Browse Source

znc: copy from old packages and add PKG_LICENSE

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
lilik-openwrt-22.03
Jonas Gorski 10 years ago
parent
commit
6a9cdf5d93
7 changed files with 777 additions and 0 deletions
  1. +289
    -0
      net/znc/Makefile
  2. +29
    -0
      net/znc/files/znc.conf
  3. +194
    -0
      net/znc/files/znc.init
  4. +52
    -0
      net/znc/patches/001-move_rootcheck_after_config.patch
  5. +28
    -0
      net/znc/patches/002-Uclibcpp_build_fix.patch
  6. +38
    -0
      net/znc/patches/003-Reduce_rebuild_time.patch
  7. +147
    -0
      net/znc/patches/004-restore_droproot.patch

+ 289
- 0
net/znc/Makefile View File

@ -0,0 +1,289 @@
#
# Copyright (C) 2009-2010 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
PKG_NAME:=znc
PKG_VERSION:=1.2
PKG_RELEASE:=1
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=http://znc.in/releases \
http://znc.in/releases/archive
PKG_MD5SUM:=ef18e5402a82cc3fcab5c2ac5c2e6f3b
PKG_MAINTAINER:=Jonas Gorski <jogo@openwrt.org>
PKG_LICENSE:=Apache-2.0
PKG_LICENSE_FILES:=LICENSE
PKG_BUILD_PARALLEL:=1
define Package/znc/default
SUBMENU:=Instant Messaging
SECTION:=net
CATEGORY:=Network
TITLE:=ZNC
URL:=http://en.znc.in/
endef
define Package/znc
$(Package/znc/default)
DEPENDS:=+libopenssl +libpthread $(CXX_DEPENDS)
MENU:=1
endef
define Package/znc/description
ZNC is an IRC bouncer with many advanced features like detaching,
multiple users, per channel playback buffer, SSL, IPv6, transparent DCC
bouncing, and c++ module support to name a few.
endef
define Package/znc/conffiles
/etc/config/znc
endef
define Package/znc/install
$(INSTALL_DIR) $(1)/usr/bin
$(INSTALL_BIN) $(PKG_BUILD_DIR)/znc $(1)/usr/bin/
$(INSTALL_DIR) $(1)/etc/init.d
$(INSTALL_BIN) ./files/znc.init $(1)/etc/init.d/znc
$(INSTALL_DIR) $(1)/etc/config
$(INSTALL_DATA) ./files/znc.conf $(1)/etc/config/znc
$(INSTALL_DIR) $(1)/usr/lib/znc/
$(INSTALL_BIN) $(PKG_BUILD_DIR)/modules/droproot.so $(1)/usr/lib/znc/
endef
ZNC_MODULES :=
ZNC_MODULE_TARGETS := droproot.so
define module
define Package/znc-mod-$(strip $(1))
$(Package/znc/default)
TITLE+= ($(strip $(1)) plugin)
DEPENDS:=znc
endef
define Package/znc-mod-$(strip $(1))/description
$(strip $(2))
endef
define Package/znc-mod-$(strip $(1))/install
$(INSTALL_DIR) $$(1)/usr/lib/znc/
$(INSTALL_BIN) $$(PKG_BUILD_DIR)/modules/$(subst -,_,$(strip $(1))).so $$(1)/usr/lib/znc/
# include webadmin page templates if existing
if [ -d $$(PKG_BUILD_DIR)/modules/data/$(subst -,_,$(strip $(1))) ]; then \
$(INSTALL_DIR) $$(1)/usr/share/znc/modules ;\
$(CP) -r $$(PKG_BUILD_DIR)/modules/data/$(subst -,_,$(strip $(1))) $$(1)/usr/share/znc/modules ;\
fi
endef
ZNC_MODULES += znc-mod-$(strip $(1))
$(if $(CONFIG_PACKAGE_znc-mod-$(strip $(1))),ZNC_MODULE_TARGETS += $(subst -,_,$(strip $(1))).so)
endef
define webadmin
define Package/znc-mod-webadmin
$(Package/znc/default)
TITLE+= (webadmin plugin)
DEPENDS:=znc
endef
define Package/znc-mod-webadmin/description
Allows you to add/remove/edit users and settings on the fly via a web browser.
endef
define Package/znc-mod-webadmin/install
