New option -setfacl_list
This commit is contained in:
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beac765f7b
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493f208c14
@ -2,7 +2,7 @@
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.\" First parameter, NAME, should be all caps
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.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
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.\" other parameters are allowed: see man(7), man(1)
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.TH XORRISO 1 "Jan 25, 2008"
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.TH XORRISO 1 "Jan 28, 2008"
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.\" Please adjust this date whenever revising the manpage.
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.\"
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.\" Some roff macros, for reference:
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@ -938,17 +938,17 @@ existing ACLs.
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If acl_text is empty, or contains the text "clear" or the text
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"--remove-all", then the existing ACLs will be removed and no new ones will be
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attached. Any other content of acl_text will be interpreted as a list of
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ACL entries. It may be in the long format as put out by -getfacl but may also
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be abbreviated as follows:
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ACL entries. It may be in the long multi-line format as put out by -getfacl
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but may also be abbreviated as follows:
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.br
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ACL entries are separated by comma or newline. If an entry is empty text or
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begins with "#" then it will be gracefully ignored. A valid entry has to begin
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begins with "#" then it will be ignored. A valid entry has to begin
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by a letter out of {ugom} for "user", "group", "other", "mask". It has to
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contain two colons ":". A non-empty text between those two gives a user id
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resp. group id. After the second ":" there may be letters out of {rwx-}.
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Letter "-" is ignored. The other three give read, write resp.
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execute permission.
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Letter "X" or any other letters are not supported. Examples:
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contain two colons ":". A non-empty text between those ":" gives a user id
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resp. group id. After the second ":" there may be letters out of {rwx- #}.
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The first three give read, write resp. execute permission.
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Letters "-", " " and TAB are ignored. "#" causes the rest of the entry to
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be ignored. Letter "X" or any other letters are not supported. Examples:
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.br
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g:toolies:rw,u:lisa:rw,u:1001:rw,u::wr,g::r,o::r,m::rw
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.br
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@ -956,11 +956,21 @@ Letter "X" or any other letters are not supported. Examples:
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.br
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A valid entry may be prefixed by "d", some following characters and ":".
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This indicates that the entry goes to the "default" ACL rather than to the
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"access" ACL.
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"access" ACL. Example:
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.br
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u::rwx,g::rx,o::,d:u::rwx,d:g::rx,d:o::,d:u:lisa:rwx,d:m::rwx
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.TP
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\fB\-setfacl_r\fR acl_text iso_rr_path [***]
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Like -setfacl but affecting all files below eventual directories.
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.TP
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\fB\-setfacl_list\fR disk_path
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Read the output of -getfacl_r or shell command getfacl -R and apply it to the
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iso_rr_paths as given in lines beginning with "# file:". This will change
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ownership, group and ACL of the given files.
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.br
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Since -getfacl and getfacl strip leading "/" from file paths, the setting of
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-cd does always matter.
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.TP
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\fB\-alter_date\fR type timestring iso_rr_path [***]
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Alter the date entries of a file in the ISO image. type is
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one of "a", "m", "b" for access time, modification time,
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@ -1449,7 +1459,7 @@ permissible.
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.B Settings for result writing:
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.TP
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Rock Ridge info will be generated by the program unconditionally.
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ACL will be written according to the setting of option -acl.
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ACLs will be written according to the setting of option -acl.
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.TP
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\fB\-joliet\fR "on"|"off"
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If enabled by "on", generate Joliet info additional to Rock Ridge info.
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@ -10758,6 +10758,216 @@ ex:
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}
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/* Normalize ACL and sort apart "access" ACL from "default" ACL.
