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74 lines
1.6 KiB
74 lines
1.6 KiB
/* |
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* Copyright (c) 2006 Junio C Hamano |
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*/ |
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#include "cache.h" |
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#include "pkt-line.h" |
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#include "exec_cmd.h" |
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#include "builtin.h" |
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static const char upload_tar_usage[] = "git-upload-tar <repo>"; |
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static int nak(const char *reason) |
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{ |
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packet_write(1, "NACK %s\n", reason); |
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packet_flush(1); |
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return 1; |
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} |
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int cmd_upload_tar(int argc, const char **argv, char **envp) |
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{ |
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int len; |
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const char *dir = argv[1]; |
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char buf[8192]; |
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unsigned char sha1[20]; |
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char *base = NULL; |
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char hex[41]; |
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int ac; |
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const char *av[4]; |
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if (argc != 2) |
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usage(upload_tar_usage); |
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if (strlen(dir) < sizeof(buf)-1) |
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strcpy(buf, dir); /* enter-repo smudges its argument */ |
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else |
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packet_write(1, "NACK insanely long repository name %s\n", dir); |
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if (!enter_repo(buf, 0)) { |
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packet_write(1, "NACK not a git archive %s\n", dir); |
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packet_flush(1); |
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return 1; |
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} |
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len = packet_read_line(0, buf, sizeof(buf)); |
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if (len < 5 || strncmp("want ", buf, 5)) |
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return nak("expected want"); |
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if (buf[len-1] == '\n') |
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buf[--len] = 0; |
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if (get_sha1(buf + 5, sha1)) |
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return nak("expected sha1"); |
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strcpy(hex, sha1_to_hex(sha1)); |
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len = packet_read_line(0, buf, sizeof(buf)); |
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if (len) { |
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if (len < 5 || strncmp("base ", buf, 5)) |
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return nak("expected (optional) base"); |
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if (buf[len-1] == '\n') |
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buf[--len] = 0; |
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base = strdup(buf + 5); |
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len = packet_read_line(0, buf, sizeof(buf)); |
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} |
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if (len) |
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return nak("expected flush"); |
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packet_write(1, "ACK\n"); |
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packet_flush(1); |
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ac = 0; |
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av[ac++] = "tar-tree"; |
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av[ac++] = hex; |
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if (base) |
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av[ac++] = base; |
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av[ac++] = NULL; |
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execv_git_cmd(av); |
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/* should it return that is an error */ |
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return 1; |
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}
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