#include <atalk/errchk.h>
#include <atalk/iniparser.h>
#include <atalk/unix.h>
+#include <atalk/netatalk_conf.h>
#ifdef CNID_DB
#include <atalk/cnid.h>
#include "hash.h"
#include "acls.h"
-extern int afprun(int root, char *cmd, int *outfd);
-
-/* Globals */
-struct vol *current_vol; /* last volume from getvolbyvid() */
-
-static struct vol *Volumes = NULL;
-static uint16_t lastvid = 0;
-static char *Trash = "\02\024Network Trash Folder";
-
-#define VOLOPT_ALLOW 0 /* user allow list */
-#define VOLOPT_DENY 1 /* user deny list */
-#define VOLOPT_RWLIST 2 /* user rw list */
-#define VOLOPT_ROLIST 3 /* user ro list */
-#define VOLOPT_PASSWORD 4 /* volume password */
-#define VOLOPT_CASEFOLD 5 /* character case mangling */
-#define VOLOPT_FLAGS 6 /* various flags */
-#define VOLOPT_DBPATH 7 /* path to database */
-#define VOLOPT_LIMITSIZE 8 /* Limit the size of the volume */
-/* Usable slot: 9 */
-#define VOLOPT_VETO 10 /* list of veto filespec */
-#define VOLOPT_PREEXEC 11 /* preexec command */
-#define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
-#define VOLOPT_POSTEXEC 13 /* postexec command */
-#define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
-#define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
-#define VOLOPT_MACCHARSET 16
-#define VOLOPT_CNIDSCHEME 17
-#define VOLOPT_ADOUBLE 18 /* adouble version */
-/* Usable slot: 19/20 */
-#define VOLOPT_UMASK 21
-#define VOLOPT_ALLOWED_HOSTS 22
-#define VOLOPT_DENIED_HOSTS 23
-#define VOLOPT_DPERM 24 /* dperm default directories perms */
-#define VOLOPT_FPERM 25 /* fperm default files perms */
-#define VOLOPT_DFLTPERM 26 /* perm */
-#define VOLOPT_EA_VFS 27 /* Extended Attributes vfs indirection */
-#define VOLOPT_CNIDSERVER 28 /* CNID Server ip address*/
-#define VOLOPT_CNIDPORT 30 /* CNID server tcp port */
-
-#define VOLOPT_MAX 31 /* <== IMPORTANT !!!!!! */
-#define VOLOPT_NUM (VOLOPT_MAX + 1)
-
#define VOLPASSLEN 8
-struct vol_option {
- char *c_value;
- int i_value;
-};
+extern int afprun(int root, char *cmd, int *outfd);
typedef struct _special_folder {
const char *name;
} _special_folder;
static const _special_folder special_folders[] = {
- {"Network Trash Folder", 1, 0777, 1},
{".AppleDesktop", 1, 0777, 0},
{NULL, 0, 0, 0}};
/* Forward declarations */
static void handle_special_folders (const struct vol *);
-static void deletevol(struct vol *vol);
-static void volume_free(struct vol *vol);
-static void check_ea_support(struct vol *vol);
-static char *get_vol_uuid(const AFPObj *obj, const char *volname);
-
-static void volfree(struct vol_option *options, const struct vol_option *save)
-{
- int i;
-
- if (save) {
- for (i = 0; i < VOLOPT_MAX; i++) {
- if (options[i].c_value && (options[i].c_value != save[i].c_value))
- free(options[i].c_value);
- }
- } else {
- for (i = 0; i < VOLOPT_MAX; i++) {
- if (options[i].c_value)
- free(options[i].c_value);
- }
- }
-}
-
-
-#define is_var(a, b) (strncmp((a), (b), 2) == 0)
-
-/*
- * Handle variable substitutions. here's what we understand:
- * $b -> basename of path
- * $c -> client ip/appletalk address
- * $d -> volume pathname on server
- * $f -> full name (whatever's in the gecos field)
- * $g -> group
- * $h -> hostname
- * $i -> client ip/appletalk address without port
- * $s -> server name (hostname if it doesn't exist)
- * $u -> username (guest is usually nobody)
- * $v -> volume name or basename if null
- * $$ -> $
- *
- * This get's called from readvolfile with
- * path = NULL, volname = NULL for xlating the volumes path
- * path = path, volname = NULL for xlating the volumes name
- * ... and from volumes options parsing code when xlating eg dbpath with
- * path = path, volname = volname
- *
- * Using this information we can reject xlation of any variable depeninding on a login
- * context which is not given in the afp master, where we must evaluate this whole stuff
- * too for the Zeroconf announcements.