$(INSTALL_DIR) $$(1)/usr/lib/znc/
$(INSTALL_BIN) $$(PKG_BUILD_DIR)/modules/webadmin.so $$(1)/usr/lib/znc/
$(INSTALL_DIR) $$(1)/usr/share/znc/modules
$(CP) -r $$(PKG_BUILD_DIR)/modules/data/webadmin $$(1)/usr/share/znc/modules
$(INSTALL_DIR) $$(1)/usr/share/znc/webskins/
$(CP) -r $$(PKG_BUILD_DIR)/webskins/_default_ $$(1)/usr/share/znc/webskins/
endef
ZNC_MODULES += znc-mod-webadmin
$(if $(CONFIG_PACKAGE_znc-mod-webadmin),ZNC_MODULE_TARGETS += webadmin.so)
endef
define webskin
define Package/znc-webskin-$(strip $(1))
$(Package/znc/default)
TITLE+= ($(strip $(1)) webskin)
DEPENDS:=znc-mod-webadmin
endef
define Package/znc-webskin-$(strip $(1))/description
$(strip $(1)) webskin for webadmin
endef
define Package/znc-webskin-$(strip $(1))/install
$(INSTALL_DIR) $$(1)/usr/share/znc/webskins/
$(CP) -r $$(PKG_BUILD_DIR)/webskins/$(strip $(1)) $$(1)/usr/share/znc/webskins/
endef
ZNC_MODULES += znc-webskin-$(strip $(1))
endef
, := ,
$(eval $(call module,adminlog,Log user connects and disconnects and failed \
logins to file or syslog.))
$(eval $(call module,autoattach,Reattaches you to channels on activity.))
$(eval $(call module,autocycle,Cycles a channel when you are the only one in \
there and you don't have op.))
$(eval $(call module,autoop,Auto op the good guys.))
$(eval $(call module,autoreply,Gives a automatic reply if someone messages you \
if you are away.))
$(eval $(call module,autovoice,Autovoices everyone who joins some channel.))
$(eval $(call module,awaynick,Change your nick while you are away.))
$(eval $(call module,awaystore,Stores messages while away$(,) also auto away.))
$(eval $(call module,block-motd,This module blocks the server's Message of the \
Day.))
$(eval $(call module,blockuser,Blocks certain users from using ZNC saying \
their account was disabled.))
$(eval $(call module,bouncedcc,Bounces dcc transfers through the znc server \
instead of sending them directly to the user.))
$(eval $(call module,buffextras,Add nick changes$(,) joins$(,) parts$(,) topic \
changes etc. to your playback buffer.))
$(eval $(call module,cert,Use a SSL certificate for connecting to a server.))
$(eval $(call module,certauth,This module allows users to log in to ZNC via \
SSL client keys.))
$(eval $(call module,chansaver,Keeping config up to date when user joins and \
parts.))
$(eval $(call module,clearbufferonmsg,This module keeps the buffer until the \
next message from the client.))
$(eval $(call module,clientnotify,Notify about new incoming connections to \
your user.))
$(eval $(call module,controlpanel,Allows you to add/remove/edit users and \
settings on the fly via IRC messages.))
$(eval $(call module,crypt,Encryption for channel/private messages.))
$(eval $(call module,ctcpflood,This module tries to block ctcp floods.))
$(eval $(call module,dcc,Allows you to transfer files to and from ZNC.))
$(eval $(call module,disconkick,This module will kick your client from all \
channels where you are$(,) in case if ZNC disconnects from server.))
$(eval $(call module,fail2ban,Block IPs for some time after a failed login.))
$(eval $(call module,flooddetach,This module detaches you from channels which \
