Technitium DNS: read the version from its GitHub releases

The version came from scraping technitium.com, which failed for some hosts ("Command substitution exited with status 1", 6 runs on 4 hosts in three days) and has no rate-limit fallback. The GitHub release carries the same version and goes through the engine's release lookup.

CHANGELOG.md

@@ -581,10 +581,12 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 
 ### 💾 Core
 
-  - feat: add var_cmode to set the container console mode [@MickLesk](https://github.com/MickLesk) ([core#180](https://github.com/community-scripts/core/pull/180))
-- fix: restore npm when an interrupted update left it behind [@MickLesk](https://github.com/MickLesk) ([core#189](https://github.com/community-scripts/core/pull/189))
-- feat: find the assets of a renamed GitHub repo without the API [@MickLesk](https://github.com/MickLesk) ([core#188](https://github.com/community-scripts/core/pull/188))
+  - fix: pve-LXC: say when the container went away during its setup [@MickLesk](https://github.com/MickLesk) ([core#192](https://github.com/community-scripts/core/pull/192))
+- fix: treat Esc in a VM wizard dialog as leaving the script [@MickLesk](https://github.com/MickLesk) ([core#190](https://github.com/community-scripts/core/pull/190))
 - ref: count a container stopped during a detached install as an abort [@MickLesk](https://github.com/MickLesk) ([core#187](https://github.com/community-scripts/core/pull/187))
+- feat: find the assets of a renamed GitHub repo without the API [@MickLesk](https://github.com/MickLesk) ([core#188](https://github.com/community-scripts/core/pull/188))
+- fix: restore npm when an interrupted update left it behind [@MickLesk](https://github.com/MickLesk) ([core#189](https://github.com/community-scripts/core/pull/189))
+- feat: add var_cmode to set the container console mode [@MickLesk](https://github.com/MickLesk) ([core#180](https://github.com/community-scripts/core/pull/180))
 
 ## 2026-11-02
 

ct/technitiumdns.sh

@@ -47,7 +47,7 @@ function update_script() {
     $STD apt install -y aspnetcore-runtime-10.0
   fi
 
-  RELEASE=$(curl -fsSL https://technitium.com/dns/ | grep -oP 'Version \K[\d.]+')
+  RELEASE=$(get_latest_github_release "TechnitiumSoftware/DnsServer")
   if [[ ! -f ~/.technitium || ${RELEASE} != "$(cat ~/.technitium 2>/dev/null)" ]]; then
     fetch_and_deploy_from_url "https://download.technitium.com/dns/DnsServerPortable.tar.gz" /opt/technitium/dns
     echo "${RELEASE}" >~/.technitium

install/technitiumdns-install.sh

@@ -23,7 +23,7 @@ setup_deb822_repo \
 $STD apt install -y aspnetcore-runtime-10.0
 msg_ok "Installed Dependencies"
 
-RELEASE=$(curl -fsSL https://technitium.com/dns/ | grep -oP 'Version \K[\d.]+')
+RELEASE=$(get_latest_github_release "TechnitiumSoftware/DnsServer")
 fetch_and_deploy_from_url "https://download.technitium.com/dns/DnsServerPortable.tar.gz" /opt/technitium/dns
 echo "${RELEASE}" >~/.technitium
 

vm/almalinux-vm.sh

@@ -24,9 +24,18 @@ THIN="discard=on,ssd=1,"
 set -e
 trap 'error_handler $LINENO "$BASH_COMMAND"' ERR
 trap cleanup EXIT
-trap 'post_update_to_api "failed" "130"' SIGINT
-trap 'post_update_to_api "failed" "143"' SIGTERM
-trap 'post_update_to_api "failed" "129"; exit 129' SIGHUP
+trap 'post_update_to_api "failed" "INTERRUPTED"' SIGINT
+trap 'post_update_to_api "failed" "TERMINATED"' SIGTERM
+
+function error_handler() {
+  local exit_code="$?"
+  local line_number="$1"
+  local command="$2"
+  local error_message="${RD}[ERROR]${CL} in line ${RD}$line_number${CL}: exit code ${RD}$exit_code${CL}: while executing command ${YW}$command${CL}"
+  post_update_to_api "failed" "${command}"
+  echo -e "\n$error_message\n"
+  cleanup_vmid
+}
 
 TEMP_DIR=$(mktemp -d)
 pushd "$TEMP_DIR" >/dev/null
@@ -117,6 +126,16 @@ post_to_api_vm
 
 vm_select_storage "$HN"
 
+# ==============================================================================
+# PREREQUISITES
+# ==============================================================================
+if ! command -v virt-customize &>/dev/null; then
+  msg_info "Installing libguestfs-tools"
+  $STD apt-get update
+  $STD apt-get install -y libguestfs-tools
+  msg_ok "Installed libguestfs-tools"
+fi
+
 msg_info "Retrieving the URL for the ${APP} Qcow2 Disk Image"
 ALMA_ARCH="$(vm_arch_resolve x86_64 aarch64)"
 URL="https://repo.almalinux.org/almalinux/${var_version}/cloud/${ALMA_ARCH}/images/AlmaLinux-${var_version}-GenericCloud-latest.${ALMA_ARCH}.qcow2"