[refpolicy] [PATCH] hadoop 1/10 -- unconfined
Christopher J. PeBenito
cpebenito at tresys.com
Mon Oct 4 13:18:05 CDT 2010
On 10/04/10 13:15, Paul Nuzzi wrote:
> On 10/01/2010 01:56 PM, Christopher J. PeBenito wrote:
>> On 10/01/10 11:17, Paul Nuzzi wrote:
>>> On 10/01/2010 08:02 AM, Dominick Grift wrote:
>>>> On Thu, Sep 30, 2010 at 03:39:40PM -0400, Paul Nuzzi wrote:
>>>>> I updated the patch based on recommendations from the mailing list.
>>>>> All of hadoop's services are included in one module instead of
>>>>> individual ones. Unconfined and sysadm roles are given access to
>>>>> hadoop and zookeeper client domain transitions. The services are started
>>>>> using run_init. Let me know what you think.
>>>>
>>>> Why do some hadoop domain need to manage generic tmp?
>>>>
>>>> files_manage_generic_tmp_dirs(zookeeper_t)
>>>> files_manage_generic_tmp_dirs(hadoop_t)
>>>> files_manage_generic_tmp_dirs(hadoop_$1_initrc_t)
>>>> files_manage_generic_tmp_files(hadoop_$1_initrc_t)
>>>> files_manage_generic_tmp_files(hadoop_$1_t)
>>>> files_manage_generic_tmp_dirs(hadoop_$1_t)
>>>
>>> This has to be done for Java JMX to work. All of the files are written to
>>> /tmp/hsperfdata_(hadoop/zookeeper). /tmp/hsperfdata_ is labeled tmp_t while
>>> all the files for each service are labeled with hadoop_*_tmp_t. The first service
>>> will end up owning the directory if it is not labeled tmp_t.
>>
>> The hsperfdata dir in /tmp certainly the bane of policy writers. Based on a quick look through the policy, it looks like the only dir they create in /tmp is this hsperfdata dir. I suggest you do something like
>>
>> files_tmp_filetrans(hadoop_t, hadoop_hsperfdata_t, dir)
>> files_tmp_filetrans(zookeeper_t, hadoop_hsperfdata_t, dir)
>>
>> filetrans_pattern(hadoop_t, hadoop_hsperfdata_t, hadoop_tmp_t, file)
>> filetrans_pattern(zookeeper_t, hadoop_hsperfdata_t, zookeeper_tmp_t, file)
>>
>
> That looks like a better way to handle the tmp_t problem.
>
> I changed the patch with your comments. Hopefully this will be one of the last updates.
> Tested on a CDH3 cluster as a module without any problems.
There are several little issues with style, but it'll be easier just to
fix them when its committed.
Other comments inline.
> diff --git a/policy/modules/kernel/corenetwork.te.in b/policy/modules/kernel/corenetwork.te.in
> index 2ecdde8..7a1b5de 100644
> --- a/policy/modules/kernel/corenetwork.te.in
> +++ b/policy/modules/kernel/corenetwork.te.in
> @@ -105,6 +105,7 @@ network_port(giftd, tcp,1213,s0)
> network_port(git, tcp,9418,s0, udp,9418,s0)
> network_port(gopher, tcp,70,s0, udp,70,s0)
> network_port(gpsd, tcp,2947,s0)
> +network_port(hadoop_namenode, tcp, 8020,s0)
It seems like it would be sufficient to call it "hadoop".
> network_port(hddtemp, tcp,7634,s0)
> network_port(howl, tcp,5335,s0, udp,5353,s0)
> network_port(hplip, tcp,1782,s0, tcp,2207,s0, tcp,2208,s0, tcp, 8290,s0, tcp,50000,s0, tcp,50002,s0, tcp,8292,s0, tcp,9100,s0, tcp,9101,s0, tcp,9102,s0, tcp,9220,s0, tcp,9221,s0, tcp,9222,s0, tcp,9280,s0, tcp,9281,s0, tcp,9282,s0, tcp,9290,s0, tcp,9291,s0, tcp,9292,s0)
> @@ -211,6 +212,9 @@ network_port(xdmcp, udp,177,s0, tcp,177,s0)
> network_port(xen, tcp,8002,s0)
> network_port(xfs, tcp,7100,s0)
> network_port(xserver, tcp,6000-6020,s0)
> +network_port(zookeeper_client, tcp, 2181,s0)
> +network_port(zookeeper_election, tcp, 3888,s0)
> +network_port(zookeeper_leader, tcp, 2888,s0)
> network_port(zebra, tcp,2600-2604,s0, tcp,2606,s0, udp,2600-2604,s0, udp,2606,s0)
> network_port(zope, tcp,8021,s0)
>
> diff --git a/policy/modules/roles/sysadm.te b/policy/modules/roles/sysadm.te
> index cad05ff..b46b28b 100644
> --- a/policy/modules/roles/sysadm.te
> +++ b/policy/modules/roles/sysadm.te
> @@ -152,6 +152,10 @@ optional_policy(`
> ')
>
> optional_policy(`
> + hadoop_run(sysadm_t, sysadm_r)
> +')
> +optional_policy(`
> # allow system administrator to use the ipsec script to look
> # at things (e.g., ipsec auto --status)
> # probably should create an ipsec_admin role for this kind of thing
> @@ -392,6 +396,10 @@ optional_policy(`
> yam_run(sysadm_t, sysadm_r)
> ')
>
> +optional_policy(`
> + zookeeper_run_client(sysadm_t, sysadm_r)
> +')
> +
> ifndef(`distro_redhat',`
> optional_policy(`
> auth_role(sysadm_r, sysadm_t)
> diff --git a/policy/modules/services/hadoop.fc b/policy/modules/services/hadoop.fc
> new file mode 100644
> index 0000000..15c61ed
> --- /dev/null
> +++ b/policy/modules/services/hadoop.fc
> @@ -0,0 +1,54 @@
> +/etc/hadoop.*(/.*)? gen_context(system_u:object_r:hadoop_etc_t,s0)
> +
> +/etc/rc\.d/init\.d/hadoop-(.*)?-datanode -- gen_context(system_u:object_r:hadoop_datanode_initrc_exec_t,s0)
> +/etc/rc\.d/init\.d/hadoop-(.*)?-jobtracker -- gen_context(system_u:object_r:hadoop_jobtracker_initrc_exec_t,s0)
