Merge pull request #16266 from Security-Onion-Solutions/mreeves/soai-context-1m

Raise SOAI Sonnet default small context limit to 1M

.github/workflows/pythontest.yml

@@ -6,6 +6,9 @@ on:
       - "salt/sensoroni/files/analyzers/**"
       - "salt/manager/tools/sbin/**"
       - "salt/_beacons/**"
+      - "salt/telegraf/tools/sbin_jinja/**"
+      - "salt/telegraf/defaults.yaml"
+      - "salt/telegraf/soc_telegraf.yaml"
 
 jobs:
   build:
@@ -34,3 +37,25 @@ jobs:
     - name: Test with pytest
       run: |
         PYTHONPATH=${{ matrix.python-code-path }} pytest ${{ matrix.python-code-path }} --cov=${{ matrix.python-code-path }} --doctest-modules --cov-report=term --cov-fail-under=100 --cov-config=pytest.ini
+
+  telegraf-collector:
+    # so-container-stats is a jinja template rather than an importable module, so it gets its
+    # own job: the test renders it the way salt does, then drives it with a faked docker engine
+    # and cgroup tree. No container runtime is needed.
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.14"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install flake8 pytest jinja2 pyyaml
+    - name: Lint with flake8
+      run: |
+        flake8 salt/telegraf/tools/sbin_jinja/so-container-stats_test.py --config=pytest.ini
+    - name: Test with pytest
+      run: |
+        pytest salt/telegraf/tools/sbin_jinja/so-container-stats_test.py -v

salt/common/init.sls

@@ -217,9 +217,11 @@ sostatus_log:
     - replace: False
 
 # Install sostatus check cron. This is used to populate Grid.
+# telegraf reads status.log on the same minute boundary this runs, so write aside and rename
+# rather than truncating the file it is reading
 so-status_check_cron:
   cron.present:
-    - name: '/usr/sbin/so-status -j > /opt/so/log/sostatus/status.log 2>&1'
+    - name: '/usr/sbin/so-status -j > /opt/so/log/sostatus/status.log.tmp 2>&1; mv -f /opt/so/log/sostatus/status.log.tmp /opt/so/log/sostatus/status.log'
     - identifier: so-status_check_cron
     - user: root
     - minute: '*/1'

salt/common/tools/sbin/so-common-status-check

@@ -9,6 +9,7 @@ import sys
 import subprocess
 import os
 import json
+import tempfile
 
 sys.path.append('/opt/saltstack/salt/lib/python3.10/site-packages/')
 import salt.config
@@ -17,6 +18,21 @@ import salt.loader
 __opts__ = salt.config.minion_config('/etc/salt/minion')
 __grains__ = salt.loader.grains(__opts__)
 
+def write_atomic(path, value):
+  # telegraf reads these files on its own schedule; replacing them by rename means it never
+  # reads a truncated file and reports an empty value as if it were real
+  directory = os.path.dirname(path)
+  handle, temp = tempfile.mkstemp(dir=directory)
+  try:
+    with os.fdopen(handle, 'w') as f:
+      f.write(str(value))
+    os.chmod(temp, 0o644)
+    os.replace(temp, path)
+  except Exception:
+    os.path.exists(temp) and os.unlink(temp)
+    raise
+
+
 def check_needs_restarted():
   osfam = __grains__['os_family']
   val = '0'
@@ -34,8 +50,7 @@ def check_needs_restarted():
   else:
     fail("Unsupported OS")
 
-  with open(outfile, 'w') as f:
+  write_atomic(outfile, val)
-    f.write(val)
 
 def check_for_fps():
     feat = 'fps'
@@ -56,8 +71,7 @@ def check_for_fps():
           # Unknown, so assume 0
           fps = 0
 
-    with open('/opt/so/log/sostatus/fps_enabled', 'w') as f:
+    write_atomic('/opt/so/log/sostatus/fps_enabled', fps)
-       f.write(str(fps))
 
 def check_for_lks():
     feat = 'Lks'
@@ -80,8 +94,7 @@ def check_for_lks():
                                 lks = 1
         if lks:
             break
-    with open('/opt/so/log/sostatus/lks_enabled', 'w') as f:
+    write_atomic('/opt/so/log/sostatus/lks_enabled', lks)
-       f.write(str(lks))
 
 def fail(msg):
   print(msg, file=sys.stderr)

salt/common/tools/sbin/so-log-check

@@ -177,6 +177,7 @@ if [[ $EXCLUDE_FALSE_POSITIVE_ERRORS == 'Y' ]]; then
     EXCLUDED_ERRORS="$EXCLUDED_ERRORS|Unexpected authorization header" # expected WARN log lines indicating invalid auth header
     EXCLUDED_ERRORS="$EXCLUDED_ERRORS|Missing ory_kratos_session cookie" # expected WARN log lines indicating invalid auth header
     EXCLUDED_ERRORS="$EXCLUDED_ERRORS|Static assets preprocessor only supports GET and HEAD requests" # expected WARN log lines indicating invalid auth header
+    EXCLUDED_ERRORS="$EXCLUDED_ERRORS|respondError"                 # respondError is a function name, output via http middleware as standard request logging
 fi
 
 if [[ $EXCLUDE_KNOWN_ERRORS == 'Y' ]]; then

salt/common/tools/sbin_jinja/so-raid-status

@@ -125,4 +125,6 @@ else
   RAIDSTATUS=1
 fi
 
-echo "nsmraid=$RAIDSTATUS" > /opt/so/log/raid/status.log
+# telegraf reads this file; write aside and rename so it never sees a half-written file
+echo "nsmraid=$RAIDSTATUS" > /opt/so/log/raid/status.log.tmp
+mv -f /opt/so/log/raid/status.log.tmp /opt/so/log/raid/status.log

salt/elastalert/config.sls

@@ -21,6 +21,7 @@ elastalert:
     - gid: 933
     - home: /opt/so/conf/elastalert
     - createhome: False
+    - shell: /sbin/nologin
 
 elastalogdir:
   file.directory:

salt/elastic-fleet-package-registry/config.sls

@@ -19,6 +19,7 @@ elastic-agent-pr:
     - gid: 948
     - home: /opt/so/conf/elastic-fleet-pr
     - createhome: False
+    - shell: /sbin/nologin
 
 {% else %}
 

salt/elasticagent/config.sls

@@ -20,6 +20,7 @@ elastic-agent:
     - gid: 949
     - home: /opt/so/conf/elastic-agent
     - createhome: False
+    - shell: /sbin/nologin
 
 elasticagentconfdir:
   file.directory:

salt/elasticfleet/config.sls

@@ -26,6 +26,7 @@ elastic-fleet:
     - gid: 947
     - home: /opt/so/conf/elastic-fleet
     - createhome: False
+    - shell: /sbin/nologin
 
 elasticfleet_sbin:
   file.recurse:

salt/elasticsearch/config.sls

@@ -32,6 +32,7 @@ elasticsearch:
     - gid: 930
     - home: /opt/so/conf/elasticsearch
     - createhome: False
+    - shell: /sbin/nologin
 
 elasticsearch_sbin:
   file.recurse:

salt/influxdb/enabled.sls

@@ -94,9 +94,11 @@ metrics_link_file:
       - docker_container: so-influxdb
 
 # Install cron job to determine size of influxdb for telegraf
+# telegraf reads this while the cron rewrites it, so write aside and rename rather than
+# truncating in place. tgraflogdir recurses ownership, so the temp file is chowned to match
 get_influxdb_size:
   cron.present:
-    - name: 'du -s -k /nsm/influxdb | cut -f1 > /opt/so/log/telegraf/influxdb_size.log 2>&1'
+    - name: 'du -s -k /nsm/influxdb | cut -f1 > /opt/so/log/telegraf/influxdb_size.log.tmp 2>&1; chown 939:939 /opt/so/log/telegraf/influxdb_size.log.tmp; mv -f /opt/so/log/telegraf/influxdb_size.log.tmp /opt/so/log/telegraf/influxdb_size.log'
     - identifier: get_influxdb_size
     - user: root
     - minute: '*/1'

salt/kafka/config.sls

@@ -21,6 +21,7 @@ kafka_user:
     - gid: 960
     - home: /opt/so/conf/kafka
     - createhome: False
+    - shell: /sbin/nologin
 
 kafka_home_dir:
   file.absent:

salt/kibana/config.sls

@@ -22,6 +22,7 @@ kibana:
     - gid: 932
     - home: /opt/so/conf/kibana
     - createhome: False
+    - shell: /sbin/nologin
 
 # Drop the correct nginx config based on role
 

salt/kratos/config.sls

@@ -27,6 +27,7 @@ kratos:
     - uid: 928
     - gid: 928
     - home: /opt/so/conf/kratos
+    - shell: /sbin/nologin
 
 kratosdir:
   file.directory:

salt/logstash/config.sls

@@ -35,6 +35,7 @@ logstash:
     - uid: 931
     - gid: 931
     - home: /opt/so/conf/logstash
+    - shell: /sbin/nologin
 
 logstash_sbin:
   file.recurse:

salt/manager/init.sls

@@ -166,7 +166,7 @@ so-repo-sync:
 
 so_fleetagent_status:
   cron.present:
-    - name: /usr/sbin/so-elasticagent-status > /opt/so/log/agents/agentstatus.log 2>&1
+    - name: '/usr/sbin/so-elasticagent-status > /opt/so/log/agents/agentstatus.log.tmp 2>&1; mv -f /opt/so/log/agents/agentstatus.log.tmp /opt/so/log/agents/agentstatus.log'
     - identifier: so_fleetagent_status
     - user: root
     - minute: '*/5'

salt/soc/defaults.yaml

@@ -1496,7 +1496,7 @@ soc:
           verifyCert: false
         notification:
           dismissedPruneDays: 30
-          enabled: false
+          enabled: true
         playbook:
           autoUpdateEnabled: true
           playbookImportFrequencySeconds: 86400
@@ -2799,7 +2799,7 @@ soc:
             - id: sonnet
               displayName: Claude Sonnet
               origin: USA
-              contextLimitSmall: 200000
+              contextLimitSmall: 1000000
               contextLimitLarge: 1000000
               lowBalanceColorAlert: 500000
               enabled: true

