slack.sh: Ensure existence of secret service

slack.sh

@@ -9,4 +9,31 @@ then
     EXTRA_ARGS="${EXTRA_ARGS} --enable-wayland-ime --ozone-platform-hint=auto --wayland-text-input-version=3"
 fi
 
+# Check for the existence of the keyring before continuing, as the Slack token
+# is stored in a keyring, and when it cannot access the keyring it thinks the
+# session is destroyed and never tries the token from keyring again once it is
+# accessible. This can happen due to race in startup applications where the
+# secret service is provided by a non-DE program like keepassxc.
+#
+# If secret service exists, lookup for a non-existent entry fails silently.
+# But if it doesn't, there is an error printed.
+tries=3
+while (( $tries > 0 )); do
+    tries=$(( $tries - 1 ))
+    output=$(2>&1 secret-tool lookup anything_random_dont_use_this_key_fgd78gca6ft8wg9tr f7s8frslfjsdkfsfsgjfg)
+    if [[ "$output" == "" ]] || [[ $? == 0 ]]; then
+        break
+    fi
+
+    >&2 printf "Cannot access keyring! "
+
+    if (( $tries == 0 )); then
+        >&2 echo "Max tries exceeded, exiting."
+        exit 69  # UNAVAILABLE
+    fi
+
+    >&2 echo "Retrying after 5seconds..."
+    sleep 5
+done
+
 env TMPDIR=${XDG_CACHE_HOME} XDG_DOWNLOAD_DIR=$(xdg-user-dir DOWNLOAD) zypak-wrapper /app/extra/slack -s ${EXTRA_ARGS} "$@"