#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <inttypes.h>
+#include <guestfs.h>
#include "fish.h"
void list_commands (void)
{
printf (" %-16s %s\n", "Command", "Description");
list_builtin_commands ();
- printf ("%-20s %s\n", "cat", "list the files in a directory (long format)");
+ printf ("%-20s %s\n", "cat", "list the contents of a file");
+ printf ("%-20s %s\n", "list-devices", "list the block devices");
+ printf ("%-20s %s\n", "list-partitions", "list the partitions");
printf ("%-20s %s\n", "ll", "list the files in a directory (long format)");
printf ("%-20s %s\n", "ls", "list the files in a directory");
+ printf ("%-20s %s\n", "lvs", "list the LVM logical volumes (LVs)");
+ printf ("%-20s %s\n", "lvs-full", "list the LVM logical volumes (LVs)");
printf ("%-20s %s\n", "mount", "mount a guest disk at a position in the filesystem");
+ printf ("%-20s %s\n", "pvs", "list the LVM physical volumes (PVs)");
+ printf ("%-20s %s\n", "pvs-full", "list the LVM physical volumes (PVs)");
printf ("%-20s %s\n", "sync", "sync disks, writes are flushed through to the disk image");
printf ("%-20s %s\n", "touch", "update file timestamps or create a new file");
+ printf ("%-20s %s\n", "vgs", "list the LVM volume groups (VGs)");
+ printf ("%-20s %s\n", "vgs-full", "list the LVM volume groups (VGs)");
printf (" Use -h <cmd> / help <cmd> to show detailed help for a command.\n");
}
void display_command (const char *cmd)
{
+ if (strcasecmp (cmd, "mount") == 0)
+ pod2text ("mount - mount a guest disk at a position in the filesystem", " mount <device> <mountpoint>\n\nMount a guest disk at a position in the filesystem. Block devices\nare named C</dev/sda>, C</dev/sdb> and so on, as they were added to\nthe guest. If those block devices contain partitions, they will have\nthe usual names (eg. C</dev/sda1>). Also LVM C</dev/VG/LV>-style\nnames can be used.\n\nThe rules are the same as for L<mount(2)>: A filesystem must\nfirst be mounted on C</> before others can be mounted. Other\nfilesystems can only be mounted on directories which already\nexist.\n\nThe mounted filesystem is writable, if we have sufficient permissions\non the underlying device.\n\nThe filesystem options C<sync> and C<noatime> are set with this\ncall, in order to improve reliability.");
+ else
+ if (strcasecmp (cmd, "sync") == 0)
+ pod2text ("sync - sync disks, writes are flushed through to the disk image", " sync\n\nThis syncs the disk, so that any writes are flushed through to the\nunderlying disk image.\n\nYou should always call this if you have modified a disk image, before\ncalling C<guestfs_close>.");
+ else
+ if (strcasecmp (cmd, "touch") == 0)
+ pod2text ("touch - update file timestamps or create a new file", " touch <path>\n\nTouch acts like the L<touch(1)> command. It can be used to\nupdate the timestamps on a file, or, if the file does not exist,\nto create a new zero-length file.");
+ else
if (strcasecmp (cmd, "cat") == 0)
- pod2text ("cat - list the files in a directory (long format)", " cat <path>\n\nReturn the contents of the file named C<path>.\n\nBecause of the message protocol, there is a transfer limit \nof somewhere between 2MB and 4MB. To transfer large files you should use\nFTP.");
+ pod2text ("cat - list the contents of a file", " cat <path>\n\nReturn the contents of the file named C<path>.\n\nNote that this function cannot correctly handle binary files\n(specifically, files containing C<\\0> character which is treated\nas end of string). For those you need to use the C<guestfs_read_file>\nfunction which has a more complex interface.\n\nBecause of the message protocol, there is a transfer limit \nof somewhere between 2MB and 4MB. To transfer large files you should use\nFTP.");
