Re: [RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-05-21 Thread Steve Grubb 
On Thursday, May 17, 2018 5:41:02 PM EDT Richard Guy Briggs wrote:
> On 2018-05-17 17:09, Steve Grubb wrote:
> > On Fri, 16 Mar 2018 05:00:30 -0400
> > 
> > Richard Guy Briggs  wrote:
> > > Create a new audit record AUDIT_CONTAINER_INFO to document the
> > > container ID of a process if it is present.
> > 
> > As mentioned in a previous email, I think AUDIT_CONTAINER is more
> > suitable for the container record. One more comment below...
> > 
> > > Called from audit_log_exit(), syscalls are covered.
> > > 
> > > A sample raw event:
> > > type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257
> > > success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2
> > > ppid=606 pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> > > sgid=0 fsgid=0 tty=pts0 ses=3 comm="bash" exe="/usr/bin/bash"
> > > subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> > > key="tmpcontainerid" type=CWD msg=audit(1519924845.499:257):
> > > cwd="/root" type=PATH msg=audit(1519924845.499:257): item=0
> > > name="/tmp/" inode=13863 dev=00:27 mode=041777 ouid=0 ogid=0
> > > rdev=00:00 obj=system_u:object_r:tmp_t:s0 nametype= PARENT
> > > cap_fp= cap_fi= cap_fe=0 cap_fver=0
> > > type=PATH msg=audit(1519924845.499:257): item=1
> > > name="/tmp/tmpcontainerid" inode=17729 dev=00:27 mode=0100644 ouid=0
> > > ogid=0 rdev=00:00 obj=unconfined_u:object_r:user_tmp_t:s0
> > > nametype=CREATE cap_fp= cap_fi=
> > > cap_fe=0 cap_fver=0 type=PROCTITLE msg=audit(1519924845.499:257):
> > > proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F7
> > > 46D702F746D70636F6E7461696E65726964 type=CONTAINER_INFO
> > > msg=audit(1519924845.499:257): op=task
> > > contid=123458
> > > 
> > > See: https://github.com/linux-audit/audit-kernel/issues/32
> > > Signed-off-by: Richard Guy Briggs 
> > > ---
> > > 
> > >  include/linux/audit.h  |  5 +
> > >  include/uapi/linux/audit.h |  1 +
> > >  kernel/audit.c | 20 
> > >  kernel/auditsc.c   |  2 ++
> > >  4 files changed, 28 insertions(+)
> > > 
> > > diff --git a/include/linux/audit.h b/include/linux/audit.h
> > > index fe4ba3f..3acbe9d 100644
> > > --- a/include/linux/audit.h
> > > +++ b/include/linux/audit.h
> > > @@ -154,6 +154,8 @@ extern void
> > > audit_log_link_denied(const char *operation, extern int
> > > audit_log_task_context(struct audit_buffer *ab); extern void
> > > audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
> > > +extern int audit_log_container_info(struct task_struct *tsk,
> > > +  struct audit_context *context);
> > > 
> > >  extern int   audit_update_lsm_rules(void);
> > > 
> > > @@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct
> > > audit_buffer *ab) static inline void audit_log_task_info(struct
> > > audit_buffer *ab, struct task_struct *tsk)
> > > 
> > >  { }
> > > 
> > > +static inline int audit_log_container_info(struct task_struct *tsk,
> > > + struct audit_context
> > > *context); +{ }
> > > 
> > >  #define audit_enabled 0
> > >  #endif /* CONFIG_AUDIT */
> > > 
> > > diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> > > index 921a71f..e83ccbd 100644
> > > --- a/include/uapi/linux/audit.h
> > > +++ b/include/uapi/linux/audit.h
> > > @@ -115,6 +115,7 @@
> > > 
> > >  #define AUDIT_REPLACE1329/* Replace auditd
> > > 
> > > if this packet unanswerd */ #define AUDIT_KERN_MODULE
> > > 1330  /* Kernel Module events */ #define
> > > AUDIT_FANOTIFY1331/* Fanotify access decision
> > > */ +#define AUDIT_CONTAINER_INFO  1332/* Container ID
> > > information */ #define AUDIT_AVC  1400/* SE
> > > Linux avc denial or grant */ #define AUDIT_SELINUX_ERR
> > > 1401  /* Internal SE Linux Errors */ diff --git
> > > a/kernel/audit.c b/kernel/audit.c index 3f2f143..a12f21f 100644
> > > --- a/kernel/audit.c
> > > +++ b/kernel/audit.c
> > > @@ -2049,6 +2049,26 @@ void audit_log_session_info(struct
> > > audit_buffer *ab) audit_log_format(ab, " auid=%u ses=%u", auid,
> > > sessionid); }
> > > 
> > > +/*
> > > + * audit_log_container_info - report container info
> > > + * @tsk: task to be recorded
> > > + * @context: task or local context for record
> > > + */
> > > +int audit_log_container_info(struct task_struct *tsk, struct
> > > audit_context *context) +{
> > > + struct audit_buffer *ab;
> > > +
> > > + if (!audit_containerid_set(tsk))
> > > + return 0;
> > > + /* Generate AUDIT_CONTAINER_INFO with container ID */
> > > + ab = audit_log_start(context, GFP_KERNEL,
> > > AUDIT_CONTAINER_INFO);
> > > + if (!ab)
> > > + return -ENOMEM;
> > > + audit_log_format(ab, "contid=%llu",
> > > audit_get_containerid(tsk));
> > > + audit_log_end(ab);
> > > + return 0;
> > > +}
> > > +
> > > 
> > >  void

