chore: add startup workaround for SpeederPad (#203)

Author: mryel00

crowsnest

@@ -41,7 +41,7 @@ if [ "$#" -eq 0 ]; then
 fi
 
 ## Parse Args
-while getopts ":vhc:d" arg; do
+while getopts ":vhc:s:d" arg; do
     case "${arg}" in
         v )
             echo -e "\ncrowsnest Version: $(self_version)\n"
@@ -55,6 +55,15 @@ while getopts ":vhc:d" arg; do
             check_cfg "${OPTARG}"
             export CROWSNEST_CFG="${OPTARG}"
         ;;
+        s )
+            if [[ "$(awk '{print $1}' /proc/uptime | cut -d '.' -f 1)" -lt "120" ]]; then
+                if [[ "${OPTARG}" ]]; then
+                    sleep "${OPTARG}"
+                else
+                    sleep 5
+                fi
+            fi
+        ;;
         d )
             set -x
         ;;

libs/messages.sh

@@ -34,7 +34,8 @@ function help_msg {
     echo -e "\t crowsnest [Options]"
     echo -e "\n\t\t-h Prints this help."
     echo -e "\n\t\t-v Prints Version of crowsnest."
-    echo -e "\n\t\t-c </path/to/configfile>\n\t\t\tPath to your webcam.conf\n"
+    echo -e "\n\t\t-c </path/to/configfile>\n\t\t\tPath to your webcam.conf"
+    echo -e "\n\t\t-s <sleep_seconds>\n\t\t\tDelay start \(in seconds\) after boot\n"
 }
 
 function deprecated_msg_1 {

tools/install.sh

@@ -123,6 +123,12 @@ main() {
         status_msg "Install environment file ..." "1"
     fi
 
+    if [[ "$(is_speederpad)" = "1" ]]; then
+        msg "\nSpeederpad detected!"
+        msg "Add startup delay to environment file ...\n"
+        add_sleep_to_crowsnest_env
+    fi
+
     if install_logrotate_conf; then
         status_msg "Install logrotate configuration ..." "0"
     else

tools/libs/core.sh

@@ -66,6 +66,15 @@ is_ubuntu_arm() {
     fi
 }
 
+is_speederpad() {
+    if grep -q "Ubuntu 20.04." /etc/os-release &&
+    [[ "$(uname -rm)" = "4.9.191 aarch64" ]]; then
+        echo "1"
+    else
+        echo "0"
+    fi
+}
+
 test_load_module() {
     if modprobe -n "${1}" &> /dev/null; then
         echo 1
@@ -189,6 +198,15 @@ install_service_file() {
     grep -q "${BASE_USER}" "${target_dir}/crowsnest.service" || return 1
 }
 
+add_sleep_to_crowsnest_env() {
+    local service_file
+    env_file="${CROWSNEST_ENV_PATH}/crowsnest.env"
+
+    if [[ -f "${env_file}" ]]; then
+        sed -i 's/\(CROWSNEST_ARGS="[^"]*\)"/\1 -s"/' "${env_file}"
+    fi
+}
+
 install_env_file() {
     local env_file env_target
     env_file="${PWD}/resources/crowsnest.env"