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Commit | Line | Data |
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53a28f77 | 1 | #!/bin/sh |
2 | # | |
7429b124 | 3 | # mysql A very fast and reliable SQL database engine |
53a28f77 | 4 | # |
7429b124 | 5 | # chkconfig: 2345 84 25 |
53a28f77 | 6 | # |
350d9d8c | 7 | # description: A very fast and reliable SQL database engine. |
0b079830 | 8 | |
53a28f77 | 9 | # Source function library |
10 | . /etc/rc.d/init.d/functions | |
11 | ||
12 | # Get network config | |
13 | . /etc/sysconfig/network | |
14 | ||
aac2c31f | 15 | # Get service config |
26c94b7a AM |
16 | if [ -f /etc/sysconfig/percona-server ]; then |
17 | . /etc/sysconfig/percona-server | |
aac2c31f | 18 | else |
26c94b7a AM |
19 | nls "Error: %s not found" /etc/sysconfig/percona-server |
20 | nls "%s can't be run." percona-server | |
350d9d8c PG |
21 | exit 1 |
22 | fi | |
23 | ||
0146fae1 | 24 | if [ -n "$MYSQL_DB_CLUSTERS" ]; then |
26c94b7a | 25 | nls "Warning: MYSQL_DB_CLUSTERS is set. It's obsolete. Use %s instead." /etc/percona-server/clusters.conf |
aac2c31f AM |
26 | fi |
27 | ||
26c94b7a AM |
28 | if [ -f /etc/percona-server/clusters.conf ]; then |
29 | MYSQL_DB_CLUSTERS=$(awk -F= '!/^#/ && /=/{print $2}' /etc/percona-server/clusters.conf) | |
c0beb2ff | 30 | if [ -z "$MYSQL_DB_CLUSTERS" ]; then |
95b0575d ER |
31 | nls "Warning: there are no configured clusters." |
32 | fi | |
0146fae1 | 33 | |
95b0575d | 34 | else |
26c94b7a | 35 | nls "Warning: Missing clusters config file %s" /etc/percona-server/clusters.conf |
c0beb2ff | 36 | if [ -z "$MYSQL_DB_CLUSTERS" ]; then |
95b0575d | 37 | nls "Warning: there are no configured clusters." |
65d14765 AM |
38 | nls "Using default cluster /var/lib/mysql (compatibility mode)" |
39 | MYSQL_DB_CLUSTERS=/var/lib/mysql | |
95b0575d | 40 | fi |
aac2c31f AM |
41 | fi |
42 | ||
95b0575d | 43 | |
ac28c610 | 44 | # Check that networking is up |
8eb71226 | 45 | if is_yes "${NETWORKING}"; then |
213fc2f2 | 46 | if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status -a "$1" != init ]; then |
26c94b7a | 47 | msg_network_down percona-server |
8eb71226 | 48 | exit 1 |
49 | fi | |
50 | else | |
51 | exit 0 | |
e9ca44ab | 52 | fi |
53 | ||
bf9eb59e ER |
54 | sharedir=/usr/share/percona-server |
55 | ||
aac2c31f AM |
56 | action="$1" |
57 | ||
58 | # any db cluster as command line argument? | |
521444a9 | 59 | if [ $# -gt 1 ]; then |
350d9d8c PG |
60 | shift |
61 | # perform action for specified clusters only | |
30b2aa9a | 62 | for a in "$@"; do |
26c94b7a | 63 | # try auto resolving from /etc/percona-server/clusters.conf |
30b2aa9a | 64 | if [[ "$a" != /* ]]; then |
26c94b7a | 65 | m=$(awk -va="$a" -F= 'substr($0, 1, length(a)) == a {print $1}' /etc/percona-server/clusters.conf) |
30b2aa9a ER |
66 | if [ -z "$m" ]; then |
67 | echo >&2 "Cluster name '$a' did not match anything!" | |
68 | exit 1 | |
69 | fi | |
70 | if [ $(echo "$m" | wc -l) -gt 1 ]; then | |
71 | echo >&2 "Cluster name '$a' ambiguous:" $m | |
72 | exit 1 | |
73 | fi | |
26c94b7a | 74 | a=$(awk -va="$a" -F= 'substr($0, 1, length(a)) == a {print $2}' /etc/percona-server/clusters.conf) |
30b2aa9a ER |
75 | fi |
76 | DB_CLUSTERS="$DB_CLUSTERS $a" | |
77 | done | |
aac2c31f | 78 | else |
350d9d8c | 79 | DB_CLUSTERS="$MYSQL_DB_CLUSTERS" |
53a28f77 | 80 | fi |
81 | ||
7c1478d5 | 82 | # global error log, if mysqld.conf hasn't migrated to log-error style |
0beb0def | 83 | MYSQL_ERRLOG=/var/log/percona-server/mysqld.log |
c85758f0 | 84 | MYSQL_STOP_WAIT_TIME=${MYSQL_STOP_WAIT_TIME:-900} |
aac2c31f AM |
85 | |
86 | # | |
