Annotation of /alx-src/branches/alx-web-070/scripts/sql-schema/mcore-sql-schema.sh
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Fri Feb 5 14:34:11 2016 UTC (8 years, 7 months ago) by niro
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Fri Feb 5 14:34:11 2016 UTC (8 years, 7 months ago) by niro
File MIME type: application/x-sh
File size: 8650 byte(s)
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1 | niro | 8485 | #!/bin/bash |
2 | |||
3 | # include everything from include | ||
4 | for inc in $(find ./include -type f -name \*.sh) | ||
5 | do | ||
6 | source "${inc}" | ||
7 | done | ||
8 | |||
9 | die() | ||
10 | { | ||
11 | echo "ERROR: $@" | ||
12 | exit 1 | ||
13 | } | ||
14 | |||
15 | mysql_command() | ||
16 | { | ||
17 | local sql_user | ||
18 | local sql_pass | ||
19 | local sql_host | ||
20 | local sql_db | ||
21 | local sql_command | ||
22 | |||
23 | sql_user=$1 | ||
24 | sql_pass=$2 | ||
25 | sql_host=$3 | ||
26 | sql_db=$4 | ||
27 | sql_command=$5 | ||
28 | |||
29 | #fallback (sql_opts not, they are optional ) | ||
30 | if [ -z "${sql_user}" \ | ||
31 | -o -z "${sql_pass}" \ | ||
32 | -o -z "${sql_host}" \ | ||
33 | -o -z "${sql_db}" \ | ||
34 | -o -z "${sql_command}" ] | ||
35 | then | ||
36 | echo | ||
37 | echo "Usage:" | ||
38 | echo -e " mysql_command user pass host db \"sql-command\"" | ||
39 | echo | ||
40 | return 1 | ||
41 | fi | ||
42 | |||
43 | mysql \ | ||
44 | --user="${sql_user}" \ | ||
45 | --password="${sql_pass}" \ | ||
46 | --host="${sql_host}" \ | ||
47 | --database="${sql_db}" \ | ||
48 | --batch \ | ||
49 | --skip-column-names \ | ||
50 | --execute="${sql_command}" \ | ||
51 | || return 1 | ||
52 | |||
53 | return 0 | ||
54 | } | ||
55 | |||
56 | mysqldo() | ||
57 | { | ||
58 | mysql_command \ | ||
59 | "${MCORE_SQL_USER}" \ | ||
60 | "${MCORE_SQL_PASS}" \ | ||
61 | "${MCORE_SQL_HOST}" \ | ||
62 | "${MCORE_SQL_DB}" \ | ||
63 | "$@" \ | ||
64 | && return 0 || return 1 | ||
65 | } | ||
66 | |||
67 | # creates a mysql table with help of a defined array TABLE_DEFINITION: | ||
68 | # array values are a struct like this: | ||
69 | # first array element is the table name, everything else are column descriptions | ||
70 | # TABLE_DEFINITION=( | ||
71 | # "table_name" | ||
72 | # "column1_name column1_argvs" | ||
73 | # "column2_name column2_argvs" | ||
74 | # "columnN_name columnN_argvs" | ||
75 | # ) | ||
76 | sql_create_table() | ||
77 | { | ||
78 | local table | ||
79 | local count | ||
80 | local i | ||
81 | local line | ||
82 | local opts | ||
83 | local column | ||
84 | local autoincrement | ||
85 | local primary | ||
86 | local create | ||
87 | |||
88 | table="${TABLE_DEFINITION[0]}" | ||
89 | count="${#TABLE_DEFINITION[*]}" | ||
90 | |||
91 | for ((i=1; i<count; i++)) | ||
92 | do | ||
93 | niro | 8493 | line=( ${TABLE_DEFINITION[${i}]} ) |
94 | column="${line[0]}" | ||
95 | opts="${line[*]:1}" | ||
96 | niro | 8485 | |
97 | case ${opts} in | ||
98 | *"PRIMARY KEY"*) opts="${opts//PRIMARY KEY}"; primary="${column}" ;; | ||
99 | *"primary key"*) opts="${opts//primary key}"; primary="${column}" ;; | ||
100 | esac | ||
101 | |||
102 | case ${opts} in | ||
