7400fef226
1. Apply all the patch fixes in old branches. 2. Adaptive the latest cmake version and change spec file. 3. Refresh the systemd services files accordlly. 4. Fix up all scripts when cmake is too new for mariadb. (cherry picked from commit 91ecc4121887ef7f6568932a32523a43ab88b0a3)
69 lines
2.6 KiB
Bash
69 lines
2.6 KiB
Bash
#!/bin/sh
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# Some useful functions used in other MariaDB helper scripts
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# This scripts defines variables datadir, errlogfile, socketfile
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export LC_ALL=C
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# extract value of a MariaDB option from config files
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# Usage: get_mysql_option VARNAME DEFAULT SECTION [ SECTION, ... ]
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# result is returned in $result
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# We use my_print_defaults which prints all options from multiple files,
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# with the more specific ones later; hence take the last match.
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get_mysql_option(){
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if [ $# -ne 3 ] ; then
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echo "get_mysql_option requires 3 arguments: section option default_value"
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return
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fi
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sections="$1"
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option_name="$2"
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default_value="$3"
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result=`/usr/bin/my_print_defaults $my_print_defaults_extra_args $sections | sed -n "s/^--${option_name}=//p" | tail -n 1`
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if [ -z "$result" ]; then
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# not found, use default
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result="${default_value}"
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fi
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}
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# For the case of running more instances via systemd, scripts that source
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# this file can get --default-group-suffix or similar option as the first
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# argument. The utility my_print_defaults needs to use it as well, so the
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# scripts sourcing this file work with the same options as the daemon.
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my_print_defaults_extra_args=''
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while echo "$1" | grep -q '^--defaults' ; do
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my_print_defaults_extra_args="${my_print_defaults_extra_args} $1"
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shift
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done
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# Defaults here had better match what mariadbd-safe will default to
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# The option values are generally defined on three important places
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# on the default installation:
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# 1) default values are hardcoded in the code of mariadbd daemon or
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# mariadbd-safe script
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# 2) configurable values are defined in /etc/my.cnf
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# 3) default values for helper scripts are specified bellow
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# So, in case values are defined in my.cnf, we need to get that value.
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# In case they are not defined in my.cnf, we need to get the same value
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# in the daemon, as in the helper scripts. Thus, default values here
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# must correspond with values defined in mariadbd-safe script and source
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# code itself.
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server_sections="mysqld_safe mysqld server mysqld-10.5 mariadb mariadb-10.5 mariadbd mariadbd-10.5 client-server galera"
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get_mysql_option "$server_sections" datadir "/var/lib/mysql"
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datadir="$result"
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# if there is log_error in the my.cnf, my_print_defaults still
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# returns log-error
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# log-error might be defined in mysqld_safe and mysqld sections,
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# the former has bigger priority
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get_mysql_option "$server_sections" log-error "$datadir/`uname -n`.err"
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errlogfile="$result"
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get_mysql_option "$server_sections" socket "/var/lib/mysql/mysql.sock"
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socketfile="$result"
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get_mysql_option "$server_sections" pid-file "$datadir/`uname -n`.pid"
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pidfile="$result"
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