mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-26 01:22:04 +00:00
185 lines
7.8 KiB
Bash
Executable File
185 lines
7.8 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# This script sets up export of system log tables to a remote server.
|
|
# Remote tables are created if not exist, and augmented with extra columns,
|
|
# and their names will contain a hash of the table structure,
|
|
# which allows exporting tables from servers of different versions.
|
|
|
|
# Config file contains KEY=VALUE pairs with any necessary parameters like:
|
|
# CLICKHOUSE_CI_LOGS_HOST - remote host
|
|
# CLICKHOUSE_CI_LOGS_USER - password for user
|
|
# CLICKHOUSE_CI_LOGS_PASSWORD - password for user
|
|
CLICKHOUSE_CI_LOGS_CREDENTIALS=${CLICKHOUSE_CI_LOGS_CREDENTIALS:-/tmp/export-logs-config.sh}
|
|
CLICKHOUSE_CI_LOGS_USER=${CLICKHOUSE_CI_LOGS_USER:-ci}
|
|
|
|
# Pre-configured destination cluster, where to export the data
|
|
CLICKHOUSE_CI_LOGS_CLUSTER=${CLICKHOUSE_CI_LOGS_CLUSTER:-system_logs_export}
|
|
|
|
EXTRA_COLUMNS=${EXTRA_COLUMNS:-"pull_request_number UInt32, commit_sha String, check_start_time DateTime('UTC'), check_name LowCardinality(String), instance_type LowCardinality(String), instance_id String, INDEX ix_pr (pull_request_number) TYPE set(100), INDEX ix_commit (commit_sha) TYPE set(100), INDEX ix_check_time (check_start_time) TYPE minmax, "}
|
|
EXTRA_COLUMNS_EXPRESSION=${EXTRA_COLUMNS_EXPRESSION:-"CAST(0 AS UInt32) AS pull_request_number, '' AS commit_sha, now() AS check_start_time, toLowCardinality('') AS check_name, toLowCardinality('') AS instance_type, '' AS instance_id"}
|
|
EXTRA_ORDER_BY_COLUMNS=${EXTRA_ORDER_BY_COLUMNS:-"check_name, "}
|
|
|
|
# trace_log needs more columns for symbolization
|
|
EXTRA_COLUMNS_TRACE_LOG="${EXTRA_COLUMNS} symbols Array(LowCardinality(String)), lines Array(LowCardinality(String)), "
|
|
EXTRA_COLUMNS_EXPRESSION_TRACE_LOG="${EXTRA_COLUMNS_EXPRESSION}, arrayMap(x -> toLowCardinality(demangle(addressToSymbol(x))), trace) AS symbols, arrayMap(x -> toLowCardinality(addressToLine(x)), trace) AS lines"
|
|
|
|
|
|
function __set_connection_args
|
|
{
|
|
# It's impossible to use generous $CONNECTION_ARGS string, it's unsafe from word splitting perspective.
|
|
# That's why we must stick to the generated option
|
|
CONNECTION_ARGS=(
|
|
--receive_timeout=45 --send_timeout=45 --secure
|
|
--user "${CLICKHOUSE_CI_LOGS_USER}" --host "${CLICKHOUSE_CI_LOGS_HOST}"
|
|
--password "${CLICKHOUSE_CI_LOGS_PASSWORD}"
|
|
)
|
|
}
|
|
|
|
function __shadow_credentials
|
|
{
|
|
# The function completely screws the output, it shouldn't be used in normal functions, only in ()
|
|
# The only way to substitute the env as a plain text is using perl 's/\Qsomething\E/another/
|
|
exec &> >(perl -pe '
|
|
s(\Q$ENV{CLICKHOUSE_CI_LOGS_HOST}\E)[CLICKHOUSE_CI_LOGS_HOST]g;
|
|
s(\Q$ENV{CLICKHOUSE_CI_LOGS_USER}\E)[CLICKHOUSE_CI_LOGS_USER]g;
|
|
s(\Q$ENV{CLICKHOUSE_CI_LOGS_PASSWORD}\E)[CLICKHOUSE_CI_LOGS_PASSWORD]g;
|
|
')
|
|
}
|
|
|
|
function check_logs_credentials
|
|
(
|
|
# The function connects with given credentials, and if it's unable to execute the simplest query, returns exit code
|
|
|
|
# First check, if all necessary parameters are set
|
|
set +x
|
|
for parameter in CLICKHOUSE_CI_LOGS_HOST CLICKHOUSE_CI_LOGS_USER CLICKHOUSE_CI_LOGS_PASSWORD; do
|
|
export -p | grep -q "$parameter" || {
|
|
echo "Credentials parameter $parameter is unset"
|
|
return 1
|
|
}
|
|
done
|
|
|
|
__shadow_credentials
|
|
__set_connection_args
|
|
local code
|
|
# Catch both success and error to not fail on `set -e`
|
|
clickhouse-client "${CONNECTION_ARGS[@]}" -q 'SELECT 1 FORMAT Null' && return 0 || code=$?
