X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/cb155930046e277e1e90a91dbe9365df95969ca6..ad9dfa8583197097caf3d2fb41771e9f09e55252:/tools/salt-install/provision.sh

diff --git a/tools/salt-install/provision.sh b/tools/salt-install/provision.sh
index df3b95e0cc..5f6c389b76 100755
--- a/tools/salt-install/provision.sh
+++ b/tools/salt-install/provision.sh
@@ -29,6 +29,7 @@ usage() {
   echo >&2 "                                                controller"
   echo >&2 "                                                dispatcher"
   echo >&2 "                                                keepproxy"
+  echo >&2 "                                                keepbalance"
   echo >&2 "                                                keepstore"
   echo >&2 "                                                keepweb"
   echo >&2 "                                                shell"
@@ -107,7 +108,7 @@ arguments() {
         for i in ${2//,/ }
           do
             # Verify the role exists
-            if [[ ! "database,api,controller,keepstore,websocket,keepweb,workbench2,webshell,keepproxy,shell,workbench,dispatcher" == *"$i"* ]]; then
+            if [[ ! "database,api,controller,keepstore,websocket,keepweb,workbench2,webshell,keepbalance,keepproxy,shell,workbench,dispatcher" == *"$i"* ]]; then
               echo "The role '${i}' is not a valid role"
               usage
               exit 1
@@ -164,11 +165,12 @@ LOG_LEVEL="info"
 CONTROLLER_EXT_SSL_PORT=443
 TESTS_DIR="tests"
 
+NGINX_INSTALL_SOURCE="install_from_repo"
+
 CLUSTER=""
 DOMAIN=""
 
 # Hostnames/IPs used for single-host deploys
-HOSTNAME_EXT=""
 IP_INT="127.0.1.1"
 
 # Initial user setup
@@ -186,6 +188,7 @@ WORKBENCH1_EXT_SSL_PORT=443
 WORKBENCH2_EXT_SSL_PORT=3001
 
 SSL_MODE="self-signed"
+USE_LETSENCRYPT_ROUTE53="no"
 CUSTOM_CERTS_DIR="${SCRIPT_DIR}/certs"
 
 ## These are ARVADOS-related parameters
@@ -204,9 +207,9 @@ VERSION="latest"
 # BRANCH="main"
 
 # Other formula versions we depend on
-POSTGRES_TAG="v0.43.0"
-NGINX_TAG="temp-fix-missing-statements-in-pillar"
-DOCKER_TAG="v2.0.7"
+POSTGRES_TAG="v0.44.0"
+NGINX_TAG="v2.8.1"
+DOCKER_TAG="v2.4.2"
 LOCALE_TAG="v0.3.4"
 LETSENCRYPT_TAG="v2.1.0"
 
@@ -254,7 +257,21 @@ if ! grep -qE '^[[:alnum:]]{5}$' <<<${CLUSTER} ; then
 fi
 
 # Only used in single_host/single_name deploys
-if [ "x${HOSTNAME_EXT}" = "x" ] ; then
+if [ ! -z "${HOSTNAME_EXT}" ] ; then
+  # We need to add some extra control vars to manage a single certificate vs. multiple
+  USE_SINGLE_HOSTNAME="yes"
+  # Make sure that the value configured as IP_INT is a real IP on the system.
+  # If we don't error out early here when there is a mismatch, the formula will
+  # fail with hard to interpret nginx errors later on.
+  ip addr list |grep -q "${IP_INT}/"
+  if [[ $? -ne 0 ]]; then
+    echo "Unable to find the IP_INT address '${IP_INT}' on the system, please correct the value in local.params. Exiting..."
+    exit 1
+  fi
+else
+  USE_SINGLE_HOSTNAME="no"
+  # We set this variable, anyway, so sed lines do not fail and we don't need to add more
+  # conditionals
   HOSTNAME_EXT="${CLUSTER}.${DOMAIN}"
 fi
 
@@ -269,7 +286,7 @@ else
   case ${OS_ID} in
     "centos")
       echo "WARNING! Disabling SELinux, see https://dev.arvados.org/issues/18019"
-      sed -i 's/SELINUX=enforcing/SELINUX=permissive' /etc/sysconfig/selinux
+      sed -i 's/SELINUX=enforcing/SELINUX=permissive/g' /etc/sysconfig/selinux
       setenforce permissive
       yum install -y  curl git jq
       ;;
@@ -313,18 +330,23 @@ rm -rf ${F_DIR}/* || exit 1
 git clone --quiet https://github.com/saltstack-formulas/docker-formula.git ${F_DIR}/docker
 ( cd docker && git checkout --quiet tags/"${DOCKER_TAG}" -b "${DOCKER_TAG}" )
 