- */
-static char *volxlate(AFPObj *obj,
- char *dest,
- size_t destlen,
- char *src,
- struct passwd *pwd,
- char *path,
- char *volname)
-{
- char *p, *r;
- const char *q;
- int len;
- char *ret;
- int afpmaster = 0;
- int xlatevolname = 0;
-
- if (parent_or_child == 0)
- afpmaster = 1;
-
- if (path && !volname)
- /* cf above */
- xlatevolname = 1;
-
- if (!src) {
- return NULL;
- }
- if (!dest) {
- dest = calloc(destlen +1, 1);
- }
- ret = dest;
- if (!ret) {
- return NULL;
- }
- strlcpy(dest, src, destlen +1);
- if ((p = strchr(src, '$')) == NULL) /* nothing to do */
- return ret;
-
- /* first part of the path. just forward to the next variable. */
- len = MIN((size_t)(p - src), destlen);
- if (len > 0) {
- destlen -= len;
- dest += len;
- }
-
- while (p && destlen > 0) {
- /* now figure out what the variable is */
- q = NULL;
- if (is_var(p, "$b")) {
- if (afpmaster && xlatevolname)
- return NULL;
- if (path) {
- if ((q = strrchr(path, '/')) == NULL)
- q = path;
- else if (*(q + 1) != '\0')
- q++;
- }
- } else if (is_var(p, "$c")) {
- if (afpmaster && xlatevolname)
- return NULL;
- DSI *dsi = obj->dsi;
- len = sprintf(dest, "%s:%u",
- getip_string((struct sockaddr *)&dsi->client),
- getip_port((struct sockaddr *)&dsi->client));
- dest += len;
- destlen -= len;
- } else if (is_var(p, "$d")) {
- if (afpmaster && xlatevolname)
- return NULL;
- q = path;
- } else if (pwd && is_var(p, "$f")) {
- if (afpmaster && xlatevolname)
- return NULL;
- if ((r = strchr(pwd->pw_gecos, ',')))
- *r = '\0';
- q = pwd->pw_gecos;
- } else if (pwd && is_var(p, "$g")) {
- if (afpmaster && xlatevolname)
- return NULL;
- struct group *grp = getgrgid(pwd->pw_gid);
- if (grp)
- q = grp->gr_name;
- } else if (is_var(p, "$h")) {
- q = obj->options.hostname;
- } else if (is_var(p, "$i")) {
- if (afpmaster && xlatevolname)
- return NULL;
- DSI *dsi = obj->dsi;
- q = getip_string((struct sockaddr *)&dsi->client);
- } else if (is_var(p, "$s")) {
- q = obj->options.hostname;
- } else if (obj->username && is_var(p, "$u")) {
- if (afpmaster && xlatevolname)
- return NULL;
- char* sep = NULL;
- if ( obj->options.ntseparator && (sep = strchr(obj->username, obj->options.ntseparator[0])) != NULL)
- q = sep+1;
- else
- q = obj->username;
- } else if (is_var(p, "$v")) {
- if (afpmaster && xlatevolname)
- return NULL;
- if (volname) {
- q = volname;
- }
- else if (path) {
- if ((q = strrchr(path, '/')) == NULL)
- q = path;
- else if (*(q + 1) != '\0')
- q++;
- }
- } else if (is_var(p, "$$")) {
- q = "$";
- } else
- q = p;
-
- /* copy the stuff over. if we don't understand something that we
- * should, just skip it over. */
- if (q) {
- len = MIN(p == q ? 2 : strlen(q), destlen);
- strncpy(dest, q, len);
- dest += len;
- destlen -= len;
- }
-
- /* stuff up to next $ */
- src = p + 2;
- p = strchr(src, '$');
- len = p ? MIN((size_t)(p - src), destlen) : destlen;
- if (len > 0) {
- strncpy(dest, src, len);
- dest += len;
- destlen -= len;
- }
- }
- return ret;
-}
-
-/* -------------------- */
-static void setoption(struct vol_option *options, const struct vol_option *save, int opt, const char *val)
-{
- if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
- free(options[opt].c_value);
- options[opt].c_value = strdup(val);
-}
-
-/* Parse iniconfig and initalize volume options */
-static void volset(const dictionary *conf, const char *vol, struct vol_option *options, const struct vol_option *save)
-{
- const char *val;
- char *p, *q;
-
- if (val = iniparser_getstring(conf, vol, "allow", NULL))
- setoption(options, save, VOLOPT_ALLOW, val);
-
- if (val = iniparser_getstring(conf, vol, "deny", NULL))
- setoption(options, save, VOLOPT_DENY, val);
-
- if (val = iniparser_getstring(conf, vol, "rwlist", NULL))
- setoption(options, save, VOLOPT_RWLIST, val);
-
- if (val = iniparser_getstring(conf, vol, "rolist", NULL))
- setoption(options, save, VOLOPT_ROLIST, val);
-
- if (val = iniparser_getstring(conf, vol, "volcharset", NULL))
- setoption(options, save, VOLOPT_ENCODING, val);
-
- if (val = iniparser_getstring(conf, vol, "maccharset", NULL))
- setoption(options, save, VOLOPT_MACCHARSET, val);
-
- if (val = iniparser_getstring(conf, vol, "veto", NULL))
- setoption(options, save, VOLOPT_VETO, val);
-
- if (val = iniparser_getstring(conf, vol, "cnidscheme", NULL))
- setoption(options, save, VOLOPT_CNIDSCHEME, val);
-
- if (val = iniparser_getstring(conf, vol, "dbpath", NULL))
- setoption(options, save, VOLOPT_DBPATH, val);
-
- if (val = iniparser_getstring(conf, vol, "password", NULL))
- setoption(options, save, VOLOPT_PASSWORD, val);
-
- if (val = iniparser_getstring(conf, vol, "root_preexec", NULL))
- setoption(options, save, VOLOPT_ROOTPREEXEC, val);
-
- if (val = iniparser_getstring(conf, vol, "preexec", NULL))
- setoption(options, save, VOLOPT_PREEXEC, val);
-
- if (val = iniparser_getstring(conf, vol, "root_postexec", NULL))
- setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
-
- if (val = iniparser_getstring(conf, vol, "postexec", NULL))
- setoption(options, save, VOLOPT_POSTEXEC, val);
-
- if (val = iniparser_getstring(conf, vol, "allowed_hosts", NULL))
- setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
-
- if (val = iniparser_getstring(conf, vol, "denied_hosts", NULL))
- setoption(options, save, VOLOPT_DENIED_HOSTS, val);
- if (val = iniparser_getstring(conf, vol, "umask", NULL))
- options[VOLOPT_UMASK].i_value = (int)strtol(val, NULL, 8);
-
- if (val = iniparser_getstring(conf, vol, "dperm", NULL))
- options[VOLOPT_DPERM].i_value = (int)strtol(val, NULL, 8);
-
- if (val = iniparser_getstring(conf, vol, "fperm", NULL))
- options[VOLOPT_FPERM].i_value = (int)strtol(val, NULL, 8);
-
- if (val = iniparser_getstring(conf, vol, "perm", NULL))
- options[VOLOPT_DFLTPERM].i_value = (int)strtol(val, NULL, 8);
-
- if (val = iniparser_getstring(conf, vol, "volsizelimit", NULL))
- options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val, NULL, 10);
-
- if (val = iniparser_getstring(conf, vol, "casefold", NULL)) {
- if (strcasecmp(val, "tolower") == 0)
- options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
- else if (strcasecmp(val, "toupper") == 0)
