diff options
Diffstat (limited to 'config.c')
| -rw-r--r-- | config.c | 65 |
1 files changed, 63 insertions, 2 deletions
@@ -56,7 +56,7 @@ * with a key word, and not be indented, or must start with a * non-key-word and must be indented. * - * Keywords are DEVICE and ARRAY + * Keywords are DEVICE and ARRAY ... and several others. * DEV{ICE} introduces some devices that might contain raid components. * e.g. * DEV style=0 /dev/sda* /dev/hd* @@ -79,7 +79,8 @@ char DefaultConfFile[] = CONFFILE; char DefaultAltConfFile[] = CONFFILE2; -enum linetype { Devices, Array, Mailaddr, Mailfrom, Program, CreateDev, Homehost, LTEnd }; +enum linetype { Devices, Array, Mailaddr, Mailfrom, Program, CreateDev, + Homehost, AutoMode, LTEnd }; char *keywords[] = { [Devices] = "devices", [Array] = "array", @@ -88,6 +89,7 @@ char *keywords[] = { [Program] = "program", [CreateDev]= "create", [Homehost] = "homehost", + [AutoMode] = "auto", [LTEnd] = NULL }; @@ -639,6 +641,16 @@ void homehostline(char *line) } } +static char *auto_options = NULL; +void autoline(char *line) +{ + if (auto_options) { + fprintf(stderr, Name ": AUTO line may only be give once." + " Subsequent lines ignored\n"); + return; + } + auto_options = line; +} int loaded = 0; @@ -709,6 +721,9 @@ void load_conffile(void) case Homehost: homehostline(line); break; + case AutoMode: + autoline(line); + break; default: fprintf(stderr, Name ": Unknown keyword %s\n", line); } @@ -832,6 +847,52 @@ int conf_test_dev(char *devname) return 0; } +int conf_test_metadata(const char *version) +{ + /* Check if the given metadata version is allowed + * to be auto-assembled. + * The default is 'yes' but the 'auto' line might over-ride that. + * Word in auto_options are processed in order with the first + * match winning. + * word can be: + * +version - that version can be assembled + * -version - that version cannot be auto-assembled + * yes or +all - any other version can be assembled + * no or -all - no other version can be assembled. + */ + char *w; + load_conffile(); + if (!auto_options) + return 1; + for (w = dl_next(auto_options); w != auto_options; w = dl_next(w)) { + int rv; + if (strcasecmp(w, "yes") == 0) + return 1; + if (strcasecmp(w, "no") == 0) + return 0; + if (w[0] == '+') + rv = 1; + else if (w[0] == '-') + rv = 0; + else continue; + + if (strcasecmp(w+1, "all") == 0) + return rv; + if (strcasecmp(w+1, version) == 0) + return rv; + /* allow '0' to match version '0.90' + * and 1 or 1.whatever to match version '1.x' + */ + if (version[1] == '.' && + strlen(w+1) == 1 && + w[1] == version[0]) + return rv; + if (version[1] == '.' && version[2] == 'x' && + strncmp(w+1, version, 2) == 0) + return rv; + } + return 1; +} int match_oneof(char *devices, char *devname) { |