def _configure_redis():
"""
* Redis needs to be able to overcommit memory or it will fail during replication.
* It does not have any enviromental specific configuration and can be installed on any server or enviroment.
* redis-check is the script keepalived uses in order to setup master/slave replication.
"""
x("echo 'vm.overcommit_memory = 1' >> /etc/sysctl.conf")
x("mv {0}redis.conf {1}org.redis.conf".format(REDIS_CONF_DIR, REDIS_CONF_DIR))
x("cp {0}var/redis/redis.conf {1}redis.conf".format(SYCO_FO_PATH, REDIS_CONF_DIR))
x("cp {0}var/redis/redis-check {1}redis-check".format(SYCO_FO_PATH, REDIS_SCRIPT_DIR))
x("chmod 755 {0}redis-check".format(REDIS_SCRIPT_DIR))
scopen.scOpen(REDIS_CONF_DIR + "redis.conf").replace("${REDIS_PASSWORD}", password.get_redis_production_password())
scopen.scOpen(REDIS_SCRIPT_DIR + "redis-check").replace("${REDIS_PASSWORD}", password.get_redis_production_password())
_chkconfig("redis", "on")
_service("redis", "restart")
def install_redis(args):
"""Install the packages and then configure them."""
app.print_verbose("Install Redis version: %d" % script_version)
version_obj = version.Version("InstallRedis", script_version)
version_obj.check_executed()
# Initialize used passwords.
password.get_redis_production_password()
install.packages("tcl redis keepalived")
_configure_selinux()
_configure_iptables()
_configure_keepalived()
_configure_redis()
x("sysctl -p")
version_obj.mark_executed()
def install_redis(args):
"""Install the packages and then configure them."""
app.print_verbose("Install Redis version: %d" % script_version)
version_obj = version.Version("InstallRedis", script_version)
version_obj.check_executed()
# Initialize used passwords.
password.get_redis_production_password()
install.packages("tcl redis keepalived")
_configure_selinux()
_configure_iptables()
_configure_keepalived()
_configure_redis()
x("sysctl -p")
version_obj.mark_executed()
def _configure_redis():
"""
* Redis needs to be able to overcommit memory or it will fail during replication.
* It does not have any enviromental specific configuration and can be installed on any server or enviroment.
* redis-check is the script keepalived uses in order to setup master/slave replication.
"""
x("echo 'vm.overcommit_memory = 1' >> /etc/sysctl.conf")
x("mv {0}redis.conf {1}org.redis.conf".format(REDIS_CONF_DIR,
REDIS_CONF_DIR))
x("cp {0}var/redis/redis.conf {1}redis.conf".format(
SYCO_FO_PATH, REDIS_CONF_DIR))
x("cp {0}var/redis/redis-check {1}redis-check".format(
SYCO_FO_PATH, REDIS_SCRIPT_DIR))
x("chmod 755 {0}redis-check".format(REDIS_SCRIPT_DIR))
scopen.scOpen(REDIS_CONF_DIR + "redis.conf").replace(
"${REDIS_PASSWORD}", password.get_redis_production_password())
scopen.scOpen(REDIS_SCRIPT_DIR + "redis-check").replace(
"${REDIS_PASSWORD}", password.get_redis_production_password())
_chkconfig("redis", "on")
_service("redis", "restart")
