error message for cert renewal

scripts/ssh-client.sh

@@ -33,7 +33,7 @@ title_msg() {
 prompt_user() {
     full_prompt_msg="$(title_msg "${1}" "${2}")"
     echo -n -e "$MAGENTA_QUESTION $full_prompt_msg"
-    read -p " (y/n) " -n 1 -r
+    read -p " (y/n) " -r
 }
 
 update_prompt() {
@@ -50,40 +50,72 @@ update_prompt() {
 }
 
 reupdate_prompt() {
+    # echo -en "$UP_ONE_LINE"
     echo -en "$UP_ONE_LINE"
     update_prompt "$@"
 }
 
+icon_msg() {
+    local icon="$1"
+    echo -en "$icon "
+    title_msg "${@:2}"
+}
+
+success_msg() {
+    icon_msg "${GREEN_CHECK}" "$@"
+}
+
+warn_msg() {
+    icon_msg "${YELLOW_BANG}" "$@"
+}
+
+check_user_private_key() {
+    if [[ -e "$SSH_USER_KEY" ]]; then
+        success_msg "SSH User" "Private key: $SSH_USER_KEY"
+    else
+        prompt_user "SSH User" "Private key missing: ${SSH_USER_KEY}. Create?"
+        if [[ $REPLY =~ ^[Yy]$ ]]; then
+            reupdate_prompt $YELLOW_BANG "SSH User" "Creating private key"
+            ERROR_MSG=$(ssh-keygen -t ed25519 -f "$SSH_USER_KEY" -N "" 2>&1)
+            if [[ $? -eq 0 ]]; then
+                reupdate_prompt $GREEN_CHECK "SSH User" "Created private key: ${SSH_USER_KEY}"
+            else
+                reupdate_prompt $RED_X "SSH User" "Failed to create key: ${SSH_USER_KEY}"
+                echo -e "Error: $ERROR_MSG"
+            fi
+        elif [[ $REPLY =~ ^[Nn]$ ]]; then
+            reupdate_prompt $YELLOW_BANG "SSH User" "Continuing without private key"
+        fi
+    fi
+}
+
+check_user_cert() {
+    if [[ -e "$SSH_USER_CERT" ]]; then
+        success_msg "SSH User" "Certificate: $SSH_USER_CERT"
+    else
+        prompt_user "SSH User" "Cert missing. Renew cert?"
+        if [[ $REPLY =~ ^[Yy]$ ]]; then
+            if renew_user_cert; then
+                update_prompt $GREEN_CHECK "SSH User" "Renewed cert"
+            else
+                update_prompt $RED_X "SSH User" "Failed to renew cert"
+            fi
+        elif [[ $REPLY =~ ^[Nn]$ ]]; then
+            reupdate_prompt $RED_X "SSH User" "Declined to renew cert"
+        fi
+    fi
+}
 
 renew_user_cert() {
     step ssh certificate --sign \
         --principal root --principal john \
         --provisioner admin \
-        john@john-pc-ubuntu ~/.ssh/id_ed25519.pub
+        john@john-pc-ubuntu ~/.ssh/id_ed25519.pub < /dev/tty
 }
 
 #
 # Run Process
 #
 
-if [[ ! -e "$SSH_USER_KEY" ]]; then
+check_user_private_key
-    prompt_user "SSH User" "Private key missing: ${SSH_USER_KEY}. Create?"
+check_user_cert
-    if [[ $REPLY =~ ^[Yy]$ ]]; then
-        update_prompt $YELLOW_BANG "SSH User" "Creating private key"
-        sleep 0.5
-        reupdate_prompt $GREEN_CHECK "SSH User" "Created private key: ${SSH_USER_KEY}"
-    fi
-fi
-
-prompt_user "SSH User" "Cert missing. Renew cert?"
-if [[ $REPLY =~ ^[Yy]$ ]]; then
-    # update_prompt $YELLOW_BANG "SSH User" "Renewing cert"
-    # sleep 0.25
-    renew_user_cert
-    if [[ $? -eq 0 ]]; then
-        update_prompt $GREEN_CHECK "SSH User" "Renewed cert"
-    else
-        update_prompt $RED_X "SSH User" "Failed to renew cert"
-    fi
-    echo
-fi