salt/soc/soc_soc.yaml

@@ -160,6 +160,7 @@ soc:
         description: Schedules that are shared across the Security Onion product. Modify via one of the SOC Schedules view.
         readonlyUi: True
         global: True
+        advanced: True
         forcedType: string
         syntax: json
         storage: db
@@ -495,6 +496,7 @@ soc:
             description: JSON list of notifications. Modify via the SOC Notifications view.
             readonlyUi: True
             global: True
+            advanced: True
             forcedType: string
             syntax: json
             storage: db
@@ -503,6 +505,10 @@ soc:
             description: The number of days to retain dismissed notifications. When a notification is dismissed, it will be pruned after this many days. Only one user need dismiss a notification for it to be pruned.
             forcedType: int
             global: True
+          maxListLimit:
+            description: Maximum number of notifications to display.
+            forcedType: int
+            global: True
           enabled:
             description: Enables or disables the SOC notification module.
             forcedType: bool
@@ -533,6 +539,48 @@ soc:
             global: True
             sensitive: True
             advanced: True
+        postgresmetrics:
+          host:
+            description: Hostname or IP address of the PostgreSQL server used by Telegraf. Defaults to the manager hostname.
+            global: True
+            advanced: True
+          port:
+            description: Port of the PostgreSQL server used by Telegraf.
+            global: True
+            advanced: True
+          sslMode:
+            description: "Use encrypted connections to the PostgreSQL server used by Telegraf. Must be one of the following values: disable, allow, prefer, require, verify-ca, verify-full."
+            global: True
+            advanced: True
+          database:
+            description: Database to authenticate to on the PostgreSQL server.
+            global: True
+            advanced: True
+          user:
+            description: Username to authenticate to the PostgreSQL server used by Telegraf.
+            global: True
+            advanced: True
+          password:
+            description: Password used to authenticate to the PostgreSQL server used by Telegraf.
+            global: True
+            sensitive: True
+            advanced: True
+          cacheExpirationMs:
+            description: The interval (in milliseconds) to wait before querying the DB for updated metrics.
+            global: True
+            advanced: True
+          maxMetricAgeSeconds:
+            description: The maximum age (in seconds) of metrics to display in the SOC Grid Metrics view. Metrics older than this value will not be displayed.
+            global: True
+            advanced: True
+          alarms:
+            description: JSON list of metric alarms. Modify via the SOC Grid Alarms view.
+            readonlyUi: True
+            advanced: True
+            global: True
+            forcedType: string
+            syntax: json
+            storage: db
         salt:
           longRelayTimeoutMs:
             description: Duration (in milliseconds) to wait for a response from the Salt API when executing tasks known for being long running before giving up and showing an error on the SOC UI.

salt/suricata/config.sls

@@ -64,6 +64,7 @@ suricata:
     - gid: 940
     - home: /nsm/suricata
     - createhome: False
+    - shell: /sbin/nologin
 
 socoregroupwithsuricata:
   group.present:

salt/telegraf/config.sls

@@ -36,7 +36,7 @@ tgraf_sync_script_{{script}}:
     - name: /opt/so/conf/telegraf/scripts/{{script}}
     - user: root
     - group: 939
-    - mode: 770
+    - mode: 750
     - template: jinja
     - source: salt://telegraf/scripts/{{script}}
     - defaults:
@@ -49,7 +49,7 @@ tgraf_sync_script_esindexsize.sh:
     - name: /opt/so/conf/telegraf/scripts/esindexsize.sh
     - user: root
     - group: 939
-    - mode: 770
+    - mode: 750
     - source: salt://telegraf/scripts/esindexsize.sh
 {# Copy conf/elasticsearch/curl.config for telegraf to use with esindexsize.sh #}
 tgraf_sync_escurl_conf:
@@ -61,6 +61,80 @@ tgraf_sync_escurl_conf:
     - source: salt://elasticsearch/curl.config
 {% endif %}
 
+# so-container-stats runs on the host as somon, a docker group member, so the container does
+# not need the docker socket
+somongroup:
+  group.present:
+    - name: somon
+    - gid: 961
+
+# cron chdirs to $HOME before running a job, so home must exist
+somon:
+  user.present:
+    - uid: 961
+    - gid: 961
+    - home: /opt/so/log/somon
+    - createhome: False
+    - shell: /sbin/nologin
+    - groups:
+      - docker
+    # renumbering an existing somon is a no-op on a fresh host and lets a host created
+    # before the id changed converge instead of failing the whole telegraf state
+    - allow_uid_change: True
+    - allow_gid_change: True
+    - require:
+      - group: somongroup
+
+somonlogdir:
+  file.directory:
+    - name: /opt/so/log/somon
+    - user: 961
+    - group: 961
+    - mode: 755
+    # the lock file is not otherwise managed; recurse so a renumber rechowns it too
+    - recurse:
+      - user
+      - group
+    - require:
+      - user: somon
+
+containers_log:
+  file.managed:
+    - name: /opt/so/log/somon/containers.log
+    - user: 961
+    - group: 961
+    - mode: 644
+    - replace: False
+    - require:
+      - file: somonlogdir
+
+# telegraf reads on the same minute boundary the collector runs, and docker stats takes
+# seconds, so write aside and rename rather than truncating the file telegraf is reading.
+# ; not && so a failed run replaces the file instead of leaving stale metrics behind.
+# flock -n keeps a run that outlives its minute from racing the next one over the same tmp
+# file; the skipped run leaves a stale containers.log, which containers.sh discards by age
+so-container-stats_cron:
+  cron.present:
+    - name: "flock -n /opt/so/log/somon/containers.lock -c '/usr/sbin/so-container-stats > /opt/so/log/somon/containers.log.tmp 2>&1; mv -f /opt/so/log/somon/containers.log.tmp /opt/so/log/somon/containers.log'"
+    - identifier: so-container-stats_cron
+    - user: somon
+    - minute: '*/1'
+    - hour: '*'
+    - daymonth: '*'
+    - month: '*'
+    - dayweek: '*'
+    - require:
+      - user: somon
+
+# salt.lasthighstate touches this at order 9001, after the container starts; pre-create it so
+# docker does not create a directory at the bind mount source
+lasthighstate_placeholder:
+  file.managed:
+    - name: /opt/so/log/salt/lasthighstate
+    - mode: 644
+    - replace: False
+    - makedirs: True
+
 telegraf_sbin:
   file.recurse:
     - name: /usr/sbin
@@ -69,14 +143,20 @@ telegraf_sbin:
     - group: root
     - file_mode: 755
 
-#telegraf_sbin_jinja:
+# so-container-stats needs the per-stat toggles, so it renders instead of copying
-#  file.recurse:
+tgraf_sbin_jinja:
-#    - name: /usr/sbin
+  file.recurse:
-#    - source: salt://telegraf/tools/sbin_jinja
+    - name: /usr/sbin
-#    - user: 939
+    - source: salt://telegraf/tools/sbin_jinja
-#    - group: 939 
+    - user: root
-#    - file_mode: 755
+    - group: root
-#    - template: jinja
+    - file_mode: 755
+    # the unit test lives beside the script; it must not ship or be rendered as jinja
+    - exclude_pat:
+      - "*_test.py"
+    - template: jinja
+    - defaults:
+        CONTAINER_STATS: {{ TELEGRAFMERGED.container_stats }}
 
 tgrafconf:
   file.managed:

salt/telegraf/defaults.yaml

@@ -10,6 +10,69 @@ telegraf:
     flush_jitter: '0s'
     debug: false
     quiet: false
+  container_stats:
+    tags:
+      identity: False
+    engine:
+      n_containers: False
+      n_containers_running: False
+      n_containers_stopped: False
+      n_containers_paused: False
+      n_images: False
+      n_cpus: False
+      n_goroutines: False
+      n_used_file_descriptors: False
+      n_listener_events: False
+      memory_total: False
+    cpu:
+      usage_percent: True
+      usage_total: False
+      usage_in_usermode: False
+      usage_in_kernelmode: False
+      usage_system: False
+      throttling_periods: False
+      throttling_throttled_periods: False
+      throttling_throttled_time: False
+      container_id: False
+    mem:
+      usage_percent: True
+      usage: False
+      limit: False
+      max_usage: False
+      active_anon: False
+      active_file: False
+      inactive_anon: False
+      inactive_file: False
+      unevictable: False
+      pgfault: False
+      pgmajfault: False
+      container_id: False
+    net:
+      rx_bytes: True
+      rx_packets: False
+      rx_errors: False
+      rx_dropped: False
+      tx_bytes: False
+      tx_packets: False
+      tx_errors: False
+      tx_dropped: False
+      container_id: False
+    blkio:
+      io_service_bytes_recursive_read: False
+      io_service_bytes_recursive_write: False
+      container_id: False
+    status:
+      uptime_ns: True
+      oomkilled: True
+      pid: False
+      exitcode: False
+      restart_count: False
+      started_at: False
+      finished_at: False
+      container_id: False
+    health:
+      health_status: False
+      failing_streak: False
   scripts:
     eval:
       - agentstatus.sh
@@ -19,6 +82,7 @@ telegraf:
       - oldpcap.sh
       - os.sh
       - raid.sh
+      - containers.sh
       - sostatus.sh
       - suriloss.sh
       - surirules.sh
@@ -34,6 +98,7 @@ telegraf:
       - os.sh
       - raid.sh
       - redis.sh
+      - containers.sh
       - sostatus.sh
       - suriloss.sh
       - surirules.sh
@@ -47,6 +112,7 @@ telegraf:
       - os.sh
       - raid.sh
       - redis.sh
+      - containers.sh
       - sostatus.sh
       - features.sh
     managerhype:
@@ -56,6 +122,7 @@ telegraf:
       - os.sh
       - raid.sh
       - redis.sh
+      - containers.sh
       - sostatus.sh
       - features.sh
     managersearch:
@@ -66,12 +133,14 @@ telegraf:
       - os.sh
       - raid.sh
       - redis.sh
+      - containers.sh
       - sostatus.sh
       - features.sh
     import:
       - influxdbsize.sh
       - lasthighstate.sh
       - os.sh
+      - containers.sh
       - sostatus.sh
     sensor:
       - checkfiles.sh
@@ -79,6 +148,7 @@ telegraf:
       - oldpcap.sh
       - os.sh
       - raid.sh
+      - containers.sh
       - sostatus.sh
       - suriloss.sh
       - surirules.sh
@@ -93,6 +163,7 @@ telegraf:
       - os.sh
       - raid.sh
       - redis.sh
+      - containers.sh
       - sostatus.sh
       - suriloss.sh
       - surirules.sh
@@ -101,12 +172,14 @@ telegraf:
     idh:
       - lasthighstate.sh
       - os.sh
+      - containers.sh
       - sostatus.sh
     searchnode:
       - eps.sh
       - lasthighstate.sh
       - os.sh
       - raid.sh
+      - containers.sh
       - sostatus.sh
       - features.sh
     receiver:
@@ -115,16 +188,20 @@ telegraf:
       - os.sh
       - raid.sh
       - redis.sh
+      - containers.sh
       - sostatus.sh
     fleet:
       - lasthighstate.sh
       - os.sh
+      - containers.sh
       - sostatus.sh
     hypervisor:
       - lasthighstate.sh
       - os.sh
+      - containers.sh
       - sostatus.sh
     desktop:
       - lasthighstate.sh
       - os.sh
+      - containers.sh
       - sostatus.sh

