(travis) Minimize MySQL config further - even less chance of OOMs

[dbsrgits/DBIx-Class-Historic.git] / maint / travis-ci_scripts / 10_before_install.bash

#!/bin/bash

export SHORT_CIRCUIT_SMOKE

# Stop pre-started RDBMS, move their data back to disk (save RAM)
# sync for some settle time
run_or_err "Stopping MySQL"       "sudo /etc/init.d/mysql stop"
run_or_err "Stopping PostgreSQL"  "sudo /etc/init.d/postgresql stop || /bin/true"
/bin/sync

for d in mysql postgresql ; do
  sudo rm -rf /var/lib/$d
  sudo mv /var/ramfs/$d /var/lib/
  sudo ln -s /var/lib/$d /var/ramfs/$d
done

# Sanity check VM before continuing
echo "
=============================================================================

= Startup Meminfo
$(free -m -t)

============================================================================="

CI_VM_MIN_FREE_MB=2000
if [[ "$(free -m | grep 'buffers/cache:' | perl -p -e '$_ = (split /\s+/, $_)[3]')" -lt "$CI_VM_MIN_FREE_MB" ]]; then
  SHORT_CIRCUIT_SMOKE=1
  echo_err "
=============================================================================

CI virtual machine stuck in a state with a lot of memory locked for no reason.
Under Travis this state usually results in a failed build.
Short-circuiting buildjob to avoid false negatives, please restart it manually.

============================================================================="

# pull requests are always scrutinized after the fact anyway - run a
# a simpler matrix
elif [[ "$TRAVIS_PULL_REQUEST" != "false" ]]; then
  if [[ -n "$BREWVER" ]]; then
    # just don't brew anything
    SHORT_CIRCUIT_SMOKE=1
  else
    # running PRs with 1 thread is non-sensical
    VCPU_USE=""
  fi
fi

if [[ -n "$SHORT_CIRCUIT_SMOKE" ]] ; then return ; fi

# Different boxes we run on may have different amount of hw threads
# Hence why we need to query
# Originally we used to read /sys/devices/system/cpu/online
# but it is not available these days (odd). Thus we fall to
# the alwas-present /proc/cpuinfo
# The oneliner is a tad convoluted - basicaly what we do is
# slurp the entire file and get the index off the last
# `processor    : XX` line
#
# We also divide the result by a factor, otherwise the travis VM gets
# overloaded (the amount of available swap is just TOOOO damn small)
export VCPU_AVAILABLE="$(( ( $(perl -0777 -n -e 'print (/ (?: .+ ^ processor \s+ : \s+ (\d+) ) (?! ^ processor ) /smx)' < /proc/cpuinfo) + 1 ) / 3 ))"

if [[ -z "$VCPU_USE" ]] ; then
  export VCPU_USE="$VCPU_AVAILABLE"
fi

export CACHE_DIR="/tmp/poormanscache"

# these will be installed no matter what, also some extras unless CLEANTEST
common_packages="libapp-nopaste-perl"

if [[ "$CLEANTEST" = "true" ]]; then

  apt_install $common_packages

else

  #
  # FIXME these debconf lines should automate the firebird config but do not :(((
  sudo bash -c 'echo -e "firebird2.5-super\tshared/firebird/enabled\tboolean\ttrue" | debconf-set-selections'
  sudo bash -c 'echo -e "firebird2.5-super\tshared/firebird/sysdba_password/new_password\tpassword\t123" | debconf-set-selections'

  # these APT sources do not mean anything to us anyway
  sudo rm -rf /etc/apt/sources.list.d/*

  run_or_err "Updating APT sources" "sudo apt-get update"
  apt_install $common_packages libmysqlclient-dev memcached firebird2.5-super firebird2.5-dev unixodbc-dev expect

  run_or_err "Cloning poor man's cache from github" "git clone --depth=1 --single-branch --branch=oracle/10.2.0 https://github.com/poortravis/poormanscache.git $CACHE_DIR && $CACHE_DIR/reassemble"
  run_or_err "Installing OracleXE manually from deb" "sudo dpkg -i $CACHE_DIR/apt_cache/oracle-xe_10.2.0.1-1.1_i386.deb || sudo bash -c 'source maint/travis-ci_scripts/common.bash && apt_install -f'"

