[SOLVED] LCX Container and ftp

Gothic

New Member
Jul 17, 2016
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Hi how can i Fix the Kernel Problem with FTP in the LCX Container?
Look the Error from the Screen:

I have ask the Problem in the COS-WebPanel forum and they have say its the Kernel Problem. With the Offizell Kernel from CentOS work it. The same Problem have i on all LCX Container with another Linux Version.

969ce3b2b5704eceaa0996988c63b37e.png
 
A quick glance at the source shows it uses CAP_SYS_NICE which is not in a container's default capability set.
Either compile without capabilities or allow it by add the following to your /etc/pve/lxc/$vmid.conf:
Code:
# clear cap.drop
lxc.cap.drop:
# copy drop list from common.conf
lxc.cap.drop = mac_admin mac_override sys_time sys_module sys_rawio
# copy drop list from centos.common.conf with sys_nice removed
lxc.cap.drop = sys_pacct sys_rawio
 
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Now its Start the pureFTP but i have the next Problem:
pureFTP was Install from the CentOS WebPanel Installer.

FileZilla Log:
Code:
Status:    Connecting to 151.xx.xx.xx:21...
Status:    Connection established, waiting for welcome message...
Status:    Insecure server, it does not support FTP over TLS.
Status:    Logged in
Status:    Retrieving directory listing...
Command:    PWD
Response:    257 "/" is your current location
Command:    TYPE I
Response:    200 TYPE is now 8-bit binary
Command:    PASV
Response:    227 Entering Passive Mode (151,80,40,193,117,50)
Command:    MLSD
Error:    The data connection could not be established: ECONNREFUSED - Connection refused by server
Error:    Connection timed out after 20 seconds of inactivity
Error:    Failed to retrieve directory listing
Status:    Disconnected from server

PureFTP Config:
Code:
############################################################
#                                                          #
#         Configuration file for pure-ftpd wrappers  edit for the 10.000 Chars on this Forum      #
#                                                          #
############################################################


#
# /usr/sbin/pure-config.pl /etc/pure-ftpd/pure-ftpd.conf
#

ChrootEveryone              yes


# TrustedGID                    100

BrokenClientsCompatibility  no

MaxClientsNumber            50

Daemonize                   yes

MaxClientsPerIP             8

VerboseLog                  no

DisplayDotFiles             yes

AnonymousOnly               no

NoAnonymous                 no

SyslogFacility              ftp

# FortunesFile              /usr/share/fortune/zippy

DontResolve                 yes

MaxIdleTime                 15

# LDAPConfigFile                /etc/pure-ftpd/pureftpd-ldap.conf

# MySQLConfigFile               /etc/pure-ftpd/pureftpd-mysql.conf

# PGSQLConfigFile               /etc/pure-ftpd/pureftpd-pgsql.conf

PureDB /etc/pure-ftpd/pureftpd.pdb

# ExtAuth                       /var/run/ftpd.sock

PAMAuthentication             yes

# UnixAuthentication            yes

LimitRecursion              10000 8

AnonymousCanCreateDirs      no

MaxLoad                     4

PassivePortRange          30000 30002

ForcePassiveIP                151.xxx.xxx.xxx

# AnonymousRatio                1 10

# UserRatio                 1 10

AntiWarez                   yes

# IP address/port to listen to (default=all IP and port 21).

# Bind                      127.0.0.1,21

# Maximum bandwidth for anonymous users in KB/s

# AnonymousBandwidth            8

# Maximum bandwidth for *all* users (including anonymous) in KB/s
# Use AnonymousBandwidth *or* UserBandwidth, both makes no sense.

# UserBandwidth             8

# File creation mask. <umask for files>:<umask for dirs> .
# 177:077 if you feel paranoid.

Umask                       133:022

# Minimum UID for an authenticated user to log in.

MinUID                      500

# Do not use the /etc/ftpusers file to disable accounts. We're already
# using MinUID to block users with uid < 500

UseFtpUsers no

# Allow FXP transfers for authenticated users.

AllowUserFXP                no

# Allow anonymous FXP for anonymous and non-anonymous users.

AllowAnonymousFXP           no

ProhibitDotFilesWrite       no

# Prohibit *reading* of files beginning with a dot (.history, .ssh...)

ProhibitDotFilesRead        no

# Never overwrite files. When a file whose name already exist is uploaded,
# it get automatically renamed to file.1, file.2, file.3, ...

AutoRename                  no

# Disallow anonymous users to upload new files (no = upload is allowed)

AnonymousCantUpload         yes

#TrustedIP                  10.1.1.1

# If you want to add the PID to every logged line, uncomment the following
# line.

#LogPID                     yes

# Create an additional log file with transfers logged in a Apache-like format :
# fw.c9x.org - jedi [13/Dec/1975:19:36:39] "GET /ftp/linux.tar.bz2" 200 21809338
# This log file can then be processed by www traffic analyzers.