salt/telegraf/disabled.sls

@@ -13,6 +13,11 @@ so-telegraf:
   docker_container.absent:
     - force: True
 
+so-container-stats_cron:
+  cron.absent:
+    - identifier: so-container-stats_cron
+    - user: somon
+
 so-telegraf_so-status.disabled:
   file.comment:
     - name: /opt/so/conf/so-status/so-status.conf

salt/telegraf/enabled.sls

@@ -19,8 +19,7 @@ so-telegraf:
   docker_container.running:
     - image: {{ GLOBALS.registry_host }}:5000/{{ GLOBALS.image_repo }}/so-telegraf:{{ GLOBALS.so_version }}
     - restart_policy: unless-stopped
-    - user: 939
+    - user: 939:939
-    - group_add: 939,920
     - environment:
       - HOST_ETC=/host/etc
       - HOST_SYS=/host/sys
@@ -38,7 +37,6 @@ so-telegraf:
       - /opt/so/conf/telegraf/etc/telegraf.conf:/etc/telegraf/telegraf.conf:ro
       - /opt/so/conf/telegraf/node_config.json:/etc/telegraf/node_config.json:ro
       - /var/run/utmp:/var/run/utmp:ro
-      - /var/run/docker.sock:/var/run/docker.sock:ro
       - /:/host:ro
       - /sys:/host/sys:ro
       - /proc:/host/proc:ro
@@ -51,7 +49,8 @@ so-telegraf:
       - /opt/so/log/suricata:/var/log/suricata:ro
       - /opt/so/log/raid:/var/log/raid:ro
       - /opt/so/log/sostatus:/var/log/sostatus:ro
-      - /opt/so/log/salt:/var/log/salt:ro
+      - /opt/so/log/somon:/var/log/somon:ro
+      - /opt/so/log/salt/lasthighstate:/var/log/salt/lasthighstate:ro
       - /opt/so/log/agents:/var/log/agents:ro
       {% if GLOBALS.is_manager or GLOBALS.role == 'so-heavynode' %}
       - /opt/so/conf/telegraf/etc/escurl.config:/etc/telegraf/elasticsearch.config:ro
@@ -74,6 +73,8 @@ so-telegraf:
     {%   endfor %}
     {% endif %}
     - watch:
+      - file: tgraf_sbin_jinja
+      - file: lasthighstate_placeholder
       - file: trusttheca
       - x509: telegraf_crt
       - x509: telegraf_key
@@ -83,6 +84,8 @@ so-telegraf:
       - file: tgraf_sync_script_{{script}}
     {% endfor %}
     - require:
+      - file: lasthighstate_placeholder
+      - file: somonlogdir
       - file: trusttheca
       - x509: telegraf_crt
       - x509: telegraf_key

salt/telegraf/etc/telegraf.conf

@@ -228,13 +228,6 @@
 #   ## bond interfaces.
 #   # bond_interfaces = ["bond0"]
 
-# # Read metrics about docker containers
- [[inputs.docker]]
-#   ## Docker Endpoint
-#   ##   To use TCP, set endpoint = "tcp://[ip]:[port]"
-#   ##   To use environment variables (ie, docker-machine), set endpoint = "ENV"
-   endpoint = "unix:///var/run/docker.sock"
-#
 
 # # Read stats from one or more Elasticsearch servers or clusters
 {%- if GLOBALS.is_manager or GLOBALS.role == 'so-heavynode' %}
@@ -342,6 +335,17 @@
    interval = "60s"
 {%- endif %}
 
+{%- if 'containers.sh' in TELEGRAFMERGED.scripts[GLOBALS.role.split('-')[1]] %}
+{%-   do TELEGRAFMERGED.scripts[GLOBALS.role.split('-')[1]].remove('containers.sh') %}
+[[inputs.exec]]
+   commands = [
+      ["/scripts/containers.sh"]
+   ]
+   data_format = "influx"
+   timeout = "15s"
+   interval = "60s"
+{%- endif %}
+
 {%- if TELEGRAFMERGED.scripts[GLOBALS.role.split('-')[1]] | length > 0 %}
 [[inputs.exec]]
    commands = [

salt/telegraf/scripts/containers.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+#
+# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
+# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at
+# https://securityonion.net/license; you may not use this file except in compliance with the
+# Elastic License 2.0.
+
+
+
+# if this script isn't already running
+if [[ ! "`pidof -x $(basename $0) -o %PPID`" ]]; then
+
+    CONTAINERSLOG=/var/log/somon/containers.log
+    # the collector rewrites this every minute; report nothing rather than repeating a stale
+    # file as if it were current, in case a run was skipped or the collector is wedged
+    MAXAGE=150
+
+    if [ -r "$CONTAINERSLOG" ]; then
+        AGE=$(( $(date +%s) - $(stat -c %Y "$CONTAINERSLOG") ))
+        if [ "$AGE" -le "$MAXAGE" ]; then
+            cat $CONTAINERSLOG
+        fi
+    fi
+
+    exit 0
+
+fi
+
+exit 0

salt/telegraf/scripts/lasthighstate.sh

@@ -8,10 +8,12 @@
 # if this script isn't already running
 if [[ ! "`pidof -x $(basename $0) -o %PPID`" ]]; then
 
-    LAST_HIGHSTATE_END=$([ -e "/var/log/salt/lasthighstate" ] && date -r /var/log/salt/lasthighstate +%s || echo 0)
+    if [ -r "/var/log/salt/lasthighstate" ]; then
-    NOW=$(date +%s)
+        LAST_HIGHSTATE_END=$(date -r /var/log/salt/lasthighstate +%s)
-    HIGHSTATE_AGE_SECONDS=$((NOW-LAST_HIGHSTATE_END))
+        NOW=$(date +%s)
-    echo "salt highstate_age_seconds=$HIGHSTATE_AGE_SECONDS"
+        HIGHSTATE_AGE_SECONDS=$((NOW-LAST_HIGHSTATE_END))
+        echo "salt highstate_age_seconds=$HIGHSTATE_AGE_SECONDS"
+    fi
 
