X-Git-Url: https://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=lib%2Fpb-protocol%2Fpb-protocol.c;h=daf4ec9dbbde2809742897d47b89a003a385f7aa;hp=0d83bde0d11fca8f7b4902755cfa13e458a6277f;hb=HEAD;hpb=9f42e56fc5968fcb34edfad017adb73960c2bb61 diff --git a/lib/pb-protocol/pb-protocol.c b/lib/pb-protocol/pb-protocol.c index 0d83bde..daf4ec9 100644 --- a/lib/pb-protocol/pb-protocol.c +++ b/lib/pb-protocol/pb-protocol.c @@ -75,6 +75,8 @@ void pb_protocol_dump_device(const struct device *dev, const char *text, fprintf(stream, "%s\t\tdtb: %s\n", text, opt->dtb_file); fprintf(stream, "%s\t\targs: %s\n", text, opt->boot_args); fprintf(stream, "%s\t\tasig: %s\n", text, opt->args_sig_file); + fprintf(stream, "%s\t\ttype: %s\n", text, + opt->type == DISCOVER_BOOT_OPTION ? "boot" : "plugin"); } } @@ -97,13 +99,17 @@ int pb_protocol_serialise_string(char *pos, const char *str) { int len = 0; + if (!pos) + return 0; + if (str) len = strlen(str); *(uint32_t *)pos = __cpu_to_be32(len); pos += sizeof(uint32_t); - memcpy(pos, str, len); + if (str) + memcpy(pos, str, len); return len + sizeof(uint32_t); } @@ -201,7 +207,9 @@ int pb_protocol_boot_option_len(const struct boot_option *opt) 4 + optional_strlen(opt->dtb_file) + 4 + optional_strlen(opt->boot_args) + 4 + optional_strlen(opt->args_sig_file) + - sizeof(opt->is_default); + sizeof(opt->is_default) + + sizeof(opt->is_autoboot_default) + + sizeof(opt->type); } int pb_protocol_boot_len(const struct boot_command *boot) @@ -215,12 +223,12 @@ int pb_protocol_boot_len(const struct boot_command *boot) 4 + optional_strlen(boot->console); } -int pb_protocol_boot_status_len(const struct boot_status *status) +int pb_protocol_boot_status_len(const struct status *status) { - return 4 + + return 4 + /* type */ 4 + optional_strlen(status->message) + - 4 + optional_strlen(status->detail) + - 4; + 4 + /* backlog */ + 4; /* boot_active */ } int pb_protocol_system_info_len(const struct system_info *sysinfo) @@ -249,7 +257,9 @@ int pb_protocol_system_info_len(const struct system_info *sysinfo) struct interface_info *if_info = sysinfo->interfaces[i]; len += 4 + if_info->hwaddr_size + 4 + optional_strlen(if_info->name) + - sizeof(if_info->link); + sizeof(if_info->link) + + 4 + optional_strlen(if_info->address) + + 4 + optional_strlen(if_info->address_v6); } for (i = 0; i < sysinfo->n_blockdevs; i++) { @@ -305,6 +315,9 @@ int pb_protocol_config_len(const struct config *config) for (i = 0; i < config->network.n_dns_servers; i++) len += 4 + optional_strlen(config->network.dns_servers[i]); + len += 4 + optional_strlen(config->http_proxy); + len += 4 + optional_strlen(config->https_proxy); + len += 4; for (i = 0; i < config->n_autoboot_opts; i++) { if (config->autoboot_opts[i].boot_type == BOOT_DEVICE_TYPE) @@ -315,6 +328,7 @@ int pb_protocol_config_len(const struct config *config) } len += 4 + 4; /* ipmi_bootdev, ipmi_bootdev_persistent */ + len += 4; /* ipmi_bootdev_mailbox */ len += 4; /* allow_writes */ @@ -323,6 +337,7 @@ int pb_protocol_config_len(const struct config *config) len += 4 + optional_strlen(config->consoles[i]); len += 4 + optional_strlen(config->boot_console); + len += 4; /* manual_console */ len += 4 + optional_strlen(config->lang); @@ -335,6 +350,64 @@ int pb_protocol_url_len(const char *url) return 4 + optional_strlen(url); } + +int pb_protocol_plugin_option_len(const struct plugin_option *opt) +{ + unsigned int i, len = 0; + + len += 4 + optional_strlen(opt->id); + len += 4 + optional_strlen(opt->name); + len += 4 + optional_strlen(opt->vendor); + len += 4 + optional_strlen(opt->vendor_id); + len += 4 + optional_strlen(opt->version); + len += 4 + optional_strlen(opt->date); + len += 4 + optional_strlen(opt->plugin_file); + + len += 4; /* n_executables */ + for (i = 0; i < opt->n_executables; i++) + len += 4 + optional_strlen(opt->executables[i]); + + return len; +} + +int pb_protocol_temp_autoboot_len(const struct autoboot_option *opt) +{ + unsigned int len = 0; + + /* boot_type */ + len += 4; + + if (opt->boot_type == BOOT_DEVICE_TYPE) + len += 4; + else + len += optional_strlen(opt->uuid); + + return len; +} + +int pb_protocol_authenticate_len(struct auth_message *msg) +{ + switch (msg->op) { + case AUTH_MSG_REQUEST: + /* enum + password + length */ + return 4 + 4 + optional_strlen(msg->password); + case AUTH_MSG_RESPONSE: + /* enum + bool */ + return 4 + 4; + case AUTH_MSG_SET: + /* enum + password + password */ + return 4 + 4 + optional_strlen(msg->set_password.password) + + 4 + optional_strlen(msg->set_password.new_password); + case AUTH_MSG_DECRYPT: + /* enum + password + device id */ + return 4 + 4 + optional_strlen(msg->decrypt_dev.password) + + 4 + optional_strlen(msg->decrypt_dev.device_id); + default: + pb_log("%s: invalid input\n", __func__); + return 0; + } +} + int pb_protocol_serialise_device(const struct device *dev, char *buf, int buf_len) { @@ -348,9 +421,8 @@ int pb_protocol_serialise_device(const struct device *dev, pos += pb_protocol_serialise_string(pos, dev->icon_file); assert(pos <= buf + buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; } int pb_protocol_serialise_boot_option(const struct boot_option *opt, @@ -371,11 +443,15 @@ int pb_protocol_serialise_boot_option(const struct boot_option *opt, *(bool *)pos = opt->is_default; pos += sizeof(bool); + *(bool *)pos = opt->is_autoboot_default; + pos += sizeof(bool); + + *(uint32_t *)pos = __cpu_to_be32(opt->type); + pos += 4; assert(pos <= buf + buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; } int pb_protocol_serialise_boot_command(const struct boot_command *boot, @@ -392,12 +468,11 @@ int pb_protocol_serialise_boot_command(const struct boot_command *boot, pos += pb_protocol_serialise_string(pos, boot->console); assert(pos <= buf + buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; } -int pb_protocol_serialise_boot_status(const struct boot_status *status, +int pb_protocol_serialise_boot_status(const struct status *status, char *buf, int buf_len) { char *pos = buf; @@ -406,15 +481,16 @@ int pb_protocol_serialise_boot_status(const struct boot_status *status, pos += sizeof(uint32_t); pos += pb_protocol_serialise_string(pos, status->message); - pos += pb_protocol_serialise_string(pos, status->detail); - *(uint32_t *)pos = __cpu_to_be32(status->type); - pos += sizeof(uint32_t); + *(bool *)pos = __cpu_to_be32(status->backlog); + pos += sizeof(bool); + + *(bool *)pos = __cpu_to_be32(status->boot_active); + pos += sizeof(bool); assert(pos <= buf + buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; } int pb_protocol_serialise_system_info(const struct system_info *sysinfo, @@ -462,6 +538,9 @@ int pb_protocol_serialise_system_info(const struct system_info *sysinfo, *(bool *)pos = if_info->link; pos += sizeof(bool); + + pos += pb_protocol_serialise_string(pos, if_info->address); + pos += pb_protocol_serialise_string(pos, if_info->address_v6); } *(uint32_t *)pos = __cpu_to_be32(sysinfo->n_blockdevs); @@ -482,9 +561,8 @@ int pb_protocol_serialise_system_info(const struct system_info *sysinfo, pos += HWADDR_SIZE; assert(pos <= buf + buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; } static int pb_protocol_serialise_config_interface(char *buf, @@ -549,6 +627,9 @@ int pb_protocol_serialise_config(const struct config *config, config->network.dns_servers[i]); } + pos += pb_protocol_serialise_string(pos, config->http_proxy); + pos += pb_protocol_serialise_string(pos, config->https_proxy); + *(uint32_t *)pos = __cpu_to_be32(config->n_autoboot_opts); pos += 4; for (i = 0; i < config->n_autoboot_opts; i++) { @@ -569,6 +650,8 @@ int pb_protocol_serialise_config(const struct config *config, pos += 4; *(uint32_t *)pos = config->ipmi_bootdev_persistent; pos += 4; + *(uint32_t *)pos = config->ipmi_bootdev_mailbox; + pos += 4; *(uint32_t *)pos = config->allow_writes; pos += 4; @@ -579,13 +662,14 @@ int pb_protocol_serialise_config(const struct config *config, pos += pb_protocol_serialise_string(pos, config->consoles[i]); pos += pb_protocol_serialise_string(pos, config->boot_console); + *(uint32_t *)pos = config->manual_console; + pos += 4; pos += pb_protocol_serialise_string(pos, config->lang); assert(pos <= buf + buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; } int pb_protocol_serialise_url(const char *url, char *buf, int buf_len) @@ -595,9 +679,91 @@ int pb_protocol_serialise_url(const char *url, char *buf, int buf_len) pos += pb_protocol_serialise_string(pos, url); assert(pos <=buf+buf_len); - (void)buf_len; - return 0; + return (pos <= buf + buf_len) ? 0 : -1; +} + +int pb_protocol_serialise_plugin_option(const struct plugin_option *opt, + char *buf, int buf_len) +{ + char *pos = buf; + unsigned int i; + + pos += pb_protocol_serialise_string(pos, opt->id); + pos += pb_protocol_serialise_string(pos, opt->name); + pos += pb_protocol_serialise_string(pos, opt->vendor); + pos += pb_protocol_serialise_string(pos, opt->vendor_id); + pos += pb_protocol_serialise_string(pos, opt->version); + pos += pb_protocol_serialise_string(pos, opt->date); + pos += pb_protocol_serialise_string(pos, opt->plugin_file); + + *(uint32_t *)pos = __cpu_to_be32(opt->n_executables); + pos += 4; + + for (i = 0; i < opt->n_executables; i++) + pos += pb_protocol_serialise_string(pos, opt->executables[i]); + + assert(pos <= buf + buf_len); + + return (pos <= buf + buf_len) ? 0 : -1; +} + +int pb_protocol_serialise_temp_autoboot(const struct autoboot_option *opt, + char *buf, int buf_len) +{ + char *pos = buf; + + *(uint32_t *)pos = __cpu_to_be32(opt->boot_type); + pos += 4; + + if (opt->boot_type == BOOT_DEVICE_TYPE) { + *(uint32_t *)pos = __cpu_to_be32(opt->type); + pos += 4; + } else { + pos += pb_protocol_serialise_string(pos, opt->uuid); + } + + assert(pos <= buf + buf_len); + + return (pos <= buf + buf_len) ? 0 : -1; +} + +int pb_protocol_serialise_authenticate(struct auth_message *msg, + char *buf, int buf_len) +{ + char *pos = buf; + + *(enum auth_msg_type *)pos = msg->op; + pos += sizeof(enum auth_msg_type); + + switch(msg->op) { + case AUTH_MSG_REQUEST: + pos += pb_protocol_serialise_string(pos, msg->password); + break; + case AUTH_MSG_RESPONSE: + *(bool *)pos = msg->authenticated; + pos += sizeof(bool); + break; + case AUTH_MSG_SET: + pos += pb_protocol_serialise_string(pos, + msg->set_password.password); + pos += pb_protocol_serialise_string(pos, + msg->set_password.new_password); + break; + case AUTH_MSG_DECRYPT: + pos += pb_protocol_serialise_string(pos, + msg->decrypt_dev.password); + pos += pb_protocol_serialise_string(pos, + msg->decrypt_dev.device_id); + break; + default: + pb_log("%s: invalid msg\n", __func__); + return -1; + }; + + assert(pos <= buf + buf_len); + + return (pos <= buf + buf_len) ? 