87 | # Useful functions. | |
88 | # | |
89 | ||
90 | # | |
26c94b7a | 91 | # check for percona-server status |
aac2c31f AM |
92 | # |
93 | # arguments: | |
94 | # $1 - db cluster | |
c85758f0 | 95 | # $2 - start|stop |
aac2c31f AM |
96 | # |
97 | # sets variables: | |
c85758f0 | 98 | # MYSQL_STATUS = starting | running | not running | died |
26c94b7a | 99 | # MYSQL_PID = pid of percona-server process |
aac2c31f AM |
100 | # |
101 | mysqlstatus() { | |
102 | clusterdir="$1" | |
c85758f0 AM |
103 | mode="$2" |
104 | ||
096a9b6f | 105 | mysqlgetconfig "$clusterdir" status |
d405c4eb | 106 | |
350d9d8c PG |
107 | MYSQL_STATUS="not running" |
108 | MYSQL_PID="unknown" | |
c85758f0 AM |
109 | MYSQL_PIDFILE_PID="" |
110 | MYSQL_GREP_PID="" | |
aac2c31f | 111 | |
c85758f0 AM |
112 | if [ -f "$MYSQL_PIDFILE" ]; then |
113 | MYSQL_PIDFILE_PID=$(cat "$MYSQL_PIDFILE") | |
114 | fi | |
115 | ||
116 | if [ -n "$MYSQL_PIDFILE_PID" ]; then | |
117 | MYSQL_PID=$MYSQL_PIDFILE_PID | |
118 | if [ ! -d "/proc/$MYSQL_PID" ]; then | |
119 | MYSQL_STATUS="died" | |
120 | return | |
376ffa12 | 121 | elif (grep -qa "$MYSQL_PIDFILE" /proc/$MYSQL_PID/cmdline 2> /dev/null); then |
c85758f0 AM |
122 | MYSQL_STATUS="running" |
123 | return | |
124 | fi | |
125 | fi | |
6d3c5db5 | 126 | |
c85758f0 | 127 | if [ "$mode" = "start" ]; then |
0beb0def | 128 | MYSQL_GREP_PID=$(grep -alE "^/usr/sbin/mysqld.*${MYSQL_PIDFILE}" /proc/[0-9]*/cmdline 2> /dev/null | awk -F "/" '{ print $3; exit; }') |
c85758f0 AM |
129 | if [ -n "$MYSQL_GREP_PID" ]; then |
130 | MYSQL_PID=$MYSQL_GREP_PID | |
0ca65658 | 131 | if grep -qa "$MYSQL_PIDFILE" /proc/$MYSQL_PID/cmdline 2> /dev/null; then |
c85758f0 AM |
132 | if [ -f "$MYSQL_PIDFILE" ]; then |
133 | MYSQL_PIDFILE_PID=$(cat "$MYSQL_PIDFILE") | |
134 | fi | |
135 | if [ -n "$MYSQL_PIDFILE_PID" ]; then | |
136 | MYSQL_PID=$MYSQL_PIDFILE_PID | |
137 | MYSQL_STATUS="running" | |
138 | return | |
139 | else | |
140 | MYSQL_STATUS="starting" | |
141 | return | |
142 | fi | |
143 | fi | |
144 | fi | |
6d3c5db5 | 145 | fi |
c85758f0 AM |
146 | |
147 | # else default, "not running" | |
aac2c31f AM |
148 | } |
149 | ||
150 | # get mysql configuration in variables | |
5e3157a9 | 151 | # MYSQL_CONFIG MYSQL_CLUSTER_DIR |
e6d4b62c | 152 | # MYSQL_DATA_DIR MYSQL_USER MYSQL_PIDFILE MYSQL_SOCKET MYSQL_PORT MYSQL_BIND_ADDRESS MYSQL_SKIP_NETWORKING MYSQL_LOG_ERROR |
aac2c31f AM |
153 | # |
154 | # arguments | |
155 | # $1 - db cluster | |
096a9b6f | 156 | # $2 - status | other |
aac2c31f AM |
157 | |
158 | mysqlgetconfig() { | |
5e3157a9 | 159 | local clusterdir="$1" config_file |
096a9b6f | 160 | local mode="$2" |
aac2c31f AM |
161 | |
162 | # emulate old behaviour if only one cluster specified | |
65d14765 | 163 | if [ "$clusterdir" = "$MYSQL_DB_CLUSTERS" -a "$clusterdir" = "/var/lib/mysql" -a -f /etc/mysqld.conf ]; then |
0ca65658 | 164 | MYSQL_RA_COMPAT=yes |
0beb0def | 165 | config_file=/etc/mysqld.conf |
521444a9 | 166 | else |
26c94b7a | 167 | local config=$(awk -F= -vclusterdir="$clusterdir" '!/^#/{ if (clusterdir == $2) print $1}' /etc/percona-server/clusters.conf) |
0ca65658 | 168 | if [[ $config = /* ]]; then |
d54e166d | 169 | config_file="$config" |
26c94b7a AM |
170 | elif [ -f "/etc/percona-server/$config" ]; then |
171 | config_file="/etc/percona-server/$config" | |
d54e166d | 172 | else |
0beb0def | 173 | config_file="$clusterdir/mysqld.conf" |
d54e166d | 174 | fi |
350d9d8c | 175 | fi |
aac2c31f | 176 | |
0ca65658 | 177 | MYSQL_CLUSTER_DIR="$clusterdir" |
d405c4eb | 178 | |
521444a9 | 179 | if [ -z "$config_file" ]; then |
f9ad67df | 180 | nls "Error: Can't find config file for %s cluster" "$clusterdir" |