### config memcached
  run_or_err "Starting memcached" "sudo /etc/init.d/memcached start"
  export DBICTEST_MEMCACHED=127.0.0.1:11211

### config mysql
  run_or_err "Installing minimizing MySQL config" "\
     sudo bash -c 'rm /var/lib/mysql/ib*' \
  && sudo cp maint/travis-ci_scripts/configs/minimal_mysql_travis.cnf /etc/mysql/conf.d/ \
  && sudo chmod 644 /etc/mysql/conf.d/*.cnf \
  "

  run_or_err "Starting MySQL" "sudo /etc/init.d/mysql start"
  run_or_err "Creating MySQL TestDB" "mysql -e 'create database dbic_test;'"
  export DBICTEST_MYSQL_DSN='dbi:mysql:database=dbic_test;host=127.0.0.1'
  export DBICTEST_MYSQL_USER=root

### config pg
  run_or_err "Starting PostgreSQL" "sudo /etc/init.d/postgresql start"
  run_or_err "Creating PostgreSQL TestDB" "psql -c 'create database dbic_test;' -U postgres"
  export DBICTEST_PG_DSN='dbi:Pg:database=dbic_test;host=127.0.0.1'
  export DBICTEST_PG_USER=postgres

### conig firebird
  # poor man's deb config
  EXPECT_FB_SCRIPT='
    spawn dpkg-reconfigure --frontend=text firebird2.5-super
    expect "Enable Firebird server?"
    send "\177\177\177\177yes\r"
    expect "Password for SYSDBA"
    send "123\r"
    sleep 1
    expect eof
  '
  # creating testdb
  # FIXME - this step still fails from time to time >:(((
  # has to do with the FB reconfiguration I suppose
  # for now if it fails twice - simply skip FB testing
  for i in 1 2 ; do

    run_or_err "Re-configuring Firebird" "
      sync
      DEBIAN_FRONTEND=text sudo expect -c '$EXPECT_FB_SCRIPT'
      sleep 1
      sync
      # restart the server for good measure
      sudo /etc/init.d/firebird2.5-super stop || true
      sleep 1
      sync
      sudo /etc/init.d/firebird2.5-super start
      sleep 1
      sync
    "

    if run_or_err "Creating Firebird TestDB" \
      "echo \"CREATE DATABASE '/var/lib/firebird/2.5/data/dbic_test.fdb';\" | sudo isql-fb -u sysdba -p 123"
    then

      run_or_err "Fetching and building Firebird ODBC driver" '
        cd "$(mktemp -d)"
        wget -qO- http://sourceforge.net/projects/firebird/files/firebird-ODBC-driver/2.0.2-Release/OdbcFb-Source-2.0.2.153.gz/download | tar -zx
        cd Builds/Gcc.lin
        perl -p -i -e "s|/usr/lib64|/usr/lib/x86_64-linux-gnu|g" ../makefile.environ
        make -f makefile.linux
        sudo make -f makefile.linux install
      '

      sudo bash -c 'cat >> /etc/odbcinst.ini' <<< "
[Firebird]
Description     = InterBase/Firebird ODBC Driver
Driver          = /usr/lib/x86_64-linux-gnu/libOdbcFb.so
Setup           = /usr/lib/x86_64-linux-gnu/libOdbcFb.so
Threading       = 1
FileUsage       = 1
"

      export DBICTEST_FIREBIRD_DSN=dbi:Firebird:dbname=/var/lib/firebird/2.5/data/dbic_test.fdb
      export DBICTEST_FIREBIRD_USER=SYSDBA
      export DBICTEST_FIREBIRD_PASS=123