+echo "...locale"
 git clone --quiet https://github.com/saltstack-formulas/locale-formula.git ${F_DIR}/locale
 ( cd locale && git checkout --quiet tags/"${LOCALE_TAG}" -b "${LOCALE_TAG}" )
 
-git clone --quiet https://github.com/netmanagers/nginx-formula.git ${F_DIR}/nginx
+echo "...nginx"
+git clone --quiet https://github.com/saltstack-formulas/nginx-formula.git ${F_DIR}/nginx
 ( cd nginx && git checkout --quiet tags/"${NGINX_TAG}" -b "${NGINX_TAG}" )
 
+echo "...postgres"
 git clone --quiet https://github.com/saltstack-formulas/postgres-formula.git ${F_DIR}/postgres
 ( cd postgres && git checkout --quiet tags/"${POSTGRES_TAG}" -b "${POSTGRES_TAG}" )
 
+echo "...letsencrypt"
 git clone --quiet https://github.com/saltstack-formulas/letsencrypt-formula.git ${F_DIR}/letsencrypt
 ( cd letsencrypt && git checkout --quiet tags/"${LETSENCRYPT_TAG}" -b "${LETSENCRYPT_TAG}" )
 
+echo "...arvados"
 git clone --quiet https://git.arvados.org/arvados-formula.git ${F_DIR}/arvados
 
 # If we want to try a specific branch of the formula
@@ -402,7 +424,7 @@ fi
 mkdir -p ${T_DIR}
 # Replace cluster and domain name in the test files
 for f in $(ls "${SOURCE_TESTS_DIR}"/*); do
-  sed "s#__CLUSTER__#${CLUSTER}#g;
+  FILTERS="s#__CLUSTER__#${CLUSTER}#g;
        s#__CONTROLLER_EXT_SSL_PORT__#${CONTROLLER_EXT_SSL_PORT}#g;
        s#__DOMAIN__#${DOMAIN}#g;
        s#__IP_INT__#${IP_INT}#g;
@@ -410,8 +432,13 @@ for f in $(ls "${SOURCE_TESTS_DIR}"/*); do
        s#__INITIAL_USER_PASSWORD__#${INITIAL_USER_PASSWORD}#g
        s#__INITIAL_USER__#${INITIAL_USER}#g;
        s#__DATABASE_PASSWORD__#${DATABASE_PASSWORD}#g;
-       s#__SYSTEM_ROOT_TOKEN__#${SYSTEM_ROOT_TOKEN}#g" \
-  "${f}" > ${T_DIR}/$(basename "${f}")
+       s#__SYSTEM_ROOT_TOKEN__#${SYSTEM_ROOT_TOKEN}#g"
+  if [ "$USE_SINGLE_HOSTNAME" = "yes" ]; then
+    FILTERS="s#__CLUSTER__.__DOMAIN__#${HOSTNAME_EXT}#g;
+       $FILTERS"
+  fi
+  sed "$FILTERS" \
+    "${f}" > ${T_DIR}/$(basename "${f}")
 done
 chmod 755 ${T_DIR}/run-test.sh
 
