Add support for Alpine Linux 3.21 / linux-musl

cli/src/cli-cmd-volume.c

@@ -446,6 +446,7 @@ cli_cmd_get_confirmation(struct cli_state *state, const char *question)
         return GF_ANSWER_YES;
 
     printf("%s (y/n) ", question);
+    fflush(stdout);
 
     if (fgets(answer, 4, stdin) == NULL) {
         cli_out("gluster cli read error");

configure.ac

@@ -1108,6 +1108,9 @@ case $host_os in
     *netbsd*)
     ARGP_LDADD=-largp
     ;;
+    linux-musl*)
+    ARGP_LDADD=-largp
+    ;;
 esac
 dnl argp-standalone does not provide a pkg-config file
 AC_CHECK_HEADER([argp.h], AC_DEFINE(HAVE_ARGP, 1, [have argp]))
@@ -1441,6 +1444,14 @@ prefix=$old_prefix
 
 GFAPI_EXTRA_LDFLAGS='-Wl,--version-script=$(top_srcdir)/api/src/gfapi.map'
 case $host_os in
+     linux-musl*)
+        GF_HOST_OS="GF_LINUX_HOST_OS"
+        GF_FUSE_CFLAGS="-DFUSERMOUNT_DIR=\\\"\$(bindir)\\\""
+        GLUSTERD_WORKDIR="${LOCALSTATEDIR}/lib/glusterd"
+        GF_CFLAGS="${GF_CFLAGS} -I/usr/include/arch/common -DREDEFINE_QUAD_T -Doff64_t=int64_t -D__off64_t=int64_t -DF_SETLK64=F_SETLK -DF_SETLKW64=F_SETLKW -DF_GETLK64=F_GETLK -DUSE_LIBUCONTEXT=1"
+        GF_LDFLAGS="-lbsd -lucontext ${GF_LDFLAGS}"
+        GF_LDADD="${ARGP_LDADD}"
+        ;;
      linux*)
         GF_HOST_OS="GF_LINUX_HOST_OS"
         GF_FUSE_CFLAGS="-DFUSERMOUNT_DIR=\\\"\$(bindir)\\\""

contrib/fuse-lib/mount-gluster-compat.h

@@ -15,6 +15,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <string.h>
 #include <stddef.h>
 #include <limits.h>
 #include <fcntl.h>
@@ -91,6 +92,7 @@ typedef long long mount_flag_t;
 #define _PATH_MOUNT "/sbin/mount"
 #endif
 
+#include "glusterfs/compat.h"
 #ifdef FUSE_UTIL
 #define MALLOC(size) malloc (size)
 #define FREE(ptr) free (ptr)

contrib/fuse-util/fusermount.c

@@ -14,6 +14,7 @@
 #ifndef HAVE_UMOUNT2
 #include "mount-gluster-compat.h"
 #endif
+#include "glusterfs/compat.h"
 
 #include <stdio.h>
 #include <stdlib.h>

extras/quota/xattr_analysis.py

@@ -21,7 +21,7 @@
 LOG_FILE=sys.argv[1]
 
 def get_quota_xattr_brick():
-    out = subprocess.check_output (["/usr/bin/cat", LOG_FILE])
+    out = subprocess.check_output (["/bin/cat", LOG_FILE])
     pairs = out.splitlines()
 
     xdict = {}

glusterfsd/src/glusterfsd.c

@@ -15,6 +15,7 @@
 #include <pthread.h>
 #include <errno.h>
 #include <pwd.h>
+#include <libgen.h>
 
 #ifdef GF_LINUX_HOST_OS
 #ifdef HAVE_LINUX_OOM_H

libglusterfs/src/glusterfs/compat-errno.h

@@ -12,6 +12,7 @@
 #define __COMPAT_ERRNO_H__
 
 #include <errno.h>
+#include <stdint.h>
 
 #define GF_ERROR_CODE_SUCCESS 0
 #define GF_ERROR_CODE_UNKNOWN 1024

libglusterfs/src/glusterfs/compat.h

@@ -12,13 +12,35 @@
 #define __COMPAT_H__
 
 #include <stdint.h>
+#include <sys/types.h>
 
 #ifndef LLONG_MAX
 #define LLONG_MAX __LONG_LONG_MAX__ /* compat with old gcc */
 #endif                              /* LLONG_MAX */
 