> +/etc/rc\.d/init\.d/hadoop-(.*)?-namenode -- gen_context(system_u:object_r:hadoop_namenode_initrc_exec_t,s0)
> +/etc/rc\.d/init\.d/hadoop-(.*)?-secondarynamenode -- gen_context(system_u:object_r:hadoop_secondarynamenode_initrc_exec_t,s0)
> +/etc/rc\.d/init\.d/hadoop-(.*)?-tasktracker -- gen_context(system_u:object_r:hadoop_tasktracker_initrc_exec_t,s0)
> +/etc/rc\.d/init\.d/hadoop-zookeeper -- gen_context(system_u:object_r:zookeeper_server_initrc_exec_t,s0)
> +/etc/init\.d/hadoop-datanode -- gen_context(system_u:object_r:hadoop_datanode_initrc_exec_t,s0)
> +/etc/init\.d/hadoop-jobtracker -- gen_context(system_u:object_r:hadoop_jobtracker_initrc_exec_t,s0)
> +/etc/init\.d/hadoop-namenode -- gen_context(system_u:object_r:hadoop_namenode_initrc_exec_t,s0)
> +/etc/init\.d/hadoop-secondarynamenode -- gen_context(system_u:object_r:hadoop_secondarynamenode_initrc_exec_t,s0)
> +/etc/init\.d/hadoop-tasktracker -- gen_context(system_u:object_r:hadoop_tasktracker_initrc_exec_t,s0)
> +/etc/init\.d/zookeeper -- gen_context(system_u:object_r:zookeeper_server_initrc_exec_t,s0)
> +
> +/etc/zookeeper(/.*)? gen_context(system_u:object_r:zookeeper_etc_t,s0)
> +/etc/zookeeper\.dist(/.*)? gen_context(system_u:object_r:zookeeper_etc_t,s0)
> +
> +/usr/lib/hadoop(.*)?/bin/hadoop -- gen_context(system_u:object_r:hadoop_exec_t,s0)
> +
> +/usr/bin/zookeeper-client -- gen_context(system_u:object_r:zookeeper_exec_t,s0)
> +/usr/bin/zookeeper-server -- gen_context(system_u:object_r:zookeeper_server_exec_t,s0)
> +
> +/var/zookeeper(/.*)? gen_context(system_u:object_r:zookeeper_server_var_t,s0)
> +/var/lib/zookeeper(/.*)? gen_context(system_u:object_r:zookeeper_server_var_t,s0)
> +
> +/var/lib/hadoop(.*)? gen_context(system_u:object_r:hadoop_var_lib_t,s0)
> +/var/lib/hadoop(.*)?/cache/hadoop/dfs/data(/.*)? gen_context(system_u:object_r:hadoop_datanode_var_lib_t,s0)
> +/var/lib/hadoop(.*)?/cache/hadoop/dfs/name(/.*)? gen_context(system_u:object_r:hadoop_namenode_var_lib_t,s0)
> +/var/lib/hadoop(.*)?/cache/hadoop/dfs/namesecondary(/.*)? gen_context(system_u:object_r:hadoop_secondarynamenode_var_lib_t,s0)
> +/var/lib/hadoop(.*)?/cache/hadoop/mapred/local/jobTracker(/.*)? gen_context(system_u:object_r:hadoop_jobtracker_var_lib_t,s0)
> +/var/lib/hadoop(.*)?/cache/hadoop/mapred/local/taskTracker(/.*)? gen_context(system_u:object_r:hadoop_tasktracker_var_lib_t,s0)
> +
> +/var/lock/subsys/hadoop-datanode -- gen_context(system_u:object_r:hadoop_datanode_lock_t,s0)
> +/var/lock/subsys/hadoop-namenode -- gen_context(system_u:object_r:hadoop_namenode_lock_t,s0)
> +/var/lock/subsys/hadoop-jobtracker -- gen_context(system_u:object_r:hadoop_jobtracker_lock_t,s0)
> +/var/lock/subsys/hadoop-tasktracker -- gen_context(system_u:object_r:hadoop_tasktracker_lock_t,s0)
> +/var/lock/subsys/hadoop-secondarynamenode -- gen_context(system_u:object_r:hadoop_secondarynamenode_lock_t,s0)
> +
> +/var/log/hadoop(.*)? gen_context(system_u:object_r:hadoop_log_t,s0)
> +/var/log/hadoop(.*)?/hadoop-hadoop-datanode-(.*)? gen_context(system_u:object_r:hadoop_datanode_log_t,s0)
> +/var/log/hadoop(.*)?/hadoop-hadoop-jobtracker-(.*)? gen_context(system_u:object_r:hadoop_jobtracker_log_t,s0)
> +/var/log/hadoop(.*)?/hadoop-hadoop-namenode-(.*)? gen_context(system_u:object_r:hadoop_namenode_log_t,s0)
> +/var/log/hadoop(.*)?/hadoop-hadoop-secondarynamenode-(.*)? gen_context(system_u:object_r:hadoop_secondarynamenode_log_t,s0)
> +/var/log/hadoop(.*)?/hadoop-hadoop-tasktracker-(.*)? gen_context(system_u:object_r:hadoop_tasktracker_log_t,s0)
> +/var/log/hadoop(.*)?/history(/.*)? gen_context(system_u:object_r:hadoop_jobtracker_log_t,s0)
> +/var/log/zookeeper(/.*)? gen_context(system_u:object_r:zookeeper_log_t,s0)
> +
> +/var/run/hadoop(.*)? -d gen_context(system_u:object_r:hadoop_var_run_t,s0)
> +/var/run/hadoop(.*)?/hadoop-hadoop-datanode.pid -- gen_context(system_u:object_r:hadoop_datanode_initrc_var_run_t,s0)
> +/var/run/hadoop(.*)?/hadoop-hadoop-namenode.pid -- gen_context(system_u:object_r:hadoop_namenode_initrc_var_run_t,s0)
> +/var/run/hadoop(.*)?/hadoop-hadoop-jobtracker.pid -- gen_context(system_u:object_r:hadoop_jobtracker_initrc_var_run_t,s0)
> +/var/run/hadoop(.*)?/hadoop-hadoop-tasktracker.pid -- gen_context(system_u:object_r:hadoop_tasktracker_initrc_var_run_t,s0)
> +/var/run/hadoop(.*)?/hadoop-hadoop-secondarynamenode.pid -- gen_context(system_u:object_r:hadoop_secondarynamenode_initrc_var_run_t,s0)
Missing some escaping on the periods: \.pid
> diff --git a/policy/modules/services/hadoop.if b/policy/modules/services/hadoop.if
> new file mode 100644
> index 0000000..33108a3
> --- /dev/null
> +++ b/policy/modules/services/hadoop.if
> @@ -0,0 +1,358 @@
> +##<summary>Software for reliable, scalable, distributed computing.</summary>
> +
> +#######################################
> +##<summary>
> +## The template to define a hadoop domain.
