server-info-collect

#!/bin/bash

set -euo pipefail

SYSCONFIG=/etc/sysconfig/network-scripts/
TMPDIR="$1"

prepare() {
	mkdir -p $TMPDIR/ethtool/{g,i,c} $TMPDIR/network-scripts/
}

server_info() {
	cat /proc/interrupts > $TMPDIR/interrupts
	cat /proc/meminfo > $TMPDIR/meminfo
	cat /proc/cpuinfo > $TMPDIR/cpuinfo
	cat /proc/scsi/scsi > $TMPDIR/scsi 2>/dev/null || true
	LANG= lsblk -d --output=NAME,MODEL > $TMPDIR/lsblk_models
	LANG= lsblk -nlb --output SIZE,MOUNTPOINT,NAME > $TMPDIR/lsblk_sizes
	if ! LANG= lspci 2>/dev/null > $TMPDIR/lspci; then
		echo "Consider install lspci" >&2
		echo "	yum -y install pciutils" >&2
	fi
	LANG= lscpu > $TMPDIR/lscpu_info
	LANG= lscpu -p | grep -v '^#' | awk -F ',' '{print $1" "$3}' > $TMPDIR/lscpu_layout
	if ! LANG= dmidecode --type memory 2>/dev/null > $TMPDIR/dmidecode; then
		echo "Consider installing dmidecode:" >&2
		echo "	yum -y install dmidecode" >&2
	fi
	fgrep -H '' /sys/block/*/queue/rotational | egrep -v '[0-9]+/' >  $TMPDIR/disks_types || true
}

network_info() {
	local netdev action
	MIRRORCONF_CR7=/usr/local/Reductor/userinfo/mirror_info.conf
	MIRRORCONF_CR8_INCHROOT="/cfg/userinfo/mirror_info.conf"
	MIRRORCONF_CR8_OUTCHROOT="/app/reductor/$MIRRORCONF_CR8_INCHROOT"

	if [ -f "$MIRRORCONF_CR7" ]; then
		cp "$MIRRORCONF_CR7" "$TMPDIR/mirror_info.conf"
	elif [ -f "$MIRRORCONF_CR8_INCHROOT" ]; then
		cp "$MIRRORCONF_CR8_INCHROOT" "$TMPDIR/mirror_info.conf"
	elif [ -f "$MIRRORCONF_CR8_OUTCHROOT" ]; then
		cp "$MIRRORCONF_CR8_OUTCHROOT" "$TMPDIR/mirror_info.conf"
	else
		# We need bridges data only in case of Carbon Reductor without mirror_info.conf
		# Other systems don't depend on bridges/configs.
		if [ -d /usr/local/Reductor ] || [ -d /app/reductor ]; then
			bridge link > $TMPDIR/bridge_links
		fi
	fi

	for netdev in $(grep : /proc/net/dev | awk '{print $1}' | tr -d :); do
		ethtool -i "$netdev" &>/dev/null || continue
		for action in i g c; do
			if ! ethtool -"$action" "$netdev" &>"$TMPDIR/ethtool/$action/$netdev"; then
				rm -f "$TMPDIR/ethtool/$action/$netdev"
			fi
		done
		[ -f "$SYSCONFIG/ifcfg-$netdev" ] || continue
		# avoiding collection of identification/privacy info
		grep ETHTOOL "$SYSCONFIG/ifcfg-$netdev" > "$TMPDIR/network-scripts/ifcfg-$netdev" || true
	done
}

main() {
	prepare
	server_info
	network_info
}

main