103 | *AUTO_INCREMENT*) opts="${opts//AUTO_INCREMENT}"; autoincrement="${column} ${opts}" ;; | ||
104 | *auto_increment*) opts="${opts//auto_increment}"; autoincrement="${column} ${opts}" ;; | ||
105 | esac | ||
106 | |||
107 | if [[ -z ${create} ]] | ||
108 | then | ||
109 | create="${column} ${opts}" | ||
110 | else | ||
111 | create+=", ${column} ${opts}" | ||
112 | fi | ||
113 | done | ||
114 | mysqldo "CREATE TABLE ${MCORE_SQL_DB}.${table} ( ${create} );" || die "creating table '${table}'" | ||
115 | |||
116 | if [[ -n ${primary} ]] | ||
117 | then | ||
118 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} ADD PRIMARY KEY (${primary});" || die "adding primary key to table '${table}'" | ||
119 | fi | ||
120 | if [[ -n ${autoincrement} ]] | ||
121 | then | ||
122 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} MODIFY ${autoincrement} AUTO_INCREMENT;" || die "adding auto_increment to table '${table}'" | ||
123 | fi | ||
124 | } | ||
125 | |||
126 | niro | 8493 | # TABLE_DEFINITION=( |
127 | # "table_name" | ||
128 | # "column1_name after_column column1_argvs" | ||
129 | # "column2_name after_column column2_argvs" | ||
130 | # "columnN_name after_column columnN_argvs" | ||
131 | # ) | ||
132 | sql_add_column() | ||
133 | { | ||
134 | local table | ||
135 | local count | ||
136 | local i | ||
137 | local line | ||
138 | local opts | ||
139 | local column | ||
140 | local autoincrement | ||
141 | local primary | ||
142 | |||
143 | table="${TABLE_DEFINITION[0]}" | ||
144 | count="${#TABLE_DEFINITION[*]}" | ||
145 | |||
146 | for ((i=1; i<count; i++)) | ||
147 | do | ||
148 | line=( ${TABLE_DEFINITION[${i}]} ) | ||
149 | column="${line[0]}" | ||
150 | after="${line[1]}" | ||
151 | opts="${line[*]:2}" | ||
152 | |||
153 | case ${opts} in | ||
154 | *"PRIMARY KEY"*) opts="${opts//PRIMARY KEY}"; primary="${column}" ;; | ||
155 | *"primary key"*) opts="${opts//primary key}"; primary="${column}" ;; | ||
156 | esac | ||
157 | |||
158 | case ${opts} in | ||
159 | *AUTO_INCREMENT*) opts="${opts//AUTO_INCREMENT}"; autoincrement="${column} ${opts}" ;; | ||
160 | *auto_increment*) opts="${opts//auto_increment}"; autoincrement="${column} ${opts}" ;; | ||
161 | esac | ||
162 | |||
163 | niro | 8500 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} ADD ${column} ${opts} AFTER ${after_column};" || die "add column '${table}'" |
164 | niro | 8493 | done |
165 | |||
166 | if [[ -n ${primary} ]] | ||
167 | then | ||
168 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} ADD PRIMARY KEY (${primary});" || die "adding primary key to table '${table}'" | ||
169 | fi | ||
170 | if [[ -n ${autoincrement} ]] | ||
171 | then | ||
172 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} MODIFY ${autoincrement} AUTO_INCREMENT;" || die "adding auto_increment to table '${table}'" | ||
173 | fi | ||
174 | } | ||
175 | |||
176 | # TABLE_DEFINITION=( | ||
177 | # "table_name" | ||
178 | # "column1_name column1_argvs" | ||
179 | # "column2_name column2_argvs" | ||
180 | # "columnN_name columnN_argvs" | ||
181 | # ) | ||
182 | sql_modify_column() | ||
183 | { | ||
184 | local table | ||
185 | local count | ||
186 | local i | ||
187 | local line | ||
188 | local opts | ||
189 | local column | ||
