Improve filesystem sandboxing for planet replication services

[chef.git] / cookbooks / planet / recipes / replication.rb

diff --git a/cookbooks/planet/recipes/replication.rb b/cookbooks/planet/recipes/replication.rb
index 629186fe2ee905eb634a19d6f97c684e4e4968a6..e09bbcbe6c54222aebb2bfaf708f03e8c49365af 100644 (file)
--- a/cookbooks/planet/recipes/replication.rb
+++ b/cookbooks/planet/recipes/replication.rb
@@ -22,6 +22,8 @@ require "yaml"
 include_recipe "accounts"
 include_recipe "apt"
 include_recipe "osmosis"
+include_recipe "ruby"
+include_recipe "tools"
 
 db_passwords = data_bag_item("db", "passwords")
 
@@ -29,8 +31,6 @@ db_passwords = data_bag_item("db", "passwords")
 
 package %w[
   postgresql-client
-  ruby
-  ruby-dev
   ruby-libxml
   make
   gcc
@@ -39,7 +39,9 @@ package %w[
   osmdbt
 ]
 
-gem_package "pg"
+gem_package "pg" do
+  gem_binary node[:ruby][:gem]
+end
 
 ## Build preload library to flush files
 
@@ -159,10 +161,12 @@ systemd_service "users-agreed" do
   description "Update list of users accepting CTs"
   user "planet"
   exec_start "/usr/local/bin/users-agreed"
+  nice 10
   private_tmp true
   private_devices true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths "/store/planet/users_agreed"
   restrict_address_families %w[AF_INET AF_INET6]
   no_new_privileges true
 end
@@ -176,10 +180,12 @@ systemd_service "users-deleted" do
   description "Update list of deleted users"
   user "planet"
   exec_start "/usr/local/bin/users-deleted"
+  nice 10
   private_tmp true
   private_devices true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths "/store/planet/users_deleted"
   restrict_address_families %w[AF_INET AF_INET6]
   no_new_privileges true
 end
@@ -211,8 +217,12 @@ systemd_service "replication-changesets" do
   exec_start "/usr/local/bin/replicate-changesets /etc/replication/changesets.conf"
   private_tmp true
   private_devices true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths [
+    "/run/replication",
+    "/store/planet/replication/changesets"
+  ]
   restrict_address_families %w[AF_INET AF_INET6]
   no_new_privileges true
 end
@@ -272,8 +282,14 @@ systemd_service "replication-minutely" do
   exec_start "/usr/local/bin/replicate-minute"
   private_tmp true
   private_devices true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths [
+    "/run/replication",
+    "/store/replication/minute",
+    "/store/planet/replication/minute",
+    "/var/lib/replication/minute"
+  ]
   restrict_address_families %w[AF_INET AF_INET6]
   no_new_privileges true
 end
@@ -315,10 +331,15 @@ systemd_service "replication-hourly" do
   description "Hourly replication"
   user "planet"
   exec_start "/usr/local/bin/osmosis -q --merge-replication-files workingDirectory=/var/lib/replication/hour"
+  environment "LD_PRELOAD" => "/opt/flush/flush.so"
   private_tmp true
   private_devices true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths [
+    "/store/planet/replication/hour",
+    "/var/lib/replication/hour"
+  ]
   restrict_address_families %w[AF_INET AF_INET6]
   no_new_privileges true
 end
@@ -358,10 +379,15 @@ systemd_service "replication-daily" do
   description "Daily replication"
   user "planet"
   exec_start "/usr/local/bin/osmosis -q --merge-replication-files workingDirectory=/var/lib/replication/day"
+  environment "LD_PRELOAD" => "/opt/flush/flush.so"
   private_tmp true
   private_devices true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths [
+    "/store/planet/replication/day",
+    "/var/lib/replication/day"
+  ]
   restrict_address_families %w[AF_INET AF_INET6]
   no_new_privileges true
 end
@@ -380,8 +406,9 @@ systemd_service "replication-cleanup" do
   private_tmp true
   private_devices true
   private_network true
-  protect_system "full"
+  protect_system "strict"
   protect_home true
+  read_write_paths "/var/lib/replication"
   no_new_privileges true
 end