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ansible-galera/templates/etc/mysql/my.cnf.j2
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[client] | |
port = 3306 | |
socket = /var/run/mysqld/mysqld.sock | |
[mysqld_safe] | |
socket = /var/run/mysqld/mysqld.sock | |
nice = 0 | |
[mysqld] | |
bind_address = {{ galera_conf['bind_address'] }} | |
user = mysql | |
pid-file = /var/run/mysqld/mysqld.pid | |
socket = /var/run/mysqld/mysqld.sock | |
port = 3306 | |
basedir = /usr | |
datadir = /var/lib/mysql | |
default_storage_engine = InnoDB | |
tmpdir = /tmp | |
skip-name-resolve | |
lc-messages-dir = /usr/share/mysql | |
skip-external-locking | |
key_buffer = 16M | |
max_connections = 100 | |
max_allowed_packet = 16M | |
thread_stack = 192K | |
thread_cache_size = 8 | |
myisam-recover = BACKUP | |
query_cache_limit = 1M | |
query_cache_size = 16M | |
log_error = /var/log/mysql/err.log | |
slow_query_log = 1 | |
long_query_time = 2 | |
log-queries-not-using-indexes | |
# server-id = 1 | |
log_bin = /var/log/mysql/mysql-bin.log | |
sync_binlog = 1 | |
binlog_format = ROW | |
expire_logs_days = 2 | |
max_binlog_size = 100M | |
log_slave_updates | |
wsrep_provider = /usr/lib/libgalera_smm.so | |
wsrep_slave_threads = 4 | |
wsrep_sst_method = xtrabackup | |
wsrep_sst_auth = {{ galera_conf['dbusers']['xtrabackup']['username'] }}:{{ galera_conf['dbusers']['xtrabackup']['password'] }} | |
wsrep_cluster_name = percona-cluster | |
{# list of cluster members #} | |
{% set cluster_members = [] -%} | |
{# flag to bootstrap #} | |
{% set bootstrap_cluster = 0 -%} | |
{# if this is the first node AND bootstrap #} | |
{%- if groups['galera_cluster'].index(inventory_hostname) == 0 and "bootstrap" in bootstrap_check.stdout_lines[0] %} | |
{%- set bootstrap_cluster = 1 %} | |
{% endif -%} | |
{%- if not bootstrap_cluster %} | |
{%- for node in groups['galera_cluster'] %} | |
{%- if hostvars[node].ansible_default_ipv4.address != ansible_eth0.ipv4.address %} | |
{%- set _ = cluster_members.append(hostvars[node].ansible_default_ipv4.address) -%} | |
{% endif -%} | |
{% endfor -%} | |
{% endif -%} | |
wsrep_cluster_address = gcomm://{{ ",".join(cluster_members) }} | |
wsrep_node_name = {{ ansible_eth0.ipv4.address }} | |
wsrep_provider_options = gcache.size=2G; | |
default_storage_engine = InnoDB | |
innodb_autoinc_lock_mode = 2 | |
# innodb_locks_unsafe_for_binlog = 1 | |
innodb_file_per_table | |
innodb_thread_concurrency = 0 | |
innodb_buffer_pool_size = 50M | |
innodb_log_buffer_size = 64M | |
# innodb_flush_method = O_DIRECT | |
innodb_log_file_size = 500M | |
[mysqldump] | |
quick | |
quote-names | |
max_allowed_packet = 16M | |
[mysql] | |
#no-auto-rehash # faster start of mysql but no tab completition | |
[isamchk] | |
key_buffer = 16M | |
!includedir /etc/mysql/conf.d/ |