Annotation of /alx-src/branches/alx-web-070/scripts/sql-schema/mcore-sql-schema.sh
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Fri Feb 5 12:30:35 2016 UTC (8 years, 3 months ago) by niro
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Fri Feb 5 12:30:35 2016 UTC (8 years, 3 months ago) by niro
File MIME type: application/x-sh
File size: 4796 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 | line="${TABLE_DEFINITION[${i}]}" | ||
94 | column="${line%% *}" | ||
95 | opts="${line/${column} /}" | ||
96 | |||
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 | # VALUE_DEFINITION=( | ||
127 | # "table_name, value_column_name, bool_column_name, id_column_name" | ||
128 | # "value1, bool1" | ||
129 | # "value2, bool2" | ||
130 | # "valueN, boolN" | ||
131 | # ) | ||
132 | sql_set_value() | ||
133 | { | ||
134 | local line | ||
135 | local meta | ||
136 | local table | ||
137 | local column_value | ||
138 | local column_bool | ||
139 | local column_id | ||
140 | local value | ||
141 | local bool | ||
142 | local count | ||
143 | local i | ||
144 | local id | ||
145 | |||
146 | count="${#VALUE_DEFINITION[*]}" | ||
147 | line="${VALUE_DEFINITION[0]}" | ||
148 | for i in ${line//,/ } | ||
149 | do | ||
150 | meta+=( "${i}" ) | ||
151 | done | ||
152 | |||
153 | table="${meta[0]}" | ||
154 | column_value="${meta[1]}" | ||
155 | column_bool="${meta[2]}" | ||
156 | column_id="${meta[3]}" | ||
157 | |||
158 | for ((i=1; i<count; i++)) | ||
159 | do | ||
160 | line="${VALUE_DEFINITION[${i}]}" | ||
161 | value="${line%%,*}" | ||
162 | bool="${line##*,}" | ||
163 | # remove any leading whitespaces | ||
164 | bool="${bool// }" | ||
165 | |||
166 | # now check if the value already exist in the database | ||
167 | id=$(mysqldo "SELECT ${column_id} FROM ${MCORE_SQL_DB}.${table} WHERE ${column_value}='${value}';") | ||
168 | if [[ -n ${id} ]] | ||
169 | then | ||
170 | # update value in database | ||
171 | mysqldo "UPDATE ${MCORE_SQL_DB}.${table} SET ${column_value}='${value}', ${column_bool}='${bool}' WHERE ${column_id}='${id}';" || die "update value in table ${table}" | ||
172 | else | ||
173 | # insert into the database | ||
174 | mysqldo "INSERT INTO ${MCORE_SQL_DB}.${table} (${column_value}, ${column_bool}) VALUES ( '${value}', '${bool}' );" || die "insert value into table ${table}" | ||
175 | fi | ||
176 | done | ||
177 | } | ||
178 | |||
179 | update_to_database_schema_version_2() | ||
180 | { | ||
181 | return 0 | ||
182 | } | ||
183 | |||
184 | update_to_database_schema_version_3() | ||
185 | { | ||
186 | return 0 | ||
187 | } | ||
188 | |||
189 | create_database() | ||
190 | { | ||
191 | create_database_schema | ||
192 | } | ||
193 | |||
194 | update_database() | ||
195 | { | ||
196 | local current_sql_db_version | ||
197 | local i | ||
198 | |||
199 | current_sql_db_version=$(mysqldo "SELECT MAX(version) from meta;") | ||
200 | |||
201 | if [[ ${current_sql_db_version} = ${MCORE_SQL_DB_VERSION} ]] | ||
202 | then | ||
203 | echo "Database is already up to date" | ||
204 | return 0 | ||
205 | fi | ||
206 | |||
207 | # run every update_to_database_version_X script which exist up to version MCORE_SQL_DB_VERSION | ||
208 | for i in $(seq $((${current_sql_db_version}+1)) ${MCORE_SQL_DB_VERSION}) | ||
209 | do | ||
210 | if [[ -n $(typeset -f update_to_database_version_${i}) ]] | ||
211 | then | ||
212 | echo "Running update_to_database_schema_version_${i}()" | ||
213 | update_to_database_schema_version_${i} | ||
214 | fi | ||
215 | done | ||
216 | } | ||
217 | |||
218 | fill_database() | ||
219 | { | ||
220 | create_database_values | ||
221 | } | ||
222 | |||
223 | case $1 in | ||
224 | create) | ||
225 | create_database | ||
226 | fill_database | ||
227 | ;; | ||
228 | |||
229 | update) | ||
230 | update_database | ||
231 | fill_database | ||
232 | ;; | ||
233 | esac |