Re: [RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-05-21 Thread Steve Grubb 
On Thursday, May 17, 2018 5:41:02 PM EDT Richard Guy Briggs wrote:
> On 2018-05-17 17:09, Steve Grubb wrote:
> > On Fri, 16 Mar 2018 05:00:30 -0400
> > 
> > Richard Guy Briggs  wrote:
> > > Create a new audit record AUDIT_CONTAINER_INFO to document the
> > > container ID of a process if it is present.
> > 
> > As mentioned in a previous email, I think AUDIT_CONTAINER is more
> > suitable for the container record. One more comment below...
> > 
> > > Called from audit_log_exit(), syscalls are covered.
> > > 
> > > A sample raw event:
> > > type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257
> > > success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2
> > > ppid=606 pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> > > sgid=0 fsgid=0 tty=pts0 ses=3 comm="bash" exe="/usr/bin/bash"
> > > subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> > > key="tmpcontainerid" type=CWD msg=audit(1519924845.499:257):
> > > cwd="/root" type=PATH msg=audit(1519924845.499:257): item=0
> > > name="/tmp/" inode=13863 dev=00:27 mode=041777 ouid=0 ogid=0
> > > rdev=00:00 obj=system_u:object_r:tmp_t:s0 nametype= PARENT
> > > cap_fp= cap_fi= cap_fe=0 cap_fver=0
> > > type=PATH msg=audit(1519924845.499:257): item=1
> > > name="/tmp/tmpcontainerid" inode=17729 dev=00:27 mode=0100644 ouid=0
> > > ogid=0 rdev=00:00 obj=unconfined_u:object_r:user_tmp_t:s0
> > > nametype=CREATE cap_fp= cap_fi=
> > > cap_fe=0 cap_fver=0 type=PROCTITLE msg=audit(1519924845.499:257):
> > > proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F7
> > > 46D702F746D70636F6E7461696E65726964 type=CONTAINER_INFO
> > > msg=audit(1519924845.499:257): op=task
> > > contid=123458
> > > 
> > > See: https://github.com/linux-audit/audit-kernel/issues/32
> > > Signed-off-by: Richard Guy Briggs 
> > > ---
> > > 
> > >  include/linux/audit.h  |  5 +
> > >  include/uapi/linux/audit.h |  1 +
> > >  kernel/audit.c | 20 
> > >  kernel/auditsc.c   |  2 ++
> > >  4 files changed, 28 insertions(+)
> > > 
> > > diff --git a/include/linux/audit.h b/include/linux/audit.h
> > > index fe4ba3f..3acbe9d 100644
> > > --- a/include/linux/audit.h
> > > +++ b/include/linux/audit.h
> > > @@ -154,6 +154,8 @@ extern void
> > > audit_log_link_denied(const char *operation, extern int
> > > audit_log_task_context(struct audit_buffer *ab); extern void
> > > audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
> > > +extern int audit_log_container_info(struct task_struct *tsk,
> > > +  struct audit_context *context);
> > > 
> > >  extern int   audit_update_lsm_rules(void);
> > > 
> > > @@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct
> > > audit_buffer *ab) static inline void audit_log_task_info(struct
> > > audit_buffer *ab, struct task_struct *tsk)
> > > 
> > >  { }
> > > 
> > > +static inline int audit_log_container_info(struct task_struct *tsk,
> > > + struct audit_context
> > > *context); +{ }
> > > 
> > >  #define audit_enabled 0
> > >  #endif /* CONFIG_AUDIT */
> > > 
> > > diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> > > index 921a71f..e83ccbd 100644
> > > --- a/include/uapi/linux/audit.h
> > > +++ b/include/uapi/linux/audit.h
> > > @@ -115,6 +115,7 @@
> > > 
> > >  #define AUDIT_REPLACE1329/* Replace auditd
> > > 
> > > if this packet unanswerd */ #define AUDIT_KERN_MODULE
> > > 1330  /* Kernel Module events */ #define
> > > AUDIT_FANOTIFY1331/* Fanotify access decision
> > > */ +#define AUDIT_CONTAINER_INFO  1332/* Container ID
> > > information */ #define AUDIT_AVC  1400/* SE
> > > Linux avc denial or grant */ #define AUDIT_SELINUX_ERR
> > > 1401  /* Internal SE Linux Errors */ diff --git
> > > a/kernel/audit.c b/kernel/audit.c index 3f2f143..a12f21f 100644
> > > --- a/kernel/audit.c
> > > +++ b/kernel/audit.c
> > > @@ -2049,6 +2049,26 @@ void audit_log_session_info(struct
> > > audit_buffer *ab) audit_log_format(ab, " auid=%u ses=%u", auid,
> > > sessionid); }
> > > 
> > > +/*
> > > + * audit_log_container_info - report container info
> > > + * @tsk: task to be recorded
> > > + * @context: task or local context for record
> > > + */
> > > +int audit_log_container_info(struct task_struct *tsk, struct
> > > audit_context *context) +{
> > > + struct audit_buffer *ab;
> > > +
> > > + if (!audit_containerid_set(tsk))
> > > + return 0;
> > > + /* Generate AUDIT_CONTAINER_INFO with container ID */
> > > + ab = audit_log_start(context, GFP_KERNEL,
> > > AUDIT_CONTAINER_INFO);
> > > + if (!ab)
> > > + return -ENOMEM;
> > > + audit_log_format(ab, "contid=%llu",
> > > audit_get_containerid(tsk));
> > > + audit_log_end(ab);
> > > + return 0;
> > > +}
> > > +
> > > 
> > >  void audit_log_key(struct audit_buffer *ab,