096a9b6f MM |
181 | if [ "$mode" = "status" ]; then |
182 | exit 3 | |
183 | else | |
184 | exit 6 | |
185 | fi | |
f9ad67df | 186 | else |
0ca65658 | 187 | MYSQL_CONFIG="$config_file" |
f9ad67df | 188 | fi |
d405c4eb | 189 | |
aac2c31f AM |
190 | if [ ! -f "$config_file" ]; then |
191 | nls "Error: config file %s not found" "$config_file" | |
26c94b7a | 192 | nls "percona-server can't be run. Did you initialize DB by doing \`$0 init'?" |
096a9b6f MM |
193 | if [ "$mode" = "status" ]; then |
194 | exit 3 | |
195 | else | |
196 | exit 6 | |
197 | fi | |
aac2c31f AM |
198 | fi |
199 | ||
b3be1198 | 200 | # reset to initial state |
e6d4b62c | 201 | MYSQL_DATA_DIR= MYSQL_USER= MYSQL_PIDFILE= MYSQL_SOCKET= MYSQL_PORT= MYSQL_BIND_ADDRESS= MYSQL_SKIP_NETWORKING= MYSQL_LOG_ERROR= |
b3be1198 ER |
202 | |
203 | eval `awk -F= ' | |
ca39347b ER |
204 | { |
205 | # undos | |
206 | gsub(/\r$/, ""); | |
207 | ||
208 | # trim spaces | |
3dc69a76 ER |
209 | gsub(/^[\t ]+|[\t ]+$/, "", $1); |
210 | gsub(/^[\t ]+|[\t ]+$/, "", $2); | |
ca39347b ER |
211 | } |
212 | ||
b3be1198 ER |
213 | # skip comments and empty lines |
214 | /^[;#]|^ *$/ { next } | |
215 | ||
216 | /^[ \t]*\[.*\][ \t]*$/ { | |
217 | match($0, /\[.*\]/); | |
218 | section = substr($0, RSTART + 1, RSTART + RLENGTH - 3); | |
219 | next; | |
823c13f7 | 220 | } |
e9ca44ab | 221 | |
b3be1198 | 222 | section == "mysqld" { |
3dc69a76 | 223 | if ($1 == "datadir") { |
b3be1198 | 224 | printf("MYSQL_DATA_DIR=%s;", $2); |
3dc69a76 | 225 | } else if ($1 == "user") { |
b3be1198 | 226 | printf("MYSQL_USER=%s;", $2); |
3dc69a76 | 227 | } else if ($1 == "pid-file") { |
b3be1198 | 228 | printf("MYSQL_PIDFILE=%s;", $2); |
3dc69a76 | 229 | } else if ($1 == "socket") { |
b3be1198 | 230 | printf("MYSQL_SOCKET=%s;", $2); |
3dc69a76 | 231 | } else if ($1 == "port") { |
b3be1198 | 232 | printf("MYSQL_PORT=%s;", $2); |
3dc69a76 | 233 | } else if ($1 == "bind-address") { |
b3be1198 | 234 | printf("MYSQL_BIND_ADDRESS=%s;", $2); |
3dc69a76 | 235 | } else if ($1 == "skip-networking") { |
9e39a858 | 236 | printf("MYSQL_SKIP_NETWORKING=1;"); |
3dc69a76 | 237 | } else if ($1 == "log-error") { |
e6d4b62c | 238 | printf("MYSQL_LOG_ERROR=%s;", $2); |
b3be1198 ER |
239 | } |
240 | } | |
241 | ' $config_file` | |
e9ca44ab | 242 | |
e6d4b62c ER |
243 | # error log not defined in config file. add one |
244 | if [ -z "$MYSQL_LOG_ERROR" ]; then | |
245 | MYSQL_LOG_ERROR=$MYSQL_ERRLOG | |
246 | else | |
247 | # unset, so mysqld would use value from config itself | |
248 | unset MYSQL_LOG_ERROR | |
249 | fi | |
250 | ||
d54e166d | 251 | if is_yes "$MYSQL_RA_COMPAT"; then |
350d9d8c | 252 | MYSQL_DATA_DIR_SUB="" |
8ee1d59c | 253 | else |
0beb0def | 254 | MYSQL_DATA_DIR_SUB="/mysqldb" |
8ee1d59c | 255 | fi |
d405c4eb | 256 | |
8ee1d59c | 257 | if [ -z "$MYSQL_DATA_DIR" -o "$MYSQL_DATA_DIR" != "${clusterdir}${MYSQL_DATA_DIR_SUB}/db" ]; then |
350d9d8c | 258 | nls "Error: datadir specified in %s should be %s" "$config_file" "$clusterdir${MYSQL_DATA_DIR_SUB}/db" |
26c94b7a | 259 | nls " percona-server can't be run." |
350d9d8c | 260 | exit 6 |
8ee1d59c | 261 | fi |
d405c4eb | 262 | |
0beb0def AM |
263 | if [ -z "$MYSQL_PIDFILE" -o "$MYSQL_PIDFILE" != "$clusterdir${MYSQL_DATA_DIR_SUB}/mysql.pid" ]; then |
264 | nls "Error: pid-file specified in %s should be %s" "$config_file" "$clusterdir${MYSQL_DATA_DIR_SUB}/mysql.pid" | |
26c94b7a | 265 | nls " percona-server can't be run." |
8ee1d59c AM |
266 | exit 6 |
267 | fi | |
e9ca44ab | 268 | |
e6d4b62c | 269 | if [ -z "$MYSQL_USER" ]; then |
