X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=etc%2Fafpd%2Fvolume.c;h=d15e9a4640a869d6baa1012796f37b3d03264ebd;hb=df7560dfdb12b06090dc4b2c6e88d0858930b591;hp=b73d13c239ece87e8494c127dde753bc8ea7c235;hpb=630e099b8bcd83186cf6df8290d0856f9e801c4f;p=netatalk.git diff --git a/etc/afpd/volume.c b/etc/afpd/volume.c index b73d13c2..d15e9a46 100644 --- a/etc/afpd/volume.c +++ b/etc/afpd/volume.c @@ -14,29 +14,14 @@ #include #include #include -#ifdef HAVE_STRINGS_H -#include -#endif -/* STDC check */ -#if STDC_HEADERS #include -#else /* STDC_HEADERS */ -#ifndef HAVE_STRCHR -#define strchr index -#define strrchr index -#endif /* HAVE_STRCHR */ -char *strchr (), *strrchr (); -#ifndef HAVE_MEMCPY -#define memcpy(d,s,n) bcopy ((s), (d), (n)) -#define memmove(d,s,n) bcopy ((s), (d), (n)) -#endif /* ! HAVE_MEMCPY */ -#endif /* STDC_HEADERS */ #include #include #include #include +#include +#include -#include #include #include #include @@ -45,15 +30,18 @@ char *strchr (), *strrchr (); #include #include #include +#include #include #include - +#include +#include +#include +#include #ifdef CNID_DB #include #endif /* CNID_DB*/ -#include "globals.h" #include "directory.h" #include "file.h" #include "volume.h" @@ -69,17 +57,6 @@ extern int afprun(int root, char *cmd, int *outfd); #define MIN(a, b) ((a) < (b) ? (a) : (b)) #endif /* ! MIN */ -#ifndef NO_LARGE_VOL_SUPPORT -#if BYTE_ORDER == BIG_ENDIAN -#define hton64(x) (x) -#define ntoh64(x) (x) -#else /* BYTE_ORDER == BIG_ENDIAN */ -#define hton64(x) ((u_int64_t) (htonl(((x) >> 32) & 0xffffffffLL)) | \ - (u_int64_t) ((htonl(x) & 0xffffffffLL) << 32)) -#define ntoh64(x) (hton64(x)) -#endif /* BYTE_ORDER == BIG_ENDIAN */ -#endif /* ! NO_LARGE_VOL_SUPPORT */ - #ifndef UUID_PRINTABLE_STRING_LENGTH #define UUID_PRINTABLE_STRING_LENGTH 37 #endif @@ -88,7 +65,7 @@ extern int afprun(int root, char *cmd, int *outfd); struct vol *current_vol; /* last volume from getvolbyvid() */ static struct vol *Volumes = NULL; -static u_int16_t lastvid = 0; +static uint16_t lastvid = 0; static char *Trash = "\02\024Network Trash Folder"; static struct extmap *Extmap = NULL, *Defextmap = NULL; @@ -114,15 +91,7 @@ static void free_extmap(void); #define VOLOPT_MACCHARSET 16 #define VOLOPT_CNIDSCHEME 17 #define VOLOPT_ADOUBLE 18 /* adouble version */ - -#ifdef FORCE_UIDGID -#warning UIDGID -#include "uid.h" - -#define VOLOPT_FORCEUID 19 /* force uid for username x */ -#define VOLOPT_FORCEGID 20 /* force gid for group x */ -#endif /* FORCE_UIDGID */ - +/* Usable slot: 19/20 */ #define VOLOPT_UMASK 21 #define VOLOPT_ALLOWED_HOSTS 22 #define VOLOPT_DENIED_HOSTS 23 @@ -154,12 +123,7 @@ typedef struct _special_folder { static const _special_folder special_folders[] = { {"Network Trash Folder", 1, 0777, 1}, - {"Temporary Items", 1, 0777, 1}, {".AppleDesktop", 1, 0777, 0}, -#if 0 - {"TheFindByContentFolder", 0, 0, 1}, - {"TheVolumeSettingsFolder", 0, 0, 1}, -#endif {NULL, 0, 0, 0}}; /* Forward declarations */ @@ -273,22 +237,12 @@ static char *volxlate(AFPObj *obj, } else if (is_var(p, "$c")) { if (afpmaster && xlatevolname) return NULL; - if (obj->proto == AFPPROTO_ASP) { - ASP asp = obj->handle; - - len = sprintf(dest, "%u.%u", ntohs(asp->asp_sat.sat_addr.s_net), - asp->asp_sat.sat_addr.s_node); - dest += len; - destlen -= len; - - } else if (obj->proto == AFPPROTO_DSI) { - DSI *dsi = obj->handle; - len = sprintf(dest, "%s:%u", - getip_string((struct sockaddr *)&dsi->client), - getip_port((struct sockaddr *)&dsi->client)); - dest += len; - destlen -= len; - } + DSI *dsi = obj->dsi; + len = sprintf(dest, "%s:%u", + getip_string((struct sockaddr *)&dsi->client), + getip_port((struct sockaddr *)&dsi->client)); + dest += len; + destlen -= len; } else if (is_var(p, "$d")) { if (afpmaster && xlatevolname) return NULL; @@ -310,17 +264,8 @@ static char *volxlate(AFPObj *obj, } else if (is_var(p, "$i")) { if (afpmaster && xlatevolname) return NULL; - if (obj->proto == AFPPROTO_ASP) { - ASP asp = obj->handle; - - len = sprintf(dest, "%u", ntohs(asp->asp_sat.sat_addr.s_net)); - dest += len; - destlen -= len; - - } else if (obj->proto == AFPPROTO_DSI) { - DSI *dsi = obj->handle; - q = getip_string((struct