[dm-devel] [PATCH v4 12/20] multipath -u: change output to environment/key format
Benjamin Marzinski
bmarzins at redhat.com
Thu Apr 12 18:35:10 UTC 2018
On Wed, Apr 04, 2018 at 06:16:19PM +0200, Martin Wilck wrote:
> ... instead of free format. This provides more flexibility
> for udev rule processing for the future. Adapt code in multipath.rules.
> The exit status remains as usual. This affects "multipath -c", too.
>
> The parameters "pathvec" and "conf" for print_cmd_valid are currently
> unused, but will be in follow-up patches.
>
Reviewed-by: Benjamin Marzinski <bmarzins at redhat.com>
> Signed-off-by: Martin Wilck <mwilck at suse.com>
> ---
> multipath/main.c | 14 ++++++++------
> multipath/multipath.rules | 6 +++---
> 2 files changed, 11 insertions(+), 9 deletions(-)
>
> diff --git a/multipath/main.c b/multipath/main.c
> index bf28735..59a72ed 100644
> --- a/multipath/main.c
> +++ b/multipath/main.c
> @@ -350,13 +350,15 @@ out:
> return r;
> }
>
> -static int print_cmd_valid(const char *devpath, int k)
> +static int print_cmd_valid(int k, const vector pathvec,
> + struct config *conf)
> {
> - if (k < 0 || k > 1)
> + static const int vals[] = { 1, 0 };
> +
> + if (k < 0 || k >= sizeof(vals))
> return 1;
>
> - printf("%s is%s a valid multipath device path\n",
> - devpath, k ? "" : " not");
> + printf("DM_MULTIPATH_DEVICE_PATH=\"%d\"\n", vals[k]);
> return k == 1;
> }
>
> @@ -514,7 +516,7 @@ configure (struct config *conf, enum mpath_cmds cmd,
>
> print_valid:
> if (cmd == CMD_VALID_PATH)
> - r = print_cmd_valid(devpath, r);
> + r = print_cmd_valid(r, pathvec, conf);
>
> out:
> if (refwwid)
> @@ -851,7 +853,7 @@ main (int argc, char *argv[])
> if (fd == -1) {
> condlog(3, "%s: daemon is not running", dev);
> if (!systemd_service_enabled(dev)) {
> - r = print_cmd_valid(dev, 1);
> + r = print_cmd_valid(1, NULL, conf);
> goto out;
> }
> } else
> diff --git a/multipath/multipath.rules b/multipath/multipath.rules
> index 6f8ee2b..aab64dc 100644
> --- a/multipath/multipath.rules
> +++ b/multipath/multipath.rules
> @@ -19,9 +19,9 @@ LABEL="test_dev"
> ENV{MPATH_SBIN_PATH}="/sbin"
> TEST!="$env{MPATH_SBIN_PATH}/multipath", ENV{MPATH_SBIN_PATH}="/usr/sbin"
>
> -ENV{DM_MULTIPATH_DEVICE_PATH}!="1", \
> - PROGRAM=="$env{MPATH_SBIN_PATH}/multipath -u %k", \
> - ENV{DM_MULTIPATH_DEVICE_PATH}="1", ENV{ID_FS_TYPE}="mpath_member", \
> +# multipath -u sets DM_MULTIPATH_DEVICE_PATH
> +ENV{DM_MULTIPATH_DEVICE_PATH}!="1", IMPORT{program}="$env{MPATH_SBIN_PATH}/multipath -u %k"
> +ENV{DM_MULTIPATH_DEVICE_PATH}=="1", ENV{ID_FS_TYPE}="mpath_member", \
> ENV{SYSTEMD_READY}="0"
>
> LABEL="end_mpath"
> --
> 2.16.1
More information about the dm-devel
mailing list