26c94b7a | 270 | echo "$(nls 'percona-server user not configured properly')"'!' >&2 |
350d9d8c PG |
271 | nls "Edit %s and configure it." "$config_file" >&2 |
272 | exit 6 | |
860cd80c | 273 | fi |
aac2c31f | 274 | } |
e9ca44ab | 275 | |
aac2c31f AM |
276 | # start mysql |
277 | mysqlstart() { | |
5e3157a9 | 278 | local clusterdir="$1" |
aac2c31f | 279 | mysqlgetconfig "$clusterdir" |
0beb0def | 280 | if [ ! -d "$MYSQL_DATA_DIR/mysql" ]; then |
26c94b7a | 281 | nls "percona-server cluster %s not initialized." "$clusterdir" |
aac2c31f | 282 | nls "Try \`%s init %s' before start." "$0" "$clusterdir" |
350d9d8c PG |
283 | exit 6 |
284 | fi | |
02e96f2e | 285 | |
26c94b7a | 286 | msg_starting "percona-server $clusterdir"; busy |
aac2c31f | 287 | [ -z "$DEFAULT_SERVICE_RUN_NICE_LEVEL" ] && DEFAULT_SERVICE_RUN_NICE_LEVEL=0 |
c85758f0 | 288 | rm -f "$MYSQL_PIDFILE" |
c4fbabf1 | 289 | |
7c1478d5 | 290 | |
c4fbabf1 | 291 | TMPDIR=/tmp nice -n ${SERVICE_RUN_NICE_LEVEL:-$DEFAULT_SERVICE_RUN_NICE_LEVEL} \ |
0beb0def | 292 | /usr/bin/setsid /usr/sbin/mysqld \ |
c4fbabf1 ER |
293 | --defaults-file=$MYSQL_CONFIG \ |
294 | --datadir=$MYSQL_DATA_DIR \ | |
7c1478d5 | 295 | --pid-file=$MYSQL_PIDFILE \ |
e6d4b62c | 296 | ${MYSQL_LOG_ERROR:+--log-error="$MYSQL_LOG_ERROR"} \ |
7c1478d5 | 297 | $MYSQL_OPTIONS & |
c4fbabf1 ER |
298 | pid=$! |
299 | ||
300 | sleep 0.1 | |
c85758f0 AM |
301 | mysqlstatus "$clusterdir" start |
302 | # it takes longer for mysqld to start and create pidfile if it has to recover innodb transactions | |
303 | if [ "$MYSQL_STATUS" = "starting" ]; then | |
c4fbabf1 | 304 | echo "" |
26c94b7a | 305 | show "Waiting for percona-server to start" |
c4fbabf1 ER |
306 | busy |
307 | ||
308 | # while the pid is running, mysql is starting up | |
309 | # if the pidfile was created, it started up successfully | |
310 | # if either case fails we break and report status | |
311 | while true; do | |
312 | [ -d /proc/$pid ] || break | |
c85758f0 | 313 | [ -f "$MYSQL_PIDFILE" ] && break |
c4fbabf1 | 314 | sleep 0.2 |
c85758f0 AM |
315 | done |
316 | fi | |
317 | ||
318 | mysqlstatus "$clusterdir" start | |
6d3c5db5 | 319 | if [ "$MYSQL_STATUS" = "running" -a "$MYSQL_PID" != "unknown" ]; then |
aac2c31f | 320 | ok |
47fd5a6a | 321 | elif [ "$MYSQL_STATUS" = "died" ]; then |
350d9d8c | 322 | RETVAL=1 |
47fd5a6a | 323 | died |
aac2c31f AM |
324 | else |
325 | RETVAL=1 | |
326 | fail | |
53a28f77 | 327 | fi |
aac2c31f AM |
328 | } |
329 | ||
330 | # stop mysql | |
331 | mysqlstop() { | |
5e3157a9 | 332 | local clusterdir="$1" |
c85758f0 | 333 | mysqlstatus "$clusterdir" stop |
26c94b7a | 334 | msg_stopping "percona-server $clusterdir" |
aac2c31f | 335 | busy |
95b0575d | 336 | |
95b0575d | 337 | # try graceful shutdown -- send shutdown command |
566e62bb | 338 | # requires mysql_sysadmin user proper privs |
29826a6a | 339 | /usr/bin/mysqladmin --defaults-file=$MYSQL_CONFIG ${MYSQL_SOCKET:+--socket=$MYSQL_SOCKET} shutdown >/dev/null 2>&1 |
c85758f0 | 340 | mysqlstatus "$clusterdir" stop |
95b0575d | 341 | |
c85758f0 AM |
342 | if [ "$MYSQL_PID" != "unknown" ]; then |
343 | kill -TERM "$MYSQL_PID" 2> /dev/null | |
344 | for nr in $(seq 1 $(($MYSQL_STOP_WAIT_TIME*10))); do | |
345 | [ -d "/proc/$MYSQL_PID" ] || break | |
346 | sleep 0.1 | |
347 | done | |
348 | fi | |
349 | ||
350 | mysqlstatus "$clusterdir" stop | |
47fd5a6a | 351 | if [ "$MYSQL_STATUS" = "died" ]; then |
350d9d8c | 352 | died |
c85758f0 | 353 | elif [ "$MYSQL_STATUS" = "running" -o "$MYSQL_STATUS" = "starting" ]; then |
aac2c31f | 354 | fail |
b92e5cd1 | 355 | else |
aac2c31f | 356 | ok |
b92e5cd1 | 357 | fi |
aac2c31f AM |