- options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
- else if (strcasecmp(val, "xlatelower") == 0)
- options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
- else if (strcasecmp(val, "xlateupper") == 0)
- options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
- }
-
- if (val = iniparser_getstring(conf, vol, "adouble", NULL)) {
- if (strcasecmp(val, "v2") == 0)
- options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
- else if (strcasecmp(val, "ea") == 0)
- options[VOLOPT_ADOUBLE].i_value = AD_VERSION_EA;
- }
-
- if (val = iniparser_getstring(conf, vol, "ea", NULL)) {
- if (strcasecmp(val, "ad") == 0)
- options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
- else if (strcasecmp(val, "sys") == 0)
- options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
- else if (strcasecmp(val, "none") == 0)
- options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
- }
-
- if (p = iniparser_getstrdup(conf, vol, "cnidserver", NULL)) {
- if (q = strrchr(val, ':')) {
- *q = 0;
- setoption(options, save, VOLOPT_CNIDPORT, q + 1);
- }
- setoption(options, save, VOLOPT_CNIDSERVER, p);
- LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
- vol, p, q ? q + 1 : "4700");
- free(p);
- }
-
- if (q = iniparser_getstrdup(conf, vol, "options", NULL)) {
- if (p = strtok(q, ", ")) {
- while (p) {
- if (strcasecmp(p, "ro") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
- else if (strcasecmp(p, "nohex") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
- else if (strcasecmp(p, "nousedots") == 0)
- options[VOLOPT_FLAGS].i_value &= ~AFPVOL_USEDOTS;
- else if (strcasecmp(p, "invisibledots") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
- else if (strcasecmp(p, "nostat") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
- else if (strcasecmp(p, "preexec_close") == 0)
- options[VOLOPT_PREEXEC].i_value = 1;
- else if (strcasecmp(p, "root_preexec_close") == 0)
- options[VOLOPT_ROOTPREEXEC].i_value = 1;
- else if (strcasecmp(p, "noupriv") == 0)
- options[VOLOPT_FLAGS].i_value &= ~AFPVOL_UNIX_PRIV;
- else if (strcasecmp(p, "nodev") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
- else if (strcasecmp(p, "caseinsensitive") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
- else if (strcasecmp(p, "illegalseq") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
- else if (strcasecmp(p, "tm") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
- else if (strcasecmp(p, "searchdb") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_SEARCHDB;
- else if (strcasecmp(p, "nonetids") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_NONETIDS;
- else if (strcasecmp(p, "noacls") == 0)
- options[VOLOPT_FLAGS].i_value &= ~AFPVOL_ACLS;
- else if (strcasecmp(p, "nov2toeaconv") == 0)
- options[VOLOPT_FLAGS].i_value |= AFPVOL_NOV2TOEACONV;
- p = strtok(NULL, ",");
- }
- }
- free(q);
- }
-}
-
-/* ----------------- */
static void showvol(const ucs2_t *name)
{
- struct vol *volume;
- for ( volume = Volumes; volume; volume = volume->v_next ) {
+ struct vol *volume = getvolumes();
+
+ for ( ; volume; volume = volume->v_next ) {
if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
volume->v_hide = 0;
return;
}
}
-/* ------------------------------- */
-static int creatvol(AFPObj *obj, struct passwd *pwd,
- char *path, char *name,
- struct vol_option *options)
-{
- struct vol *volume;
- int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
- int hide = 0;
- char tmpname[AFPVOL_U8MNAMELEN+1];
- ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
- char suffix[6]; /* max is #FFFF */
- uint16_t flags;
-
- LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
-
- if ( name == NULL || *name == '\0' ) {
- if ((name = strrchr( path, '/' )) == NULL) {
- return -1; /* Obviously not a fully qualified path */
- }
-
- /* if you wish to share /, you need to specify a name. */
- if (*++name == '\0')
- return -1;
- }
-
- /* suffix for mangling use (lastvid + 1) */
- /* because v_vid has not been decided yet. */
- suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
-
- vlen = strlen( name );
-
- /* Unicode Volume Name */
- /* Firstly convert name from unixcharset to UTF8-MAC */
- flags = CONV_IGNORE;
- tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
- if (tmpvlen <= 0) {
- strcpy(tmpname, "???");
- tmpvlen = 3;
- }
-
- /* Do we have to mangle ? */
- if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
- if (tmpvlen + suffixlen > obj->options.volnamelen) {
- flags = CONV_FORCE;
- tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
- tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
- }
- strcat(tmpname, suffix);
- tmpvlen = strlen(tmpname);
- }
-
- /* Secondly convert name from UTF8-MAC to UCS2 */
- if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
- return -1;
-
- LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
-
- /* Maccharset Volume Name */
- /* Firsty convert name from unixcharset to maccharset */
- flags = CONV_IGNORE;
- tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
- if (tmpvlen <= 0) {
- strcpy(tmpname, "???");
- tmpvlen = 3;
- }
-
- /* Do we have to mangle ? */
- if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
- if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
- flags = CONV_FORCE;
- tmpvlen = convert_charset(obj->options.unixcharset,
- obj->options.maccharset,
- 0,
- name,
- vlen,
- tmpname,
- AFPVOL_MACNAMELEN - suffixlen,
- &flags);
- tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
- }
- strcat(tmpname, suffix);
- tmpvlen = strlen(tmpname);
- }
-
- /* Secondly convert name from maccharset to UCS2 */
- if ( 0 >= ( macvlen = convert_string(obj->options.maccharset,
- CH_UCS2,
- tmpname,
- tmpvlen,
- mactmpname,
- AFPVOL_U8MNAMELEN*2)) )
- return -1;
-
- LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
-
- /* check duplicate */
- for ( volume = Volumes; volume; volume = volume->v_next ) {
- if ((utf8_encoding() && (strcasecmp_w(volume->v_u8mname, u8mtmpname) == 0))
- ||
- (!utf8_encoding() && (strcasecmp_w(volume->v_macname, mactmpname) == 0))) {
- LOG (log_error, logtype_afpd,
- "Duplicate volume name, check AppleVolumes files: previous: \"%s\", new: \"%s\"",
- volume->v_localname, name);