sockaddr *)&dsi->client); - } + DSI *dsi = obj->dsi; + q = getip_string((struct sockaddr *)&dsi->client); } else if (is_var(p, "$s")) { if (obj->Obj) q = obj->Obj; @@ -449,16 +394,10 @@ static void volset(struct vol_option *options, struct vol_option *save, else if (strcasecmp(val + 1, "xlateupper") == 0) options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER; } else if (optionok(tmp, "adouble:", val)) { - if (strcasecmp(val + 1, "v1") == 0) - options[VOLOPT_ADOUBLE].i_value = AD_VERSION1; -#if AD_VERSION == AD_VERSION2 - else if (strcasecmp(val + 1, "v2") == 0) + if (strcasecmp(val + 1, "v2") == 0) options[VOLOPT_ADOUBLE].i_value = AD_VERSION2; - else if (strcasecmp(val + 1, "osx") == 0) - options[VOLOPT_ADOUBLE].i_value = AD_VERSION2_OSX; - else if (strcasecmp(val + 1, "sfm") == 0) - options[VOLOPT_ADOUBLE].i_value = AD_VERSION1_SFM; -#endif + else if (strcasecmp(val + 1, "ea") == 0) + options[VOLOPT_ADOUBLE].i_value = AD_VERSION_EA; } else if (optionok(tmp, "options:", val)) { char *p; @@ -466,15 +405,7 @@ static void volset(struct vol_option *options, struct vol_option *save, return; while (p) { - if (strcasecmp(p, "prodos") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL; - else if (strcasecmp(p, "mswindows") == 0) { - options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS | AFPVOL_USEDOTS; - } else if (strcasecmp(p, "crlf") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF; - else if (strcasecmp(p, "noadouble") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE; - else if (strcasecmp(p, "ro") == 0) + 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; @@ -482,15 +413,6 @@ static void volset(struct vol_option *options, struct vol_option *save, options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS; else if (strcasecmp(p, "invisibledots") == 0) options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS; - else if (strcasecmp(p, "limitsize") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE; - /* support for either "dropbox" or "dropkludge" */ - else if (strcasecmp(p, "dropbox") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX; - else if (strcasecmp(p, "dropkludge") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX; - else if (strcasecmp(p, "nofileid") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID; else if (strcasecmp(p, "nostat") == 0) options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT; else if (strcasecmp(p, "preexec_close") == 0) @@ -505,17 +427,16 @@ static void volset(struct vol_option *options, struct vol_option *save, options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN; else if (strcasecmp(p, "illegalseq") == 0) options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ; - else if (strcasecmp(p, "nocnidcache") == 0) - options[VOLOPT_FLAGS].i_value &= ~AFPVOL_CACHE; 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; -/* Found this in branch dir-rewrite, maybe we want to use it sometimes */ -#if 0 - else if (strcasecmp(p, "cdrom") == 0) - options[VOLOPT_FLAGS].i_value |= AFPVOL_CDROM | AFPVOL_RO; -#endif + 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, ","); } @@ -544,16 +465,6 @@ static void volset(struct vol_option *options, struct vol_option *save, options[VOLOPT_DFLTPERM].i_value = (int)strtol(val+1, NULL, 8); } else if (optionok(tmp, "password:", val)) { setoption(options, save, VOLOPT_PASSWORD, val); - -#ifdef FORCE_UIDGID - - /* this code allows forced uid/gid per volume settings */ - } else if (optionok(tmp, "forceuid:", val)) { - setoption(options, save, VOLOPT_FORCEUID, val); - } else if (optionok(tmp, "forcegid:", val)) { - setoption(options, save, VOLOPT_FORCEGID, val); - -#endif /* FORCE_UIDGID */ } else if (optionok(tmp, "root_preexec:", val)) { setoption(options, save, VOLOPT_ROOTPREEXEC, val); @@ -615,7 +526,7 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, char tmpname[AFPVOL_U8MNAMELEN+1]; ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2]; char suffix[6]; /* max is #FFFF */ - u_int16_t flags; + uint16_t flags; LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name); @@ -674,7 +585,14 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, 