358 | } |
359 | ||
70cdc654 ER |
360 | # report slave status |
361 | # uses MYSQL_SOCKET - path to mysql socket | |
362 | slave_status() { | |
29826a6a | 363 | if [ ! -x /usr/bin/mysql ]; then |
13e5a8de ER |
364 | echo >&2 "Slave status not available: 'mysql' program not installed." |
365 | return | |
366 | fi | |
367 | ||
70cdc654 | 368 | # see if slave status can be reported |
ed3eec1b | 369 | local err=0 slave_status=$(mysql --defaults-file="$MYSQL_CONFIG" --socket="$MYSQL_SOCKET" -e 'show slave status\G') |
70cdc654 ER |
370 | if [ -z "$slave_status" ]; then |
371 | # slave not setup | |
372 | return | |
373 | fi | |
374 | ||
288d6415 | 375 | printf "Slave Status:\n" |
70cdc654 | 376 | |
7c5ef922 | 377 | set -f |
70cdc654 ER |
378 | eval $(echo "$slave_status" | awk -F': ' '/^ *[A-Za-z_]+:/{ |
379 | k = tolower($1); | |
380 | v = substr($0, length($1) + 3); | |
381 | gsub(/\\/, "\\\\\\", v); | |
382 | gsub(/"/, "\\\"", v); | |
383 | gsub(/`/, "\\`", v); | |
384 | gsub(/\$/, "\\$", v); | |
7c5ef922 | 385 | gsub(/\$/, "\\$", v); |
70cdc654 ER |
386 | printf("%s=\"%s\";\n", k, v); |
387 | }') | |
7c5ef922 | 388 | set +f |
70cdc654 ER |
389 | |
390 | if [ "$slave_io_running" != "Yes" ]; then | |
391 | printf "\tSlave IO not running\n" | |
392 | err=1 | |
393 | fi | |
394 | if [ "$slave_sql_running" != "Yes" ]; then | |
395 | printf "\tSlave SQL not running\n" | |
396 | err=1 | |
397 | fi | |
398 | ||
399 | if [ "$err" = 1 -a "$last_errno" -gt 0 ]; then | |
7c5ef922 | 400 | printf "\tERROR %s: %s\n" "$last_errno" "$last_error" |
70cdc654 ER |
401 | fi |
402 | ||
403 | if [ "$master_log_file" != "$relay_master_log_file" ]; then | |
7c5ef922 | 404 | printf "\tERROR logfile mismatch (%s)\n" "$relay_master_log_file" |
70cdc654 ER |
405 | err=1 |
406 | fi | |
407 | ||
408 | if [ -z "$read_master_log_pos" -o -z "$exec_master_log_pos" ]; then | |
409 | printf "\tERROR No info about master\n" | |
410 | err=1 | |
411 | return | |
412 | fi | |
413 | ||
414 | diff=$(($read_master_log_pos - $exec_master_log_pos)) | |
7c5ef922 ER |
415 | printf "\tread pos: %s (%s) (host: %s:%d)\n" "$read_master_log_pos" "$master_log_file" "$master_host" "$master_port" |
416 | printf "\texec pos: %s\n" "$exec_master_log_pos" | |
417 | printf "\tdiff: %s\n" "$diff" | |
70cdc654 ER |
418 | } |
419 | ||
aac2c31f AM |
420 | # |
421 | # check for running mysql instances; if any instance is running then | |
422 | # create subsys lock file | |
423 | # | |
424 | mysqlsubsys() { | |
350d9d8c PG |
425 | # check for every defined db cluster in sysconfig file |
426 | for mysqldir in $DB_CLUSTERS; do | |
427 | mysqlstatus "$mysqldir" | |
428 | if [ "$MYSQL_STATUS" = "running" ]; then | |
26c94b7a | 429 | touch /var/lock/subsys/percona-server |
350d9d8c PG |
430 | return |
431 | fi | |
432 | done | |
26c94b7a | 433 | rm -f /var/lock/subsys/percona-server |
aac2c31f AM |
434 | } |
435 | ||
436 | mysqlinit() { | |
5e3157a9 | 437 | local clusterdir="$1" |
8ee1d59c | 438 | |
0beb0def | 439 | if [ -f /etc/mysqld.conf ]; then |
350d9d8c | 440 | nls "Running in \`no cluster compat' mode: can't initialize database." |
0beb0def | 441 | nls "Move /etc/mysqld.conf away and rerun \`$0 init' (new config will be in $clusterdir)." |
350d9d8c | 442 | exit 1 |
8ee1d59c AM |
443 | fi |
444 | ||
0beb0def | 445 | if [ -f "$clusterdir/mysqld.conf" ]; then |
521444a9 AM |
446 | mysqlgetconfig "$clusterdir" |
447 | else | |
448 | MYSQL_USER="mysql" | |
449 | MYSQL_CLUSTER_DIR="$clusterdir" | |
0beb0def AM |
450 | MYSQL_DATA_DIR="$clusterdir/mysqldb/db" |
451 | MYSQL_PIDFILE="$clusterdir/mysqldb/mysql.pid" | |