> +##</summary>
> +##<param name="domain_prefix">
> +## <summary>
> +## Domain prefix to be used.
> +## </summary>
> +##</param>
> +#
> +template(`hadoop_domain_template',`
> + gen_require(`
> + attribute hadoop_domain;
> + type hadoop_log_t, hadoop_var_lib_t, hadoop_var_run_t;
> + type hadoop_exec_t, hadoop_hsperfdata_t;
> + ')
> +
> + ########################################
> + #
> + # Shared declarations.
> + #
> +
> + type hadoop_$1_t, hadoop_domain;
> + domain_type(hadoop_$1_t)
> + domain_entry_file(hadoop_$1_t, hadoop_exec_t)
> +
> + type hadoop_$1_initrc_t;
> + type hadoop_$1_initrc_exec_t;
> + init_script_domain(hadoop_$1_initrc_t, hadoop_$1_initrc_exec_t)
> +
> + role system_r types { hadoop_$1_initrc_t hadoop_$1_t };
> +
> + type hadoop_$1_lock_t;
> + files_lock_file(hadoop_$1_lock_t)
> + files_lock_filetrans(hadoop_$1_initrc_t, hadoop_$1_lock_t, file)
> +
> + type hadoop_$1_log_t;
> + logging_log_file(hadoop_$1_log_t)
> + filetrans_pattern(hadoop_$1_initrc_t, hadoop_log_t, hadoop_$1_log_t, {dir file})
> + filetrans_pattern(hadoop_$1_t, hadoop_log_t, hadoop_$1_log_t, {dir file})
> +
> + type hadoop_$1_var_lib_t;
> + files_type(hadoop_$1_var_lib_t)
> + filetrans_pattern(hadoop_$1_t, hadoop_var_lib_t, hadoop_$1_var_lib_t, file)
> +
> + type hadoop_$1_initrc_var_run_t;
> + files_pid_file(hadoop_$1_initrc_var_run_t)
> + filetrans_pattern(hadoop_$1_initrc_t, hadoop_var_run_t, hadoop_$1_initrc_var_run_t, file)
> +
> + type hadoop_$1_tmp_t;
> + files_tmp_file(hadoop_$1_tmp_t)
> + files_tmp_filetrans(hadoop_$1_t, hadoop_hsperfdata_t, dir)
> + filetrans_pattern(hadoop_$1_t, hadoop_hsperfdata_t, hadoop_$1_tmp_t, file)
> +
> + ####################################
> + #
> + # Shared hadoop_$1 initrc policy.
> + #
> +
> + allow hadoop_$1_initrc_t hadoop_$1_t:process { signal signull };
> + allow hadoop_$1_initrc_t self:capability { setuid setgid };
> + allow hadoop_$1_initrc_t self:fifo_file rw_fifo_file_perms;
> + allow hadoop_$1_initrc_t self:process setsched;
> +
> + consoletype_exec(hadoop_$1_initrc_t)
> + corecmd_exec_bin(hadoop_$1_initrc_t)
> + corecmd_exec_shell(hadoop_$1_initrc_t)
> +
> + domtrans_pattern(hadoop_$1_initrc_t, hadoop_exec_t, hadoop_$1_t)
> + dontaudit hadoop_$1_initrc_t self:capability sys_tty_config;
> +
> + files_read_etc_files(hadoop_$1_initrc_t)
> + files_read_usr_files(hadoop_$1_initrc_t)
> + files_search_pids(hadoop_$1_initrc_t)
> + files_search_locks(hadoop_$1_initrc_t)
> + fs_getattr_xattr_fs(hadoop_$1_initrc_t)
> +
> + hadoop_exec_config_files(hadoop_$1_initrc_t)
> +
> + init_rw_utmp(hadoop_$1_initrc_t)
> + init_use_script_ptys(hadoop_$1_initrc_t)
> +
> + kernel_read_kernel_sysctls(hadoop_$1_initrc_t)
> + kernel_read_sysctl(hadoop_$1_initrc_t)
> + kernel_read_system_state(hadoop_$1_initrc_t)
> +
> + logging_send_syslog_msg(hadoop_$1_initrc_t)
> + logging_send_audit_msgs(hadoop_$1_initrc_t)
> + logging_search_logs(hadoop_$1_initrc_t)
> +
> + manage_files_pattern(hadoop_$1_initrc_t, hadoop_$1_lock_t, hadoop_$1_lock_t)
> + manage_files_pattern(hadoop_$1_initrc_t, hadoop_$1_initrc_var_run_t, hadoop_$1_initrc_var_run_t)
> + manage_files_pattern(hadoop_$1_initrc_t, hadoop_$1_log_t, hadoop_$1_log_t)
> + manage_dirs_pattern(hadoop_$1_initrc_t, hadoop_var_run_t, hadoop_var_run_t)
> + manage_files_pattern(hadoop_$1_initrc_t, hadoop_var_run_t, hadoop_var_run_t)
> +
> + miscfiles_read_localization(hadoop_$1_initrc_t)
> +
> + optional_policy(`
> + nscd_socket_use(hadoop_$1_initrc_t)
> + ')
> +
> + term_use_generic_ptys(hadoop_$1_initrc_t)
> +
> + userdom_dontaudit_search_user_home_dirs(hadoop_$1_initrc_t)
> +
> + # This can be removed on anything post-el5
> + libs_use_ld_so(hadoop_$1_initrc_t)
> + libs_use_shared_libs(hadoop_$1_initrc_t)
Upstream handles shared libs appropriately, so this should be removed.
