[stgt] Patch for adding virsecretuuid & cephx_key ids to --bsopts

FUJITA Tomonori fujita.tomonori at lab.ntt.co.jp
Fri Jul 25 16:38:30 CEST 2014


Hmm,

Still corrupted. Looks like the tabs are converted to spaces.

I don't know what mailer you use but the following might be useful:

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/email-clients.txt


On Fri, 25 Jul 2014 07:25:21 -0400
Scott Sullivan <ssullivan at liquidweb.com> wrote:

> On 07/25/2014 03:31 AM, FUJITA Tomonori wrote:
>> On Mon, 21 Jul 2014 15:34:46 -0400
>> Scott Sullivan <ssullivan at liquidweb.com> wrote:
>>
>>> On 06/18/2014 01:49 AM, Dan Mick wrote:
>>>> I've seen this; I'm traveling/busy this week so will try to give it
>>>> some thought, but no promises
>>> ping ?
>> I tried to apply however I can't cleanly. Looks like the patch is
>> corrupted. Can you resend?
> 
> 
> URL: http://paste.debian.net/111595/
> 
> Paste:
> 
> From 5359b581c5e7bf434979becaefc53a711ef88432 Mon Sep 17 00:00:00 2001
> From: Scott Sullivan <ssullivan at liquidweb.com>
> Date: Tue, 17 Jun 2014 08:16:09 -0400
> Subject: [PATCH] bsopts: Add virsecretuuid && cephx_key
> 
> Allow passing either a libvirt secret UUID, or a cephx_key to
> --bsopts. Options are
> conflicting, so error if both options given. This allows one to do
> this:
> 
> --bsopts="conf=/etc/ceph/ceph.conf;id=cephx_user;virsecretuuid=$MY_LIBVIRT_SECRET_UUID"
> -OR-
> --bsopts="conf=/etc/ceph/ceph.conf;id=cephx_user;cephx_key=$MY_KEY"
> 
> Signed-off-by: Scott Sullivan <ssullivan at liquidweb.com>
> ---
>  usr/bs_rbd.c | 64
>  ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 64 insertions(+)
> 
> diff --git a/usr/bs_rbd.c b/usr/bs_rbd.c
> index 3a052ed..86857b9 100644
> --- a/usr/bs_rbd.c
> +++ b/usr/bs_rbd.c
> @@ -517,6 +517,9 @@ static tgtadm_err bs_rbd_init(struct scsi_lu *lu,
> char *bsopts)
>      struct active_rbd *rbd = RBDP(lu);
>      char *confname = NULL;
>      char *clientid = NULL;
> +    char *virsecretuuid = NULL;
> +    char *given_cephx_key = NULL;
> +    char disc_cephx_key[256];
>      char *clustername = NULL;
>      char clientid_full[128];
>      char *ignore = NULL;
> @@ -532,6 +535,10 @@ static tgtadm_err bs_rbd_init(struct scsi_lu *lu,
> char *bsopts)
>              clientid = slurp_value(&bsopts);
>          else if (is_opt("cluster", bsopts))
>              clustername = slurp_value(&bsopts);
> +        else if (is_opt("virsecretuuid", bsopts))
> +            virsecretuuid = slurp_value(&bsopts);
> +        else if (is_opt("cephx_key", bsopts))
> +            given_cephx_key = slurp_value(&bsopts);
>          else {
>              ignore = slurp_to_semi(&bsopts);
>              eprintf("bs_rbd: ignoring unknown option \"%s\"\n",
> @@ -547,6 +554,41 @@ static tgtadm_err bs_rbd_init(struct scsi_lu *lu,
> char *bsopts)
>          eprintf("bs_rbd_init: confname %s\n", confname);
>      if (clustername)
>          eprintf("bs_rbd_init: clustername %s\n", clustername);
> +    if (virsecretuuid)
> +        eprintf("bs_rbd_init: virsecretuuid %s\n", virsecretuuid);
> +    if (given_cephx_key)
> + eprintf("bs_rbd_init: given_cephx_key %s\n", given_cephx_key);
> +
> +    /* virsecretuuid && given_cephx_key are conflicting options. */
> +    if (virsecretuuid && given_cephx_key) {
