X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=lib%2Fpb-protocol%2Fpb-protocol.c;h=daf4ec9dbbde2809742897d47b89a003a385f7aa;hp=18edf57e24ca341e88a21fa2e06891685c297c0a;hb=9e869ebe3a5127575105d82c4d289d95cbed2db9;hpb=0d3caaf8e9a75e9b6ebc9427c75ed2914c60439d diff --git a/lib/pb-protocol/pb-protocol.c b/lib/pb-protocol/pb-protocol.c index 18edf57..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) @@ -220,7 +228,7 @@ int pb_protocol_boot_status_len(const struct status *status) return 4 + /* type */ 4 + optional_strlen(status->message) + 4 + /* backlog */ - 4; + 4; /* boot_active */ } int pb_protocol_system_info_len(const struct system_info *sysinfo) @@ -250,7 +258,8 @@ int pb_protocol_system_info_len(const struct system_info *sysinfo) len += 4 + if_info->hwaddr_size + 4 + optional_strlen(if_info->name) + sizeof(if_info->link) + - 4 + optional_strlen(if_info->address); + 4 + optional_strlen(if_info->address) + + 4 + optional_strlen(if_info->address_v6); } for (i = 0; i < sysinfo->n_blockdevs; i++) { @@ -319,6 +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 */ @@ -340,6 +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) { @@ -353,9 +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, @@ -376,11 +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, @@ -397,9 +468,8 @@ 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 status *status, @@ -415,10 +485,12 @@ int pb_protocol_serialise_boot_status(const struct status *status, *(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, @@ -468,6 +540,7 @@ int pb_protocol_serialise_system_info(const struct system_info *sysinfo, 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); @@ -488,9 +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, @@ -578,6 +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; @@ -594,9 +668,8 @@ int pb_protocol_serialise_config(const struct config *config, 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) @@ -606,9 +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) @@ -636,7 +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; } @@ -646,7 +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; } @@ -677,7 +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; } @@ -690,7 +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; } @@ -779,8 +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; @@ -858,6 +1021,10 @@ int pb_protocol_deserialise_boot_status(struct status *status, status->backlog = *(bool *)pos; pos += sizeof(status->backlog); + /* boot_active */ + status->boot_active = *(bool *)pos; + pos += sizeof(status->boot_active); + rc = 0; out: @@ -954,6 +1121,8 @@ int pb_protocol_deserialise_system_info(struct system_info *sysinfo, 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; } @@ -1116,6 +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; @@ -1150,3 +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; +}