There are other instances of this in the patch that can be removed too.
> + ####################################
> + #
> + # Shared hadoop_$1 policy.
> + #
> +
> + allow hadoop_$1_t hadoop_domain:process signull;
> + allow hadoop_$1_t self:fifo_file rw_fifo_file_perms;
> + allow hadoop_$1_t self:process execmem;
> + allow hadoop_$1_t hadoop_var_run_t:dir getattr;
> +
> + corecmd_exec_bin(hadoop_$1_t)
> + corecmd_exec_shell(hadoop_$1_t)
> +
> + dev_read_rand(hadoop_$1_t)
> + dev_read_urand(hadoop_$1_t)
> + dev_read_sysfs(hadoop_$1_t)
> + dontaudit hadoop_$1_t self:netlink_route_socket rw_netlink_socket_perms;
> +
> + files_read_etc_files(hadoop_$1_t)
> + files_search_pids(hadoop_$1_t)
> + files_search_var_lib(hadoop_$1_t)
> +
> + hadoop_exec_config_files(hadoop_$1_t)
> +
> + java_exec(hadoop_$1_t)
> +
> + kernel_read_network_state(hadoop_$1_t)
> + kernel_read_system_state(hadoop_$1_t)
> +
> + logging_search_logs(hadoop_$1_t)
> +
> + manage_dirs_pattern(hadoop_$1_t, hadoop_$1_var_lib_t, hadoop_$1_var_lib_t)
> + manage_dirs_pattern(hadoop_$1_t, hadoop_hsperfdata_t, hadoop_hsperfdata_t)
> + manage_files_pattern(hadoop_$1_t, hadoop_$1_log_t, hadoop_$1_log_t)
> + manage_files_pattern(hadoop_$1_t, hadoop_$1_var_lib_t, hadoop_$1_var_lib_t)
> + manage_files_pattern(hadoop_$1_t, hadoop_$1_tmp_t, hadoop_$1_tmp_t)
> + miscfiles_read_localization(hadoop_$1_t)
> +
> + optional_policy(`
> + nscd_socket_use(hadoop_$1_t)
> + ')
> +
> + sysnet_read_config(hadoop_$1_t)
> +
> + allow hadoop_$1_t self:tcp_socket create_stream_socket_perms;
> + corenet_all_recvfrom_unlabeled(hadoop_$1_t)
> + corenet_all_recvfrom_netlabel(hadoop_$1_t)
> + corenet_tcp_bind_all_nodes(hadoop_$1_t)
> + corenet_tcp_sendrecv_generic_if(hadoop_$1_t)
> + corenet_tcp_sendrecv_generic_node(hadoop_$1_t)
> + corenet_tcp_sendrecv_all_ports(hadoop_$1_t)
> + corenet_tcp_connect_generic_port(hadoop_$1_t)
This looks questionable. The port it connects to can't be identified?
> +
> + allow hadoop_$1_t self:udp_socket create_socket_perms;
> + corenet_udp_sendrecv_generic_if(hadoop_$1_t)
> + corenet_udp_sendrecv_all_nodes(hadoop_$1_t)
> + corenet_udp_bind_all_nodes(hadoop_$1_t)
> +
> + # This can be removed on anything post-el5
> + libs_use_ld_so(hadoop_$1_t)
> + libs_use_shared_libs(hadoop_$1_t)
> +')
> +
> +########################################
> +##<summary>
> +## Execute hadoop in the
> +## hadoop domain.
> +##</summary>
> +##<param name="domain">
> +## <summary>
> +## Domain allowed to transition.
> +## </summary>
> +##</param>
> +#
> +interface(`hadoop_domtrans',`
> + gen_require(`
> + type hadoop_t, hadoop_exec_t;
> + ')
> +
> + files_search_usr($1)
> + libs_search_lib($1)
> + domtrans_pattern($1, hadoop_exec_t, hadoop_t)
> +')
> +
> +########################################
> +##<summary>
> +## Execute hadoop in the hadoop domain,
> +## and allow the specified role the
> +## hadoop domain.
> +##</summary>
> +##<param name="domain">
> +## <summary>
> +## Domain allowed to transition.
> +## </summary>
> +##</param>
> +##<param name="role">
> +## <summary>
> +## Role allowed access.
> +## </summary>
> +##</param>
> +##<rolecap/>
> +#
> +interface(`hadoop_run',`
> + gen_require(`
> + type hadoop_t;
> + ')
> +
> + hadoop_domtrans($1)
> + role $2 types hadoop_t;
> +
> + allow $1 hadoop_t:process { ptrace signal_perms };
> + ps_process_pattern($1, hadoop_t)
> +')
> +
> +########################################
> +##<summary>
> +## Execute zookeeper client in the
> +## zookeeper client domain.