 fi
 

salt/telegraf/soc_telegraf.yaml

@@ -53,6 +53,319 @@ telegraf:
       forcedType: bool
       advanced: True
       helpLink: influxdb
+  container_stats:
+    tags:
+      identity:
+        description: Adds the container_image, container_version, engine_host and server_version tags to every container measurement, as the retired inputs.docker plugin did. Increases series cardinality. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+    engine:
+      n_containers:
+        description: Total number of containers known to the Docker engine, running or not. Part of the engine-level docker measurement. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_containers_running:
+        description: Number of containers currently running. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_containers_stopped:
+        description: Number of containers currently stopped. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_containers_paused:
+        description: Number of containers currently paused. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_images:
+        description: Number of container images held by the Docker engine. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_cpus:
+        description: Number of CPUs the Docker engine reports for this host. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_goroutines:
+        description: Number of goroutines inside the Docker daemon. Diagnostic detail for the daemon itself. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_used_file_descriptors:
+        description: Number of file descriptors held open by the Docker daemon. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      n_listener_events:
+        description: Number of event listeners subscribed to the Docker daemon. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      memory_total:
+        description: Total physical memory the Docker engine reports for this host, in bytes. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+    cpu:
+      usage_percent:
+        description: Percentage of host CPU consumed by the container. Required by the Container CPU Usage chart on the Security Onion Performance dashboard.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      usage_total:
+        description: Cumulative CPU time consumed by the container, in nanoseconds. Read from the cgroup. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      usage_in_usermode:
+        description: Cumulative CPU time consumed in user mode, in nanoseconds. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      usage_in_kernelmode:
+        description: Cumulative CPU time consumed in kernel mode, in nanoseconds. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      usage_system:
+        description: Cumulative host-wide CPU time, in nanoseconds. Used as the denominator when calculating container CPU percentage. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      throttling_periods:
+        description: Number of CPU enforcement periods the container has seen. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      throttling_throttled_periods:
+        description: Number of periods in which the container was throttled against its CPU limit. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      throttling_throttled_time:
+        description: Total time the container spent throttled, in nanoseconds. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      container_id: &containerid
+        description: Full 64 character container ID, emitted as a field on this measurement. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+    mem:
+      usage_percent:
+        description: Percentage of its memory limit the container is using. Required by the Container Memory Usage chart on the Security Onion Performance dashboard.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      usage:
+        description: Container memory usage in bytes, excluding reclaimable page cache. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      limit:
+        description: Memory limit for the container in bytes. Reports total host memory when the container is unlimited. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      max_usage:
+        description: Peak memory usage for the container in bytes, read from the cgroup peak counter. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      active_anon:
+        description: Anonymous memory on the active LRU list, in bytes. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      active_file:
+        description: Page cache on the active LRU list, in bytes. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      inactive_anon:
+        description: Anonymous memory on the inactive LRU list, in bytes. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      inactive_file:
+        description: Page cache on the inactive LRU list, in bytes. This is the reclaimable cache subtracted from usage. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      unevictable:
+        description: Memory that cannot be reclaimed, in bytes. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      pgfault:
+        description: Cumulative number of page faults taken by the container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      pgmajfault:
+        description: Cumulative number of major page faults, those requiring disk access. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      container_id: *containerid
+    net:
+      rx_bytes:
+        description: Bytes received by the container across all interfaces except loopback. Required by the Container Traffic - Inbound chart on the Security Onion Performance dashboard.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      rx_packets:
+        description: Packets received by the container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      rx_errors:
+        description: Receive errors counted on the container interfaces. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      rx_dropped:
+        description: Received packets dropped by the container interfaces. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      tx_bytes:
+        description: Bytes transmitted by the container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      tx_packets:
+        description: Packets transmitted by the container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      tx_errors:
+        description: Transmit errors counted on the container interfaces. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      tx_dropped:
+        description: Transmitted packets dropped by the container interfaces. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      container_id: *containerid
+    blkio:
+      io_service_bytes_recursive_read:
+        description: Cumulative bytes read from block devices by the container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      io_service_bytes_recursive_write:
+        description: Cumulative bytes written to block devices by the container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      container_id: *containerid
+    status:
+      uptime_ns:
+        description: How long the container has been running, in nanoseconds. Required by the Container Uptime chart on the Security Onion Performance dashboard.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      oomkilled:
+        description: Whether the container was killed by the kernel out-of-memory handler. Required by the Most Recent Container Events table on the Security Onion Performance dashboard.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      pid:
+        description: Host process ID of the container main process. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      exitcode:
+        description: Exit code of the container main process. Meaningful once the container has stopped. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      restart_count:
+        description: Number of times the Docker engine has restarted this container. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      started_at:
+        description: Time the container last started, as a Unix timestamp in nanoseconds. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      finished_at:
+        description: Time the container last exited, as a Unix timestamp in nanoseconds. Absent for a container that has never exited. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      container_id: *containerid
+    health:
+      health_status:
+        description: Result of the container healthcheck, such as healthy, unhealthy or starting. Only emitted for containers that define a healthcheck. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
+      failing_streak:
+        description: Number of consecutive failed healthchecks. Only emitted for containers that define a healthcheck. Defaults to off.
+        forcedType: bool
+        global: True
+        advanced: True
+        helpLink: influxdb
   scripts:
     eval: &telegrafscripts
       description: List of input.exec scripts to run for this node type. The script must be present in salt/telegraf/scripts.

