28 lines
1.3 KiB
Bash
28 lines
1.3 KiB
Bash
#!/bin/sh
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set -eu
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mysql_args="--host=mysql --user=${MYSQL_USER} --database=${MYSQL_DATABASE} --default-character-set=utf8mb4 --batch --skip-column-names"
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until MYSQL_PWD="${MYSQL_PASSWORD}" mysql ${mysql_args} --execute "SELECT 1" >/dev/null 2>&1; do
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sleep 2
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done
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MYSQL_PWD="${MYSQL_PASSWORD}" mysql ${mysql_args} --execute "CREATE TABLE IF NOT EXISTS schema_migrations (version VARCHAR(255) NOT NULL PRIMARY KEY, checksum CHAR(64) NOT NULL, applied_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3)) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4"
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for file in /migrations/*.sql; do
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version="$(basename "${file}")"
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checksum="$(sha256sum "${file}" | awk '{print $1}')"
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existing="$(MYSQL_PWD="${MYSQL_PASSWORD}" mysql ${mysql_args} --execute "SELECT checksum FROM schema_migrations WHERE version='${version}'" 2>/dev/null || true)"
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if [ -n "${existing}" ]; then
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if [ "${existing}" != "${checksum}" ]; then
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echo "Migration checksum mismatch: ${version}" >&2
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exit 1
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fi
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echo "Already applied: ${version}"
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continue
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fi
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echo "Applying: ${version}"
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MYSQL_PWD="${MYSQL_PASSWORD}" mysql ${mysql_args} < "${file}"
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MYSQL_PWD="${MYSQL_PASSWORD}" mysql ${mysql_args} --execute "INSERT INTO schema_migrations(version,checksum) VALUES('${version}','${checksum}')"
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done
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