mirror of
https://github.com/ClickHouse/ClickHouse.git
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81 lines
2.6 KiB
Bash
Executable File
81 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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# shellcheck disable=SC2015
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# Useful to run queries in parallel sessions
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function tx()
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{
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tx_num=$1
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query=$2
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session="${CLICKHOUSE_TEST_ZOOKEEPER_PREFIX}_tx$tx_num"
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query_id="${session}_${RANDOM}"
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url_without_session="https://${CLICKHOUSE_HOST}:${CLICKHOUSE_PORT_HTTPS}/?"
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url="${url_without_session}session_id=$session&query_id=$query_id&database=$CLICKHOUSE_DATABASE&apply_mutations_on_fly=0"
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${CLICKHOUSE_CURL} -m 90 -sSk "$url" --data "$query" | sed "s/^/tx$tx_num\t/"
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}
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# Waits for the last query in session to finish
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function tx_wait() {
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tx_num=$1
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session="${CLICKHOUSE_TEST_ZOOKEEPER_PREFIX}_tx$tx_num"
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# try get pid of previous query
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query_pid=""
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tmp_file_name="${CLICKHOUSE_TMP}/tmp_tx_${CLICKHOUSE_TEST_ZOOKEEPER_PREFIX}"
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query_id_and_pid=$(grep -F "$session" "$tmp_file_name" 2>/dev/null | tail -1) ||:
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read -r query_id query_pid <<< "$query_id_and_pid" ||:
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# wait for previous query in transaction
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if [ -n "$query_pid" ]; then
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timeout 5 tail --pid=$query_pid -f /dev/null && return ||:
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fi
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# there is no pid (or maybe we got wrong one), so wait using system.processes (it's less reliable)
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count=0
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while [[ $($CLICKHOUSE_CLIENT -q "SELECT count() FROM system.processes WHERE query_id LIKE '$session%'") -gt 0 ]]; do
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sleep 0.5
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count=$((count+1))
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if [ "$count" -gt 120 ]; then
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echo "timeout while waiting for $tx_num"
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break
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fi
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done;
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}
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# Wait for previous query in session to finish, starts new one asynchronously
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function tx_async()
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{
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tx_num=$1
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query=$2
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tx_wait "$tx_num"
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session="${CLICKHOUSE_TEST_ZOOKEEPER_PREFIX}_tx$tx_num"
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query_id="${session}_${RANDOM}"
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url_without_session="https://${CLICKHOUSE_HOST}:${CLICKHOUSE_PORT_HTTPS}/?"
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url="${url_without_session}session_id=$session&query_id=$query_id&database=$CLICKHOUSE_DATABASE&apply_mutations_on_fly=0"
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# We cannot be sure that query will actually start execution and appear in system.processes before the next call to tx_wait
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# Also we cannot use global map in bash to store last query_id for each tx_num, so we use tmp file...
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tmp_file_name="${CLICKHOUSE_TMP}/tmp_tx_${CLICKHOUSE_TEST_ZOOKEEPER_PREFIX}"
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# run query asynchronously
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${CLICKHOUSE_CURL} -m 90 -sSk "$url" --data "$query" | sed "s/^/tx$tx_num\t/" &
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query_pid=$!
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echo -e "$query_id\t$query_pid" >> "$tmp_file_name"
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}
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# Wait for previous query in session to finish, execute the next one synchronously
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function tx_sync()
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{
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tx_num=$1
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query=$2
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tx_wait "$tx_num"
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tx "$tx_num" "$query"
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}
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# vi: ft=bash
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