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--proxy=auto takes now the value from https_proxy

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- made DNS lookups safe (CNAME) and awk'd them almost completely ;-)
- invocation of just testssl.sh shows help again
This commit is contained in:
Dirk
2017-02-15 19:40:06 +01:00
parent 502601c95e
commit c204a0b942
1 changed files with 35 additions and 31 deletions
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66
testssl.sh
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@@ -6994,7 +6994,7 @@ spdy_pre(){
return 1 return 1
fi fi
if [[ -n "$PROXY" ]]; then if [[ -n "$PROXY" ]]; then
[[ -n "$1" ]] && pr_warning " $1 " [[ -n "$1" ]] && pr_warning "$1"
pr_warning "not tested as proxies do not support proxying it" pr_warning "not tested as proxies do not support proxying it"
fileout "spdy_npn" "WARN" "SPDY/NPN : not tested as proxies do not support proxying it" fileout "spdy_npn" "WARN" "SPDY/NPN : not tested as proxies do not support proxying it"
return 1 return 1
@@ -7033,7 +7033,7 @@ run_spdy() {
local -i ret=0 local -i ret=0
pr_bold " SPDY/NPN " pr_bold " SPDY/NPN "
if ! spdy_pre ; then if ! spdy_pre; then
outln outln
return 0 return 0
fi fi
@@ -7071,7 +7071,7 @@ run_http2() {
local alpn_finding="" local alpn_finding=""
pr_bold " HTTP2/ALPN " pr_bold " HTTP2/ALPN "
if ! http2_pre ; then if ! http2_pre; then
outln outln
return 0 return 0
fi fi
@@ -11138,8 +11138,8 @@ tuning / connect options (most also can be preset via environment variables):
--assume-http if protocol check fails it assumes HTTP protocol and enforces HTTP checks --assume-http if protocol check fails it assumes HTTP protocol and enforces HTTP checks
--ssl-native fallback to checks with OpenSSL where sockets are normally used --ssl-native fallback to checks with OpenSSL where sockets are normally used
--openssl <PATH> use this openssl binary (default: look in \$PATH, \$RUN_DIR of $PROG_NAME) --openssl <PATH> use this openssl binary (default: look in \$PATH, \$RUN_DIR of $PROG_NAME)
--proxy <host>:<port> connect via the specified HTTP proxy --proxy <host:port|auto> connect via the specified HTTP proxy, auto: autodetermination from \$env (\$http(s)_proxy)
-6 use also IPv6. Works only with supporting OpenSSL version and IPv6 connectivity -6 also use IPv6. Works only with supporting OpenSSL version and IPv6 connectivity
--ip <ip> a) tests the supplied <ip> v4 or v6 address instead of resolving host(s) in URI --ip <ip> a) tests the supplied <ip> v4 or v6 address instead of resolving host(s) in URI
b) arg "one" means: just test the first DNS returns (useful for multiple IPs) b) arg "one" means: just test the first DNS returns (useful for multiple IPs)
-n, --nodns do not try any DNS lookup -n, --nodns do not try any DNS lookup
@@ -11584,9 +11584,9 @@ check_resolver_bins() {
} }
# arg1: a host name. Returned will be 0-n IPv4 addresses # arg1: a host name. Returned will be 0-n IPv4 addresses
# watch out: $1 can also be a cname! --> all checked
get_a_record() { get_a_record() {
local ip4="" local ip4=""
local cname_temp=""
local saved_openssl_conf="$OPENSSL_CONF" local saved_openssl_conf="$OPENSSL_CONF"
"$NODNS" && return 0 # if no DNS lookup was instructed, leave here "$NODNS" && return 0 # if no DNS lookup was instructed, leave here