> +##</summary>
> +##<param name="domain">
> +## <summary>
> +## Domain allowed to transition.
> +## </summary>
> +##</param>
> +#
> +interface(`zookeeper_domtrans_client',`
The convention is to have the interface name first. So this should be
something like hadoop_domtrans_zookeper_client.
> + gen_require(`
> + type zookeeper_t, zookeeper_exec_t;
> + ')
> +
> + corecmd_search_bin($1)
> + files_search_usr($1)
> + domtrans_pattern($1, zookeeper_exec_t, zookeeper_t)
> +')
> +
> +########################################
> +##<summary>
> +## Execute zookeeper server in the
> +## zookeeper server domain.
> +##</summary>
> +##<param name="domain">
> +## <summary>
> +## Domain allowed to transition.
> +## </summary>
> +##</param>
> +#
> +interface(`zookeeper_domtrans_server',`
> + gen_require(`
> + type zookeeper_server_t, zookeeper_server_exec_t;
> + ')
> +
> + corecmd_search_bin($1)
> + files_search_usr($1)
> + domtrans_pattern($1, zookeeper_server_exec_t, zookeeper_server_t)
> +')
> +
> +########################################
> +##<summary>
> +## Execute zookeeper server in the
> +## zookeeper domain.
> +##</summary>
> +##<param name="domain">
> +## <summary>
> +## Domain allowed to transition.
> +## </summary>
> +##</param>
> +#
> +interface(`zookeeper_initrc_domtrans_server',`
> + gen_require(`
> + type zookeeper_server_initrc_exec_t;
> + ')
> +
> + init_labeled_script_domtrans($1, zookeeper_server_initrc_exec_t)
> +')
> +
> +########################################
> +##<summary>
> +## Execute zookeeper client in the
> +## zookeeper client domain, and allow the
> +## specified role the zookeeper client domain.
> +##</summary>
> +##<param name="domain">
> +## <summary>
> +## Domain allowed to transition.
> +## </summary>
> +##</param>
> +##<param name="role">
> +## <summary>
> +## Role allowed access.
> +## </summary>
> +##</param>
> +##<rolecap/>
> +#
> +interface(`zookeeper_run_client',`
> + gen_require(`
> + type zookeeper_t;
> + ')
> +
> + zookeeper_domtrans_client($1)
> + role $2 types zookeeper_t;
> +
> + allow $1 zookeeper_t:process { ptrace signal_perms };
> + ps_process_pattern($1, zookeeper_t)
> +')
> +
> +########################################
> +##<summary>
> +## Give permission to a domain to read
> +## hadoop_etc_t
> +##</summary>
> +##<param name="domain">
> +##<summary>
> +## Domain needing read permission
> +##</summary>
> +##</param>
> +#
> +interface(`hadoop_read_config_files', `
> + gen_require(`
> + type hadoop_etc_t;
> + ')
> +
> + allow $1 hadoop_etc_t:dir search_dir_perms;
> + allow $1 hadoop_etc_t:lnk_file { read getattr };
> + allow $1 hadoop_etc_t:file read_file_perms;
> +')
> +
> +########################################
> +##<summary>
> +## Give permission to a domain to
> +## execute hadoop_etc_t
> +##</summary>
> +##<param name="domain">
> +##<summary>
> +## Domain needing read and execute
> +## permission
> +##</summary>
> +##</param>
> +#
> +interface(`hadoop_exec_config_files', `
> + gen_require(`
> + type hadoop_etc_t;
> + ')
> +
> + hadoop_read_config_files($1)
> + allow $1 hadoop_etc_t:file { execute execute_no_trans};
> +')
> diff --git a/policy/modules/services/hadoop.te b/policy/modules/services/hadoop.te
> new file mode 100644
> index 0000000..519aebb
> --- /dev/null
> +++ b/policy/modules/services/hadoop.te
> @@ -0,0 +1,380 @@
> +policy_module(hadoop, 1.0.0)
> +
> +########################################
> +#
> +# Hadoop declarations.
> +#
> +
> +attribute hadoop_domain;
> +
> +type hadoop_t;
> +type hadoop_exec_t;
> +application_domain(hadoop_t, hadoop_exec_t)
> +ubac_constrained(hadoop_t)
> +
> +type hadoop_etc_t;
> +files_config_file(hadoop_etc_t)
> +
> +type hadoop_var_lib_t;
> +files_type(hadoop_var_lib_t)
> +
> +type hadoop_log_t;
> +logging_log_file(hadoop_log_t)
> +
> +type hadoop_var_run_t;
> +files_pid_file(hadoop_var_run_t)
> +
> +type hadoop_tmp_t;
> +files_tmp_file(hadoop_tmp_t)
> +ubac_constrained(hadoop_tmp_t)
> +
> +type hadoop_hsperfdata_t;
> +files_tmp_file(hadoop_hsperfdata_t)
> +ubac_constrained(hadoop_hsperfdata_t)
> +
> +hadoop_domain_template(datanode)
> +hadoop_domain_template(jobtracker)
> +hadoop_domain_template(namenode)
> +hadoop_domain_template(secondarynamenode)
> +hadoop_domain_template(tasktracker)
> +
> +########################################
> +#
> +# Hadoop zookeeper client declarations.
> +#
> +
> +type zookeeper_t;
> +type zookeeper_exec_t;
> +application_domain(zookeeper_t, zookeeper_exec_t)
> +ubac_constrained(zookeeper_t)
> +
> +type zookeeper_etc_t;
> +files_config_file(zookeeper_etc_t)
> +
> +type zookeeper_log_t;
> +logging_log_file(zookeeper_log_t)
> +
> +type zookeeper_tmp_t;
> +files_tmp_file(zookeeper_tmp_t)
> +ubac_constrained(zookeeper_tmp_t)
> +
> +########################################
> +#
> +# Hadoop zookeeper server declarations.
