76 lines
2.5 KiB
Bash
Executable File
76 lines
2.5 KiB
Bash
Executable File
#!/bin/sh
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# guide: https://levans.fr/shrink-synapse-database.html
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# doc: https://matrix-org.github.io/synapse/develop/admin_api/purge_history_api.html
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synapse_log='/var/log/matrix-synapse/homeserver.log'
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read -p "synapse admin API access_token: " token
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read -p "history to keep (date range with no spaces, eg 1month, 1day): " range
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# timestamps are in milliseconds since the epoch
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ts_history="$(date -d-${range} +%s)000"
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ts_media="$(date -d-1month +%s)000"
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get_obsolete_rooms () {
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tmpf=$(mktemp)
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curl --silent -H "Authorization: Bearer $token" \
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"localhost:8008/_synapse/admin/v1/rooms" \
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| jq '.rooms[] | select(.joined_local_members == 0) | .room_id' \
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| sed 's/"//g'
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}
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get_synapse_version () {
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curl --silent --ssl -H "Authorization: Bearer $token" \
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"localhost:8008/_synapse/admin/v1/server_version"
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}
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get_all_rooms () {
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curl --silent -H "Authorization: Bearer $token" \
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"localhost:8008/_synapse/admin/v1/rooms" \
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| jq '.rooms[].room_id' \
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| sed 's/"//g'
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}
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purge_obsolete_rooms () {
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for room_id in $(get_obsolete_rooms); do
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curl --silent --ssl -X POST --header "Content-Type: application/json" \
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--header "Authorization: Bearer $token" \
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-d "{ \"room_id\": \"$room_id\" }" \
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"localhost:8008/_synapse/admin/v1/purge_room" \
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| jq
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done
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}
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purge_history () {
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# note: to delete local events as well, do:
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# -d "{ \"delete_local_events\": true, ... }"
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for room_id ; do
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json=$(curl --silent --ssl -X POST \
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--header "Content-Type: application/json" \
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--header "Authorization: Bearer $token" \
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-d "{ \"delete_local_events\": false, \"purge_up_to_ts\": $ts_history }" \
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"localhost:8008/_synapse/admin/v1/purge_history/${room_id}")
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echo $json | jq
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if echo $json | grep -q 'purge_id'; then
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echo "waiting for purge to complete..."
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tail -n 0 -f $synapse_log \
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| sed '/\[purge\] complete/q' > /dev/null
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echo "purge completed."
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fi
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done
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echo "it is recommended to run VACUUM FULL on the database now"
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echo "(note: VACUUM FULL requires up to 50% of the disk be available)"
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}
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purge_media_cache () {
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curl --silent -X POST --ssl \
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--header "Authorization: Bearer $token" -d '' \
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"localhost:8008/_synapse/admin/v1/purge_media_cache?before_ts=${ts_media}" \
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| jq
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}
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purge_obsolete_rooms
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purge_history $(get_all_rooms)
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purge_media_cache
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