incompatible with older versions :-( */
#define CHAR_OFFSET 0
-
-#define FLAG_DELETE (1<<0)
-#define SAME_MODE (1<<1)
-#define EXTENDED_FLAGS (1<<2)
-#define SAME_RDEV_pre28 EXTENDED_FLAGS /* Only use in protocols < 28 */
-#define SAME_UID (1<<3)
-#define SAME_GID (1<<4)
-#define SAME_DIR (1<<5)
-#define SAME_NAME SAME_DIR
-#define LONG_NAME (1<<6)
-#define SAME_TIME (1<<7)
-#define SAME_HIGH_RDEV (1<<8)
-#define HAS_INODE_DATA (1<<9)
-#define SAME_DEV (1<<10)
-
-/* What flags are relevant after the transfer of the flist is complete? */
-#define LIVE_FLAGS (FLAG_DELETE|HAS_INODE_DATA)
+/* These flags are only used during the flist transfer. */
+
+#define XMIT_TOP_DIR (1<<0)
+#define XMIT_SAME_MODE (1<<1)
+#define XMIT_EXTENDED_FLAGS (1<<2)
+#define XMIT_SAME_RDEV_pre28 XMIT_EXTENDED_FLAGS /* Only in protocols < 28 */
+#define XMIT_SAME_UID (1<<3)
+#define XMIT_SAME_GID (1<<4)
+#define XMIT_SAME_NAME (1<<5)
+#define XMIT_LONG_NAME (1<<6)
+#define XMIT_SAME_TIME (1<<7)
+#define XMIT_SAME_HIGH_RDEV (1<<8)
+#define XMIT_HAS_IDEV_DATA (1<<9)
+#define XMIT_SAME_DEV (1<<10)
+
+/* These flags are used in the live flist data. */
+
+#define FLAG_TOP_DIR (1<<0)
+#define FLAG_HLINK_EOL (1<<1) /* generator only */
+#define FLAG_MOUNT_POINT (1<<2) /* sender only */
/* update this if you make incompatible changes */
#define PROTOCOL_VERSION 28
* unlikely to begin by sending a byte between MIN_PROTOCL_VERSION and
* MAX_PROTOCOL_VERSION. */
-#define MIN_PROTOCOL_VERSION 19
-#define OLD_PROTOCOL_VERSION 20
+#define MIN_PROTOCOL_VERSION 20
+#define OLD_PROTOCOL_VERSION 25
#define MAX_PROTOCOL_VERSION 40
#define RSYNC_PORT 873
#define ADD_INCLUDE 1
#define ADD_EXCLUDE 0
-/* Log values. I *think* what these mean is: FLOG goes to the server
- * logfile; FERROR and FINFO try to end up on the client, with
- * different levels of filtering. */
-enum logcode {FNONE=0, FERROR=1, FINFO=2, FLOG=3 };
+#define FULL_FLUSH 1
+#define NORMAL_FLUSH 0
+
+
+/* Log-message categories. FLOG is only used on the daemon side to
+ * output messages to the log file. */
+enum logcode { FERROR=1, FINFO=2, FLOG=3 };
+
+/* Messages types that are sent over the message channel. The logcode
+ * values must all be present here with identical numbers. */
+enum msgcode {
+ MSG_DATA=0, /* raw data on the multiplexed stream */
+ MSG_ERROR=FERROR, MSG_INFO=FINFO, MSG_LOG=FLOG, /* remote logging */
+ MSG_REDO=4, /* reprocess indicated flist index */
+ MSG_DONE=5, /* current phase is done */
+};
#include "errcode.h"
#include <assert.h>
+#include "lib/pool_alloc.h"
#define BOOL int
#define GID_NONE (gid_t) -1
-struct file_struct {
- time_t modtime;
- OFF_T length;
- mode_t mode;
+#define HL_CHECK_MASTER 0
+#define HL_SKIP 1
+
+struct hlink {
+ int hlindex;
+ struct file_struct *next;
+};
+struct idev {
INO64_T inode;
- /** Device this file lives upon */
DEV64_T dev;
+};
- /** If this is a device node, the device number. */
- DEV64_T rdev;
- uid_t uid;
- gid_t gid;
+#define F_DEV link_u.idev->dev
+#define F_INODE link_u.idev->inode
+
+#define F_HLINDEX link_u.links->hlindex
+#define F_NEXT link_u.links->next
+
+struct file_struct {
+ time_t modtime;
+ OFF_T length;
+ mode_t mode;
+ union {
+ DEV64_T rdev; /* The device number, if this is a device */
+ char *sum; /* Only a normal file can have a checksum */
+ char *link; /* Holds symlink string, if a symlink */
+ } u;
+ union {
+ struct idev *idev;
+ struct hlink *links;
+ } link_u;
char *basename;
char *dirname;
char *basedir;
- char *link;
- char *sum;
- unsigned short flags;
+ uid_t uid;
+ gid_t gid;
+ uchar flags; /* this item MUST remain last */
};
+/*
+ * Start the flist array at FLIST_START entries and grow it
+ * by doubling until FLIST_LINEAR then grow by FLIST_LINEAR
+ */
+#define FLIST_START (32 * 1024)
+#define FLIST_LINEAR (FLIST_START * 512)
+/*
+ * Extent size for allocation pools A minimum size of 128KB
+ * is needed to mmap them so that freeing will release the
+ * space to the OS.
+ *
+ * Larger sizes reduce leftover fragments and speed free calls
+ * (when they happen) Smaller sizes increase the chance of
+ * freed allocations freeing whole extents.
+ */
-#define ARENA_SIZE (32 * 1024)
+#define FILE_EXTENT (256 * 1024)
+#define HLINK_EXTENT (128 * 1024)
-struct string_area {
- char *base;
- char *end;
- char *current;
- struct string_area *next;
-};
+#define WITH_HLINK 1
+#define WITHOUT_HLINK 0
struct file_list {
int count;
int malloced;
+ alloc_pool_t file_pool;
+ alloc_pool_t hlink_pool;
struct file_struct **files;
- struct string_area *string_area;
};
struct sum_buf {
int flist_size;
int num_files;
int num_transferred_files;
+ int current_file_index;
};
#define exit_cleanup(code) _exit_cleanup(code, __FILE__, __LINE__)
+#ifdef HAVE_GETEUID
+#define MY_UID() geteuid()
+#else
+#define MY_UID() getuid()
+#endif
+
+#ifdef HAVE_GETEGID
+#define MY_GID() getegid()
+#else
+#define MY_GID() getgid()
+#endif
extern int verbose;