@@ -11602,25 +11602,20 @@ get_a_record() {
fi fi
if [[ -z "$ip4" ]]; then if [[ -z "$ip4" ]]; then
if which dig &> /dev/null ; then if which dig &> /dev/null ; then
cname_temp=$(dig +short -t CNAME "$1" 2>/dev/null) ip4=$(filter_ip4_address $(dig +short -t a "$1" 2>/dev/null | awk '/^[0-9]/'))
if [[ -n "$cname_temp" ]]; then
ip4=$(filter_ip4_address $(dig +short -t a "$cname_temp" 2>/dev/null | sed '/^;;/d'))
else
ip4=$(filter_ip4_address $(dig +short -t a "$1" 2>/dev/null | sed '/^;;/d'))
fi
fi fi
fi fi
if [[ -z "$ip4" ]]; then if [[ -z "$ip4" ]]; then
which host &> /dev/null && \ which host &> /dev/null && \
ip4=$(filter_ip4_address $(host -t a "$1" 2>/dev/null | grep -v alias | sed 's/^.*address //')) ip4=$(filter_ip4_address $(host -t a "$1" 2>/dev/null | awk '/address/ { print $NF }'))
fi fi
if [[ -z "$ip4" ]]; then if [[ -z "$ip4" ]]; then
which drill &> /dev/null && \ which drill &> /dev/null && \
ip4=$(filter_ip4_address $(drill a "$1" 2>/dev/null | awk '/^\;\;\sANSWER\sSECTION\:$/,/\;\;\sAUTHORITY\sSECTION\:$/ { print $5,$6 }' | sed '/^\s$/d')) ip4=$(filter_ip4_address $(drill a "$1" | awk '/ANSWER SECTION/,/AUTHORITY SECTION/ { print $NF }' | awk '/^[0-9]/'))
fi fi
if [[ -z "$ip4" ]]; then if [[ -z "$ip4" ]]; then
if which nslookup &>/dev/null; then if which nslookup &>/dev/null; then
ip4=$(filter_ip4_address $(nslookup -querytype=a "$1" 2>/dev/null | awk '/^Name/,/EOF/ { print $0 }' | grep -v Name)) ip4=$(filter_ip4_address $(nslookup -querytype=a "$1" 2>/dev/null | awk '/^Name/ { getline; print $NF }'))
fi fi
fi fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134 OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
@@ -11628,6 +11623,7 @@ get_a_record() {
} }
# arg1: a host name. Returned will be 0-n IPv6 addresses # arg1: a host name. Returned will be 0-n IPv6 addresses
# watch out: $1 can also be a cname! --> all checked
get_aaaa_record() { get_aaaa_record() {
local ip6="" local ip6=""
local saved_openssl_conf="$OPENSSL_CONF" local saved_openssl_conf="$OPENSSL_CONF"
@@ -11637,20 +11633,20 @@ get_aaaa_record() {
if [[ -z "$ip6" ]]; then if [[ -z "$ip6" ]]; then
if [[ "$NODE" == *.local ]]; then if [[ "$NODE" == *.local ]]; then
if which avahi-resolve &>/dev/null; then if which avahi-resolve &>/dev/null; then
ip6=$(filter_ip6_address $(avahi-resolve -6 -n "$NODE" 2>/dev/null | awk '{ print $2 }')) ip6=$(filter_ip6_address $(avahi-resolve -6 -n "$1" 2>/dev/null | awk '{ print $2 }'))
elif which dig &>/dev/null; then elif which dig &>/dev/null; then
ip6=$(filter_ip6_address $(dig @ff02::fb -p 5353 -t aaaa +short +notcp "$NODE")) ip6=$(filter_ip6_address $(dig @ff02::fb -p 5353 -t aaaa +short +notcp "$NODE"))
else else
fatal "Local hostname given but no 'avahi-resolve' or 'dig' avaliable." -3 fatal "Local hostname given but no 'avahi-resolve' or 'dig' avaliable." -3
fi fi
elif which host &> /dev/null ; then elif which host &> /dev/null ; then
ip6=$(filter_ip6_address $(host -t aaaa "$NODE" | grep -v alias | grep -v "no AAAA record" | sed 's/^.*address //')) ip6=$(filter_ip6_address $(host -t aaaa "$1" | awk '/address/ { print $NF }'))
elif which dig &> /dev/null; then elif which dig &> /dev/null; then