190 | local autoincrement | ||
191 | local primary | ||
192 | niro | 8501 | local current_primary |
193 | niro | 8493 | |
194 | table="${TABLE_DEFINITION[0]}" | ||
195 | count="${#TABLE_DEFINITION[*]}" | ||
196 | |||
197 | for ((i=1; i<count; i++)) | ||
198 | do | ||
199 | line=( ${TABLE_DEFINITION[${i}]} ) | ||
200 | column="${line[0]}" | ||
201 | opts="${line[*]:1}" | ||
202 | |||
203 | case ${opts} in | ||
204 | *"PRIMARY KEY"*) opts="${opts//PRIMARY KEY}"; primary="${column}" ;; | ||
205 | *"primary key"*) opts="${opts//primary key}"; primary="${column}" ;; | ||
206 | esac | ||
207 | |||
208 | case ${opts} in | ||
209 | *AUTO_INCREMENT*) opts="${opts//AUTO_INCREMENT}"; autoincrement="${column} ${opts}" ;; | ||
210 | *auto_increment*) opts="${opts//auto_increment}"; autoincrement="${column} ${opts}" ;; | ||
211 | esac | ||
212 | |||
213 | niro | 8500 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} MODIFY ${column} ${opts};" || die "modify table '${table}'" |
214 | niro | 8493 | done |
215 | |||
216 | if [[ -n ${primary} ]] | ||
217 | then | ||
218 | niro | 8501 | # only run this if the primary key is not already the same column |
219 | niro | 8502 | i=( $(mysqldo 'SHOW COLUMNS FROM '${MCORE_SQL_DB}.${table}' WHERE `Key`="PRI"') ) |
220 | niro | 8501 | current_primary="${i[0]}" |
221 | if [[ ${current_primary} != ${primary} ]] | ||
222 | then | ||
223 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} ADD PRIMARY KEY (${primary});" || die "adding primary key to table '${table}'" | ||
224 | fi | ||
225 | niro | 8493 | fi |
226 | if [[ -n ${autoincrement} ]] | ||
227 | then | ||
228 | mysqldo "ALTER TABLE ${MCORE_SQL_DB}.${table} MODIFY ${autoincrement} AUTO_INCREMENT;" || die "adding auto_increment to table '${table}'" | ||
229 | fi | ||
230 | } | ||
231 | |||
232 | niro | 8485 | # VALUE_DEFINITION=( |
233 | # "table_name, value_column_name, bool_column_name, id_column_name" | ||
234 | # "value1, bool1" | ||
235 | # "value2, bool2" | ||
236 | # "valueN, boolN" | ||
237 | # ) | ||
238 | sql_set_value() | ||
239 | { | ||
240 | local line | ||
241 | local meta | ||
242 | local table | ||
243 | local column_value | ||
244 | local column_bool | ||
245 | local column_id | ||
246 | local value | ||
247 | local bool | ||
248 | local count | ||
249 | local i | ||
250 | local id | ||
251 | |||
252 | count="${#VALUE_DEFINITION[*]}" | ||
253 | line="${VALUE_DEFINITION[0]}" | ||
254 | for i in ${line//,/ } | ||
255 | do | ||
256 | meta+=( "${i}" ) | ||
257 | done | ||
258 | |||
259 | table="${meta[0]}" | ||
260 | column_value="${meta[1]}" | ||
261 | column_bool="${meta[2]}" | ||
262 | column_id="${meta[3]}" | ||
263 | |||
264 | for ((i=1; i<count; i++)) | ||
265 | do | ||
266 | line="${VALUE_DEFINITION[${i}]}" | ||
267 | value="${line%%,*}" | ||
268 | bool="${line##*,}" | ||
269 | # remove any leading whitespaces | ||
270 | bool="${bool// }" | ||
271 | |||
272 | # now check if the value already exist in the database | ||
273 | id=$(mysqldo "SELECT ${column_id} FROM ${MCORE_SQL_DB}.${table} WHERE ${column_value}='${value}';") | ||
274 | if [[ -n ${id} ]] | ||
275 | then | ||
276 | # update value in database | ||