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); + 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); @@ -682,15 +600,24 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, } /* Secondly convert name from maccharset to UCS2 */ - if ( 0 >= ( macvlen = convert_string(obj->options.maccharset, CH_UCS2, tmpname, tmpvlen, mactmpname, AFPVOL_U8MNAMELEN*2)) ) + 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 (( strcasecmp_w( volume->v_u8mname, u8mtmpname ) == 0 ) || ( strcasecmp_w( volume->v_macname, mactmpname ) == 0 )){ - LOG (log_error, logtype_afpd, "ERROR: Volume name is duplicated. Check AppleVolumes files."); + 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; } @@ -740,9 +667,10 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, volume->v_vid = ++lastvid; volume->v_vid = htons(volume->v_vid); #ifdef HAVE_ACLS - if (check_vol_acl_support(volume)) - volume->v_flags |= AFPVOL_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 */ @@ -756,14 +684,10 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, volume->v_ad_options = 0; if ((volume->v_flags & AFPVOL_NODEV)) volume->v_ad_options |= ADVOL_NODEV; - if ((volume->v_flags & AFPVOL_CACHE)) - volume->v_ad_options |= ADVOL_CACHE; 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 ((volume->v_flags & AFPVOL_NOADOUBLE)) - volume->v_ad_options |= ADVOL_NOADOUBLE; if (options[VOLOPT_PASSWORD].c_value) volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value); @@ -833,19 +757,6 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, if ((volume->v_flags & AFPVOL_EILSEQ)) volume->v_utom_flags |= CONV__EILSEQ; -#ifdef FORCE_UIDGID - if (options[VOLOPT_FORCEUID].c_value) { - volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value); - } else { - volume->v_forceuid = NULL; /* set as null so as to return 0 later on */ - } - - if (options[VOLOPT_FORCEGID].c_value) { - volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value); - } else { - volume->v_forcegid = NULL; /* set as null so as to return 0 later on */ - } -#endif if (!user) { if (options[VOLOPT_PREEXEC].c_value) volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name); @@ -870,8 +781,8 @@ static int creatvol(AFPObj *obj, struct passwd *pwd, check_ea_sys_support(volume); initvol_vfs(volume); - /* get/store uuid from file */ - if (volume->v_flags & AFPVOL_TM) { + /* 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", @@ -969,7 +880,7 @@ static int hostaccessvol(int type, const char *volname, const char *args, const { int mask_int; char buf[MAXPATHLEN + 1], *p, *b; - DSI *dsi = obj->handle; + DSI *dsi = obj->dsi; struct sockaddr_storage client; if (!args) @@ -1176,6 +1087,7 @@ static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int us 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]; struct stat st; @@ -1200,22 +1112,35 @@ static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int us p1->mtime = st.st_mtime; } - if ((read_lock(fd, 0, SEEK_SET, 0)) != 0) { - LOG(log_error, logtype_afpd, "readvolfile: can't lock volume file \"%s\"", path); - if ( fclose( fp ) != 0 ) { - LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) ); + /* try putting a read lock on the volume file twice, sleep 1 second if first attempt fails */ + int retries = 2; + while (1) { + if ((read_lock(fd, 0, SEEK_SET, 0)) != 0) { + retries--; + if (!retries) { + LOG(log_error, logtype_afpd, "readvolfile: can't lock volume file \"%s\"", path); + if ( fclose( fp ) != 0 ) { + LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) ); + } + return -1; + } + sleep(1); + continue; } - return -1; + break; } - memset(save_options, 0, sizeof(save_options)); + memset(default_options, 0, sizeof(default_options)); /* Enable some default options for all volumes */ - save_options[VOLOPT_FLAGS].i_value |= AFPVOL_CACHE; - save_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO; +#ifdef HAVE_ACLS + default_options[VOLOPT_FLAGS].i_value |= AFPVOL_ACLS; +#endif + default_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO; LOG(log_maxdebug, logtype_afpd, "readvolfile: seeding default umask: %04o", obj->options.umask); - save_options[VOLOPT_UMASK].i_value = obj->options.umask; + default_options[VOLOPT_UMASK].i_value = obj->options.umask; + memcpy(save_options, default_options, sizeof(options)); LOG(log_debug, logtype_afpd, "readvolfile: \"%s\"", path); @@ -1230,12 +1155,14 @@ static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int us case ':': /* change the default options for this file */ if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) { + volfree(default_options, save_options); + memcpy(default_options, save_options, sizeof(options)); *tmp = '\0'; for (i = 0; i < VOLOPT_NUM; i++) { if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1, path + VOLOPT_DEFAULT_LEN) < 0) break; - volset(save_options, NULL, tmp, sizeof(tmp) - 1, + volset(default_options, NULL, tmp, sizeof(tmp) - 1, path + VOLOPT_DEFAULT_LEN); } } @@ -1274,7 +1201,7 @@ static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int us * able to specify things in any order, but i don't want to * re-write everything. */ - memcpy(options, save_options, sizeof(options)); + memcpy(options, default_options, sizeof(options)); *volname = '\0'; /* read in up to VOLOP_NUM possible options */ @@ -1282,7 +1209,7 @@ static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int us if (parseline( sizeof( tmp ) - 1, tmp ) < 0) break; - volset(options, save_options, volname, sizeof(volname) - 1, tmp); + volset(options, default_options, volname, sizeof(volname) - 1, tmp); } /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.): @@ -1313,7 +1240,7 @@ static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int us creatvol(obj, pwent, path, tmp, options, p2 != NULL); } - volfree(options, save_options); + volfree(options, default_options); break; case '.' : @@ -1352,10 +1279,6 @@ static void volume_free(struct vol *vol) free(vol->v_cnidscheme); free(vol->v_dbpath); free(vol->v_gvs); -#ifdef FORCE_UIDGID - free(vol->v_forceuid); - free(vol->v_forcegid); -#endif /* FORCE_UIDGID */ if (vol->v_uuid) free(vol->v_uuid); } @@ -1414,22 +1337,169 @@ static void volume_unlink(struct vol *volume) } } } +/*! + * Read band-size info from Info.plist XML file of an TM sparsebundle + * + * @param path (r) path to Info.plist file + * @return band-size in bytes, -1 on error + */ +static long long int get_tm_bandsize(const char *path) +{ + EC_INIT; + FILE *file = NULL; + char buf[512]; + long long int bandsize = -1; + + EC_NULL_LOGSTR( file = fopen(path, "r"), + "get_tm_bandsize(\"%s\"): %s", + path, strerror(errno) ); + + while (fgets(buf, sizeof(buf), file) != NULL) { + if (strstr(buf, "band-size") == NULL) + continue; + + if (fscanf(file, " %lld", &bandsize) != 1) { + LOG(log_error, logtype_afpd, "get_tm_bandsize(\"%s\"): can't parse band-size", path); + EC_FAIL; + } + break; + } + +EC_CLEANUP: + if (file) + fclose(file); + LOG(log_debug, logtype_afpd, "get_tm_bandsize(\"%s\"): bandsize: %lld", path, bandsize); + return bandsize; +} + +/*! + * Return number on entries in a directory + * + * @param path (r) path to dir + * @return number of entries, -1 on error + */ +static long long int get_tm_bands(const char *path) +{ + EC_INIT; + long long int count = 0; + DIR *dir = NULL; + const struct dirent *entry; + + EC_NULL( dir = opendir(path) ); + + while ((entry = readdir(dir)) != NULL) + count++; + count -= 2; /* All OSens I'm aware of return "." and "..", so just substract them, avoiding string comparison in loop */ + +EC_CLEANUP: + if (dir) + closedir(dir); + if (ret != 0) + return -1; + return count; +} + +/*! + * Calculate used size of a TimeMachine volume + * + * This assumes that the volume is used only for TimeMachine. + * + * 1) readdir(path of volume) + * 2) for every element that matches regex "\(.