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-rw-r--r--fish/fish.c280
1 files changed, 41 insertions, 239 deletions
diff --git a/fish/fish.c b/fish/fish.c
index 8da4ffdd..559d6097 100644
--- a/fish/fish.c
+++ b/fish/fish.c
@@ -40,42 +40,14 @@
#include <guestfs.h>
#include "fish.h"
+#include "options.h"
+
#include "c-ctype.h"
#include "closeout.h"
#include "progname.h"
-/* List of drives added via -a, -d or -N options. */
-struct drv {
- struct drv *next;
- enum { drv_a, drv_d, drv_N } type;
- union {
- struct {
- char *filename; /* disk filename */
- const char *format; /* format (NULL == autodetect) */
- } a;
- struct {
- char *guest; /* guest name */
- } d;
- struct {
- char *filename; /* disk filename (testX.img) */
- prep_data *data; /* prepared type */
- char *device; /* device inside the appliance */
- } N;
- };
-};
-
-struct mp {
- struct mp *next;
- char *device;
- char *mountpoint;
-};
-
static void set_up_terminal (void);
-static char add_drives (struct drv *drv, char next_drive);
static void prepare_drives (struct drv *drv);
-static void mount_mps (struct mp *mp);
-static void free_drives (struct drv *drv);
-static void free_mps (struct mp *mp);
static int launch (void);
static void interactive (void);
static void shell_script (void);
@@ -151,8 +123,8 @@ usage (int status)
" -r|--ro Mount read-only\n"
" --selinux Enable SELinux support\n"
" -v|--verbose Verbose messages\n"
- " -x Echo each command before executing it\n"
" -V|--version Display version and exit\n"
+ " -x Echo each command before executing it\n"
"For more information, see the manpage %s(1).\n"),
program_name, program_name, program_name,
program_name, program_name, program_name,
@@ -299,61 +271,15 @@ main (int argc, char *argv[])
break;
case 'a':
- if (access (optarg, R_OK) != 0) {
- perror (optarg);
- exit (EXIT_FAILURE);
- }
- drv = malloc (sizeof (struct drv));
- if (!drv) {
- perror ("malloc");
- exit (EXIT_FAILURE);
- }
- drv->type = drv_a;
- drv->a.filename = optarg;
- drv->a.format = format;
- drv->next = drvs;
- drvs = drv;
+ OPTION_a;
break;
case 'c':
- libvirt_uri = optarg;
+ OPTION_c;
break;
case 'd':
- drv = malloc (sizeof (struct drv));
- if (!drv) {
- perror ("malloc");
- exit (EXIT_FAILURE);
- }
- drv->type = drv_d;
- drv->d.guest = optarg;
- drv->next = drvs;
- drvs = drv;
- break;
-
- case 'N':
- if (STRCASEEQ (optarg, "list") ||
- STRCASEEQ (optarg, "help") ||
- STRCASEEQ (optarg, "h") ||
- STRCASEEQ (optarg, "?")) {
- list_prepared_drives ();
- exit (EXIT_SUCCESS);
- }
- drv = malloc (sizeof (struct drv));
- if (!drv) {
- perror ("malloc");
- exit (EXIT_FAILURE);
- }
- drv->type = drv_N;
- if (asprintf (&drv->N.filename, "test%d.img",
- next_prepared_drive++) == -1) {
- perror ("asprintf");
- exit (EXIT_FAILURE);
- }
- drv->N.data = create_prepared_file (optarg, drv->N.filename);
- drv->N.device = NULL; /* filled in by add_drives */
- drv->next = drvs;
- drvs = drv;
+ OPTION_d;
break;
case 'D':
@@ -383,48 +309,57 @@ main (int argc, char *argv[])
}
case 'i':
- inspector = 1;
+ OPTION_i;
break;
case 'm':
- mp = malloc (sizeof (struct mp));
- if (!mp) {
- perror ("malloc");
- exit (EXIT_FAILURE);
- }
- p = strchr (optarg, ':');
- if (p) {
- *p = '\0';
- mp->mountpoint = p+1;
- } else
- mp->mountpoint = bad_cast ("/");
- mp->device = optarg;
- mp->next = mps;
- mps = mp;
+ OPTION_m;
break;
case 'n':
- guestfs_set_autosync (g, 0);
+ OPTION_n;
+ break;
+
+ case 'N':
+ if (STRCASEEQ (optarg, "list") ||
+ STRCASEEQ (optarg, "help") ||
+ STRCASEEQ (optarg, "h") ||
+ STRCASEEQ (optarg, "?")) {
+ list_prepared_drives ();
+ exit (EXIT_SUCCESS);
+ }
+ drv = malloc (sizeof (struct drv));
+ if (!drv) {
+ perror ("malloc");
+ exit (EXIT_FAILURE);
+ }
+ drv->type = drv_N;
+ if (asprintf (&drv->N.filename, "test%d.img",
+ next_prepared_drive++) == -1) {
+ perror ("asprintf");
+ exit (EXIT_FAILURE);
+ }
+ drv->N.data = create_prepared_file (optarg, drv->N.filename);
+ drv->N.data_free = free_prep_data;
+ drv->N.device = NULL; /* filled in by add_drives */
+ drv->next = drvs;
+ drvs = drv;
break;
case 'r':
- read_only = 1;
+ OPTION_r;
break;
case 'v':
- verbose++;
- guestfs_set_verbose (g, verbose);
+ OPTION_v;
break;
- case 'V': {
- struct guestfs_version *v = guestfs_version (g);
- printf ("%s %"PRIi64".%"PRIi64".%"PRIi64"%s\n", program_name,
- v->major, v->minor, v->release, v->extra);
- exit (EXIT_SUCCESS);
- }
+ case 'V':
+ OPTION_V;
+ break;
case 'x':
- guestfs_set_trace (g, 1);
+ OPTION_x;
break;
case HELP_OPTION:
@@ -604,107 +539,6 @@ pod2text (const char *name, const char *shortdesc, const char *str)
pclose (fp);
}
-/* List is built in reverse order, so mount them in reverse order. */
-static void
-mount_mps (struct mp *mp)
-{
- int r;
-
- if (mp) {
- mount_mps (mp->next);
-
- /* Don't use guestfs_mount here because that will default to mount
- * options -o sync,noatime. For more information, see guestfs(3)
- * section "LIBGUESTFS GOTCHAS".
