compose

2020-09-27 16:42:45 -04:00
parent a19b59a00e
commit e877c25475
12 changed files with 280 additions and 15 deletions
@@ -0,0 +1,56 @@
+FROM alpine:3.10
+
+# Some ENV variables
+ENV PATH="/mattermost/bin:${PATH}"
+ENV MM_VERSION=5.27.0
+
+# Build argument to set Mattermost edition
+ARG edition=enterprise
+ARG PUID=2000
+ARG PGID=2000
+ARG MM_BINARY=
+
+
+# Install some needed packages
+RUN apk add --no-cache \
+	ca-certificates \
+	curl \
+	jq \
+	libc6-compat \
+	libffi-dev \
+    libcap \
+	linux-headers \
+	mailcap \
+	netcat-openbsd \
+	xmlsec-dev \
+	tzdata \
+	&& rm -rf /tmp/*
+
+# Get Mattermost
+RUN mkdir -p /mattermost/data /mattermost/plugins /mattermost/client/plugins \
+    && if [ ! -z "$MM_BINARY" ]; then curl $MM_BINARY | tar -xvz ; \
+      elif [ "$edition" = "team" ] ; then curl https://releases.mattermost.com/$MM_VERSION/mattermost-team-$MM_VERSION-linux-amd64.tar.gz?src=docker-app | tar -xvz ; \
+      else curl https://releases.mattermost.com/$MM_VERSION/mattermost-$MM_VERSION-linux-amd64.tar.gz?src=docker-app | tar -xvz ; fi \
+    && cp /mattermost/config/config.json /config.json.save \
+    && rm -rf /mattermost/config/config.json \
+    && addgroup -g ${PGID} mattermost \
+    && adduser -D -u ${PUID} -G mattermost -h /mattermost -D mattermost \
+    && chown -R mattermost:mattermost /mattermost /config.json.save /mattermost/plugins /mattermost/client/plugins \
+    && setcap cap_net_bind_service=+ep /mattermost/bin/mattermost
+
+USER mattermost
+
+#Healthcheck to make sure container is ready
+HEALTHCHECK CMD curl --fail http://localhost:8000 || exit 1
+
+# Configure entrypoint and command
+COPY entrypoint.sh /
+ENTRYPOINT ["/entrypoint.sh"]
+WORKDIR /mattermost
+CMD ["mattermost"]
+
+# Expose port 8000 of the container
+EXPOSE 8000
+
+# Declare volumes for mount point directories
+VOLUME ["/mattermost/data", "/mattermost/logs", "/mattermost/config", "/mattermost/plugins", "/mattermost/client/plugins"]
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+# Function to generate a random salt
+generate_salt() {
+  tr -dc 'a-zA-Z0-9' < /dev/urandom | fold -w 48 | head -n 1
+}
+
+# Read environment variables or set default values
+DB_HOST=${DB_HOST:-db}
+DB_PORT_NUMBER=${DB_PORT_NUMBER:-5432}
+MM_DBNAME=${MM_DBNAME:-mattermost}
+MM_CONFIG=${MM_CONFIG:-/mattermost/config/config.json}
+
+if [ "${1:0:1}" = '-' ]; then
+    set -- mattermost "$@"
+fi
+
+if [ "$1" = 'mattermost' ]; then
+  # Check CLI args for a -config option
+  for ARG in $@;
+  do
+      case "$ARG" in
+          -config=*)
+              MM_CONFIG=${ARG#*=};;
+      esac
+  done
+
+  if [ ! -f "$MM_CONFIG" ]; then
+    # If there is no configuration file, create it with some default values
+    echo "No configuration file" $MM_CONFIG
+    echo "Creating a new one"
+    # Copy default configuration file
+    cp /config.json.save "$MM_CONFIG"
+    # Substitute some parameters with jq
+    jq '.ServiceSettings.ListenAddress = ":8000"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.LogSettings.EnableConsole = true' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.LogSettings.ConsoleLevel = "ERROR"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.FileSettings.Directory = "/mattermost/data/"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.FileSettings.EnablePublicLink = true' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.FileSettings.PublicLinkSalt = "'$(generate_salt)'"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.EmailSettings.SendEmailNotifications = false' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.EmailSettings.FeedbackEmail = ""' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.EmailSettings.SMTPServer = ""' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.EmailSettings.SMTPPort = ""' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.EmailSettings.InviteSalt = "'$(generate_salt)'"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.EmailSettings.PasswordResetSalt = "'$(generate_salt)'"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.RateLimitSettings.Enable = true' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.SqlSettings.DriverName = "postgres"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.SqlSettings.AtRestEncryptKey = "'$(generate_salt)'"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+    jq '.PluginSettings.Directory = "/mattermost/plugins/"' $MM_CONFIG > $MM_CONFIG.tmp && mv $MM_CONFIG.tmp $MM_CONFIG
+  else
+    echo "Using existing config file $MM_CONFIG"
+  fi
+
+  # Configure database access
+  if [[ -z "$MM_SQLSETTINGS_DATASOURCE" && ! -z "$MM_USERNAME" && ! -z "$MM_PASSWORD" ]]
+  then
+    echo -ne "Configure database connection..."
+    # URLEncode the password, allowing for special characters
+    ENCODED_PASSWORD=$(printf %s $MM_PASSWORD | jq -s -R -r @uri)
+    export MM_SQLSETTINGS_DATASOURCE="postgres://$MM_USERNAME:$ENCODED_PASSWORD@$DB_HOST:$DB_PORT_NUMBER/$MM_DBNAME?sslmode=disable&connect_timeout=10"
+    echo "OK"
+  else
+    echo "Using existing database connection"
+  fi
+
+  # Wait another second for the database to be properly started.
+  # Necessary to avoid "panic: Failed to open sql connection pq: the database system is starting up"
+  sleep 1
+
+  echo "Starting mattermost"
+fi
+
+exec "$@"