- if (volume->v_deleted) {
- volume->v_new = hide = 1;
- }
- else {
- return -1; /* Won't be able to access it, anyway... */
- }
- }
- }
-
- if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
- LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
- return -1;
- }
- if ( NULL == ( volume->v_localname = strdup(name))) {
- LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
- free(volume);
- return -1;
- }
-
- if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
- LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
- volume_free(volume);
- free(volume);
- return -1;
- }
- if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
- LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
- volume_free(volume);
- free(volume);
- return -1;
- }
- if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
- LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
- volume_free(volume);
- free(volume);
- return -1;
- }
-
- volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
- volume->v_hide = hide;
- strcpy( volume->v_path, path );
-
-#ifdef __svr4__
- volume->v_qfd = -1;
-#endif /* __svr4__ */
- /* os X start at 1 and use network order ie. 1 2 3 */
- volume->v_vid = ++lastvid;
- volume->v_vid = htons(volume->v_vid);
-#ifdef HAVE_ACLS
- if (!check_vol_acl_support(volume)) {
- LOG(log_debug, logtype_afpd, "creatvol(\"%s\"): disabling ACL support", volume->v_path);
- options[VOLOPT_FLAGS].i_value &= ~AFPVOL_ACLS;
- }
-#endif
-
- /* handle options */
- if (options) {
- volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
- volume->v_flags |= options[VOLOPT_FLAGS].i_value;
-
- if (options[VOLOPT_EA_VFS].i_value)
- volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
-
- volume->v_ad_options = 0;
- if ((volume->v_flags & AFPVOL_NODEV))
- volume->v_ad_options |= ADVOL_NODEV;
- if ((volume->v_flags & AFPVOL_UNIX_PRIV))
- volume->v_ad_options |= ADVOL_UNIXPRIV;
- if ((volume->v_flags & AFPVOL_INV_DOTS))
- volume->v_ad_options |= ADVOL_INVDOTS;
-
- if (options[VOLOPT_PASSWORD].c_value)
- volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
-
- if (options[VOLOPT_VETO].c_value)
- volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
-
- if (options[VOLOPT_ENCODING].c_value)
- volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
-
- if (options[VOLOPT_MACCHARSET].c_value)
- volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
-
- if (options[VOLOPT_DBPATH].c_value)
- volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
-
- if (options[VOLOPT_CNIDSCHEME].c_value)
- volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
-
- if (options[VOLOPT_CNIDSERVER].c_value)
- volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
-
- if (options[VOLOPT_CNIDPORT].c_value)
- volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
-
- if (options[VOLOPT_UMASK].i_value)
- volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
-
- if (options[VOLOPT_DPERM].i_value)
- volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
-
- if (options[VOLOPT_FPERM].i_value)
- volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
-
- if (options[VOLOPT_DFLTPERM].i_value)
- volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
-
- if (options[VOLOPT_ADOUBLE].i_value)
- volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
- else
- volume->v_adouble = AD_VERSION;
-
- if (options[VOLOPT_LIMITSIZE].i_value)
- volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
-
- /* Mac to Unix conversion flags*/
- volume->v_mtou_flags = 0;
- if (!(volume->v_flags & AFPVOL_NOHEX))
- volume->v_mtou_flags |= CONV_ESCAPEHEX;
- if (!(volume->v_flags & AFPVOL_USEDOTS))
- volume->v_mtou_flags |= CONV_ESCAPEDOTS;
- if ((volume->v_flags & AFPVOL_EILSEQ))
- volume->v_mtou_flags |= CONV__EILSEQ;
-
- if ((volume->v_casefold & AFPVOL_MTOUUPPER))
- volume->v_mtou_flags |= CONV_TOUPPER;
- else if ((volume->v_casefold & AFPVOL_MTOULOWER))
- volume->v_mtou_flags |= CONV_TOLOWER;
-
- /* Unix to Mac conversion flags*/
- volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
- if ((volume->v_casefold & AFPVOL_UTOMUPPER))
- volume->v_utom_flags |= CONV_TOUPPER;
- else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
- volume->v_utom_flags |= CONV_TOLOWER;
-
- if ((volume->v_flags & AFPVOL_EILSEQ))
- volume->v_utom_flags |= CONV__EILSEQ;
-
- if (options[VOLOPT_PREEXEC].c_value)
- volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
- volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
-
- if (options[VOLOPT_POSTEXEC].c_value)
- volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
-
- if (options[VOLOPT_ROOTPREEXEC].c_value)
- volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
- volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
-
- if (options[VOLOPT_ROOTPOSTEXEC].c_value)
- volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
- }
- volume->v_dperm |= volume->v_perm;
- volume->v_fperm |= volume->v_perm;
-
- /* Check EA support on volume */
- if (volume->v_vfs_ea == AFPVOL_EA_AUTO || volume->v_adouble == AD_VERSION_EA)
- check_ea_support(volume);
- initvol_vfs(volume);
-
- /* get/store uuid from file in afpd master*/
- if ((parent_or_child == 0) && (volume->v_flags & AFPVOL_TM)) {
- char *uuid = get_vol_uuid(obj, volume->v_localname);
- if (!uuid) {
- LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
- volume->v_localname);
- } else {
- volume->v_uuid = uuid;
- LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
- volume->v_localname, volume->v_uuid);
- }
- }
-
- volume->v_next = Volumes;
- Volumes = volume;
- return 0;
-}
-
-/* ---------------- */
-static char *myfgets( char *buf, int size, FILE *fp)
-{
- char *p;
- int c;
-
- p = buf;
- while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
- if ( c == '\n' || c == '\r' ) {
- if (p != buf && *(p -1) == '\\') {
- p--;
- size++;
- continue;
- }
- *p++ = '\n';
- break;
- } else {
- *p++ = c;
- }
- size--;
- }
-
- if ( p == buf ) {
- return( NULL );
- } else {
- *p = '\0';
- return( buf );
- }
-}
-
-
-/* check access list. this function wants something of the following
- * form:
- * @group,name,name2,@group2,name3
- *
- * a NULL argument allows everybody to have access.