salt/telegraf/tools/sbin_jinja/so-container-stats

@@ -0,0 +1,398 @@
+#!/usr/bin/env python3
+
+# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
+# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at
+# https://securityonion.net/license; you may not use this file except in compliance with the
+# Elastic License 2.0.
+
+# Runs from cron as somon, a docker group member, and emits influx line protocol for telegraf to
+# read. This exists so so-telegraf does not need the docker socket; the container reads the output
+# file instead.
+# Measurement/tag/field names match telegraf's inputs.docker plugin because the InfluxDB
+# dashboards query them directly. Which fields are emitted is set per stat in SOC; see
+# telegraf.container_stats in defaults.yaml.
+
+import json
+
+SETTINGS = json.loads('''{{ CONTAINER_STATS | tojson }}''')
+{% raw %}
+import os
+import re
+import subprocess
+import sys
+from datetime import datetime, timezone
+
+CGROUP_ROOT = '/sys/fs/cgroup'
+NANOSEC = 10**9
+# cgroup and docker report cpu time in microseconds; inputs.docker published nanoseconds
+USEC_TO_NSEC = 1000
+
+
+def want(group, field):
+  return bool(SETTINGS.get(group, {}).get(field))
+
+
+def wants_any(group, fields):
+  return any(want(group, field) for field in fields)
+
+
+def docker(args):
+  proc = subprocess.run(['docker'] + args, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL, encoding='utf-8')
+  if proc.returncode != 0:
+    print('Container system error; unable to query docker', file=sys.stderr)
+    sys.exit(1)
+  return proc.stdout
+
+
+def escape_tag(value):
+  return value.replace(',', '\\,').replace(' ', '\\ ').replace('=', '\\=')
+
+
+def quote(value):
+  return '"{}"'.format(str(value).replace('\\', '\\\\').replace('"', '\\"'))
+
+
+def integer(value):
+  return '{}i'.format(int(value))
+
+
+def unsigned(value):
+  # inputs.docker published the cgroup and network counters as uint64; influx stores u and i
+  # as different field types, so matching it keeps historical series readable
+  return '{}u'.format(max(int(value), 0))
+
+
+def read_text(path):
+  try:
+    with open(path) as handle:
+      return handle.read()
+  except OSError:
+    return ''
+
+
+def read_pairs(path):
+  # cgroup files such as memory.stat and cpu.stat are "key value" per line
+  values = {}
+  for line in read_text(path).splitlines():
+    parts = line.split()
+    if len(parts) == 2:
+      try:
+        values[parts[0]] = int(parts[1])
+      except ValueError:
+        pass
+  return values
+
+
+def read_value(path):
+  raw = read_text(path).strip()
+  try:
+    return int(raw)
+  except ValueError:
+    return None
+
+
+def cgroup_path(pid):
+  # "0::/system.slice/docker-<id>.scope" on cgroup v2
+  for line in read_text('/proc/{}/cgroup'.format(pid)).splitlines():
+    parts = line.split(':', 2)
+    if len(parts) == 3 and parts[1] == '':
+      return CGROUP_ROOT + parts[2]
+  return None
+
+
+def host_memory_total():
+  match = re.search(r'MemTotal:\s+(\d+) kB', read_text('/proc/meminfo'))
+  return int(match.group(1)) * 1024 if match else 0
+
+
+def host_cpu_nanoseconds():
+  # inputs.docker's usage_system is the host-wide cpu time the daemon reads from /proc/stat
+  for line in read_text('/proc/stat').splitlines():
+    if line.startswith('cpu '):
+      ticks = sum(int(value) for value in line.split()[1:])
+      return int(ticks * NANOSEC / os.sysconf('SC_CLK_TCK'))
+  return 0
+
+
+def parse_image(image):
+  # mirrors telegraf's internal/docker ParseImage so the tags match what inputs.docker emitted
+  domain = ''
+  remainder = image
+  if '/' in image:
+    head, _, tail = image.partition('/')
+    if '.' in head or ':' in head or head == 'localhost':
+      domain, remainder = head + '/', tail
+  if ':' in remainder:
+    name, _, version = remainder.rpartition(':')
+    return domain + name, version
+  return domain + remainder, 'unknown'
+
+
+def to_nanoseconds(stamp):
+  # docker emits 9 fractional digits; fromisoformat takes at most 6 before python 3.11
+  stamp = stamp.rstrip('Z')
+  if '.' in stamp:
+    whole, _, frac = stamp.partition('.')
+    stamp = whole + '.' + frac[:6]
+  try:
+    parsed = datetime.fromisoformat(stamp).replace(tzinfo=timezone.utc)
+  except ValueError:
+    return None
+  if parsed.year <= 1:
+    return None
+  return int(parsed.timestamp() * NANOSEC)
+
+
+def percent(value):
+  try:
+    return float(value.strip().rstrip('%'))
+  except ValueError:
+    return 0.0
+
+
+def net_counters(pid):
+  # summed across interfaces except loopback, matching the daemon's per-container totals
+  rows = read_text('/proc/{}/net/dev'.format(pid)).splitlines()[2:]
+  if not rows:
+    return None
+  names = ['rx_bytes', 'rx_packets', 'rx_errors', 'rx_dropped']
+  totals = dict.fromkeys(names + ['tx_bytes', 'tx_packets', 'tx_errors', 'tx_dropped'], 0)
+  found = False
+  for row in rows:
+    iface, _, rest = row.partition(':')
+    if iface.strip() == 'lo':
+      continue
+    columns = rest.split()
+    if len(columns) < 12:
+      continue
+    found = True
+    for index, name in enumerate(names):
+      totals[name] += int(columns[index])
+    for index, name in enumerate(['tx_bytes', 'tx_packets', 'tx_errors', 'tx_dropped']):
+      totals[name] += int(columns[8 + index])
+  return totals if found else None
+
+
+def blkio_counters(path):
+  # inputs.docker emitted the device=total row unconditionally, so a container that has done
+  # no block io reports zeros rather than dropping out of the measurement entirely
+  totals = {'io_service_bytes_recursive_read': 0, 'io_service_bytes_recursive_write': 0}
+  rows = read_text(path + '/io.stat').splitlines()
+  for row in rows:
+    for token in row.split()[1:]:
+      key, _, value = token.partition('=')
+      try:
+        if key == 'rbytes':
+          totals['io_service_bytes_recursive_read'] += int(value)
+        elif key == 'wbytes':
+          totals['io_service_bytes_recursive_write'] += int(value)
+      except ValueError:
+        pass
+  return totals
+
+
+def collect_stats():
+  stats = {}
+  for line in docker(['stats', '--no-stream', '--format', '{{json .}}']).splitlines():
+    line = line.strip()
+    if not line:
+      continue
+    try:
+      entry = json.loads(line)
+    except json.JSONDecodeError:
+      continue
+    stats[entry.get('Name', '')] = entry
+  return stats
+
+
+def collect_inspect():
+  ids = docker(['ps', '-aq']).split()
+  if not ids:
+    return []
+  try:
+    return json.loads(docker(['inspect'] + ids))
+  except json.JSONDecodeError:
+    return []
+
+
+def collect_info():
+  try:
+    return json.loads(docker(['info', '--format', '{{json .}}']))
+  except json.JSONDecodeError:
+    return {}
+
+
+class Emitter:
+  def __init__(self):
+    self.lines = []
+
+  def add(self, measurement, tags, fields):
+    if not fields:
+      return
+    tagset = ','.join('{}={}'.format(key, escape_tag(value)) for key, value in tags)
+    body = ','.join('{}={}'.format(key, fields[key]) for key in sorted(fields))
+    self.lines.append('{},{} {}'.format(measurement, tagset, body))
+
+
+def main():
+  cpu_extra = ['usage_total', 'usage_in_usermode', 'usage_in_kernelmode',
+               'throttling_periods', 'throttling_throttled_periods', 'throttling_throttled_time']
+  mem_extra = ['usage', 'limit', 'max_usage', 'active_anon', 'active_file', 'inactive_anon',
+               'inactive_file', 'unevictable', 'pgfault', 'pgmajfault']
+  net_fields = ['rx_bytes', 'rx_packets', 'rx_errors', 'rx_dropped',
+                'tx_bytes', 'tx_packets', 'tx_errors', 'tx_dropped']
+  engine_fields = ['n_containers', 'n_containers_running', 'n_containers_stopped',
+                   'n_containers_paused', 'n_images', 'n_cpus', 'n_goroutines',
+                   'n_used_file_descriptors', 'n_listener_events']
+
+  identity = want('tags', 'identity')
+  need_stats = want('cpu', 'usage_percent')
+  need_cgroup_cpu = wants_any('cpu', cpu_extra)
+  need_cgroup_mem = wants_any('mem', mem_extra + ['usage_percent'])
+  need_blkio = wants_any('blkio', ['io_service_bytes_recursive_read',
+                                   'io_service_bytes_recursive_write', 'container_id'])
+  need_net = wants_any('net', net_fields + ['container_id'])
+  need_info = identity or wants_any('engine', engine_fields + ['memory_total'])
+
+  emitter = Emitter()
+  stats = collect_stats() if need_stats else {}
+  info = collect_info() if need_info else {}
+  engine_tags = [('engine_host', info.get('Name', '')),
+                 ('server_version', info.get('ServerVersion', ''))]
+  system_ns = host_cpu_nanoseconds() if want('cpu', 'usage_system') else 0
+  mem_total = host_memory_total() if wants_any('mem', ['limit', 'usage_percent']) else 0
+
+  if info:
+    counts = {'n_containers': 'Containers', 'n_containers_running': 'ContainersRunning',
+              'n_containers_stopped': 'ContainersStopped', 'n_containers_paused': 'ContainersPaused',
+              'n_images': 'Images', 'n_cpus': 'NCPU', 'n_goroutines': 'NGoroutines',
+              'n_used_file_descriptors': 'NFd', 'n_listener_events': 'NEventsListener'}
+    fields = {name: integer(info[key]) for name, key in counts.items()
+              if want('engine', name) and key in info}
+    emitter.add('docker', engine_tags, fields)
+    # inputs.docker published memory_total as its own point
+    if want('engine', 'memory_total') and 'MemTotal' in info:
+      emitter.add('docker', engine_tags, {'memory_total': integer(info['MemTotal'])})
+
+  for container in collect_inspect():
+    name = container.get('Name', '').lstrip('/')
+    if not name:
+      continue
+    state = container.get('State', {})
+    status = state.get('Status', 'unknown')
+    pid = state.get('Pid')
+    container_id = container.get('Id', '')
+    tags = [('container_name', name), ('container_status', status)]
+    if identity:
+      image, version = parse_image(container.get('Config', {}).get('Image', ''))
+      tags += [('container_image', image), ('container_version', version)] + engine_tags
+
+    status_fields = {}
+    if want('status', 'uptime_ns') or want('status', 'started_at') or want('status', 'finished_at'):
+      started = to_nanoseconds(state.get('StartedAt', ''))
+      finished = to_nanoseconds(state.get('FinishedAt', ''))
+      if started is not None:
+        if want('status', 'started_at'):
+          status_fields['started_at'] = integer(started)
+        if want('status', 'uptime_ns'):
+          end = finished if finished is not None and finished >= started else int(
+            datetime.now(timezone.utc).timestamp() * NANOSEC)
+          status_fields['uptime_ns'] = integer(end - started)
+      if finished is not None and want('status', 'finished_at'):
+        status_fields['finished_at'] = integer(finished)
+    if want('status', 'oomkilled'):
+      status_fields['oomkilled'] = 'true' if state.get('OOMKilled') else 'false'
+    if want('status', 'pid'):
+      status_fields['pid'] = integer(pid or 0)
+    if want('status', 'exitcode'):
+      status_fields['exitcode'] = integer(state.get('ExitCode', 0))
+    if want('status', 'restart_count'):
+      status_fields['restart_count'] = integer(container.get('RestartCount', 0))
+    if want('status', 'container_id'):
+      status_fields['container_id'] = quote(container_id)
+    emitter.add('docker_container_status', tags, status_fields)
+
+    health = state.get('Health')
+    if health:
+      health_fields = {}
+      if want('health', 'health_status'):
+        health_fields['health_status'] = quote(health.get('Status', ''))
+      if want('health', 'failing_streak'):
+        health_fields['failing_streak'] = integer(health.get('FailingStreak', 0))
+      emitter.add('docker_container_health', tags, health_fields)
+
+    if status != 'running' or not pid:
+      continue
+    path = cgroup_path(pid)
+    entry = stats.get(name, {})
+
+    cpu_fields = {}
+    if want('cpu', 'usage_percent'):
+      cpu_fields['usage_percent'] = percent(entry.get('CPUPerc', '0%'))
+    if want('cpu', 'usage_system'):
+      cpu_fields['usage_system'] = unsigned(system_ns)
+    if want('cpu', 'container_id'):
+      cpu_fields['container_id'] = quote(container_id)
+    if need_cgroup_cpu and path:
+      cpu = read_pairs(path + '/cpu.stat')
+      mapping = {'usage_total': 'usage_usec', 'usage_in_usermode': 'user_usec',
+                 'usage_in_kernelmode': 'system_usec',
+                 'throttling_periods': 'nr_periods',
+                 'throttling_throttled_periods': 'nr_throttled',
+                 'throttling_throttled_time': 'throttled_usec'}
+      for field, key in mapping.items():
+        if want('cpu', field) and key in cpu:
+          scale = 1 if field.startswith('throttling_') and field != 'throttling_throttled_time' else USEC_TO_NSEC
+          cpu_fields[field] = unsigned(cpu[key] * scale)
+    emitter.add('docker_container_cpu', tags + [('cpu', 'cpu-total')], cpu_fields)
+
+    mem_fields = {}
+    if want('mem', 'container_id'):
+      mem_fields['container_id'] = quote(container_id)
+    if need_cgroup_mem and path:
+      memory = read_pairs(path + '/memory.stat')
+      for field in ['active_anon', 'active_file', 'inactive_anon', 'inactive_file',
+                    'unevictable', 'pgfault', 'pgmajfault']:
+        if want('mem', field) and field in memory:
+          mem_fields[field] = unsigned(memory[field])
+      current = read_value(path + '/memory.current')
+      # inputs.docker reports usage net of reclaimable page cache
+      usage = max(current - memory.get('inactive_file', 0), 0) if current is not None else None
+      raw_limit = read_value(path + '/memory.max')
+      limit = raw_limit if raw_limit is not None else mem_total
+      if want('mem', 'usage') and usage is not None:
+        mem_fields['usage'] = unsigned(usage)
+      if want('mem', 'limit'):
+        mem_fields['limit'] = unsigned(limit)
+      if want('mem', 'usage_percent') and usage is not None:
+        # same ratio inputs.docker computes, from the same two values
+        mem_fields['usage_percent'] = usage / limit * 100.0 if limit else 0.0
+      if want('mem', 'max_usage'):
+        peak = read_value(path + '/memory.peak')
+        if peak is not None:
+          mem_fields['max_usage'] = unsigned(peak)
+    emitter.add('docker_container_mem', tags, mem_fields)
+
+    # inputs.docker emitted nothing for host-network containers; its Networks map was empty
+    if need_net and container.get('HostConfig', {}).get('NetworkMode', '') != 'host':
+      counters = net_counters(pid)
+      if counters is not None:
+        net_out = {field: unsigned(counters[field]) for field in net_fields if want('net', field)}
+        if want('net', 'container_id'):
+          net_out['container_id'] = quote(container_id)
+        emitter.add('docker_container_net', tags + [('network', 'total')], net_out)
+
+    if need_blkio and path:
+      counters = blkio_counters(path)
+      if counters is not None:
+        blkio_out = {field: unsigned(value) for field, value in counters.items() if want('blkio', field)}
+        if want('blkio', 'container_id'):
+          blkio_out['container_id'] = quote(container_id)
+        emitter.add('docker_container_blkio', tags + [('device', 'total')], blkio_out)
+
+  print('\n'.join(emitter.lines))
+
+
+if __name__ == '__main__':
+  main()
+{% endraw %}