@@ -449,6 +476,7 @@ if [ -d "${SOURCE_STATES_DIR}" ]; then
          s#__WORKBENCH2_INT_IP__#${WORKBENCH2_INT_IP}#g;
          s#__DATABASE_INT_IP__#${DATABASE_INT_IP}#g;
          s#__WEBSHELL_EXT_SSL_PORT__#${WEBSHELL_EXT_SSL_PORT}#g;
+         s#__SHELL_INT_IP__#${SHELL_INT_IP}#g;
          s#__WEBSOCKET_EXT_SSL_PORT__#${WEBSOCKET_EXT_SSL_PORT}#g;
          s#__WORKBENCH1_EXT_SSL_PORT__#${WORKBENCH1_EXT_SSL_PORT}#g;
          s#__WORKBENCH2_EXT_SSL_PORT__#${WORKBENCH2_EXT_SSL_PORT}#g;
@@ -479,13 +507,14 @@ EOFPSLS
 # States, extra states
 if [ -d "${F_DIR}"/extra/extra ]; then
   SKIP_SNAKE_OIL="snakeoil_certs"
+
   if [[ "$DEV_MODE" = "yes" || "${SSL_MODE}" == "self-signed" ]] ; then
     # In dev mode, we create some snake oil certs that we'll
     # use as CUSTOM_CERTS, so we don't skip the states file.
     # Same when using self-signed certificates.
-    SKIP_SNAKE_OIL="dont_snakeoil_certs"
+    SKIP_SNAKE_OIL="dont_add_snakeoil_certs"
   fi
-  for f in $(ls "${F_DIR}"/extra/extra/*.sls | grep -v ${SKIP_SNAKE_OIL}); do
+  for f in $(ls "${F_DIR}"/extra/extra/*.sls | egrep -v "${SKIP_SNAKE_OIL}|shell_"); do
   echo "    - extra.$(basename ${f} | sed 's/.sls$//g')" >> ${S_DIR}/top.sls
   done
   # Use byo or self-signed certificates
@@ -499,14 +528,13 @@ fi
 if [ -z "${ROLES}" ]; then
   # States
   echo "    - nginx.passenger" >> ${S_DIR}/top.sls
-  # Currently, only available on config_examples/multi_host/aws
   if [ "${SSL_MODE}" = "lets-encrypt" ]; then
-    if [ "${USE_LETSENCRYPT_IAM_USER}" != "yes" ]; then
+    if [ "${USE_LETSENCRYPT_ROUTE53}" = "yes" ]; then
       grep -q "aws_credentials" ${S_DIR}/top.sls || echo "    - extra.aws_credentials" >> ${S_DIR}/top.sls
     fi
     grep -q "letsencrypt"     ${S_DIR}/top.sls || echo "    - letsencrypt" >> ${S_DIR}/top.sls
   else
-    # Use custom certs
+    # Use custom certs, as both bring-your-own and self-signed are copied using this state
     # Copy certs to formula extra/files
     # In dev mode, the files will be created and put in the destination directory by the
     # snakeoil_certs.sls state file
@@ -519,7 +547,8 @@ if [ -z "${ROLES}" ]; then
   echo "    - postgres" >> ${S_DIR}/top.sls
   echo "    - docker.software" >> ${S_DIR}/top.sls
   echo "    - arvados" >> ${S_DIR}/top.sls
-  echo "    - extra.dns" >> ${S_DIR}/top.sls
+  echo "    - extra.shell_sudo_passwordless" >> ${S_DIR}/top.sls
+  echo "    - extra.shell_cron_add_login_sync" >> ${S_DIR}/top.sls
 
   # Pillars
   echo "    - docker" >> ${P_DIR}/top.sls
@@ -534,12 +563,15 @@ if [ -z "${ROLES}" ]; then
   echo "    - nginx_workbench_configuration" >> ${P_DIR}/top.sls
   echo "    - postgresql" >> ${P_DIR}/top.sls
 
-  # Currently, only available on config_examples/multi_host/aws
+  # We need to tweak the Nginx's pillar depending whether we want plan nginx or nginx+passenger
+  NGINX_INSTALL_SOURCE="install_from_phusionpassenger"
+  sed -i "s/__NGINX_INSTALL_SOURCE__/${NGINX_INSTALL_SOURCE}/g" ${P_DIR}/nginx_passenger.sls
+
   if [ "${SSL_MODE}" = "lets-encrypt" ]; then
-    if [ "${USE_LETSENCRYPT_IAM_USER}" != "yes" ]; then
+    if [ "${USE_LETSENCRYPT_ROUTE53}" = "yes" ]; then
       grep -q "aws_credentials" ${P_DIR}/top.sls || echo "    - aws_credentials" >> ${P_DIR}/top.sls
     fi
-    grep -q "letsencrypt"     ${P_DIR}/top.sls || echo "    - letsencrypt" >> ${P_DIR}/top.sls
+    grep -q "letsencrypt" ${P_DIR}/top.sls || echo "    - letsencrypt" >> ${P_DIR}/top.sls
 