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*/
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int Xorriso_normalize_acl_text(struct XorrisO *xorriso, char *in_text,
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char **access_acl_text, char **default_acl_text, int flag)
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{
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int ret, access_count= 0, default_count= 0, pass, is_default, line_len;
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int was_error= 0, line_count= 0, perms;
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char *acl_text= NULL, *cpt, *npt, *access_wpt= NULL, *default_wpt= NULL;
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char *dpt, *ddpt, **wpt, *ppt;
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if(in_text[0] == 0 || strcmp(in_text, "clear") == 0 ||
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strcmp(in_text, "--remove-all") == 0) {
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*access_acl_text= *default_acl_text= NULL;
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return(1);
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} else if (strcmp(in_text, "--remove-default") == 0) {
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/* >>> protect Access-ACL and delete Default-ACL */;
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/* <<< */
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return(0);
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}
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acl_text= strdup(in_text);
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if(acl_text == NULL) {
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Xorriso_no_malloc_memory(xorriso, NULL, 0);
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{ret= -1; goto ex;}
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}
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/* From comma to newline */
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for(cpt= strchr(acl_text, ','); cpt != NULL; cpt= strchr(cpt + 1, ','))
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*cpt= '\n';
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/* Normalize to long text form
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and sort apart "access" ACL from "default" ACL */;
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for(pass= 0; pass < 2; pass++) {
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line_count= 0;
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for(cpt= acl_text; cpt != NULL; cpt= npt) {
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line_count++;
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npt= strchr(cpt, '\n');
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if(npt != NULL)
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npt++;
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if(*cpt == '#' || *cpt == '\n' || *cpt == 0)
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continue;
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is_default= 0;
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wpt= &access_wpt;
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if(*cpt == 'd') {
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is_default= 1;
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if(pass == 1)
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wpt= &default_wpt;
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cpt= strchr(cpt, ':');
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if(cpt == NULL) {
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was_error= line_count;
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continue;
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}
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cpt++;
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}
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line_len= 0;
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dpt= strchr(cpt, ':');
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if(dpt != NULL)
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ddpt= strchr(dpt + 1, ':');
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if(dpt == NULL || ddpt == NULL) {
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was_error= line_count;
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continue;
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}
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if(*cpt == 'u') {
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if(pass == 0) {
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line_len+= 5;
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line_len+= ddpt - dpt;
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} else {
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strcpy(*wpt, "user:");
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strncpy(*wpt + 5, dpt + 1, ddpt - dpt);
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(*wpt)+= 5 + (ddpt - dpt);
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}
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} else if(*cpt == 'g') {
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if(pass == 0) {
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line_len+= 6 + (ddpt - dpt);
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} else {
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strcpy(*wpt, "group:");
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strncpy(*wpt + 6, dpt + 1, ddpt - dpt);
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(*wpt)+= 6 + (ddpt - dpt);
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}
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} else if(*cpt == 'o') {
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if(pass == 0) {
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if(ddpt - dpt > 1) {
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was_error= line_count;
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continue;
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}
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line_len+= 6 + (ddpt - dpt);
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} else {
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strcpy(*wpt, "other:");
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strncpy(*wpt + 6, dpt + 1, ddpt - dpt);
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(*wpt)+= 6 + (ddpt - dpt);
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}
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} else if(*cpt == 'm') {
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if(pass == 0) {
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if(ddpt - dpt > 1) {
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was_error= line_count;
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continue;
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}
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line_len+= 5 + (ddpt - dpt);
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} else {
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strcpy(*wpt, "mask:");
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strncpy(*wpt + 5, dpt + 1, ddpt - dpt);
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(*wpt)+= 5 + (ddpt - dpt);
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}
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} else {
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/* Unknown tag type */
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was_error= line_count;
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continue;
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}
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/* Examine permissions at ddpt + 1 */;