salt/telegraf/tools/sbin_jinja/so-container-stats_test.py

@@ -0,0 +1,635 @@
+# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
+# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at
+# https://securityonion.net/license; you may not use this file except in compliance with the
+# Elastic License 2.0.
+
+# so-container-stats replaces telegraf's inputs.docker plugin, which was dropped along with the
+# docker socket. The InfluxDB dashboards query its output by measurement, tag and field name, so
+# these tests pin that contract: the shipped defaults, the per-stat toggles, the field types, and
+# the value semantics copied from the plugin.
+#
+# The collector is a jinja template, so every test renders it the way salt does and imports the
+# result. Docker and the cgroup filesystem are faked, so nothing here needs a container runtime.
+
+import contextlib
+import importlib.util
+import io
+import json
+import os
+import tempfile
+import unittest
+
+import jinja2
+import yaml
+
+HERE = os.path.dirname(os.path.abspath(__file__))
+TEMPLATE = os.path.join(HERE, 'so-container-stats')
+DEFAULTS = os.path.join(HERE, '..', '..', 'defaults.yaml')
+
+# a container id is a 64 character hex string; the plugin published it in full
+SOC_ID = 'a' * 64
+TELEGRAF_ID = 'b' * 64
+NGINX_ID = 'c' * 64
+IDSTOOLS_ID = 'd' * 64
+
+
+def shipped_defaults():
+    with open(DEFAULTS) as handle:
+        return yaml.safe_load(handle)['telegraf']['container_stats']
+
+
+def all_enabled():
+    return {group: {field: True for field in fields} for group, fields in shipped_defaults().items()}
+
+
+def render(settings):
+    """Render the template as salt does, import it, and hand back the module."""
+    with open(TEMPLATE) as handle:
+        source = handle.read()
+    rendered = jinja2.Template(source, keep_trailing_newline=True).render(CONTAINER_STATS=settings)
+    path = os.path.join(tempfile.mkdtemp(), 'so_container_stats.py')
+    with open(path, 'w') as handle:
+        handle.write(rendered)
+    spec = importlib.util.spec_from_file_location('so_container_stats', path)
+    module = importlib.util.module_from_spec(spec)
+    spec.loader.exec_module(module)
+    return module
+
+
+def split_escaped(text, sep):
+    """Split on an unescaped, unquoted separator, the way influx line protocol is written."""
+    parts, current, escaped, quoted = [], '', False, False
+    for char in text:
+        if escaped:
+            current += char
+            escaped = False
+        elif char == '\\':
+            current += char
+            escaped = True
+        elif char == '"':
+            quoted = not quoted
+            current += char
+        elif char == sep and not quoted:
+            parts.append(current)
+            current = ''
+        else:
+            current += char
+    parts.append(current)
+    return parts
+
+
+def split_on_space(line):
+    escaped = quoted = False
+    for index, char in enumerate(line):
+        if escaped:
+            escaped = False
+        elif char == '\\':
+            escaped = True
+        elif char == '"':
+            quoted = not quoted
+        elif char == ' ' and not quoted:
+            return line[:index], line[index + 1:]
+    return line, ''
+
+
+def parse(output):
+    """Parse line protocol into {(measurement, container): (tags, fields)}."""
+    points = {}
+    for line in output.splitlines():
+        line = line.strip()
+        if not line:
+            continue
+        head, fieldpart = split_on_space(line)
+        pieces = split_escaped(head, ',')
+        measurement, tags = pieces[0], {}
+        for piece in pieces[1:]:
+            key, _, value = piece.partition('=')
+            tags[key] = value
+        fields = {}
+        for piece in split_escaped(fieldpart, ','):
+            key, _, value = piece.partition('=')
+            fields[key] = value
+        key = (measurement, tags.get('container_name', ''))
+        if key in points:
+            # the engine measurement is published as two points, the way inputs.docker did
+            points[key][1].update(fields)
+        else:
+            points[key] = (tags, fields)
+    return points
+
+
+def field_type(value):
+    if value.endswith('u'):
+        return 'unsigned'
+    if value.endswith('i'):
+        return 'integer'
+    if value.startswith('"'):
+        return 'string'
+    if value in ('true', 'false'):
+        return 'boolean'
+    return 'float'
+
+
+def container(name, cid, pid, status='running', network='bridge', image='registry:5000/repo/img:3.4.0',
+              started='2026-09-24T10:00:00.123456789Z', finished='0001-01-01T00:00:00Z', health=None,
+              oomkilled=False, exitcode=0, restarts=0):
+    state = {'Status': status, 'Pid': pid, 'StartedAt': started, 'FinishedAt': finished,
+             'OOMKilled': oomkilled, 'ExitCode': exitcode}
+    if health is not None:
+        state['Health'] = health
+    return {'Id': cid, 'Name': '/' + name, 'State': state, 'RestartCount': restarts,
+            'Config': {'Image': image}, 'HostConfig': {'NetworkMode': network}}
+
+
+class CollectorTestCase(unittest.TestCase):
+    """Builds a fake docker engine and cgroup tree, then runs the collector against it."""
+
+    def setUp(self):
+        self.inspect = [
+            container('so-soc', SOC_ID, 1001),
+            container('so-telegraf', TELEGRAF_ID, 1002, network='host'),
+            container('so-nginx', NGINX_ID, 1003, health={'Status': 'healthy', 'FailingStreak': 0}),
+        ]
+        self.stats = {
+            'so-soc': {'Name': 'so-soc', 'CPUPerc': '1.25%', 'MemPerc': '6.39%', 'NetIO': '1kB / 2kB'},
+            'so-telegraf': {'Name': 'so-telegraf', 'CPUPerc': '0.04%', 'MemPerc': '0.58%', 'NetIO': '0B / 0B'},
+            'so-nginx': {'Name': 'so-nginx', 'CPUPerc': '0.00%', 'MemPerc': '0.09%', 'NetIO': '3kB / 4kB'},
+        }
+        self.info = {'Name': 'sohost', 'ServerVersion': '29.2.1', 'Containers': 3, 'ContainersRunning': 3,
+                     'ContainersStopped': 0, 'ContainersPaused': 0, 'Images': 9, 'NCPU': 8,
+                     'NGoroutines': 42, 'NFd': 77, 'NEventsListener': 1, 'MemTotal': 16000000000}
+        # one cgroup per container, addressed through /proc/<pid>/cgroup exactly as the collector does
+        self.files = {
+            '/proc/meminfo': 'MemTotal:       15625000 kB\n',
+            '/proc/stat': 'cpu  100 200 300 400\ncpu0 1 2 3 4\n',
+        }
+        for pid in (1001, 1002, 1003):
+            self.files['/proc/%d/cgroup' % pid] = '0::/scope%d\n' % pid
+            self.cgroup(pid, 'cpu.stat',
+                        'usage_usec 1000\nuser_usec 600\nsystem_usec 400\nnr_periods 5\nnr_throttled 2\nthrottled_usec 700\n')
+            self.cgroup(pid, 'memory.stat',
+                        'active_anon 300\nactive_file 40\ninactive_anon 200\ninactive_file 50\nunevictable 0\npgfault 1234\npgmajfault 56\n')
+            self.cgroup(pid, 'memory.current', '1000\n')
+            self.cgroup(pid, 'memory.max', '4000\n')
+            self.cgroup(pid, 'memory.peak', '2500\n')
+            self.cgroup(pid, 'io.stat', '8:0 rbytes=100 wbytes=200 rios=1 wios=2\n252:0 rbytes=10 wbytes=20 rios=1 wios=1\n')
+            self.files['/proc/%d/net/dev' % pid] = (
+                'Inter-|   Receive                          |  Transmit\n'
+                ' face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed\n'
+                '    lo:  9999      99    9    9    0     0          0         0   9999      99    9    9    0     0       0          0\n'
+                '  eth0:  1000      10    1    2    0     0          0         0   2000      20    3    4    0     0       0          0\n'
+                '  eth1:   500       5    0    0    0     0          0         0   1000      10    0    0    0     0       0          0\n')
+
+    def cgroup(self, pid, name, contents):
+        self.files['/sys/fs/cgroup/scope%d/%s' % (pid, name)] = contents
+
+    def run_collector(self, settings=None, module=None):
+        module = module or render(settings if settings is not None else all_enabled())
+
+        def fake_docker(args):
+            if args[0] == 'stats':
+                return ''.join(json.dumps(entry) + '\n' for entry in self.stats.values())
+            if args[0] == 'ps':
+                return ' '.join(entry['Id'] for entry in self.inspect)
+            if args[0] == 'inspect':
+                return json.dumps(self.inspect)
+            if args[0] == 'info':
+                return json.dumps(self.info)
+            raise AssertionError('unexpected docker call: %s' % args)
+
+        module.docker = fake_docker
+        module.read_text = lambda path: self.files.get(path, '')
+        module.CGROUP_ROOT = '/sys/fs/cgroup'
+        buffer = io.StringIO()
+        with contextlib.redirect_stdout(buffer):
+            module.main()
+        self.output = buffer.getvalue()
+        return parse(self.output)
+
+
+class TestShippedDefaults(CollectorTestCase):
+
+    def test_defaults_emit_only_the_dashboard_fields(self):
+        # the Security Onion Performance dashboard queries exactly these five
+        points = self.run_collector(shipped_defaults())
+        emitted = {(measurement, field) for (measurement, _), (_, fields) in points.items() for field in fields}
+        self.assertEqual(emitted, {
+            ('docker_container_cpu', 'usage_percent'),
+            ('docker_container_mem', 'usage_percent'),
+            ('docker_container_net', 'rx_bytes'),
+            ('docker_container_status', 'uptime_ns'),
+            ('docker_container_status', 'oomkilled'),
+        })
+
+    def test_defaults_do_not_emit_the_opt_in_measurements(self):
+        points = self.run_collector(shipped_defaults())
+        measurements = {measurement for measurement, _ in points}
+        self.assertNotIn('docker', measurements)
+        self.assertNotIn('docker_container_blkio', measurements)
+        self.assertNotIn('docker_container_health', measurements)
+
+    def test_defaults_carry_the_tags_the_dashboard_filters_on(self):
+        points = self.run_collector(shipped_defaults())
+        tags, _ = points[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(tags['container_status'], 'running')
+        self.assertEqual(tags['cpu'], 'cpu-total')
+        # identity tags are opt in, so they must be absent by default
+        self.assertNotIn('container_image', tags)
+        self.assertNotIn('engine_host', tags)