277 | mysqldo "UPDATE ${MCORE_SQL_DB}.${table} SET ${column_value}='${value}', ${column_bool}='${bool}' WHERE ${column_id}='${id}';" || die "update value in table ${table}" | ||
278 | else | ||
279 | # insert into the database | ||
280 | mysqldo "INSERT INTO ${MCORE_SQL_DB}.${table} (${column_value}, ${column_bool}) VALUES ( '${value}', '${bool}' );" || die "insert value into table ${table}" | ||
281 | fi | ||
282 | done | ||
283 | } | ||
284 | |||
285 | create_database() | ||
286 | { | ||
287 | create_database_schema | ||
288 | niro | 8495 | |
289 | niro | 8498 | # update database schema version |
290 | mysqldo "INSERT INTO ${MCORE_SQL_DB}.meta_schema(version) VALUES ('${MCORE_SQL_DB_SCHEMA_VERSION}') ON DUPLICATE KEY UPDATE version='${MCORE_SQL_DB_SCHEMA_VERSION}';" || die "updating schema version" | ||
291 | niro | 8485 | } |
292 | |||
293 | update_database() | ||
294 | { | ||
295 | niro | 8497 | local current_sql_db_schema_version |
296 | niro | 8485 | local i |
297 | |||
298 | niro | 8498 | current_sql_db_schema_version=$(mysqldo "SELECT MAX(version) from meta_schema;") |
299 | niro | 8485 | |
300 | niro | 8497 | if [[ ${current_sql_db_schema_version} = ${MCORE_SQL_DB_SCHEMA_VERSION} ]] |
301 | niro | 8485 | then |
302 | niro | 8503 | echo "Database schema is already up to date" |
303 | niro | 8485 | return 0 |
304 | fi | ||
305 | |||
306 | niro | 8496 | # run every update_to_database_version_X script which exist up to version MCORE_SQL_DB_SCHEMA_VERSION |
307 | niro | 8497 | for i in $(seq $((${current_sql_db_schema_version}+1)) ${MCORE_SQL_DB_SCHEMA_VERSION}) |
308 | niro | 8485 | do |
309 | niro | 8495 | if [[ -n $(typeset -f update_to_database_schema_version_${i}) ]] |
310 | niro | 8485 | then |
311 | echo "Running update_to_database_schema_version_${i}()" | ||
312 | niro | 8495 | update_to_database_schema_version_${i} || die |
313 | niro | 8485 | fi |
314 | done | ||
315 | niro | 8495 | |
316 | niro | 8498 | # update database schema version |
317 | mysqldo "INSERT INTO ${MCORE_SQL_DB}.meta_schema(version) VALUES ('${MCORE_SQL_DB_SCHEMA_VERSION}') ON DUPLICATE KEY UPDATE version='${MCORE_SQL_DB_SCHEMA_VERSION}';" || die "updating schema version" | ||
318 | niro | 8485 | } |
319 | |||
320 | fill_database() | ||
321 | { | ||
322 | niro | 8498 | local current_sql_db_values_version |
323 | local i | ||
324 | |||
325 | current_sql_db_values_version=$(mysqldo "SELECT MAX(version) from meta_values;") | ||
326 | |||
327 | if [[ ${current_sql_db_values_version} = ${MCORE_SQL_DB_VALUES_VERSION} ]] | ||
328 | then | ||
329 | echo "Database values are already up to date" | ||
330 | return 0 | ||
331 | fi | ||
332 | |||
333 | niro | 8485 | create_database_values |
334 | niro | 8498 | # update database values version |
335 | mysqldo "INSERT INTO ${MCORE_SQL_DB}.meta_values(version) VALUES ('${MCORE_SQL_DB_VALUES_VERSION}') ON DUPLICATE KEY UPDATE version='${MCORE_SQL_DB_VALUES_VERSION}';" || die "updating values version" | ||
336 | niro | 8485 | } |
337 | |||
338 | case $1 in | ||
339 | create) | ||
340 | create_database | ||
341 | fill_database | ||
342 | ;; | ||
343 | |||
344 | update) | ||
345 | update_database | ||
346 | fill_database | ||
347 | ;; | ||
348 | esac |