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perms= 0;
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for(ppt= ddpt + 1; *ppt != 0 && *ppt != '\n'; ppt++) {
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if(*ppt == 'r')
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perms|= 4;
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else if(*ppt == 'w')
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perms|= 2;
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else if(*ppt == 'x')
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perms|= 1;
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else if(*ppt == '-' || *ppt == ' ' || *ppt == '\t')
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;
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else if(*ppt == '#')
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break;
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else {
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was_error= line_count;
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break;
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}
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}
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if(pass == 0) {
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line_len+= 4;
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} else {
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sprintf(*wpt, "%c%c%c\n",
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perms & 4 ? 'r' : '-', perms & 2 ? 'w' : '-', perms & 1 ? 'x' : '-');
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(*wpt)+= 4;
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}
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if(pass == 0) {
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if(is_default)
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default_count+= line_len;
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else
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access_count+= line_len;
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}
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}
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if(pass == 0) {
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*access_acl_text= calloc(access_count + 1, 1);
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*default_acl_text= calloc(default_count + 1, 1);
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if(access_acl_text == NULL || *default_acl_text == NULL) {
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Xorriso_no_malloc_memory(xorriso, access_acl_text, 0);
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{ret= -1; goto ex;}
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}
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access_wpt= *access_acl_text;
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default_wpt= *default_acl_text;
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} else {
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*access_wpt= 0;
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*default_wpt= 0;
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}
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}
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ret= 1;
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ex:;
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if(acl_text != NULL)
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free(acl_text);
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if(was_error) {
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sprintf(xorriso->info_text,
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"Malformed ACL entries encountered. Last one in line number %d.",
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was_error);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
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return(0);
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}
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return(ret);
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}
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int Xorriso_perform_acl_from_list(struct XorrisO *xorriso, char *file_path,
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char *uid, char *gid, char *acl, int flag)
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{
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int ret, zero= 0;
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uid_t uid_number;
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gid_t gid_number;
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/* Set group and owner */
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if(gid[0]) {
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ret= Xorriso_convert_gidstring(xorriso, gid, &gid_number, 0);
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if(ret<=0)
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return(ret);
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ret= Xorriso_set_gid(xorriso, file_path, gid_number, 0);
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if(ret<=0)
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return(ret);
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}
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if(uid[0]) {
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ret= Xorriso_convert_uidstring(xorriso, uid, &uid_number, 0);
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if(ret<=0)
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return(ret);
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ret= Xorriso_set_uid(xorriso, file_path, uid_number, 0);
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if(ret<=0)
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return(ret);
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}
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ret= Xorriso_option_setfacli(xorriso, acl, 1, &file_path, &zero, 0);
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if(ret <= 0)
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return(ret);
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return(1);
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}
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/* ---------------------------- Options API ------------------------ */
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@ -13338,6 +13548,9 @@ int Xorriso_option_help(struct XorrisO *xorriso, int flag)
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" in the ISO image by the ACL which is defined by acl_text.",
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" -setfacl_r acl_text iso_rr_path [***]",
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" Like -setfacl but affecting all files below directories.",
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" -setfacl_list disk_path",
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" Read output of getfacl from file disk_path. Set owner,",
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" group and ACL of the iso_rr_path given by line \"# file:\".",
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" -alter_date type timestring iso_rr_path [***]",
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" Alter the date entries of a file in the ISO image. type is",
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" one of \"a\", \"m\", \"b\" for:",
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@ -15224,195 +15437,125 @@ int Xorriso_option_session_log(struct XorrisO *xorriso, char *path, int flag)
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}
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/* Normalize ACL and sort apart "access" ACL from "default" ACL.