     # As the pillar differ whether we use LE or custom certs, we need to do a final edition on them
     for c in controller websocket workbench workbench2 webshell download collections keepproxy; do
@@ -548,22 +580,33 @@ if [ -z "${ROLES}" ]; then
               s#__CERT_KEY__#/etc/letsencrypt/live/${c}.${CLUSTER}.${DOMAIN}/privkey.pem#g" \
       ${P_DIR}/nginx_${c}_configuration.sls
     done
-  elif [ "${SSL_MODE}" = "bring-your-own" ]; then
-    # Use custom "bring-your-own" certs (either dev mode or prod)
-    grep -q "custom_certs"       ${S_DIR}/top.sls || echo "    - extra.custom_certs" >> ${S_DIR}/top.sls
+  else
+    # Use custom certs (either dev mode or prod)
     grep -q "extra_custom_certs" ${P_DIR}/top.sls || echo "    - extra_custom_certs" >> ${P_DIR}/top.sls
     # And add the certs in the custom_certs pillar
     echo "extra_custom_certs_dir: /srv/salt/certs" > ${P_DIR}/extra_custom_certs.sls
     echo "extra_custom_certs:" >> ${P_DIR}/extra_custom_certs.sls
 
-    for c in controller websocket workbench workbench2 webshell download collections keepproxy; do
-      copy_custom_cert ${CUSTOM_CERTS_DIR} $c
-      grep -q ${c} ${P_DIR}/extra_custom_certs.sls || echo "  - ${c}" >> ${P_DIR}/extra_custom_certs.sls
-
-      # As the pillar differ whether we use LE or custom certs, we need to do a final edition on them
-      sed -i "s/__CERT_REQUIRES__/file: extra_custom_certs_file_copy_arvados-${c}.pem/g;
-              s#__CERT_PEM__#/etc/nginx/ssl/arvados-${c}.pem#g;
-              s#__CERT_KEY__#/etc/nginx/ssl/arvados-${c}.key#g" \
+    for c in controller websocket workbench workbench2 webshell keepweb keepproxy; do
+      # Are we in a single-host-single-hostname env?
+      if [ "${USE_SINGLE_HOSTNAME}" = "yes" ]; then
+        # Are we in a single-host-single-hostname env?
+        CERT_NAME=${HOSTNAME_EXT}
+      else
+        # We are in a multiple-hostnames env
+        CERT_NAME=${c}
+      fi
+
+      if [[ "$SSL_MODE" == "bring-your-own" ]]; then
+        copy_custom_cert ${CUSTOM_CERTS_DIR} ${CERT_NAME}
+      fi
+
+      grep -q ${CERT_NAME} ${P_DIR}/extra_custom_certs.sls || echo "  - ${CERT_NAME}" >> ${P_DIR}/extra_custom_certs.sls
+
+      # As the pillar differs whether we use LE or custom certs, we need to do a final edition on them
+      sed -i "s/__CERT_REQUIRES__/file: extra_custom_certs_file_copy_arvados-${CERT_NAME}.pem/g;
+              s#__CERT_PEM__#/etc/nginx/ssl/arvados-${CERT_NAME}.pem#g;
+              s#__CERT_KEY__#/etc/nginx/ssl/arvados-${CERT_NAME}.key#g" \
       ${P_DIR}/nginx_${c}_configuration.sls
     done
   fi
@@ -571,7 +614,7 @@ else
   # If we add individual roles, make sure we add the repo first
   echo "    - arvados.repo" >> ${S_DIR}/top.sls
   # We add the extra_custom_certs state
-  grep -q "extra_custom_certs"    ${S_DIR}/top.sls || echo "    - extra.custom_certs" >> ${S_DIR}/top.sls
+  grep -q "extra.custom_certs"    ${S_DIR}/top.sls || echo "    - extra.custom_certs" >> ${S_DIR}/top.sls
 
