Merge remote-tracking branch 'origin/2.4/dev' into kilo

salt/manager/files/mirror.txt

@@ -0,0 +1,2 @@
+https://repo.securityonion.net/file/so-repo/prod/2.4/oracle/9
+https://repo-alt.securityonion.net/prod/2.4/oracle/9

salt/manager/files/repodownload.conf

@@ -0,0 +1,13 @@
+[main]
+gpgcheck=1
+installonly_limit=3
+clean_requirements_on_remove=True
+best=True
+skip_if_unavailable=False
+cachedir=/opt/so/conf/reposync/cache
+keepcache=0
+[securityonionsync]
+name=Security Onion Repo repo
+mirrorlist=file:///opt/so/conf/reposync/mirror.txt
+enabled=1
+gpgcheck=1

salt/manager/init.sls

@@ -75,6 +75,20 @@ yara_update_scripts:
     - defaults:
         EXCLUDEDRULES: {{ STRELKAMERGED.rules.excluded }}
 
+so-repo-file:
+  file.managed:
+    - name: /opt/so/conf/reposync/repodownload.conf
+    - source: salt://manager/files/repodownload.conf
+    - user: socore
+    - group: socore
+
+so-repo-mirrorlist:
+  file.managed:
+    - name: /opt/so/conf/reposync/mirror.txt
+    - source: salt://manager/files/mirror.txt
+    - user: socore
+    - group: socore
+
 so-repo-sync:
   {%     if MANAGERMERGED.reposync.enabled %}
   cron.present:

salt/manager/tools/sbin/so-minion

@@ -79,6 +79,32 @@ function getinstallinfo() {
 	source <(echo $INSTALLVARS)
 }
 
+function pcapspace() {
+	if [[ "$OPERATION" == "setup" ]]; then
+		# Use 25% for PCAP
+		PCAP_PERCENTAGE=1
+		DFREEPERCENT=21
+		local SPACESIZE=$(df -k /nsm | tail -1 | awk '{print $2}' | tr -d \n)
+	else
+
+		local NSMSIZE=$(salt "$MINION_ID" disk.usage --out=json | jq -r '.[]."/nsm"."1K-blocks" ')
+		local ROOTSIZE=$(salt "$MINION_ID" disk.usage --out=json | jq -r '.[]."/"."1K-blocks" ')
+	
+		if [[ "$NSMSIZE" == "null" ]]; then
+			# Looks like there is no dedicated nsm partition. Using root
+			local SPACESIZE=$ROOTSIZE
+		else
+			local SPACESIZE=$NSMSIZE
+		fi
+	fi
+
+	local s=$(( $SPACESIZE / 1000000 ))
+	local s1=$(( $s / 4 * $PCAP_PERCENTAGE ))
+
+	MAX_PCAP_SPACE=$s1
+
+}
+
 function testMinion() {
 	# Always run on the host, since this is going to be the manager of a distributed grid, or an eval/standalone.
 	# Distributed managers must run this in order for the sensor nodes to have access to the so-tcpreplay image.
@@ -244,6 +270,10 @@ function add_sensor_to_minion() {
 	echo "      lb_procs: '$CORECOUNT'" >> $PILLARFILE
 	echo "suricata:" >> $PILLARFILE
 	echo "  enabled: True " >> $PILLARFILE
+	if [[ $is_pcaplimit ]]; then
+	echo "  pcap:" >> $PILLARFILE
+	echo "    maxsize: $MAX_PCAP_SPACE" >> $PILLARFILE
+	fi
 	echo "  config:" >> $PILLARFILE
 	echo "    af-packet:" >> $PILLARFILE
 	echo "      threads: '$CORECOUNT'" >> $PILLARFILE
@@ -251,7 +281,7 @@ function add_sensor_to_minion() {
 	echo "  enabled: True" >> $PILLARFILE
 	if [[ $is_pcaplimit ]]; then
 		echo "  config:" >> $PILLARFILE
-		echo "    diskfreepercentage: 60" >> $PILLARFILE
+		echo "    diskfreepercentage: $DFREEPERCENT" >> $PILLARFILE
 	fi
 	echo "  " >> $PILLARFILE
 }
@@ -422,6 +452,7 @@ function updateMine() {
 