452 | MYSQL_SOCKET="$clusterdir/mysqldb/mysql.sock" | |
fe98cc4a ER |
453 | |
454 | # this $MYSQL_CONFIG will be created later | |
0beb0def | 455 | MYSQL_CONFIG="$MYSQL_CLUSTER_DIR/mysqld.conf" |
521444a9 | 456 | fi |
aac2c31f | 457 | |
258cacc2 | 458 | show "Initializing percona-server cluster %s" "$clusterdir"; started |
aac2c31f | 459 | |
573e1dcc | 460 | # Check if not exist init database |
26c94b7a AM |
461 | if [ -d "$MYSQL_DATA_DIR/percona-server" ]; then |
462 | nls "Seems that database is initialized now. Remove by hand %s" "$MYSQL_DATA_DIR/percona-server" | |
b92e5cd1 | 463 | nls "before initializing database." |
aac2c31f | 464 | nls "For now skipping cluster %s." "$clusterdir" |
df1ac9e1 | 465 | exit 6 |
e9ca44ab | 466 | fi |
467 | ||
26c94b7a | 468 | show "Installing percona-server system tables for $MYSQL_DATA_DIR" |
e9ca44ab | 469 | busy |
d405c4eb JB |
470 | TMP=/tmp TMPDIR=/tmp |
471 | ||
c4fbabf1 | 472 | mkdir -p "$MYSQL_DATA_DIR" > /dev/null 2>&1 |
f5d63301 AM |
473 | # Using mysql:mysql for MYSQL_CLUSTER_DIR is creating SECURITY hole, root:root is proper |
474 | chown root:root "$MYSQL_CLUSTER_DIR" | |
0beb0def AM |
475 | chown mysql:mysql "$MYSQL_CLUSTER_DIR/mysqldb" "$MYSQL_DATA_DIR" > /dev/null 2>&1 |
476 | chmod 751 "$MYSQL_CLUSTER_DIR" "$MYSQL_CLUSTER_DIR/mysqldb" | |
444f9f3c | 477 | |
0beb0def | 478 | if [ -f $sharedir/mysqld.conf -a ! -f "$MYSQL_CLUSTER_DIR/mysqld.conf" ]; then |
c0beb2ff ER |
479 | sed -e " |
480 | s#\(datadir.*\)=.*#\1= $MYSQL_DATA_DIR#g; | |
481 | s#\(pid-file.*\)=.*#\1= $MYSQL_PIDFILE#g; | |
482 | s#\(socket.*\)=.*#\1= $MYSQL_SOCKET#g; | |
483 | s#@clusterdir@#$MYSQL_CLUSTER_DIR#g; | |
0beb0def AM |
484 | " $sharedir/mysqld.conf > "$MYSQL_CLUSTER_DIR/mysqld.conf" |
485 | chown root:root "$MYSQL_CLUSTER_DIR/mysqld.conf" | |
486 | chmod 640 "$MYSQL_CLUSTER_DIR/mysqld.conf" | |
444f9f3c | 487 | fi |
cc4d3f78 | 488 | |
b9c4f95d | 489 | ok=0 |
0beb0def AM |
490 | /usr/sbin/mysqld \ |
491 | --defaults-file=$MYSQL_CLUSTER_DIR/mysqld.conf \ | |
29826a6a | 492 | --initialize-insecure \ |
0beb0def | 493 | --user=mysql \ |
5ab9fb7b JR |
494 | --skip-grant-tables \ |
495 | --datadir=$MYSQL_DATA_DIR \ | |
496 | --user=$MYSQL_USER \ | |
497 | --slave-load-tmpdir=$MYSQL_DATA_DIR \ | |
498 | --tmpdir=$MYSQL_DATA_DIR \ | |
0beb0def AM |
499 | --log-error=$MYSQL_ERRLOG && ok=1 |
500 | [ -f $MYSQL_DATA_DIR/mysql/user.frm ] || ok=0 | |
c4fbabf1 | 501 | |
b9c4f95d | 502 | if [ "$ok" = 1 ]; then |
5f961775 JR |
503 | ok |
504 | cat << END_OF_MSG | |
6a46c354 | 505 | |
26c94b7a | 506 | PLEASE REMEMBER TO SET A PASSWORD FOR THE percona-server USERS! |
29826a6a | 507 | This is done, after starting database, in the order shown below, |
5f961775 JR |
508 | with: |
509 | ||
29826a6a AM |
510 | Add 'mysql_sysadmin' user (RELOAD and SHUTDOWN privileges): |
511 | echo "CREATE USER 'mysql_sysadmin'@'localhost' IDENTIFIED BY 'SOME_RANDOM_PASSWORD'; FLUSH PRIVILEGES;" | mysql --ssl-mode=DISABLED -u root -S $MYSQL_SOCKET | |
512 | echo "GRANT RELOAD, SHUTDOWN ON *.* TO 'mysql_sysadmin'@'localhost'; FLUSH PRIVILEGES;" | mysql --ssl-mode=DISABLED -u root -S $MYSQL_SOCKET | |
6a46c354 | 513 | |
29826a6a AM |
514 | Set password for root user (ALL privileges, DB admin): |
515 | echo "ALTER USER 'root'@'localhost' IDENTIFIED BY 'newpassword'; FLUSH PRIVILEGES;" | mysql --ssl-mode=DISABLED -u root -S $MYSQL_SOCKET | |
6a46c354 | 516 | |
566e62bb | 517 | NOTE: mysql_sysadmin password should be placed to $MYSQL_CONFIG in |
6a46c354 | 518 | mysqladmin section. See the manual for more instructions. |
566e62bb | 519 | (This user is used at logs rotation and server shutdown) |
