Refactor Asterisk installation process

Refactor Asterisk installation script to fetch versions directly from Asterisk download URLs and streamline dependency installation.

Author: MickLesk

install/asterisk-install.sh

@@ -13,33 +13,33 @@ setting_up_container
 network_check
 update_os
 
-ASTERISK_VERSIONS_URL="https://www.asterisk.org/downloads/asterisk/all-asterisk-versions/"
-html=$(curl -fsSL "$ASTERISK_VERSIONS_URL")
-
-LTS_VERSION=""
-for major in 20 22 24 26; do
-  block=$(echo "$html" | awk "/Asterisk $major - LTS/,/<ul>/" || true)
-  ver=$(echo "$block" | grep -oE 'Download Latest - [0-9]+\.[0-9]+(\.[0-9]+)?' | head -n1 | sed -E 's/.* - //' || true)
-  if [ -n "$ver" ]; then
-    LTS_VERSION="$LTS_VERSION $ver"
-  fi
-  unset ver block
-done
-LTS_VERSION=$(echo "$LTS_VERSION" | xargs | tr ' ' '\n' | sort -V | tail -n1)
-
-STD_VERSION=""
-for major in 21 23 25 27; do
-  block=$(echo "$html" | grep -A 20 "Asterisk $major</h3>" | head -n 20 || true)
-  ver=$(echo "$block" | grep -oE 'Download (Latest - )?'"$major"'\.[0-9]+\.[0-9]+' | head -n1 | sed -E 's/Download (Latest - )?//' || true)
-  if [ -n "$ver" ]; then
-    STD_VERSION="$STD_VERSION $ver"
-  fi
-  unset ver block
-done
-STD_VERSION=$(echo "$STD_VERSION" | xargs | tr ' ' '\n' | sort -V | tail -n1)
+msg_info "Installing Dependencies"
+$STD apt install -y \
+  libsrtp2-dev \
+  build-essential \
+  libedit-dev \
+  uuid-dev \
+  libjansson-dev \
+  libxml2-dev \
+  libsqlite3-dev
+msg_ok "Installed Dependencies"
 
-cert_block=$(echo "$html" | awk '/Certified Asterisk/,/<ul>/')
-CERT_VERSION=$(echo "$cert_block" | grep -oE 'Download Latest - [0-9]+\.[0-9]+-cert[0-9]+' | head -n1 | sed -E 's/.* - //' || true)
+msg_info "Fetching Asterisk Versions"
+ASTERISK_LIST=$(curl -fsSL https://downloads.asterisk.org/pub/telephony/asterisk/ \
+  | grep -oE 'asterisk-[0-9]+\.[0-9]+\.[0-9]+\.tar\.gz' \
+  | sed 's/asterisk-//' \
+  | sed 's/\.tar\.gz//' \
+  | sort -V)
+# LTS: Major 20, 22, 24, 26
+LTS_VERSION=$(echo "$ASTERISK_LIST" | grep -E '^2(0|2|4|6)\.' | tail -n1 || true)
+# Standard: Major 21, 23, 25, 27
+STD_VERSION=$(echo "$ASTERISK_LIST" | grep -E '^2(1|3|5|7)\.' | tail -n1 || true)
+CERT_VERSION=$(curl -fsSL https://downloads.asterisk.org/pub/telephony/certified-asterisk/ \
+  | grep -oE 'asterisk-certified-[0-9]+\.[0-9]+-cert[0-9]+\.tar\.gz' \
+  | sed -E 's/asterisk-certified-//' \
+  | sed -E 's/\.tar\.gz//' \
+  | sort -V | tail -n1 || true)
+msg_ok "Fetched Versions"
 
 cat <<EOF
 Choose Asterisk version to install:
@@ -51,38 +51,27 @@ read -rp "Enter choice [1-3]: " ASTERISK_CHOICE
 
 CERTIFIED=0
 case "$ASTERISK_CHOICE" in
-2)
-  ASTERISK_VERSION="$LTS_VERSION"
-  ;;
-3)
-  ASTERISK_VERSION="$CERT_VERSION"
-  CERTIFIED=1
-  ;;
-*)
-  ASTERISK_VERSION="$STD_VERSION"
-  ;;
+  2)
+    ASTERISK_VERSION="$LTS_VERSION"
+    ;;
+  3)
+    ASTERISK_VERSION="$CERT_VERSION"
+    CERTIFIED=1
+    ;;
+  *)
+    ASTERISK_VERSION="$STD_VERSION"
+    ;;
 esac
 
 if [[ "$CERTIFIED" == "1" ]]; then
-  RELEASE="certified-asterisk-${ASTERISK_VERSION}.tar.gz"
+  RELEASE="asterisk-certified-${ASTERISK_VERSION}.tar.gz"
   DOWNLOAD_URL="https://downloads.asterisk.org/pub/telephony/certified-asterisk/$RELEASE"
 else
   RELEASE="asterisk-${ASTERISK_VERSION}.tar.gz"
   DOWNLOAD_URL="https://downloads.asterisk.org/pub/telephony/asterisk/$RELEASE"
 fi
 
-msg_info "Installing Dependencies"
-$STD apt install -y \
-  libsrtp2-dev \
-  build-essential \
-  libedit-dev \
-  uuid-dev \
-  libjansson-dev \
-  libxml2-dev \
-  libsqlite3-dev
-msg_ok "Installed Dependencies"
-
-msg_info "Downloading Asterisk"
+msg_info "Downloading Asterisk ($RELEASE)"
 temp_file=$(mktemp)
 curl -fsSL "$DOWNLOAD_URL" -o "$temp_file"
 mkdir -p /opt/asterisk
@@ -107,4 +96,3 @@ msg_ok "Installed Asterisk"
 motd_ssh
 customize
 cleanup_lxc
-