else
if (strcasecmp (cmd, "ll") == 0)
pod2text ("ll - list the files in a directory (long format)", " ll <directory>\n\nList the files in C<directory> (relative to the root directory,\nthere is no cwd) in the format of 'ls -la'.\n\nThis command is mostly useful for interactive sessions. It\nis I<not> intended that you try to parse the output string.");
else
if (strcasecmp (cmd, "ls") == 0)
- pod2text ("ls - list the files in a directory", " ls <directory>\n\nList the files in C<directory> (relative to the root directory,\nthere is no cwd). The '.' and '..' entries are not returned, but\nhidden files are shown.\n\nThis command is mostly useful for interactive sessions.");
+ pod2text ("ls - list the files in a directory", " ls <directory>\n\nList the files in C<directory> (relative to the root directory,\nthere is no cwd). The '.' and '..' entries are not returned, but\nhidden files are shown.\n\nThis command is mostly useful for interactive sessions. Programs\nshould probably use C<guestfs_readdir> instead.");
else
- if (strcasecmp (cmd, "mount") == 0)
- pod2text ("mount - mount a guest disk at a position in the filesystem", " mount <device> <mountpoint>\n\nMount a guest disk at a position in the filesystem. Block devices\nare named C</dev/sda>, C</dev/sdb> and so on, as they were added to\nthe guest. If those block devices contain partitions, they will have\nthe usual names (eg. C</dev/sda1>). Also LVM C</dev/VG/LV>-style\nnames can be used.\n\nThe rules are the same as for L<mount(2)>: A filesystem must\nfirst be mounted on C</> before others can be mounted. Other\nfilesystems can only be mounted on directories which already\nexist.\n\nThe mounted filesystem is writable, if we have sufficient permissions\non the underlying device.\n\nThe filesystem options C<sync> and C<noatime> are set with this\ncall, in order to improve reliability.");
+ if (strcasecmp (cmd, "list_devices") == 0 || strcasecmp (cmd, "list-devices") == 0)
+ pod2text ("list-devices - list the block devices", " list-devices\n\nList all the block devices.\n\nThe full block device names are returned, eg. C</dev/sda>\n");
else
- if (strcasecmp (cmd, "sync") == 0)
- pod2text ("sync - sync disks, writes are flushed through to the disk image", " sync\n\nThis syncs the disk, so that any writes are flushed through to the\nunderlying disk image.\n\nYou should always call this if you have modified a disk image, before\ncalling C<guestfs_close>.");
+ if (strcasecmp (cmd, "list_partitions") == 0 || strcasecmp (cmd, "list-partitions") == 0)
+ pod2text ("list-partitions - list the partitions", " list-partitions\n\nList all the partitions detected on all block devices.\n\nThe full partition device names are returned, eg. C</dev/sda1>\n\nThis does not return logical volumes. For that you will need to\ncall C<guestfs_lvs>.");
else
- if (strcasecmp (cmd, "touch") == 0)
- pod2text ("touch - update file timestamps or create a new file", " touch <path>\n\nTouch acts like the L<touch(1)> command. It can be used to\nupdate the timestamps on a file, or, if the file does not exist,\nto create a new zero-length file.");
+ if (strcasecmp (cmd, "pvs") == 0)
