toollib: add ENABLE_ALL_VGS flag

The ENABLE_ALL_VGS flag is added to the command structure
for commands that should process all vgs when they call
process_each_vg or process_each_lv with no args.
This will be used in later patches to process_each functions.

2 files changed, 19 insertions, 13 deletions

diff --git a/tools/commands.h b/tools/commands.h
index 938898b3b..052cd4c34 100644
--- a/tools/commands.h
+++ b/tools/commands.h
@@ -309,7 +309,7 @@ xx(lvcreate,
 
 xx(lvdisplay,
    "Display information about a logical volume",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "lvdisplay\n"
    "\t[-a|--all]\n"
    "\t[-c|--colon]\n"
@@ -510,7 +510,7 @@ xx(lvresize,
 
 xx(lvs,
    "Display information about logical volumes",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "lvs" "\n"
    "\t[-a|--all]\n"
    "\t[--aligned]\n"
@@ -543,7 +543,7 @@ xx(lvs,
 
 xx(lvscan,
    "List all logical volumes in all volume groups",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "lvscan " "\n"
    "\t[-a|--all]\n"
    "\t[-b|--blockdevice] " "\n"
@@ -694,9 +694,14 @@ xx(pvdisplay,
    ignoreskippedcluster_ARG, maps_ARG, noheadings_ARG, nosuffix_ARG,
    options_ARG, separator_ARG, short_ARG, sort_ARG, unbuffered_ARG, units_ARG)
 
+/*
+ * pvmove needs ENABLE_ALL_VGS because it calls polldaemon which
+ * calls process_each_vg to find work.
+ */
+
 xx(pvmove,
    "Move extents from one physical volume to another",
-   0,
+   ENABLE_ALL_VGS,
    "pvmove " "\n"
    "\t[--abort]\n"
    "\t[-A|--autobackup {y|n}]\n"
@@ -734,7 +739,7 @@ xx(pvremove,
 
 xx(pvs,
    "Display information about physical volumes",
-   CACHE_VGMETADATA | PERMITTED_READ_ONLY,
+   CACHE_VGMETADATA | PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "pvs" "\n"
    "\t[-a|--all]\n"
    "\t[--aligned]\n"
@@ -791,7 +796,7 @@ xx(segtypes,
 
 xx(vgcfgbackup,
    "Backup volume group configuration(s)",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "vgcfgbackup " "\n"
    "\t[-d|--debug] " "\n"
    "\t[-f|--file filename] " "\n"
@@ -823,7 +828,7 @@ xx(vgcfgrestore,
 
 xx(vgchange,
    "Change volume group attributes",
-   CACHE_VGMETADATA | PERMITTED_READ_ONLY,
+   CACHE_VGMETADATA | PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "vgchange" "\n"
    "\t[-A|--autobackup {y|n}] " "\n"
    "\t[--alloc AllocationPolicy] " "\n"
@@ -867,7 +872,7 @@ xx(vgchange,
 
 xx(vgck,
    "Check the consistency of volume group(s)",
-   0,
+   ENABLE_ALL_VGS,
    "vgck "
    "\t[-d|--debug]\n"
    "\t[-h|--help]\n"
@@ -925,7 +930,7 @@ xx(vgcreate,
 
 xx(vgdisplay,
    "Display volume group information",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "vgdisplay " "\n"
    "\t[-A|--activevolumegroups]" "\n"
    "\t[-c|--colon | -s|--short | -v|--verbose]" "\n"
@@ -964,7 +969,7 @@ xx(vgdisplay,
 
 xx(vgexport,
    "Unregister volume group(s) from the system",
-   0,
+   ENABLE_ALL_VGS,
    "vgexport " "\n"
    "\t[-a|--all] " "\n"
    "\t[-d|--debug] " "\n"
@@ -1029,7 +1034,7 @@ xx(vgmerge,
 
 xx(vgmknodes,
    "Create the special files for volume group devices in /dev",
-   0,
+   ENABLE_ALL_VGS,
    "vgmknodes\n"
    "\t[-d|--debug]\n"
    "\t[-h|--help]\n"
@@ -1093,7 +1098,7 @@ xx(vgrename,
 
 xx(vgs,
    "Display information about volume groups",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "vgs" "\n"
    "\t[--aligned]\n"
    "\t[-a|--all]\n"
@@ -1125,7 +1130,7 @@ xx(vgs,
 
 xx(vgscan,
    "Search for all volume groups",
-   PERMITTED_READ_ONLY,
+   PERMITTED_READ_ONLY | ENABLE_ALL_VGS,
    "vgscan "
    "\t[--cache]\n"
    "\t[-d|--debug]\n"
diff --git a/tools/tools.h b/tools/tools.h
index a2bfe0d15..78fa7cefa 100644
--- a/tools/tools.h
+++ b/tools/tools.h
@@ -102,6 +102,7 @@ struct arg_value_group_list {
 
 #define CACHE_VGMETADATA	0x00000001
 #define PERMITTED_READ_ONLY 	0x00000002
+#define ENABLE_ALL_VGS		0x00000004 /* run cmd on all vgs if none are named */
 
 /* a register of the lvm commands */
 struct command {