122 lines
5.0 KiB
Bash
Executable File
122 lines
5.0 KiB
Bash
Executable File
#!/bin/bash
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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set -e
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# first arg is `-something` or `+something`
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if [ "${1#-}" != "$1" ] || [ "${1#+}" != "$1" ]; then
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set -- /opt/couchdb/bin/couchdb "$@"
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fi
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# first arg is the bare word `couchdb`
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if [ "$1" = 'couchdb' ]; then
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shift
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set -- /opt/couchdb/bin/couchdb "$@"
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fi
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if [ "$1" = '/opt/couchdb/bin/couchdb' ]; then
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# this is where runtime configuration changes will be written.
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# we need to explicitly touch it here in case /opt/couchdb/etc has
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# been mounted as an external volume, in which case it won't exist.
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# If running as the couchdb user (i.e. container starts as root),
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# write permissions will be granted below.
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touch /opt/couchdb/etc/local.d/docker.ini
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# if user is root, assume running under the couchdb user (default)
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# and ensure it is able to access files and directories that may be mounted externally
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if [ "$(id -u)" = '0' ]; then
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# Check that we own everything in /opt/couchdb and fix if necessary. We also
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# add the `-f` flag in all the following invocations because there may be
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# cases where some of these ownership and permissions issues are non-fatal
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# (e.g. a config file owned by root with o+r is actually fine), and we don't
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# to be too aggressive about crashing here ...
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find /opt/couchdb \! \( -user couchdb -group couchdb \) -exec chown -f couchdb:couchdb '{}' +
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# Ensure that data files have the correct permissions. We were previously
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# preventing any access to these files outside of couchdb:couchdb, but it
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# turns out that CouchDB itself does not set such restrictive permissions
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# when it creates the files. The approach taken here ensures that the
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# contents of the datadir have the same permissions as they had when they
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# were initially created. This should minimize any startup delay.
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find /opt/couchdb/data -type d ! -perm 0755 -exec chmod -f 0755 '{}' +
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find /opt/couchdb/data -type f ! -perm 0644 -exec chmod -f 0644 '{}' +
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# Do the same thing for configuration files and directories. Technically
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# CouchDB only needs read access to the configuration files as all online
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# changes will be applied to the "docker.ini" file below, but we set 644
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# for the sake of consistency.
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find /opt/couchdb/etc -type d ! -perm 0755 -exec chmod -f 0755 '{}' +
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find /opt/couchdb/etc -type f ! -perm 0644 -exec chmod -f 0644 '{}' +
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fi
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if [ ! -z "$NODENAME" ] && ! grep "couchdb@" /opt/couchdb/etc/vm.args; then
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echo "-name couchdb@$NODENAME" >> /opt/couchdb/etc/vm.args
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fi
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if [ "$COUCHDB_USER" ] && [ "$COUCHDB_PASSWORD" ]; then
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# Create admin only if not already present
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if ! grep -Pzoqr "\[admins\]\n$COUCHDB_USER =" /opt/couchdb/etc/local.d/*.ini /opt/couchdb/etc/local.ini; then
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printf "\n[admins]\n%s = %s\n" "$COUCHDB_USER" "$COUCHDB_PASSWORD" >> /opt/couchdb/etc/local.d/docker.ini
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fi
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fi
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if [ "$COUCHDB_SECRET" ]; then
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# Set secret only if not already present
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if ! grep -Pzoqr "\[chttpd_auth\]\nsecret =" /opt/couchdb/etc/local.d/*.ini /opt/couchdb/etc/local.ini; then
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printf "\n[chttpd_auth]\nsecret = %s\n" "$COUCHDB_SECRET" >> /opt/couchdb/etc/local.d/docker.ini
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fi
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fi
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if [ "$COUCHDB_ERLANG_COOKIE" ]; then
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cookieFile='/opt/couchdb/.erlang.cookie'
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if [ -e "$cookieFile" ]; then
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if [ "$(cat "$cookieFile" 2>/dev/null)" != "$COUCHDB_ERLANG_COOKIE" ]; then
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echo >&2
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echo >&2 "warning: $cookieFile contents do not match COUCHDB_ERLANG_COOKIE"
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echo >&2
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fi
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else
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echo "$COUCHDB_ERLANG_COOKIE" > "$cookieFile"
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fi
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chown couchdb:couchdb "$cookieFile"
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chmod 600 "$cookieFile"
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fi
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if [ "$(id -u)" = '0' ]; then
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chown -f couchdb:couchdb /opt/couchdb/etc/local.d/docker.ini || true
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fi
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# if we don't find an [admins] section followed by a non-comment, display a warning
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if ! grep -Pzoqr '\[admins\]\n[^;]\w+' /opt/couchdb/etc/default.d/*.ini /opt/couchdb/etc/local.d/*.ini /opt/couchdb/etc/local.ini; then
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# The - option suppresses leading tabs but *not* spaces. :)
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cat >&2 <<-'EOWARN'
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*************************************************************
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ERROR: CouchDB 3.0+ will no longer run in "Admin Party"
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mode. You *MUST* specify an admin user and
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password, either via your own .ini file mapped
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into the container at /opt/couchdb/etc/local.ini
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or inside /opt/couchdb/etc/local.d, or with
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"-e COUCHDB_USER=admin -e COUCHDB_PASSWORD=password"
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to set it via "docker run".
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*************************************************************
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EOWARN
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exit 1
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fi
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if [ "$(id -u)" = '0' ]; then
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export HOME=$(echo ~couchdb)
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exec setpriv --reuid=couchdb --regid=couchdb --clear-groups "$@"
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fi
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fi
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exec "$@" |