are flooded.))
$(eval $(call module,identfile,Places the ident of a user to a file when they \
are trying to connect.))
$(eval $(call module,keepnick,Tries to get you your primary nick.))
$(eval $(call module,kickrejoin,Implements auto-rejoin-on-kick.))
$(eval $(call module,lastseen,Logs when a user last logged in to ZNC.))
$(eval $(call module,listsockets,This module displays a list of all open \
sockets in ZNC.))
$(eval $(call module,log,Log conversations to file.))
$(eval $(call module,modules_online,This module fakes the online status of \
ZNC-*users.))
$(eval $(call module,nickserv,Auths you with NickServ.))
$(eval $(call module,notes,This modules stores and displays short notes using \
a key/note pairs and shows them to you on connect.))
$(eval $(call module,notify-connect,Sends a notice to all admins when a user \
logs in or out.))
$(eval $(call module,partyline,Allows ZNC users to join internal channels and \
query other ZNC users on the same ZNC.))
$(eval $(call module,perform,Performs commands on connect.))
$(eval $(call module,q,Auths you with Q (and a little more).))
$(eval $(call module,raw,View all of the raw traffic.))
$(eval $(call module,route-replies,Routes back answers to the right client \
when connected with multiple clients.))
$(eval $(call module,sasl,The SASL module allows you to authenticate to an \
IRC network via SASL.))
$(eval $(call module,savebuff,Saves your channel buffers into an encrypted \
file so they can survive restarts and reboots.))
$(eval $(call module,schat,SSL (encrypted) DCC chats.))
$(eval $(call module,send-raw,Allows you to send raw traffic to IRC from \
other users.))
$(eval $(call module,simple-away,This module will automatically set you away \
on IRC while you are disconnected from the bouncer.))
$(eval $(call module,shell,Have your unix shell in a query window right inside \
of your IRC client.))
$(eval $(call module,stickychan,Keeps you sticked to specific channels.))
$(eval $(call module,watch,Monitor activity for specific text patterns from \
specific users and have the text sent to a special query window.))
$(eval $(call webadmin))
$(eval $(call webskin,dark-clouds))
$(eval $(call webskin,forest))
$(eval $(call webskin,ice))
PKG_CONFIG_DEPENDS := $(patsubst %,CONFIG_PACKAGE_%,$(ZNC_MODULES))
include $(INCLUDE_DIR)/uclibc++.mk
include $(INCLUDE_DIR)/package.mk
CONFIGURE_VARS += \
CXXFLAGS="$(TARGET_CFLAGS) -fno-builtin -fno-rtti -nostdinc++" \
CPPFLAGS="-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include" \
LDFLAGS="-nodefaultlibs -lc -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib" \
LIBS="-luClibc++ -lm -lssl -lcrypto $(LIBGCC_S) -lc"
CONFIGURE_ARGS += \
--disable-c-ares \
--disable-perl
define Build/Configure
$(call Build/Configure/Default,)
$(call libtool_disable_rpath)
endef
define Build/Compile
$(call Build/Compile/Default,znc)
+$(MAKE_VARS) $(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR)/modules \
$(MAKE_FLAGS) $(ZNC_MODULE_TARGETS)
endef
$(eval $(call BuildPackage,znc))
$(foreach m,$(ZNC_MODULES),$(eval $(call BuildPackage,$(m))))