e9ca44ab | 520 | |
5f961775 | 521 | END_OF_MSG |
5f961775 JR |
522 | else |
523 | fail | |
524 | cat << END_OF_MSG | |
4ff46415 AM |
525 | ERROR: |
526 | ERROR: | |
0beb0def | 527 | ERROR: Initialization of server FAILED! |
4ff46415 AM |
528 | ERROR: |
529 | ERROR: | |
e9ca44ab | 530 | |
26c94b7a | 531 | Examine the logs in /var/log/percona-server for more information. You can |
b9c4f95d | 532 | also try to start the mysqld daemon with: |
e9ca44ab | 533 | |
534 | /usr/sbin/mysqld --skip-grant & | |
535 | ||
dc7a177f | 536 | You can use the command line tool mysql to connect to the mysql |
e9ca44ab | 537 | database and look at the grant tables: |
538 | ||
29826a6a | 539 | shell> mysql -u root mysql |
e9ca44ab | 540 | mysql> show tables |
541 | ||
542 | Try 'mysqld --help' if you have problems with paths. Setting on | |
0beb0def | 543 | logging in $MYSQL_DATA_DIR/mysqld.conf gives you a log in /var/log/percona-server/query.log that |
26c94b7a AM |
544 | may be helpful. The latest information about percona-server is available on the |
545 | web at https://www.percona.com/software/mysql-database/percona-server. | |
e9ca44ab | 546 | |
a3eb9e7b | 547 | Please check PLD Linux ftp site for newer versions of this package. |
e9ca44ab | 548 | |
26c94b7a | 549 | Please consult the percona-server manual section: 'Problems running |
e9ca44ab | 550 | mysql_install_db', and the manual section that describes problems on |
26c94b7a | 551 | your OS. Another information source is the percona-server email archive. |
e9ca44ab | 552 | |
553 | END_OF_MSG | |
5f961775 | 554 | exit 1 |
aac2c31f | 555 | fi |
80fc3cc1 ER |
556 | |
557 | # if it's first server, register as default | |
0beb0def AM |
558 | if [ ! -e /var/lib/mysql/mysql.sock ] || [ -L /var/lib/mysql/mysql.sock ] && [ -z "$(readlink /var/lib/mysql/mysql.sock)" ]; then |
559 | sock=${MYSQL_SOCKET#/var/lib/mysql/} # make it relative if possible | |
560 | ln -s "$sock" /var/lib/mysql/mysql.sock | |
80fc3cc1 | 561 | fi |
722bcca2 | 562 | # same for config, move to /etc |
0beb0def AM |
563 | if [ ! -e /etc/percona-server/mysqld.conf ]; then |
564 | mv "$MYSQL_CLUSTER_DIR/mysqld.conf" /etc/percona-server/mysqld.conf | |
722bcca2 | 565 | fi |
aac2c31f AM |
566 | } |
567 | ||
568 | # | |
569 | # End of useful functions. | |
570 | # | |
571 | ||
323256af | 572 | start() { |
5e3157a9 | 573 | local mysqldir |
aac2c31f | 574 | for mysqldir in $DB_CLUSTERS; do |
c85758f0 | 575 | mysqlstatus "$mysqldir" start |
aac2c31f | 576 | if [ "$MYSQL_STATUS" = "running" ]; then |
26c94b7a | 577 | msg_already_running "percona-server $mysqldir" |
aac2c31f AM |
578 | else |
579 | mysqlstart "$mysqldir" | |
580 | fi | |
581 | done | |
582 | mysqlsubsys | |
323256af ER |
583 | } |
584 | ||
585 | stop() { | |
5e3157a9 | 586 | local mysqldir |
aac2c31f | 587 | for mysqldir in $DB_CLUSTERS; do |
c85758f0 | 588 | mysqlstatus "$mysqldir" stop |
aac2c31f | 589 | if [ "$MYSQL_STATUS" = "not running" ]; then |
26c94b7a | 590 | msg_not_running "percona-server $mysqldir" |
aac2c31f AM |
591 | else |
592 | mysqlstop "$mysqldir" | |
593 | fi | |
594 | done | |
595 | mysqlsubsys | |
323256af ER |
596 | } |
597 | ||
7429b124 | 598 | condrestart() { |
26c94b7a AM |
599 | if [ ! -f /var/lock/subsys/percona-server ]; then |
600 | msg_not_running "percona-server" | |
7429b124 | 601 | RETVAL=$1 |
5e3157a9 | 602 | return |
7429b124 | 603 | fi |
5e3157a9 ER |
604 | |
605 | stop | |
606 | start | |
7429b124 JB |
607 | } |
608 | ||
0d6ce890 | 609 | status() { |
8b768513 | 610 | local mysqldir addr port socket pid pids running datadir |
