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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2މ$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ#!/bin/sh -e #----------------------------------------------------------------------------- # # $Sendmail: update_tls,v 8.17.1.9 2024-06-16 21:07:57 cowboy Exp $ # # Sendmail support for TLS # # Copyright (c) 2000-2010 Richard Nelson. All Rights Reserved. # # Notes: # #----------------------------------------------------------------------------- set -e; #------------------------------------------------------------------------------ # Local variables #--------------------------------------------------------------------------- HOSTNAME=`hostname -s`; DOMAINNAME=`hostname -d`; MAILNAME=`cat /etc/mailname 2> /dev/null || hostname -f`; SSL_FQDN=`hostname -f`; SSL_EMAIL="admin@${MAILNAME}"; export SSL_FQDN SSL_EMAIL; PROGRAM='sendmail'; CERT_DIR="/etc/ssl/certs"; COM_PRM="/etc/mail/tls/$PROGRAM-common.prm"; COM_KEY="/etc/mail/tls/$PROGRAM-common.key"; MTA_CFG="/etc/mail/tls/$PROGRAM-server.cfg"; MTA_CSR="/etc/mail/tls/$PROGRAM-server.csr"; MTA_CRT="/etc/mail/tls/$PROGRAM-server.crt"; MSP_CFG="/etc/mail/tls/$PROGRAM-client.cfg"; MSP_CSR="/etc/mail/tls/$PROGRAM-client.csr"; MSP_CRT="/etc/mail/tls/$PROGRAM-client.crt"; NEW=0; REFD=0; # Path to other sendmail helpers if [ -x ./update_sendmail ]; then sm_path='.'; elif [ -x $(dirname $0)/update_sendmail ]; then sm_path=$(dirname $0); else sm_path=/usr/share/sendmail; fi; # Bring in sendmail.conf for the network definitions if [ ! -f /etc/mail/sendmail.conf ]; then if [ -x $sm_path/update_conf ]; then $sm_path/update_conf; fi; fi; if [ -f /etc/mail/sendmail.conf ]; then . /etc/mail/sendmail.conf; fi; if [ "$HANDS_OFF" != 'No' ]; then exit 0; fi; #--------------------------------------------------------------------------- # create_config: Function to create openssl configuration file #--------------------------------------------------------------------------- create_config () { cat >$MTA_CFG </dev/null; fi; if [ -f $MSP_CRT ]; then LINK="$CERT_DIR/"$(openssl x509 -noout -hash < $MSP_CRT)".0"; rm -f $LINK 2>/dev/null; fi; fi; rm -f $MTA_CSR $MTA_CRT 2>/dev/null; rm -f $MSP_CSR $MSP_CRT 2>/dev/null; rm -f $COM_PRM $COM_KEY 2>/dev/null; ;; esac #--------------------------------------------------------------------------- # Make sure sendmail.mc points to proper /etc/mail/tls/starttls.m4 if [ -f /etc/mail/sendmail.mc ]; then if (grep -qEe "^[[:space:]]*include\(\`?/etc/mail/starttls.m4" \ /etc/mail/sendmail.mc); then sed -e "s=^\([[:space:]]*\)\(\`\?\)include(\`\?/etc/mail/starttls.m4'\?)\(dnl\)\?=\1\2include(\`/etc/mail/tls/starttls.m4')dnl=g" \ /etc/mail/sendmail.mc > /etc/mail/sendmail.mc.new; chown root:smmsp /etc/mail/sendmail.mc.new; chmod 0644 /etc/mail/sendmail.mc.new; mv /etc/mail/sendmail.mc.new /etc/mail/sendmail.mc; fi; fi; if [ -f /etc/mail/submit.mc ]; then if (grep -qEe "^[[:space:]]*include\(\`?/etc/mail/starttls.m4" \ /etc/mail/submit.mc); then sed -e "s=^\([[:space:]]*\)\(\`\?\)include(\`\?/etc/mail/starttls.m4'\?)\(dnl\)\?=\1\2include(\`/etc/mail/tls/starttls.m4')dnl=g" \ /etc/mail/submit.mc > /etc/mail/submit.mc.new; chown root:smmsp /etc/mail/submit.mc.new; chmod 0644 /etc/mail/submit.mc.new; mv /etc/mail/submit.mc.new /etc/mail/submit.mc; fi; fi; #--------------------------------------------------------------------------- # check for references to starttls.m4 in sendmail.mc if [ -f /etc/mail/sendmail.mc ]; then if grep -qEe "^[[:space:]]*include\(\`?