+
+
+class TestToggles(CollectorTestCase):
+
+    def test_enabling_one_stat_adds_only_that_field(self):
+        settings = shipped_defaults()
+        settings['cpu']['usage_total'] = True
+        _, fields = self.run_collector(settings)[('docker_container_cpu', 'so-soc')]
+        self.assertIn('usage_total', fields)
+        self.assertNotIn('usage_in_usermode', fields)
+
+    def test_disabling_one_stat_leaves_its_neighbours(self):
+        settings = all_enabled()
+        settings['blkio']['io_service_bytes_recursive_read'] = False
+        _, fields = self.run_collector(settings)[('docker_container_blkio', 'so-soc')]
+        self.assertNotIn('io_service_bytes_recursive_read', fields)
+        self.assertIn('io_service_bytes_recursive_write', fields)
+
+    def test_identity_tags_are_added_when_enabled(self):
+        tags, _ = self.run_collector(all_enabled())[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(tags['container_image'], 'registry:5000/repo/img')
+        self.assertEqual(tags['container_version'], '3.4.0')
+        self.assertEqual(tags['engine_host'], 'sohost')
+        self.assertEqual(tags['server_version'], '29.2.1')
+
+    def test_everything_off_emits_nothing(self):
+        settings = {group: {field: False for field in fields} for group, fields in shipped_defaults().items()}
+        self.assertEqual(self.run_collector(settings), {})
+
+
+class TestFieldTypes(CollectorTestCase):
+    """inputs.docker wrote the cgroup and network counters as unsigned; influx treats u and i as
+    different field types, so a mismatch breaks queries spanning the change."""
+
+    def test_counter_fields_are_unsigned(self):
+        points = self.run_collector(all_enabled())
+        for measurement, field in (('docker_container_cpu', 'usage_total'),
+                                   ('docker_container_cpu', 'throttling_periods'),
+                                   ('docker_container_mem', 'usage'),
+                                   ('docker_container_mem', 'limit'),
+                                   ('docker_container_mem', 'pgfault'),
+                                   ('docker_container_net', 'rx_bytes'),
+                                   ('docker_container_blkio', 'io_service_bytes_recursive_read')):
+            _, fields = points[(measurement, 'so-soc')]
+            self.assertEqual(field_type(fields[field]), 'unsigned', '%s.%s' % (measurement, field))
+
+    def test_status_and_engine_fields_are_signed(self):
+        points = self.run_collector(all_enabled())
+        _, status = points[('docker_container_status', 'so-soc')]
+        for field in ('uptime_ns', 'pid', 'exitcode', 'restart_count', 'started_at'):
+            self.assertEqual(field_type(status[field]), 'integer', field)
+        _, engine = points[('docker', '')]
+        self.assertEqual(field_type(engine['n_containers']), 'integer')
+
+    def test_percentages_are_floats_and_ids_are_quoted_strings(self):
+        points = self.run_collector(all_enabled())
+        _, cpu = points[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(field_type(cpu['usage_percent']), 'float')
+        self.assertEqual(field_type(cpu['container_id']), 'string')
+        self.assertEqual(cpu['container_id'], '"%s"' % SOC_ID)
+        _, status = points[('docker_container_status', 'so-soc')]
+        self.assertEqual(field_type(status['oomkilled']), 'boolean')
+        _, health = points[('docker_container_health', 'so-nginx')]
+        self.assertEqual(health['health_status'], '"healthy"')
+
+
+class TestMemorySemantics(CollectorTestCase):
+
+    def test_usage_subtracts_reclaimable_page_cache(self):
+        # inputs.docker reports usage net of inactive_file: 1000 - 50
+        _, fields = self.run_collector(all_enabled())[('docker_container_mem', 'so-soc')]
+        self.assertEqual(fields['usage'], '950u')
+
+    def test_usage_percent_is_usage_over_limit(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_mem', 'so-soc')]
+        self.assertAlmostEqual(float(fields['usage_percent']), 950 / 4000 * 100.0)
+
+    def test_limit_falls_back_to_host_memory_when_unlimited(self):
+        for pid in (1001, 1002, 1003):
+            self.cgroup(pid, 'memory.max', 'max\n')
+        _, fields = self.run_collector(all_enabled())[('docker_container_mem', 'so-soc')]
+        self.assertEqual(fields['limit'], '%du' % (15625000 * 1024))
+
+    def test_max_usage_reports_the_cgroup_peak(self):
+        # the daemon reports 0 on cgroup v2, so this deliberately carries the real peak
+        _, fields = self.run_collector(all_enabled())[('docker_container_mem', 'so-soc')]
+        self.assertEqual(fields['max_usage'], '2500u')
+
+
+class TestCpuSemantics(CollectorTestCase):
+
+    def test_microsecond_counters_are_published_as_nanoseconds(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(fields['usage_total'], '1000000u')
+        self.assertEqual(fields['usage_in_usermode'], '600000u')
+        self.assertEqual(fields['usage_in_kernelmode'], '400000u')
+        self.assertEqual(fields['throttling_throttled_time'], '700000u')
+
+    def test_throttling_counts_are_not_scaled(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(fields['throttling_periods'], '5u')
+        self.assertEqual(fields['throttling_throttled_periods'], '2u')
+
+    def test_usage_system_is_host_wide_cpu_time(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(field_type(fields['usage_system']), 'unsigned')
+        self.assertNotEqual(fields['usage_system'], '0u')
+
+
+class TestNetwork(CollectorTestCase):
+
+    def test_counters_sum_interfaces_and_ignore_loopback(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_net', 'so-soc')]
+        self.assertEqual(fields['rx_bytes'], '1500u')
+        self.assertEqual(fields['rx_packets'], '15u')
+        self.assertEqual(fields['tx_bytes'], '3000u')
+        self.assertEqual(fields['rx_dropped'], '2u')
+
+    def test_host_network_containers_emit_no_row(self):
+        # inputs.docker skipped these: its Networks map is empty for --net=host
+        points = self.run_collector(all_enabled())
+        self.assertNotIn(('docker_container_net', 'so-telegraf'), points)
+        self.assertIn(('docker_container_net', 'so-soc'), points)
+
+    def test_total_tag_is_present(self):
+        tags, _ = self.run_collector(all_enabled())[('docker_container_net', 'so-soc')]
+        self.assertEqual(tags['network'], 'total')
+
+
+class TestBlkio(CollectorTestCase):
+
+    def test_counters_sum_devices(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_blkio', 'so-soc')]
+        self.assertEqual(fields['io_service_bytes_recursive_read'], '110u')
+        self.assertEqual(fields['io_service_bytes_recursive_write'], '220u')
+
+    def test_container_with_no_io_reports_zero_rather_than_disappearing(self):
+        for pid in (1001, 1002, 1003):
+            self.cgroup(pid, 'io.stat', '')
+        tags, fields = self.run_collector(all_enabled())[('docker_container_blkio', 'so-soc')]
+        self.assertEqual(fields['io_service_bytes_recursive_read'], '0u')
+        self.assertEqual(tags['device'], 'total')
+
+
+class TestStatus(CollectorTestCase):
+
+    def test_running_container_uptime_counts_from_start(self):
+        _, fields = self.run_collector(all_enabled())[('docker_container_status', 'so-soc')]
+        self.assertGreater(int(fields['uptime_ns'].rstrip('i')), 0)
+        self.assertNotIn('finished_at', fields)
+
+    def test_exited_container_reports_its_lifetime_and_finished_at(self):
+        self.inspect.append(container('so-idstools', IDSTOOLS_ID, 0, status='exited',
+                                      started='2026-09-24T10:00:00.000000000Z',
+                                      finished='2026-09-24T10:00:02.000000000Z', exitcode=3, restarts=1))
+        points = self.run_collector(all_enabled())
+        tags, fields = points[('docker_container_status', 'so-idstools')]
+        self.assertEqual(tags['container_status'], 'exited')
+        self.assertEqual(fields['uptime_ns'], '2000000000i')
+        self.assertEqual(fields['finished_at'], '1790244002000000000i')
+        self.assertEqual(fields['exitcode'], '3i')
+        self.assertEqual(fields['restart_count'], '1i')
+        # a stopped container has no live stats, so only the status row is emitted
+        self.assertNotIn(('docker_container_cpu', 'so-idstools'), points)
+
+    def test_health_is_emitted_only_for_containers_with_a_healthcheck(self):
+        points = self.run_collector(all_enabled())
+        self.assertIn(('docker_container_health', 'so-nginx'), points)
+        self.assertNotIn(('docker_container_health', 'so-soc'), points)
+
+    def test_oomkilled_is_reported(self):
+        self.inspect[0]['State']['OOMKilled'] = True
+        _, fields = self.run_collector(all_enabled())[('docker_container_status', 'so-soc')]
+        self.assertEqual(fields['oomkilled'], 'true')
+
+
+class TestEngineMeasurement(CollectorTestCase):
+
+    def test_engine_counts_come_from_docker_info(self):
+        _, fields = self.run_collector(all_enabled())[('docker', '')]
+        self.assertEqual(fields['n_containers'], '3i')
+        self.assertEqual(fields['n_cpus'], '8i')
+        self.assertEqual(fields['n_used_file_descriptors'], '77i')
+
+    def test_engine_is_published_as_two_points(self):
+        # inputs.docker emitted memory_total on its own point, so keep that shape
+        self.run_collector(all_enabled())
+        engine = [line for line in self.output.splitlines() if line.startswith('docker,')]
+        self.assertEqual(len(engine), 2)
+        self.assertTrue(any('memory_total=' in line for line in engine))
+        self.assertTrue(any('n_containers=' in line for line in engine))
+
+    def test_engine_rows_are_tagged_with_host_and_version(self):
+        tags, _ = self.run_collector(all_enabled())[('docker', '')]
+        self.assertEqual(tags['engine_host'], 'sohost')
+        self.assertEqual(tags['server_version'], '29.2.1')
+
+
+class TestLineProtocol(CollectorTestCase):
+
+    def test_tag_values_are_escaped(self):
+        self.inspect[0]['Name'] = '/odd name,with=chars'
+        self.stats['odd name,with=chars'] = self.stats.pop('so-soc')
+        self.stats['odd name,with=chars']['Name'] = 'odd name,with=chars'
+        output = self.run_collector(all_enabled())
+        self.assertIn(('docker_container_cpu', 'odd\\ name\\,with\\=chars'), output)
+