+ pod2text ("pvs - list the LVM physical volumes (PVs)", " pvs\n\nList all the physical volumes detected. This is the equivalent\nof the L<pvs(8)> command.\n\nThis returns a list of just the device names that contain\nPVs (eg. C</dev/sda2>).\n\nSee also C<guestfs_pvs_full>.");
+ else
+ if (strcasecmp (cmd, "vgs") == 0)
+ pod2text ("vgs - list the LVM volume groups (VGs)", " vgs\n\nList all the volumes groups detected. This is the equivalent\nof the L<vgs(8)> command.\n\nThis returns a list of just the volume group names that were\ndetected (eg. C<VolGroup00>).\n\nSee also C<guestfs_vgs_full>.");
+ else
+ if (strcasecmp (cmd, "lvs") == 0)
+ pod2text ("lvs - list the LVM logical volumes (LVs)", " lvs\n\nList all the logical volumes detected. This is the equivalent\nof the L<lvs(8)> command.\n\nThis returns a list of the logical volume device names\n(eg. C</dev/VolGroup00/LogVol00>).\n\nSee also C<guestfs_lvs_full>.");
+ else
+ if (strcasecmp (cmd, "pvs_full") == 0 || strcasecmp (cmd, "pvs-full") == 0)
+ pod2text ("pvs-full - list the LVM physical volumes (PVs)", " pvs-full\n\nList all the physical volumes detected. This is the equivalent\nof the L<pvs(8)> command. The \"full\" version includes all fields.");
+ else
+ if (strcasecmp (cmd, "vgs_full") == 0 || strcasecmp (cmd, "vgs-full") == 0)
+ pod2text ("vgs-full - list the LVM volume groups (VGs)", " vgs-full\n\nList all the volumes groups detected. This is the equivalent\nof the L<vgs(8)> command. The \"full\" version includes all fields.");
+ else
+ if (strcasecmp (cmd, "lvs_full") == 0 || strcasecmp (cmd, "lvs-full") == 0)
+ pod2text ("lvs-full - list the LVM logical volumes (LVs)", " lvs-full\n\nList all the logical volumes detected. This is the equivalent\nof the L<lvs(8)> command. The \"full\" version includes all fields.");
else
display_builtin_command (cmd);
}
+static void print_pv (struct guestfs_lvm_pv *pv)
+{
+ int i;
+
+ printf ("pv_name: %s\n", pv->pv_name);
+ printf ("pv_uuid: ");
+ for (i = 0; i < 32; ++i)
+ printf ("%c", pv->pv_uuid[i]);
+ printf ("\n");
+ printf ("pv_fmt: %s\n", pv->pv_fmt);
+ printf ("pv_size: %" PRIu64 "\n", pv->pv_size);
+ printf ("dev_size: %" PRIu64 "\n", pv->dev_size);
+ printf ("pv_free: %" PRIu64 "\n", pv->pv_free);
+ printf ("pv_used: %" PRIu64 "\n", pv->pv_used);
+ printf ("pv_attr: %s\n", pv->pv_attr);
+ printf ("pv_pe_count: %" PRIi64 "\n", pv->pv_pe_count);
+ printf ("pv_pe_alloc_count: %" PRIi64 "\n", pv->pv_pe_alloc_count);
+ printf ("pv_tags: %s\n", pv->pv_tags);
+ printf ("pe_start: %" PRIu64 "\n", pv->pe_start);
+ printf ("pv_mda_count: %" PRIi64 "\n", pv->pv_mda_count);
+ printf ("pv_mda_free: %" PRIu64 "\n", pv->pv_mda_free);
+}
+
+static void print_pv_list (struct guestfs_lvm_pv_list *pvs)
+{
+ int i;
+
+ for (i = 0; i < pvs->len; ++i)
+ print_pv (&pvs->val[i]);
+}
+
+static void print_vg (struct guestfs_lvm_vg *vg)
+{
+ int i;
+
+ printf ("vg_name: %s\n", vg->vg_name);
+ printf ("vg_uuid: ");
+ for (i = 0; i < 32; ++i)
+ printf ("%c", vg->vg_uuid[i]);
+ printf ("\n");
+ printf ("vg_fmt: %s\n", vg->vg_fmt);
+ printf ("vg_attr: %s\n", vg->vg_attr);
+ printf ("vg_size: %" PRIu64 "\n", vg->vg_size);
+ printf ("vg_free: %" PRIu64 "\n", vg->vg_free);
+ printf ("vg_sysid: %s\n", vg->vg_sysid);
+ printf ("vg_extent_size: %" PRIu64 "\n", vg->vg_extent_size);
+ printf ("vg_extent_count: %" PRIi64 "\n", vg->vg_extent_count);
+ printf ("vg_free_count: %" PRIi64 "\n", vg->vg_free_count);
+ printf ("max_lv: %" PRIi64 "\n", vg->max_lv);
+ printf ("max_pv: %" PRIi64 "\n", vg->max_pv);
