diff options
author | 2020-10-03 23:09:58 -0500 | |
---|---|---|
committer | 2020-10-08 18:07:07 -0400 | |
commit | 3d56552d9fe891f11ec3099314df0ea6970be8ba (patch) | |
tree | a3b40f05fe3ef313e38c8b7bf379aa71cf8772b7 /kubernetes/portal/components/portal-mariadb/resources/config | |
parent | bfe75a346b6ac671723affa5770b4caf4ae7f79a (diff) |
[Portal] Update docker-entrypoint.sh for portal-mariadb
Update docker-entrypoint.sh file, since we
are going with the latest mariaDB version
10.5.5 and also updated with released images
Issue-ID: OOM-2587
Signed-off-by: SandeepLinux <Sandeep.Shah@att.com>
Change-Id: If903ccbfb5dc820219b7d0d28d274bd40b033887
Signed-off-by: statta <statta@att.com>
Diffstat (limited to 'kubernetes/portal/components/portal-mariadb/resources/config')
-rw-r--r-- | kubernetes/portal/components/portal-mariadb/resources/config/mariadb/docker-entrypoint.sh | 449 |
1 files changed, 306 insertions, 143 deletions
diff --git a/kubernetes/portal/components/portal-mariadb/resources/config/mariadb/docker-entrypoint.sh b/kubernetes/portal/components/portal-mariadb/resources/config/mariadb/docker-entrypoint.sh index 93d2b67cc9..390241fa1d 100644 --- a/kubernetes/portal/components/portal-mariadb/resources/config/mariadb/docker-entrypoint.sh +++ b/kubernetes/portal/components/portal-mariadb/resources/config/mariadb/docker-entrypoint.sh @@ -2,21 +2,21 @@ set -eo pipefail shopt -s nullglob -# if command starts with an option, prepend mysqld -if [ "${1:0:1}" = '-' ]; then - set -- mysqld "$@" -fi - -# skip setup if they want an option that stops mysqld -wantHelp= -for arg; do - case "$arg" in - -'?'|--help|--print-defaults|-V|--version) - wantHelp=1 - break - ;; - esac -done +# logging functions +mysql_log() { + local type="$1"; shift + printf '%s [%s] [Entrypoint]: %s\n' "$(date --rfc-3339=seconds)" "$type" "$*" +} +mysql_note() { + mysql_log Note "$@" +} +mysql_warn() { + mysql_log Warn "$@" >&2 +} +mysql_error() { + mysql_log ERROR "$@" >&2 + exit 1 +} # usage: file_env VAR [DEFAULT] # ie: file_env 'XYZ_DB_PASSWORD' 'example' @@ -27,8 +27,7 @@ file_env() { local fileVar="${var}_FILE" local def="${2:-}" if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then - echo >&2 "error: both $var and $fileVar are set (but are exclusive)" - exit 1 + mysql_error "Both $var and $fileVar are set (but are exclusive)" fi local val="$def" if [ "${!var:-}" ]; then @@ -40,164 +39,328 @@ file_env() { unset "$fileVar" } -_check_config() { - toRun=( "$@" --verbose --help --log-bin-index="$(mktemp -u)" ) +# check to see if this file is being run or sourced from another script +_is_sourced() { + # https://unix.stackexchange.com/a/215279 + [ "${#FUNCNAME[@]}" -ge 2 ] \ + && [ "${FUNCNAME[0]}" = '_is_sourced' ] \ + && [ "${FUNCNAME[1]}" = 'source' ] +} + +# usage: docker_process_init_files [file [file [...]]] +# ie: docker_process_init_files /always-initdb.d/* +# process initializer files, based on file extensions +docker_process_init_files() { + # mysql here for backwards compatibility "${mysql[@]}" + mysql=( docker_process_sql ) + + echo + local f + for f; do + case "$f" in + *.sh) + # https://github.com/docker-library/postgres/issues/450#issuecomment-393167936 + # https://github.com/docker-library/postgres/pull/452 + if [ -x "$f" ]; then + mysql_note "$0: running $f" + "$f" + else + mysql_note "$0: sourcing $f" + . "$f" + fi + ;; + *.sql) mysql_note "$0: running $f"; docker_process_sql < "$f"; echo ;; + *.sql.gz) mysql_note "$0: running $f"; gunzip -c "$f" | docker_process_sql; echo ;; + *.sql.xz) mysql_note "$0: running $f"; xzcat "$f" | docker_process_sql; echo ;; + *) mysql_warn "$0: ignoring $f" ;; + esac + echo + done +} + +mysql_check_config() { + local toRun=( "$@" --verbose --help --log-bin-index="$(mktemp -u)" ) errors if ! errors="$("${toRun[@]}" 2>&1 >/dev/null)"; then - cat >&2 <<-EOM - ERROR: mysqld failed while attempting to check config - command was: "${toRun[*]}" - $errors - EOM - exit 1 + mysql_error $'mysqld failed while attempting to check config\n\tcommand was: '"${toRun[*]}"$'\n\t'"$errors" fi } # Fetch value from server config # We use mysqld --verbose --help instead of my_print_defaults because the # latter only show values present in config files, and not server defaults -_get_config() { +mysql_get_config() { local conf="$1"; shift "$@" --verbose --help --log-bin-index="$(mktemp -u)" 2>/dev/null \ - | awk '$1 == "'"$conf"'" && /^[^ \t]/ { sub(/^[^ \t]+[ \t]+/, ""); print; exit }' + | awk -v conf="$conf" '$1 == conf && /^[^ \t]/ { sub(/^[^ \t]+[ \t]+/, ""); print; exit }' # match "datadir /some/path with/spaces in/it here" but not "--xyz=abc\n datadir (xyz)" } -# allow the container to be started with `--user` -if [ "$1" = 'mysqld' -a -z "$wantHelp" -a "$(id -u)" = '0' ]; then - _check_config "$@" - DATADIR="$(_get_config 'datadir' "$@")" +# Do a temporary startup of the MySQL server, for init purposes +docker_temp_server_start() { + "$@" --skip-networking --socket="${SOCKET}" & + mysql_note "Waiting for server startup" + local i + for i in {30..0}; do + # only use the root password if the database has already been initializaed + # so that it won't try to fill in a password file when it hasn't been set yet + extraArgs=() + if [ -z "$DATABASE_ALREADY_EXISTS" ]; then + extraArgs+=( '--dont-use-mysql-root-password' ) + fi + if docker_process_sql "${extraArgs[@]}" --database=mysql <<<'SELECT 1' &> /dev/null; then + break + fi + sleep 1 + done + if [ "$i" = 0 ]; then + mysql_error "Unable to start server." + fi +} + +# Stop the server. When using a local socket file mysqladmin will block until +# the shutdown is complete. +docker_temp_server_stop() { + if ! mysqladmin --defaults-extra-file=<( _mysql_passfile ) shutdown -uroot --socket="${SOCKET}"; then + mysql_error "Unable to shut down server." + fi +} + +# Verify that the minimally required password settings are set for new databases. +docker_verify_minimum_env() { + if [ -z "$MYSQL_ROOT_PASSWORD" -a -z "$MYSQL_ALLOW_EMPTY_PASSWORD" -a -z "$MYSQL_RANDOM_ROOT_PASSWORD" ]; then + mysql_error $'Database is uninitialized and password option is not specified\n\tYou need to specify one of MYSQL_ROOT_PASSWORD, MYSQL_ALLOW_EMPTY_PASSWORD and MYSQL_RANDOM_ROOT_PASSWORD' + fi +} + +# creates folders for the database +# also ensures permission for user mysql of run as root +docker_create_db_directories() { + local user; user="$(id -u)" + + # TODO other directories that are used by default? like /var/lib/mysql-files + # see https://github.com/docker-library/mysql/issues/562 mkdir -p "$DATADIR" - find "$DATADIR" \! -user mysql -exec chown mysql '{}' + - exec gosu mysql "$BASH_SOURCE" "$@" -fi -if [ "$1" = 'mysqld' -a -z "$wantHelp" ]; then - # still need to check config, container may have started with --user - _check_config "$@" + if [ "$user" = "0" ]; then + # this will cause less disk access than `chown -R` + find "$DATADIR" \! -user mysql -exec chown mysql '{}' + + fi +} + +# initializes the database directory +docker_init_database_dir() { + mysql_note "Initializing database files" + installArgs=( --datadir="$DATADIR" --rpm ) + if { mysql_install_db --help || :; } | grep -q -- '--auth-root-authentication-method'; then + # beginning in 10.4.3, install_db uses "socket" which only allows system user root to connect, switch back to "normal" to allow mysql root without a password + # see https://github.com/MariaDB/server/commit/b9f3f06857ac6f9105dc65caae19782f09b47fb3 + # (this flag doesn't exist in 10.0 and below) + installArgs+=( --auth-root-authentication-method=normal ) + fi + # "Other options are passed to mysqld." (so we pass all "mysqld" arguments directly here) + mysql_install_db "${installArgs[@]}" "${@:2}" + mysql_note "Database files initialized" +} + +# Loads various settings that are used elsewhere in the script +# This should be called after mysql_check_config, but before any other functions +docker_setup_env() { # Get config - DATADIR="$(_get_config 'datadir' "$@")" - - if [ ! -d "$DATADIR/mysql" ]; then - file_env 'MYSQL_ROOT_PASSWORD' - if [ -z "$MYSQL_ROOT_PASSWORD" -a -z "$MYSQL_ALLOW_EMPTY_PASSWORD" -a -z "$MYSQL_RANDOM_ROOT_PASSWORD" ]; then - echo >&2 'error: database is uninitialized and password option is not specified ' - echo >&2 ' You need to specify one of MYSQL_ROOT_PASSWORD, MYSQL_ALLOW_EMPTY_PASSWORD and MYSQL_RANDOM_ROOT_PASSWORD' - exit 1 - fi + declare -g DATADIR SOCKET + DATADIR="$(mysql_get_config 'datadir' "$@")" + SOCKET="$(mysql_get_config 'socket' "$@")" - mkdir -p "$DATADIR" + # Initialize values that might be stored in a file + file_env 'MYSQL_ROOT_HOST' '%' + file_env 'MYSQL_DATABASE' + file_env 'MYSQL_USER' + file_env 'MYSQL_PASSWORD' + file_env 'MYSQL_ROOT_PASSWORD' + file_env 'PORTAL_DB_TABLES' - echo 'Initializing database' - installArgs=( --datadir="$DATADIR" --rpm ) - if { mysql_install_db --help || :; } | grep -q -- '--auth-root-authentication-method'; then - # beginning in 10.4.3, install_db uses "socket" which only allows system user root to connect, switch back to "normal" to allow mysql root without a password - # see https://github.com/MariaDB/server/commit/b9f3f06857ac6f9105dc65caae19782f09b47fb3 - # (this flag doesn't exist in 10.0 and below) - installArgs+=( --auth-root-authentication-method=normal ) - fi - # "Other options are passed to mysqld." (so we pass all "mysqld" arguments directly here) - mysql_install_db "${installArgs[@]}" "${@:2}" - echo 'Database initialized' - - SOCKET="$(_get_config 'socket' "$@")" - "$@" --skip-networking --socket="${SOCKET}" & - pid="$!" - - mysql=( mysql --protocol=socket -uroot -hlocalhost --socket="${SOCKET}" ) - - for i in {60..0}; do - if echo 'SELECT 1' | "${mysql[@]}" &> /dev/null; then - break - fi - echo 'MySQL init process in progress...' - sleep 1 - done - if [ "$i" = 0 ]; then - echo >&2 'MySQL init process failed.' - exit 1 - fi + declare -g DATABASE_ALREADY_EXISTS + if [ -d "$DATADIR/mysql" ]; then + DATABASE_ALREADY_EXISTS='true' + fi +} - if [ -z "$MYSQL_INITDB_SKIP_TZINFO" ]; then - # sed is for https://bugs.mysql.com/bug.php?id=20545 - mysql_tzinfo_to_sql /usr/share/zoneinfo | sed 's/Local time zone must be set--see zic manual page/FCTY/' | "${mysql[@]}" mysql - fi +# Execute sql script, passed via stdin +# usage: docker_process_sql [--dont-use-mysql-root-password] [mysql-cli-args] +# ie: docker_process_sql --database=mydb <<<'INSERT ...' +# ie: docker_process_sql --dont-use-mysql-root-password --database=mydb <my-file.sql +docker_process_sql() { + passfileArgs=() + if [ '--dont-use-mysql-root-password' = "$1" ]; then + passfileArgs+=( "$1" ) + shift + fi + # args sent in can override this db, since they will be later in the command + if [ -n "$MYSQL_DATABASE" ]; then + set -- --database="$MYSQL_DATABASE" "$@" + fi - if [ ! -z "$MYSQL_RANDOM_ROOT_PASSWORD" ]; then - export MYSQL_ROOT_PASSWORD="$(pwgen -1 32)" - echo "GENERATED ROOT PASSWORD: $MYSQL_ROOT_PASSWORD" - fi + mysql --defaults-extra-file=<( _mysql_passfile "${passfileArgs[@]}") --protocol=socket -uroot -hlocalhost --socket="${SOCKET}" "$@" +} - rootCreate= - # default root to listen for connections from anywhere - file_env 'MYSQL_ROOT_HOST' '%' - if [ ! -z "$MYSQL_ROOT_HOST" -a "$MYSQL_ROOT_HOST" != 'localhost' ]; then - # no, we don't care if read finds a terminating character in this heredoc - # https://unix.stackexchange.com/questions/265149/why-is-set-o-errexit-breaking-this-read-heredoc-expression/265151#265151 - read -r -d '' rootCreate <<-EOSQL || true - CREATE USER 'root'@'${MYSQL_ROOT_HOST}' IDENTIFIED BY '${MYSQL_ROOT_PASSWORD}' ; - GRANT ALL ON *.* TO 'root'@'${MYSQL_ROOT_HOST}' WITH GRANT OPTION ; - EOSQL - fi +# Initializes database with timezone info and root password, plus optional extra db/user +docker_setup_db() { + # Load timezone info into database + if [ -z "$MYSQL_INITDB_SKIP_TZINFO" ]; then + { + # Aria in 10.4+ is slow due to "transactional" (crash safety) + # https://jira.mariadb.org/browse/MDEV-23326 + # https://github.com/docker-library/mariadb/issues/262 + local tztables=( time_zone time_zone_leap_second time_zone_name time_zone_transition time_zone_transition_type ) + for table in "${tztables[@]}"; do + echo "/*!100400 ALTER TABLE $table TRANSACTIONAL=0 */;" + done - "${mysql[@]}" <<-EOSQL - -- What's done in this file shouldn't be replicated - -- or products like mysql-fabric won't work - SET @@SESSION.SQL_LOG_BIN=0; - DELETE FROM mysql.user WHERE user NOT IN ('mysql.sys', 'mysqlxsys', 'root') OR host NOT IN ('localhost') ; - SET PASSWORD FOR 'root'@'localhost'=PASSWORD('${MYSQL_ROOT_PASSWORD}') ; - GRANT ALL ON *.