- * we return three things:
- * -1: no list
- * 0: list exists, but name isn't in it
- * 1: in list
- */
-
-#ifndef NO_REAL_USER_NAME
-/* authentication is case insensitive
- * FIXME should we do the same with group name?
- */
-#define access_strcmp strcasecmp
-
-#else
-#define access_strcmp strcmp
-
-#endif
-
-static int accessvol(const char *args, const char *name)
-{
- char buf[MAXPATHLEN + 1], *p;
- struct group *gr;
-
- if (!args)
- return -1;
-
- strlcpy(buf, args, sizeof(buf));
- if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
- return -1;
-
- while (p) {
- if (*p == '@') { /* it's a group */
- if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
- return 1;
- } else if (access_strcmp(p, name) == 0) /* it's a user name */
- return 1;
- p = strtok(NULL, ",");
- }
-
- return 0;
-}
-
-static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
+static void closevol(struct vol *vol)
{
- int mask_int;
- char buf[MAXPATHLEN + 1], *p, *b;
- DSI *dsi = obj->dsi;
- struct sockaddr_storage client;
-
- if (!args)
- return -1;
-
- strlcpy(buf, args, sizeof(buf));
- if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
- return -1;
-
- while (p) {
- int ret;
- char *ipaddr, *mask_char;
- struct addrinfo hints, *ai;
-
- ipaddr = strtok(p, "/");
- mask_char = strtok(NULL,"/");
+ if (!vol)
+ return;
- /* Get address from string with getaddrinfo */
- memset(&hints, 0, sizeof hints);
- hints.ai_family = AF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
- if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
- LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
- continue;
- }
+ vol->v_flags &= ~AFPVOL_OPEN;
- /* netmask */
- if (mask_char != NULL)
- mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
- else {
- if (ai->ai_family == AF_INET) /* IPv4 */
- mask_int = 32;
- else /* IPv6 */
- mask_int = 128;
- }
+ of_closevol(vol);
- /* Apply mask to addresses */
- client = dsi->client;
- apply_ip_mask((struct sockaddr *)&client, mask_int);
- apply_ip_mask(ai->ai_addr, mask_int);
-
- if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
- if (type == VOLOPT_DENIED_HOSTS)
- LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
- getip_string((struct sockaddr *)&client), volname);
- freeaddrinfo(ai);
- return 1;
- }
-
- /* next address */
- freeaddrinfo(ai);
- p = strtok_r(NULL, ",", &b);
+ dir_free( vol->v_root );
+ vol->v_root = NULL;
+ if (vol->v_cdb != NULL) {
+ cnid_close(vol->v_cdb);
+ vol->v_cdb = NULL;
}
- if (type == VOLOPT_ALLOWED_HOSTS)
- LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
- getip_string((struct sockaddr *)&dsi->client), volname);
- return 0;
-}
-
-/* ----------------------
- */
-static int volfile_changed(struct afp_options *p)
-{
- struct stat st;
-
- if (!stat(p->configfile, &st) && st.st_mtime > p->volfile.mtime) {
- p->volfile.mtime = st.st_mtime;
- return 1;
+ if (vol->v_postexec) {
+ afprun(0, vol->v_postexec, NULL);
}
- return 0;
-}
-
-static int vol_section(const char *sec)
-{
- if (STRCMP(sec, ==, INISEC_GLOBAL))
- return 0;
- if (STRCMP(sec, ==, INISEC_AFP))
- return 0;
- if (STRCMP(sec, ==, INISEC_CNID))
- return 0;
- return 1;
-}
-
-/* ----------------------
- * Read volumes from iniconfig and add the volumes contained within to
- * the global volume list. This gets called from the forked afpd childs.
- * The master now reads this too for Zeroconf announcements.
