Re: [V2] xfsprogs: xfs_quota allow user or group names beginning with digits

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Is there any specific reason why quota_proj_type() is not changed ?

On Mon, 2013-04-22 at 08:31 -0500, rjohnston@xxxxxxx wrote:
> plain text document attachment
> (V2-xfsprogs-xfs_quota-allow-user-or-group-names-beginning-with-digits.patch)
> xfs_quota does not properly parse users or groups that begin with a number.
> Only call atoi when user or group consists of digits only.
> 
> Signed-off-by: Rich Johnston <rjohnston@xxxxxxx>
> Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> 
> ---
> V2:
> 	Change 'i=0' to 'i = 0' (sandeen suggestion) 
> 	Use bool instead of boolean_t (dchinner suggestion)
> 
> include/input.h |    1 +
>  libxcmd/input.c |   12 ++++++++++++
>  quota/quota.c   |    4 ++--
>  quota/quota.h   |    1 +
>  4 files changed, 16 insertions(+), 2 deletions(-)
> 
> Index: xfsprogs/include/input.h
> ===================================================================
> --- xfsprogs.orig/include/input.h	2013-03-22 14:22:09.000000000 -0500
> +++ xfsprogs/include/input.h	2013-04-22 08:10:56.000000000 -0500
> @@ -22,6 +22,7 @@
>  #include <grp.h>
>  #include <sys/types.h>
>  #include <xfs/project.h>
> +#include <stdbool.h>
> 
>  extern char	**breakline(char *input, int *count);
>  extern void	doneline(char *input, char **vec);
> @@ -46,6 +47,7 @@
>  extern uid_t	uid_from_string(char *user);
>  extern gid_t	gid_from_string(char *group);
>  extern prid_t	prid_from_string(char *project);
> +extern bool	isdigits_only(const char *str);
> 
>  #define HAVE_FTW_H 1	/* TODO: configure me */
> 
> Index: xfsprogs/libxcmd/input.c
> ===================================================================
> --- xfsprogs.orig/libxcmd/input.c	2013-03-22 14:22:09.000000000 -0500
> +++ xfsprogs/libxcmd/input.c	2013-04-22 08:07:01.000000000 -0500
> @@ -19,6 +19,7 @@
>  #include <xfs/xfs.h>
>  #include <xfs/input.h>
>  #include <ctype.h>
> +#include <stdbool.h>
> 
>  #if defined(ENABLE_READLINE)
>  # include <readline/history.h>
> @@ -398,6 +399,18 @@
>  	return -1;
>  }
> 
> +bool isdigits_only(
> +	const char *str)
> +{
> +	int i;
> +
> +	for (i = 0; i < strlen(str); i++) {
> +		if (!isdigit(str[i]))
> +			return false;
> +	}
> +	return true;
> +}
> +
>  #define HAVE_FTW_H 1	/* TODO: configure me */
> 
>  #ifndef HAVE_FTW_H
> Index: xfsprogs/quota/quota.c
> ===================================================================
> --- xfsprogs.orig/quota/quota.c	2013-03-22 14:22:09.000000000 -0500
> +++ xfsprogs/quota/quota.c	2013-04-22 07:20:52.000000000 -0500
> @@ -224,7 +224,7 @@
>  	uid_t		id;
> 
>  	if (name) {
> -		if (isdigit(name[0])) {
> +		if (isdigits_only(name)) {
>  			id = atoi(name);
>  			name = getusername(id, flags & NO_LOOKUP_FLAG);
>  		} else if ((u = getpwnam(name))) {
> @@ -273,7 +273,7 @@
>  	int		i, ngroups, dofree = 0;
> 
>  	if (name) {
> -		if (isdigit(name[0])) {
> +		if (isdigits_only(name)) {
>  			gid = atoi(name);
>  			name = getgroupname(gid, flags & NO_LOOKUP_FLAG);
>  		} else {
> Index: xfsprogs/quota/quota.h
> ===================================================================
> --- xfsprogs.orig/quota/quota.h	2013-03-22 14:22:09.000000000 -0500
> +++ xfsprogs/quota/quota.h	2013-04-22 08:12:26.000000000 -0500
> @@ -19,6 +19,7 @@
>  #include <xfs/xqm.h>
>  #include <xfs/path.h>
>  #include <xfs/project.h>
> +#include <stdbool.h>
> 
>  /*
>   * Different forms of XFS quota
> @@ -80,4 +81,5 @@
>  extern char *uid_to_name(__uint32_t __uid);
>  extern char *gid_to_name(__uint32_t __gid);
>  extern char *prid_to_name(__uint32_t __prid);
> +extern bool isdigits_only(const char *);
> 
> 
> 
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> xfs mailing list
> xfs@xxxxxxxxxxx
> http://oss.sgi.com/mailman/listinfo/xfs
> 


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