Merge pull request #686 from dcooper16/out_row_aligned_max_width
out_row_aligned_max_width()
This commit is contained in:
Dirk Wetter
GitHub
commit
2f8bc2e77a
114
testssl.sh
114
testssl.sh
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@ -1222,63 +1222,73 @@ out_row_aligned() {
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}
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# prints text over multiple lines, trying to make no line longer than $max_width.
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# Each line is indented with $spaces and each word in $text is printed using $print_function.
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# Each line is indented with $spaces.
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out_row_aligned_max_width() {
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local text="$1"
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local spaces="$2"
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local -i max_width="$3"
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local print_function="$4"
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local -i i len
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local cr=$'\n'
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local line entry first=true last=false
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local line first=true
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max_width=$max_width-1 # at the moment we align to terminal width. This makes sure we don't wrap too late
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max_width=$max_width-${#spaces}
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len=${#text}
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while true; do
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i=$max_width
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if [[ $i -ge $len ]]; then
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if [[ $len -lt $max_width ]]; then
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# If the remaining text to print is shorter than $max_width,
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# then just print it.
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i=$len
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else
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while true; do
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[[ "${text:i:1}" == " " ]] && break
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[[ $i -eq 0 ]] && break
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i=$i-1
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done
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if [[ $i -eq 0 ]]; then
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i=$max_width+1
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while true; do
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[[ "${text:i:1}" == " " ]] && break
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# Find the final space character in the text that is less than
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# $max_width characters into the remaining text, and make the
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# text up to that space character the next line to print.
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line="${text:0:max_width}"
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line="${line% *}"
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i=${#line}
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if [[ $i -eq $max_width ]]; then
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# If there are no space characters in the first $max_width
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# characters of the remaining text, then make the text up
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# to the first space the next line to print. If there are
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# no space characters in the remaining text, make the
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# remaining text the next line to print.
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line="${text#* }"
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i=$len-${#line}
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[[ $i -eq 0 ]] && i=$len
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fi
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fi
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if ! "$first"; then
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tm_out "${cr}${spaces}"
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fi
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tm_out "${text:0:i}"
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[[ $i -eq $len ]] && break
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i+=1
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done
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fi
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fi
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if [[ $i -eq $len ]]; then
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line="$text"
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if ! "$first"; then
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out "${cr}${spaces}"
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fi
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last=true
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else
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line="${text:0:i}"
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if ! "$first"; then
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out "${cr}${spaces}"
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fi
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len=$len-$i-1
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i=$i+1
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text="${text:i:len}"
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first=false
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[[ $len -eq 0 ]] && last=true
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fi
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while read entry; do
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$print_function "$entry" ; out " "
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done <<< "$(tr ' ' '\n' <<< "$line")"
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"$last" && break
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[[ $len -eq 0 ]] && break
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done
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return 0
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}
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out_row_aligned_max_width_by_entry() {
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local text="$1"
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local spaces="$2"
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local -i max_width="$3"
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local print_function="$4"
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local resp entry prev_entry=" "
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resp="$(out_row_aligned_max_width "$text" "$spaces" "$max_width")"
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while read -d " " entry; do
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if [[ -n "$entry" ]]; then
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$print_function "$entry"
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elif [[ -n "$prev_entry" ]]; then
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outln; out " "
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fi
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out " "
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prev_entry="$entry"
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done <<< "$resp"
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}
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tmpfile_handle() {
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mv $TMPFILE "$TEMPDIR/$NODEIP.$1" 2>/dev/null
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@ -4877,7 +4887,7 @@ cipher_pref_check() {
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if [[ -n "$order" ]]; then
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outln
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out "$(printf " %-10s " "$proto: ")"
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out_row_aligned_max_width "$order" " " $TERM_WIDTH out
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out "$(out_row_aligned_max_width "$order" " " $TERM_WIDTH)"
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fileout "order_$p" "INFO" "Default cipher order for protocol $p: $order"
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fi
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done
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@ -5773,7 +5783,7 @@ certificate_info() {
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while read san; do
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[[ -n "$san" ]] && all_san+="$san "
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done <<< "$sans"
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out_row_aligned_max_width "$all_san" "$indent " $TERM_WIDTH pr_italic
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pr_italic "$(out_row_aligned_max_width "$all_san" "$indent " $TERM_WIDTH)"
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fileout "${json_prefix}san" "INFO" "subjectAltName (SAN) : $all_san"
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else
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out "-- "
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@ -6078,7 +6088,7 @@ run_server_defaults() {
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local -a previous_hostcert previous_intermediates keysize cipher
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local -a ocsp_response ocsp_response_status sni_used
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local -a ciphers_to_test success
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local cn_nosni cn_sni sans_nosni sans_sni san
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local cn_nosni cn_sni sans_nosni sans_sni san tls_extensions
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local alpn_proto alpn="" alpn_list_len_hex alpn_extn_len_hex success
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local -i alpn_list_len alpn_extn_len
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@ -6216,7 +6226,16 @@ run_server_defaults() {
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fileout "tls_extensions" "INFO" "TLS server extensions (std): (none)"
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else
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#FIXME: we rather want to have the chance to print each ext in italcs or another format. Atm is a string of quoted strings -- that needs to be fixed at the root
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out_row_aligned_max_width "$TLS_EXTENSIONS" " " $TERM_WIDTH out; outln
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# out_row_aligned_max_width() places line breaks at space characters.