- */
-static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, struct passwd *pwent)
-{
- char path[MAXPATHLEN + 1];
- char volname[AFPVOL_U8MNAMELEN + 1];
- char tmp[MAXPATHLEN + 1];
- char *u;
- const char *p;
- int fd;
- int i;
- struct passwd *pw;
- struct vol_option save_options[VOLOPT_NUM];
- struct vol_option default_options[VOLOPT_NUM];
- struct vol_option options[VOLOPT_NUM];
-
- LOG(log_debug, logtype_afpd, "readvolfile: BEGIN");
-
- memset(default_options, 0, sizeof(default_options));
-
- /* Enable some default options for all volumes */
- default_options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_UNIX_PRIV;
-#ifdef HAVE_ACLS
- default_options[VOLOPT_FLAGS].i_value |= AFPVOL_ACLS;
-#endif
- default_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
- default_options[VOLOPT_UMASK].i_value = obj->options.umask;
- memcpy(save_options, default_options, sizeof(options));
-
- int secnum = iniparser_getnsec(obj->iniconfig);
- LOG(log_debug, logtype_afpd, "readvolfile: sections: %d", secnum);
- const char *secname;
-
- for (i = 0; i < secnum; i++) {
- secname = iniparser_getsecname(obj->iniconfig, i);
- if (!vol_section(secname))
- continue;
-
- strlcpy(volname, secname, AFPVOL_U8MNAMELEN);
- LOG(log_debug, logtype_afpd, "readvolfile: volume: %s", volname);
-
- if ((p = iniparser_getstrdup(obj->iniconfig, secname, "path", NULL)) == NULL)
- continue;
- strlcpy(path, p, MAXPATHLEN);
- strcpy(tmp, path);
-
-
- if (!pwent && obj->username)
- pwent = getpwnam(obj->username);
-
- if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
- continue;
-
- memcpy(options, default_options, sizeof(options));
- volset(obj->iniconfig, secname, options, default_options);
-
- /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
- allow -> either no list (-1), or in list (1)
- deny -> either no list (-1), or not in list (0) */
- if (parent_or_child == 0
- ||
- (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
- (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
- hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
- (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
-
- /* handle read-only behaviour. semantics:
- * 1) neither the rolist nor the rwlist exist -> rw
- * 2) rolist exists -> ro if user is in it.
- * 3) rwlist exists -> ro unless user is in it. */
- if (parent_or_child == 1
- &&
- ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
- &&
- ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
- !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
- options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
-
- /* do variable substitution for volname */
- if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL) {
- volfree(options, default_options);
- continue;
- }
-
- creatvol(obj, pwent, path, tmp, options);
- }
- volfree(options, default_options);
+ if (vol->v_root_postexec) {
+ afprun(1, vol->v_root_postexec, NULL);
}
- volfree(save_options, NULL);
- p1->loaded = 1;
- return( 0 );
-}
-/* ------------------------------- */
-static void volume_free(struct vol *vol)
-{
- free(vol->v_localname);
- vol->v_localname = NULL;
- free(vol->v_u8mname);
- vol->v_u8mname = NULL;
- free(vol->v_macname);
- vol->v_macname = NULL;
- free(vol->v_path);
- free(vol->v_password);
- free(vol->v_veto);
- free(vol->v_volcodepage);
- free(vol->v_maccodepage);
- free(vol->v_cnidscheme);
- free(vol->v_dbpath);
- free(vol->v_gvs);
- if (vol->v_uuid)
- free(vol->v_uuid);
-}
-
-/* ------------------------------- */
-static void free_volumes(void )
-{
- struct vol *vol;
- struct vol *nvol, *ovol;
-
- for ( vol = Volumes; vol; vol = vol->v_next ) {
- if (( vol->v_flags & AFPVOL_OPEN ) ) {
- vol->v_deleted = 1;
- continue;
- }
+ if (vol->v_deleted) {
+ showvol(vol->v_name);
volume_free(vol);
- }
-
- for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
- nvol = vol->v_next;
-
- if (vol->v_localname == NULL) {
- if (Volumes == vol) {
- Volumes = nvol;
- ovol = Volumes;
- }
- else {
- ovol->v_next = nvol;
- }
- free(vol);
- }
- else {
- ovol = vol;
- }
+ volume_unlink(vol);
+ free(vol);
}
}
-/* ------------------------------- */
-static void volume_unlink(struct vol *volume)
-{
- struct vol *vol, *ovol, *nvol;
-
- if (volume == Volumes) {
- Volumes = Volumes->v_next;
- return;
- }
- for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
- nvol = vol->v_next;
-
- if (vol == volume) {
- ovol->v_next = nvol;
- break;
- }
- else {
- ovol = vol;
- }
- }
-}
/*!
* Read band-size info from Info.plist XML file of an TM sparsebundle
*
EC_EXIT;
}
-static int getvolspace(struct vol *vol,
+static int getvolspace(const AFPObj *obj, struct vol *vol,
uint32_t *bfree, uint32_t *btotal,
VolSpace *xbfree, VolSpace *xbtotal, uint32_t *bsize)
{
#ifndef NO_QUOTA_SUPPORT
if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
- if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
+ if ( uquota_getvolspace(obj, vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
*xbfree = MIN(*xbfree, qfree);
*xbtotal = MIN(*xbtotal, qtotal);
{
static time_t last;
time_t now = time(NULL);
- struct vol *vol = Volumes;
+ struct vol *vol = getvolumes();
if ((last + FCE_TM_DELTA) < now) {
last = now;
static void vol_setdate(uint16_t id, struct adouble *adp, time_t date)
{
struct vol *volume;
- struct vol *vol = Volumes;
+ struct vol *vol = getvolumes();
- for ( volume = Volumes; volume; volume = volume->v_next ) {
+ for ( volume = getvolumes(); volume; volume = volume->v_next ) {
if (volume->v_vid == id) {
vol = volume;
}
else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
date = date+1;
- volume = Volumes; /* restart */
+ volume = getvolumes(); /* restart */
}
}
vol->v_ctime = AD_DATE_FROM_UNIX(date);
