taken
# that this file is only readable by the owner.
-if ! (touch $serverdb/pw && chmod 600 $serverdb/pw); then
+if ! (touch "$serverdb/pw" && chmod 600 "$serverdb/pw"); then
echo "Unable to create the server certificate database password file: $serverdb/pw" >&2
exit 1
fi
# Generate a random password.
-mkpasswd -l 20 > $serverdb/pw 2>/dev/null || \
-apg -a 1 -n 1 -m 20 -x 20 > $serverdb/pw 2>/dev/null || \
-(read -n20 password </dev/urandom; echo "$password" > $serverdb/pw)
+mkpasswd -l 20 > "$serverdb/pw" 2>/dev/null || \
+apg -a 1 -n 1 -m 20 -x 20 > "$serverdb/pw" 2>/dev/null || \
+(read -n20 password </dev/urandom; echo "$password" > "$serverdb/pw")
# Generate the server certificate database
-if ! certutil -N -d $serverdb -f $serverdb/pw > /dev/null; then
+if ! certutil -N -d "$serverdb" -f "$serverdb/pw" > /dev/null; then
echo "Unable to initialize the server certificate database directory: $serverdb" >&2
exit 1
fi
# We need some random noise for generating keys
-dd bs=123 count=1 < /dev/urandom > $serverdb/noise 2> /dev/null
+dd bs=123 count=1 < /dev/urandom > "$serverdb/noise" 2> /dev/null
# Generate a request for the server's certificate.
-certutil -R -d $serverdb -f $serverdb/pw -s "CN=Systemtap Compile Server, OU=Systemtap, O=Red Hat, C=US" -o $serverdb/stap.req -z $serverdb/noise 2> /dev/null
-rm -fr $serverdb/noise
+certutil -R -d "$serverdb" -f "$serverdb/pw" -s "CN=Systemtap Compile Server, OU=Systemtap, O=Red Hat, C=US" \
+ -o "$serverdb/stap.req" -z "$serverdb/noise" 2> /dev/null
+rm -fr "$serverdb/noise"
# Create the certificate file first so that it always has the proper access permissions.
-if ! (touch $serverdb/$stap_certfile && chmod 644 $serverdb/$stap_certfile); then
+if ! (touch "$serverdb/$stap_certfile" && chmod 644 "$serverdb/$stap_certfile"); then
echo "Unable to create the server certificate file: $serverdb/$stap_certfile" >&2
exit 1
fi
-# Now generate the actual certificate.
-certutil -C -i $serverdb/stap.req -o $serverdb/$stap_certfile -x -d $serverdb -f $serverdb/pw -5 -8 "$HOSTNAME,localhost" >/dev/null <<-EOF
+# Now generate the actual certificate. Make is valid for 1 year.
+certutil -C -i "$serverdb/stap.req" -o "$serverdb/$stap_certfile" -x -d "$serverdb" \
+ -f "$serverdb/pw" -v 12 -5 -8 "$HOSTNAME,localhost" >/dev/null <<-EOF
1
3
7
8
y
EOF
-rm -fr $serverdb/stap.req
+rm -fr "$serverdb/stap.req"
# Add the certificate to the server's certificate/key database as a trusted peer, ssl server and object signer
-certutil -A -n stap-server -t "PCu,,PCu" -i $serverdb/$stap_certfile -d $serverdb -f $serverdb/pw
+certutil -A -n stap-server -t "PCu,,PCu" -i "$serverdb/$stap_certfile" -d "$serverdb" -f "$serverdb/pw"
+# Print some information about the certificate.
echo "Certificate $serverdb/$stap_certfile created and added to database $serverdb"
+certutil -L -d "$serverdb" -n stap-server | \
+ awk '/Validity|Not After|Not Before/ { print $0 }' | \
+ sed 's/^ */ /'
+
exit 0