a353eb8e76
See rhbz #622255 for additional details: https://bugzilla.redhat.com/show_bug.cgi?id=622255 Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
126 lines
3.5 KiB
Diff
126 lines
3.5 KiB
Diff
From d8bdebc639a84fa280153a466d4bb420fc9572bc Mon Sep 17 00:00:00 2001
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From: Peter Lemenkov <lemenkov@gmail.com>
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Date: Wed, 27 Oct 2010 16:29:45 +0400
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Subject: [PATCH 3/3] Fix mounting FUSE fs into current working directory
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See rhbz #622255 for bug description:
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https://bugzilla.redhat.com/622255
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Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
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---
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lib/mount_util.c | 75 +++++++++++++-----------------------------------------
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1 files changed, 18 insertions(+), 57 deletions(-)
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diff --git a/lib/mount_util.c b/lib/mount_util.c
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index 33e6697..b9a0895 100644
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--- a/lib/mount_util.c
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+++ b/lib/mount_util.c
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@@ -54,8 +54,8 @@ static int mtab_needs_update(const char *mnt)
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return 1;
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}
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-static int add_mount_legacy(const char *progname, const char *fsname,
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- const char *mnt, const char *type, const char *opts)
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+static int add_mount(const char *progname, const char *fsname,
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+ const char *mnt, const char *type, const char *opts, int is_legacy)
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{
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int res;
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int status;
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@@ -76,6 +76,14 @@ static int add_mount_legacy(const char *progname, const char *fsname,
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goto out_restore;
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}
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if (res == 0) {
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+ /*
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+ * Hide output, because old versions don't support
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+ * --no-canonicalize
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+ */
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+ int fd = open("/dev/null", O_RDONLY);
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+ dup2(fd, 1);
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+ dup2(fd, 2);
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+
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char templ[] = "/tmp/fusermountXXXXXX";
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char *tmp;
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@@ -99,59 +107,12 @@ static int add_mount_legacy(const char *progname, const char *fsname,
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exit(1);
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}
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rmdir(tmp);
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- execl("/bin/mount", "/bin/mount", "-i", "-f", "-t", type,
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- "-o", opts, fsname, mnt, NULL);
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- fprintf(stderr, "%s: failed to execute /bin/mount: %s\n",
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- progname, strerror(errno));
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- exit(1);
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- }
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- res = waitpid(res, &status, 0);
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- if (res == -1)
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- fprintf(stderr, "%s: waitpid: %s\n", progname, strerror(errno));
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-
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- if (status != 0)
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- res = -1;
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-
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- out_restore:
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- sigprocmask(SIG_SETMASK, &oldmask, NULL);
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-
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- return res;
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-}
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-
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-static int add_mount(const char *progname, const char *fsname,
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- const char *mnt, const char *type, const char *opts)
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-{
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- int res;
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- int status;
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- sigset_t blockmask;
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- sigset_t oldmask;
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-
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- sigemptyset(&blockmask);
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- sigaddset(&blockmask, SIGCHLD);
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- res = sigprocmask(SIG_BLOCK, &blockmask, &oldmask);
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- if (res == -1) {
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- fprintf(stderr, "%s: sigprocmask: %s\n", progname, strerror(errno));
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- return -1;
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- }
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-
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- res = fork();
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- if (res == -1) {
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- fprintf(stderr, "%s: fork: %s\n", progname, strerror(errno));
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- goto out_restore;
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- }
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- if (res == 0) {
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- /*
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- * Hide output, because old versions don't support
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- * --no-canonicalize
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- */
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- int fd = open("/dev/null", O_RDONLY);
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- dup2(fd, 1);
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- dup2(fd, 2);
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-
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- sigprocmask(SIG_SETMASK, &oldmask, NULL);
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- setuid(geteuid());
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- execl("/bin/mount", "/bin/mount", "--no-canonicalize", "-i",
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- "-f", "-t", type, "-o", opts, fsname, mnt, NULL);
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+ if(is_legacy)
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+ execl("/bin/mount", "/bin/mount", "-i",
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+ "-f", "-t", type, "-o", opts, fsname, mnt, NULL);
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+ else
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+ execl("/bin/mount", "/bin/mount", "--no-canonicalize", "-i",
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+ "-f", "-t", type, "-o", opts, fsname, mnt, NULL);
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fprintf(stderr, "%s: failed to execute /bin/mount: %s\n",
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progname, strerror(errno));
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exit(1);
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@@ -177,9 +138,9 @@ int fuse_mnt_add_mount(const char *progname, const char *fsname,
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if (!mtab_needs_update(mnt))
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return 0;
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- res = add_mount(progname, fsname, mnt, type, opts);
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+ res = add_mount(progname, fsname, mnt, type, opts, 0);
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if (res == -1)
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- res = add_mount_legacy(progname, fsname, mnt, type, opts);
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+ res = add_mount(progname, fsname, mnt, type, opts, 1);
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return res;
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}
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--
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1.7.3.1
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