 function createEVAL() {
 	is_pcaplimit=true
+	pcapspace
 	add_elasticsearch_to_minion
 	add_sensor_to_minion
 	add_strelka_to_minion
@@ -442,6 +473,7 @@ function createEVAL() {
 
 function createSTANDALONE() {
 	is_pcaplimit=true
+	pcapspace
 	add_elasticsearch_to_minion
 	add_logstash_to_minion
 	add_sensor_to_minion
@@ -531,6 +563,9 @@ function createIDH() {
 
 function createHEAVYNODE() {
 	is_pcaplimit=true
+	PCAP_PERCENTAGE=1
+	DFREEPERCENT=21
+	pcapspace
 	add_elasticsearch_to_minion
 	add_elastic_agent_to_minion
 	add_logstash_to_minion
@@ -541,6 +576,10 @@ function createHEAVYNODE() {
 }
 
 function createSENSOR() {
+	is_pcaplimit=true
+	DFREEPERCENT=10
+	PCAP_PERCENTAGE=3
+	pcapspace
 	add_sensor_to_minion
 	add_strelka_to_minion
 	add_telegraf_to_minion

salt/manager/tools/sbin/soup

@@ -356,6 +356,7 @@ preupgrade_changes() {
     [[ "$INSTALLEDVERSION" == 2.4.20 ]] && up_to_2.4.30
     [[ "$INSTALLEDVERSION" == 2.4.30 ]] && up_to_2.4.40
     [[ "$INSTALLEDVERSION" == 2.4.40 ]] && up_to_2.4.50
+    [[ "$INSTALLEDVERSION" == 2.4.50 ]] && up_to_2.4.60
     true
 }
 
@@ -371,6 +372,7 @@ postupgrade_changes() {
     [[ "$POSTVERSION" == 2.4.20 ]] && post_to_2.4.30
     [[ "$POSTVERSION" == 2.4.30 ]] && post_to_2.4.40
     [[ "$POSTVERSION"  == 2.4.40 ]] && post_to_2.4.50
+    [[ "$POSTVERSION"  == 2.4.50 ]] && post_to_2.4.60
     true
 }
 
@@ -427,6 +429,11 @@ post_to_2.4.50() {
   POSTVERSION=2.4.50
 }
 
+post_to_2.4.60() {
+  echo "Nothing to apply"
+  POSTVERSION=2.4.60
+}
+
 repo_sync() {
   echo "Sync the local repo."
   su socore -c '/usr/sbin/so-repo-sync' || fail "Unable to complete so-repo-sync."
@@ -556,6 +563,14 @@ up_to_2.4.50() {
   INSTALLEDVERSION=2.4.50
 }
 
+up_to_2.4.60() {
+  echo "Creating directory to store Suricata classification.config"
+  mkdir -vp /opt/so/saltstack/local/salt/suricata/classification
+  chown socore:socore /opt/so/saltstack/local/salt/suricata/classification
+
+  INSTALLEDVERSION=2.4.60
+}
+
 determine_elastic_agent_upgrade() {
   if [[ $is_airgap -eq 0 ]]; then
     update_elastic_agent_airgap
@@ -603,6 +618,10 @@ update_airgap_rules() {
   if [ -d /nsm/repo/rules/sigma ]; then
     rsync -av $UPDATE_DIR/agrules/sigma/* /nsm/repo/rules/sigma/
   fi
+
+  # SOC Detections Airgap
+  rsync -av $UPDATE_DIR/agrules/detect-sigma/* /nsm/rules/detect-sigma/
+  rsync -av $UPDATE_DIR/agrules/detect-yara/* /nsm/rules/detect-yara/
 }
 
 update_airgap_repo() {