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annotate page-api-jobs.c @ 16:3051ef92173a

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misc: add license headers
author David Demelier <markand@malikania.fr>
date Fri, 09 Jul 2021 21:12:16 +0200
parents eb76429ce112
children
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16
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1 /*
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2 * page-api-jobs.c -- /api/v?/jobs route
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3 *
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4 * Copyright (c) 2021 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
2
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19 #include <sys/types.h>
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20 #include <assert.h>
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21 #include <stdarg.h>
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22 #include <stdint.h>
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23 #include <string.h>
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24
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25 #include <kcgi.h>
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26 #include <jansson.h>
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27
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28 #include "config.h"
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29 #include "log.h"
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30 #include "page-api-jobs.h"
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31 #include "page.h"
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32 #include "req.h"
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33 #include "types.h"
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34 #include "util.h"
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35
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36 static void
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37 list(struct kreq *r, const struct job *jobs, size_t jobsz)
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38 {
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39 json_t *doc;
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40 char *dump;
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41
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42 doc = job_to(jobs, jobsz);
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43 dump = json_dumps(doc, JSON_COMPACT);
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44
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45 khttp_puts(r, dump);
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46 free(dump);
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47 json_decref(doc);
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48 }
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49
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50 static int
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51 save(const char *json)
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52 {
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53 struct req req = {0};
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54 struct jobresult res = {0};
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55 int ret = -1;
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56
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57 json_t *doc;
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58 json_error_t err;
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59
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60 if (!(doc = json_loads(json, 0, &err)))
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61 log_warn("api/post: invalid JSON input: %s", err.text);
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62 else if (jobresult_from(&res, 1, doc) < 0)
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63 log_warn("api/post: failed to decode parameters");
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64 else if ((req = req_jobresult_add(&res)).status)
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65 log_warn("api/post: save error: %s", strerror(req.status));
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66 else
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67 ret = 0;
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68
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69 json_decref(doc);
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70 req_finish(&req);
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71
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72 return ret;
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73 }
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74
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75 static void
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76 get(struct kreq *r)
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77 {
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78 struct req req;
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79 struct job jobs[SCI_JOB_LIST_MAX];
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80 size_t jobsz = UTIL_SIZE(jobs);
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81 const char *worker = util_basename(r->path);
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82
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83 if ((req = req_job_todo(jobs, &jobsz, worker)).status)
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84 page(r, NULL, KHTTP_500, KMIME_APP_JSON, NULL);
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85 else {
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86 khttp_head(r, kresps[KRESP_CONTENT_TYPE], "%s", kmimetypes[KMIME_APP_JSON]);
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87 khttp_head(r, kresps[KRESP_STATUS], "%s", khttps[KHTTP_200]);
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88 khttp_body(r);
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89 list(r, jobs, jobsz);
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90 req_finish(&req);
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91 khttp_free(r);
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92 }
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93 }
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94
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95 static void
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96 post(struct kreq *r)
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97 {
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98 if (r->fieldsz < 1)
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99 page(r, NULL, KHTTP_400, KMIME_APP_JSON, NULL);
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100 else if (save(r->fields[0].val) < 0)
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101 page(r, NULL, KHTTP_500, KMIME_APP_JSON, NULL);
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102 else {
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103 khttp_head(r, kresps[KRESP_CONTENT_TYPE], "%s", kmimetypes[KMIME_APP_JSON]);
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104 khttp_head(r, kresps[KRESP_STATUS], "%s", khttps[KHTTP_200]);
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105 khttp_body(r);
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106 khttp_free(r);
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107 }
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108 }
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109
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110 void
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111 page_api_v1_jobs(struct kreq *r)
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112 {
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113 assert(r);
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114
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115 switch (r->method) {
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116 case KMETHOD_GET:
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117 get(r);
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118 break;
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119 case KMETHOD_POST:
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120 post(r);
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121 break;
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122 default:
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123 page(r, NULL, KHTTP_400, KMIME_APP_JSON, NULL);
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124 break;
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125 }
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126 }