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*/
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int Xorriso_normalize_acl_text(struct XorrisO *xorriso, char *in_text,
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char **access_acl_text, char **default_acl_text, int flag)
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/* Option -setfacl_list alias -setfacl_listi */
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int Xorriso_option_setfacl_listi(struct XorrisO *xorriso, char *path, int flag)
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{
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int ret, access_count= 0, default_count= 0, pass, is_default, line_len;
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int was_error= 0, line_count= 0, perms;
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char *acl_text= NULL, *cpt, *npt, *access_wpt= NULL, *default_wpt= NULL;
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char *dpt, *ddpt, **wpt, *ppt;
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int ret, eaten;
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size_t buf_size= 0, buf_add= 64 * 1024, l, linecount= 0;
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char line[SfileadrL * 4], *buf= NULL, *wpt, *new_buf, limit_text[80];
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char file_path[SfileadrL], uid[161], gid[161];
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FILE *fp= NULL;
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if(in_text[0] == 0 || strcmp(in_text, "clear") == 0 ||
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strcmp(in_text, "--remove-all") == 0) {
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*access_acl_text= *default_acl_text= NULL;
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return(1);
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} else if (strcmp(in_text, "--remove-default") == 0) {
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/* >>> protect Access-ACL and delete Default-ACL */;
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/* <<< */
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return(0);
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}
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acl_text= strdup(in_text);
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if(acl_text == NULL) {
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Xorriso_no_malloc_memory(xorriso, NULL, 0);
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{ret= -1; goto ex;}
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}
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/* From comma to newline */
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for(cpt= strchr(acl_text, ','); cpt != NULL; cpt= strchr(cpt + 1, ','))
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*cpt= '\n';
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/* Normalize to long text form
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and sort apart "access" ACL from "default" ACL */;
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for(pass= 0; pass < 2; pass++) {
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for(cpt= acl_text; cpt != NULL; cpt= npt) {
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if(pass == 0)
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line_count++;
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npt= strchr(cpt, '\n');
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if(npt != NULL)
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npt++;
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if(*cpt == '#' || *cpt == '\n' || *cpt == 0)
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continue;
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is_default= 0;
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wpt= &access_wpt;
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if(*cpt == 'd') {
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is_default= 1;
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if(pass == 1)
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wpt= &default_wpt;
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cpt= strchr(cpt, ':');
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if(cpt == NULL) {
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was_error= line_count;
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continue;
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}
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}
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line_len= 0;
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dpt= strchr(cpt, ':');
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if(dpt != NULL)
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ddpt= strchr(dpt + 1, ':');
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if(dpt == NULL || ddpt == NULL) {
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was_error= line_count;
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continue;
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}
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if(*cpt == 'u') {