0 : -1; } int pb_protocol_write_message(int fd, struct pb_protocol_message *message) @@ -625,7 +791,7 @@ int pb_protocol_write_message(int fd, struct pb_protocol_message *message) if (!total_len) return 0; - pb_log("%s: failed: %s\n", __func__, strerror(errno)); + pb_log_fn("failed: %s\n", strerror(errno)); return -1; } @@ -635,7 +801,7 @@ struct pb_protocol_message *pb_protocol_create_message(void *ctx, struct pb_protocol_message *message; if (payload_len > PB_PROTOCOL_MAX_PAYLOAD_SIZE) { - pb_log("%s: payload too big %u/%u\n", __func__, payload_len, + pb_log_fn("payload too big %u/%u\n", payload_len, PB_PROTOCOL_MAX_PAYLOAD_SIZE); return NULL; } @@ -666,7 +832,7 @@ struct pb_protocol_message *pb_protocol_read_message(void *ctx, int fd) m.action = __be32_to_cpu(m.action); if (m.payload_len > PB_PROTOCOL_MAX_PAYLOAD_SIZE) { - pb_log("%s: payload too big %u/%u\n", __func__, m.payload_len, + pb_log_fn("payload too big %u/%u\n", m.payload_len, PB_PROTOCOL_MAX_PAYLOAD_SIZE); return NULL; } @@ -679,7 +845,7 @@ struct pb_protocol_message *pb_protocol_read_message(void *ctx, int fd) if (rc <= 0) { talloc_free(message); - pb_log("%s: failed (%u): %s\n", __func__, len, + pb_log_fn("failed (%u): %s\n", len, strerror(errno)); return NULL; } @@ -768,8 +934,16 @@ int pb_protocol_deserialise_boot_option(struct boot_option *opt, if (len < sizeof(bool)) goto out; opt->is_default = *(bool *)(pos); + pos += sizeof(bool); + len -= sizeof(bool); + opt->is_autoboot_default = *(bool *)(pos); + pos += sizeof(bool); + len -= sizeof(bool); - rc = 0; + if (read_u32(&pos, &len, &opt->type)) + return -1; + + rc = (pos <= message->payload + message->payload_len) ? 0 : -1; out: return rc; @@ -812,7 +986,7 @@ out: return rc; } -int pb_protocol_deserialise_boot_status(struct boot_status *status, +int pb_protocol_deserialise_boot_status(struct status *status, const struct pb_protocol_message *message) { unsigned int len; @@ -829,8 +1003,8 @@ int pb_protocol_deserialise_boot_status(struct boot_status *status, status->type = __be32_to_cpu(*(uint32_t *)(pos)); switch (status->type) { - case BOOT_STATUS_ERROR: - case BOOT_STATUS_INFO: + case STATUS_ERROR: + case STATUS_INFO: break; default: goto out; @@ -839,22 +1013,17 @@ int pb_protocol_deserialise_boot_status(struct boot_status *status, pos += sizeof(uint32_t); len -= sizeof(uint32_t); - /* message and detail strings */ + /* message string */ if (read_string(status, &pos, &len, &status->message)) goto out; - if (read_string(status, &pos, &len, &status->detail)) - goto out; - - /* and finally, progress */ - if (len < sizeof(uint32_t)) - goto out; + /* backlog */ + status->backlog = *(bool *)pos; + pos += sizeof(status->backlog); - status->progress = __be32_to_cpu(*(uint32_t *)(pos)); - - /* clamp to 100% */ - if (status->progress > 100) - status->progress = 100; + /* boot_active */ + status->boot_active = *(bool *)pos; + pos += sizeof(status->boot_active); rc = 0; @@ -950,6 +1119,11 @@ int pb_protocol_deserialise_system_info(struct system_info *sysinfo, if_info->link = *(bool *)pos; pos += sizeof(if_info->link); + if (read_string(if_info, &pos, &len, &if_info->address)) + goto out; + if (read_string(if_info, &pos, &len, &if_info->address_v6)) + goto out; + sysinfo->interfaces[i] = if_info; } @@ -1079,6 +1253,13 @@ int pb_protocol_deserialise_config(struct config *config, config->network.dns_servers[i] = str; } + if (read_string(config, &pos, &len, &str)) + goto out; + config->http_proxy = str; + if (read_string(config, &pos, &len, &str)) + goto out; + config->https_proxy = str; + if (read_u32(&pos, &len, &config->n_autoboot_opts)) goto out; config->autoboot_opts = talloc_array(config, struct autoboot_option, @@ -1104,6 +1285,9 @@ int pb_protocol_deserialise_config(struct config *config, if (read_u32(&pos, &len, &tmp)) goto out; config->ipmi_bootdev_persistent = !!tmp; + if (read_u32(&pos, &len, &tmp)) + goto out; + config->ipmi_bootdev_mailbox = !!tmp; if (read_u32(&pos, &len, &tmp)) goto out; @@ -1124,6 +1308,10 @@ int pb_protocol_deserialise_config(struct config *config, config->boot_console = str; + if (read_u32(&pos, &len, &tmp)) + goto out; + config->manual_console = !!tmp; + if (read_string(config, &pos, &len, &str)) goto out; @@ -1134,3 +1322,139 @@ int pb_protocol_deserialise_config(struct config *config, out: return rc; } + +int pb_protocol_deserialise_plugin_option(struct plugin_option *opt, + const struct pb_protocol_message *message) +{ + unsigned int len, i, tmp; + const char *pos; + int rc = -1; + char *str; + + len = message->payload_len; + pos = message->payload; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->id = str; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->name = str; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->vendor = str; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->vendor_id = str; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->version = str; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->date = str; + + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->plugin_file = str; + + if (read_u32(&pos, &len, &tmp)) + goto out; + opt->n_executables = tmp; + + opt->executables = talloc_zero_array(opt, char *, opt->n_executables); + if (!opt->executables) + goto out; + + for (i = 0; i < opt->n_executables; i++) { + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->executables[i] = talloc_strdup(opt, str); + } + + rc = 0; +out: + return rc; +} + +int pb_protocol_deserialise_temp_autoboot(struct autoboot_option *opt, + const struct pb_protocol_message *message) +{ + unsigned int len, tmp; + const char *pos; + int rc = -1; + char *str; + + len = message->payload_len; + pos = message->payload; + + if (read_u32(&pos, &len, &tmp)) + goto out; + + opt->boot_type = tmp; + if (opt->boot_type == BOOT_DEVICE_TYPE) { + if (read_u32(&pos, &len, &tmp)) + goto out; + opt->type = tmp; + + } else if (opt->boot_type == BOOT_DEVICE_UUID) { + if (read_string(opt, &pos, &len, &str)) + goto out; + opt->uuid = str; + + } else { + return -1; + } + + rc = 0; + +out: + return rc; +} + +int pb_protocol_deserialise_authenticate(struct auth_message *msg, + const struct pb_protocol_message *message) +{ + unsigned int len; + const char *pos; + + len = message->payload_len; + pos = message->payload; + + msg->op = *(enum auth_msg_type *)pos; + pos += sizeof(enum auth_msg_type); + + switch (msg->op) { + case AUTH_MSG_REQUEST: + if (read_string(msg, &pos, &len, &msg->password)) + return -1; + break; + case AUTH_MSG_RESPONSE: + msg->authenticated = *(bool *)pos; + pos += sizeof(bool); + break; + case AUTH_MSG_SET: + if (read_string(msg, &pos, &len, &msg->set_password.password)) + return -1; + if (read_string(msg, &pos, &len, + &msg->set_password.new_password)) + return -1; + break; + case AUTH_MSG_DECRYPT: + if (read_string(msg, &pos, &len, &msg->decrypt_dev.password)) + return -1; + if (read_string(msg, &pos, &len, + &msg->decrypt_dev.device_id)) + return -1; + break; + default: + pb_log("%s: unable to parse\n", __func__); + return -1; + } + + return 0; +}