AltLog                     clf:/var/log/pureftpd.log

# Create an additional log file with transfers logged in a format optimized
# for statistic reports.

# AltLog                     stats:/var/log/pureftpd.log

# Create an additional log file with transfers logged in the standard W3C
# format (compatible with most commercial log analyzers)

# AltLog                     w3c:/var/log/pureftpd.log

# Disallow the CHMOD command. Users can't change perms of their files.

#NoChmod                     yes

# Allow users to resume and upload files, but *NOT* to delete them.

#KeepAllFiles                yes

# Automatically create home directories if they are missing

#CreateHomeDir               yes

# Enable virtual quotas. The first number is the max number of files.
# The second number is the max size of megabytes.
# So 1000:10 limits every user to 1000 files and 10 Mb.

#Quota                       1000:10

# If your pure-ftpd has been compiled with standalone support, you can change
# the location of the pid file. The default is /var/run/pure-ftpd.pid

#PIDFile                     /var/run/pure-ftpd.pid

# If your pure-ftpd has been compiled with pure-uploadscript support,
# this will make pure-ftpd write info about new uploads to
# /var/run/pure-ftpd.upload.pipe so pure-uploadscript can read it and
# spawn a script to handle the upload.
# Don't enable this option if you don't actually use pure-uploadscript.

#CallUploadScript yes

# This option is useful with servers where anonymous upload is
# allowed. As /var/ftp is in /var, it save some space and protect
# the log files. When the partition is more that X percent full,
# new uploads are disallowed.

MaxDiskUsage               99

# Set to 'yes' if you don't want your users to rename files.

#NoRename                  yes

# Be 'customer proof' : workaround against common customer mistakes like
# 'chmod 0 public_html', that are valid, but that could cause ignorant
# customers to lock their files, and then keep your technical support busy
# with silly issues. If you're sure all your users have some basic Unix
# knowledge, this feature is useless. If you're a hosting service, enable it.

CustomerProof              yes

# Per-user concurrency limits. It will only work if the FTP server has
# been compiled with --with-peruserlimits (and this is the case on
# most binary distributions) .
# The format is : <max sessions per user>:<max anonymous sessions>
# For instance, 3:20 means that the same authenticated user can have 3 active
# sessions max. And there are 20 anonymous sessions max.

# PerUserLimits            3:20

# When a file is uploaded and there is already a previous version of the file
# with the same name, the old file will neither get removed nor truncated.
# Upload will take place in a temporary file and once the upload is complete,
# the switch to the new version will be atomic. For instance, when a large PHP
# script is being uploaded, the web server will still serve the old version and
# immediatly switch to the new one as soon as the full file will have been
# transfered. This option is incompatible with virtual quotas.

# NoTruncate               yes

# This option can accept three values :
# 0 : disable SSL/TLS encryption layer (default).
# 1 : accept both traditional and encrypted sessions.
# 2 : refuse connections that don't use SSL/TLS security mechanisms,
#     including anonymous sessions.
# Do _not_ uncomment this blindly. Be sure that :
# 1) Your server has been compiled with SSL/TLS support (--with-tls),
# 2) A valid certificate is in place,
# 3) Only compatible clients will log in.

# TLS                      1

# List of ciphers that will be accepted for SSL/TLS connections
# Prefix with -S: in order to totally disable SSL but not TLS.

# TLSCipherSuite           HIGH:MEDIUM:+TLSv1:!SSLv2:+SSLv3

# Listen only to IPv4 addresses in standalone mode (ie. disable IPv6)
# By default, both IPv4 and IPv6 are enabled.

# IPV4Only                 yes

# Listen only to IPv6 addresses in standalone mode (ie. disable IPv4)
# By default, both IPv4 and IPv6 are enabled.

# IPV6Only                 yes

# UTF-8 support for file names (RFC 2640)
# Define charset of the server filesystem and optionnally the default charset
# for remote clients if they don't use UTF-8.
# Works only if pure-ftpd has been compiled with --with-rfc2640

# FileSystemCharset    big5
# ClientCharset        big5

Proxmox PREROUTING
Code:
iptables -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 21 -j DNAT --to 10.10.10.114:21        #NewWebServer
iptabels -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 30000 -j DNAT --to 10.10.10.114:30000
iptabels -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 30001 -j DNAT --to 10.10.10.114:30001
iptabels -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 30002 -j DNAT --to 10.10.10.114:30002
 
Ok now i can hit head on the table its solved........ my fail xD

Code:
iptables -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 69 -j DNAT --to 10.10.10.114:22             #NewWebServer
iptables -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 21 -j DNAT --to 10.10.10.114:21             #NewWebServer
iptables -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 30000 -j DNAT --to 10.10.10.114:30000
iptables -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 30001 -j DNAT --to 10.10.10.114:30001
iptables -t nat -A PREROUTING -p tcp  -d ${PUB_IP} --dport 30002 -j DNAT --to 10.10.10.114:30002

wrong comand hit head on the table