*\)\.sparsebundle$" : + * 3) parse "\1.sparsebundle/Info.plist" and read the band-size XML key integer value + * 4) readdir "\1.sparsebundle/bands/" counting files + * 5) calculate used size as: (file_count - 1) * band-size + * + * The result of the calculation is returned in "volume->v_tm_used". + * "volume->v_appended" gets reset to 0. + * "volume->v_tm_cachetime" is updated with the current time from time(NULL). + * + * "volume->v_tm_used" is cached for TM_USED_CACHETIME seconds and updated by + * "volume->v_appended". The latter is increased by X every time the client + * appends X bytes to a file (in fork.c). + * + * @param vol (rw) volume to calculate + * @return 0 on success, -1 on error + */ +#define TM_USED_CACHETIME 60 /* cache for 60 seconds */ +static int get_tm_used(struct vol * restrict vol) +{ + EC_INIT; + long long int bandsize; + VolSpace used = 0; + bstring infoplist = NULL; + bstring bandsdir = NULL; + DIR *dir = NULL; + const struct dirent *entry; + const char *p; + struct stat st; + long int links; + time_t now = time(NULL); + + if (vol->v_tm_cachetime + && ((vol->v_tm_cachetime + TM_USED_CACHETIME) >= now)) { + if (vol->v_tm_used == -1) + EC_FAIL; + vol->v_tm_used += vol->v_appended; + vol->v_appended = 0; + LOG(log_debug, logtype_afpd, "getused(\"%s\"): cached: %" PRIu64 " bytes", + vol->v_path, vol->v_tm_used); + return 0; + } + + vol->v_tm_cachetime = now; + + EC_NULL( dir = opendir(vol->v_path) ); + + while ((entry = readdir(dir)) != NULL) { + if (((p = strstr(entry->d_name, "sparsebundle")) != NULL) + && (strlen(entry->d_name) == (p + strlen("sparsebundle") - entry->d_name))) { + + EC_NULL_LOG( infoplist = bformat("%s/%s/%s", vol->v_path, entry->d_name, "Info.plist") ); + + if ((bandsize = get_tm_bandsize(cfrombstr(infoplist))) == -1) + continue; + + EC_NULL_LOG( bandsdir = bformat("%s/%s/%s/", vol->v_path, entry->d_name, "bands") ); + + if ((links = get_tm_bands(cfrombstr(bandsdir))) == -1) + continue; + + used += (links - 1) * bandsize; + LOG(log_debug, logtype_afpd, "getused(\"%s\"): bands: %" PRIu64 " bytes", + cfrombstr(bandsdir), used); + } + } + + vol->v_tm_used = used; + +EC_CLEANUP: + if (infoplist) + bdestroy(infoplist); + if (bandsdir) + bdestroy(bandsdir); + if (dir) + closedir(dir); + + LOG(log_debug, logtype_afpd, "getused(\"%s\"): %" PRIu64 " bytes", vol->v_path, vol->v_tm_used); + + EC_EXIT; +} static int getvolspace(struct vol *vol, - u_int32_t *bfree, u_int32_t *btotal, - VolSpace *xbfree, VolSpace *xbtotal, u_int32_t *bsize) + uint32_t *bfree, uint32_t *btotal, + VolSpace *xbfree, VolSpace *xbtotal, uint32_t *bsize) { int spaceflag, rc; - u_int32_t maxsize; + uint32_t maxsize; + VolSpace used; #ifndef NO_QUOTA_SUPPORT VolSpace qfree, qtotal; #endif spaceflag = AFPVOL_GVSMASK & vol->v_flags; /* report up to 2GB if afp version is < 2.2 (4GB if not) */ - maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 : - (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE)) - ? 0x7fffffffL : 0xffffffffL); + maxsize = (afp_version < 22) ? 0x7fffffffL : 0xffffffffL; #ifdef AFS if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) { @@ -1444,13 +1514,12 @@ static int getvolspace(struct vol *vol, return( rc ); } -#define min(a,b) ((a)<(b)?(a):(b)) #ifndef NO_QUOTA_SUPPORT if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) { if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) { vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA; - *xbfree = min(*xbfree, qfree); - *xbtotal = min( *xbtotal, qtotal); + *xbfree = MIN(*xbfree, qfree); + *xbtotal = MIN(*xbtotal, qtotal); goto getvolspace_done; } } @@ -1459,57 +1528,43 @@ static int getvolspace(struct vol *vol, getvolspace_done: if (vol->v_limitsize) { - bstring cmdstr; - if ((cmdstr = bformat("du -sh \"%s\" 2> /dev/null | cut -f1", vol->v_path)) == NULL) + if (get_tm_used(vol) != 0) return AFPERR_MISC; - FILE *cmd = popen(cfrombstr(cmdstr), "r"); - bdestroy(cmdstr); - if (cmd == NULL) - return AFPERR_MISC; + *xbtotal = MIN(*xbtotal, (vol->v_limitsize * 1024 * 1024)); + *xbfree = MIN(*xbfree, *xbtotal < vol->v_tm_used ? 