selinux-policy/refpolicy/policy/modules/services/ftp.if

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## <summary>File transfer protocol service</summary>
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#######################################
## <summary>
## The per user domain template for the ftp module.
## </summary>
## <desc>
## <p>
## This template allows ftpd to manage files in
## a user home directory, creating files with the
## correct type.
## </p>
## <p>
## This template is invoked automatically for each user, and
## generally does not need to be invoked directly
## by policy writers.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
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## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
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## </param>
#
template(`ftp_per_userdomain_template',`
tunable_policy(`ftpd_is_daemon',`
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userdom_manage_user_home_content_files($1,ftpd_t)
userdom_manage_user_home_content_symlinks($1,ftpd_t)
userdom_manage_user_home_content_sockets($1,ftpd_t)
userdom_manage_user_home_content_pipes($1,ftpd_t)
userdom_user_home_dir_filetrans_user_home_content($1,ftpd_t,{ dir file lnk_file sock_file fifo_file })
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')
')
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########################################
## <summary>
## Use ftp by connecting over TCP.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
interface(`ftp_tcp_connect',`
gen_require(`
type ftpd_t;
')
allow $1 ftpd_t:tcp_socket { connectto recvfrom };
allow ftpd_t $1:tcp_socket { acceptfrom recvfrom };
kernel_tcp_recvfrom($1)
')
########################################
## <summary>
## Read ftpd etc files
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
interface(`ftp_read_config',`
gen_require(`
type ftpd_etc_t;
')
files_search_etc($1)
allow $1 ftpd_etc_t:file { getattr read };
')
########################################
## <summary>
## Execute FTP daemon entry point programs.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
interface(`ftp_check_exec',`
gen_require(`
type ftpd_exec_t;
')
corecmd_search_sbin($1)
allow $1 ftpd_exec_t:file x_file_perms;
')
########################################
## <summary>
## Read FTP transfer logs
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
interface(`ftp_read_log',`
gen_require(`
type xferlog_t;
')
logging_search_logs($1)
allow $1 xferlog_t:file r_file_perms;
')