* TO 'root'@'localhost' WITH GRANT OPTION ; - ${rootCreate} - DROP DATABASE IF EXISTS test ; - FLUSH PRIVILEGES ; + # sed is for https://bugs.mysql.com/bug.php?id=20545 + mysql_tzinfo_to_sql /usr/share/zoneinfo \ + | sed 's/Local time zone must be set--see zic manual page/FCTY/' + + for table in "${tztables[@]}"; do + echo "/*!100400 ALTER TABLE $table TRANSACTIONAL=1 */;" + done + } | docker_process_sql --dont-use-mysql-root-password --database=mysql + # tell docker_process_sql to not use MYSQL_ROOT_PASSWORD since it is not set yet + fi + # Generate random root password + if [ -n "$MYSQL_RANDOM_ROOT_PASSWORD" ]; then + export MYSQL_ROOT_PASSWORD="$(pwgen -1 32)" + mysql_note "GENERATED ROOT PASSWORD: $MYSQL_ROOT_PASSWORD" + fi + # Sets root password and creates root users for non-localhost hosts + local rootCreate= + # default root to listen for connections from anywhere + if [ -n "$MYSQL_ROOT_HOST" ] && [ "$MYSQL_ROOT_HOST" != 'localhost' ]; then + # no, we don't care if read finds a terminating character in this heredoc + # https://unix.stackexchange.com/questions/265149/why-is-set-o-errexit-breaking-this-read-heredoc-expression/265151#265151 + read -r -d '' rootCreate <<-EOSQL || true + CREATE USER 'root'@'${MYSQL_ROOT_HOST}' IDENTIFIED BY '${MYSQL_ROOT_PASSWORD}' ; + GRANT ALL ON *.* TO 'root'@'${MYSQL_ROOT_HOST}' WITH GRANT OPTION ; EOSQL + fi - if [ ! -z "$MYSQL_ROOT_PASSWORD" ]; then - mysql+=( -p"${MYSQL_ROOT_PASSWORD}" ) - fi + # tell docker_process_sql to not use MYSQL_ROOT_PASSWORD since it is just now being set + docker_process_sql --dont-use-mysql-root-password --database=mysql <<-EOSQL + -- What's done in this file shouldn't be replicated + -- or products like mysql-fabric won't work + SET @@SESSION.SQL_LOG_BIN=0; + + DELETE FROM mysql.user WHERE user NOT IN ('mysql.sys', 'mariadb.sys', 'mysqlxsys', 'root') OR host NOT IN ('localhost') ; + SET PASSWORD FOR 'root'@'localhost'=PASSWORD('${MYSQL_ROOT_PASSWORD}') ; + -- 10.1: https://github.com/MariaDB/server/blob/d925aec1c10cebf6c34825a7de50afe4e630aff4/scripts/mysql_secure_installation.sh#L347-L365 + -- 10.5: https://github.com/MariaDB/server/blob/00c3a28820c67c37ebbca72691f4897b57f2eed5/scripts/mysql_secure_installation.sh#L351-L369 + DELETE FROM mysql.db WHERE Db='test' OR Db='test\_%' ; - file_env 'MYSQL_DATABASE' - if [ "$MYSQL_DATABASE" ]; then - echo "CREATE DATABASE IF NOT EXISTS \`$MYSQL_DATABASE\` ;" | "${mysql[@]}" - mysql+=( "$MYSQL_DATABASE" ) + GRANT ALL ON *.* TO 'root'@'localhost' WITH GRANT OPTION ; + FLUSH PRIVILEGES ; + ${rootCreate} + DROP DATABASE IF EXISTS test ; + EOSQL + + # Creates a custom database and user if specified + if [ -n "$MYSQL_DATABASE" ]; then + mysql_note "Creating database ${MYSQL_DATABASE}" + docker_process_sql --database=mysql <<<"CREATE DATABASE IF NOT EXISTS \`$MYSQL_DATABASE\` ;" + fi + + if [ -n "$MYSQL_USER" ] && [ -n "$MYSQL_PASSWORD" ]; then + mysql_note "Creating user ${MYSQL_USER}" + docker_process_sql --database=mysql <<<"CREATE USER '$MYSQL_USER'@'%' IDENTIFIED BY '$MYSQL_PASSWORD' ;" + + if [ -n "$MYSQL_DATABASE" ]; then + mysql_note "Giving user ${MYSQL_USER} access to schema ${MYSQL_DATABASE}" + docker_process_sql --database=mysql <<<"GRANT ALL ON \`${MYSQL_DATABASE//_/\\_}\`.