1. devstack
  2. Commit aa4aa2ecb8508c12c64d1dd9fcc77e98133c0817
Browse code

Merge pull request #173 from cloudbuilders/warm

script to warm apts/pips on a base image

sleepsonthefloor authored on 2011/11/11 02:38:17
Showing 2 changed files
tools/setup_stack_user.sh
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+#!/usr/bin/env bash
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+
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+# Echo commands
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+set -o xtrace
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+
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+# Exit on error to stop unexpected errors
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+set -o errexit
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+
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+# Keep track of the current directory
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+TOOLS_DIR=$(cd $(dirname "$0") && pwd)
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+TOP_DIR=`cd $TOOLS_DIR/..; pwd`
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+
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+# Change dir to top of devstack
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+cd $TOP_DIR
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+
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+# Echo usage
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+usage() {
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+    echo "Add stack user and keys"
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+    echo ""
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+    echo "Usage: $0 [full path to raw uec base image]"
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+}
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+
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+# Make sure this is a raw image
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+if ! qemu-img info $1 | grep -q "file format: raw"; then
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+    usage
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+    exit 1
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+fi
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+
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+# Mount the image
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+DEST=/opt/stack
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+STAGING_DIR=/tmp/`echo $1 | sed  "s/\//_/g"`.stage.user
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+mkdir -p $STAGING_DIR
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+umount $STAGING_DIR || true
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+sleep 1
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+mount -t ext4 -o loop $1 $STAGING_DIR
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+mkdir -p $STAGING_DIR/$DEST
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+
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+# Create a stack user that is a member of the libvirtd group so that stack
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+# is able to interact with libvirt.
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+chroot $STAGING_DIR groupadd libvirtd || true
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+chroot $STAGING_DIR useradd stack -s /bin/bash -d $DEST -G libvirtd || true
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+
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+# Add a simple password - pass
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+echo stack:pass | chroot $STAGING_DIR chpasswd
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+
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+# Configure sudo
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+grep -q "^#includedir.*/etc/sudoers.d" $STAGING_DIR/etc/sudoers ||
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+    echo "#includedir /etc/sudoers.d" | sudo tee -a $STAGING_DIR/etc/sudoers
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+cp $TOP_DIR/files/sudo/* $STAGING_DIR/etc/sudoers.d/
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+sed -e "s,%USER%,$USER,g" -i $STAGING_DIR/etc/sudoers.d/*
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+
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+# and has sudo ability (in the future this should be limited to only what
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+# stack requires)
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+echo "stack ALL=(ALL) NOPASSWD: ALL" >> $STAGING_DIR/etc/sudoers
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+
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+# Gracefully cp only if source file/dir exists
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+function cp_it {
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+    if [ -e $1 ] || [ -d $1 ]; then
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+        cp -pRL $1 $2
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+    fi
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+}
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+
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+# Copy over your ssh keys and env if desired
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+cp_it ~/.ssh $STAGING_DIR/$DEST/.ssh
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+cp_it ~/.ssh/id_rsa.pub $STAGING_DIR/$DEST/.ssh/authorized_keys
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+cp_it ~/.gitconfig $STAGING_DIR/$DEST/.gitconfig
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+cp_it ~/.vimrc $STAGING_DIR/$DEST/.vimrc
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+cp_it ~/.bashrc $STAGING_DIR/$DEST/.bashrc
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+
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+# Give stack ownership over $DEST so it may do the work needed
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+chroot $STAGING_DIR chown -R stack $DEST
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+
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+# Unmount
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+umount $STAGING_DIR
tools/warm_apts_and_pips.sh
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+#!/usr/bin/env bash
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+
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+# Echo commands
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+set -o xtrace
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+
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+# Exit on error to stop unexpected errors
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+set -o errexit
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+
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+# Keep track of the current directory
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+TOOLS_DIR=$(cd $(dirname "$0") && pwd)
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+TOP_DIR=`cd $TOOLS_DIR/..; pwd`
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+
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+# Change dir to top of devstack
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+cd $TOP_DIR
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+
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+# Echo usage
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+usage() {
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+    echo "Cache OpenStack dependencies on a uec image to speed up performance."
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+    echo ""
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+    echo "Usage: $0 [full path to raw uec base image]"
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+}
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+
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+# Make sure this is a raw image
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+if ! qemu-img info $1 | grep -q "file format: raw"; then
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+    usage
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+    exit 1
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+fi
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+
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+# Make sure we are in the correct dir
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+if [ ! -d files/apts ]; then
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+    echo "Please run this script from devstack/tools/"
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+    exit 1
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+fi
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+
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+# Mount the image
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+STAGING_DIR=/tmp/`echo $1 | sed  "s/\//_/g"`.stage
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+mkdir -p $STAGING_DIR
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+umount $STAGING_DIR || true
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+sleep 1
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+mount -t ext4 -o loop $1 $STAGING_DIR
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+
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+# Make sure that base requirements are installed
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+cp /etc/resolv.conf $STAGING_DIR/etc/resolv.conf
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+
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+# Perform caching on the base image to speed up subsequent runs
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+chroot $STAGING_DIR apt-get update
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+chroot $STAGING_DIR apt-get install -y --download-only `cat files/apts/* | grep NOPRIME | cut -d\# -f1`
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+chroot $STAGING_DIR apt-get install -y --force-yes `cat files/apts/* | grep -v NOPRIME | cut -d\# -f1` || true
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+mkdir -p $STAGING_DIR/var/cache/pip
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+PIP_DOWNLOAD_CACHE=/var/cache/pip chroot $STAGING_DIR pip install `cat files/pips/*` || true
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+
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+# Unmount
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+umount $STAGING_DIR