Provides completers for auth-type and source-format commands for
virsh pool-create-as and pool-define-as commands. Use Empty completers
for options where completions are not required. I left the ones where
I was not sure if they need completers.

Related Issue: https://gitlab.com/libvirt/libvirt/-/issues/9
Signed-off-by: Abhiram Tilak <atp.exp@gmail.com>
---
 src/libvirt_private.syms     |  2 ++
 tools/virsh-completer-pool.c | 48 +++++++++++++++++++++++++++++++++++-
 tools/virsh-completer-pool.h | 10 ++++++++
 tools/virsh-pool.c           |  8 ++++++
 4 files changed, 67 insertions(+), 1 deletion(-)

diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 6b6bcc368a..5a413ca832 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1117,6 +1117,8 @@ virStorageAuthDefCopy;
 virStorageAuthDefFormat;
 virStorageAuthDefFree;
 virStorageAuthDefParse;
+virStorageAuthTypeFromString;
+virStorageAuthTypeToString;
 virStorageFileFeatureTypeFromString;
 virStorageFileFeatureTypeToString;
 virStorageFileFormatTypeFromString;
diff --git a/tools/virsh-completer-pool.c b/tools/virsh-completer-pool.c
index 3568bb985b..4a771d894e 100644
--- a/tools/virsh-completer-pool.c
+++ b/tools/virsh-completer-pool.c
@@ -84,7 +84,6 @@ virshPoolEventNameCompleter(vshControl *ctl G_GNUC_UNUSED,
     return g_steal_pointer(&tmp);
 }

-
 char **
 virshPoolTypeCompleter(vshControl *ctl,
                        const vshCmd *cmd,
@@ -106,3 +105,50 @@ virshPoolTypeCompleter(vshControl *ctl,

     return virshCommaStringListComplete(type_str, (const char **)tmp);
 }
+
+char **
+virshPoolFormatCompleter(vshControl *ctl G_GNUC_UNUSED,
+                         const vshCmd *cmd G_GNUC_UNUSED,
+                         unsigned int flags)
+{
+    size_t i = 0, j = 0;
+    g_auto(GStrv) tmp = NULL;
+    size_t nformats = VIR_STORAGE_POOL_FS_LAST + VIR_STORAGE_POOL_NETFS_LAST +
+                     VIR_STORAGE_POOL_DISK_LAST + VIR_STORAGE_POOL_LOGICAL_LAST;
+
+    virCheckFlags(0, NULL);
+
+    tmp = g_new0(char *, nformats + 1);
+
+    /* Club all PoolFormats for completion */
+    for (i = 0; i < VIR_STORAGE_POOL_FS_LAST; i++)
+        tmp[j++] = g_strdup(virStoragePoolFormatFileSystemTypeToString(i));
+
+    for (i = 0; i < VIR_STORAGE_POOL_NETFS_LAST; i++)
+        tmp[j++] = g_strdup(virStoragePoolFormatFileSystemNetTypeToString(i));
+
+    for (i = 0; i < VIR_STORAGE_POOL_DISK_LAST; i++)
+        tmp[j++] = g_strdup(virStoragePoolFormatDiskTypeToString(i));
+
+    for (i = 0; i < VIR_STORAGE_POOL_LOGICAL_LAST; i++)
+        tmp[j++] = g_strdup(virStoragePoolFormatLogicalTypeToString(i));
+
+    return g_steal_pointer(&tmp);
+}
+
+char ** virshPoolAuthTypeCompleter(vshControl *ctl G_GNUC_UNUSED,
+                         const vshCmd *cmd G_GNUC_UNUSED,
+                         unsigned int flags)
+{
+    size_t i = 0;
+    g_auto(GStrv) tmp = NULL;
+
+    virCheckFlags(0, NULL);
+
+    tmp = g_new0(char *, VIR_STORAGE_AUTH_TYPE_LAST + 1);
+
+    for (i = 0; i < VIR_STORAGE_AUTH_TYPE_LAST; i++)
+        tmp[i] = g_strdup(virStorageAuthTypeToString(i));
+
+    return g_steal_pointer(&tmp);
+}
diff --git a/tools/virsh-completer-pool.h b/tools/virsh-completer-pool.h
index bff3e5742b..4a53f99577 100644
--- a/tools/virsh-completer-pool.h
+++ b/tools/virsh-completer-pool.h
@@ -40,3 +40,13 @@ char **
 virshPoolTypeCompleter(vshControl *ctl,
                        const vshCmd *cmd,
                        unsigned int flags);
+
+char **
+virshPoolFormatCompleter(vshControl *ctl,
+                         const vshCmd *cmd,
+                         unsigned int flags);
+
+char **
+virshPoolAuthTypeCompleter(vshControl *ctl,
+                         const vshCmd *cmd,
+                         unsigned int flags);
diff --git a/tools/virsh-pool.c b/tools/virsh-pool.c
index 67cc1b94cf..1a294bb0f6 100644
--- a/tools/virsh-pool.c
+++ b/tools/virsh-pool.c
@@ -81,26 +81,32 @@
     }, \
     {.name = "source-path", \
      .type = VSH_OT_STRING, \
+     .completer = virshCompletePathLocalExisting, \
      .help = N_("source path for underlying storage") \
     }, \
     {.name = "source-dev", \
      .type = VSH_OT_STRING, \
+     .completer = virshCompleteEmpty, \
      .help = N_("source device for underlying storage") \
     }, \
     {.name = "source-name", \
      .type = VSH_OT_STRING, \
+     .completer = virshCompleteEmpty, \
      .help = N_("source name for underlying storage") \
     }, \
     {.name = "target", \
      .type = VSH_OT_STRING, \
+     .completer = virshCompleteEmpty, \
      .help = N_("target for underlying storage") \
     }, \
     {.name = "source-format", \
      .type = VSH_OT_STRING, \
+     .completer = virshPoolFormatCompleter, \
      .help = N_("format for underlying storage") \
     }, \
     {.name = "auth-type", \
      .type = VSH_OT_STRING, \
+     .completer = virshPoolAuthTypeCompleter, \
      .help = N_("auth type to be used for underlying storage") \
     }, \
     {.name = "auth-username", \
@@ -118,6 +124,7 @@
     }, \
     {.name = "adapter-name", \
      .type = VSH_OT_STRING, \
+     .completer = virshCompleteEmpty, \
      .help = N_("adapter name to be used for underlying storage") \
     }, \
     {.name = "adapter-wwnn", \
@@ -146,6 +153,7 @@
     }, \
     {.name = "source-protocol-ver", \
      .type = VSH_OT_STRING, \
+     .completer = virshCompleteEmpty, \
      .help = N_("nfsvers value for NFS pool mount option") \
     }, \
     {.name = "source-initiator", \
--
2.34.1