Check global env variables at beginning of init scripts

Close #58
neuronalmotion · Apr 21, 2017 · 03f8bcd1daab8bbaf373b8ee3460d6d52ef62dfd · 03f8bcd
1 parent f59fc63
commit 03f8bcd1daab8bbaf373b8ee3460d6d52ef62dfd
Unified Split

Showing with 59 additions and 12 deletions.

+2 −0 deploy-qtrpi.sh

+4 −0 init-qtrpi-full.sh

+2 −0 init-qtrpi-minimal.sh

+51 −12 utils/common.sh
diff --git a/deploy-qtrpi.sh b/deploy-qtrpi.sh
@@ -3,6 +3,8 @@
 source ${0%/*}/utils/common.sh
 OUTPUT_DIR=$ROOT/raspi/qt5pi

+check_env_vars
+
 cd_root

 function usage() {
diff --git a/init-qtrpi-full.sh b/init-qtrpi-full.sh
@@ -1,5 +1,7 @@
 #!/bin/bash

+source ${0%/*}/utils/common.sh
+
 function usage() {
    cat <<EOF
 Usage: $0 [options]
@@ -34,6 +36,8 @@ if [[ $NO_QUESTIONS ]]; then
    RASPBIAN_ARG='--no-download'
 fi

+check_env_vars
+
 cd utils
 ./init-common.sh
 ./synchronize-toolchain.sh
diff --git a/init-qtrpi-minimal.sh b/init-qtrpi-minimal.sh
@@ -2,6 +2,8 @@

 source ${0%/*}/utils/common.sh

+check_env_vars
+
 # prepare environment
 $UTILS_DIR/init-common.sh
 $UTILS_DIR/synchronize-toolchain.sh
diff --git a/utils/common.sh b/utils/common.sh
@@ -5,6 +5,18 @@
 # (the directory of the calling script is assumed to be the same as common.sh)
 ###############################################################################

+function message() {
+    echo
+    echo '--------------------------------------------------------------------'
+    echo $1
+    echo '--------------------------------------------------------------------'
+}
+
+function exit_error() {
+    echo -e $1
+    exit -1
+}
+
 function device_name() {
    case $1 in
        'linux-rasp-pi-g++') NAME='rpi1' ;;
@@ -14,6 +26,45 @@ function device_name() {
    echo $NAME
 }

+validate_var_qtrpi_qt_version() {
+    for VERSION in '5.6.2' '5.7.0'; do
+        if [[ "$QTRPI_QT_VERSION" == "$VERSION" ]]; then
+            VALID=true
+        fi
+    done
+
+    if [[ ! $VALID ]]; then
+        exit_error "Invalid QTRPI_QT_VERSION value ($QTRPI_QT_VERSION). Supported values: \n- 5.6.2 \n- 5.7.0"
+    fi
+}
+
+validate_var_qtrpi_target_device() {
+    NAME=$(device_name $QTRPI_TARGET_DEVICE)
+
+    if [[ ! $NAME ]]; then
+        exit_error "Invalid QTRPI_TARGET_DEVICE value ($QTRPI_TARGET_DEVICE). Supported values: \n- linux-rasp-pi-g++ \n- linux-rasp-pi2-g++ \n- linux-rpi3-g++"
+    fi
+}
+
+validate_var_qtrpi_target_host() {
+    TARGET_USER=$(echo $QTRPI_TARGET_HOST | cut -d@ -f1)
+
+    if [[ "$TARGET_USER" == "$QTRPI_TARGET_HOST" ]] ; then
+        exit_error "Invalid QTRPI_TARGET_HOST value ($QTRPI_TARGET_HOST). Supported value should have the format 'user@ip-address' (e.g. pi@192.168.0.42)."
+    fi
+}
+
+check_env_vars() {
+    : "${QTRPI_QT_VERSION:?Invalid environment variable, please export QTRPI_QT_VERSION.}"
+    : "${QTRPI_TARGET_DEVICE:?Invalid environment variable: please export QTRPI_TARGET_DEVICE.}"
+    : "${QTRPI_TARGET_HOST:?Invalid environment variable: please export QTRPI_TARGET_HOST.}"
+
+    validate_var_qtrpi_qt_version
+    validate_var_qtrpi_target_device
+    validate_var_qtrpi_target_host
+    
+}
+

 ROOT=${QTRPI_ROOT-/opt/qtrpi}
 TARGET_DEVICE=${QTRPI_TARGET_DEVICE-'linux-rasp-pi2-g++'}
@@ -43,18 +94,6 @@ fi
 # exclude new lines from array
 readarray -t QT_MODULES < $(realpath $UTILS_DIR/../)/qt-modules.txt

-function message() {
-    echo
-    echo '--------------------------------------------------------------------'
-    echo $1
-    echo '--------------------------------------------------------------------'
-}
-
-function exit_error() {
-    echo $1
-    exit -1
-}
-
 function cd_root() {
    if [[ ! -d $ROOT ]]; then
        exit_error "$ROOT directory does not exist. Please initialize it."