* TO '$MYSQL_USER'@'%' ;" fi - file_env 'MYSQL_USER' - file_env 'MYSQL_PASSWORD' - if [ "$MYSQL_USER" -a "$MYSQL_PASSWORD" ]; then - echo "CREATE USER '$MYSQL_USER'@'%' IDENTIFIED BY '$MYSQL_PASSWORD' ;" | "${mysql[@]}" + docker_process_sql --database=mysql <<<"FLUSH PRIVILEGES ;" + fi +} + +_mysql_passfile() { + # echo the password to the "file" the client uses + # the client command will use process substitution to create a file on the fly + # ie: --defaults-extra-file=<( _mysql_passfile ) + if [ '--dont-use-mysql-root-password' != "$1" ] && [ -n "$MYSQL_ROOT_PASSWORD" ]; then + cat <<-EOF + [client] + password="${MYSQL_ROOT_PASSWORD}" + EOF + fi +} + +# check arguments for an option that would cause mysqld to stop +# return true if there is one +_mysql_want_help() { + local arg + for arg; do + case "$arg" in + -'?'|--help|--print-defaults|-V|--version) + return 0 + ;; + esac + done + return 1 +} + +_main() { + # if command starts with an option, prepend mysqld + if [ "${1:0:1}" = '-' ]; then + set -- mysqld "$@" + fi - if [ "$MYSQL_DATABASE" ]; then - echo "GRANT ALL ON \`$MYSQL_DATABASE\`.* TO '$MYSQL_USER'@'%' ;" | "${mysql[@]}" - fi + # skip setup if they aren't running mysqld or want an option that stops mysqld + if [ "$1" = 'mysqld' ] && ! _mysql_want_help "$@"; then + mysql_note "Entrypoint script for MySQL Server ${MARIADB_VERSION} started." + + mysql_check_config "$@" + # Load various environment variables + docker_setup_env "$@" + docker_create_db_directories + + # If container is started as root user, restart as dedicated mysql user + if [ "$(id -u)" = "0" ]; then + mysql_note "Switching to dedicated user 'mysql'" + exec gosu mysql "$BASH_SOURCE" "$@" fi - echo - for f in /docker-entrypoint-initdb.d/*; do - case "$f" in - *.sh) echo "$0: running $f"; . "$f" ;; - *.sql) echo "$0: running $f"; "${mysql[@]}" < "$f"; echo ;; - *.sql.gz) echo "$0: running $f"; gunzip -c "$f" | "${mysql[@]}"; echo ;; - *) echo "$0: ignoring $f" ;; - esac - echo - done + # there's no database, so it needs to be initialized + if [ -z "$DATABASE_ALREADY_EXISTS" ]; then + docker_verify_minimum_env + + # check dir permissions to reduce likelihood of half-initialized database + ls /docker-entrypoint-initdb.d/ > /dev/null + + docker_init_database_dir "$@" + + mysql_note "Starting temporary server" + docker_temp_server_start "$@" + mysql_note "Temporary server started." + + docker_setup_db + docker_process_init_files /docker-entrypoint-initdb.d/* - file_env 'PORTAL_DB_TABLES' - for i in $(echo $PORTAL_DB_TABLES | sed "s/,/ /g") - do - echo "Granting portal user ALL PRIVILEGES for table $i" + for i in $(echo $PORTAL_DB_TABLES | sed "s/,/ /g") + do + echo "Granting portal user ALL PRIVILEGES for table $i" echo "GRANT ALL ON \`$i\`.* TO '$MYSQL_USER'@'%' ;" | "${mysql[@]}" - done + done - if ! kill -s TERM "$pid" || ! wait "$pid"; then - echo >&2 'MySQL init process failed.' - exit 1 - fi + mysql_note "Stopping temporary server" + docker_temp_server_stop + mysql_note "Temporary server stopped" - echo - echo 'MySQL init process done. Ready for start up.' - echo + echo + mysql_note "MySQL init process done. Ready for start up." + echo + fi fi -fi + exec "$@" +} -exec "$@" +# If we are sourced from elsewhere, don't perform any further actions +if ! _is_sourced; then + _main "$@" +fi |