much better prompts

scripts/ssh-server-check.sh

@@ -15,6 +15,9 @@ GREEN_CHECK="\e[32m✔\e[0m"
 RED_X="\e[31m✗\e[0m"
 YELLOW_BANG="\e[33m!\e[0m"
 
+CREATE_USER_CA=0
+CREATE_HOST_CERT=0
+
 #
 # Function Definition
 #
@@ -32,30 +35,29 @@ ssh_config_val() {
     echo $(sshd -T 2>/dev/null | grep -i "^$field " | head -1 | awk '{print $2}')
 }
 
-prompt_user() {
-    local title="\e[1m${1:-Title}\e[0m"
+title_msg() {
+    local title="\e[1m${1:-Title}:\e[0m"
     local prompt="${2:-Prompt for the user}"
-    full_prompt_msg="$title: $prompt"
+    printf "%b %b" "$title" "$prompt"
+}
 
+prompt_user() {
+    full_prompt_msg="$(title_msg "${1}" "${2}")"
     echo -n -e "$YELLOW_BANG $full_prompt_msg"
     read -p " (y/n) " -n 1 -r
-    echo
 }
 
 update_prompt() {
     local icon="$1"
-    local msg="${2:-$full_prompt_msg}"
+    case $# in
+        1) msg="$full_prompt_msg $REPLY";;
+        2) msg="$2";;
+        3) msg="$(title_msg "${2}" "${3}")";;
+        *) msg="Too many arguments";;
+    esac
 
-    # \e[1A: Move up one line
-    # \r: Move to start of line
-    # \e[K: Clear to end of line
-    echo -en "\e[1A\r\e[K"
-
-    if [[ "$msg" != "$full_prompt_msg" ]]; then
+    echo -en "\r\e[K"
     echo -e "$icon $msg"
-    else
-        echo -e "$icon $msg  $REPLY"
-    fi
 }
 
 auto_update_prompt() {
@@ -125,27 +127,11 @@ check_ssh_config_files() {
     row_process "hostkey"
     row_process "hostcertificate"
     case "$status" in
-        missing)
-            prompt_user "SSH Host" "SSH host cert missing. Sign the ssh host cert?"
-            if [[ $REPLY =~ ^[Yy]$ ]]; then
-                sign_host_cert
-                update_prompt $GREEN_CHECK "Signed ssh host cert"
-            else
-                update_prompt $RED_X
-            fi
-            ;;
+        missing) CREATE_HOST_CERT=1;;
     esac
     row_process "trustedusercakeys"
     case "$status" in
-        missing)
-            prompt_user "User CA" "Created the trusted keys file?"
-            if [[ $REPLY =~ ^[Yy]$ ]]; then
-                (step ssh config --roots > "$path")
-                update_prompt $GREEN_CHECK "Created public key file for SSH user CA"
-            else
-                update_prompt $RED_X
-            fi
-            ;;
+        missing) CREATE_USER_CA=1;;
     esac
 }
 
@@ -216,6 +202,26 @@ check_cert_config "certs.conf"
 echo
 check_ssh_config_files
 
-echo
-echo "Host key fingerprint"
-ssh_fingerprint hostkey
+if [[ $CREATE_HOST_CERT -eq 1 ]]; then
+    prompt_user "SSH Host" "SSH host cert missing. Sign the ssh host cert?"
+    if [[ $REPLY =~ ^[Yy]$ ]]; then
+        update_prompt $YELLOW_BANG "Signing ssh host cert"
+        sign_host_cert
+    else
+        update_prompt $RED_X
+    fi
+fi
+
+# CREATE_USER_CA=1
+if [[ $CREATE_USER_CA -eq 1 ]]; then
+    prompt_user "User CA" "Create the trusted keys file?"
+    if [[ $REPLY =~ ^[Yy]$ ]]; then
+        (step ssh config --roots > "$path")
+        update_prompt $GREEN_CHECK "User CA" "Created the trusted keys file."
+    else
+        update_prompt $RED_X
+    fi
+fi
+
+echo -e "\n$SSH_HOST_CERT"
+ssh-keygen -Lf "$SSH_HOST_CERT" | grep "Public key" | sed 's/^ *//'