+#include <libgen.h>
+#include <string.h>
+
 #ifdef GF_LINUX_HOST_OS
 
+#ifndef HAVE_OFF64_T
+typedef int64_t off64_t;
+#endif
+
+#ifdef REDEFINE_QUAD_T
+#define u_quad_t uint64_t
+#define quad_t int64_t
+#endif
+
+#ifndef HAVE_INET_NET_PTON
+#include <stddef.h>
+int
+inet_net_pton(int af, const char *src, void *dst, size_t size);
+#endif
+#ifndef _PATH_MOUNTED
+#define _PATH_MOUNTED "/etc/mtab"
+#endif
+
 #define UNIX_PATH_MAX 108
 
 #include <sys/un.h>

libglusterfs/src/glusterfs/syscall.h

@@ -19,6 +19,7 @@
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <stdio.h>
+#include "glusterfs/compat.h"
 
 /* GF follows the Linux XATTR definition, which differs in Darwin. */
 #define GF_XATTR_CREATE 0x1  /* set value, fail if attr already exists */

libglusterfs/src/syncop.c

@@ -23,6 +23,14 @@
 #include <valgrind/valgrind.h>
 #endif
 
+#ifdef USE_LIBUCONTEXT
+#include <libucontext/libucontext.h>
+#define getcontext libucontext_getcontext
+#define makecontext libucontext_makecontext
+#define setcontext libucontext_setcontext
+#define swapcontext libucontext_swapcontext
+#endif
+
 int
 syncopctx_setfsuid(void *uid)
 {

xlators/cluster/afr/src/afr.h

@@ -11,6 +11,7 @@
 #ifndef __AFR_H__
 #define __AFR_H__
 
+#include <libgen.h>
 #include <glusterfs/call-stub.h>
 #include <glusterfs/compat-errno.h>
 #include "afr-mem-types.h"

xlators/features/changelog/src/changelog-helpers.c

@@ -20,6 +20,7 @@
 #include "changelog-rpc-common.h"
 #include <pthread.h>
 #include <time.h>
+#include <libgen.h>
 
 static void
 changelog_cleanup_free_mutex(void *arg_mutex)

xlators/mgmt/glusterd/src/glusterd-quota.c

@@ -32,6 +32,10 @@
 #endif
 #endif
 
+#if !defined(STAT_COMMAND)
+#define STAT_COMMAND "/usr/bin/stat"
+#endif
+
 /* Any negative pid to make it special client */
 #define QUOTA_CRAWL_PID "-100"
 
@@ -378,7 +382,7 @@ _glusterd_quota_initiate_fs_crawl(glusterd_conf_t *priv,
         if (type == GF_QUOTA_OPTION_TYPE_ENABLE ||
             type == GF_QUOTA_OPTION_TYPE_ENABLE_OBJECTS)
             runner_add_args(&runner, "/usr/bin/find", ".", "-exec",
-                            "/usr/bin/stat", "{}", "\\", ";", NULL);
+                            STAT_COMMAND, "{}", "\\", ";", NULL);
 
         else if (type == GF_QUOTA_OPTION_TYPE_DISABLE) {
 #if defined(GF_DARWIN_HOST_OS)

xlators/mgmt/glusterd/src/snapshot/glusterd-zfs-snapshot.c

@@ -26,7 +26,9 @@
 #include "mntent_compat.h"
 #endif
 
+#if !defined(ZFS_COMMAND)
 #define ZFS_COMMAND "/sbin/zfs"
+#endif
 
 extern char snap_mount_dir[VALID_GLUSTERD_PATHMAX];
 
@@ -49,7 +51,8 @@ glusterd_zfs_dataset(char *brick_path, char **pool_name)
     snprintf(msg, sizeof(msg),
              "running zfs command, "
              "for getting zfs pool name from brick path");
-    runner_add_args(&runner, "zfs", "list", "-Ho", "name", brick_path, NULL);
+    runner_add_args(&runner, ZFS_COMMAND, "list", "-Ho", "name", brick_path,
+                    NULL);
     runner_redir(&runner, STDOUT_FILENO, RUN_PIPE);
     runner_log(&runner, "", GF_LOG_DEBUG, msg);
     ret = runner_start(&runner);