ip6=$(filter_ip6_address $(dig +short -t aaaa "$NODE" 2>/dev/null)) ip6=$(filter_ip6_address $(dig +short -t aaaa "$1" 2>/dev/null | awk '/^[0-9]/'))
elif which drill &> /dev/null; then elif which drill &> /dev/null; then
ip6=$(filter_ip6_address $(drill aaaa "$NODE" 2>/dev/null | awk '/^\;\;\sANSWER\sSECTION\:$/,/^\;\;\sAUTHORITY\sSECTION\:$/ { print $5,$6 }' | sed '/^\s$/d')) ip6=$(filter_ip6_address $(drill aaaa "$1" | awk '/ANSWER SECTION/,/AUTHORITY SECTION/ { print $NF }' | awk '/^[0-9]/'))
elif which nslookup &>/dev/null; then elif which nslookup &>/dev/null; then
ip6=$(filter_ip6_address $(nslookup -type=aaaa "$NODE" 2>/dev/null | grep -A10 Name | grep -v Name)) ip6=$(filter_ip6_address $(nslookup -type=aaaa "$1" 2>/dev/null | awk '/'"^${a}"'.*AAAA/ { print $NF }'))
fi fi
fi fi
OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134 OPENSSL_CONF="$saved_openssl_conf" # see https://github.com/drwetter/testssl.sh/issues/134
@@ -11678,8 +11674,7 @@ get_caa_rr_record() {
raw_caa="$(dig $1 type257 +short)" raw_caa="$(dig $1 type257 +short)"
# empty if no CAA record # empty if no CAA record
elif which drill &> /dev/null; then elif which drill &> /dev/null; then
a="$1" raw_caa="$(drill $1 type257 | awk '/'"^${1}"'.*CAA/ { print $5,$6,$7 }')"
raw_caa="$(drill $a type257 | awk '/'"^${a}"'.*CAA/ { print $5,$6,$7 }')"
elif which host &> /dev/null; then elif which host &> /dev/null; then
raw_caa="$(host -t type257 $1)" raw_caa="$(host -t type257 $1)"
if egrep -wvq "has no CAA|has no TYPE257" <<< "$raw_caa"; then if egrep -wvq "has no CAA|has no TYPE257" <<< "$raw_caa"; then
@@ -11725,18 +11720,20 @@ get_caa_rr_record() {
return 0 return 0
} }
# watch out: $1 can also be a cname! --> all checked
get_mx_record() { get_mx_record() {
local mx="" local mx=""
local saved_openssl_conf="$OPENSSL_CONF" local saved_openssl_conf="$OPENSSL_CONF"
OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134 OPENSSL_CONF="" # see https://github.com/drwetter/testssl.sh/issues/134
check_resolver_bins check_resolver_bins
# we need tha last two columns here!
if which host &> /dev/null; then if which host &> /dev/null; then
mxs=$(host -t MX "$1" 2>/dev/null | awk '/is handled by/ { print $(NF-1), $NF }') mxs=$(host -t MX "$1" 2>/dev/null | awk '/is handled by/ { print $(NF-1), $NF }')
elif which dig &> /dev/null; then elif which dig &> /dev/null; then
mxs=$(dig +short -t MX "$1" 2>/dev/null) mxs=$(dig +short -t MX "$1" 2>/dev/null | awk '/^[0-9]/')
elif which drill &> /dev/null; then elif which drill &> /dev/null; then
mxs=$(drill mx "$1" 2>/dev/null | awk '/^\;\;\sANSWER\sSECTION\:$/,/\;\;\sAUTHORITY\sSECTION\:$/ { print $5,$6 }' | sed '/^\s$/d') mxs=$(drill mx $1 | | awk '/IN[ \t]MX[ \t]+/ { print $(NF-1), $NF }')
elif which nslookup &> /dev/null; then elif which nslookup &> /dev/null; then
mxs=$(nslookup -type=MX "$1" 2>/dev/null | awk '/mail exchanger/ { print $(NF-1), $NF }') mxs=$(nslookup -type=MX "$1" 2>/dev/null | awk '/mail exchanger/ { print $(NF-1), $NF }')
else else
@@ -11824,7 +11821,7 @@ determine_rdns() {
elif which host &> /dev/null; then elif which host &> /dev/null; then
rDNS=$(host -t PTR $nodeip 2>/dev/null | awk '/pointer/ { print $NF }') rDNS=$(host -t PTR $nodeip 2>/dev/null | awk '/pointer/ { print $NF }')
elif which drill &> /dev/null; then elif which drill &> /dev/null; then