Re: [RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-05-17 Thread Richard Guy Briggs 
On 2018-05-17 17:09, Steve Grubb wrote:
> On Fri, 16 Mar 2018 05:00:30 -0400
> Richard Guy Briggs  wrote:
> 
> > Create a new audit record AUDIT_CONTAINER_INFO to document the
> > container ID of a process if it is present.
> 
> As mentioned in a previous email, I think AUDIT_CONTAINER is more
> suitable for the container record. One more comment below...
> 
> > Called from audit_log_exit(), syscalls are covered.
> > 
> > A sample raw event:
> > type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257
> > success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2
> > ppid=606 pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> > sgid=0 fsgid=0 tty=pts0 ses=3 comm="bash" exe="/usr/bin/bash"
> > subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> > key="tmpcontainerid" type=CWD msg=audit(1519924845.499:257):
> > cwd="/root" type=PATH msg=audit(1519924845.499:257): item=0
> > name="/tmp/" inode=13863 dev=00:27 mode=041777 ouid=0 ogid=0
> > rdev=00:00 obj=system_u:object_r:tmp_t:s0 nametype= PARENT
> > cap_fp= cap_fi= cap_fe=0 cap_fver=0
> > type=PATH msg=audit(1519924845.499:257): item=1
> > name="/tmp/tmpcontainerid" inode=17729 dev=00:27 mode=0100644 ouid=0
> > ogid=0 rdev=00:00 obj=unconfined_u:object_r:user_tmp_t:s0
> > nametype=CREATE cap_fp= cap_fi=
> > cap_fe=0 cap_fver=0 type=PROCTITLE msg=audit(1519924845.499:257):
> > proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F746D702F746D70636F6E7461696E65726964
> > type=CONTAINER_INFO msg=audit(1519924845.499:257): op=task
> > contid=123458
> > 
> > See: https://github.com/linux-audit/audit-kernel/issues/32
> > Signed-off-by: Richard Guy Briggs 
> > ---
> >  include/linux/audit.h  |  5 +
> >  include/uapi/linux/audit.h |  1 +
> >  kernel/audit.c | 20 
> >  kernel/auditsc.c   |  2 ++
> >  4 files changed, 28 insertions(+)
> > 
> > diff --git a/include/linux/audit.h b/include/linux/audit.h
> > index fe4ba3f..3acbe9d 100644
> > --- a/include/linux/audit.h
> > +++ b/include/linux/audit.h
> > @@ -154,6 +154,8 @@ extern void
> > audit_log_link_denied(const char *operation, extern int
> > audit_log_task_context(struct audit_buffer *ab); extern void
> > audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
> > +extern int audit_log_container_info(struct task_struct *tsk,
> > +struct audit_context *context);
> >  
> >  extern int audit_update_lsm_rules(void);
> >  
> > @@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct
> > audit_buffer *ab) static inline void audit_log_task_info(struct
> > audit_buffer *ab, struct task_struct *tsk)
> >  { }
> > +static inline int audit_log_container_info(struct task_struct *tsk,
> > +   struct audit_context
> > *context); +{ }
> >  #define audit_enabled 0
> >  #endif /* CONFIG_AUDIT */
> >  
> > diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> > index 921a71f..e83ccbd 100644
> > --- a/include/uapi/linux/audit.h
> > +++ b/include/uapi/linux/audit.h
> > @@ -115,6 +115,7 @@
> >  #define AUDIT_REPLACE  1329/* Replace auditd
> > if this packet unanswerd */ #define AUDIT_KERN_MODULE
> > 1330/* Kernel Module events */ #define
> > AUDIT_FANOTIFY  1331/* Fanotify access decision
> > */ +#define AUDIT_CONTAINER_INFO1332/* Container ID
> > information */ #define AUDIT_AVC1400/* SE
> > Linux avc denial or grant */ #define AUDIT_SELINUX_ERR
> > 1401/* Internal SE Linux Errors */ diff --git
> > a/kernel/audit.c b/kernel/audit.c index 3f2f143..a12f21f 100644
> > --- a/kernel/audit.c
> > +++ b/kernel/audit.c
> > @@ -2049,6 +2049,26 @@ void audit_log_session_info(struct
> > audit_buffer *ab) audit_log_format(ab, " auid=%u ses=%u", auid,
> > sessionid); }
> >  
> > +/*
> > + * audit_log_container_info - report container info
> > + * @tsk: task to be recorded
> > + * @context: task or local context for record
> > + */
> > +int audit_log_container_info(struct task_struct *tsk, struct
> > audit_context *context) +{
> > +   struct audit_buffer *ab;
> > +
> > +   if (!audit_containerid_set(tsk))
> > +   return 0;
> > +   /* Generate AUDIT_CONTAINER_INFO with container ID */
> > +   ab = audit_log_start(context, GFP_KERNEL,
> > AUDIT_CONTAINER_INFO);
> > +   if (!ab)
> > +   return -ENOMEM;
> > +   audit_log_format(ab, "contid=%llu",
> > audit_get_containerid(tsk));
> > +   audit_log_end(ab);
> > +   return 0;
> > +}
> > +
> >  void audit_log_key(struct audit_buffer *ab, char *key)
> >  {
> > audit_log_format(ab, " key=");
> > diff --git a/kernel/auditsc.c b/kernel/auditsc.c
> > index a6b0a52..65be110 100644
> > --- a/kernel/auditsc.c
> > +++ b/kernel/auditsc.c
> > @@ -1453,6 +1453,8 @@ static void audit_log_exit(struct