> +#
> +
> +type zookeeper_server_t;
> +type zookeeper_server_exec_t;
> +init_daemon_domain(zookeeper_server_t, zookeeper_server_exec_t)
> +
> +type zookeeper_server_initrc_exec_t;
> +init_script_file(zookeeper_server_initrc_exec_t)
> +
> +type zookeeper_server_var_t;
> +files_type(zookeeper_server_var_t)
> +
> +# This will need a file context specification.
> +type zookeeper_server_var_run_t;
> +files_pid_file(zookeeper_server_var_run_t)
> +
> +type zookeeper_server_tmp_t;
> +files_tmp_file(zookeeper_server_tmp_t)
> +
> +########################################
> +#
> +# Hadoop policy.
> +#
> +
> +allow hadoop_t self:capability sys_resource;
> +allow hadoop_t self:process { getsched setsched signal signull setrlimit execmem };
> +allow hadoop_t self:fifo_file rw_fifo_file_perms;
> +allow hadoop_t self:key write;
> +allow hadoop_t self:tcp_socket create_stream_socket_perms;
> +allow hadoop_t self:udp_socket create_socket_perms;
> +allow hadoop_t hadoop_domain:process signull;
> +
> +dontaudit hadoop_t self:netlink_route_socket rw_netlink_socket_perms;
> +
> +read_files_pattern(hadoop_t, hadoop_etc_t, hadoop_etc_t)
> +read_lnk_files_pattern(hadoop_t, hadoop_etc_t, hadoop_etc_t)
> +can_exec(hadoop_t, hadoop_etc_t)
> +
> +manage_dirs_pattern(hadoop_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +manage_dirs_pattern(hadoop_t, hadoop_log_t, hadoop_log_t)
> +manage_dirs_pattern(hadoop_t, hadoop_tmp_t, hadoop_tmp_t)
> +manage_dirs_pattern(hadoop_t, hadoop_hsperfdata_t, hadoop_hsperfdata_t)
> +manage_files_pattern(hadoop_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +manage_files_pattern(hadoop_t, hadoop_tmp_t, hadoop_tmp_t)
> +
> +getattr_dirs_pattern(hadoop_t, hadoop_var_run_t, hadoop_var_run_t)
> +
> +files_tmp_filetrans(hadoop_t, hadoop_hsperfdata_t, dir)
> +filetrans_pattern(hadoop_t, hadoop_hsperfdata_t, hadoop_tmp_t, file)
> +
> +kernel_read_network_state(hadoop_t)
> +kernel_read_system_state(hadoop_t)
> +
> +corecmd_exec_bin(hadoop_t)
> +corecmd_exec_shell(hadoop_t)
> +
> +corenet_all_recvfrom_unlabeled(hadoop_t)
> +corenet_all_recvfrom_netlabel(hadoop_t)
> +corenet_sendrecv_hadoop_namenode_client_packets(hadoop_t)
> +corenet_sendrecv_portmap_client_packets(hadoop_t)
> +corenet_sendrecv_zope_client_packets(hadoop_t)
> +corenet_tcp_bind_all_nodes(hadoop_t)
> +corenet_tcp_connect_hadoop_namenode_port(hadoop_t)
> +corenet_tcp_connect_portmap_port(hadoop_t)
> +corenet_tcp_connect_zope_port(hadoop_t)
> +corenet_tcp_sendrecv_all_nodes(hadoop_t)
> +corenet_tcp_sendrecv_all_ports(hadoop_t)
> +corenet_tcp_sendrecv_generic_if(hadoop_t)
> +corenet_tcp_connect_generic_port(hadoop_t)
This port can't be identified?
> +corenet_udp_bind_all_nodes(hadoop_t)
> +corenet_udp_sendrecv_all_nodes(hadoop_t)
> +corenet_udp_sendrecv_all_ports(hadoop_t)
> +corenet_udp_sendrecv_generic_if(hadoop_t)
> +
> +dev_read_rand(hadoop_t)
> +dev_read_sysfs(hadoop_t)
> +dev_read_urand(hadoop_t)
> +
> +files_dontaudit_search_spool(hadoop_t)
> +files_read_usr_files(hadoop_t)
> +files_read_all_files(hadoop_t)
> +
> +fs_getattr_xattr_fs(hadoop_t)
> +
> +java_exec(hadoop_t)
> +
> +# This can be removed on anything post-el5
> +libs_use_ld_so(hadoop_t)
> +libs_use_shared_libs(hadoop_t)
> +
> +miscfiles_read_localization(hadoop_t)
> +
> +userdom_dontaudit_search_user_home_dirs(hadoop_t)
> +userdom_use_user_terminals(hadoop_t)
> +
> +optional_policy(`
> + nis_use_ypbind(hadoop_t)
> +')
> +
> +optional_policy(`
> + nscd_socket_use(hadoop_t)
> +')
> +
> +########################################
> +#
> +# Hadoop datanode policy.
> +#
> +
> +allow hadoop_datanode_t self:process signal;
> +corenet_tcp_connect_hadoop_namenode_port(hadoop_datanode_t)
> +fs_getattr_xattr_fs(hadoop_datanode_t)
> +manage_dirs_pattern(hadoop_datanode_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +
> +########################################
> +#
> +# Hadoop jobtracker policy.
> +#
> +
> +corenet_tcp_bind_zope_port(hadoop_jobtracker_t)
> +corenet_tcp_connect_hadoop_namenode_port(hadoop_jobtracker_t)
> +create_dirs_pattern(hadoop_jobtracker_t, hadoop_jobtracker_log_t, hadoop_jobtracker_log_t)
> +manage_dirs_pattern(hadoop_jobtracker_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +setattr_dirs_pattern(hadoop_jobtracker_t, hadoop_jobtracker_log_t, hadoop_jobtracker_log_t)
> +
> +########################################
> +#
> +# Hadoop namenode policy.