rDNS=$(drill -x ptr $nodeip 2>/dev/null | awk '/^\;\;\sANSWER\sSECTION\:$/,/\;\;\sAUTHORITY\sSECTION\:$/ { print $5,$6 }' | sed '/^\s$/d') rDNS=$(drill -x ptr $nodeip 2>/dev/null | awk '/ANSWER SECTION/ { getline; print $NF }')
elif which nslookup &> /dev/null; then elif which nslookup &> /dev/null; then
rDNS=$(nslookup -type=PTR $nodeip 2>/dev/null | grep -v 'canonical name =' | grep 'name = ' | awk '{ print $NF }' | sed 's/\.$//') rDNS=$(nslookup -type=PTR $nodeip 2>/dev/null | grep -v 'canonical name =' | grep 'name = ' | awk '{ print $NF }' | sed 's/\.$//')
fi fi
@@ -11841,18 +11838,23 @@ check_proxy() {
if ! "$HAS_PROXY"; then if ! "$HAS_PROXY"; then
fatal "Your $OPENSSL is too old to support the \"-proxy\" option" -5 fatal "Your $OPENSSL is too old to support the \"-proxy\" option" -5
fi fi
if [[ "$PROXY" == "auto" ]]; then
# get $ENV
PROXY=${https_proxy#*\/\/}
[[ -z "$PROXY" ]] && PROXY=${http_proxy#*\/\/}
[[ -z "$PROXY" ]] && fatal "you specified \"--proxy=auto\" but \"\$http(s)_proxy\" is empty" 2
fi
PROXYNODE=${PROXY%:*} PROXYNODE=${PROXY%:*}
PROXYPORT=${PROXY#*:} PROXYPORT=${PROXY#*:}
is_number "$PROXYPORT" || fatal "Proxy port cannot be determined from \"$PROXY\"" "2" is_number "$PROXYPORT" || fatal "Proxy port cannot be determined from \"$PROXY\"" 2
#if is_ipv4addr "$PROXYNODE" || is_ipv6addr "$PROXYNODE" ; then #if is_ipv4addr "$PROXYNODE" || is_ipv6addr "$PROXYNODE" ; then
# IPv6 via openssl -proxy: that doesn't work. Sockets does # IPv6 via openssl -proxy: that doesn't work. Sockets does
#FIXME: to finish this with LibreSSL which supports an IPv6 proxy #FIXME: finish this with LibreSSL which supports an IPv6 proxy
if is_ipv4addr "$PROXYNODE"; then if is_ipv4addr "$PROXYNODE"; then
PROXYIP="$PROXYNODE" PROXYIP="$PROXYNODE"
else else
check_resolver_bins PROXYIP=$(get_a_record "$PROXYNODE" 2>/dev/null | grep -v alias | sed 's/^.*address //')
PROXYIP=$(get_a_record $PROXYNODE 2>/dev/null | grep -v alias | sed 's/^.*address //')
[[ -z "$PROXYIP" ]] && fatal "Proxy IP cannot be determined from \"$PROXYNODE\"" "2" [[ -z "$PROXYIP" ]] && fatal "Proxy IP cannot be determined from \"$PROXYNODE\"" "2"
fi fi
PROXY="-proxy $PROXYIP:$PROXYPORT" PROXY="-proxy $PROXYIP:$PROXYPORT"
@@ -12274,6 +12276,8 @@ parse_opt_equal_sign() {
parse_cmd_line() { parse_cmd_line() {
# Show usage if no options were specified
[[ -z "$1" ]] && help 0
# Set defaults if only an URI was specified, maybe ToDo: use "="-option, then: ${i#*=} i.e. substring removal # Set defaults if only an URI was specified, maybe ToDo: use "="-option, then: ${i#*=} i.e. substring removal
[[ "$#" -eq 1 ]] && set_scanning_defaults [[ "$#" -eq 1 ]] && set_scanning_defaults
@@ -12604,7 +12608,7 @@ parse_cmd_line() {
(--) shift (--) shift
break break
;; ;;
(-*) pr_magentaln "0: unrecognized option \"$1\"" 1>&2; (-*) pr_warningln "0: unrecognized option \"$1\"" 1>&2;
help 1 help 1
;; ;;
(*) break (*) break
@@ -12613,7 +12617,7 @@ parse_cmd_line() {
shift shift
done done
# Show usage if no options were specified # Show usage if no further options were specified
if [[ -z "$1" ]] && [[ -z "$FNAME" ]] && ! $do_display_only; then if [[ -z "$1" ]] && [[ -z "$FNAME" ]] && ! $do_display_only; then
echo && fatal "URI missing" "1" echo && fatal "URI missing" "1"
else else