Re: [RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-05-17 Thread Richard Guy Briggs 
On 2018-05-17 17:09, Steve Grubb wrote:
> On Fri, 16 Mar 2018 05:00:30 -0400
> Richard Guy Briggs  wrote:
> 
> > Create a new audit record AUDIT_CONTAINER_INFO to document the
> > container ID of a process if it is present.
> 
> As mentioned in a previous email, I think AUDIT_CONTAINER is more
> suitable for the container record. One more comment below...
> 
> > Called from audit_log_exit(), syscalls are covered.
> > 
> > A sample raw event:
> > type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257
> > success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2
> > ppid=606 pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> > sgid=0 fsgid=0 tty=pts0 ses=3 comm="bash" exe="/usr/bin/bash"
> > subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> > key="tmpcontainerid" type=CWD msg=audit(1519924845.499:257):
> > cwd="/root" type=PATH msg=audit(1519924845.499:257): item=0
> > name="/tmp/" inode=13863 dev=00:27 mode=041777 ouid=0 ogid=0
> > rdev=00:00 obj=system_u:object_r:tmp_t:s0 nametype= PARENT
> > cap_fp= cap_fi= cap_fe=0 cap_fver=0
> > type=PATH msg=audit(1519924845.499:257): item=1
> > name="/tmp/tmpcontainerid" inode=17729 dev=00:27 mode=0100644 ouid=0
> > ogid=0 rdev=00:00 obj=unconfined_u:object_r:user_tmp_t:s0
> > nametype=CREATE cap_fp= cap_fi=
> > cap_fe=0 cap_fver=0 type=PROCTITLE msg=audit(1519924845.499:257):
> > proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F746D702F746D70636F6E7461696E65726964
> > type=CONTAINER_INFO msg=audit(1519924845.499:257): op=task
> > contid=123458
> > 
> > See: https://github.com/linux-audit/audit-kernel/issues/32
> > Signed-off-by: Richard Guy Briggs 
> > ---
> >  include/linux/audit.h  |  5 +
> >  include/uapi/linux/audit.h |  1 +
> >  kernel/audit.c | 20 
> >  kernel/auditsc.c   |  2 ++
> >  4 files changed, 28 insertions(+)
> > 
> > diff --git a/include/linux/audit.h b/include/linux/audit.h
> > index fe4ba3f..3acbe9d 100644
> > --- a/include/linux/audit.h
> > +++ b/include/linux/audit.h
> > @@ -154,6 +154,8 @@ extern void
> > audit_log_link_denied(const char *operation, extern int
> > audit_log_task_context(struct audit_buffer *ab); extern void
> > audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
> > +extern int audit_log_container_info(struct task_struct *tsk,
> > +struct audit_context *context);
> >  
> >  extern int audit_update_lsm_rules(void);
> >  
> > @@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct
> > audit_buffer *ab) static inline void audit_log_task_info(struct
> > audit_buffer *ab, struct task_struct *tsk)
> >  { }
> > +static inline int audit_log_container_info(struct task_struct *tsk,
> > +   struct audit_context
> > *context); +{ }
> >  #define audit_enabled 0
> >  #endif /* CONFIG_AUDIT */
> >  
> > diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> > index 921a71f..e83ccbd 100644
> > --- a/include/uapi/linux/audit.h
> > +++ b/include/uapi/linux/audit.h
> > @@ -115,6 +115,7 @@
> >  #define AUDIT_REPLACE  1329/* Replace auditd
> > if this packet unanswerd */ #define AUDIT_KERN_MODULE
> > 1330/* Kernel Module events */ #define
> > AUDIT_FANOTIFY  1331/* Fanotify access decision
> > */ +#define AUDIT_CONTAINER_INFO1332/* Container ID
> > information */ #define AUDIT_AVC1400/* SE
> > Linux avc denial or grant */ #define AUDIT_SELINUX_ERR
> > 1401/* Internal SE Linux Errors */ diff --git
> > a/kernel/audit.c b/kernel/audit.c index 3f2f143..a12f21f 100644
> > --- a/kernel/audit.c
> > +++ b/kernel/audit.c
> > @@ -2049,6 +2049,26 @@ void audit_log_session_info(struct
> > audit_buffer *ab) audit_log_format(ab, " auid=%u ses=%u", auid,
> > sessionid); }
> >  
> > +/*
> > + * audit_log_container_info - report container info
> > + * @tsk: task to be recorded
> > + * @context: task or local context for record
> > + */
> > +int audit_log_container_info(struct task_struct *tsk, struct
> > audit_context *context) +{
> > +   struct audit_buffer *ab;
> > +
> > +   if (!audit_containerid_set(tsk))
> > +   return 0;
> > +   /* Generate AUDIT_CONTAINER_INFO with container ID */
> > +   ab = audit_log_start(context, GFP_KERNEL,
> > AUDIT_CONTAINER_INFO);
> > +   if (!ab)
> > +   return -ENOMEM;
> > +   audit_log_format(ab, "contid=%llu",
> > audit_get_containerid(tsk));
> > +   audit_log_end(ab);
> > +   return 0;
> > +}
> > +
> >  void audit_log_key(struct audit_buffer *ab, char *key)
> >  {
> > audit_log_format(ab, " key=");
> > diff --git a/kernel/auditsc.c b/kernel/auditsc.c
> > index a6b0a52..65be110 100644
> > --- a/kernel/auditsc.c
> > +++ b/kernel/auditsc.c
> > @@ -1453,6 +1453,8 @@ static void audit_log_exit(struct audit_context
> > *context, struct