}
/* ----------------------- */
-static int getvolparams( uint16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
+static int getvolparams(const AFPObj *obj, uint16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
{
struct adouble ad;
int bit = 0, isad = 1;
if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
(1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
(1<<VOLPBIT_BSIZE)) ) != 0 ) {
- if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
+ if ( getvolspace(obj, vol, &bfree, &btotal, &xbfree, &xbtotal,
&bsize) != AFP_OK ) {
if ( isad ) {
ad_close( &ad, ADFLAGS_HF );
}
/* ------------------------- */
-static int stat_vol(uint16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
+static int stat_vol(const AFPObj *obj, uint16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
{
struct stat st;
int ret;
vol->v_dev = st.st_dev;
buflen = *rbuflen - sizeof( bitmap );
- if (( ret = getvolparams( bitmap, vol, &st,
+ if (( ret = getvolparams(obj, bitmap, vol, &st,
rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
*rbuflen = 0;
return( ret );
}
-/* ------------------------------- */
-void load_volumes(AFPObj *obj)
-{
- EC_INIT;
- int fd = -1;
- struct passwd *pwent;
- struct stat st;
- int retries = 0;
-
- if (parent_or_child == 0) {
- LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
- } else {
- LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
- }
-
- if (Volumes) {
- if (!volfile_changed(&obj->options))
- return;
- free_volumes();
- }
-
- /* try putting a read lock on the volume file twice, sleep 1 second if first attempt fails */
-
- fd = open(obj->options.configfile, O_RDONLY);
-
- while (retries < 2) {
- if ((read_lock(fd, 0, SEEK_SET, 0)) != 0) {
- retries++;
- if (!retries) {
- LOG(log_error, logtype_afpd, "readvolfile: can't lock configfile \"%s\"",
- obj->options.configfile);
- EC_FAIL;
- }
- sleep(1);
- continue;
- }
- break;
- }
-
- if (obj->iniconfig)
- iniparser_freedict(obj->iniconfig);
- LOG(log_debug, logtype_afpd, "load_volumes: reloading: %s", obj->options.configfile);
- obj->iniconfig = iniparser_load(obj->options.configfile);
-
- if (obj->username)
- pwent = getpwnam(obj->username);
- else
- pwent = NULL;
-
- readvolfile(obj, &obj->options.volfile, pwent);
-
- if ( obj->options.flags & OPTION_CLOSEVOL) {
- struct vol *vol;
- for ( vol = Volumes; vol; vol = vol->v_next ) {
- if (vol->v_deleted && !vol->v_new ) {
- of_closevol(vol);
- deletevol(vol);
- vol = Volumes;
- }
- }
- }
-
-EC_CLEANUP:
- if (fd != -1)
- (void)close(fd);
- return;
-}
-
/* ------------------------------- */
int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
{
int vcnt;
size_t len;
- load_volumes(obj);
+ load_volumes(obj, of_closevol);
data = rbuf + 5;
- for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
+ for ( vcnt = 0, volume = getvolumes(); volume; volume = volume->v_next ) {
if (!(volume->v_flags & AFPVOL_NOSTAT)) {
struct maccess ma;
if (!S_ISDIR(st.st_mode)) {
continue; /* not a dir */
}
- accessmode(volume, volume->v_path, &ma, NULL, &st);
+ accessmode(obj, volume, volume->v_path, &ma, NULL, &st);
if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
continue; /* no r-x access */
}
return (!volume->v_cdb)?-1:0;
}
-/*
- Check if the underlying filesystem supports EAs.
- If not, switch to ea:ad.
- As we can't check (requires write access) on ro-volumes, we switch ea:auto
- volumes that are options:ro to ea:none.
-*/
-static int do_check_ea_support(const struct vol *vol)
-{
- int haseas;
- char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
- const char *eacontent = "yes";
-
- if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
- LOG(log_note, logtype_afpd, "read-only volume '%s', can't test for EA support, assuming yes", vol->v_localname);
- return 1;
- }
-
- mktemp(eaname);
-
- become_root();
-
- if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
- sys_removexattr(vol->v_path, eaname);
- haseas = 1;
- } else {
- LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes",
- vol->v_localname);
- haseas = 0;
- }
-
- unbecome_root();
-
- return haseas;
-}
-
-static void check_ea_support(struct vol *vol)
-{
- int haseas;
- char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
- const char *eacontent = "yes";
-
- haseas = do_check_ea_support(vol);
-
- if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
- if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
- LOG(log_info, logtype_afpd, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
- vol->v_vfs_ea = AFPVOL_EA_NONE;
- return;
- }
-
- if (haseas) {
- vol->v_vfs_ea = AFPVOL_EA_SYS;
- } else {
- LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
- vol->v_localname);
- vol->v_vfs_ea = AFPVOL_EA_AD;
- }
- }
-
- if (vol->v_adouble == AD_VERSION_EA) {
- if (!haseas)
- vol->v_adouble = AD_VERSION2;
- }
-}
-
/* -------------------------
* we are the user here
*/
if ((len + 1) & 1) /* pad to an even boundary */
ibuf++;
- load_volumes(obj);
+ load_volumes(obj, of_closevol);
- for ( volume = Volumes; volume; volume = volume->v_next ) {
+ for ( volume = getvolumes(); volume; volume = volume->v_next ) {
if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
break;
}
if (( volume->v_flags & AFPVOL_OPEN ) ) {
/* the volume is already open */
- return stat_vol(bitmap, volume, rbuf, rbuflen);
+ return stat_vol(obj, bitmap, volume, rbuf, rbuflen);
}
if (volume->v_root_preexec) {
goto openvol_err;
}
- ret = stat_vol(bitmap, volume, rbuf, rbuflen);
+ ret = stat_vol(obj, bitmap, volume, rbuf, rbuflen);
if (ret == AFP_OK) {
handle_special_folders(volume);
goto openvol_err;
}
}
- else {
- p = Trash;
- cname( volume, volume->v_root, &p );
- }
return( AFP_OK );
}
return ret;
}
