timestamp the setup and installer logs

at some point, mysql disconnects the box code and it becomes hard to
debug without the timestamps

scripts/installer.sh

@@ -11,6 +11,10 @@ if [[ ${EUID} -ne 0 ]]; then
     exit 1
 fi
 
+function log() {
+  echo -e "$(date +'%Y-%m-%dT%H:%M:%S')" "==> installer: $1"
+}
+
 readonly user=yellowtent
 readonly box_src_dir=/home/${user}/box
 
@@ -23,9 +27,9 @@ readonly ubuntu_codename=$(lsb_release -cs)
 
 readonly is_update=$(systemctl is-active box && echo "yes" || echo "no")
 
-echo "==> installer: Updating from $(cat $box_src_dir/VERSION) to $(cat $box_src_tmp_dir/VERSION) <=="
+log "Updating from $(cat $box_src_dir/VERSION) to $(cat $box_src_tmp_dir/VERSION)"
 
-echo "==> installer: updating docker"
+log "updating docker"
 
 readonly docker_version=20.10.3
 if [[ $(docker version --format {{.Client.Version}}) != "${docker_version}" ]]; then
@@ -34,24 +38,24 @@ if [[ $(docker version --format {{.Client.Version}}) != "${docker_version}" ]];
     curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/docker-ce-cli_${docker_version}~3-0~ubuntu-${ubuntu_codename}_amd64.deb" -o /tmp/docker-ce-cli.deb
     curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/docker-ce_${docker_version}~3-0~ubuntu-${ubuntu_codename}_amd64.deb" -o /tmp/docker.deb
 
-    echo "==> installer: Waiting for all dpkg tasks to finish..."
+    log "Waiting for all dpkg tasks to finish..."
     while fuser /var/lib/dpkg/lock; do
         sleep 1
     done
 
     while ! dpkg --force-confold --configure -a; do
-        echo "==> installer: Failed to fix packages. Retry"
+        log "Failed to fix packages. Retry"
         sleep 1
     done
 
     # the latest docker might need newer packages
     while ! apt update -y; do
-        echo "==> installer: Failed to update packages. Retry"
+        log "Failed to update packages. Retry"
         sleep 1
     done
 
     while ! apt install -y /tmp/containerd.deb  /tmp/docker-ce-cli.deb /tmp/docker.deb; do
-        echo "==> installer: Failed to install docker. Retry"
+        log "Failed to install docker. Retry"
         sleep 1
     done
 
@@ -60,14 +64,14 @@ fi
 
 readonly nginx_version=$(nginx -v 2>&1)
 if [[ "${nginx_version}" != *"1.18."* ]]; then
-    echo "==> installer: installing nginx 1.18"
+    log "installing nginx 1.18"
     curl -sL http://nginx.org/packages/ubuntu/pool/nginx/n/nginx/nginx_1.18.0-2~${ubuntu_codename}_amd64.deb -o /tmp/nginx.deb
     # apt install with install deps (as opposed to dpkg -i)
     apt install -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" --force-yes /tmp/nginx.deb
     rm /tmp/nginx.deb
 fi
 
-echo "==> installer: updating node"
+log "updating node"
 readonly node_version=14.15.4
 if [[ "$(node --version)" != "v${node_version}" ]]; then
     mkdir -p /usr/local/node-${node_version}
@@ -85,31 +89,31 @@ for try in `seq 1 10`; do
     # however by default npm drops privileges for npm rebuild
     # https://docs.npmjs.com/misc/config#unsafe-perm
     if cd "${box_src_tmp_dir}" && npm rebuild --unsafe-perm; then break; fi
-    echo "==> installer: Failed to rebuild, trying again"
+    log "Failed to rebuild, trying again"
     sleep 5
 done
 
 if [[ ${try} -eq 10 ]]; then
-    echo "==> installer: npm rebuild failed, giving up"
+    log "npm rebuild failed, giving up"
     exit 4
 fi
 
-echo "==> installer: downloading new addon images"
+log "downloading new addon images"
 images=$(node -e "var i = require('${box_src_tmp_dir}/src/infra_version.js'); console.log(i.baseImages.map(function (x) { return x.tag; }).join(' '), Object.keys(i.images).map(function (x) { return i.images[x].tag; }).join(' '));")
 
-echo -e "\tPulling docker images: ${images}"
+log "\tPulling docker images: ${images}"
 for image in ${images}; do
     if ! docker pull "${image}"; then           # this pulls the image using the sha256
-        echo "==> installer: Could not pull ${image}"
+        log "Could not pull ${image}"
         exit 5
     fi
     if ! docker pull "${image%@sha256:*}"; then  # this will tag the image for readability
-        echo "==> installer: Could not pull ${image%@sha256:*}"
+        log "Could not pull ${image%@sha256:*}"
         exit 6
    fi
 done
 
-echo "==> installer: update cloudron-syslog"
+log "update cloudron-syslog"
 CLOUDRON_SYSLOG_DIR=/usr/local/cloudron-syslog
 CLOUDRON_SYSLOG="${CLOUDRON_SYSLOG_DIR}/bin/cloudron-syslog"
 CLOUDRON_SYSLOG_VERSION="1.0.3"
@@ -117,7 +121,7 @@ while [[ ! -f "${CLOUDRON_SYSLOG}" || "$(${CLOUDRON_SYSLOG} --version)" != ${CLO
     rm -rf "${CLOUDRON_SYSLOG_DIR}"
     mkdir -p "${CLOUDRON_SYSLOG_DIR}"
     if npm install --unsafe-perm -g --prefix "${CLOUDRON_SYSLOG_DIR}" cloudron-syslog@${CLOUDRON_SYSLOG_VERSION}; then break; fi
-    echo "===> installer: Failed to install cloudron-syslog, trying again"
+    log "Failed to install cloudron-syslog, trying again"
     sleep 5
 done
 
@@ -126,17 +130,17 @@ if ! id "${user}" 2>/dev/null; then
 fi
 
 if [[ "${is_update}" == "yes" ]]; then
-    echo "==> installer: stop box service for update"
+    log "stop box service for update"
     ${box_src_dir}/setup/stop.sh
 fi
 
 # ensure we are not inside the source directory, which we will remove now
 cd /root
 
-echo "==> installer: switching the box code"
+log "switching the box code"
 rm -rf "${box_src_dir}"
 mv "${box_src_tmp_dir}" "${box_src_dir}"
 chown -R "${user}:${user}" "${box_src_dir}"
 
-echo "==> installer: calling box setup script"
+log "calling box setup script"
 "${box_src_dir}/setup/start.sh"