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stop services during satellite recording and image processing #777

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stop services during satellite recording and image processing #777

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2 changes: 2 additions & 0 deletions ansible/roles/common/templates/noaa-v2.conf.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -107,3 +107,5 @@ WEB_SERVER_NAME={{ web_server_name }}
ENABLE_SATVIS={{ enable_satvis|lower }}
ENABLE_TLS={{ enable_tls|lower }}
ENABLE_NON_TLS={{ enable_non_tls|lower }}
PAUSE_SERVICES={{ pause_services }}
PAUSE_SERVICES_RESTART_IMMEDIATELY={{ pause_services_restart_immediately|lower }}
8 changes: 8 additions & 0 deletions config/settings.yml
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Expand Up @@ -287,4 +287,12 @@ slack_push_url: ''
slack_push_to: ''
slack_link: 'https://XXXX/captures/listImages'
enable_matrix_push: false

# To save RAM or maybe when using the same SDR for other services, outside NOAA/Meteor passes,
# we can stop certain services (separated by comma) before recording starts.
# These services will be restarted, defined by 'pause_services_restart_immediately':
# - true : immediately after recording, before image processing starts
# - false: at the end, when all image processing is done
pause_services: ''
pause_services_restart_immediately: true
...
4 changes: 4 additions & 0 deletions config/settings_schema.json
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Expand Up @@ -180,6 +180,8 @@
"type": "string",
"required": "false"
},
"pause_services": { "type": "string" },
"pause_services_restart_immediately": { "type": "boolean" },
"enable_email_schedule_push": { "type": "boolean" },
"enable_discord_push": { "type": "boolean" },
"discord_noaa_webhook_url": { "type": "string" },
Expand Down Expand Up @@ -285,6 +287,8 @@
"delete_oldest_n",
"delete_older_than_n",
"disable_wifi_power_mgmt",
"pause_services",
"pause_services_restart_immediately",
"enable_email_push",
"email_push_address",
"enable_email_schedule_push",
Expand Down
28 changes: 28 additions & 0 deletions scripts/receive_meteor.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -98,6 +98,12 @@ else
bias_tee_option=""
fi

# if there are services we have to stop during recording, we have to stop them now
for svc in ${PAUSE_SERVICES}; do
log "Stopping service $svc" "INFO"
sudo service $svc stop
done

# check if there is enough free memory to store pass on RAM
FREE_MEMORY=$(free -m | grep Mem | awk '{print $7}')
if [ "$FREE_MEMORY" -lt $METEOR_M2_MEMORY_THRESHOLD ]; then
Expand Down Expand Up @@ -184,6 +190,16 @@ fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

# if there are services we have to stop during recording, we can restart them now, if they have to start immediately after recording / capturing
if [[ "${PAUSE_SERVICES_RESTART_IMMEDIATELY}" == "true" ]]; then
for svc in ${PAUSE_SERVICES}; do
log "Starting service (immediately after recording) $svc" "INFO"
sudo service $svc start
done
fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

if [[ "$METEOR_RECEIVER" == "rtl_fm" || "$METEOR_RECEIVER" == "gnuradio" || "$METEOR_RECEIVER" == "satdump_record" ]]; then
if [[ "${PRODUCE_SPECTROGRAM}" == "true" ]]; then
log "Producing spectrogram" "INFO"
Expand Down Expand Up @@ -451,6 +467,18 @@ else
log "No images found, not pushing anything" "INFO"
fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

# if there are services we have to stop during recording, we can restart them now, if they have to start at the end of processing
if [[ "${PAUSE_SERVICES_RESTART_IMMEDIATELY}" == "false" ]]; then
for svc in ${PAUSE_SERVICES}; do
log "Starting service (at the end of processing) $svc" "INFO"
sudo service $svc start
done
fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

# calculate and report total time for capture
TIMER_END=$(date '+%s')
DIFF=$(($TIMER_END - $TIMER_START))
Expand Down
28 changes: 28 additions & 0 deletions scripts/receive_noaa.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,12 @@ AUDIO_FILE_BASE="${NOAA_AUDIO_OUTPUT}/${FILENAME_BASE}"
IMAGE_FILE_BASE="${IMAGE_OUTPUT}/${FILENAME_BASE}"
IMAGE_THUMB_BASE="${IMAGE_OUTPUT}/thumb/${FILENAME_BASE}"

# if there are services we have to stop during recording, we have to stop them now
for svc in ${PAUSE_SERVICES}; do
log "Stopping service $svc" "INFO"
sudo service $svc stop
done

# check if there is enough free memory to store pass on RAM
FREE_MEMORY=$(free -m | grep Mem | awk '{print $7}')
if [ "$FREE_MEMORY" -lt $NOAA_MEMORY_THRESHOLD ]; then
Expand Down Expand Up @@ -186,6 +192,16 @@ sleep 2

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

# if there are services we have to stop during recording, we can restart them now, if they have to start immediately after recording / capturing
if [[ "${PAUSE_SERVICES_RESTART_IMMEDIATELY}" == "true" ]]; then
for svc in ${PAUSE_SERVICES}; do
log "Starting service (immediately after recording) $svc" "INFO"
sudo service $svc start
done
fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

if [ -f "${RAMFS_AUDIO_BASE}.wav" ]; then

push_file_list=""
Expand Down Expand Up @@ -437,6 +453,18 @@ else
log "No images found - not pushing anywhere" "INFO"
fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

# if there are services we have to stop during recording, we can restart them now, if they have to start at the end of processing
if [[ "${PAUSE_SERVICES_RESTART_IMMEDIATELY}" == "false" ]]; then
for svc in ${PAUSE_SERVICES}; do
log "Starting service (at the end of processing) $svc" "INFO"
sudo service $svc start
done
fi

#---------------------------------------------------------------------------------------------------------------------------------------------------------------------

# calculate and report total time for capture
TIMER_END=$(date '+%s')
DIFF=$(($TIMER_END - $TIMER_START))
Expand Down