Re: [RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-05-17 Thread Steve Grubb 
On Fri, 16 Mar 2018 05:00:30 -0400
Richard Guy Briggs  wrote:

> Create a new audit record AUDIT_CONTAINER_INFO to document the
> container ID of a process if it is present.

As mentioned in a previous email, I think AUDIT_CONTAINER is more
suitable for the container record. One more comment below...

> Called from audit_log_exit(), syscalls are covered.
> 
> A sample raw event:
> type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257
> success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2
> ppid=606 pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> sgid=0 fsgid=0 tty=pts0 ses=3 comm="bash" exe="/usr/bin/bash"
> subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> key="tmpcontainerid" type=CWD msg=audit(1519924845.499:257):
> cwd="/root" type=PATH msg=audit(1519924845.499:257): item=0
> name="/tmp/" inode=13863 dev=00:27 mode=041777 ouid=0 ogid=0
> rdev=00:00 obj=system_u:object_r:tmp_t:s0 nametype= PARENT
> cap_fp= cap_fi= cap_fe=0 cap_fver=0
> type=PATH msg=audit(1519924845.499:257): item=1
> name="/tmp/tmpcontainerid" inode=17729 dev=00:27 mode=0100644 ouid=0
> ogid=0 rdev=00:00 obj=unconfined_u:object_r:user_tmp_t:s0
> nametype=CREATE cap_fp= cap_fi=
> cap_fe=0 cap_fver=0 type=PROCTITLE msg=audit(1519924845.499:257):
> proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F746D702F746D70636F6E7461696E65726964
> type=CONTAINER_INFO msg=audit(1519924845.499:257): op=task
> contid=123458
> 
> See: https://github.com/linux-audit/audit-kernel/issues/32
> Signed-off-by: Richard Guy Briggs 
> ---
>  include/linux/audit.h  |  5 +
>  include/uapi/linux/audit.h |  1 +
>  kernel/audit.c | 20 
>  kernel/auditsc.c   |  2 ++
>  4 files changed, 28 insertions(+)
> 
> diff --git a/include/linux/audit.h b/include/linux/audit.h
> index fe4ba3f..3acbe9d 100644
> --- a/include/linux/audit.h
> +++ b/include/linux/audit.h
> @@ -154,6 +154,8 @@ extern void
> audit_log_link_denied(const char *operation, extern int
> audit_log_task_context(struct audit_buffer *ab); extern void
> audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
> +extern int audit_log_container_info(struct task_struct *tsk,
> +  struct audit_context *context);
>  
>  extern int   audit_update_lsm_rules(void);
>  
> @@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct
> audit_buffer *ab) static inline void audit_log_task_info(struct
> audit_buffer *ab, struct task_struct *tsk)
>  { }
> +static inline int audit_log_container_info(struct task_struct *tsk,
> + struct audit_context
> *context); +{ }
>  #define audit_enabled 0
>  #endif /* CONFIG_AUDIT */
>  
> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index 921a71f..e83ccbd 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -115,6 +115,7 @@
>  #define AUDIT_REPLACE1329/* Replace auditd
> if this packet unanswerd */ #define AUDIT_KERN_MODULE
> 1330  /* Kernel Module events */ #define
> AUDIT_FANOTIFY1331/* Fanotify access decision
> */ +#define AUDIT_CONTAINER_INFO  1332/* Container ID
> information */ #define AUDIT_AVC  1400/* SE
> Linux avc denial or grant */ #define AUDIT_SELINUX_ERR
> 1401  /* Internal SE Linux Errors */ diff --git
> a/kernel/audit.c b/kernel/audit.c index 3f2f143..a12f21f 100644
> --- a/kernel/audit.c
> +++ b/kernel/audit.c
> @@ -2049,6 +2049,26 @@ void audit_log_session_info(struct
> audit_buffer *ab) audit_log_format(ab, " auid=%u ses=%u", auid,
> sessionid); }
>  
> +/*
> + * audit_log_container_info - report container info
> + * @tsk: task to be recorded
> + * @context: task or local context for record
> + */
> +int audit_log_container_info(struct task_struct *tsk, struct
> audit_context *context) +{
> + struct audit_buffer *ab;
> +
> + if (!audit_containerid_set(tsk))
> + return 0;
> + /* Generate AUDIT_CONTAINER_INFO with container ID */
> + ab = audit_log_start(context, GFP_KERNEL,
> AUDIT_CONTAINER_INFO);
> + if (!ab)
> + return -ENOMEM;
> + audit_log_format(ab, "contid=%llu",
> audit_get_containerid(tsk));
> + audit_log_end(ab);
> + return 0;
> +}
> +
>  void audit_log_key(struct audit_buffer *ab, char *key)
>  {
>   audit_log_format(ab, " key=");
> diff --git a/kernel/auditsc.c b/kernel/auditsc.c
> index a6b0a52..65be110 100644
> --- a/kernel/auditsc.c
> +++ b/kernel/auditsc.c
> @@ -1453,6 +1453,8 @@ static void audit_log_exit(struct audit_context
> *context, struct task_struct *ts 
>   audit_log_proctitle(tsk, context);
>  
> + audit_log_container_info(tsk, context);

