chore: refactor camera-streamer build conditions (#201)

Author: mryel00

tools/install.sh

@@ -49,20 +49,11 @@ main() {
 
     [[ -n "${BASE_USER}" ]] || BASE_USER="${SUDO_USER}"
 
-
     if [[ "$(is_buster)" = "1" ]]; then
         not_supported_msg
         exit 1
     fi
 
-    if [[ "$(is_raspbian)" = "1" ]]; then
-        link_pkglist_rpi
-    fi
-
-    if [[ "$(is_raspbian)" = "0" ]]; then
-        link_pkglist_generic
-    fi
-
     welcome_msg
 
     msg "Running apt-get update first ...\n"
@@ -72,6 +63,30 @@ main() {
         status_msg "Running apt-get update first ..." "1"
     fi
 
+    if [[ "${CROWSNEST_UNATTENDED}" != "1" ]]; then
+        msg "Doing some tests ...\n"
+        if shallow_cs_dependencies_check; then
+            CN_INSTALL_CS="1"
+        else
+            CN_INSTALL_CS="0"
+        fi
+        status_msg "Doing some tests ..." "0"
+    else
+        if [[ "$(is_raspbian)" = "1" ]]; then
+            CN_INSTALL_CS="1"
+        else
+            CN_INSTALL_CS="0"
+        fi
+    fi
+
+    if [[ "${CN_INSTALL_CS}" = "1" ]]; then
+        msg "Installing with camera-streamer ...\n"
+        link_pkglist_rpi
+    else
+        msg "Installing without camera-streamer ...\n"
+        link_pkglist_generic
+    fi
+
     source_pkglist_file
     msg "Installing dependencies ...\n"
     if install_dependencies ;then
@@ -128,9 +143,9 @@ main() {
 
     add_group_video
 
-    if [[ "$(is_bookworm)" = "1" ]]; then
-        msg "Bookworm detected!"
-        msg "Using main branch of camera-streamer for Bookworm..."
+    if [[ "$(is_bookworm)" = "1" ]] && [[ "${CN_INSTALL_CS}" = "1" ]]; then
+        msg "\nBookworm detected!"
+        msg "Using main branch of camera-streamer for Bookworm ...\n"
         CROWSNEST_CAMERA_STREAMER_REPO_BRANCH="main"
     fi
 

tools/libs/build_apps.sh

@@ -44,11 +44,10 @@ build_apps() {
     msg "Cloning ustreamer repository ..."
     clone_ustreamer
     ## Detect Image build for Raspberrys
-    if [[ "$(is_raspbian)" = "1" ]]; then
+    if [[ "${CN_INSTALL_CS}" = "1" ]]; then
         msg "Cloning camera-streamer repository ..."
         clone_cstreamer
-    fi
-    if [[ "$(is_raspbian)" = "0" ]]; then
+    else
         msg "Install of camera-streamer skipped, only supported on Raspberry SBC's! ... "
     fi
     sudo -u "${BASE_USER}" "${PWD}"/bin/build.sh --build

tools/libs/core.sh

@@ -48,6 +48,74 @@ is_raspbian() {
     fi
 }
 
+is_raspberry_pi() {
+    if [[ -f /proc/device-tree/model ]] &&
+    grep -q "Raspberry" /proc/device-tree/model; then
+        echo "1"
+    else
+        echo "0"
+    fi
+}
+
+is_ubuntu_arm() {
+    if [[ "$(is_raspberry_pi)" = "1" ]] &&
+    grep -q "ubuntu" /etc/os-release; then
+        echo "1"
+    else
+        echo "0"
+    fi
+}
+
+test_load_module() {
+    if modprobe -n "${1}" &> /dev/null; then
+        echo 1
+    else
+        echo 0
+    fi
+}
+
+shallow_cs_dependencies_check() {
+    msg "Checking for camera-streamer dependencies ...\n"
+
+    msg "Checking if device is a Raspberry Pi ...\n"
+    if [[ "$(is_raspberry_pi)" = "0" ]]; then
+        status_msg "Checking if device is a Raspberry Pi ..." "3"
+        msg "This device is not a Raspberry Pi therefore camera-streeamer cannot be installed ..."
+        return 1
+    fi
+    status_msg "Checking if device is a Raspberry Pi ..." "0"
+
+    msg "Checking if device is not running Ubuntu ...\n"
+    if [[ "$(is_ubuntu_arm)" = "1" ]]; then
+        status_msg "Checking if device is not running Ubuntu ..." "3"
+        msg "This device is running Ubuntu therefore camera-streeamer cannot be installed ..."
+        return 1
+    fi
+    status_msg "Checking if device is not running Ubuntu ..." "0"
+
+    msg "Checking for required kernel module ...\n"
+    SHALLOW_CHECK_MODULESLIST="bcm2835_codec"
+    if [[ "$(test_load_module ${SHALLOW_CHECK_MODULESLIST})" = "0" ]]; then
+        status_msg "Checking for required kernel module ..." "3"
+        msg "Not all required kernel modules for camera-streamer can be loaded ..."
+        return 1
+    fi
+    status_msg "Checking for required kernel module ..." "0"
+
+    msg "Checking for required packages ...\n"
+    # Update the number below if you update SHALLOW_CHECK_PKGLIST
+    SHALLOW_CHECK_PKGLIST="^(libavformat-dev|libavutil-dev|libavcodec-dev|liblivemedia-dev|libcamera-dev|libcamera-apps-lite)$"
+    if [[ $(apt-cache search --names-only "${SHALLOW_CHECK_PKGLIST}" | wc -l) -lt 6 ]]; then
+        status_msg "Checking for required packages ..." "3"
+        msg "Not all required packages for camera-streamer can be installed ..."
+        return 1
+    fi
+    status_msg "Checking for required packages ..." "0"
+
+    status_msg "Checking for camera-streamer dependencies ..." "0"
+    return 0
+}
+
 link_pkglist_rpi() {
     sudo -u "${BASE_USER}" ln -sf "${SRC_DIR}/libs/pkglist-rpi.sh" "${SRC_DIR}/pkglist.sh" &> /dev/null || return 1
 }

tools/libs/messages.sh

@@ -44,6 +44,9 @@ status_msg() {
     if [[ "${status}" == "2" ]]; then
         echo -e "${msg} [\e[33mSKIPPED\e[0m]"
     fi
+    if [[ "${status}" == "3" ]]; then
+        echo -e "${msg} [\e[33mFAILED\e[0m]"
+    fi
 }
 
 not_as_root_msg() {

tools/libs/pkglist-rpi.sh

@@ -22,5 +22,6 @@ PKGLIST="git crudini bsdutils findutils v4l-utils curl"
 ### Ustreamer Dependencies
 PKGLIST="${PKGLIST} build-essential libevent-dev libjpeg-dev libbsd-dev"
 ### Camera-Streamer Dependencies
+### If you change something below, also have a look at tools/libs/core.sh->shallow_cs_dependencies_check
 PKGLIST="${PKGLIST} cmake libavformat-dev libavutil-dev libavcodec-dev libcamera-dev libcamera-apps-lite"
 PKGLIST="${PKGLIST} liblivemedia-dev pkg-config xxd build-essential cmake libssl-dev"