/etc/mail/tls/starttls.m4" \ /etc/mail/sendmail.mc; then REFD=1; fi; fi; #--------------------------------------------------------------------------- # Make sure prototype /etc/mail/tls/starttls.m4 exists mkdir -p /etc/mail/tls 2>/dev/null; chown smmta:smmsp /etc/mail/tls; chmod 0755 /etc/mail/tls; $sm_path/update_tlsm4 || true; #--------------------------------------------------------------------------- # check for SSL if [ -d "$CERT_DIR" ]; then if [ -f $MTA_CRT ] && [ -f $MSP_CRT ]; then echo 'You already have sendmail certificates'; echo ' '; chown root:smmsp $COM_PRM; chown root:smmsp $COM_KEY; chown root:smmsp $MTA_CRT; chown root:smmsp $MSP_CRT; else if [ -x /usr/bin/openssl ]; then yn="Y"; else cat <<-EOT $PROGRAM needs openssl (not installed) to create a certificate to validate users If you don't need a certificate, say No If you want a certificate, install openssl and say Yes Do you wish to create a certificate? EOT read yn; yn=$(echo -n "$yn" | sed -e "s/^\ *//" -e "s/^\t*//"); test -n "$yn" || yn="N"; fi; # Create new (self-signed) certificate case "$yn" in [Yy]*) echo "Creating SSL certificates for sendmail."; # Create prompt file if [ ! -f /etc/mail/tls/no_prompt ]; then cat >/etc/mail/tls/no_prompt <<-EOT EOT fi; # Create config files if [ ! -f $MTA_CFG ]; then create_config; chmod 0600 $MTA_CFG; fi; if [ ! -f $MSP_CFG ]; then sed -e "s/Sendmail Server/Sendmail Client/" \ $MTA_CFG > $MSP_CFG; chmod 0600 $MSP_CFG; fi; # Create shared DSA/DH password parameters if [ ! -s $COM_PRM ]; then openssl dsaparam -out $COM_PRM 2048 openssl dhparam -dsaparam -in $COM_PRM >> $COM_PRM; chown root:smmsp $COM_PRM; chmod 0640 $COM_PRM; fi; # Create shared DSA/RSA key (RSA preferred for browser support) if [ ! -f $COM_KEY ]; then openssl genrsa -out $COM_KEY 2048; #openssl gendsa -out $COM_KEY $COM_PRM; chown root:smmsp $COM_KEY; chmod 0640 $COM_KEY; fi; # sendmail requires that CN=fqdn # Prompts: 1) Country Name (2 letter code) # 2) State or Province Name # 3) Locality Name (eg, city) # 4) Organization Name (eg, company) # 5) Organizational Unit Name (eg, section) # 6) Common Name (eg, YOUR name) # 7) Email Address if [ ! -f $MTA_CRT ]; then openssl req -new -config $MTA_CFG -key $COM_KEY \ -out $MTA_CSR \ /dev/null 2>&1; chmod 0600 $MTA_CSR; openssl x509 -req -extfile $MTA_CFG \ -signkey $COM_KEY -in $MTA_CSR \ -out $MTA_CRT -days 3650 \ >/dev/null 2>&1; chown root:smmsp $MTA_CRT; chmod 0644 $MTA_CRT; fi; if [ ! -f $MSP_CRT ]; then openssl req -new -config $MSP_CFG -key $COM_KEY \ -out $MSP_CSR \ /dev/null 2>&1; chmod 0600 $MSP_CSR; openssl x509 -req -extfile $MSP_CFG \ -signkey $COM_KEY -in $MSP_CSR \ -out $MSP_CRT -days 3650 \ >/dev/null 2>&1; chown root:smmsp $MSP_CRT; chmod 0644 $MSP_CRT; fi; esac; fi; # Create hash link for new certificate (must do msp last!) if [ -f $MTA_CRT ]; then LINK="$CERT_DIR/"$(openssl x509 -noout -hash < $MTA_CRT)".0"; if [ ! -f $LINK ]; then ln -sf $MTA_CRT $LINK; fi; fi; if [ -f $MSP_CRT ]; then LINK="$CERT_DIR/"$(openssl x509 -noout -hash < $MSP_CRT)".0"; if [ ! -f $LINK ]; then ln -sf $MSP_CRT $LINK; fi; fi; fi; if [ $REFD -eq 0 ]; then cat <<-EOT *** *** *** WARNING *** WARNING *** WARNING *** WARNING *** *** *** Everything you need to support STARTTLS (encrypted mail transmission and user authentication via certificates) is installed and configured but is *NOT* being used. To enable sendmail to use STARTTLS, you need to: 1) Add this line to /etc/mail/sendmail.mc and optionally to /etc/mail/submit.mc: include(\`/etc/mail/tls/starttls.m4')dnl 2) Run sendmailconfig 3) Restart sendmail EOT fi;