0e94191b | 611 | RETVAL=3 |
aac2c31f AM |
612 | for mysqldir in $DB_CLUSTERS; do |
613 | mysqlstatus "$mysqldir" | |
2bac5c2d | 614 | if [ "$MYSQL_STATUS" = "running" ]; then |
0e94191b | 615 | RETVAL=0 |
b3be1198 ER |
616 | addr=${MYSQL_BIND_ADDRESS:-0.0.0.0} |
617 | port=${MYSQL_PORT:-3306} | |
0beb0def | 618 | socket=${MYSQL_SOCKET:-/var/lib/mysql/mysql.sock} |
b3be1198 | 619 | pid=$MYSQL_PID |
26c94b7a | 620 | nls "percona-server cluster %s, pid %s\n" "$mysqldir" "$pid" |
9e39a858 | 621 | [ -z "$MYSQL_SKIP_NETWORKING" ] && nls "\ttcp:%s:%s\n" "$addr" "$port" |
bb821a4c | 622 | nls "\tunix: %s\n" "$socket" |
70cdc654 ER |
623 | |
624 | MYSQL_SOCKET=$socket slave_status | |
625 | ||
b2bb6a82 | 626 | pids="$pids/$MYSQL_PID/" |
2bac5c2d ER |
627 | progress "$MYSQL_STATUS" |
628 | else | |
26c94b7a | 629 | show "percona-server cluster %s" "$mysqldir" |
2bac5c2d ER |
630 | progress "$MYSQL_STATUS" "$CFAIL" |
631 | fi | |
632 | echo | |
aac2c31f | 633 | done |
b2bb6a82 ER |
634 | |
635 | for pid in $(/sbin/pidof mysqld); do | |
636 | if [[ $pids != */$pid/* ]]; then | |
637 | running="$running $pid" | |
638 | fi | |
639 | done | |
b7d0a657 | 640 | |
a5595931 | 641 | if [ $# = 1 -a "$running" ]; then |
26c94b7a | 642 | nls "Warning: percona-server Daemon processes not under clusters.conf control:" |
b2bb6a82 ER |
643 | # see if we can display their status |
644 | for pid in $running; do | |
b7d0a657 | 645 | datadir=$(cat /proc/$pid/cmdline | tr '\0' '\n' | fgrep -- --datadir=) |
b2bb6a82 | 646 | datadir=${datadir#--datadir=} # strip --datadir |
0beb0def | 647 | mysqldir=${datadir%/mysqldb/db} # strip /mysqldb/db |
b2bb6a82 ER |
648 | mysqlstatus "$mysqldir" |
649 | if [ "$MYSQL_STATUS" = "running" ]; then | |
b3be1198 ER |
650 | addr=${MYSQL_BIND_ADDRESS:-0.0.0.0} |
651 | port=${MYSQL_PORT:-3306} | |
0beb0def | 652 | socket=${MYSQL_SOCKET:-/var/lib/mysql/mysql.sock} |
26c94b7a | 653 | nls "percona-server cluster %s, pid %s\n" "$mysqldir" "$pid" |
9e39a858 | 654 | [ -z "$MYSQL_SKIP_NETWORKING" ] && nls "\ttcp:%s:%s\n" "$addr" "$port" |
bb821a4c | 655 | nls "\tunix: %s\n" "$socket" |
70cdc654 ER |
656 | |
657 | MYSQL_SOCKET=$socket slave_status | |
658 | ||
b2bb6a82 ER |
659 | progress "$MYSQL_STATUS" |
660 | else | |
26c94b7a | 661 | show "percona-server cluster %s" "$mysqldir" |
b2bb6a82 ER |
662 | progress "$MYSQL_STATUS" "$CFAIL" |
663 | fi | |
664 | echo | |
665 | done | |
666 | fi | |
0d6ce890 ER |
667 | } |
668 | ||
669 | RETVAL=0 | |
670 | case "$action" in | |
671 | start) | |
672 | start | |
673 | ;; | |
674 | stop) | |
675 | stop | |
676 | ;; | |
677 | restart) | |
678 | stop | |
679 | start | |
680 | ;; | |
681 | try-restart) | |
682 | condrestart 0 | |
683 | ;; | |
684 | force-reload) | |
685 | condrestart 7 | |
686 | ;; | |
687 | init) | |
688 | for mysqldir in $DB_CLUSTERS; do | |
689 | mysqlinit "$mysqldir" | |
690 | done | |
691 | exit $? | |
692 | ;; | |
693 | flush-logs) | |
694 | for mysqldir in $DB_CLUSTERS; do | |
c0beb2ff | 695 | mysqlgetconfig "$mysqldir" |
0d6ce890 ER |
696 | # just if mysqld is really running |
697 | if /usr/bin/mysqladmin --defaults-file="$MYSQL_CONFIG" --socket="$MYSQL_SOCKET" ping >/dev/null 2>&1; then | |
698 | /usr/bin/mysqladmin --defaults-file="$MYSQL_CONFIG" --socket="$MYSQL_SOCKET" flush-logs | |
699 | fi | |
700 | done | |
701 | ;; | |
702 | status) | |
703 | status | |
aac2c31f | 704 | ;; |
53a28f77 | 705 | *) |
33cdd78d | 706 | msg_usage "$0 {start|stop|restart|try-restart|force-reload|init|flush-logs|status}" |
02e96f2e | 707 | exit 3 |
53a28f77 | 708 | esac |
40c36bca | 709 | |
ee9b6a50 | 710 | exit $RETVAL |