- */
- const char *options = read_only ? "ro" : "";
- r = guestfs_mount_options (g, options, mp->device, mp->mountpoint);
- if (r == -1) {
- /* Display possible mountpoints before exiting. */
- char **fses = guestfs_list_filesystems (g);
- if (fses == NULL || fses[0] == NULL)
- goto out;
- fprintf (stderr,
- _("guestfish: '%s' could not be mounted. Did you mean one of these?\n"),
- mp->device);
- size_t i;
- for (i = 0; fses[i] != NULL; i += 2)
- fprintf (stderr, "\t%s (%s)\n", fses[i], fses[i+1]);
-
- out:
- exit (EXIT_FAILURE);
- }
- }
-}
-
-static char
-add_drives (struct drv *drv, char next_drive)
-{
- int r;
- struct guestfs_add_drive_opts_argv ad_optargs;
-
- if (next_drive > 'z') {
- fprintf (stderr,
- _("guestfish: too many drives added on the command line\n"));
- exit (EXIT_FAILURE);
- }
-
- if (drv) {
- next_drive = add_drives (drv->next, next_drive);
-
- switch (drv->type) {
- case drv_a:
- ad_optargs.bitmask = 0;
- if (read_only) {
- ad_optargs.bitmask |= GUESTFS_ADD_DRIVE_OPTS_READONLY_BITMASK;
- ad_optargs.readonly = 1;
- }
- if (drv->a.format) {
- ad_optargs.bitmask |= GUESTFS_ADD_DRIVE_OPTS_FORMAT_BITMASK;
- ad_optargs.format = drv->a.format;
- }
- r = guestfs_add_drive_opts_argv (g, drv->a.filename, &ad_optargs);
- if (r == -1)
- exit (EXIT_FAILURE);
-
- next_drive++;
- break;
-
- case drv_d:
- r = add_libvirt_drives (drv->d.guest);
- if (r == -1)
- exit (EXIT_FAILURE);
-
- next_drive += r;
- break;
-
- case drv_N:
- /* guestfs_add_drive (ie. autodetecting) should be safe here
- * since we have just created the prepared disk. At the moment
- * it will always be "raw" but in a theoretical future we might
- * create other formats.
- */
- /* -N option is not affected by --ro */
- r = guestfs_add_drive (g, drv->N.filename);
- if (r == -1)
- exit (EXIT_FAILURE);
-
- if (asprintf (&drv->N.device, "/dev/sd%c", next_drive) == -1) {
- perror ("asprintf");
- exit (EXIT_FAILURE);
- }
-
- next_drive++;
- break;
-
- default: /* keep GCC happy */
- abort ();
- }
- }
-
- return next_drive;
-}
-
static void
prepare_drives (struct drv *drv)
{
@@ -715,38 +549,6 @@ prepare_drives (struct drv *drv)
}
}
-static void
-free_drives (struct drv *drv)
-{
- if (!drv) return;
- free_drives (drv->next);
-
- switch (drv->type) {
- case drv_a: /* a.filename and a.format are optargs, don't free them */ break;
- case drv_d: /* d.filename is optarg, don't free it */ break;
- case drv_N:
- free (drv->N.filename);
- free (drv->N.device);
- free_prep_data (drv->N.data);
- break;
- default: ; /* keep GCC happy */
- }
- free (drv);
-}
-
-static void
-free_mps (struct mp *mp)
-{
- if (!mp) return;
- free_mps (mp->next);
-
- /* The drive and mountpoint fields are not allocated
- * from the heap, so we should not free them here.
- */
-
- free (mp);
-}
-
static int
launch (void)
{
generated by cgit (git 2.34.1) at 2024-09-22 00:26:37 +0000