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Snap: Migrate MongoDB from 3 to 7 only when "snap set wekan migrate-mongodb='true'". Not automatically.

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Thanks to xet7 !
This commit is contained in:
Lauri Ojansivu 2025-10-11 07:42:51 +03:00
parent cd0cd64849
commit ae01ea576c
5 changed files with 239 additions and 98 deletions
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61
snap-src/bin/mongodb-control
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@ -1,5 +1,9 @@
#!/bin/bash
# MongoDB Control Script
# IMPORTANT: Migration is only triggered when MIGRATE_MONGODB=true environment variable is set
# IMPORTANT: No snap settings or channel changes are made during migration
# get wekan/mongo settings
source $SNAP/bin/wekan-read-settings
@ -9,7 +13,7 @@ if [ "true" == "${DISABLE_MONGODB}" ]; then
exit 0
fi
# Check if MongoDB migration is needed and handle it
# Migration checking and handling - controlled by MIGRATE_MONGODB environment variable
MIGRATION_STATUS="${SNAP_COMMON}/mongodb-migration-status.json"
MIGRATION_LOG="${SNAP_COMMON}/mongodb-migration-log.txt"
REVERT_FILE="${SNAP_COMMON}/revert-mongodb-migration.txt"
@ -33,10 +37,23 @@ check_migration_needed() {
return 1
}
# Handle migration
# Handle migration - only if MIGRATE_MONGODB=true
handle_migration() {
echo "MongoDB migration needed, starting migration process..."
# Stop Wekan (meteor) process before migration
echo "Stopping Wekan (meteor) process for migration..."
snapctl stop --disable ${SNAP_NAME}.wekan || true
snapctl stop --disable ${SNAP_NAME} || true
# Wait a moment for processes to stop
sleep 2
# Kill any remaining meteor/node processes
pkill -f "node.*main.js" || true
pkill -f "meteor" || true
sleep 1
# Start migration web interface in background
$SNAP/bin/mongodb-migration-web &
local web_pid=$!
@ -51,6 +68,11 @@ handle_migration() {
kill "$web_pid" 2>/dev/null || true
rm -f "${SNAP_COMMON}/migration-web.pid"
fi
# Clean up temporary Node.js server file
rm -f "${SNAP_COMMON}/migration-web-server.js"
echo "Migration completed. Wekan will be restarted automatically."
else
echo "MongoDB migration failed"
# Kill migration web interface
@ -59,21 +81,48 @@ handle_migration() {
kill "$web_pid" 2>/dev/null || true
rm -f "${SNAP_COMMON}/migration-web.pid"
fi
# Clean up temporary Node.js server file
rm -f "${SNAP_COMMON}/migration-web-server.js"
exit 1
fi
}
# Check if revert is requested
if [ -f "$REVERT_FILE" ]; then
echo "Revert requested, stopping MongoDB and reverting migration..."
echo "Revert requested, stopping Wekan and MongoDB, then reverting migration..."
# Stop Wekan (meteor) process before revert
echo "Stopping Wekan (meteor) process for revert..."
snapctl stop --disable ${SNAP_NAME}.wekan || true
snapctl stop --disable ${SNAP_NAME} || true
# Wait a moment for processes to stop
sleep 2
# Kill any remaining meteor/node processes
pkill -f "node.*main.js" || true
pkill -f "meteor" || true
sleep 1
# Stop MongoDB
snapctl stop --disable ${SNAP_NAME}.mongodb
# Run migration (which will handle revert)
$SNAP/bin/mongodb-migrate
exit $?
fi
# Check if migration is needed
if check_migration_needed; then
handle_migration
# Check if migration is needed - only if MIGRATE_MONGODB=true
if [ "$MIGRATE_MONGODB" = "true" ]; then
if check_migration_needed; then
handle_migration
else
echo "MIGRATE_MONGODB=true but no migration needed"
fi
else
echo "MIGRATE_MONGODB not set to 'true' - skipping migration check"
fi
# make sure we have set minimum env variables for locale