Revert "Added some hardening measures to systemd unit files for managing the matrix-synapse service"

This reverts commit 0d754ef4cf4a3a697b2c8e002bf3a9ac64af527f.

3 files changed, 0 insertions, 213 deletions

diff --git a/debian/matrix-synapse.service b/debian/matrix-synapse.service
index a23accfb33..553babf549 100644
--- a/debian/matrix-synapse.service
+++ b/debian/matrix-synapse.service
@@ -13,76 +13,5 @@ Restart=always
 RestartSec=3
 SyslogIdentifier=matrix-synapse
 
-# The following directives give the synapse service R/W access to:
-# - /run/matrix-synapse
-# - /var/lib/matrix-synapse
-# - /var/log/matrix-synapse
-
-RuntimeDirectory=matrix-synapse
-StateDirectory=matrix-synapse
-LogsDirectory=matrix-synapse
-
-######################
-## Security Sandbox ##
-######################
-
-# Make sure that the service has its own unshared tmpfs at /tmp and that it
-# cannot see or change any real devices
-PrivateTmp=true
-PrivateDevices=true
-
-# We give no capabilities to a service by default
-CapabilityBoundingSet=
-AmbientCapabilities=
-
-# Protect the following from modification:
-# - The entire filesystem
-# - sysctl settings and loaded kernel modules
-# - No modifications allowed to Control Groups
-# - Hostname
-# - System Clock
-ProtectSystem=strict
-ProtectKernelTunables=true
-ProtectKernelModules=true
-ProtectControlGroups=true
-ProtectClock=true
-ProtectHostname=true
-
-# Prevent access to the following:
-# - /home directory
-# - Kernel logs
-ProtectHome=tmpfs
-ProtectKernelLogs=true
-
-# Make sure that the process can only see PIDs and process details of itself,
-# and the second option disables seeing details of things like system load and
-# I/O etc
-ProtectProc=invisible
-ProcSubset=pid
-
-# While not needed, we set these options explicitly
-# - This process has been given access to the host network
-# - It can also communicate with any IP Address
-PrivateNetwork=false
-RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
-IPAddressAllow=any
-
-# Restrict system calls to a sane bunch
-SystemCallArchitectures=native
-SystemCallFilter=@system-service
-SystemCallFilter=~@privileged @resources @obsolete
-
-# Misc restrictions
-# - Since the process is a python process it needs to be able to write and
-#   execute memory regions, so we set MemoryDenyWriteExecute to false
-RestrictSUIDSGID=true
-RemoveIPC=true
-NoNewPrivileges=true
-RestrictRealtime=true
-RestrictNamespaces=true
-LockPersonality=true
-PrivateUsers=true
-MemoryDenyWriteExecute=false
-
 [Install]
 WantedBy=multi-user.target
diff --git a/docs/systemd-with-workers/system/matrix-synapse-worker@.service b/docs/systemd-with-workers/system/matrix-synapse-worker@.service
index 04189113c4..d164e8ce1f 100644
--- a/docs/systemd-with-workers/system/matrix-synapse-worker@.service
+++ b/docs/systemd-with-workers/system/matrix-synapse-worker@.service
@@ -22,76 +22,5 @@ Restart=always
 RestartSec=3
 SyslogIdentifier=matrix-synapse-%i
 