   # And we add the basic part for the certs pillar
   if [ "${SSL_MODE}" != "lets-encrypt" ]; then
@@ -593,18 +636,23 @@ else
         # States
         # FIXME: https://dev.arvados.org/issues/17352
         grep -q "postgres.client" ${S_DIR}/top.sls || echo "    - postgres.client" >> ${S_DIR}/top.sls
-        grep -q "nginx.passenger" ${S_DIR}/top.sls || echo "    - nginx.passenger" >> ${S_DIR}/top.sls
+        if grep -q "    - nginx.*$" ${S_DIR}/top.sls; then
+          sed -i s/"^    - nginx.*$"/"    - nginx.passenger"/g ${S_DIR}/top.sls
+        else
+          echo "    - nginx.passenger" >> ${S_DIR}/top.sls
+        fi
         ### If we don't install and run LE before arvados-api-server, it fails and breaks everything
         ### after it. So we add this here as we are, after all, sharing the host for api and controller
-        # Currently, only available on config_examples/multi_host/aws
         if [ "${SSL_MODE}" = "lets-encrypt" ]; then
-          if [ "${USE_LETSENCRYPT_IAM_USER}" != "yes" ]; then
+          if [ "${USE_LETSENCRYPT_ROUTE53}" = "yes" ]; then
             grep -q "aws_credentials" ${S_DIR}/top.sls || echo "    - aws_credentials" >> ${S_DIR}/top.sls
           fi
           grep -q "letsencrypt" ${S_DIR}/top.sls || echo "    - letsencrypt" >> ${S_DIR}/top.sls
         else
           # Use custom certs
-          copy_custom_cert ${CUSTOM_CERTS_DIR} controller
+          if [ "${SSL_MODE}" = "bring-your-own" ]; then
+            copy_custom_cert ${CUSTOM_CERTS_DIR} controller
+          fi
           grep -q controller ${P_DIR}/extra_custom_certs.sls || echo "  - controller" >> ${P_DIR}/extra_custom_certs.sls
         fi
         grep -q "arvados.${R}" ${S_DIR}/top.sls    || echo "    - arvados.${R}" >> ${S_DIR}/top.sls
@@ -613,23 +661,39 @@ else
         grep -q "postgresql" ${P_DIR}/top.sls               || echo "    - postgresql" >> ${P_DIR}/top.sls
         grep -q "nginx_passenger" ${P_DIR}/top.sls          || echo "    - nginx_passenger" >> ${P_DIR}/top.sls
         grep -q "nginx_${R}_configuration" ${P_DIR}/top.sls || echo "    - nginx_${R}_configuration" >> ${P_DIR}/top.sls
+
+        # We need to tweak the Nginx's pillar depending whether we want plain nginx or nginx+passenger
+        NGINX_INSTALL_SOURCE="install_from_phusionpassenger"
+        sed -i "s/__NGINX_INSTALL_SOURCE__/${NGINX_INSTALL_SOURCE}/g" ${P_DIR}/nginx_passenger.sls
       ;;
       "controller" | "websocket" | "workbench" | "workbench2" | "webshell" | "keepweb" | "keepproxy")
         # States
-        grep -q "nginx.passenger" ${S_DIR}/top.sls || echo "    - nginx.passenger" >> ${S_DIR}/top.sls
-        # Currently, only available on config_examples/multi_host/aws
+        if [ "${R}" = "workbench" ]; then
+          NGINX_INSTALL_SOURCE="install_from_phusionpassenger"
+          if grep -q "    - nginx$" ${S_DIR}/top.sls; then
+            sed -i s/"^    - nginx.*$"/"    - nginx.passenger"/g ${S_DIR}/top.sls
+          else
+            echo "    - nginx.passenger" >> ${S_DIR}/top.sls
+          fi
+        else
+          grep -q "nginx" ${S_DIR}/top.sls || echo "    - nginx" >> ${S_DIR}/top.sls
+        fi
         if [ "${SSL_MODE}" = "lets-encrypt" ]; then
-          if [ "x${USE_LETSENCRYPT_IAM_USER}" != "xyes" ]; then
+          if [ "x${USE_LETSENCRYPT_ROUTE53}" = "xyes" ]; then
             grep -q "aws_credentials" ${S_DIR}/top.sls || echo "    - aws_credentials" >> ${S_DIR}/top.sls
           fi
           grep -q "letsencrypt"     ${S_DIR}/top.sls || echo "    - letsencrypt" >> ${S_DIR}/top.sls
         else
           # Use custom certs, special case for keepweb
           if [ ${R} = "keepweb" ]; then
-            copy_custom_cert ${CUSTOM_CERTS_DIR} download
-            copy_custom_cert ${CUSTOM_CERTS_DIR} collections
+            if [ "${SSL_MODE}" = "bring-your-own" ]; then
+              copy_custom_cert ${CUSTOM_CERTS_DIR} download
+              copy_custom_cert ${CUSTOM_CERTS_DIR} collections
+            fi
           else
-            copy_custom_cert ${CUSTOM_CERTS_DIR} ${R}
+            if [ "${SSL_MODE}" = "bring-your-own" ]; then
+              copy_custom_cert ${CUSTOM_CERTS_DIR} ${R}
+            fi
           fi
         fi
         # webshell role is just a nginx vhost, so it has no state
@@ -645,9 +709,8 @@ else
           grep -q "nginx_collections_configuration" ${P_DIR}/top.sls || echo "    - nginx_collections_configuration" >> ${P_DIR}/top.sls
         fi
 
