102 lines
2.5 KiB
Diff
102 lines
2.5 KiB
Diff
From 48896281bebc5c69760f4e47625e4db81e3a9004 Mon Sep 17 00:00:00 2001
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From: Wolfgang Bumiller <w.bumiller@proxmox.com>
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Date: Wed, 9 Dec 2015 14:46:49 +0100
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Subject: [PATCH 13/47] vma: add 'config' command to dump the config
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---
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vma.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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1 file changed, 64 insertions(+)
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diff --git a/vma.c b/vma.c
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index d55874a..79bdd00 100644
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--- a/vma.c
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+++ b/vma.c
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@@ -26,6 +26,7 @@ static void help(void)
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"usage: vma command [command options]\n"
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"\n"
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"vma list <filename>\n"
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+ "vma config <filename> [-c config]\n"
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"vma create <filename> [-c config] <archive> pathname ...\n"
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"vma extract <filename> [-r <fifo>] <targetdir>\n"
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"vma verify <filename> [-v]\n"
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@@ -604,6 +605,67 @@ static int create_archive(int argc, char **argv)
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return 0;
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}
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+static int dump_config(int argc, char **argv)
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+{
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+ int c, ret = 0;
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+ const char *filename;
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+ const char *config_name = "qemu-server.conf";
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+
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+ for (;;) {
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+ c = getopt(argc, argv, "hc:");
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+ if (c == -1) {
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+ break;
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+ }
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+ switch (c) {
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+ case '?':
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+ case 'h':
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+ help();
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+ break;
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+ case 'c':
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+ config_name = optarg;
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+ break;
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+ default:
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+ help();
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+ }
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+ }
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+
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+ /* Get the filename */
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+ if ((optind + 1) != argc) {
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+ help();
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+ }
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+ filename = argv[optind++];
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+
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+ Error *errp = NULL;
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+ VmaReader *vmar = vma_reader_create(filename, &errp);
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+
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+ if (!vmar) {
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+ g_error("%s", error_get_pretty(errp));
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+ }
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+
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+ int found = 0;
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+ GList *l = vma_reader_get_config_data(vmar);
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+ while (l && l->data) {
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+ VmaConfigData *cdata = (VmaConfigData *)l->data;
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+ l = g_list_next(l);
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+ if (strcmp(cdata->name, config_name) == 0) {
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+ found = 1;
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+ fwrite(cdata->data, cdata->len, 1, stdout);
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+ break;
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+ }
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+ }
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+
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+ vma_reader_destroy(vmar);
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+
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+ bdrv_close_all();
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+
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+ if (!found) {
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+ fprintf(stderr, "unable to find configuration data '%s'\n", config_name);
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+ return -1;
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+ }
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+
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+ return ret;
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+}
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+
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int main(int argc, char **argv)
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{
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const char *cmdname;
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@@ -633,6 +695,8 @@ int main(int argc, char **argv)
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return extract_content(argc, argv);
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} else if (!strcmp(cmdname, "verify")) {
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return verify_content(argc, argv);
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+ } else if (!strcmp(cmdname, "config")) {
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+ return dump_config(argc, argv);
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}
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help();
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--
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2.1.4
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