Added ctrl_c function to trap user installation interruptions

[osm/devops.git] / installers / full_install_osm.sh

diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index 3447de1..d811382 100755 (executable)
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -139,6 +139,20 @@ function generate_secret() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
 
+function check_packages() {
+    NEEDED_PACKAGES="$1"
+    echo -e "Checking required packages: ${NEEDED_PACKAGES}"
+    for PACKAGE in ${NEEDED_PACKAGES} ; do
+        dpkg -L ${PACKAGE} &>/dev/null
+        if [ $? -ne 0 ]; then
+            echo -e "Package ${PACKAGE} is not installed. Updating apt"
+            sudo apt-get update
+            sudo apt-get install -y ${PACKAGE} || FATAL "failed to install ${PACKAGE}"
+        fi
+    done
+    echo -e "Required packages are present: ${NEEDED_PACKAGES}"
+}
+
 function install_lxd() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
     # Apply sysctl production values for optimal performance
@@ -613,6 +627,10 @@ EOF"
 
 function install_osm() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+
+    trap ctrl_c INT
+    track start release $RELEASE none none docker_tag $OSM_DOCKER_TAG none none installation_type $OSM_INSTALLATION_TYPE none none
+
     track checks checkingroot_ok
     [ "$USER" == "root" ] && FATAL "You are running the installer as root. The installer is prepared to be executed as a normal user with sudo privileges."
     track checks noroot_ok
@@ -633,7 +651,7 @@ function install_osm() {
     DEFAULT_IF=$(ip route list|awk '$1=="default" {print $5; exit}')
     [ -z "$DEFAULT_IF" ] && DEFAULT_IF=$(route -n |awk '$1~/^0.0.0.0/ {print $8; exit}')
     [ -z "$DEFAULT_IF" ] && FATAL "Not possible to determine the interface with the default route 0.0.0.0"
-    DEFAULT_IP=`ip -o -4 a s ${DEFAULT_IF} |awk '{split($4,a,"/"); print a[1]}'`
+    DEFAULT_IP=`ip -o -4 a s ${DEFAULT_IF} |awk '{split($4,a,"/"); print a[1]; exit}'`
     [ -z "$DEFAULT_IP" ] && FATAL "Not possible to determine the IP address of the interface with the default route"
 
     # configure apt proxy
@@ -641,16 +659,7 @@ function install_osm() {
 
     # if no host is passed in, we need to install lxd/juju, unless explicilty asked not to
     if [ -z "$OSM_VCA_HOST" ] && [ -z "$INSTALL_NOLXD" ] && [ -z "$LXD_CLOUD_FILE" ]; then
-        need_packages_lw="snapd"
-        echo -e "Checking required packages: $need_packages_lw"
-        dpkg -l $need_packages_lw &>/dev/null \
-          || ! echo -e "One or several required packages are not installed. Updating apt cache requires root privileges." \
-          || sudo apt-get update \
-          || FATAL "failed to run apt-get update"
-        dpkg -l $need_packages_lw &>/dev/null \
-          || ! echo -e "Installing $need_packages_lw requires root privileges." \
-          || sudo apt-get install -y $need_packages_lw \
-          || FATAL "failed to install $need_packages_lw"
+        check_packages "snapd"
         install_lxd
     fi
 
@@ -857,6 +866,13 @@ function parse_docker_registry_url() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
 
+function ctrl_c() {
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+    echo "** Trapped CTRL-C"
+    FATAL "User stopped the installation"
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
 LXD_VERSION=4.0
 JUJU_VERSION=2.9
 JUJU_AGENT_VERSION=2.9.17
@@ -1138,17 +1154,8 @@ fi
 # if develop, we force master
 [ -z "$COMMIT_ID" ] && [ -n "$DEVELOP" ] && COMMIT_ID="master"
 
-need_packages="git wget curl tar"
-
-echo -e "Checking required packages: $need_packages"
-dpkg -l $need_packages &>/dev/null \
-  || ! echo -e "One or several required packages are not installed. Updating apt cache requires root privileges." \
-  || sudo apt-get update \
-  || FATAL "failed to run apt-get update"
-dpkg -l $need_packages &>/dev/null \
-  || ! echo -e "Installing $need_packages requires root privileges." \
-  || sudo apt-get install -y $need_packages \
-  || FATAL "failed to install $need_packages"
+check_packages "git wget curl tar"
+
 sudo snap install jq
 if [ -z "$OSM_DEVOPS" ]; then
     if [ -n "$TEST_INSTALLER" ]; then
@@ -1183,10 +1190,6 @@ OSM_K8S_WORK_DIR="$OSM_DOCKER_WORK_DIR/osm_pods" && OSM_NAMESPACE_VOL="${OSM_HOS
 #Installation starts here
 wget -q -O- https://osm-download.etsi.org/ftp/osm-11.0-eleven/README.txt &> /dev/null
 export OSM_TRACK_INSTALLATION_ID="$(date +%s)-$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16)"
-
-track start release $RELEASE none none docker_tag $OSM_DOCKER_TAG none none installation_type $OSM_INSTALLATION_TYPE none none
-
 install_osm
 echo -e "\nDONE"
 exit 0
-