printf ("%-20s %s\n", "command", "run a command from the guest filesystem");
printf ("%-20s %s\n", "command-lines", "run a command, returning lines");
printf ("%-20s %s\n", "config", "add qemu parameters");
+ printf ("%-20s %s\n", "cp", "copy a file");
+ printf ("%-20s %s\n", "cp-a", "copy a file or directory recursively");
printf ("%-20s %s\n", "debug", "debugging and internals");
+ printf ("%-20s %s\n", "dmesg", "return kernel messages");
printf ("%-20s %s\n", "download", "download a file to the local machine");
+ printf ("%-20s %s\n", "drop-caches", "drop kernel page cache, dentries and inodes");
printf ("%-20s %s\n", "exists", "test if file or directory exists");
printf ("%-20s %s\n", "file", "determine file type");
printf ("%-20s %s\n", "fsck", "run the filesystem checker");
printf ("%-20s %s\n", "mount-ro", "mount a guest disk, read-only");
printf ("%-20s %s\n", "mount-vfs", "mount a guest disk with mount options and vfstype");
printf ("%-20s %s\n", "mounts", "show mounted filesystems");
+ printf ("%-20s %s\n", "mv", "move a file");
+ printf ("%-20s %s\n", "ping-daemon", "ping the guest daemon");
printf ("%-20s %s\n", "pvcreate", "create an LVM physical volume");
printf ("%-20s %s\n", "pvremove", "remove an LVM physical volume");
printf ("%-20s %s\n", "pvs", "list the LVM physical volumes (PVs)");
if (strcasecmp (cmd, "grub_install") == 0 || strcasecmp (cmd, "grub-install") == 0)
pod2text ("grub-install - install GRUB", " grub-install <root> <device>\n\nThis command installs GRUB (the Grand Unified Bootloader) on\nC<device>, with the root directory being C<root>.");
else
+ if (strcasecmp (cmd, "cp") == 0)
+ pod2text ("cp - copy a file", " cp <src> <dest>\n\nThis copies a file from C<src> to C<dest> where C<dest> is\neither a destination filename or destination directory.");
+ else
+ if (strcasecmp (cmd, "cp_a") == 0 || strcasecmp (cmd, "cp-a") == 0)
+ pod2text ("cp-a - copy a file or directory recursively", " cp-a <src> <dest>\n\nThis copies a file or directory from C<src> to C<dest>\nrecursively using the C<cp -a> command.");
+ else
+ if (strcasecmp (cmd, "mv") == 0)
+ pod2text ("mv - move a file", " mv <src> <dest>\n\nThis moves a file from C<src> to C<dest> where C<dest> is\neither a destination filename or destination directory.");
+ else
+ if (strcasecmp (cmd, "drop_caches") == 0 || strcasecmp (cmd, "drop-caches") == 0)
+ pod2text ("drop-caches - drop kernel page cache, dentries and inodes", " drop-caches <whattodrop>\n\nThis instructs the guest kernel to drop its page cache,\nand/or dentries and inode caches. The parameter C<whattodrop>\ntells the kernel what precisely to drop, see\nL<http://linux-mm.org/Drop_Caches>\n\nSetting C<whattodrop> to 3 should drop everything.\n\nThis automatically calls L<sync(2)> before the operation,\nso that the maximum guest memory is freed.");
+ else
+ if (strcasecmp (cmd, "dmesg") == 0)
+ pod2text ("dmesg - return kernel messages", " dmesg\n\nThis returns the kernel messages (C<dmesg> output) from\nthe guest kernel. This is sometimes useful for extended\ndebugging of problems.\n\nAnother way to get the same information is to enable\nverbose messages with C<set_verbose> or by setting\nthe environment variable C<LIBGUESTFS_DEBUG=1> before\nrunning the program.");
+ else
+ if (strcasecmp (cmd, "ping_daemon") == 0 || strcasecmp (cmd, "ping-daemon") == 0)
+ pod2text ("ping-daemon - ping the guest daemon", " ping-daemon\n\nThis is a test probe into the guestfs daemon running inside\nthe qemu subprocess. Calling this function checks that the\ndaemon responds to the ping message, without affecting the daemon\nor attached block device(s) in any other way.");
+ else
display_builtin_command (cmd);
}
return r;
}
+static int run_cp (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ const char *src;
+ const char *dest;
+ 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;
+ }
+ src = argv[0];
+ dest = argv[1];
+ r = guestfs_cp (g, src, dest);
+ return r;
+}
+
+static int run_cp_a (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ const char *src;
+ const char *dest;
+ 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;
+ }
+ src = argv[0];
+ dest = argv[1];
+ r = guestfs_cp_a (g, src, dest);
+ return r;
+}
+
+static int run_mv (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ const char *src;
+ const char *dest;
+ 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;
+ }
+ src = argv[0];
+ dest = argv[1];
+ r = guestfs_mv (g, src, dest);
+ return r;
+}
+
+static int run_drop_caches (const char *cmd, int argc, char *argv[])
+{
+ int r;
+ int whattodrop;
+ 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;
+ }
+ whattodrop = atoi (argv[0]);
+ r = guestfs_drop_caches (g, whattodrop);
+ return r;
+}
+
+static int run_dmesg (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_dmesg (g);
+ if (r == NULL) return -1;
+ printf ("%s\n", r);
+ free (r);
+ return 0;
+}
+
+static int run_ping_daemon (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_ping_daemon (g);
+ return r;
+}
+
int run_action (const char *cmd, int argc, char *argv[])
{
if (strcasecmp (cmd, "launch") == 0 || strcasecmp (cmd, "run") == 0)
if (strcasecmp (cmd, "grub_install") == 0 || strcasecmp (cmd, "grub-install") == 0)
return run_grub_install (cmd, argc, argv);
else
+ if (strcasecmp (cmd, "cp") == 0)
+ return run_cp (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "cp_a") == 0 || strcasecmp (cmd, "cp-a") == 0)
+ return run_cp_a (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "mv") == 0)
+ return run_mv (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "drop_caches") == 0 || strcasecmp (cmd, "drop-caches") == 0)
+ return run_drop_caches (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "dmesg") == 0)
+ return run_dmesg (cmd, argc, argv);
+ else
+ if (strcasecmp (cmd, "ping_daemon") == 0 || strcasecmp (cmd, "ping-daemon") == 0)
+ return run_ping_daemon (cmd, argc, argv);
+ else
{
fprintf (stderr, "%s: unknown command\n", cmd);
return -1;
git.annexia.org / libguestfs.git / blobdiff