-        # Currently, only available on config_examples/multi_host/aws
         if [ "${SSL_MODE}" = "lets-encrypt" ]; then
-          if [ "${USE_LETSENCRYPT_IAM_USER}" != "yes" ]; then
+          if [ "${USE_LETSENCRYPT_ROUTE53}" = "yes" ]; then
             grep -q "aws_credentials" ${P_DIR}/top.sls || echo "    - aws_credentials" >> ${P_DIR}/top.sls
           fi
           grep -q "letsencrypt"     ${P_DIR}/top.sls || echo "    - letsencrypt" >> ${P_DIR}/top.sls
@@ -687,21 +750,19 @@ else
             grep -q ${R} ${P_DIR}/extra_custom_certs.sls || echo "  - ${R}" >> ${P_DIR}/extra_custom_certs.sls
           fi
         fi
+        # We need to tweak the Nginx's pillar depending whether we want plain nginx or nginx+passenger
+        sed -i "s/__NGINX_INSTALL_SOURCE__/${NGINX_INSTALL_SOURCE}/g" ${P_DIR}/nginx_passenger.sls
       ;;
       "shell")
         # States
+        echo "    - extra.shell_sudo_passwordless" >> ${S_DIR}/top.sls
+        echo "    - extra.shell_cron_add_login_sync" >> ${S_DIR}/top.sls
         grep -q "docker" ${S_DIR}/top.sls       || echo "    - docker.software" >> ${S_DIR}/top.sls
         grep -q "arvados.${R}" ${S_DIR}/top.sls || echo "    - arvados.${R}" >> ${S_DIR}/top.sls
         # Pillars
         grep -q "docker" ${P_DIR}/top.sls       || echo "    - docker" >> ${P_DIR}/top.sls
       ;;
-      "dispatcher")
-        # States
-        grep -q "arvados.${R}" ${S_DIR}/top.sls || echo "    - arvados.${R}" >> ${S_DIR}/top.sls
-        # Pillars
-        # ATM, no specific pillar needed
-      ;;
-      "keepstore")
+      "dispatcher" | "keepbalance" | "keepstore")
         # States
         grep -q "arvados.${R}" ${S_DIR}/top.sls || echo "    - arvados.${R}" >> ${S_DIR}/top.sls
         # Pillars
@@ -720,33 +781,14 @@ if [ "${DUMP_CONFIG}" = "yes" ]; then
   exit 0
 fi
 
-# FIXME! #16992 Temporary fix for psql call in arvados-api-server
-if [ -e /root/.psqlrc ]; then
-  if ! ( grep 'pset pager off' /root/.psqlrc ); then
-    RESTORE_PSQL="yes"
-    cp /root/.psqlrc /root/.psqlrc.provision.backup
-  fi
-else
-  DELETE_PSQL="yes"
-fi
-
-echo '\pset pager off' >> /root/.psqlrc
-# END FIXME! #16992 Temporary fix for psql call in arvados-api-server
-
 # Now run the install
 salt-call --local state.apply -l ${LOG_LEVEL}
 
-# FIXME! #16992 Temporary fix for psql call in arvados-api-server
-if [ "x${DELETE_PSQL}" = "xyes" ]; then
-  echo "Removing .psql file"
-  rm /root/.psqlrc
-fi
-
-if [ "x${RESTORE_PSQL}" = "xyes" ]; then
-  echo "Restoring .psql file"
-  mv -v /root/.psqlrc.provision.backup /root/.psqlrc
+# Finally, make sure that /etc/hosts is not overwritten on reboot
+if [ -d /etc/cloud/cloud.cfg.d ]; then
+  # TODO: will this work on CentOS?
+  sed -i 's/^manage_etc_hosts: true/#manage_etc_hosts: true/g' /etc/cloud/cloud.cfg.d/*
 fi
-# END FIXME! #16992 Temporary fix for psql call in arvados-api-server
 
 # Leave a copy of the Arvados CA so the user can copy it where it's required
 if [ "$DEV_MODE" = "yes" ]; then