+ 29
- 0
net/znc/files/znc.conf View File

@ -0,0 +1,29 @@
config znc
# where to listen for connections
list listener '192.168.1.1 1234'
# If using SSL sockets, use the following certifcate:
# option znc_ssl_cert '/etc/znc.cert'
# load global modules (You need to install them first):
# list module 'fail2ban'
# remove this to enable the service
option disabled 1
config user 'sampleUser'
# Use either a plain text password or use the full sha256#... line.
# You can generate one with 'znc -s'.
option password 'changeme'
option nick 'sampleUser'
option altnick 'userSample'
option ident 'openwrt'
option realname 'John Doe'
# This adds support for channels in znc configuration:
# list channel '#chan optional_password'
# list of allowed servers:
# list server 'chat.freenode.net 6667'
# load user modules ('<module> [params...]'):
# list module 'simple_away -timer 10 disconnected'

+ 194
- 0
net/znc/files/znc.init View File

@ -0,0 +1,194 @@
#!/bin/sh /etc/rc.common
# Copyright (C) 2010 Openwrt.org
START=60
ZNC_CONFIG_PATH=/tmp/etc/znc
PID_FILE=${ZNC_CONFIG_PATH}/znc.pid
ZNC_CONFIG=${ZNC_CONFIG_PATH}/configs/znc.conf
EXTERNAL_CONFIG=0
DISABLED=
RUNAS_USER=
RUNAS_GROUP=
add_param() {
echo "$1 = $2" >> $ZNC_CONFIG
}
add_chan() {
chan=${1% *}
pass=${1#* }
echo " <Chan $chan>" >> $ZNC_CONFIG
[ "$chan" != "$pass" ] && echo " Key = $pass" >> $ZNC_CONFIG
echo " </Chan>" >> $ZNC_CONFIG
}
add_network() {
local current_user="$1"
local network="$2"
local user
local name
config_get user "$network" user
[ "$user" = "$current_user" ] || return 0
config_get name "$network" name
echo " <Network $name>" >> $ZNC_CONFIG
config_list_foreach "$network" server "add_param \" Server\""
config_list_foreach "$network" channel "add_chan"
}
znc_global() {
local znc="$1"
local anoniplimit
local maxbuffersize
local connectdelay
local serverthrottle
local znc_config_path
local znc_pem_file
config_get_bool DISABLED "$znc" disabled 0
[ "$DISABLED" -eq 0 ] || return 0
config_get znc_config_path "$znc" znc_config_path
config_get RUNAS_USER "$znc" runas_user
config_get RUNAS_GROUP "$znc" runas_group
if [ "${znc_config_path}" ]
then
ZNC_CONFIG_PATH=$znc_config_path
EXTERNAL_CONFIG=1
else
mkdir -p $ZNC_CONFIG_PATH/configs/
[ ! -f "$ZNC_CONFIG" ] || rm "$ZNC_CONFIG"
add_param "Version" "1.0"
config_get anoniplimit "$znc" anoniplimit
config_get maxbuffersize "$znc" maxbuffersize
config_get connectdelay "$znc" connectdelay
config_get serverthrottle "$znc" serverthrottle
config_get znc_pem_file "$znc" znc_ssl_cert
[ -z "$znc_pem_file" ] || ln -sf "$znc_pem_file" $ZNC_CONFIG_PATH/znc.pem
[ -z $anoniplimit ] || echo "AnonIPLimit = $anoniplimit" >> $ZNC_CONFIG
[ -z $maxbuffersize ] || echo "MaxBufferSize = $maxbuffersize" >> $ZNC_CONFIG
[ -z $connectdelay ] || echo "ConnectDelay = $connectdelay" >> $ZNC_CONFIG
[ -z $serverthrottle ] || echo "ServerThrottle = $anoniplimit" >> $ZNC_CONFIG
echo "PidFile = $PID_FILE" >> $ZNC_CONFIG
config_list_foreach "$znc" listener "add_param Listener"
config_list_foreach "$znc" module "add_param LoadModule"
add_param LoadModule "droproot ${RUNAS_USER:-nobody} ${RUNAS_GROUP:-nogroup}"
fi
}
add_user() {
local user="$1"
local password
local nick
local altnick
local ident
local realname
local buffer
local quitmsg
local chanmodes
local vhost
local server
config_get password "$user" password
config_get nick "$user" nick
config_get altnick "$user" altnick
config_get ident "$user" ident
config_get realname "$user" realname
config_get buffer "$user" buffer
config_get quitmsg "$user" quitmsg
config_get chanmodes "$user" chanmodes
config_get vhost "$user" vhost
config_get server "$user" server
echo "<User $user>" >> $ZNC_CONFIG
case "$password" in
"md5#"* | "sha256#"* | "plain#"*)
add_param " Pass" "$password"
;;
*)
add_param " Pass" "plain#$password"
;;
esac
add_param " Nick" "$nick"
add_param " AltNick" "${altnick:-$nick"_"}"
add_param " Ident" "${ident:-$nick}"
add_param " RealName" "${realname:-$nick}"
[ -z "$vhost" ] || add_param " VHost" "$vhost"
add_param " Buffer" "${buffer:-50}"
add_param " KeepBuffer" "false"
add_param " ChanModes" "${chanmodes:-"+stn"}"
[ -z "$quitmsg" ] || add_param " QuitMsg" "$quitmsg"
config_list_foreach "$user" module "add_param \" LoadModule\""
# add legacy network
if [ "$server" ]; then
echo " <Network Default>" >> $ZNC_CONFIG
config_list_foreach "$user" server "add_param \" Server\""
config_list_foreach "$user" channel "add_chan"
echo " </Network>" >> $ZNC_CONFIG
fi
config_foreach "add_network \"$user\"" network
echo "</User>" >> $ZNC_CONFIG
}
start() {
config_load znc
config_foreach znc_global znc
if [ "$DISABLED" -eq 1 ]; then
return 0
fi
if [ "$EXTERNAL_CONFIG" -eq 0 ]
then
config_foreach add_listener listener
config_foreach add_user user
chown -hR ${RUNAS_USER:-nobody}:${RUNAS_GROUP:-nogroup} /tmp/etc/znc
fi
if [ "$EXTERNAL_CONFIG" -eq 1 -a "$RUNAS_USER" ]
then
local SU=$(which su)
if [ "$SU" ]
then
$SU -c "/usr/bin/znc -d$ZNC_CONFIG_PATH >/dev/null &" $RUNAS_USER
else
logger -s -t ZNC -p daemon.err "Could not run ZNC as user $RUNAS_USER: su not found."
exit 1
fi
else
/usr/bin/znc -d$ZNC_CONFIG_PATH >/dev/null &
fi
}
stop() {
if [ -f "$PID_FILE" ]
then
kill $(cat "$PID_FILE")
else
killall znc
fi
}