0 : *xbtotal - vol->v_tm_used); - char buf[100]; - fgets(buf, 100, cmd); - - if (pclose(cmd) == -1) - return AFPERR_MISC; + LOG(log_debug, logtype_afpd, + "volparams: total: %" PRIu64 ", used: %" PRIu64 ", free: %" PRIu64 " bytes", + *xbtotal, vol->v_tm_used, *xbfree); + } - size_t multi = 0; - if (buf[strlen(buf) - 2] == 'G' || buf[strlen(buf) - 2] == 'g') - /* GB */ - multi = 1024 * 1024 * 1024; - else if (buf[strlen(buf) - 2] == 'M' || buf[strlen(buf) - 2] == 'm') - /* MB */ - multi = 1024 * 1024; - else if (buf[strlen(buf) - 2] == 'K' || buf[strlen(buf) - 2] == 'k') - /* MB */ - multi = 1024; + *bfree = MIN(*xbfree, maxsize); + *btotal = MIN(*xbtotal, maxsize); + return( AFP_OK ); +} - char *p; - if (p = strchr(buf, ',')) - /* ignore fraction */ - *p = 0; - else - /* remove G|M|K char */ - buf[strlen(buf) - 2] = 0; - /* now buf contains only digits */ - long long used = atoll(buf) * multi; - LOG(log_debug, logtype_afpd, "volparams: used on volume: %llu bytes", used); +#define FCE_TM_DELTA 10 /* send notification every 10 seconds */ +void vol_fce_tm_event(void) +{ + static time_t last; + time_t now = time(NULL); + struct vol *vol = Volumes; - *xbtotal = min(*xbtotal, (vol->v_limitsize * 1024 * 1024)); - *xbfree = min(*xbfree, *xbtotal < used ? 0 : *xbtotal - used); + if ((last + FCE_TM_DELTA) < now) { + last = now; + for ( ; vol; vol = vol->v_next ) { + if (vol->v_flags & AFPVOL_TM) + (void)fce_register_tm_size(vol->v_path, vol->v_tm_used + vol->v_appended); + } } - - *bfree = min( *xbfree, maxsize); - *btotal = min( *xbtotal, maxsize); - return( AFP_OK ); } /* ----------------------- * set volume creation date * avoid duplicate, well at least it tries */ -static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date) +static void vol_setdate(uint16_t id, struct adouble *adp, time_t date) { struct vol *volume; struct vol *vol = Volumes; @@ -1528,13 +1583,13 @@ static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date) } /* ----------------------- */ -static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen) +static int getvolparams( uint16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen) { struct adouble ad; int bit = 0, isad = 1; - u_int32_t aint; + uint32_t aint; u_short ashort; - u_int32_t bfree, btotal, bsize; + uint32_t bfree, btotal, bsize; VolSpace xbfree, xbtotal; /* extended bytes */ char *data, *nameoff = NULL; char *slash; @@ -1545,8 +1600,11 @@ static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, cha * For MacOS8.x support we need to create the * .Parent file here if it doesn't exist. */ - ad_init(&ad, vol->v_adouble, vol->v_ad_options); - if ( ad_open_metadata( vol->v_path, ADFLAGS_DIR, O_CREAT, &ad) < 0 ) { + /* Convert adouble:v2 to adouble:ea on the fly */ + (void)ad_convert(vol->v_path, st, vol); + + ad_init(&ad, vol); + if (ad_open(&ad, vol->v_path, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) != 0 ) { isad = 0; vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime); @@ -1603,10 +1661,8 @@ static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, cha } /* prior 2.1 only VOLPBIT_ATTR_RO is defined */ if (afp_version > 20) { - if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL && - (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) { + if (vol->v_cdb != NULL && (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) ashort |= VOLPBIT_ATTR_FILEID; - } ashort |= VOLPBIT_ATTR_CATSEARCH; if (afp_version >= 30) { @@ -1615,7 +1671,8 @@ static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, cha ashort |= VOLPBIT_ATTR_UNIXPRIV; if (vol->v_flags & AFPVOL_TM) ashort |= VOLPBIT_ATTR_TM; - + if (vol->v_flags & AFPVOL_NONETIDS) + ashort |= VOLPBIT_ATTR_NONETIDS; if (afp_version >= 32) { if (vol->v_vfs_ea) ashort |= VOLPBIT_ATTR_EXT_ATTRS; @@ -1677,28 +1734,20 @@ static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, cha #ifndef NO_LARGE_VOL_SUPPORT case VOLPBIT_XBFREE : xbfree = hton64( xbfree ); -#if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG) - bcopy(&xbfree, data, sizeof(xbfree)); -#else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */ memcpy(data, &xbfree, sizeof( xbfree )); -#endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */ data += sizeof( xbfree ); break; case VOLPBIT_XBTOTAL : xbtotal = hton64( xbtotal ); -#if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG) - bcopy(&xbtotal, data, sizeof(xbtotal)); -#else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */ memcpy(data, &xbtotal, sizeof( xbtotal )); -#endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */ data += sizeof( xbfree ); break; #endif /* ! NO_LARGE_VOL_SUPPORT */ case VOLPBIT_NAME : nameoff = data; - data += sizeof( u_int16_t ); + data += sizeof( uint16_t ); break; case VOLPBIT_BSIZE: /* block size */ @@ -1730,14 +1779,14 @@ static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, cha data += aint; } if ( isad ) { - ad_close_metadata( &ad); + ad_close(&ad, ADFLAGS_HF); } *buflen = data - buf; return( AFP_OK ); } /* ------------------------- */ -static int stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen) +static int stat_vol(uint16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen) { struct stat st; int ret; @@ -1863,7 +1912,7 @@ int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf if (!S_ISDIR(st.st_mode)) { continue; /* not a dir */ } - accessmode(volume->v_path, &ma, NULL, &st); + accessmode(volume, volume->v_path, &ma, NULL, &st); if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) { continue; /* no r-x access */ } @@ -1884,13 +1933,6 @@ int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf /* set password bit if there's a volume password */ *data = (volume->v_password) ? AFPSRVR_PASSWD : 0; - /* Apple 2 clients running ProDOS-8 expect one volume to have - bit 0 of this byte set. They will not recognize anything - on the server unless this is the case. I have not - completely worked this out, but it's related to booting - from the server. Support for that function is a ways - off.. */ - *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0; *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */ *data++ = len; memcpy(data, namebuf, len ); @@ -1907,8 +1949,8 @@ int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf return AFPERR_PARAM; } tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec); - memcpy(data, &tv.tv_sec, sizeof( u_int32_t)); - data += sizeof( u_int32_t); + memcpy(data, &tv.tv_sec, sizeof( uint32_t)); + data += sizeof( uint32_t); *data = vcnt; return( AFP_OK ); } @@ -2010,7 +2052,6 @@ static int volume_openDB(struct vol *volume) "Check server messages for details!"); kill(getpid(), SIGUSR2); /* deactivate cnid caching/storing in AppleDouble files */ - volume->v_flags &= ~AFPVOL_CACHE; } #endif } @@ -2078,7 +2119,7 @@ int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t struct dir *dir; int len, ret; size_t namelen; - u_int16_t bitmap; + uint16_t bitmap; char path[ MAXPATHLEN + 1]; char *vol_uname; char *vol_mname; @@ -2133,9 +2174,6 @@ int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t if (( volume->v_flags & AFPVOL_OPEN ) ) { /* the volume is already open */ -#ifdef FORCE_UIDGID - set_uidgid ( volume ); -#endif return stat_vol(bitmap, volume, rbuf, rbuflen); } @@ -2146,10 +2184,6 @@ int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t } } -#ifdef FORCE_UIDGID - set_uidgid ( volume ); -#endif - if (volume->v_preexec) { if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) { LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret ); @@ -2231,7 +2265,7 @@ int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t DIRDID_ROOT_PARENT, DIRDID_ROOT, bfromcstr(volume->v_path), - st.st_ctime) + &st) ) == NULL) { free(vol_mname); LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) ); @@ -2250,14 +2284,13 @@ int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t } ret = stat_vol(bitmap, volume, rbuf, rbuflen); + if (ret == AFP_OK) { + handle_special_folders(volume); + savevolinfo(volume, + volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv, + volume->v_cnidport ? volume->v_cnidport : Cnid_port); - if (!(volume->v_flags & AFPVOL_RO)) { - handle_special_folders( volume ); - savevolinfo(volume, - volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv, - volume->v_cnidport ? volume->v_cnidport : Cnid_port); - } /* * If you mount a volume twice, the second time the trash appears on @@ -2365,7 +2398,7 @@ static void deletevol(struct vol *vol) int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen) { struct vol *vol; - u_int16_t vid; + uint16_t vid; *rbuflen = 0; ibuf += 2; @@ -2381,7 +2414,7 @@ int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_ } /* ------------------------- */ -struct vol *getvolbyvid(const u_int16_t vid ) +struct vol *getvolbyvid(const uint16_t vid ) { struct vol *vol; @@ -2394,10 +2427,6 @@ struct vol *getvolbyvid(const u_int16_t vid ) return( NULL ); } -#ifdef FORCE_UIDGID - set_uidgid ( vol ); -#endif /* FORCE_UIDGID */ - current_vol = vol; return( vol ); @@ -2465,7 +2494,7 @@ int pollvoltime(AFPObj *obj) 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; - if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED)) + if (!obj->attention(obj->dsi, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED)) return -1; return 1; } @@ -2479,12 +2508,6 @@ void setvoltime(AFPObj *obj, struct vol *vol) { struct timeval tv; - /* just looking at vol->v_mtime is broken seriously since updates - * from other users afpd processes never are seen. - * This is not the most elegant solution (a shared memory between - * the afpd processes would come closer) - * [RS] */ - if ( gettimeofday( &tv, NULL ) < 0 ) { LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) ); return; @@ -2502,7 +2525,7 @@ void setvoltime(AFPObj *obj, struct vol *vol) * AFP 3.2 and above clients seem to be ok without so many notification */ if (afp_version < 32 && obj->options.server_notif) { - obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED); + obj->attention(obj->dsi, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED); } } } @@ -2511,7 +2534,7 @@ void setvoltime(AFPObj *obj, struct vol *vol) int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen) { struct vol *vol; - u_int16_t vid, bitmap; + uint16_t vid, bitmap; ibuf += 2; memcpy(&vid, ibuf, sizeof( vid )); @@ -2532,8 +2555,8 @@ int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf { struct adouble ad; struct vol *vol; - u_int16_t vid, bitmap; - u_int32_t aint; + uint16_t vid, bitmap; + uint32_t aint; ibuf += 2; *rbuflen = 0; @@ -2555,9 +2578,8 @@ int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf if (bitmap != (1 << VOLPBIT_BDATE)) return AFPERR_BITMAP; - ad_init(&ad, vol->v_adouble, vol->v_ad_options); - if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR, - 0666, &ad) < 0 ) { + ad_init(&ad, vol); + if ( ad_open(&ad, vol->v_path, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR) < 0 ) { if (errno == EROFS) return AFPERR_VLOCK; @@ -2571,33 +2593,6 @@ int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf return( AFP_OK ); } -/* ------------------------- */ -int wincheck(const struct vol *vol, const char *path) -{ - int len; - - if (!(vol->v_flags & AFPVOL_MSWINDOWS)) - return 1; - - /* empty paths are not allowed */ - if ((len = strlen(path)) == 0) - return 0; - - /* leading or trailing whitespaces are not allowed, carriage returns - * and probably other whitespace is okay, tabs are not allowed - */ - if ((path[0] == ' ') || (path[len-1] == ' ')) - return 0; - - /* certain characters are not allowed */ - if (strpbrk(path, MSWINDOWS_BADCHARS)) - return 0; - - /* everything else is okay */ - return 1; -} - - /* * precreate a folder * this is only intended for folders in the volume root @@ -2607,7 +2602,7 @@ static int create_special_folder (const struct vol *vol, const struct _special_f { char *p,*q,*r; struct adouble ad; - u_int16_t attr; + uint16_t attr; struct stat st; int ret; @@ -2651,9 +2646,9 @@ static int create_special_folder (const struct vol *vol, const struct _special_f if ( !ret && folder->hide) { /* Hide it */ - ad_init(&ad, vol->v_adouble, vol->v_ad_options); - if (ad_open_metadata( p, ADFLAGS_DIR, O_CREAT, &ad) < 0) { - free (p); + ad_init(&ad, vol); + if (ad_open(&ad, p, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) != 0) { + free(p); free(q); return (-1); } @@ -2671,8 +2666,8 @@ static int create_special_folder (const struct vol *vol, const struct _special_f memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr)); } - ad_flush( &ad ); - ad_close_metadata( &ad); + ad_flush(&ad); + ad_close(&ad, ADFLAGS_HF); } free(p); free(q); @@ -2682,13 +2677,25 @@ static int create_special_folder (const struct vol *vol, const struct _special_f static void handle_special_folders (const struct vol * vol) { const _special_folder *p = &special_folders[0]; + uid_t process_uid; - if ((vol->v_flags & AFPVOL_RO)) - return; + process_uid = geteuid(); + if (process_uid) { + if (seteuid(0) == -1) { + process_uid = 0; + } + } 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)