+    def test_image_without_a_tag_reports_version_unknown(self):
+        self.inspect[0]['Config']['Image'] = 'busybox'
+        tags, _ = self.run_collector(all_enabled())[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(tags['container_image'], 'busybox')
+        self.assertEqual(tags['container_version'], 'unknown')
+
+    def test_every_line_has_a_measurement_tagset_and_fieldset(self):
+        module = render(all_enabled())
+
+        def fake_docker(args):
+            if args[0] == 'stats':
+                return ''.join(json.dumps(entry) + '\n' for entry in self.stats.values())
+            if args[0] == 'ps':
+                return ' '.join(entry['Id'] for entry in self.inspect)
+            if args[0] == 'inspect':
+                return json.dumps(self.inspect)
+            return json.dumps(self.info)
+
+        module.docker = fake_docker
+        module.read_text = lambda path: self.files.get(path, '')
+        buffer = io.StringIO()
+        with contextlib.redirect_stdout(buffer):
+            module.main()
+        lines = [line for line in buffer.getvalue().splitlines() if line.strip()]
+        self.assertTrue(lines)
+        for line in lines:
+            head, fieldpart = split_on_space(line)
+            self.assertIn(',', head, line)
+            self.assertIn('=', fieldpart, line)
+            self.assertFalse(fieldpart.endswith(','), line)
+
+
+# group -> (measurement, the container whose row carries it)
+GROUP_TARGET = {
+    'engine': ('docker', ''),
+    'cpu': ('docker_container_cpu', 'so-soc'),
+    'mem': ('docker_container_mem', 'so-soc'),
+    'net': ('docker_container_net', 'so-soc'),
+    'blkio': ('docker_container_blkio', 'so-soc'),
+    'status': ('docker_container_status', 'so-soc'),
+    'health': ('docker_container_health', 'so-nginx'),
+}
+
+
+class TestEverySetting(CollectorTestCase):
+    """Whatever is offered in defaults.yaml has to actually be collectable. These tests are driven
+    off that file, so a new setting that is never wired up fails here rather than shipping."""
+
+    def setUp(self):
+        super().setUp()
+        # an exited container so status.finished_at has a value to report
+        self.inspect.append(container('so-idstools', IDSTOOLS_ID, 0, status='exited',
+                                      started='2026-09-24T10:00:00.000000000Z',
+                                      finished='2026-09-24T10:00:02.000000000Z'))
+
+    def test_every_setting_emits_its_field_when_enabled(self):
+        points = self.run_collector(all_enabled())
+        for group, fields in shipped_defaults().items():
+            if group == 'tags':
+                continue
+            measurement, name = GROUP_TARGET[group]
+            if group == 'status':
+                # finished_at only exists for a container that has actually exited
+                _, exited = points[(measurement, 'so-idstools')]
+                self.assertIn('finished_at', exited)
+            _, emitted = points[(measurement, name)]
+            for field in fields:
+                if group == 'status' and field == 'finished_at':
+                    continue
+                self.assertIn(field, emitted, '%s.%s is offered but never emitted' % (group, field))
+
+    def test_every_setting_is_individually_wired(self):
+        # enabling one stat on its own must produce exactly that field, proving each toggle is
+        # read rather than riding along with a neighbour
+        for group, fields in shipped_defaults().items():
+            if group == 'tags':
+                continue
+            measurement, name = GROUP_TARGET[group]
+            for field in fields:
+                settings = {other: {key: False for key in values} for other, values in shipped_defaults().items()}
+                settings[group][field] = True
+                target = 'so-idstools' if (group == 'status' and field == 'finished_at') else name
+                points = self.run_collector(settings)
+                self.assertIn((measurement, target), points, '%s.%s emitted no row' % (group, field))
+                _, emitted = points[(measurement, target)]
+                self.assertEqual(sorted(emitted), [field], '%s.%s did not emit itself alone' % (group, field))
+
+    def test_all_enabled_values_are_exact(self):
+        points = self.run_collector(all_enabled())
+        clock = os.sysconf('SC_CLK_TCK')
+        expected = {
+            ('docker_container_cpu', 'so-soc'): {
+                'usage_percent': '1.25', 'usage_total': '1000000u', 'usage_in_usermode': '600000u',
+                'usage_in_kernelmode': '400000u', 'usage_system': '%du' % int(1000 * 10**9 / clock),
+                'throttling_periods': '5u', 'throttling_throttled_periods': '2u',
+                'throttling_throttled_time': '700000u', 'container_id': '"%s"' % SOC_ID,
+            },
+            ('docker_container_mem', 'so-soc'): {
+                'usage': '950u', 'limit': '4000u', 'max_usage': '2500u', 'active_anon': '300u',
+                'active_file': '40u', 'inactive_anon': '200u', 'inactive_file': '50u',
+                'unevictable': '0u', 'pgfault': '1234u', 'pgmajfault': '56u',
+                'usage_percent': '23.75', 'container_id': '"%s"' % SOC_ID,
+            },
+            ('docker_container_net', 'so-soc'): {
+                'rx_bytes': '1500u', 'rx_packets': '15u', 'rx_errors': '1u', 'rx_dropped': '2u',
+                'tx_bytes': '3000u', 'tx_packets': '30u', 'tx_errors': '3u', 'tx_dropped': '4u',
+                'container_id': '"%s"' % SOC_ID,
+            },
+            ('docker_container_blkio', 'so-soc'): {
+                'io_service_bytes_recursive_read': '110u',
+                'io_service_bytes_recursive_write': '220u', 'container_id': '"%s"' % SOC_ID,
+            },
+            ('docker', ''): {
+                'n_containers': '3i', 'n_containers_running': '3i', 'n_containers_stopped': '0i',
+                'n_containers_paused': '0i', 'n_images': '9i', 'n_cpus': '8i', 'n_goroutines': '42i',
+                'n_used_file_descriptors': '77i', 'n_listener_events': '1i',
+                'memory_total': '16000000000i',
+            },
+            ('docker_container_health', 'so-nginx'): {
+                'health_status': '"healthy"', 'failing_streak': '0i',
+            },
+        }
+        for key, fields in expected.items():
+            _, emitted = points[key]
+            for field, value in fields.items():
+                self.assertEqual(emitted[field], value, '%s %s' % (key[0], field))
+
+    def test_status_values_are_exact(self):
+        # uptime is relative to now, so it is checked separately from the fixed fields
+        points = self.run_collector(all_enabled())
+        _, running = points[('docker_container_status', 'so-soc')]
+        self.assertEqual(running['pid'], '1001i')
+        self.assertEqual(running['exitcode'], '0i')
+        self.assertEqual(running['restart_count'], '0i')
+        self.assertEqual(running['oomkilled'], 'false')
+        self.assertEqual(running['container_id'], '"%s"' % SOC_ID)
+        self.assertEqual(int(running['started_at'].rstrip('i')) // 10**9, 1790244000)
+        self.assertGreater(int(running['uptime_ns'].rstrip('i')), 0)
+        _, exited = points[('docker_container_status', 'so-idstools')]
+        self.assertEqual(exited['uptime_ns'], '2000000000i')
+        self.assertEqual(exited['finished_at'], '1790244002000000000i')
+
+    def test_tags_identity_toggle_controls_the_identity_tags(self):
+        settings = shipped_defaults()
+        settings['tags']['identity'] = False
+        tags, _ = self.run_collector(settings)[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(sorted(tags), ['container_name', 'container_status', 'cpu'])
+        settings['tags']['identity'] = True
+        tags, _ = self.run_collector(settings)[('docker_container_cpu', 'so-soc')]
+        self.assertEqual(sorted(tags), ['container_image', 'container_name', 'container_status',
+                                        'container_version', 'cpu', 'engine_host', 'server_version'])
+
+    def test_identity_tags_cover_every_documented_tag(self):
+        tags, _ = self.run_collector(all_enabled())[('docker_container_cpu', 'so-soc')]
+        for tag in ('container_image', 'container_version', 'engine_host', 'server_version'):
+            self.assertIn(tag, tags)
+
+
+class TestTemplate(unittest.TestCase):
+
+    def test_template_renders_to_valid_python_for_the_shipped_defaults(self):
+        with open(TEMPLATE) as handle:
+            source = handle.read()
+        rendered = jinja2.Template(source, keep_trailing_newline=True).render(CONTAINER_STATS=shipped_defaults())
+        compile(rendered, 'so-container-stats', 'exec')
+        self.assertNotIn('{%', rendered)
+        # the docker format strings must survive rendering untouched
+        self.assertIn('{{json .}}', rendered)
+
+    def test_every_annotated_setting_exists_in_defaults(self):
+        # SOC reads both trees; an annotation without a default cannot be reverted in the UI
+        with open(os.path.join(HERE, '..', '..', 'soc_telegraf.yaml')) as handle:
+            annotated = yaml.safe_load(handle)['telegraf']['container_stats']
+        defaults = shipped_defaults()
+        for group, fields in annotated.items():
+            self.assertIn(group, defaults)
+            for field in fields:
+                self.assertIn(field, defaults[group], '%s.%s annotated but missing from defaults' % (group, field))
+
+    def test_every_default_setting_is_annotated_for_soc(self):
+        with open(os.path.join(HERE, '..', '..', 'soc_telegraf.yaml')) as handle:
+            annotated = yaml.safe_load(handle)['telegraf']['container_stats']
+        for group, fields in shipped_defaults().items():
+            self.assertIn(group, annotated)
+            for field in fields:
+                self.assertIn(field, annotated[group], '%s.%s missing a SOC annotation' % (group, field))
+
+
+if __name__ == '__main__':
+    unittest.main()

salt/zeek/config.sls

@@ -23,6 +23,7 @@ zeek:
     - gid: 937
     - home: /opt/so/conf/zeek
     - createhome: False
+    - shell: /sbin/nologin
 
 # Create some directories
 zeekpolicydir:

setup/so-functions

@@ -1611,6 +1611,7 @@ reserve_group_ids() {
 	logCmd "groupadd -g 949 elastic-agent"
 	logCmd "groupadd -g 947 elastic-fleet"
 	logCmd "groupadd -g 960 kafka"
+	logCmd "groupadd -g 961 somon"
 }
 
 reserve_ports() {