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# So, in order to prevent the text for an extension from being broken
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# across lines, temporarily replace space characters within the text
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# of an extension with "}", and then convert the "}" back to space in
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# the output of out_row_aligned_max_width().
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tls_extensions="${TLS_EXTENSIONS// /{}"
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tls_extensions="${tls_extensions//\"{\"/\" \"}"
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tls_extensions="$(out_row_aligned_max_width "$tls_extensions" " " $TERM_WIDTH)"
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tls_extensions="${tls_extensions//{/ }"
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outln "$tls_extensions"
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fileout "tls_extensions" "INFO" "TLS server extensions (std): $TLS_EXTENSIONS"
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fi
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@ -6443,7 +6462,7 @@ run_pfs() {
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outln "${sigalg[i]}"
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fi
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done
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! "$WIDE" && out_row_aligned_max_width "$pfs_ciphers" " " $TERM_WIDTH out
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! "$WIDE" && out "$(out_row_aligned_max_width "$pfs_ciphers" " " $TERM_WIDTH)"
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debugme echo $pfs_offered
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"$WIDE" || outln
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fileout "pfs_ciphers" "INFO" "(Perfect) Forward Secrecy Ciphers: $pfs_ciphers"
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@ -6524,7 +6543,7 @@ run_pfs() {
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if [[ -n "$curves_offered" ]]; then
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"$WIDE" && outln
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pr_bold " Elliptic curves offered: "
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out_row_aligned_max_width "$curves_offered" " " $TERM_WIDTH pr_ecdh_curve_quality
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out_row_aligned_max_width_by_entry "$curves_offered" " " $TERM_WIDTH pr_ecdh_curve_quality
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outln
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fileout "ecdhe_curves" "INFO" "Elliptic curves offered $curves_offered"
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fi
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@ -10079,8 +10098,8 @@ run_beast(){
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! "$first" && out "$spaces"
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out "$(toupper $proto): "
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[[ -n "$higher_proto_supported" ]] && \
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out_row_aligned_max_width "$detected_cbc_ciphers" " " $TERM_WIDTH pr_svrty_low || \
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out_row_aligned_max_width "$detected_cbc_ciphers" " " $TERM_WIDTH pr_svrty_medium
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pr_svrty_low "$(out_row_aligned_max_width "$detected_cbc_ciphers" " " $TERM_WIDTH)" || \
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pr_svrty_medium "$(out_row_aligned_max_width "$detected_cbc_ciphers" " " $TERM_WIDTH)"
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outln
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detected_cbc_ciphers="" # empty for next round
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first=false
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@ -10417,7 +10436,7 @@ run_rc4() {
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fi
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fi
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done
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! "$WIDE" && out_row_aligned_max_width "$rc4_detected" " " $TERM_WIDTH pr_svrty_high
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! "$WIDE" && pr_svrty_high "$(out_row_aligned_max_width "$rc4_detected" " " $TERM_WIDTH)"
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outln
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"$WIDE" && pr_svrty_high "VULNERABLE (NOT ok)"
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fileout "rc4" "HIGH" "RC4: VULNERABLE, Detected ciphers: $rc4_detected" "$cve" "$cwe" "$hint"
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@ -11665,8 +11684,7 @@ display_rdns_etc() {
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further_ip_addrs+="$ip "
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fi
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done
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out_row_aligned_max_width "$further_ip_addrs" " $CORRECT_SPACES" $TERM_WIDTH out
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outln
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outln "$(out_row_aligned_max_width "$further_ip_addrs" " $CORRECT_SPACES" $TERM_WIDTH)"
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fi
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if "$LOCAL_A"; then
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outln " A record via $CORRECT_SPACES /etc/hosts "
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@ -11675,7 +11693,7 @@ display_rdns_etc() {
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fi
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if [[ -n "$rDNS" ]]; then
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out "$(printf " %-23s %s" "rDNS ($nodeip):")"
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out_row_aligned_max_width "$rDNS" " $CORRECT_SPACES" $TERM_WIDTH out
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out "$(out_row_aligned_max_width "$rDNS" " $CORRECT_SPACES" $TERM_WIDTH)"
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fi
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}
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