-/* ------------------------- */
-static void closevol(struct vol *vol)
-{
- if (!vol)
- return;
-
- dir_free( vol->v_root );
- vol->v_root = NULL;
- if (vol->v_cdb != NULL) {
- cnid_close(vol->v_cdb);
- vol->v_cdb = NULL;
- }
-
- if (vol->v_postexec) {
- afprun(0, vol->v_postexec, NULL);
- }
- if (vol->v_root_postexec) {
- afprun(1, vol->v_root_postexec, NULL);
- }
-}
-
/* ------------------------- */
void close_all_vol(void)
{
struct vol *ovol;
curdir = NULL;
- for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
+ for ( ovol = getvolumes(); ovol; ovol = ovol->v_next ) {
if ( (ovol->v_flags & AFPVOL_OPEN) ) {
ovol->v_flags &= ~AFPVOL_OPEN;
closevol(ovol);
}
}
-/* ------------------------- */
-static void deletevol(struct vol *vol)
-{
- struct vol *ovol;
-
- vol->v_flags &= ~AFPVOL_OPEN;
- for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
- if ( (ovol->v_flags & AFPVOL_OPEN) ) {
- break;
- }
- }
- if ( ovol != NULL ) {
- /* Even if chdir fails, we can't say afp_closevol fails. */
- if ( chdir( ovol->v_path ) == 0 ) {
- curdir = ovol->v_root;
- }
- }
-
- closevol(vol);
- if (vol->v_deleted) {
- showvol(vol->v_name);
- volume_free(vol);
- volume_unlink(vol);
- free(vol);
- }
-}
-
/* ------------------------- */
int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
{
return( AFPERR_PARAM );
}
- deletevol(vol);
- current_vol = NULL;
+ (void)chdir("/");
+ closevol(vol);
return( AFP_OK );
}
-/* ------------------------- */
-struct vol *getvolbyvid(const uint16_t vid )
-{
- struct vol *vol;
-
- for ( vol = Volumes; vol; vol = vol->v_next ) {
- if ( vid == vol->v_vid ) {
- break;
- }
- }
- if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
- return( NULL );
- }
-
- current_vol = vol;
-
- return( vol );
-}
-
/* --------------------------
poll if a volume is changed by other processes.
return
if ( gettimeofday( &tv, NULL ) < 0 )
return 0;
- for ( vol = Volumes; vol; vol = vol->v_next ) {
+ for ( vol = getvolumes(); vol; vol = vol->v_next ) {
if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
vol->v_mtime = st.st_mtime;
}
/* ------------------------- */
-int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
+int afp_getvolparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
{
struct vol *vol;
uint16_t vid, bitmap;
return( AFPERR_PARAM );
}
- return stat_vol(bitmap, vol, rbuf, rbuflen);
+ return stat_vol(obj, bitmap, vol, rbuf, rbuflen);
}
/* ------------------------- */
static void handle_special_folders (const struct vol * vol)
{
const _special_folder *p = &special_folders[0];
- uid_t process_uid;
- process_uid = geteuid();
- if (process_uid) {
- if (seteuid(0) == -1) {
- process_uid = 0;
- }
- }
+ become_root();
for (; p->name != NULL; p++) {
create_special_folder (vol, p);
}
- if (process_uid) {
- if (seteuid(process_uid) == -1) {
- LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
- exit(EXITERR_SYS);
- }
- }
-}
-
-const struct vol *getvolumes(void)
-{
- return Volumes;
-}
-
-void unload_volumes(void)
-{
- LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
- free_volumes();
-}
-
-/*
- * Get a volumes UUID from the config file.
- * If there is none, it is generated and stored there.
- *
- * Returns pointer to allocated storage on success, NULL on error.
- */
-static char *get_vol_uuid(const AFPObj *obj, const char *volname)
-{
- char *volname_conf;
- char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
- FILE *fp;
- struct stat tmpstat;
- int fd;
-
- if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
- /* scan in the conf file */
- while (fgets(buf, sizeof(buf), fp) != NULL) {
- p = buf;
- while (p && isblank(*p))
- p++;
- if (!p || (*p == '#') || (*p == '\n'))
- continue; /* invalid line */
- if (*p == '"') {
- p++;
- if ((volname_conf = strtok( p, "\"" )) == NULL)
- continue; /* syntax error */
- } else {
- if ((volname_conf = strtok( p, " \t" )) == NULL)
- continue; /* syntax error: invalid name */
- }
- p = strchr(p, '\0');
- p++;
- if (*p == '\0')
- continue; /* syntax error */
-
- if (strcmp(volname, volname_conf) != 0)
- continue; /* another volume name */
-
- while (p && isblank(*p))
- p++;
-
- if (sscanf(p, "%36s", uuid) == 1 ) {
- for (int i=0; uuid[i]; i++)
- uuid[i] = toupper(uuid[i]);
- LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
- fclose(fp);
- return strdup(uuid);
- }
- }
- }
-
- if (fp)
- fclose(fp);
-
- /* not found or no file, reopen in append mode */
-
- if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
- if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
- LOG(log_error, logtype_afpd, "ERROR: Cannot create %s (%s).",
- obj->options.uuidconf, strerror(errno));
- return NULL;
- }
- if (( fp = fdopen( fd, "w" )) == NULL ) {
- LOG(log_error, logtype_afpd, "ERROR: Cannot fdopen %s (%s).",
- obj->options.uuidconf, strerror(errno));
- close(fd);
- return NULL;
- }
- } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
- LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
- obj->options.uuidconf, strerror(errno));
- return NULL;
- }
- fseek(fp, 0L, SEEK_END);
- if(ftell(fp) == 0) { /* size = 0 */
- fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
- fprintf(fp, "# This file is auto-generated by afpd\n");
- fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
- } else {
- fseek(fp, -1L, SEEK_END);
- if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
- }
-
- /* generate uuid and write to file */
- atalk_uuid_t id;
- const char *cp;
- randombytes((void *)id, 16);
- cp = uuid_bin2string(id);
-
- LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, cp);
-
- fprintf(fp, "\"%s\"\t%36s\n", volname, cp);
- fclose(fp);
-
- return strdup(cp);
+ unbecome_root();
}
projects / netatalk.git / commitdiff