|
|
if [ "$code" != 0 ]; then
|
|
echo 'Failed to connect to CI Logs cluster'
|
|
return $code
|
|
fi
|
|
)
|
|
|
|
function config_logs_export_cluster
|
|
(
|
|
# The function is launched in a separate shell instance to not expose the
|
|
# exported values from CLICKHOUSE_CI_LOGS_CREDENTIALS
|
|
set +x
|
|
if ! [ -r "${CLICKHOUSE_CI_LOGS_CREDENTIALS}" ]; then
|
|
echo "File $CLICKHOUSE_CI_LOGS_CREDENTIALS does not exist, do not setup"
|
|
return
|
|
fi
|
|
set -a
|
|
# shellcheck disable=SC1090
|
|
source "${CLICKHOUSE_CI_LOGS_CREDENTIALS}"
|
|
set +a
|
|
__shadow_credentials
|
|
echo "Checking if the credentials work"
|
|
check_logs_credentials || return 0
|
|
cluster_config="${1:-/etc/clickhouse-server/config.d/system_logs_export.yaml}"
|
|
mkdir -p "$(dirname "$cluster_config")"
|
|
echo "remote_servers:
|
|
${CLICKHOUSE_CI_LOGS_CLUSTER}:
|
|
shard:
|
|
replica:
|
|
secure: 1
|
|
user: '${CLICKHOUSE_CI_LOGS_USER}'
|
|
host: '${CLICKHOUSE_CI_LOGS_HOST}'
|
|
port: 9440
|
|
password: '${CLICKHOUSE_CI_LOGS_PASSWORD}'
|
|
" > "$cluster_config"
|
|
echo "Cluster ${CLICKHOUSE_CI_LOGS_CLUSTER} is confugured in ${cluster_config}"
|
|
)
|
|
|
|
function setup_logs_replication
|
|
(
|
|
# The function is launched in a separate shell instance to not expose the
|
|
# exported values from CLICKHOUSE_CI_LOGS_CREDENTIALS
|
|
set +x
|
|
# disable output
|
|
if ! [ -r "${CLICKHOUSE_CI_LOGS_CREDENTIALS}" ]; then
|
|
echo "File $CLICKHOUSE_CI_LOGS_CREDENTIALS does not exist, do not setup"
|
|
return 0
|
|
fi
|
|
set -a
|
|
# shellcheck disable=SC1090
|
|
source "${CLICKHOUSE_CI_LOGS_CREDENTIALS}"
|
|
set +a
|
|
__shadow_credentials
|
|
echo "Checking if the credentials work"
|
|
check_logs_credentials || return 0
|
|
__set_connection_args
|
|
|
|
echo 'Create all configured system logs'
|
|
clickhouse-client --query "SYSTEM FLUSH LOGS"
|
|
|
|
# It's doesn't make sense to try creating tables if SYNC fails
|
|
echo "SYSTEM SYNC DATABASE REPLICA default" | clickhouse-client "${CONNECTION_ARGS[@]}" || return 0
|
|
|
|
# For each system log table:
|
|
echo 'Create %_log tables'
|
|
clickhouse-client --query "SHOW TABLES FROM system LIKE '%\\_log'" | while read -r table
|
|
do
|
|
if [[ "$table" = "trace_log" ]]
|
|
then
|
|
EXTRA_COLUMNS_FOR_TABLE="${EXTRA_COLUMNS_TRACE_LOG}"
|
|
EXTRA_COLUMNS_EXPRESSION_FOR_TABLE="${EXTRA_COLUMNS_EXPRESSION_TRACE_LOG}"
|
|
else
|
|
EXTRA_COLUMNS_FOR_TABLE="${EXTRA_COLUMNS}"
|
|
EXTRA_COLUMNS_EXPRESSION_FOR_TABLE="${EXTRA_COLUMNS_EXPRESSION}"
|
|
fi
|
|
|
|
# Calculate hash of its structure. Note: 4 is the version of extra columns - increment it if extra columns are changed:
|
|
hash=$(clickhouse-client --query "
|
|
SELECT sipHash64(9, groupArray((name, type)))
|
|
FROM (SELECT name, type FROM system.columns
|
|
WHERE database = 'system' AND table = '$table'
|
|
ORDER BY position)
|
|
")
|
|
|
|
# Create the destination table with adapted name and structure:
|
|
statement=$(clickhouse-client --format TSVRaw --query "SHOW CREATE TABLE system.${table}" | sed -r -e '
|
|
s/^\($/('"$EXTRA_COLUMNS_FOR_TABLE"'/;
|
|
s/ORDER BY \(/ORDER BY ('"$EXTRA_ORDER_BY_COLUMNS"'/;
|
|
s/^CREATE TABLE system\.\w+_log$/CREATE TABLE IF NOT EXISTS '"$table"'_'"$hash"'/;
|
|
/^TTL /d
|
|
')
|
|
|
|
echo -e "Creating remote destination table ${table}_${hash} with statement:\n${statement}" >&2
|
|
|
|
echo "$statement" | clickhouse-client --database_replicated_initial_query_timeout_sec=10 \
|
|
--distributed_ddl_task_timeout=30 \
|
|
"${CONNECTION_ARGS[@]}" || continue
|
|
|
|
echo "Creating table system.${table}_sender" >&2
|
|
|
|
# Create Distributed table and materialized view to watch on the original table:
|
|
clickhouse-client --query "
|
|
CREATE TABLE system.${table}_sender
|
|
ENGINE = Distributed(${CLICKHOUSE_CI_LOGS_CLUSTER}, default, ${table}_${hash})
|
|
SETTINGS flush_on_detach=0
|
|
EMPTY AS
|
|
SELECT ${EXTRA_COLUMNS_EXPRESSION_FOR_TABLE}, *
|
|
FROM system.${table}
|
|
" || continue
|
|
|
|
echo "Creating materialized view system.${table}_watcher" >&2
|
|
|
|
clickhouse-client --query "
|
|
CREATE MATERIALIZED VIEW system.${table}_watcher TO system.${table}_sender AS
|
|
SELECT ${EXTRA_COLUMNS_EXPRESSION_FOR_TABLE}, *
|
|
FROM system.${table}
|
|
" || continue
|
|
done
|
|
)
|