Would there be any problem moving audit_log_container_info before
audit_log_proctitle? There are some

Re: [RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-05-17 Thread Steve Grubb 
On Fri, 16 Mar 2018 05:00:30 -0400
Richard Guy Briggs  wrote:

> Create a new audit record AUDIT_CONTAINER_INFO to document the
> container ID of a process if it is present.

As mentioned in a previous email, I think AUDIT_CONTAINER is more
suitable for the container record. One more comment below...

> Called from audit_log_exit(), syscalls are covered.
> 
> A sample raw event:
> type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257
> success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2
> ppid=606 pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
> sgid=0 fsgid=0 tty=pts0 ses=3 comm="bash" exe="/usr/bin/bash"
> subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023
> key="tmpcontainerid" type=CWD msg=audit(1519924845.499:257):
> cwd="/root" type=PATH msg=audit(1519924845.499:257): item=0
> name="/tmp/" inode=13863 dev=00:27 mode=041777 ouid=0 ogid=0
> rdev=00:00 obj=system_u:object_r:tmp_t:s0 nametype= PARENT
> cap_fp= cap_fi= cap_fe=0 cap_fver=0
> type=PATH msg=audit(1519924845.499:257): item=1
> name="/tmp/tmpcontainerid" inode=17729 dev=00:27 mode=0100644 ouid=0
> ogid=0 rdev=00:00 obj=unconfined_u:object_r:user_tmp_t:s0
> nametype=CREATE cap_fp= cap_fi=
> cap_fe=0 cap_fver=0 type=PROCTITLE msg=audit(1519924845.499:257):
> proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F746D702F746D70636F6E7461696E65726964
> type=CONTAINER_INFO msg=audit(1519924845.499:257): op=task
> contid=123458
> 
> See: https://github.com/linux-audit/audit-kernel/issues/32
> Signed-off-by: Richard Guy Briggs 
> ---
>  include/linux/audit.h  |  5 +
>  include/uapi/linux/audit.h |  1 +
>  kernel/audit.c | 20 
>  kernel/auditsc.c   |  2 ++
>  4 files changed, 28 insertions(+)
> 
> diff --git a/include/linux/audit.h b/include/linux/audit.h
> index fe4ba3f..3acbe9d 100644
> --- a/include/linux/audit.h
> +++ b/include/linux/audit.h
> @@ -154,6 +154,8 @@ extern void
> audit_log_link_denied(const char *operation, extern int
> audit_log_task_context(struct audit_buffer *ab); extern void
> audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk);
> +extern int audit_log_container_info(struct task_struct *tsk,
> +  struct audit_context *context);
>  
>  extern int   audit_update_lsm_rules(void);
>  
> @@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct
> audit_buffer *ab) static inline void audit_log_task_info(struct
> audit_buffer *ab, struct task_struct *tsk)
>  { }
> +static inline int audit_log_container_info(struct task_struct *tsk,
> + struct audit_context
> *context); +{ }
>  #define audit_enabled 0
>  #endif /* CONFIG_AUDIT */
>  
> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index 921a71f..e83ccbd 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -115,6 +115,7 @@
>  #define AUDIT_REPLACE1329/* Replace auditd
> if this packet unanswerd */ #define AUDIT_KERN_MODULE
> 1330  /* Kernel Module events */ #define
> AUDIT_FANOTIFY1331/* Fanotify access decision
> */ +#define AUDIT_CONTAINER_INFO  1332/* Container ID
> information */ #define AUDIT_AVC  1400/* SE
> Linux avc denial or grant */ #define AUDIT_SELINUX_ERR
> 1401  /* Internal SE Linux Errors */ diff --git
> a/kernel/audit.c b/kernel/audit.c index 3f2f143..a12f21f 100644
> --- a/kernel/audit.c
> +++ b/kernel/audit.c
> @@ -2049,6 +2049,26 @@ void audit_log_session_info(struct
> audit_buffer *ab) audit_log_format(ab, " auid=%u ses=%u", auid,
> sessionid); }
>  
> +/*
> + * audit_log_container_info - report container info
> + * @tsk: task to be recorded
> + * @context: task or local context for record
> + */
> +int audit_log_container_info(struct task_struct *tsk, struct
> audit_context *context) +{
> + struct audit_buffer *ab;
> +
> + if (!audit_containerid_set(tsk))
> + return 0;
> + /* Generate AUDIT_CONTAINER_INFO with container ID */
> + ab = audit_log_start(context, GFP_KERNEL,
> AUDIT_CONTAINER_INFO);
> + if (!ab)
> + return -ENOMEM;
> + audit_log_format(ab, "contid=%llu",
> audit_get_containerid(tsk));
> + audit_log_end(ab);
> + return 0;
> +}
> +
>  void audit_log_key(struct audit_buffer *ab, char *key)
>  {
>   audit_log_format(ab, " key=");
> diff --git a/kernel/auditsc.c b/kernel/auditsc.c
> index a6b0a52..65be110 100644
> --- a/kernel/auditsc.c
> +++ b/kernel/auditsc.c
> @@ -1453,6 +1453,8 @@ static void audit_log_exit(struct audit_context
> *context, struct task_struct *ts 
>   audit_log_proctitle(tsk, context);
>  
> + audit_log_container_info(tsk, context);

