On Thu, Jun 23, 2016 at 13:28:59 -0400, John Ferlan wrote:
> Add a new secret type known as "passphrase" - it will handle adding the
> secret objects that need a passphrase without a specific username.
>
> The format is:
>
> <secret ...>
> <uuid>...</uuid>
> ...
> <usage type='passphrase'>
> <id>mumblyfratz</id>
> </usage>
> </secret>
>
> Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
> ---
> docs/aclpolkit.html.in | 4 +++
> docs/formatsecret.html.in | 57 ++++++++++++++++++++++++++++--
> docs/schemas/secret.rng | 10 ++++++
> include/libvirt/libvirt-secret.h | 3 +-
> src/access/viraccessdriverpolkit.c | 13 +++++++
> src/conf/secret_conf.c | 26 +++++++++++++-
> src/conf/secret_conf.h | 1 +
> src/conf/virsecretobj.c | 5 +++
> tests/secretxml2xmlin/usage-passphrase.xml | 7 ++++
> tests/secretxml2xmltest.c | 1 +
> 10 files changed, 123 insertions(+), 4 deletions(-)
> create mode 100644 tests/secretxml2xmlin/usage-passphrase.xml
>
> diff --git a/docs/formatsecret.html.in b/docs/formatsecret.html.in
> index 599cb38..79c4082 100644
> --- a/docs/formatsecret.html.in
> +++ b/docs/formatsecret.html.in
[..]
> @@ -241,5 +242,57 @@
> <secret usage='libvirtiscsi'/>
> </auth>
> </pre>
> +
> + <h3><a name="passphraseUsageType">Usage type "passphrase"</a></h3>
> +
> + <p>
> + This secret is a general purpose secret to be used by various libvirt
> + objects to provide a single passphrase as required by the object in
> + order to perform its authentication.
> + <span class="since">Since 2.0.0</span>. The following is an example
> + of a secret.xml file:
> + </p>
> +
> + <pre>
> + # cat secret.xml
> + <secret ephemeral='no' private='yes'>
> + <description>sample passphrase secret</description>
> + <usage type='passphrase'>
> + <id>id_example</id>
'id' implies a number. Any reason for not using 'name'?
> + </usage>
> + </secret>
> +
> + # virsh secret-define secret.xml
> + Secret 718c71bd-67b5-4a2b-87ec-a24e8ca200dc created
> +
> + # virsh secret-list
> + UUID Usage
> + -----------------------------------------------------------
> + 718c71bd-67b5-4a2b-87ec-a24e8ca200dc passphrase id_example
Header is misaligned.
> + #
> +
> + </pre>
> +
> + <p>
> + A secret may also be defined via the
> + <a href="html/libvirt-libvirt-secret.html#virSecretDefineXML">
> + <code>virSecretDefineXML</code></a> API.
> +
> + Once the secret is defined, a secret value will need to be set. This
> + value would be the same used to create and use the volume.
> + The following is a simple example of using
> + <code>virsh secret-set-value</code> to set the secret value. The
> + <a href="html/libvirt-libvirt-secret.html#virSecretSetValue">
> + <code>virSecretSetValue</code></a> API may also be used to set
> + a more secure secret without using printable/readable characters.
> + </p>
> +
> + <pre>
> + # MYSECRET=`printf %s "letmein" | base64`
> + # virsh secret-set-value 718c71bd-67b5-4a2b-87ec-a24e8ca200dc $MYSECRET
> + Secret value set
> +
> + </pre>
> +
> </body>
> </html>
[...]
> diff --git a/src/conf/secret_conf.c b/src/conf/secret_conf.c
> index de9e6cf..77477b6 100644
> --- a/src/conf/secret_conf.c
> +++ b/src/conf/secret_conf.c
> @@ -92,6 +100,7 @@ virSecretDefFree(virSecretDefPtr def)
> VIR_FREE(def);
> }
>
> +
Spurious whitespace change.
> static int
> virSecretDefParseUsage(xmlXPathContextPtr ctxt,
> virSecretDefPtr def)
> @@ -145,6 +154,14 @@ virSecretDefParseUsage(xmlXPathContextPtr ctxt,
> }
> break;
>
> + case VIR_SECRET_USAGE_TYPE_PASSPHRASE:
> + if (!(def->usage.id = virXPathString("string(./usage/id)", ctxt))) {
> + virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
> + _("passphrase usage specified, but id is missing"));
> + return -1;
This diallows missing ID.
> + }
> + break;
> +
> default:
> virReportError(VIR_ERR_INTERNAL_ERROR,
> _("unexpected secret usage type %d"),
> @@ -305,6 +322,13 @@ virSecretDefFormatUsage(virBufferPtr buf,
> }
> break;
>
> + case VIR_SECRET_USAGE_TYPE_PASSPHRASE:
> + if (def->usage.id != NULL) {
This allows missing id.
> + virBufferEscapeString(buf, "<id>%s</id>\n",
> + def->usage.id);
> + }
> + break;
> +
> default:
> virReportError(VIR_ERR_INTERNAL_ERROR,
> _("unexpected secret usage type %d"),
--
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