> +#
> +
> +corenet_tcp_bind_hadoop_namenode_port(hadoop_namenode_t)
> +corenet_tcp_connect_hadoop_namenode_port(hadoop_namenode_t)
> +manage_dirs_pattern(hadoop_namenode_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +manage_files_pattern(hadoop_namenode_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +
> +########################################
> +#
> +# Hadoop secondary namenode policy.
> +#
> +
> +corenet_tcp_connect_hadoop_namenode_port(hadoop_secondarynamenode_t)
> +manage_dirs_pattern(hadoop_secondarynamenode_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +
> +########################################
> +#
> +# Hadoop tasktracker policy.
> +#
> +
> +allow hadoop_tasktracker_t self:process signal;
> +
> +corenet_tcp_connect_zope_port(hadoop_tasktracker_t)
> +corenet_tcp_connect_hadoop_namenode_port(hadoop_tasktracker_t)
> +
> +filetrans_pattern(hadoop_tasktracker_t, hadoop_log_t, hadoop_tasktracker_log_t, dir)
> +fs_getattr_xattr_fs(hadoop_tasktracker_t)
> +fs_associate(hadoop_tasktracker_t)
> +
> +manage_dirs_pattern(hadoop_tasktracker_t, hadoop_var_lib_t, hadoop_var_lib_t)
> +manage_dirs_pattern(hadoop_tasktracker_t, hadoop_tasktracker_log_t, hadoop_tasktracker_log_t);
> +
> +########################################
> +#
> +# Hadoop zookeeper client policy.
> +#
> +
> +allow zookeeper_t self:process { getsched sigkill signal signull execmem };
> +allow zookeeper_t self:fifo_file rw_fifo_file_perms;
> +allow zookeeper_t self:tcp_socket create_stream_socket_perms;
> +allow zookeeper_t self:udp_socket create_socket_perms;
> +allow zookeeper_t zookeeper_server_t:process signull;
> +
> +read_files_pattern(zookeeper_t, zookeeper_etc_t, zookeeper_etc_t)
> +read_lnk_files_pattern(zookeeper_t, zookeeper_etc_t, zookeeper_etc_t)
> +
> +setattr_dirs_pattern(zookeeper_t, zookeeper_log_t, zookeeper_log_t)
> +append_files_pattern(zookeeper_t, zookeeper_log_t, zookeeper_log_t)
> +create_files_pattern(zookeeper_t, zookeeper_log_t, zookeeper_log_t)
> +read_files_pattern(zookeeper_t, zookeeper_log_t, zookeeper_log_t)
> +setattr_files_pattern(zookeeper_t, zookeeper_log_t, zookeeper_log_t)
> +logging_log_filetrans(zookeeper_t, zookeeper_log_t, file)
> +
> +manage_dirs_pattern(zookeeper_t, hadoop_hsperfdata_t, hadoop_hsperfdata_t)
> +manage_files_pattern(zookeeper_t, zookeeper_tmp_t, zookeeper_tmp_t)
> +files_tmp_filetrans(zookeeper_t, hadoop_hsperfdata_t, dir)
> +filetrans_pattern(zookeeper_t, hadoop_hsperfdata_t, zookeeper_tmp_t, file)
> +
> +can_exec(zookeeper_t, zookeeper_exec_t)
> +
> +kernel_read_network_state(zookeeper_t)
> +kernel_read_system_state(zookeeper_t)
> +
> +corecmd_exec_bin(zookeeper_t)
> +corecmd_exec_shell(zookeeper_t)
> +
> +dontaudit zookeeper_t self:netlink_route_socket rw_netlink_socket_perms;
> +
> +corenet_all_recvfrom_unlabeled(zookeeper_t)
> +corenet_all_recvfrom_netlabel(zookeeper_t)
> +corenet_sendrecv_zookeeper_client_client_packets(zookeeper_t)
> +corenet_tcp_bind_all_nodes(zookeeper_t)
> +corenet_tcp_connect_zookeeper_client_port(zookeeper_t)
> +corenet_tcp_sendrecv_all_nodes(zookeeper_t)
> +corenet_tcp_sendrecv_all_ports(zookeeper_t)
> +corenet_tcp_sendrecv_generic_if(zookeeper_t)
> +corenet_tcp_connect_generic_port(zookeeper_t)
Another port to lock down if possible. Please recheck the port usage
across the board.
> +corenet_udp_bind_all_nodes(zookeeper_t)
> +corenet_udp_sendrecv_all_nodes(zookeeper_t)
> +corenet_udp_sendrecv_all_ports(zookeeper_t)
> +corenet_udp_sendrecv_generic_if(zookeeper_t)
> +
> +dev_read_rand(zookeeper_t)
> +dev_read_sysfs(zookeeper_t)
> +dev_read_urand(zookeeper_t)
> +
> +files_read_etc_files(zookeeper_t)
> +files_read_usr_files(zookeeper_t)
> +
> +# This can be removed on anything post-el5
> +libs_use_ld_so(zookeeper_t)
> +libs_use_shared_libs(zookeeper_t)
> +
> +miscfiles_read_localization(zookeeper_t)
> +
> +sysnet_read_config(zookeeper_t)
> +
> +userdom_dontaudit_search_user_home_dirs(zookeeper_t)
> +userdom_use_user_terminals(zookeeper_t)
> +
> +java_exec(zookeeper_t)
> +
> +optional_policy(`
> + nscd_socket_use(zookeeper_t)
> +')
> +
> +########################################
> +#
> +# Hadoop zookeeper server policy.