Would there be any problem moving audit_log_container_info before
audit_log_proctitle? There are some assumptions that proctitle is the
last

[RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-03-16 Thread Richard Guy Briggs 
Create a new audit record AUDIT_CONTAINER_INFO to document the container
ID of a process if it is present.

Called from audit_log_exit(), syscalls are covered.

A sample raw event:
type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257 
success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2 ppid=606 
pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=pts0 
ses=3 comm="bash" exe="/usr/bin/bash" 
subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 key="tmpcontainerid"
type=CWD msg=audit(1519924845.499:257): cwd="/root"
type=PATH msg=audit(1519924845.499:257): item=0 name="/tmp/" inode=13863 
dev=00:27 mode=041777 ouid=0 ogid=0 rdev=00:00 obj=system_u:object_r:tmp_t:s0 
nametype= PARENT cap_fp= cap_fi= cap_fe=0 
cap_fver=0
type=PATH msg=audit(1519924845.499:257): item=1 name="/tmp/tmpcontainerid" 
inode=17729 dev=00:27 mode=0100644 ouid=0 ogid=0 rdev=00:00 
obj=unconfined_u:object_r:user_tmp_t:s0 nametype=CREATE cap_fp= 
cap_fi= cap_fe=0 cap_fver=0
type=PROCTITLE msg=audit(1519924845.499:257): 
proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F746D702F746D70636F6E7461696E65726964
type=CONTAINER_INFO msg=audit(1519924845.499:257): op=task contid=123458

See: https://github.com/linux-audit/audit-kernel/issues/32
Signed-off-by: Richard Guy Briggs 
---
 include/linux/audit.h  |  5 +
 include/uapi/linux/audit.h |  1 +
 kernel/audit.c | 20 
 kernel/auditsc.c   |  2 ++
 4 files changed, 28 insertions(+)

diff --git a/include/linux/audit.h b/include/linux/audit.h
index fe4ba3f..3acbe9d 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -154,6 +154,8 @@ extern void audit_log_link_denied(const char 
*operation,
 extern int audit_log_task_context(struct audit_buffer *ab);
 extern void audit_log_task_info(struct audit_buffer *ab,
struct task_struct *tsk);
+extern int audit_log_container_info(struct task_struct *tsk,
+struct audit_context *context);
 
 extern int audit_update_lsm_rules(void);
 
@@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct 
audit_buffer *ab)
 static inline void audit_log_task_info(struct audit_buffer *ab,
   struct task_struct *tsk)
 { }
+static inline int audit_log_container_info(struct task_struct *tsk,
+   struct audit_context *context);
+{ }
 #define audit_enabled 0
 #endif /* CONFIG_AUDIT */
 
diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index 921a71f..e83ccbd 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -115,6 +115,7 @@
 #define AUDIT_REPLACE  1329/* Replace auditd if this packet 
unanswerd */
 #define AUDIT_KERN_MODULE  1330/* Kernel Module events */
 #define AUDIT_FANOTIFY 1331/* Fanotify access decision */
+#define AUDIT_CONTAINER_INFO   1332/* Container ID information */
 
 #define AUDIT_AVC  1400/* SE Linux avc denial or grant */
 #define AUDIT_SELINUX_ERR  1401/* Internal SE Linux Errors */
diff --git a/kernel/audit.c b/kernel/audit.c
index 3f2f143..a12f21f 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -2049,6 +2049,26 @@ void audit_log_session_info(struct audit_buffer *ab)
audit_log_format(ab, " auid=%u ses=%u", auid, sessionid);
 }
 
+/*
+ * audit_log_container_info - report container info
+ * @tsk: task to be recorded
+ * @context: task or local context for record
+ */
+int audit_log_container_info(struct task_struct *tsk, struct audit_context 
*context)
+{
+   struct audit_buffer *ab;
+
+   if (!audit_containerid_set(tsk))
+   return 0;
+   /* Generate AUDIT_CONTAINER_INFO with container ID */
+   ab = audit_log_start(context, GFP_KERNEL, AUDIT_CONTAINER_INFO);
+   if (!ab)
+   return -ENOMEM;
+   audit_log_format(ab, "contid=%llu", audit_get_containerid(tsk));
+   audit_log_end(ab);
+   return 0;
+}
+
 void audit_log_key(struct audit_buffer *ab, char *key)
 {
audit_log_format(ab, " key=");
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index a6b0a52..65be110 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -1453,6 +1453,8 @@ static void audit_log_exit(struct audit_context *context, 
struct task_struct *ts
 
audit_log_proctitle(tsk, context);
 
+   audit_log_container_info(tsk, context);
+
/* Send end of event record to help user space know we are finished */
ab = audit_log_start(context, GFP_KERNEL, AUDIT_EOE);
if (ab)
-- 
1.8.3.1

[RFC PATCH ghak32 V2 03/13] audit: log container info of syscalls

2018-03-16 Thread Richard Guy Briggs 
Create a new audit record AUDIT_CONTAINER_INFO to document the container
ID of a process if it is present.

