91 lines
2.3 KiB
C
91 lines
2.3 KiB
C
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/*
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* Builtin "git commit-commit"
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*
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* Copyright (c) 2014 Michael J Gruber <git@drmicha.warpmail.net>
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*
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* Based on git-verify-tag
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*/
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#include "cache.h"
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#include "config.h"
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#include "builtin.h"
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#include "object-store.h"
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#include "repository.h"
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#include "commit.h"
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#include "run-command.h"
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#include "parse-options.h"
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#include "gpg-interface.h"
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static const char * const verify_commit_usage[] = {
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N_("git verify-commit [-v | --verbose] <commit>..."),
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NULL
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};
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static int run_gpg_verify(struct commit *commit, unsigned flags)
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{
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struct signature_check signature_check;
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int ret;
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memset(&signature_check, 0, sizeof(signature_check));
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ret = check_commit_signature(commit, &signature_check);
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print_signature_buffer(&signature_check, flags);
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signature_check_clear(&signature_check);
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return ret;
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}
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static int verify_commit(const char *name, unsigned flags)
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{
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struct object_id oid;
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struct object *obj;
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if (get_oid(name, &oid))
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return error("commit '%s' not found.", name);
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obj = parse_object(the_repository, &oid);
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if (!obj)
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return error("%s: unable to read file.", name);
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if (obj->type != OBJ_COMMIT)
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return error("%s: cannot verify a non-commit object of type %s.",
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name, type_name(obj->type));
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return run_gpg_verify((struct commit *)obj, flags);
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}
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static int git_verify_commit_config(const char *var, const char *value, void *cb)
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{
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int status = git_gpg_config(var, value, cb);
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if (status)
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return status;
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return git_default_config(var, value, cb);
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}
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int cmd_verify_commit(int argc, const char **argv, const char *prefix)
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{
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int i = 1, verbose = 0, had_error = 0;
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unsigned flags = 0;
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const struct option verify_commit_options[] = {
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OPT__VERBOSE(&verbose, N_("print commit contents")),
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OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW),
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OPT_END()
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};
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git_config(git_verify_commit_config, NULL);
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argc = parse_options(argc, argv, prefix, verify_commit_options,
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verify_commit_usage, PARSE_OPT_KEEP_ARGV0);
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if (argc <= i)
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usage_with_options(verify_commit_usage, verify_commit_options);
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if (verbose)
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flags |= GPG_VERIFY_VERBOSE;
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/* sometimes the program was terminated because this signal
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* was received in the process of writing the gpg input: */
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signal(SIGPIPE, SIG_IGN);
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while (i < argc)
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if (verify_commit(argv[i++], flags))
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had_error = 1;
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return had_error;
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}
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