nvchecker: add idracadm7

.repo/nvchecker.toml

@@ -1497,6 +1497,10 @@ cmd = "./.repo/pkgver/samhain.sh"
 source = "cmd"
 cmd = "./.repo/pkgver/sendmail.sh"
 
+[idracadm7]
+source = "cmd"
+cmd = "./.repo/pkgver/idracadm7.sh"
+
 # git
 
 [pounce]

.repo/pkgver/idracadm7.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+set -e
+
+# check dependencies
+count=0
+for dependency in curl hxnormalize hxselect grep sed sort tail; do
+	if [ ! -x "$(command -v $dependency)" ]; then
+		echo "$dependency missing"
+		count=$((count+1))
+	fi
+done
+
+# exit script if any dependencies missing
+if [ $count -ne 0 ]; then
+	exit 1
+fi
+
+# upstream URL
+UPSTREAM_URL="https://linux.dell.com/repo/community/openmanage/index.html"
+
+# options to pass to cURL, including custom user agent
+USER_AGENT="omsa-version-checker/1.0 george@rawlinson.net.nz"
+CURL_OPTS=(--silent --user-agent "$USER_AGENT")
+
+curl "${CURL_OPTS[@]}" "$UPSTREAM_URL" | \
+	hxnormalize -x | \
+	hxselect -c 'td>center' -s '\n' | \
+	grep '^v.*' | \
+	grep --invert-match '*\|,' | \
+	sed 's/^v//' | \
+	sort -n | \
+	tail -n 1
+exit 0