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From 7aa9fbe2dc6ef46b4701f13584c88d657255bdbf Mon Sep 17 00:00:00 2001
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From: "Richard W.M. Jones" <rjones@redhat.com>
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Date: Wed, 25 Jul 2018 09:28:32 +0100
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Subject: [PATCH] vddk: If relative libdir parameter is passed, make it
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absolute.
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(cherry picked from commit 8838497c44d51f2c3ea12adad89fd836116af201)
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---
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plugins/vddk/nbdkit-vddk-plugin.pod | 3 +--
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plugins/vddk/vddk.c | 14 ++++++++++----
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2 files changed, 11 insertions(+), 6 deletions(-)
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diff --git a/plugins/vddk/nbdkit-vddk-plugin.pod b/plugins/vddk/nbdkit-vddk-plugin.pod
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index ba7806d..57a039f 100644
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--- a/plugins/vddk/nbdkit-vddk-plugin.pod
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+++ b/plugins/vddk/nbdkit-vddk-plugin.pod
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@@ -87,8 +87,7 @@ L</NOTES> below).
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=item B<libdir=PATHNAME>
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-Optional. This sets the path of the VMware VDDK distribution. It
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-must be an absolute path.
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+Optional. This sets the path of the VMware VDDK distribution.
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VDDK uses this to load its own plugins, if this path is unspecified or
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wrong then VDDK will work with reduced functionality.
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diff --git a/plugins/vddk/vddk.c b/plugins/vddk/vddk.c
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index 67aaa61..a8216fc 100644
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--- a/plugins/vddk/vddk.c
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+++ b/plugins/vddk/vddk.c
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@@ -72,7 +72,7 @@ static int init_called = 0; /* was InitEx called */
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static char *config = NULL; /* config */
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static const char *cookie = NULL; /* cookie */
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static const char *filename = NULL; /* file */
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-static const char *libdir = VDDK_LIBDIR; /* libdir */
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+static char *libdir = NULL; /* libdir */
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static int nfc_host_port = 0; /* nfchostport */
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static char *password = NULL; /* password */
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static int port = 0; /* port */
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@@ -180,6 +180,7 @@ vddk_unload (void)
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if (dl)
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dlclose (dl);
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free (config);
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+ free (libdir);
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free (password);
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}
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@@ -205,7 +206,11 @@ vddk_config (const char *key, const char *value)
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filename = value;
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}
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else if (strcmp (key, "libdir") == 0) {
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- libdir = value;
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+ /* See FILENAMES AND PATHS in nbdkit-plugin(3). */
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+ free (libdir);
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+ libdir = nbdkit_realpath (value);
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+ if (!libdir)
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+ return -1;
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}
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else if (strcmp (key, "nfchostport") == 0) {
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if (sscanf (value, "%d", &nfc_host_port) != 1) {
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@@ -296,12 +301,13 @@ vddk_config_complete (void)
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/* Initialize VDDK library. */
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DEBUG_CALL ("VixDiskLib_InitEx",
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"%d, %d, &debug_fn, &error_fn, &error_fn, %s, %s",
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- VDDK_MAJOR, VDDK_MINOR, libdir, config ? : "NULL");
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+ VDDK_MAJOR, VDDK_MINOR,
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+ libdir ? : VDDK_LIBDIR, config ? : "NULL");
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err = VixDiskLib_InitEx (VDDK_MAJOR, VDDK_MINOR,
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&debug_function, /* log function */
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&error_function, /* warn function */
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&error_function, /* panic function */
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- libdir, config);
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+ libdir ? : VDDK_LIBDIR, config);
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if (err != VIX_OK) {
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VDDK_ERROR (err, "VixDiskLib_InitEx");
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exit (EXIT_FAILURE);
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--
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1.8.3.1
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