      export DBICTEST_FIREBIRD_INTERBASE_DSN=dbi:InterBase:dbname=/var/lib/firebird/2.5/data/dbic_test.fdb
      export DBICTEST_FIREBIRD_INTERBASE_USER=SYSDBA
      export DBICTEST_FIREBIRD_INTERBASE_PASS=123

      export DBICTEST_FIREBIRD_ODBC_DSN="dbi:ODBC:Driver=Firebird;Dbname=/var/lib/firebird/2.5/data/dbic_test.fdb"
      export DBICTEST_FIREBIRD_ODBC_USER=SYSDBA
      export DBICTEST_FIREBIRD_ODBC_PASS=123

      break
    fi

  done

### config oracle
  SRV_ORA_HOME=/usr/lib/oracle/xe/app/oracle/product/10.2.0/server

  # without this some of the more zealous tests can exhaust the amount
  # of listeners and oracle is too slow to spin extras up :(
  sudo bash -c "echo -e '\nprocesses=150' >> $SRV_ORA_HOME/config/scripts/init.ora"

  EXPECT_ORA_SCRIPT='
    spawn /etc/init.d/oracle-xe configure

    sleep 1
    set send_slow {1 .005}

    expect "Specify the HTTP port that will be used for Oracle Application Express"
    sleep 0.5
    send -s "8021\r"

    expect "Specify a port that will be used for the database listener"
    sleep 0.5
    send -s "1521\r"

    expect "Specify a password to be used for database accounts"
    sleep 0.5
    send -s "adminpass\r"

    expect "Confirm the password"
    sleep 0.5
    send -s "adminpass\r"

    expect "Do you want Oracle Database 10g Express Edition to be started on boot"
    sleep 0.5
    send -s "n\r"

    sleep 0.5
    expect "Configuring Database"

    sleep 1
    expect eof
    wait
  '

  # if we do not redirect to some random file, but instead try to capture
  # into a var the way run_or_err does - everything hangs
  # FIXME: I couldn't figure it out after 3 hours of headdesking,
  # would be nice to know the reason eventually
  run_or_err "Configuring OracleXE" "sudo $(which expect) -c '$EXPECT_ORA_SCRIPT' &>/tmp/ora_configure_10.2.log"

  export DBICTEST_ORA_DSN=dbi:Oracle://localhost:1521/XE
  export DBICTEST_ORA_USER=dbic_test
  export DBICTEST_ORA_PASS=abc123456
  export DBICTEST_ORA_EXTRAUSER_DSN="$DBICTEST_ORA_DSN"
  export DBICTEST_ORA_EXTRAUSER_USER=dbic_test_extra
  export DBICTEST_ORA_EXTRAUSER_PASS=abc123456

  run_or_err "Create Oracle users" "ORACLE_SID=XE ORACLE_HOME=$SRV_ORA_HOME $SRV_ORA_HOME/bin/sqlplus -L -S system/adminpass @/dev/stdin <<< '
    CREATE USER $DBICTEST_ORA_USER IDENTIFIED BY $DBICTEST_ORA_PASS;
    GRANT connect,resource TO $DBICTEST_ORA_USER;
    CREATE USER $DBICTEST_ORA_EXTRAUSER_USER IDENTIFIED BY $DBICTEST_ORA_EXTRAUSER_PASS;
    GRANT connect,resource TO $DBICTEST_ORA_EXTRAUSER_USER;
  '"

  export ORACLE_HOME="$CACHE_DIR/ora_instaclient/x86-64/oracle_instaclient_10.2.0.5.0"
fi

# The debian package is oddly broken - uses a /bin/env based shebang
# so nothing works under a brew, fixed in libapp-nopaste-perl 0.92-3
# http://changelogs.ubuntu.com/changelogs/pool/universe/liba/libapp-nopaste-perl/libapp-nopaste-perl_0.96-1/changelog
#
# Since the vm runs an old version of umbongo fix things ourselves
sudo /usr/bin/perl -p -i -e 's|#!/usr/bin/env perl|#!/usr/bin/perl|' $(which nopaste)