+ 52
- 0
net/znc/patches/001-move_rootcheck_after_config.patch View File

@ -0,0 +1,52 @@
From 5f655f9a25a377c01cb15517859eb514628a43d4 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski+openwrt@gmail.com>
Date: Wed, 6 Apr 2011 04:10:23 +0200
Subject: [PATCH] Move the root check to after config parsing
---
src/main.cpp | 27 ++++++++++++++-------------
1 files changed, 14 insertions(+), 13 deletions(-)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -243,19 +243,6 @@ int main(int argc, char** argv) {
CUtils::PrintStatus(true, "");
}
- if (isRoot()) {
- CUtils::PrintError("You are running ZNC as root! Don't do that! There are not many valid");
- CUtils::PrintError("reasons for this and it can, in theory, cause great damage!");
- if (!bAllowRoot) {
- delete pZNC;
- return 1;
- }
- CUtils::PrintError("You have been warned.");
- CUtils::PrintError("Hit CTRL+C now if you don't want to run ZNC as root.");
- CUtils::PrintError("ZNC will start in 30 seconds.");
- sleep(30);
- }
-
if (bMakeConf) {
if (!pZNC->WriteNewConfig(sConfig)) {
delete pZNC;
@@ -276,6 +263,20 @@ int main(int argc, char** argv) {
return 1;
}
+ if (isRoot()) {
+ CUtils::PrintError("You are running ZNC as root! Don't do that! There are not many valid");
+ CUtils::PrintError("reasons for this and it can, in theory, cause great damage!");
+ if (!bAllowRoot) {
+ delete pZNC;
+ return 1;
+ }
+ CUtils::PrintError("You have been warned.");
+ CUtils::PrintError("Hit CTRL+C now if you don't want to run ZNC as root.");
+ CUtils::PrintError("ZNC will start in 30 seconds.");
+ sleep(30);
+ }
+
+
if (bForeground) {
int iPid = getpid();
CUtils::PrintMessage("Staying open for debugging [pid: " + CString(iPid) + "]");