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if(pass == 0) {
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line_len+= 5;
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line_len+= ddpt - dpt;
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} else {
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strcpy(*wpt, "user:");
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strncpy(*wpt + 5, dpt + 1, ddpt - dpt);
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(*wpt)+= 5 + (ddpt - dpt);
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}
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} else if(*cpt == 'g') {
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if(pass == 0) {
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line_len+= 6 + (ddpt - dpt);
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} else {
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strcpy(*wpt, "group:");
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strncpy(*wpt + 6, dpt + 1, ddpt - dpt);
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(*wpt)+= 6 + (ddpt - dpt);
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}
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} else if(*cpt == 'o') {
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if(pass == 0) {
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if(ddpt - dpt > 1) {
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was_error= line_count;
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continue;
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}
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line_len+= 6 + (ddpt - dpt);
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} else {
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strcpy(*wpt, "other:");
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strncpy(*wpt + 6, dpt + 1, ddpt - dpt);
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(*wpt)+= 6 + (ddpt - dpt);
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}
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} else if(*cpt == 'm') {
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if(pass == 0) {
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if(ddpt - dpt > 1) {
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was_error= line_count;
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continue;
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}
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line_len+= 5 + (ddpt - dpt);
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} else {
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strcpy(*wpt, "mask:");
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strncpy(*wpt + 5, dpt + 1, ddpt - dpt);
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(*wpt)+= 5 + (ddpt - dpt);
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}
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} else {
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/* Unknown tag type */
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was_error= line_count;
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continue;
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}
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/* Examine permissions at ddpt + 1 */;
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perms= 0;
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for(ppt= ddpt + 1; *ppt != 0 && *ppt != '\n'; ppt++) {
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if(*ppt == 'r')
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perms|= 4;
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else if(*ppt == 'w')
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perms|= 2;
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else if(*ppt == 'x')
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perms|= 1;
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else if(*ppt == '-')
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;
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else {
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was_error= line_count;
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continue;
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}
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}
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if(pass == 0) {
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line_len+= 4;
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} else {
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sprintf(*wpt, "%c%c%c\n",
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perms & 4 ? 'r' : '-', perms & 2 ? 'w' : '-', perms & 1 ? 'x' : '-');
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(*wpt)+= 4;
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}
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if(pass == 0) {
|
||||
if(is_default)
|
||||
default_count+= line_len;
|
||||
else
|
||||
access_count+= line_len;
|
||||
}
|
||||
}
|
||||
|
||||
if(pass == 0) {
|
||||
*access_acl_text= calloc(access_count + 1, 1);
|
||||
*default_acl_text= calloc(default_count + 1, 1);
|
||||
if(access_acl_text == NULL || *default_acl_text == NULL) {