+ printf ("pv_count: %" PRIi64 "\n", vg->pv_count);
+ printf ("lv_count: %" PRIi64 "\n", vg->lv_count);
+ printf ("snap_count: %" PRIi64 "\n", vg->snap_count);
+ printf ("vg_seqno: %" PRIi64 "\n", vg->vg_seqno);
+ printf ("vg_tags: %s\n", vg->vg_tags);
+ printf ("vg_mda_count: %" PRIi64 "\n", vg->vg_mda_count);
+ printf ("vg_mda_free: %" PRIu64 "\n", vg->vg_mda_free);
+}
+
+static void print_vg_list (struct guestfs_lvm_vg_list *vgs)
+{
+ int i;
+
+ for (i = 0; i < vgs->len; ++i)
+ print_vg (&vgs->val[i]);
+}
+
+static void print_lv (struct guestfs_lvm_lv *lv)
+{
+ int i;
+
+ printf ("lv_name: %s\n", lv->lv_name);
+ printf ("lv_uuid: ");
+ for (i = 0; i < 32; ++i)
+ printf ("%c", lv->lv_uuid[i]);
+ printf ("\n");
+ printf ("lv_attr: %s\n", lv->lv_attr);
+ printf ("lv_major: %" PRIi64 "\n", lv->lv_major);
+ printf ("lv_minor: %" PRIi64 "\n", lv->lv_minor);
+ printf ("lv_kernel_major: %" PRIi64 "\n", lv->lv_kernel_major);
+ printf ("lv_kernel_minor: %" PRIi64 "\n", lv->lv_kernel_minor);
+ printf ("lv_size: %" PRIu64 "\n", lv->lv_size);
+ printf ("seg_count: %" PRIi64 "\n", lv->seg_count);
+ printf ("origin: %s\n", lv->origin);
+ if (lv->snap_percent >= 0) printf ("snap_percent: %g %%\n", lv->snap_percent);
+ else printf ("snap_percent: \n");
+ if (lv->copy_percent >= 0) printf ("copy_percent: %g %%\n", lv->copy_percent);
+ else printf ("copy_percent: \n");
+ printf ("move_pv: %s\n", lv->move_pv);
+ printf ("lv_tags: %s\n", lv->lv_tags);
+ printf ("mirror_log: %s\n", lv->mirror_log);
+ printf ("modules: %s\n", lv->modules);
+}
+
+static void print_lv_list (struct guestfs_lvm_lv_list *lvs)
+{
+ int i;
+
+ for (i = 0; i < lvs->len; ++i)
+ print_lv (&lvs->val[i]);
+}
+
+static int run_mount (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ const char *device;
+ const char *mountpoint;
+ if (argc != 2) {
+ fprintf (stderr, "%s should have 2 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ device = argv[0];
+ mountpoint = argv[1];
+ r = guestfs_mount (g, device, mountpoint);
+ return r;
+}
+
+static int run_sync (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ r = guestfs_sync (g);
+ return r;
+}
+
+static int run_touch (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ const char *path;
+ if (argc != 1) {
+ fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ path = argv[0];
+ r = guestfs_touch (g, path);
+ return r;
+}
+
static int run_cat (const char *cmd, int argc, char *argv[])
{
char *r;
return 0;
}
-static int run_mount (const char *cmd, int argc, char *argv[])
+static int run_list_devices (const char *cmd, int argc, char *argv[])
{
- int r;
- const char *device;
- const char *mountpoint;
- if (argc != 2) {
- fprintf (stderr, "%s should have 2 parameter(s)\n", cmd);
+ char **r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
return -1;
}
- device = argv[0];
- mountpoint = argv[1];
- r = guestfs_mount (g, device, mountpoint);
- return r;
+ r = guestfs_list_devices (g);
+ if (r == NULL) return -1;
+ print_strings (r);
+ free_strings (r);
+ return 0;
}
-static int run_sync (const char *cmd, int argc, char *argv[])
+static int run_list_partitions (const char *cmd, int argc, char *argv[])
{
- int r;
+ char **r;
if (argc != 0) {
fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
return -1;
}
- r = guestfs_sync (g);
- return r;
+ r = guestfs_list_partitions (g);
+ if (r == NULL) return -1;
+ print_strings (r);
+ free_strings (r);
+ return 0;
}
-static int run_touch (const char *cmd, int argc, char *argv[])