> +#
> +
> +allow zookeeper_server_t self:capability kill;
> +allow zookeeper_server_t self:process { execmem getsched sigkill signal signull };
> +allow zookeeper_server_t self:fifo_file rw_fifo_file_perms;
> +allow zookeeper_server_t self:netlink_route_socket rw_netlink_socket_perms;
> +allow zookeeper_server_t self:tcp_socket create_stream_socket_perms;
> +allow zookeeper_server_t self:udp_socket create_socket_perms;
> +
> +read_files_pattern(zookeeper_server_t, zookeeper_etc_t, zookeeper_etc_t)
> +read_lnk_files_pattern(zookeeper_server_t, zookeeper_etc_t, zookeeper_etc_t)
> +
> +manage_dirs_pattern(zookeeper_server_t, zookeeper_server_var_t, zookeeper_server_var_t)
> +manage_files_pattern(zookeeper_server_t, zookeeper_server_var_t, zookeeper_server_var_t)
> +files_var_lib_filetrans(zookeeper_server_t, zookeeper_server_var_t, { dir file })
> +
> +setattr_dirs_pattern(zookeeper_server_t, zookeeper_log_t, zookeeper_log_t)
> +append_files_pattern(zookeeper_server_t, zookeeper_log_t, zookeeper_log_t)
> +create_files_pattern(zookeeper_server_t, zookeeper_log_t, zookeeper_log_t)
> +read_files_pattern(zookeeper_server_t, zookeeper_log_t, zookeeper_log_t)
> +setattr_files_pattern(zookeeper_server_t, zookeeper_log_t, zookeeper_log_t)
> +logging_log_filetrans(zookeeper_server_t, zookeeper_log_t, file)
> +
> +manage_files_pattern(zookeeper_server_t, zookeeper_server_var_run_t, zookeeper_server_var_run_t)
> +files_pid_filetrans(zookeeper_server_t, zookeeper_server_var_run_t, file)
> +
> +manage_dirs_pattern(zookeeper_server_t, hadoop_hsperfdata_t, hadoop_hsperfdata_t)
> +manage_files_pattern(zookeeper_server_t, zookeeper_server_tmp_t, zookeeper_server_tmp_t)
> +files_tmp_filetrans(zookeeper_server_t, hadoop_hsperfdata_t, dir)
> +filetrans_pattern(zookeeper_server_t, hadoop_hsperfdata_t, zookeeper_server_tmp_t, file)
> +
> +can_exec(zookeeper_server_t, zookeeper_server_exec_t)
> +
> +kernel_read_network_state(zookeeper_server_t)
> +kernel_read_system_state(zookeeper_server_t)
> +
> +corecmd_exec_bin(zookeeper_server_t)
> +corecmd_exec_shell(zookeeper_server_t)
> +
> +corenet_all_recvfrom_unlabeled(zookeeper_server_t)
> +corenet_all_recvfrom_netlabel(zookeeper_server_t)
> +corenet_sendrecv_zookeeper_election_client_packets(zookeeper_server_t)
> +corenet_sendrecv_zookeeper_leader_client_packets(zookeeper_server_t)
> +corenet_sendrecv_zookeeper_client_server_packets(zookeeper_server_t)
> +corenet_sendrecv_zookeeper_election_server_packets(zookeeper_server_t)
> +corenet_sendrecv_zookeeper_leader_server_packets(zookeeper_server_t)
> +corenet_tcp_bind_all_nodes(zookeeper_server_t)
> +corenet_tcp_bind_zookeeper_client_port(zookeeper_server_t)
> +corenet_tcp_bind_zookeeper_election_port(zookeeper_server_t)
> +corenet_tcp_bind_zookeeper_leader_port(zookeeper_server_t)
> +corenet_tcp_connect_zookeeper_election_port(zookeeper_server_t)
> +corenet_tcp_connect_zookeeper_leader_port(zookeeper_server_t)
> +corenet_tcp_sendrecv_generic_if(zookeeper_server_t)
> +corenet_tcp_sendrecv_generic_node(zookeeper_server_t)
> +corenet_tcp_sendrecv_all_ports(zookeeper_server_t)
> +corenet_tcp_connect_generic_port(zookeeper_server_t)
> +corenet_udp_sendrecv_generic_if(zookeeper_server_t)
> +corenet_udp_sendrecv_all_nodes(zookeeper_server_t)
> +corenet_udp_sendrecv_all_ports(zookeeper_server_t)
> +corenet_udp_bind_all_nodes(zookeeper_server_t)
> +
> +dev_read_rand(zookeeper_server_t)
> +dev_read_sysfs(zookeeper_server_t)
> +dev_read_urand(zookeeper_server_t)
> +
> +files_read_etc_files(zookeeper_server_t)
> +files_read_usr_files(zookeeper_server_t)
> +
> +fs_getattr_xattr_fs(zookeeper_server_t)
> +
> +# This can be removed on anything post-el5
> +libs_use_ld_so(zookeeper_server_t)
> +libs_use_shared_libs(zookeeper_server_t)
> +
> +logging_send_syslog_msg(zookeeper_server_t)
> +
> +miscfiles_read_localization(zookeeper_server_t)
> +
> +sysnet_read_config(zookeeper_server_t)
> +
> +java_exec(zookeeper_server_t)
> diff --git a/policy/modules/system/unconfined.te b/policy/modules/system/unconfined.te
> index f976344..ac27264 100644
> --- a/policy/modules/system/unconfined.te
> +++ b/policy/modules/system/unconfined.te
> @@ -118,6 +118,10 @@ optional_policy(`
> ')
>
> optional_policy(`
> + hadoop_run(unconfined_t, unconfined_r)
> +')
> +
> +optional_policy(`
> inn_domtrans(unconfined_t)
> ')
>
> @@ -210,6 +214,10 @@ optional_policy(`
> xserver_domtrans(unconfined_t)
> ')
>
> +optional_policy(`
> + zookeeper_run_client(unconfined_t, unconfined_r)
> +')
> +
> ########################################
> #
> # Unconfined Execmem Local policy
--
Chris PeBenito
Tresys Technology, LLC
www.tresys.com | oss.tresys.com
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