|
||||
Xorriso_no_malloc_memory(xorriso, access_acl_text, 0);
|
||||
{ret= -1; goto ex;}
|
||||
}
|
||||
access_wpt= *access_acl_text;
|
||||
default_wpt= *default_acl_text;
|
||||
} else {
|
||||
*access_wpt= 0;
|
||||
*default_wpt= 0;
|
||||
}
|
||||
}
|
||||
|
||||
ret= 1;
|
||||
ex:;
|
||||
if(acl_text != NULL)
|
||||
free(acl_text);
|
||||
if(was_error) {
|
||||
sprintf(xorriso->info_text,
|
||||
"Malformed ACL entries encountered. Last one in line number %d.",
|
||||
was_error);
|
||||
Xorriso_pacifier_reset(xorriso, 0);
|
||||
if(path[0]==0) {
|
||||
sprintf(xorriso->info_text, "Empty file name given with -setfacl_list");
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||||
return(0);
|
||||
}
|
||||
ret= Xorriso_afile_fopen(xorriso, path, "rb", &fp, 0);
|
||||
if(ret <= 0)
|
||||
return(0);
|
||||
|
||||
buf_size= buf_add;
|
||||
buf= calloc(buf_size, 1);
|
||||
if(buf == NULL)
|
||||
goto out_of_mem;
|
||||
wpt= buf;
|
||||
uid[0]= gid[0]= 0;
|
||||
|
||||
while(1) {
|
||||
if(Sfile_fgets_n(line, sizeof(line), fp, 0) == NULL)
|
||||
break;
|
||||
linecount++;
|
||||
if(strncmp(line, "# file: ", 8) ==0) {
|
||||
if(wpt != buf && file_path[0]) {
|
||||
/* Commit previous list */
|
||||
ret= Xorriso_perform_acl_from_list(xorriso, file_path,
|
||||
uid, gid, buf, 0);
|
||||
if(ret<=0)
|
||||
goto ex;
|
||||
wpt= buf;
|
||||
file_path[0]= uid[0]= gid[0]= 0;
|
||||
}
|
||||
/* Unescape line and register as file path */
|
||||
Sfile_bsl_interpreter(line + 8, strlen(line + 8), &eaten, 0);
|
||||
if(strlen(line + 8) >= SfileadrL) {
|
||||
sprintf(xorriso->info_text, "-setfacl_list: Oversized file path");
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||||
ret= 0; goto ex;
|
||||
}
|
||||
strcpy(file_path, line + 8);
|
||||
continue;
|
||||
} else if(strncmp(line, "# owner: ", 9) == 0) {
|
||||
if(strlen(line + 9) > 160) {
|
||||
sprintf(xorriso->info_text, "-setfacl_list: Oversized owner id");
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||||
ret= 0; goto ex;
|
||||
}
|
||||
strcpy(uid, line + 9);
|
||||
continue;
|
||||
} else if(strncmp(line, "# group: ", 9) == 0) {
|
||||
if(strlen(line + 9) > 160) {
|
||||
sprintf(xorriso->info_text, "-setfacl_list: Oversized group id");
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||||
ret= 0; goto ex;
|
||||
}
|
||||
strcpy(gid, line + 9);
|
||||
continue;
|
||||
} else if(line[0] == '#' || line[0] == 0) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/* Register ACL entry */
|
||||
l= strlen(line);
|
||||
if(wpt + l + 2 - buf > buf_size) {
|
||||
if(buf_size + buf_add > xorriso->temp_mem_limit) {
|
||||
Sfile_scale((double) xorriso->temp_mem_limit, limit_text,5,1e4,1);
|
||||
sprintf(xorriso->info_text,
|
||||
"-setfacl_list: List entry for a single file exceeds -temp_mem_limit %s",
|
||||
limit_text);
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||||
ret= 0; goto ex;
|
||||
}
|
||||
buf_size+= buf_add;
|
||||
new_buf= realloc(buf, buf_size);
|
||||
if(new_buf == NULL)
|
||||
goto out_of_mem;
|
||||
buf= new_buf;
|
||||
}
|
||||
memcpy(wpt, line, l);
|
||||
*(wpt + l)= '\n';
|
||||
wpt+= l + 1;
|
||||
*wpt= 0;
|
||||
}
|
||||
if(wpt != buf && file_path[0]) {
|
||||
/* Commit last list */
|
||||
ret= Xorriso_perform_acl_from_list(xorriso, file_path, uid, gid, buf, 0);
|
||||
if(ret<=0)
|
||||
goto ex;
|
||||
} else {
|
||||
sprintf(xorriso->info_text, "-setfacl_list: Unexpected end of file ");
|
||||
Text_shellsafe(path, xorriso->info_text, 1);
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
|
||||
}
|
||||
ret= 1;
|
||||
ex:;
|
||||
if(buf != NULL)
|
||||
free(buf);
|
||||
if(fp!=NULL)
|
||||
fclose(fp);
|
||||
if(ret <= 0) {
|
||||
sprintf(xorriso->info_text, "-setfacl_list ");
|
||||
Text_shellsafe(path, xorriso->info_text, 1);
|
||||
sprintf(xorriso->info_text + strlen(xorriso->info_text),
|
||||
" aborted in line %.f\n", (double) linecount);
|
||||
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||||
}
|
||||
return(ret);
|
||||
}
|
||||
|
||||
|
||||
/* Options -setfacl_list alias -setfacl_listi */
|
||||
int Xorriso_option_setfacl_listi(struct XorrisO *xorriso, char *path, int flag)
|
||||
{
|
||||
|
||||
/* >>> Open path */;
|
||||
/* >>> Loop over lines */;
|
||||
/* >>> if(strncmp(line, */;
|
||||
/* >>> */;
|
||||
/* >>> */;
|
||||
/* >>> */;
|
||||
/* >>> */;
|
||||
|
||||
return(1);
|
||||
out_of_mem:;
|
||||
Xorriso_no_malloc_memory(xorriso, &buf, 0);
|
||||
ret= -1;
|
||||
goto ex;
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -670,6 +670,10 @@ int Xorriso_option_rom_toc_scan(struct XorrisO *xorriso, char *mode,
|
||||
/* Option -session_log */
|
||||
int Xorriso_option_session_log(struct XorrisO *xorriso, char *path, int flag);
|
||||
|
||||
/* Option -setfacl_list alias -setfacl_listi */
|
||||
int Xorriso_option_setfacl_listi(struct XorrisO *xorriso, char *disk_path,
|
||||
int flag);
|
||||
|
||||
/* Option -setfacl alias -setfacli , -setfacl_r alias -setfacl_ri */
|
||||
/* @param flag bit0=recursive -setfacl_r
|
||||
*/
|
||||
|
||||
@ -1 +1 @@
|
||||
#define Xorriso_timestamP "2009.01.28.190140"
|
||||
#define Xorriso_timestamP "2009.01.29.165339"
|
||||
|
||||
Loading…
Reference in New Issue
Block a user