-# The following directives give the synapse worker service R/W access to:
-# - /run/matrix-synapse
-# - /var/lib/matrix-synapse
-# - /var/log/matrix-synapse
-
-RuntimeDirectory=matrix-synapse
-StateDirectory=matrix-synapse
-LogsDirectory=matrix-synapse
-
-######################
-## Security Sandbox ##
-######################
-
-# Make sure that the service has its own unshared tmpfs at /tmp and that it
-# cannot see or change any real devices
-PrivateTmp=true
-PrivateDevices=true
-
-# We give no capabilities to a service by default
-CapabilityBoundingSet=
-AmbientCapabilities=
-
-# Protect the following from modification:
-# - The entire filesystem
-# - sysctl settings and loaded kernel modules
-# - No modifications allowed to Control Groups
-# - Hostname
-# - System Clock
-ProtectSystem=strict
-ProtectKernelTunables=true
-ProtectKernelModules=true
-ProtectControlGroups=true
-ProtectClock=true
-ProtectHostname=true
-
-# Prevent access to the following:
-# - /home directory
-# - Kernel logs
-ProtectHome=tmpfs
-ProtectKernelLogs=true
-
-# Make sure that the process can only see PIDs and process details of itself,
-# and the second option disables seeing details of things like system load and
-# I/O etc
-ProtectProc=invisible
-ProcSubset=pid
-
-# While not needed, we set these options explicitly
-# - This process has been given access to the host network
-# - It can also communicate with any IP Address
-PrivateNetwork=false
-RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
-IPAddressAllow=any
-
-# Restrict system calls to a sane bunch
-SystemCallArchitectures=native
-SystemCallFilter=@system-service
-SystemCallFilter=~@privileged @resources @obsolete
-
-# Misc restrictions
-# - Since the process is a python process it needs to be able to write and
-#   execute memory regions
-RestrictSUIDSGID=true
-RemoveIPC=true
-NoNewPrivileges=true
-RestrictRealtime=true
-RestrictNamespaces=true
-LockPersonality=true
-PrivateUsers=true
-MemoryDenyWriteExecute=false
-
 [Install]
 WantedBy=matrix-synapse.target
diff --git a/docs/systemd-with-workers/system/matrix-synapse.service b/docs/systemd-with-workers/system/matrix-synapse.service
index 9ee086f9f9..f6b6dfd3ce 100644
--- a/docs/systemd-with-workers/system/matrix-synapse.service
+++ b/docs/systemd-with-workers/system/matrix-synapse.service
@@ -18,76 +18,5 @@ Restart=always
 RestartSec=3
 SyslogIdentifier=matrix-synapse
 
-# The following directives give the synapse service R/W access to:
-# - /run/matrix-synapse
-# - /var/lib/matrix-synapse
-# - /var/log/matrix-synapse
-
-RuntimeDirectory=matrix-synapse
-StateDirectory=matrix-synapse
-LogsDirectory=matrix-synapse
-
-######################
-## Security Sandbox ##
-######################
-
-# Make sure that the service has its own unshared tmpfs at /tmp and that it
-# cannot see or change any real devices
-PrivateTmp=true
-PrivateDevices=true
-
-# We give no capabilities to a service by default
-CapabilityBoundingSet=
-AmbientCapabilities=
-
-# Protect the following from modification:
-# - The entire filesystem
-# - sysctl settings and loaded kernel modules
-# - No modifications allowed to Control Groups
-# - Hostname
-# - System Clock
-ProtectSystem=strict
-ProtectKernelTunables=true
-ProtectKernelModules=true
-ProtectControlGroups=true
-ProtectClock=true
-ProtectHostname=true
-
-# Prevent access to the following:
-# - /home directory
-# - Kernel logs
-ProtectHome=tmpfs
-ProtectKernelLogs=true
-
-# Make sure that the process can only see PIDs and process details of itself,
-# and the second option disables seeing details of things like system load and
-# I/O etc
-ProtectProc=invisible
-ProcSubset=pid
-
-# While not needed, we set these options explicitly
-# - This process has been given access to the host network
-# - It can also communicate with any IP Address
-PrivateNetwork=false
-RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
-IPAddressAllow=any
-
-# Restrict system calls to a sane bunch
-SystemCallArchitectures=native
-SystemCallFilter=@system-service
-SystemCallFilter=~@privileged @resources @obsolete
-
-# Misc restrictions
-# - Since the process is a python process it needs to be able to write and
-#   execute memory regions
-RestrictSUIDSGID=true
-RemoveIPC=true
-NoNewPrivileges=true
-RestrictRealtime=true
-RestrictNamespaces=true
-LockPersonality=true
-PrivateUsers=true
-MemoryDenyWriteExecute=false
-
 [Install]
 WantedBy=matrix-synapse.target