Called from audit_log_exit(), syscalls are covered.

A sample raw event:
type=SYSCALL msg=audit(1519924845.499:257): arch=c03e syscall=257 
success=yes exit=3 a0=ff9c a1=56374e1cef30 a2=241 a3=1b6 items=2 ppid=606 
pid=635 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=pts0 
ses=3 comm="bash" exe="/usr/bin/bash" 
subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 key="tmpcontainerid"
type=CWD msg=audit(1519924845.499:257): cwd="/root"
type=PATH msg=audit(1519924845.499:257): item=0 name="/tmp/" inode=13863 
dev=00:27 mode=041777 ouid=0 ogid=0 rdev=00:00 obj=system_u:object_r:tmp_t:s0 
nametype= PARENT cap_fp= cap_fi= cap_fe=0 
cap_fver=0
type=PATH msg=audit(1519924845.499:257): item=1 name="/tmp/tmpcontainerid" 
inode=17729 dev=00:27 mode=0100644 ouid=0 ogid=0 rdev=00:00 
obj=unconfined_u:object_r:user_tmp_t:s0 nametype=CREATE cap_fp= 
cap_fi= cap_fe=0 cap_fver=0
type=PROCTITLE msg=audit(1519924845.499:257): 
proctitle=62617368002D6300736C65657020313B206563686F2074657374203E202F746D702F746D70636F6E7461696E65726964
type=CONTAINER_INFO msg=audit(1519924845.499:257): op=task contid=123458

See: https://github.com/linux-audit/audit-kernel/issues/32
Signed-off-by: Richard Guy Briggs 
---
 include/linux/audit.h  |  5 +
 include/uapi/linux/audit.h |  1 +
 kernel/audit.c | 20 
 kernel/auditsc.c   |  2 ++
 4 files changed, 28 insertions(+)

diff --git a/include/linux/audit.h b/include/linux/audit.h
index fe4ba3f..3acbe9d 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -154,6 +154,8 @@ extern void audit_log_link_denied(const char 
*operation,
 extern int audit_log_task_context(struct audit_buffer *ab);
 extern void audit_log_task_info(struct audit_buffer *ab,
struct task_struct *tsk);
+extern int audit_log_container_info(struct task_struct *tsk,
+struct audit_context *context);
 
 extern int audit_update_lsm_rules(void);
 
@@ -205,6 +207,9 @@ static inline int audit_log_task_context(struct 
audit_buffer *ab)
 static inline void audit_log_task_info(struct audit_buffer *ab,
   struct task_struct *tsk)
 { }
+static inline int audit_log_container_info(struct task_struct *tsk,
+   struct audit_context *context);
+{ }
 #define audit_enabled 0
 #endif /* CONFIG_AUDIT */
 
diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index 921a71f..e83ccbd 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -115,6 +115,7 @@
 #define AUDIT_REPLACE  1329/* Replace auditd if this packet 
unanswerd */
 #define AUDIT_KERN_MODULE  1330/* Kernel Module events */
 #define AUDIT_FANOTIFY 1331/* Fanotify access decision */
+#define AUDIT_CONTAINER_INFO   1332/* Container ID information */
 
 #define AUDIT_AVC  1400/* SE Linux avc denial or grant */
 #define AUDIT_SELINUX_ERR  1401/* Internal SE Linux Errors */
diff --git a/kernel/audit.c b/kernel/audit.c
index 3f2f143..a12f21f 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -2049,6 +2049,26 @@ void audit_log_session_info(struct audit_buffer *ab)
audit_log_format(ab, " auid=%u ses=%u", auid, sessionid);
 }
 
+/*
+ * audit_log_container_info - report container info
+ * @tsk: task to be recorded
+ * @context: task or local context for record
+ */
+int audit_log_container_info(struct task_struct *tsk, struct audit_context 
*context)
+{
+   struct audit_buffer *ab;
+
+   if (!audit_containerid_set(tsk))
+   return 0;
+   /* Generate AUDIT_CONTAINER_INFO with container ID */
+   ab = audit_log_start(context, GFP_KERNEL, AUDIT_CONTAINER_INFO);
+   if (!ab)
+   return -ENOMEM;
+   audit_log_format(ab, "contid=%llu", audit_get_containerid(tsk));
+   audit_log_end(ab);
+   return 0;
+}
+
 void audit_log_key(struct audit_buffer *ab, char *key)
 {
audit_log_format(ab, " key=");
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index a6b0a52..65be110 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -1453,6 +1453,8 @@ static void audit_log_exit(struct audit_context *context, 
struct task_struct *ts
 
audit_log_proctitle(tsk, context);
 
+   audit_log_container_info(tsk, context);
+
/* Send end of event record to help user space know we are finished */
ab = audit_log_start(context, GFP_KERNEL, AUDIT_EOE);
if (ab)
-- 
1.8.3.1