[thirdparty/systemd.git] / src / journal-remote / journal-upload.h

/* SPDX-License-Identifier: LGPL-2.1-or-later */

#pragma once

#include <curl/curl.h>

#include "forward.h"
#include "journal-compression-util.h"

typedef enum {
        ENTRY_CURSOR = 0,           /* Nothing actually written yet. */
        ENTRY_REALTIME,
        ENTRY_MONOTONIC,
        ENTRY_BOOT_ID,
        ENTRY_NEW_FIELD,            /* In between fields. */
        ENTRY_TEXT_FIELD,           /* In the middle of a text field. */
        ENTRY_BINARY_FIELD_START,   /* Writing the name of a binary field. */
        ENTRY_BINARY_FIELD_SIZE,    /* Writing the size of a binary field. */
        ENTRY_BINARY_FIELD,         /* In the middle of a binary field. */
        ENTRY_OUTRO,                /* Writing '\n' */
        ENTRY_DONE,                 /* Need to move to a new field. */
} entry_state;

typedef struct Uploader {
        sd_event *event;

        char *url;
        CURL *easy;
        bool uploading;
        char error[CURL_ERROR_SIZE];
        struct curl_slist *header;
        char *answer;

        sd_event_source *input_event;
        uint64_t timeout;

        /* fd stuff */
        int input;

        /* journal stuff */
        sd_journal *journal;

        entry_state entry_state;
        const void *field_data;
        size_t field_pos, field_length;

        /* general metrics */
        const char *state_file;

        size_t entries_sent;
        char *last_cursor, *current_cursor;
        usec_t watchdog_timestamp;
        usec_t watchdog_usec;
        const CompressionConfig *compression;
} Uploader;

#define JOURNAL_UPLOAD_POLL_TIMEOUT (10 * USEC_PER_SEC)

int start_upload(Uploader *u,
                 size_t (*input_callback)(void *ptr,
                                          size_t size,
                                          size_t nmemb,
                                          void *userdata),
                 void *data);

int open_journal_for_upload(Uploader *u,
                            sd_journal *j,
                            const char *cursor,
                            bool after_cursor,
                            bool follow);
void close_journal_input(Uploader *u);
int check_journal_input(Uploader *u);
Commit	Line	Data
	1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
	2
	3	#pragma once
	4
	5	#include <curl/curl.h>
	6
	7	#include "forward.h"
	8	#include "journal-compression-util.h"
	9
	10	typedef enum {
	11	ENTRY_CURSOR = 0, /* Nothing actually written yet. */
	12	ENTRY_REALTIME,
	13	ENTRY_MONOTONIC,
	14	ENTRY_BOOT_ID,
	15	ENTRY_NEW_FIELD, /* In between fields. */
	16	ENTRY_TEXT_FIELD, /* In the middle of a text field. */
	17	ENTRY_BINARY_FIELD_START, /* Writing the name of a binary field. */
	18	ENTRY_BINARY_FIELD_SIZE, /* Writing the size of a binary field. */
	19	ENTRY_BINARY_FIELD, /* In the middle of a binary field. */
	20	ENTRY_OUTRO, /* Writing '\n' */
	21	ENTRY_DONE, /* Need to move to a new field. */
	22	} entry_state;
	23
	24	typedef struct Uploader {
	25	sd_event *event;
	26
	27	char *url;
	28	CURL *easy;
	29	bool uploading;
	30	char error[CURL_ERROR_SIZE];
	31	struct curl_slist *header;
	32	char *answer;
	33
	34	sd_event_source *input_event;
	35	uint64_t timeout;
	36
	37	/* fd stuff */
	38	int input;
	39
	40	/* journal stuff */
	41	sd_journal *journal;
	42
	43	entry_state entry_state;
	44	const void *field_data;
	45	size_t field_pos, field_length;
	46
	47	/* general metrics */
	48	const char *state_file;
	49
	50	size_t entries_sent;
	51	char last_cursor, current_cursor;
	52	usec_t watchdog_timestamp;
	53	usec_t watchdog_usec;
	54	const CompressionConfig *compression;
	55	} Uploader;
	56
	57	#define JOURNAL_UPLOAD_POLL_TIMEOUT (10 * USEC_PER_SEC)
	58
	59	int start_upload(Uploader *u,
	60	size_t (input_callback)(void ptr,
	61	size_t size,
	62	size_t nmemb,
	63	void *userdata),
	64	void *data);
	65
	66	int open_journal_for_upload(Uploader *u,
	67	sd_journal *j,
	68	const char *cursor,
	69	bool after_cursor,
	70	bool follow);
	71	void close_journal_input(Uploader *u);
	72	int check_journal_input(Uploader *u);