+ 28
- 0
net/znc/patches/002-Uclibcpp_build_fix.patch View File

@ -0,0 +1,28 @@
From fa14938321eda39f16bee6068296e6abc9df7b85 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski+openwrt@gmail.com>
Date: Wed, 6 Apr 2011 04:11:48 +0200
Subject: [PATCH] Add a uClibc++ build workaround
---
modules/webadmin.cpp | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
--- a/modules/webadmin.cpp
+++ b/modules/webadmin.cpp
@@ -20,6 +20,7 @@
#include <znc/IRCNetwork.h>
#include <znc/IRCSock.h>
+using std::string;
using std::stringstream;
using std::make_pair;
using std::set;
@@ -75,7 +76,7 @@ class CWebAdminMod : public CModule {
public:
MODCONSTRUCTOR(CWebAdminMod) {
VPair vParams;
- vParams.push_back(make_pair("user", ""));
+ vParams.push_back(make_pair((string)"user", (string)""));
AddSubPage(new CWebSubPage("settings", "Global Settings", CWebSubPage::F_ADMIN));
AddSubPage(new CWebSubPage("edituser", "Your Settings", vParams));
AddSubPage(new CWebSubPage("traffic", "Traffic Info", CWebSubPage::F_ADMIN));

+ 38
- 0
net/znc/patches/003-Reduce_rebuild_time.patch View File

@ -0,0 +1,38 @@
From 94aff4c3389111fc85054eb06b40bea26a216d0c Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski+openwrt@gmail.com>
Date: Sat, 16 Apr 2011 05:51:04 +0200
Subject: [PATCH] Don't rebuild everything when the Makefile's timestamp changed
---
Makefile.in | 2 +-
modules/Makefile.in | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
--- a/Makefile.in
+++ b/Makefile.in
@@ -104,7 +104,7 @@ clean:
distclean: clean
rm -rf $(DISTCLEAN)
-src/%.o: src/%.cpp Makefile
+src/%.o: src/%.cpp
@mkdir -p .depend src
$(E) Building core object $*...
$(Q)$(CXX) $(CXXFLAGS) -c -o $@ $< -MD -MF .depend/$*.dep -MT $@
--- a/modules/Makefile.in
+++ b/modules/Makefile.in
@@ -117,12 +117,12 @@ install_datadir:
clean:
rm -rf $(CLEAN)
-%.o: %.cpp Makefile
+%.o: %.cpp
@mkdir -p .depend
$(E) Building module $(notdir $(basename $@))...
$(Q)$(CXX) $(MODFLAGS) -c -o $@ $< $($(notdir $(basename $@))CXXFLAGS) -MD -MF .depend/$(notdir $@).dep
-%.so: %.o Makefile
+%.so: %.o
$(E) "Linking module" $(notdir $(basename $@))...
$(Q)$(CXX) $(MODFLAGS) $(LDFLAGS) $(MODLINK) -o $@ $< $($(notdir $(basename $@))LDFLAGS) $(LIBS)