> + eprintf("Conflicting options virsecretuuid=[%s] cephx_key=[%s]",
> +            virsecretuuid, given_cephx_key);
> +        goto fail;
> +    }
> +
> +    /* Get stored key from secret uuid. */
> +    if (virsecretuuid) {
> + char libvir_uuid_file_path_buf[256] = "/etc/libvirt/secrets/";
> +        strcat(libvir_uuid_file_path_buf, virsecretuuid);
> +        strcat(libvir_uuid_file_path_buf, ".base64");
> +
> +        FILE *fp;
> +        fp = fopen(libvir_uuid_file_path_buf , "r");
> +        if (fp == NULL) {
> +            eprintf("bs_rbd_init: Unable to read %s\n",
> +                libvir_uuid_file_path_buf);
> +            goto fail;
> +        }
> +        if (fgets(disc_cephx_key, 256, fp) == NULL) {
> +            eprintf("bs_rbd_init: Unable to read %s\n",
> +                libvir_uuid_file_path_buf);
> +            goto fail;
> +        }
> +        fclose(fp);
> +        strtok(disc_cephx_key, "\n");
> +
> +        eprintf("bs_rbd_init: disc_cephx_key %s\n", disc_cephx_key);
> +    }
> 
>      eprintf("bs_rbd_init bsopts=%s\n", bsopts);
>      /*
> @@ -570,6 +612,7 @@ static tgtadm_err bs_rbd_init(struct scsi_lu *lu,
> char *bsopts)
>          eprintf("bs_rbd_init: rados_create: %d\n", rados_ret);
>          return ret;
>      }
> +
>      /*
>       * Read config from environment, then conf file(s) which may
>       * be set by conf=
> @@ -584,6 +627,23 @@ static tgtadm_err bs_rbd_init(struct scsi_lu *lu,
> char *bsopts)
>          eprintf("bs_rbd_init: rados_conf_read_file: %d\n", rados_ret);
>          goto fail;
>      }
> +
> +    /* Set given key */
> +    if (virsecretuuid) {
> + if (rados_conf_set(rbd->cluster, "key", disc_cephx_key) < 0) {
> +            eprintf("bs_rbd_init: failed to set cephx_key: %s\n",
> +                disc_cephx_key);
> +            goto fail;
> +        }
> +    }
> +    if (given_cephx_key) {
> + if (rados_conf_set(rbd->cluster, "key", given_cephx_key) < 0) {
> +            eprintf("bs_rbd_init: failed to set cephx_key: %s\n",
> +                given_cephx_key);
> +            goto fail;
> +        }
> +    }
> +
>      rados_ret = rados_connect(rbd->cluster);
>      if (rados_ret < 0) {
>          eprintf("bs_rbd_init: rados_connect: %d\n", rados_ret);
> @@ -595,6 +655,10 @@ fail:
>          free(confname);
>      if (clientid)
>          free(clientid);
> +    if (virsecretuuid)
> +        free(virsecretuuid);
> +    if (given_cephx_key)
> +        free(given_cephx_key);
> 
>      return ret;
>  }
> -- 
> 1.7.10.4
> 
> 
> I also checked, and I didn't have any problem applying the patch to
> the current master branch:
> 
> ssullivan at data ~/syseng/packages/tgt $ git apply --stat
> ../rpmbuild/SOURCES/tgt-add_virsecretuuid_cephx_key_to_bsopts.patch
>  usr/bs_rbd.c | 64
>  ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 64 insertions(+)
> ssullivan at data ~/syseng/packages/tgt $ git apply --check
> ../rpmbuild/SOURCES/tgt-add_virsecretuuid_cephx_key_to_bsopts.patch
> ssullivan at data ~/syseng/packages/tgt $ git am --signoff <
> ../rpmbuild/SOURCES/tgt-add_virsecretuuid_cephx_key_to_bsopts.patch
> Applying: bsopts: Add virsecretuuid && cephx_key
> ssullivan at data ~/syseng/packages/tgt $
> --
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