+static int run_pvs (const char *cmd, int argc, char *argv[])
{
- int r;
- const char *path;
- if (argc != 1) {
- fprintf (stderr, "%s should have 1 parameter(s)\n", cmd);
+ char **r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
return -1;
}
- path = argv[0];
- r = guestfs_touch (g, path);
- return r;
+ r = guestfs_pvs (g);
+ if (r == NULL) return -1;
+ print_strings (r);
+ free_strings (r);
+ return 0;
+}
+
+static int run_vgs (const char *cmd, int argc, char *argv[])
+{
+ char **r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ r = guestfs_vgs (g);
+ if (r == NULL) return -1;
+ print_strings (r);
+ free_strings (r);
+ return 0;
+}
+
+static int run_lvs (const char *cmd, int argc, char *argv[])
+{
+ char **r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ r = guestfs_lvs (g);
+ if (r == NULL) return -1;
+ print_strings (r);
+ free_strings (r);
+ return 0;
+}
+
+static int run_pvs_full (const char *cmd, int argc, char *argv[])
+{
+ struct guestfs_lvm_pv_list *r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ r = guestfs_pvs_full (g);
+ if (r == NULL) return -1;
+ print_pv_list (r);
+ guestfs_free_lvm_pv_list (r);
+ return 0;
+}
+
+static int run_vgs_full (const char *cmd, int argc, char *argv[])
+{
+ struct guestfs_lvm_vg_list *r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ r = guestfs_vgs_full (g);
+ if (r == NULL) return -1;
+ print_vg_list (r);
+ guestfs_free_lvm_vg_list (r);
+ return 0;
+}
+
+static int run_lvs_full (const char *cmd, int argc, char *argv[])
+{
+ struct guestfs_lvm_lv_list *r;
+ if (argc != 0) {
+ fprintf (stderr, "%s should have 0 parameter(s)\n", cmd);
+ fprintf (stderr, "type 'help %s' for help on %s\n", cmd, cmd);
+ return -1;
+ }
+ r = guestfs_lvs_full (g);
+ if (r == NULL) return -1;
+ print_lv_list (r);
+ guestfs_free_lvm_lv_list (r);
+ return 0;
}
int run_action (const char *cmd, int argc, char *argv[])
{
+ if (strcasecmp (cmd, "mount") == 0)
+ return run_mount (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "sync") == 0)
+ return run_sync (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "touch") == 0)
+ return run_touch (cmd, argc, argv);
+ else
if (strcasecmp (cmd, "cat") == 0)
return run_cat (cmd, argc, argv);
else
if (strcasecmp (cmd, "ls") == 0)
return run_ls (cmd, argc, argv);
else
- if (strcasecmp (cmd, "mount") == 0)
- return run_mount (cmd, argc, argv);
+ if (strcasecmp (cmd, "list_devices") == 0 || strcasecmp (cmd, "list-devices") == 0)
+ return run_list_devices (cmd, argc, argv);
else
- if (strcasecmp (cmd, "sync") == 0)
- return run_sync (cmd, argc, argv);
+ if (strcasecmp (cmd, "list_partitions") == 0 || strcasecmp (cmd, "list-partitions") == 0)
+ return run_list_partitions (cmd, argc, argv);
else
- if (strcasecmp (cmd, "touch") == 0)
- return run_touch (cmd, argc, argv);
+ if (strcasecmp (cmd, "pvs") == 0)
+ return run_pvs (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "vgs") == 0)
+ return run_vgs (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "lvs") == 0)
+ return run_lvs (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "pvs_full") == 0 || strcasecmp (cmd, "pvs-full") == 0)
+ return run_pvs_full (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "vgs_full") == 0 || strcasecmp (cmd, "vgs-full") == 0)
+ return run_vgs_full (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "lvs_full") == 0 || strcasecmp (cmd, "lvs-full") == 0)
+ return run_lvs_full (cmd, argc, argv);
else
{
fprintf (stderr, "%s: unknown command\n", cmd);