+ 147
- 0
net/znc/patches/004-restore_droproot.patch View File

@ -0,0 +1,147 @@
--- /dev/null
+++ b/modules/droproot.cpp
@@ -0,0 +1,144 @@
+/*
+ * droproot.cpp
+ *
+ * Copyright (c) 2009 Vadtec (vadtec@vadtec.net)
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ * Copyright (C) 2004-2012 See the AUTHORS file for details.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <znc/znc.h>
+#include <znc/User.h>
+#include <pwd.h>
+#include <grp.h>
+
+class CDroproot : public CModule {
+
+public:
+ MODCONSTRUCTOR(CDroproot) {
+ }
+
+ virtual ~CDroproot() {
+ }
+
+ uid_t GetUser(const CString& sUser, CString& sMessage) {
+ uid_t ret = sUser.ToUInt();
+
+ if (ret != 0)
+ return ret;
+
+ struct passwd *pUser = getpwnam(sUser.c_str());
+
+ if (!pUser) {
+ sMessage = "User [" + sUser + "] not found!";
+ return 0;
+ }
+
+ return pUser->pw_uid;
+ }
+
+ gid_t GetGroup(const CString& sGroup, CString& sMessage) {
+ gid_t ret = sGroup.ToUInt();
+
+ if (ret != 0)
+ return ret;
+
+ struct group *pGroup = getgrnam(sGroup.c_str());
+
+ if (!pGroup) {
+ sMessage = "Group [" + sGroup + "] not found!";
+ return 0;
+ }
+
+ return pGroup->gr_gid;
+ }
+
+ virtual bool OnLoad(const CString& sArgs, CString& sMessage) {
+ CString sUser = sArgs.Token(0);
+ CString sGroup = sArgs.Token(1, true);
+
+ if (sUser.empty() || sGroup.empty()) {
+ sMessage = "Usage: LoadModule = Droproot <uid> <gid>";
+ return false;
+ }
+
+ m_user = GetUser(sUser, sMessage);
+
+ if (m_user == 0) {
+ sMessage
+ = "Error: Cannot run as root, check your config file | Useage: LoadModule = Droproot <uid> <gid>";
+ return false;
+ }
+
+ m_group = GetGroup(sGroup, sMessage);
+
+ if (m_group == 0) {
+ sMessage
+ = "Error: Cannot run as root, check your config file | Useage: LoadModule = Droproot <uid> <gid>";
+ return false;
+ }
+
+ return true;
+ }
+
+ virtual bool OnBoot() {
+ int u, eu, g, eg, sg;
+
+ if ((geteuid() == 0) || (getuid() == 0) || (getegid() == 0) || (getgid()
+ == 0)) {
+
+ CUtils::PrintAction("Dropping root permissions");
+
+ // Clear all the supplementary groups
+ sg = setgroups(0, NULL);
+
+ if (sg < 0) {
+ CUtils::PrintStatus(false,
+ "Could not remove supplementary groups! ["
+ + CString(strerror(errno)) + "]");
+
+ return false;
+ }
+
+ // Set the group (if we are root, this sets all three group IDs)
+ g = setgid(m_group);
+ eg = setegid(m_group);
+
+ if ((g < 0) || (eg < 0)) {
+ CUtils::PrintStatus(false, "Could not switch group id! ["
+ + CString(strerror(errno)) + "]");
+
+ return false;
+ }
+
+ // and set the user (if we are root, this sets all three user IDs)
+ u = setuid(m_user);
+ eu = seteuid(m_user);
+
+ if ((u < 0) || (eu < 0)) {
+ CUtils::PrintStatus(false, "Could not switch user id! ["
+ + CString(strerror(errno)) + "]");
+
+ return false;
+ }
+
+ CUtils::PrintStatus(true);
+
+ return true;
+ }
+
+ return true;
+ }
+
+protected:
+ uid_t m_user;
+ gid_t m_group;
+};
+
+GLOBALMODULEDEFS(CDroproot, "Allows ZNC to drop root privileges and run as an un-privileged user.")

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