mirror of https://github.com/zulip/zulip.git
58 lines
1.5 KiB
Bash
Executable File
58 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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set -e
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if [ "$EUID" -ne 0 ]; then
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echo "Error: This script must be run as root" >&2
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exit 1
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fi
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set -x
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# What user should we use for connecting to the database
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POSTGRES_USER="${POSTGRES_USER:-postgres}"
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# We pipe this output through cat to ensure we always get return code 0
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# We have to do this because on production database zulip may not exist, so psql
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# will fail with return code 2. Because set -e is on, this will cause the script
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# to bail.
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records=$(su "$POSTGRES_USER" -c "psql -Atc 'SELECT COUNT(*) FROM zulip.zerver_message;' zulip" | cat)
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if [[ $records -gt 200 ]]
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then
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set +x
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echo "WARNING: This will delete your Zulip database which currently contains $records messages."
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read -p "Do you want to proceed? " -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]
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then
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exit 1
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fi
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set -x
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fi
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# Shut down all services to ensure a quiescent state.
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if [ -e "/var/run/supervisor.sock" ]; then
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supervisorctl stop all
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fi
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# Drop any open connections to any old database. Hackishly call using
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# `source`, because postgres user may not be able to read this directory
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# if unpacked by root.
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# shellcheck source=/dev/null
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source "$(dirname "$0")/terminate-psql-sessions" postgres zulip zulip_base
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(
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# Make sure the current working directory is readable by postgres
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cd /
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su "$POSTGRES_USER" -c psql <<EOF
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DROP DATABASE IF EXISTS zulip;
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EOF
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"$(dirname "$0")/postgres-create-db"
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)
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# Clear memcached to avoid contamination from previous database state
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"$(dirname "$0")/flush-memcached"
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echo "Database created"
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